function wppa_ajax_callback()
{
    global $wpdb;
    global $wppa_session;
    global $wppa_log_file;
    wppa('ajax', true);
    wppa('error', '0');
    wppa('out', '');
    $wppa_session['page']--;
    $wppa_session['ajax']++;
    wppa_save_session();
    // ALTHOUGH IF WE ARE HERE AS FRONT END VISITOR, is_admin() is true.
    // So, $wppa_opt switches are 'yes' or 'no' and not true or false.
    // So, always use the function wppa_switch( $slug ) to test on a bool setting
    // Globally check query args to prevent php injection
    $wppa_args = array('album', 'photo', 'slide', 'cover', 'occur', 'woccur', 'searchstring', 'topten', 'lasten', 'comten', 'featen', 'single', 'photos-only', 'debug', 'relcount', 'upldr', 'owner', 'rootsearch');
    foreach ($_REQUEST as $arg) {
        if (in_array(str_replace('wppa-', '', $arg), $wppa_args)) {
            if (strpos($arg, '<?') !== false) {
                die('Security check failure #91');
            }
            if (strpos($arg, '?>') !== false) {
                die('Security check failure #92');
            }
        }
    }
    wppa_vfy_arg('wppa-action', true);
    wppa_vfy_arg('photo-id');
    wppa_vfy_arg('comment-id');
    wppa_vfy_arg('moccur');
    wppa_vfy_arg('comemail', true);
    wppa_vfy_arg('comname', true);
    wppa_vfy_arg('tag', true);
    $wppa_action = $_REQUEST['wppa-action'];
    switch ($wppa_action) {
        case 'getssiptclist':
            $tag = str_replace('H', '#', $_REQUEST['tag']);
            $mocc = $_REQUEST['moccur'];
            $oldvalue = '';
            if (strpos($wppa_session['supersearch'], ',') !== false) {
                $ss_data = explode(',', $wppa_session['supersearch']);
                if (count($ss_data) == '4') {
                    if ($ss_data['0'] == 'p') {
                        if ($ss_data['1'] == 'i') {
                            if ($ss_data['2'] == $_REQUEST['tag']) {
                                $oldvalue = $ss_data['3'];
                            }
                        }
                    }
                }
            }
            $iptcdata = $wpdb->get_results($wpdb->prepare("SELECT * FROM `" . WPPA_IPTC . "` WHERE `photo` > '0' AND `tag` = %s ORDER BY `description`", $tag), ARRAY_A);
            $last = '';
            $any = false;
            if (is_array($iptcdata)) {
                foreach ($iptcdata as $item) {
                    $desc = sanitize_text_field($item['description']);
                    $desc = str_replace(array(chr(0), chr(1), chr(2), chr(3), chr(4), chr(5), chr(6), chr(7)), '', $desc);
                    if ($desc != $last) {
                        $sel = $oldvalue && $oldvalue == $desc ? 'selected="selected"' : '';
                        if ($sel) {
                            echo 'selected:' . $oldvalue;
                        }
                        $ddesc = strlen($desc) > '32' ? substr($desc, 0, 30) . '...' : $desc;
                        echo '<option' . ' value="' . esc_attr($desc) . '"' . ' class="wppa-iptclist-' . $mocc . '"' . ' ' . $sel . ' >' . $ddesc . '</option>';
                        $last = $desc;
                        $any = true;
                    }
                }
            }
            if (!$any) {
                $query = $wpdb->prepare("DELETE FROM `" . WPPA_IPTC . "` WHERE `photo` = '0' AND `tag` = %s", $tag);
                $wpdb->query($query);
                //				wppa_log( 'dbg', $query );
            }
            wppa_exit();
            break;
        case 'getssexiflist':
            $tag = str_replace('H', '#', $_REQUEST['tag']);
            $mocc = $_REQUEST['moccur'];
            $oldvalue = '';
            if (strpos($wppa_session['supersearch'], ',') !== false) {
                $ss_data = explode(',', $wppa_session['supersearch']);
                if (count($ss_data) == '4') {
                    if ($ss_data['0'] == 'p') {
                        if ($ss_data['1'] == 'e') {
                            if ($ss_data['2'] == $_REQUEST['tag']) {
                                $oldvalue = $ss_data['3'];
                            }
                        }
                    }
                }
            }
            $exifdata = $wpdb->get_results($wpdb->prepare("SELECT * FROM `" . WPPA_EXIF . "` WHERE `photo` > '0' AND `tag` = %s ORDER BY `description`", $tag), ARRAY_A);
            $last = '';
            $any = false;
            if (is_array($exifdata)) {
                foreach ($exifdata as $item) {
                    $desc = sanitize_text_field($item['description']);
                    $desc = str_replace(array(chr(0), chr(1), chr(2), chr(3), chr(4), chr(5), chr(6), chr(7)), '', $desc);
                    if ($desc != $last) {
                        $sel = $oldvalue && $oldvalue == $desc ? 'selected="selected"' : '';
                        $ddesc = strlen($desc) > '32' ? substr($desc, 0, 30) . '...' : $desc;
                        echo '<option' . ' value="' . esc_attr($desc) . '"' . ' class="wppa-exiflist-' . $mocc . '"' . ' ' . $sel . ' >' . $ddesc . '</option>';
                        $last = $desc;
                        $any = true;
                    }
                }
            }
            if (!$any) {
                $query = $wpdb->prepare("DELETE FROM `" . WPPA_EXIF . "` WHERE `photo` = '0' AND `tag` = %s", $tag);
                $wpdb->query($query);
                //				wppa_log( 'dbg', $query );
            }
            wppa_exit();
            break;
        case 'front-edit':
            // Fetch the html for edit dialog
            // Is the call valid?
            if (!isset($_REQUEST['photo-id'])) {
                die('Missing required argument');
            }
            if (strlen($_REQUEST['photo-id']) == 12) {
                $photo = wppa_decrypt_photo($_REQUEST['photo-id']);
            } else {
                $photo = $_REQUEST['photo-id'];
            }
            // Is this user aloowed to edit thisphoto?
            $ok = wppa_may_user_fe_edit($photo);
            // No rights, die
            if (!$ok) {
                die('You do not have sufficient rights to do this');
            }
            // Do it
            require_once 'wppa-photo-admin-autosave.php';
            // New style?
            if (wppa_opt('upload_edit') == 'new') {
                wppa_fe_edit_new_style($photo);
            }
            // Old style
            if (wppa_opt('upload_edit') == 'classic') {
                wppa('front_edit', true);
                echo '	<div style="padding-bottom:4px;height:24px;" >
							<span style="color:#777;" >
								<i>' . __('All modifications are instantly updated on the server.<br />The <b style="color:#070" >Remark</b> field keeps you informed on the actions taken at the background.', 'wp-photo-album-plus') . '</i>
							</span>
							<input id="wppa-fe-exit" type="button" style="float:right;color:red;font-weight:bold;" onclick="window.opener.location.reload( true );window.close();" value="' . __('Exit & Refresh', 'wp-photo-album-plus') . '" />
							<div id="wppa-fe-count" style="float:right;" ></div>
						</div><div style="clear:both;"></div>';
                wppa_album_photos('', $photo);
            }
            // Done
            wppa_exit();
            break;
        case 'update-photo-new':
            // Do the actual edit update
            // Get photo id
            if (strlen($_REQUEST['photo-id']) == 12) {
                $photo = wppa_decrypt_photo($_REQUEST['photo-id']);
            } else {
                $photo = $_REQUEST['photo-id'];
            }
            // Is the call valid?
            $nonce = $_REQUEST['wppa-nonce'];
            if (!wp_verify_nonce($nonce, 'wppa-nonce-' . $photo)) {
                die('Security check falure');
            }
            if (!isset($_REQUEST['photo-id'])) {
                die('Missing required argument');
            }
            // Name
            if (isset($_POST['name'])) {
                $name = strip_tags($_POST['name']);
                wppa_update_photo(array('id' => $photo, 'name' => $name));
            }
            // Description
            if (isset($_POST['description'])) {
                $desc = str_replace(array('<br/>', '<br>'), '<br />', $_POST['description']);
                $desc = balanceTags($desc, true);
                wppa_update_photo(array('id' => $photo, 'description' => $_POST['description']));
            }
            // Tags
            if (isset($_POST['tags'])) {
                $tags = wppa_sanitize_tags($_POST['tags']);
                wppa_update_photo(array('id' => $photo, 'tags' => $_POST['tags']));
            }
            // Custom fields
            $custom = wppa_get_photo_item($photo, 'custom');
            if ($custom) {
                $custom_data = unserialize($custom);
            } else {
                $custom_data = array('', '', '', '', '', '', '', '', '', '');
            }
            for ($i = 0; $i < 10; $i++) {
                if (isset($_POST['custom_' . $i]) && wppa_opt('custom_caption_' . $i) && wppa_switch('custom_edit_' . $i)) {
                    $custom_data[$i] = wppa_sanitize_custom_field($_POST['custom_' . $i]);
                }
            }
            $custom = serialize($custom_data);
            wppa_update_photo(array('id' => $photo, 'custom' => $custom, 'modified' => time()));
            // Housekeeping
            wppa_index_update('photo', $photo);
            wppa_exit();
            break;
        case 'do-comment':
            // Security check
            $mocc = $_REQUEST['moccur'];
            $nonce = $_REQUEST['wppa-nonce'];
            if (!wp_verify_nonce($nonce, 'wppa-nonce-' . $mocc)) {
                _e('Security check failure', 'wp-photo-album-plus');
                wppa_exit();
            }
            // Correct the fact that this is a non-admin operation, if it is only
            if (is_admin()) {
                require_once 'wppa-non-admin.php';
            }
            wppa('mocc', $_REQUEST['moccur']);
            wppa('comment_photo', isset($_REQUEST['photo-id']) ? $_REQUEST['photo-id'] : '0');
            wppa('comment_id', isset($_REQUEST['comment-edit']) ? $_REQUEST['comment-edit'] : '0');
            $comment_allowed = !wppa_switch('comment_login') || is_user_logged_in();
            if (wppa_switch('show_comments') && $comment_allowed) {
                //				if ( wppa_switch( 'search_comments' ) ) wppa_index_remove( 'photo', $_REQUEST['photo-id'] );
                wppa_do_comment($_REQUEST['photo-id']);
                // Process the comment
                if (wppa_switch('search_comments')) {
                    wppa_index_update('photo', $_REQUEST['photo-id']);
                }
            }
            wppa('no_esc', true);
            echo wppa_comment_html($_REQUEST['photo-id'], $comment_allowed);
            // Retrieve the new commentbox content
            wppa_exit();
            break;
        case 'import':
            require_once 'wppa-import.php';
            _wppa_page_import();
            wppa_exit();
            break;
        case 'approve':
            $iret = '0';
            if (!current_user_can('wppa_moderate') && !current_user_can('wppa_comments')) {
                _e('You do not have the rights to moderate photos this way', 'wp-photo-album-plus');
                wppa_exit();
            }
            if (isset($_REQUEST['photo-id']) && current_user_can('wppa_moderate')) {
                $iret = $wpdb->query($wpdb->prepare("UPDATE `" . WPPA_PHOTOS . "` SET `status` = 'publish' WHERE `id` = %s", $_REQUEST['photo-id']));
                wppa_flush_upldr_cache('photoid', $_REQUEST['photo-id']);
                $alb = $wpdb->get_var($wpdb->prepare("SELECT `album` FROM `" . WPPA_PHOTOS . "` WHERE `id` = %s", $_REQUEST['photo-id']));
                wppa_clear_taglist();
                wppa_flush_treecounts($alb);
            }
            if (isset($_REQUEST['comment-id'])) {
                $iret = $wpdb->query($wpdb->prepare("UPDATE `" . WPPA_COMMENTS . "` SET `status` = 'approved' WHERE `id` = %s", $_REQUEST['comment-id']));
                if ($iret) {
                    wppa_send_comment_approved_email($_REQUEST['comment-id']);
                    wppa_add_credit_points(wppa_opt('cp_points_comment_appr'), __('Photo comment approved', 'wp-photo-album-plus'), $_REQUEST['photo-id'], '', wppa_get_photo_item($_REQUEST['photo-id'], 'owner'));
                }
            }
            if ($iret) {
                echo 'OK';
            } else {
                if (isset($_REQUEST['photo-id'])) {
                    if (current_user_can('wppa_moderate')) {
                        echo sprintf(__('Failed to update stutus of photo %s', 'wp-photo-album-plus'), $_REQUEST['photo-id']) . "\n" . __('Please refresh the page', 'wp-photo-album-plus');
                    } else {
                        _e('Security check failure', 'wp-photo-album-plus');
                    }
                }
                if (isset($_REQUEST['comment-id'])) {
                    echo sprintf(__('Failed to update stutus of comment %s', 'wp-photo-album-plus'), $_REQUEST['comment-id']) . "\n" . __('Please refresh the page', 'wp-photo-album-plus');
                }
            }
            wppa_exit();
        case 'remove':
            if (isset($_REQUEST['photo-id'])) {
                // Remove photo
                if (strlen($_REQUEST['photo-id']) == 12) {
                    $photo = wppa_decrypt_photo($_REQUEST['photo-id']);
                } else {
                    $photo = $_REQUEST['photo-id'];
                }
                if (wppa_may_user_fe_edit($photo)) {
                    // Frontend edit may also delete
                    wppa_delete_photo($photo);
                    echo 'OK||' . __('Photo removed', 'wp-photo-album-plus');
                    wppa_exit();
                }
            }
            if (!current_user_can('wppa_moderate') && !current_user_can('wppa_comments')) {
                _e('You do not have the rights to moderate photos this way', 'wp-photo-album-plus');
                wppa_exit();
            }
            if (isset($_REQUEST['photo-id'])) {
                // Remove photo
                if (strlen($_REQUEST['photo-id']) == 12) {
                    $photo = wppa_decrypt_photo($_REQUEST['photo-id']);
                } else {
                    $photo = $_REQUEST['photo-id'];
                }
                if (!current_user_can('wppa_moderate')) {
                    _e('Security check failure', 'wp-photo-album-plus');
                    wppa_exit();
                }
                wppa_delete_photo($photo);
                echo 'OK||' . __('Photo removed', 'wp-photo-album-plus');
                wppa_exit();
            }
            if (isset($_REQUEST['comment-id'])) {
                // Remove comment
                $iret = $wpdb->query($wpdb->prepare("DELETE FROM `" . WPPA_COMMENTS . "` WHERE `id`= %s", $_REQUEST['comment-id']));
                if ($iret) {
                    echo 'OK||' . __('Comment removed', 'wp-photo-album-plus');
                } else {
                    _e('Could not remove comment', 'wp-photo-album-plus');
                }
                wppa_exit();
            }
            _e('Unexpected error', 'wp-photo-album-plus');
            wppa_exit();
        case 'downloadalbum':
            // Feature enabled?
            if (!wppa_switch('allow_download_album')) {
                echo '||ER||' . __('This feature is not enabled on this website', 'wp-photo-album-plus');
                wppa_exit();
            }
            // Validate args
            $alb = wppa_decrypt_album($_REQUEST['album-id']);
            $status = "`status` <> 'pending' AND `status` <> 'scheduled'";
            if (!is_user_logged_in()) {
                $status .= " AND `status` <> 'private'";
            }
            $photos = $wpdb->get_results($wpdb->prepare("SELECT * FROM `" . WPPA_PHOTOS . "` WHERE `album` = %s AND ( ( " . $status . " ) OR owner = %s ) " . wppa_get_photo_order($alb), $alb, wppa_get_user()), ARRAY_A);
            if (!$photos) {
                echo '||ER||' . __('The album is empty', 'wp-photo-album-plus');
                wppa_exit();
            }
            // Remove obsolete files
            wppa_delete_obsolete_tempfiles();
            // Open zipfile
            if (!class_exists('ZipArchive')) {
                echo '||ER||' . __('Unable to create zip archive', 'wp-photo-album-plus');
                wppa_exit();
            }
            $zipfilename = wppa_get_album_name($alb);
            $zipfilename = wppa_sanitize_file_name($zipfilename . '.zip');
            // Remove illegal chars
            $zipfilepath = WPPA_UPLOAD_PATH . '/temp/' . $zipfilename;
            if (is_file($zipfilepath)) {
                //		unlink( $zipfilepath );	// Debug
            }
            $wppa_zip = new ZipArchive();
            $iret = $wppa_zip->open($zipfilepath, 1);
            if ($iret !== true) {
                echo '||ER||' . sprintf(__('Unable to create zip archive. code = %s', 'wp-photo-album-plus'), $iret);
                wppa_exit();
            }
            // Add photos to zip
            $stop = false;
            foreach ($photos as $p) {
                if (wppa_is_time_up()) {
                    wppa_log('obs', 'Time up during album to zip creation');
                    $stop = true;
                } else {
                    $id = $p['id'];
                    if (!wppa_is_multi($id)) {
                        $source = wppa_switch('download_album_source') && is_file(wppa_get_source_path($id)) ? wppa_get_source_path($id) : wppa_get_photo_path($id);
                        if (is_file($source)) {
                            $dest = $p['filename'] ? wppa_sanitize_file_name($p['filename']) : wppa_sanitize_file_name(wppa_strip_ext($p['name']) . '.' . $p['ext']);
                            $dest = wppa_fix_poster_ext($dest, $id);
                            $iret = $wppa_zip->addFile($source, $dest);
                            // To prevent too may files open, and to have at least a file when there are too many photos, close and re-open
                            $wppa_zip->close();
                            $wppa_zip->open($zipfilepath);
                            // wppa_log( 'dbg', 'Added ' . basename($source) . ' to ' . basename($zipfilepath));
                        }
                    }
                }
                if ($stop) {
                    break;
                }
            }
            // Close zip and return
            $zipcount = $wppa_zip->numFiles;
            $wppa_zip->close();
            // A zip is created
            $desturl = WPPA_UPLOAD_URL . '/temp/' . $zipfilename;
            echo $desturl . '||OK||';
            if ($zipcount != count($photos)) {
                echo sprintf(__('Only %s out of %s photos could be added to the zipfile', 'wp-photo-album-plus'), $zipcount, count($photos));
            }
            wppa_exit();
            break;
        case 'getalbumzipurl':
            $alb = $_REQUEST['album-id'];
            $zipfilename = wppa_get_album_name($alb);
            $zipfilename = wppa_sanitize_file_name($zipfilename . '.zip');
            // Remove illegal chars
            $zipfilepath = WPPA_UPLOAD_PATH . '/temp/' . $zipfilename;
            $zipfileurl = WPPA_UPLOAD_URL . '/temp/' . $zipfilename;
            if (is_file($zipfilepath)) {
                echo $zipfileurl;
            } else {
                echo 'ER';
            }
            wppa_exit();
            break;
        case 'addtozip':
            // Check if the user is allowed to do this
            $photo = wppa_decrypt_photo($_REQUEST['photo-id']);
            if (!wppa_user_is('administrator')) {
                echo 'ER||Security check failure';
                wppa_exit();
            }
            // Do we have ziparchive on board?
            if (!class_exists('ZipArchive')) {
                echo 'ER||' . __('Unable to create zip archive', 'wp-photo-album-plus');
                wppa_exit();
            }
            // Verify existance of zips dir
            $zipsdir = WPPA_UPLOAD_PATH . '/zips/';
            if (!is_dir($zipsdir)) {
                wppa_mkdir($zipsdir);
            }
            if (!is_dir($zipsdir)) {
                echo 'ER||' . __('Unable to create zipsdir', 'wp-photo-album-plus');
                wppa_exit();
            }
            // Compose the users zip filename
            $zipfile = $zipsdir . wppa_get_user() . '.zip';
            // Find the photo data
            $data = $wpdb->get_row($wpdb->prepare("SELECT * FROM `" . WPPA_PHOTOS . "` WHERE `id` = %s", $photo), ARRAY_A);
            // Find the photo file
            if (is_file(wppa_get_source_path($photo))) {
                $source = wppa_get_source_path($photo);
            } else {
                $source = wppa_get_photo_path($photo);
            }
            $source = wppa_fix_poster_ext($source, $photo);
            // Add photo to zip
            $wppa_zip = new ZipArchive();
            $wppa_zip->open($zipfile, 1);
            $wppa_zip->addFile($source, wppa_fix_poster_ext($data['filename'], $photo));
            $wppa_zip->close();
            echo 'OK||' . __('Selected', 'wp-photo-album-plus');
            wppa_exit();
            break;
        case 'delmyzip':
            // Verify existance of zips dir
            $zipsdir = WPPA_UPLOAD_PATH . '/zips/';
            if (is_dir($zipsdir)) {
                // Compose the users zip filename
                $zipfile = $zipsdir . wppa_get_user() . '.zip';
                // Check file existance and remove
                if (is_file($zipfile)) {
                    @unlink($zipfile);
                }
            }
            wppa_exit();
            break;
        case 'makeorigname':
            $photo = wppa_decrypt_photo($_REQUEST['photo-id']);
            $from = $_REQUEST['from'];
            if ($from == 'fsname') {
                $type = wppa_opt('art_monkey_link');
            } elseif ($from == 'popup') {
                $type = wppa_opt('art_monkey_popup_link');
            } else {
                echo '||7||' . __('Unknown source of request', 'wp-photo-album-plus');
                wppa_exit();
            }
            $data = $wpdb->get_row($wpdb->prepare("SELECT * FROM `" . WPPA_PHOTOS . "` WHERE `id` = %s", $photo), ARRAY_A);
            if ($data) {
                // The photo is supposed to exist
                // Make the name
                if ($data['filename']) {
                    $name = $data['filename'];
                } else {
                    $name = __($data['name'], 'wp-photo-album-plus');
                }
                $name = wppa_sanitize_file_name($name);
                // Remove illegal chars
                $name = preg_replace('/\\.[^.]*$/', '', $name);
                // Remove file extension
                if (strlen($name) == '0') {
                    echo '||1||' . __('Empty filename', 'wp-photo-album-plus');
                    wppa_exit();
                }
                // Make the file
                if (wppa_switch('artmonkey_use_source')) {
                    if (is_file(wppa_get_source_path($photo))) {
                        $source = wppa_get_source_path($photo);
                    } else {
                        $source = wppa_get_photo_path($photo);
                    }
                } else {
                    $source = wppa_get_photo_path($photo);
                }
                $source = wppa_fix_poster_ext($source, $photo);
                // Fix the extension for mm items.
                if ($data['ext'] == 'xxx') {
                    $data['ext'] = wppa_get_ext($source);
                }
                $dest = WPPA_UPLOAD_PATH . '/temp/' . $name . '.' . $data['ext'];
                $zipfile = WPPA_UPLOAD_PATH . '/temp/' . $name . '.zip';
                $tempdir = WPPA_UPLOAD_PATH . '/temp';
                if (!is_dir($tempdir)) {
                    wppa_mkdir($tempdir);
                }
                if (!is_dir($tempdir)) {
                    echo '||2||' . __('Unable to create tempdir', 'wp-photo-album-plus');
                    wppa_exit();
                }
                // Remove obsolete files
                wppa_delete_obsolete_tempfiles();
                // Make the files
                if ($type == 'file') {
                    copy($source, $dest);
                    $ext = $data['ext'];
                } elseif ($type == 'zip') {
                    if (!class_exists('ZipArchive')) {
                        echo '||8||' . __('Unable to create zip archive', 'wp-photo-album-plus');
                        wppa_exit();
                    }
                    $ext = 'zip';
                    $wppa_zip = new ZipArchive();
                    $wppa_zip->open($zipfile, 1);
                    $wppa_zip->addFile($source, basename($dest));
                    $wppa_zip->close();
                } else {
                    echo '||6||' . __('Unknown type', 'wp-photo-album-plus');
                    wppa_exit();
                }
                $desturl = WPPA_UPLOAD_URL . '/temp/' . $name . '.' . $ext;
                echo '||0||' . $desturl;
                // No error: return url
                wppa_exit();
            } else {
                echo '||9||' . __('The photo does no longer exist', 'wp-photo-album-plus');
                wppa_exit();
            }
            wppa_exit();
            break;
        case 'tinymcedialog':
            $result = wppa_make_tinymce_dialog();
            echo $result;
            wppa_exit();
            break;
        case 'bumpviewcount':
            $nonce = $_REQUEST['wppa-nonce'];
            if (wp_verify_nonce($nonce, 'wppa-check')) {
                wppa_bump_viewcount('photo', $_REQUEST['wppa-photo']);
            } else {
                _e('Security check failure', 'wp-photo-album-plus');
            }
            wppa_exit();
            break;
        case 'bumpclickcount':
            $nonce = $_REQUEST['wppa-nonce'];
            $photo = isset($_REQUEST['wppa-photo']) ? $_REQUEST['wppa-photo'] : 0;
            if (strlen($photo) == 12) {
                $photo = wppa_decrypt_photo($photo);
            }
            if ($photo && wp_verify_nonce($nonce, 'wppa-check')) {
                wppa_bump_clickcount($photo);
            } else {
                _e('Security check failure', 'wp-photo-album-plus');
            }
            wppa_exit();
            break;
        case 'rate':
            // Correct the fact that this is a non-admin operation, if it is only
            if (is_admin()) {
                require_once 'wppa-non-admin.php';
            }
            // Get commandline args
            $photo = wppa_decrypt_photo($_REQUEST['wppa-rating-id']);
            $rating = $_REQUEST['wppa-rating'];
            $occur = $_REQUEST['wppa-occur'];
            $index = $_REQUEST['wppa-index'];
            $nonce = $_REQUEST['wppa-nonce'];
            // Make errortext
            $errtxt = __('An error occurred while processing you rating request.', 'wp-photo-album-plus');
            $errtxt .= "\n" . __('Maybe you opened the page too long ago to recognize you.', 'wp-photo-album-plus');
            $errtxt .= "\n" . __('You may refresh the page and try again.', 'wp-photo-album-plus');
            $wartxt = __('Althoug an error occurred while processing your rating, your vote has been registered.', 'wp-photo-album-plus');
            $wartxt .= "\n" . __('However, this may not be reflected in the current pageview', 'wp-photo-album-plus');
            // Check on validity
            if (!wp_verify_nonce($nonce, 'wppa-check')) {
                echo '0||100||' . $errtxt;
                wppa_exit();
                // Nonce check failed
            }
            if (wppa_opt('rating_max') == '1' && $rating != '1') {
                echo '0||106||' . $errtxt . ':' . $rating;
                wppa_exit();
                // Value out of range
            } elseif (wppa_opt('rating_max') == '5' && !in_array($rating, array('-1', '1', '2', '3', '4', '5'))) {
                echo '0||106||' . $errtxt . ':' . $rating;
                wppa_exit();
                // Value out of range
            } elseif (wppa_opt('rating_max') == '10' && !in_array($rating, array('-1', '1', '2', '3', '4', '5', '6', '7', '8', '9', '10'))) {
                echo '0||106||' . $errtxt . ':' . $rating;
                wppa_exit();
                // Value out of range
            }
            // Check for one rating per period
            $wait_text = wppa_get_rating_wait_text($photo, wppa_get_user());
            if ($wait_text) {
                echo '0||900||' . $wait_text;
                // 900 is recoverable error
                wppa_exit();
            }
            // Get other data
            if (!wppa_photo_exists($photo)) {
                echo '0||999||' . __('Photo has been removed.', 'wp-photo-album-plus');
                wppa_exit();
            }
            $mylast = wppa_get_my_last_vote($photo);
            $myavgrat = '0';
            // Init
            $user = wppa_get_user();
            // Rate own photo?
            if (wppa_get_photo_item($photo, 'owner') == $user && !wppa_switch('allow_owner_votes')) {
                echo '0||900||' . __('Sorry, you can not rate your own photos', 'wp-photo-album-plus');
                wppa_exit();
            }
            // Already a pending one?
            $pending = $wpdb->get_var($wpdb->prepare("SELECT COUNT(*) FROM `" . WPPA_RATING . "` WHERE `photo` = %s AND `user` = %s AND `status` = %s", $photo, $user, 'pending'));
            // Has user motivated his vote?
            $hascommented = $wpdb->get_var($wpdb->prepare("SELECT COUNT(*) FROM `" . WPPA_COMMENTS . "` WHERE `photo` = %s AND `user` = %s", $photo, wppa_get_user('display')));
            if ($pending) {
                if (!$hascommented) {
                    echo '0||900||' . __('Please enter a comment.', 'wp-photo-album-plus');
                    wppa_exit();
                } else {
                    $wpdb->query($wpdb->prepare("UPDATE `" . WPPA_RATING . "` SET `status` = 'publish' WHERE `photo` = %s AND `user` = %s", $photo, $user));
                }
            }
            if (wppa_switch('vote_needs_comment')) {
                $ratingstatus = $hascommented ? 'publish' : 'pending';
            } else {
                $ratingstatus = 'publish';
            }
            // When done, we have to echo $occur.'||'.$photo.'||'.$index.'||'.$myavgrat.'||'.$allavgrat.'||'.$discount.'||'.$hascommented.'||'.$message;
            // So we have to do: process rating and find new $myavgrat, $allavgrat and $discount ( $occur, $photo and $index are known )
            // Error message format: '0||<errcode>||<errtext>
            // errcode = 900: user error, other codes: real errors
            // Case -1: Likes only
            if (wppa_opt('rating_display_type') == 'likes') {
                // If i liked this, i do no longer like this
                if ($mylast) {
                    // Remove my like
                    $wpdb->query($wpdb->prepare("DELETE FROM `" . WPPA_RATING . "` WHERE `photo` = %s AND `user` = %s", $photo, $user));
                    $myavgrat = '0';
                } else {
                    // Add my like
                    wppa_create_rating_entry(array('photo' => $photo, 'value' => '1', 'user' => $user));
                    $myavgrat = '1';
                }
                // Update photo data
                wppa_rate_photo($photo);
                // Get callback data
                $lt = wppa_get_like_title_a($photo);
                $allavgratcombi = $lt['title'] . '|' . $lt['display'];
                // Output and quit
                echo $occur . '||' . $photo . '||' . $index . '||' . $myavgrat . '||' . esc_attr($allavgratcombi) . '||||||likes';
                wppa_exit();
            } elseif ($mylast) {
                // I did vote already
                // Can vote only once
                if (!wppa_switch('rating_change') && !wppa_switch('rating_multi')) {
                    echo '0||900||' . __('You can not change your vote', 'wp-photo-album-plus');
                    wppa_exit();
                }
                // I did a dislike, can not modify
                if ($mylast < '0') {
                    echo '0||900||' . __('You can not change a dislike', 'wp-photo-album-plus');
                    wppa_exit();
                }
                // I did a rating, can not change into dislike
                if ($mylast > '0' && $rating == '-1') {
                    echo '0||900||' . __('You can not change your vote into a dislike', 'wp-photo-album-plus');
                    wppa_exit();
                }
            }
            // Case 1: value = -1 this is a legal dislike vote
            if ($rating == '-1') {
                // Add my dislike
                $iret = wppa_create_rating_entry(array('photo' => $photo, 'value' => $rating, 'user' => $user, 'status' => $ratingstatus));
                if (!$iret) {
                    echo '0||101||' . $errtxt;
                    wppa_exit();
                    // Fail on storing vote
                }
                // Add points
                wppa_add_credit_points(wppa_opt('cp_points_rating'), __('Photo rated', 'wp-photo-album-plus'), $photo, $rating);
                // Check for email to be sent every .. dislikes
                wppa_dislike_check($photo);
                // Photo is removed?
                if (!is_file(wppa_get_thumb_path($photo))) {
                    echo $occur . '||' . $photo . '||' . $index . '||-1||-1|0||' . wppa_opt('dislike_delete');
                    wppa_exit();
                }
            } elseif (!$mylast) {
                // Add my vote
                $iret = wppa_create_rating_entry(array('photo' => $photo, 'value' => $rating, 'user' => $user, 'status' => $ratingstatus));
                if (!$iret) {
                    echo '0||102||' . $errtxt;
                    wppa_exit();
                    // Fail on storing vote
                }
                // Add points
                wppa_add_credit_points(wppa_opt('cp_points_rating'), __('Photo rated', 'wp-photo-album-plus'), $photo, $rating);
            } elseif (wppa_switch('rating_change')) {
                // Votechanging is allowed
                $iret = $wpdb->query($wpdb->prepare('UPDATE `' . WPPA_RATING . '` SET `value` = %s WHERE `photo` = %s AND `user` = %s LIMIT 1', $rating, $photo, $user));
                if ($iret === false) {
                    echo '0||103||' . $errtxt;
                    wppa_exit();
                    // Fail on update
                }
            } elseif (wppa_switch('rating_multi')) {
                // Rating multi is allowed
                $iret = wppa_create_rating_entry(array('photo' => $photo, 'value' => $rating, 'user' => $user, 'status' => $ratingstatus));
                if (!$iret) {
                    echo '0||104||' . $errtxt;
                    wppa_exit();
                    // Fail on storing vote
                }
            } else {
                // Should never get here....
                echo '0||110||' . __('Unexpected error', 'wp-photo-album-plus');
                wppa_exit();
            }
            // Compute my avg rating
            $myrats = $wpdb->get_results($wpdb->prepare('SELECT * FROM `' . WPPA_RATING . '`  WHERE `photo` = %s AND `user` = %s AND `status` = %s ', $photo, $user, 'publish'), ARRAY_A);
            if ($myrats) {
                $sum = 0;
                $cnt = 0;
                foreach ($myrats as $rat) {
                    if ($rat['value'] == '-1') {
                        $sum += wppa_opt('dislike_value');
                    } else {
                        $sum += $rat['value'];
                    }
                    $cnt++;
                }
                $myavgrat = $sum / $cnt;
                $i = wppa_opt('rating_prec');
                $j = $i + '1';
                $myavgrat = sprintf('%' . $j . '.' . $i . 'f', $myavgrat);
            } else {
                $myavgrat = '0';
            }
            // Compute new allavgrat
            $ratings = $wpdb->get_results($wpdb->prepare('SELECT * FROM ' . WPPA_RATING . ' WHERE `photo` = %s AND `status` = %s', $photo, 'publish'), ARRAY_A);
            if ($ratings) {
                $sum = 0;
                $cnt = 0;
                foreach ($ratings as $rat) {
                    if ($rat['value'] == '-1') {
                        $sum += wppa_opt('dislike_value');
                    } else {
                        $sum += $rat['value'];
                    }
                    $cnt++;
                }
                $allavgrat = $sum / $cnt;
                if ($allavgrat == '10') {
                    $allavgrat = '9.99999999';
                }
                // For sort order reasons text field
            } else {
                $allavgrat = '0';
            }
            // Store it in the photo info
            $iret = $wpdb->query($wpdb->prepare('UPDATE `' . WPPA_PHOTOS . '` SET `mean_rating` = %s WHERE `id` = %s', $allavgrat, $photo));
            if ($iret === false) {
                echo '0||106||' . $wartxt;
                wppa_exit();
                // Fail on save
            }
            // Compute rating_count and store in the photo info
            $ratcount = $wpdb->get_var($wpdb->prepare("SELECT COUNT(*) FROM `" . WPPA_RATING . "` WHERE `photo` = %s", $photo));
            if ($ratcount !== false) {
                $iret = $wpdb->query($wpdb->prepare("UPDATE `" . WPPA_PHOTOS . "` SET `rating_count` = %s WHERE `id` = %s", $ratcount, $photo));
                if ($iret === false) {
                    echo '0||107||' . $wartxt;
                    wppa_exit();
                    // Fail on save
                }
            }
            // Format $allavgrat for output
            $allavgratcombi = $allavgrat . '|' . $ratcount;
            // Compute dsilike count
            $discount = $wpdb->get_var($wpdb->prepare("SELECT COUNT(*) FROM `" . WPPA_RATING . "` WHERE `photo` = %s AND `value` = -1 AND `status` = %s", $photo, 'publish'));
            if ($discount === false) {
                echo '0||108||' . $wartxt;
                wppa_exit();
                // Fail on save
            }
            $distext = wppa_get_distext($discount, $rating);
            if (!$distext) {
                $distext = '0';
            }
            // Test for possible medal
            wppa_test_for_medal($photo);
            // Success!
            wppa_clear_cache();
            if (wppa_switch('vote_needs_comment') && !$hascommented) {
                $message = __("Please explain your vote in a comment.\nYour vote will be discarded if you don't.\n\nAfter completing your comment,\nyou can refresh the page to see\nyour vote became effective.", 'wp-photo-album-plus');
            } else {
                $message = '';
            }
            echo $occur . '||' . $photo . '||' . $index . '||' . $myavgrat . '||' . $allavgratcombi . '||' . $distext . '||' . $hascommented . '||' . $message;
            break;
        case 'render':
            $tim_1 = microtime(true);
            $nq_1 = get_num_queries();
            // Correct the fact that this is a non-admin operation, if it is
            if (is_admin()) {
                require_once 'wppa-non-admin.php';
            }
            wppa_load_theme();
            // Register geo shortcode if google-maps-gpx-vieuwer is on board. GPX does it in wp_head(), what is not done in an ajax call
            //			if ( function_exists( 'gmapv3' ) ) add_shortcode( 'map', 'gmapv3' );
            // Get the post we are working for
            if (isset($_REQUEST['wppa-fromp'])) {
                $p = $_REQUEST['wppa-fromp'];
                if (wppa_is_int($p)) {
                    $GLOBALS['post'] = get_post($p);
                }
            }
            // Render
            $result = wppa_albums();
            $result = wppa_make_relative($result);
            echo $result;
            $tim_2 = microtime(true);
            $nq_2 = get_num_queries();
            $mem = memory_get_peak_usage(true) / 1024 / 1024;
            $msg = sprintf('WPPA Ajax render: db queries: WP:%d, WPPA+: %d in %4.2f seconds, using %4.2f MB memory max', $nq_1, $nq_2 - $nq_1, $tim_2 - $tim_1, $mem);
            echo '<script type="text/javascript">wppaConsoleLog( \'' . $msg . '\', \'force\' )</script>';
            break;
        case 'delete-photo':
            $photo = $_REQUEST['photo-id'];
            $nonce = $_REQUEST['wppa-nonce'];
            // Check validity
            if (!wp_verify_nonce($nonce, 'wppa_nonce_' . $photo)) {
                echo '||0||' . __('You do not have the rights to delete a photo', 'wp-photo-album-plus');
                wppa_exit();
                // Nonce check failed
            }
            if (!is_numeric($photo)) {
                echo '||0||' . __('Security check failure', 'wp-photo-album-plus');
                wppa_exit();
                // Nonce check failed
            }
            $album = $wpdb->get_var($wpdb->prepare('SELECT `album` FROM `' . WPPA_PHOTOS . '` WHERE `id` = %s', $photo));
            wppa_delete_photo($photo);
            wppa_clear_cache();
            echo '||1||<span style="color:red" >' . sprintf(__('Photo %s has been deleted', 'wp-photo-album-plus'), $photo) . '</span>';
            echo '||';
            $a = wppa_allow_uploads($album);
            if (!$a) {
                echo 'full';
            } else {
                echo 'notfull||' . $a;
            }
            break;
        case 'update-album':
            $album = $_REQUEST['album-id'];
            $nonce = $_REQUEST['wppa-nonce'];
            $item = $_REQUEST['item'];
            $value = $_REQUEST['value'];
            $value = wppa_decode($value);
            // Check validity
            if (!wp_verify_nonce($nonce, 'wppa_nonce_' . $album)) {
                echo '||0||' . __('You do not have the rights to update album information', 'wp-photo-album-plus') . $nonce;
                wppa_exit();
                // Nonce check failed
            }
            switch ($item) {
                case 'clear_ratings':
                    $photos = $wpdb->get_results($wpdb->prepare('SELECT * FROM `' . WPPA_PHOTOS . '` WHERE `album` = %s', $album), ARRAY_A);
                    if ($photos) {
                        foreach ($photos as $photo) {
                            $iret1 = $wpdb->query($wpdb->prepare('DELETE FROM `' . WPPA_RATING . '` WHERE `photo` = %s', $photo['id']));
                            $iret2 = $wpdb->query($wpdb->prepare('UPDATE `' . WPPA_PHOTOS . '` SET `mean_rating` = %s WHERE `id` = %s', '', $photo['id']));
                        }
                    }
                    if ($photos && $iret1 !== false && $iret2 !== false) {
                        echo '||0||' . __('Ratings cleared', 'wp-photo-album-plus') . '||' . __('No ratings for this photo.', 'wp-photo-album-plus');
                    } elseif ($photos) {
                        echo '||1||' . __('An error occurred while clearing ratings', 'wp-photo-album-plus');
                    } else {
                        echo '||0||' . __('No photos in this album', 'wp-photo-album-plus') . '||' . __('No ratings for this photo.', 'wp-photo-album-plus');
                    }
                    wppa_exit();
                    break;
                case 'set_deftags':
                    // to be changed for large albums
                    $photos = $wpdb->get_results($wpdb->prepare('SELECT * FROM `' . WPPA_PHOTOS . '` WHERE `album` = %s', $album), ARRAY_A);
                    $deftag = $wpdb->get_var($wpdb->prepare('SELECT `default_tags` FROM `' . WPPA_ALBUMS . '` WHERE `id` = %s', $album));
                    if (is_array($photos)) {
                        foreach ($photos as $photo) {
                            $tags = wppa_sanitize_tags(wppa_filter_iptc(wppa_filter_exif($deftag, $photo['id']), $photo['id']));
                            $iret = $wpdb->query($wpdb->prepare('UPDATE `' . WPPA_PHOTOS . '` SET `tags` = %s WHERE `id` = %s', $tags, $photo['id']));
                            wppa_index_update('photo', $photo['id']);
                        }
                    }
                    if ($photos && $iret !== false) {
                        echo '||0||' . __('Tags set to defaults', 'wp-photo-album-plus');
                    } elseif ($photos) {
                        echo '||1||' . __('An error occurred while setting tags', 'wp-photo-album-plus');
                    } else {
                        echo '||0||' . __('No photos in this album', 'wp-photo-album-plus');
                    }
                    wppa_clear_taglist();
                    wppa_exit();
                    break;
                case 'add_deftags':
                    $photos = $wpdb->get_results($wpdb->prepare('SELECT * FROM `' . WPPA_PHOTOS . '` WHERE `album` = %s', $album), ARRAY_A);
                    $deftag = $wpdb->get_var($wpdb->prepare('SELECT `default_tags` FROM `' . WPPA_ALBUMS . '` WHERE `id` = %s', $album));
                    if (is_array($photos)) {
                        foreach ($photos as $photo) {
                            $tags = wppa_sanitize_tags(wppa_filter_iptc(wppa_filter_exif($photo['tags'] . ',' . $deftag, $photo['id']), $photo['id']));
                            $iret = $wpdb->query($wpdb->prepare('UPDATE `' . WPPA_PHOTOS . '` SET `tags` = %s WHERE `id` = %s', $tags, $photo['id']));
                            wppa_index_update('photo', $photo['id']);
                        }
                    }
                    if ($photos && $iret !== false) {
                        echo '||0||' . __('Tags added with defaults', 'wp-photo-album-plus');
                    } elseif ($photos) {
                        echo '||1||' . __('An error occurred while adding tags', 'wp-photo-album-plus');
                    } else {
                        echo '||0||' . __('No photos in this album', 'wp-photo-album-plus');
                    }
                    wppa_clear_taglist();
                    wppa_exit();
                    break;
                case 'inherit_cats':
                case 'inhadd_cats':
                    $albids = wppa_expand_enum(wppa_alb_to_enum_children($album));
                    $albarr = explode('.', $albids);
                    $cats = wppa_get_album_item($album, 'cats');
                    if ($cats || $item == 'inherit_cats') {
                        if (count($albarr) > 1) {
                            foreach ($albarr as $alb) {
                                if ($album != $alb) {
                                    if ($item == 'inherit_cats') {
                                        wppa_update_album(array('id' => $alb, 'cats' => $cats));
                                    } else {
                                        // 'inhadd_cats'
                                        $mycats = wppa_get_album_item($alb, 'cats');
                                        wppa_update_album(array('id' => $alb, 'cats' => $mycats . $cats));
                                    }
                                }
                            }
                        } else {
                            echo '||0||' . __('No subalbums found to process', 'wp-photo-album-plus');
                            wppa_exit();
                        }
                    } else {
                        echo '||0||' . __('No categories found to process', 'wp-photo-album-plus');
                        wppa_exit();
                    }
                    $n = count($albarr) - 1;
                    echo '||0||' . sprintf(_n('%d album updated', '%d albums updated', $n, 'wp-photo-album-plus'), $n);
                    wppa_exit();
                    break;
                case 'name':
                    $value = trim(strip_tags($value));
                    if (!wppa_sanitize_file_name($value)) {
                        // Empty album name is not allowed
                        $value = 'Album-#' . $album;
                        echo '||5||' . sprintf(__('Album name may not be empty.<br />Reset to %s', 'wp-photo-album-plus'), $value);
                    }
                    $itemname = __('Name', 'wp-photo-album-plus');
                    break;
                case 'description':
                    $itemname = __('Description', 'wp-photo-album-plus');
                    if (wppa_switch('check_balance')) {
                        $value = str_replace(array('<br/>', '<br>'), '<br />', $value);
                        if (balanceTags($value, true) != $value) {
                            echo '||3||' . __('Unbalanced tags in album description!', 'wp-photo-album-plus');
                            wppa_exit();
                        }
                    }
                    $value = trim($value);
                    break;
                case 'a_order':
                    $itemname = __('Album order #', 'wp-photo-album-plus');
                    break;
                case 'main_photo':
                    $itemname = __('Cover photo', 'wp-photo-album-plus');
                    break;
                case 'a_parent':
                    $itemname = __('Parent album', 'wp-photo-album-plus');
                    wppa_flush_treecounts($album);
                    // Myself and my parents
                    wppa_flush_treecounts($value);
                    // My new parent
                    break;
                case 'p_order_by':
                    $itemname = __('Photo order', 'wp-photo-album-plus');
                    break;
                case 'alt_thumbsize':
                    $itemname = __('Use Alt thumbsize', 'wp-photo-album-plus');
                    break;
                case 'cover_type':
                    $itemname = __('Cover Type', 'wp-photo-album-plus');
                    break;
                case 'cover_linktype':
                    $itemname = __('Link type', 'wp-photo-album-plus');
                    break;
                case 'cover_linkpage':
                    $itemname = __('Link to', 'wp-photo-album-plus');
                    break;
                case 'owner':
                    $itemname = __('Owner', 'wp-photo-album-plus');
                    if ($value != '--- public ---' && !get_user_by('login', $value)) {
                        echo '||4||' . sprintf(__('User %s does not exist', 'wp-photo-album-plus'), $value);
                        wppa_exit();
                    }
                    break;
                case 'upload_limit_count':
                    wppa_ajax_check_range($value, false, '0', false, __('Upload limit count', 'wp-photo-album-plus'));
                    if (wppa('error')) {
                        wppa_exit();
                    }
                    $oldval = $wpdb->get_var($wpdb->prepare('SELECT `upload_limit` FROM ' . WPPA_ALBUMS . ' WHERE `id` = %s', $album));
                    $temp = explode('/', $oldval);
                    $value = $value . '/' . $temp[1];
                    $item = 'upload_limit';
                    $itemname = __('Upload limit count', 'wp-photo-album-plus');
                    break;
                case 'upload_limit_time':
                    $oldval = $wpdb->get_var($wpdb->prepare('SELECT `upload_limit` FROM ' . WPPA_ALBUMS . ' WHERE `id` = %s', $album));
                    $temp = explode('/', $oldval);
                    $value = $temp[0] . '/' . $value;
                    $item = 'upload_limit';
                    $itemname = __('Upload limit time', 'wp-photo-album-plus');
                    break;
                case 'default_tags':
                    $value = wppa_sanitize_tags($value, false, true);
                    $itemname = __('Default tags', 'wp-photo-album-plus');
                    break;
                case 'cats':
                    $value = wppa_sanitize_cats($value);
                    wppa_clear_catlist();
                    $itemname = __('Categories', 'wp-photo-album-plus');
                    break;
                case 'suba_order_by':
                    $itemname = __('Sub albums sort order', 'wp-photo-album-plus');
                    break;
                case 'year':
                case 'month':
                case 'day':
                case 'hour':
                case 'min':
                    $itemname = __('Schedule date/time', 'wp-photo-album-plus');
                    $scheduledtm = $wpdb->get_var($wpdb->prepare("SELECT `scheduledtm` FROM`" . WPPA_ALBUMS . "` WHERE `id` = %s", $album));
                    if (!$scheduledtm) {
                        $scheduledtm = wppa_get_default_scheduledtm();
                    }
                    $temp = explode(',', $scheduledtm);
                    if ($item == 'year') {
                        $temp[0] = $value;
                    }
                    if ($item == 'month') {
                        $temp[1] = $value;
                    }
                    if ($item == 'day') {
                        $temp[2] = $value;
                    }
                    if ($item == 'hour') {
                        $temp[3] = $value;
                    }
                    if ($item == 'min') {
                        $temp[4] = $value;
                    }
                    $scheduledtm = implode(',', $temp);
                    wppa_update_album(array('id' => $album, 'scheduledtm' => $scheduledtm));
                    echo '||0||' . sprintf(__('%s of album %s updated', 'wp-photo-album-plus'), $itemname, $album);
                    wppa_exit();
                    break;
                case 'setallscheduled':
                    $scheduledtm = $wpdb->get_var($wpdb->prepare("SELECT `scheduledtm` FROM `" . WPPA_ALBUMS . "` WHERE `id` = %s", $album));
                    if ($scheduledtm) {
                        $iret = $wpdb->query($wpdb->prepare("UPDATE `" . WPPA_PHOTOS . "` SET `status` = 'scheduled', `scheduledtm` = %s WHERE `album` = %s", $scheduledtm, $album));
                        echo '||0||' . __('All photos set to scheduled per date', 'wp-photo-album-plus') . ' ' . wppa_format_scheduledtm($scheduledtm);
                    }
                    wppa_exit();
                    break;
                case 'album_custom_0':
                case 'album_custom_1':
                case 'album_custom_2':
                case 'album_custom_3':
                case 'album_custom_4':
                case 'album_custom_5':
                case 'album_custom_6':
                case 'album_custom_7':
                case 'album_custom_8':
                case 'album_custom_9':
                    $index = substr($item, -1);
                    $custom = wppa_get_album_item($album, 'custom');
                    if ($custom) {
                        $custom_data = unserialize($custom);
                    } else {
                        $custom_data = array('', '', '', '', '', '', '', '', '', '');
                    }
                    $custom_data[$index] = wppa_sanitize_custom_field($value);
                    $custom = serialize($custom_data);
                    wppa_update_album(array('id' => $album, 'custom' => $custom, 'modified' => time()));
                    wppa_index_update('album', $album);
                    echo '||0||' . sprintf(__('Custom field %s updated', 'wp-photo-album-plus'), wppa_opt('album_custom_caption_' . $index));
                    wppa_exit();
                    break;
                default:
                    $itemname = $item;
            }
            $query = $wpdb->prepare('UPDATE ' . WPPA_ALBUMS . ' SET `' . $item . '` = %s WHERE `id` = %s', $value, $album);
            $iret = $wpdb->query($query);
            if ($iret !== false) {
                if ($item == 'name' || $item == 'description' || $item == 'cats') {
                    wppa_index_update('album', $album);
                }
                if ($item == 'name') {
                    wppa_create_pl_htaccess();
                }
                echo '||0||' . sprintf(__('%s of album %s updated', 'wp-photo-album-plus'), $itemname, $album);
                if ($item == 'upload_limit') {
                    echo '||';
                    $a = wppa_allow_uploads($album);
                    if (!$a) {
                        echo 'full';
                    } else {
                        echo 'notfull||' . $a;
                    }
                }
            } else {
                echo '||2||' . sprintf(__('An error occurred while trying to update %s of album %s', 'wp-photo-album-plus'), $itemname, $album);
                echo '<br>' . __('Press CTRL+F5 and try again.', 'wp-photo-album-plus');
            }
            wppa_clear_cache();
            wppa_exit();
            break;
        case 'update-comment-status':
            $photo = $_REQUEST['wppa-photo-id'];
            $nonce = $_REQUEST['wppa-nonce'];
            $comid = $_REQUEST['wppa-comment-id'];
            $comstat = $_REQUEST['wppa-comment-status'];
            // Check validity
            if (!wp_verify_nonce($nonce, 'wppa_nonce_' . $photo)) {
                echo '||0||' . __('You do not have the rights to update comment status', 'wp-photo-album-plus') . $nonce;
                wppa_exit();
                // Nonce check failed
            }
            $iret = $wpdb->query($wpdb->prepare('UPDATE `' . WPPA_COMMENTS . '` SET `status` = %s WHERE `id` = %s', $comstat, $comid));
            if (wppa_switch('search_comments')) {
                wppa_index_update('photo', $photo);
            }
            if ($iret !== false) {
                if ($comstat == 'approved') {
                    wppa_send_comment_approved_email($comid);
                    wppa_add_credit_points(wppa_opt('cp_points_comment_appr'), __('Photo comment approved', 'wp-photo-album-plus'), $photo, '', wppa_get_photo_item($photo, 'owner'));
                }
                echo '||0||' . sprintf(__('Status of comment #%s updated', 'wp-photo-album-plus'), $comid);
            } else {
                echo '||1||' . sprintf(__('Error updating status comment #%s', 'wp-photo-album-plus'), $comid);
            }
            wppa_exit();
            break;
        case 'watermark-photo':
            $photo = $_REQUEST['photo-id'];
            $nonce = $_REQUEST['wppa-nonce'];
            // Check validity
            if (!wp_verify_nonce($nonce, 'wppa_nonce_' . $photo)) {
                echo '||1||' . __('You do not have the rights to change photos', 'wp-photo-album-plus');
                wppa_exit();
                // Nonce check failed
            }
            wppa_cache_thumb($photo);
            if (wppa_add_watermark($photo)) {
                if (wppa_switch('watermark_thumbs')) {
                    wppa_create_thumbnail($photo);
                    // create new thumb
                }
                echo '||0||' . __('Watermark applied', 'wp-photo-album-plus');
                wppa_exit();
            } else {
                echo '||1||' . __('An error occured while trying to apply a watermark', 'wp-photo-album-plus');
                wppa_exit();
            }
        case 'update-photo':
            if (strlen($_REQUEST['photo-id']) == 12) {
                $photo = wppa_decrypt_photo($_REQUEST['photo-id']);
            } else {
                $photo = $_REQUEST['photo-id'];
            }
            //			$photo = $_REQUEST['photo-id'];
            $nonce = $_REQUEST['wppa-nonce'];
            $item = $_REQUEST['item'];
            $value = isset($_REQUEST['value']) ? $_REQUEST['value'] : '';
            $value = wppa_decode($value);
            // Check validity
            if (!wp_verify_nonce($nonce, 'wppa_nonce_' . $photo)) {
                echo '||0||' . __('You do not have the rights to update photo information', 'wp-photo-album-plus');
                wppa_exit();
                // Nonce check failed
            }
            if (substr($item, 0, 20) == 'wppa_watermark_file_' || substr($item, 0, 19) == 'wppa_watermark_pos_') {
                wppa_update_option($item, $value);
                echo '||0||' . sprintf(__('%s updated to %s.', 'wp-photo-album-plus'), $item, $value);
                wppa_exit();
            }
            switch ($item) {
                case 'exifdtm':
                    $format = '0000:00:00 00:00:00';
                    $err = '0';
                    // Length ok?
                    if (strlen($value) != 19) {
                        $err = '1';
                    }
                    // Check on digits, colons and space
                    for ($i = 0; $i < 19; $i++) {
                        $d = substr($value, $i, 1);
                        $f = substr($format, $i, 1);
                        switch ($f) {
                            case '0':
                                if (!in_array($d, array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9'))) {
                                    $err = '2';
                                }
                                break;
                            case ':':
                            case ' ':
                                if ($d != $f) {
                                    $err = '3';
                                }
                                break;
                        }
                    }
                    // Check on values if format correct, report first error only
                    if (!$err) {
                        $temp = explode(':', str_replace(' ', ':', $value));
                        if ($temp['0'] < '1970') {
                            $err = '11';
                        }
                        // Before UNIX epoch
                        if (!$err && $temp['0'] > date('Y')) {
                            $err = '12';
                        }
                        // Future
                        if (!$err && $temp['1'] < '1') {
                            $err = '13';
                        }
                        // Before january
                        if (!$err && $temp['1'] > '12') {
                            $err = '14';
                        }
                        // After december
                        if (!$err && $temp['2'] < '1') {
                            $err = '15';
                        }
                        // Before first of month
                        if (!$err && $temp['2'] > '31') {
                            $err = '17';
                        }
                        // After 31st ( forget about feb and months with 30 days )
                        if (!$err && $temp['3'] < '1') {
                            $err = '18';
                        }
                        // Before first hour
                        if (!$err && $temp['3'] > '24') {
                            $err = '19';
                        }
                        // Hour > 24
                        if (!$err && $temp['4'] < '1') {
                            $err = '20';
                        }
                        // Min < 1
                        if (!$err && $temp['4'] > '59') {
                            $err = '21';
                        }
                        // Min > 59
                        if (!$err && $temp['5'] < '1') {
                            $err = '22';
                        }
                        // Sec < 1
                        if (!$err && $temp['5'] > '59') {
                            $err = '23';
                        }
                        // Sec > 59
                    }
                    if ($err) {
                        echo '||1||' . sprintf(__('Format error %s. Must be yyyy:mm:dd hh:mm:ss', 'wp-photo-album-plus'), $err);
                    } else {
                        wppa_update_photo(array('id' => $photo, 'exifdtm' => $value));
                        echo '||0||' . __('Exif date/time updated', 'wp-photo-album-plus');
                    }
                    wppa_exit();
                    break;
                case 'lat':
                    if (!is_numeric($value) || $value < '-90.0' || $value > '90.0') {
                        echo '||1||' . __('Enter a value > -90 and < 90', 'wp-photo-album-plus');
                        wppa_exit();
                    }
                    $photodata = $wpdb->get_row($wpdb->prepare('SELECT * FROM ' . WPPA_PHOTOS . ' WHERE `id` = %s', $photo), ARRAY_A);
                    $geo = $photodata['location'] ? $photodata['location'] : '///';
                    $geo = explode('/', $geo);
                    $geo = wppa_format_geo($value, $geo['3']);
                    $iret = $wpdb->query($wpdb->prepare('UPDATE `' . WPPA_PHOTOS . '` SET `location` = %s WHERE `id` = %s', $geo, $photo));
                    if ($iret) {
                        echo '||0||' . __('Lattitude updated', 'wp-photo-album-plus');
                    } else {
                        echo '||1||' . __('Could not update lattitude', 'wp-photo-album-plus');
                    }
                    wppa_exit();
                    break;
                case 'lon':
                    if (!is_numeric($value) || $value < '-180.0' || $value > '180.0') {
                        echo '||1||' . __('Enter a value > -180 and < 180', 'wp-photo-album-plus');
                        wppa_exit();
                    }
                    $photodata = $wpdb->get_row($wpdb->prepare('SELECT * FROM ' . WPPA_PHOTOS . ' WHERE `id` = %s', $photo), ARRAY_A);
                    $geo = $photodata['location'] ? $photodata['location'] : '///';
                    $geo = explode('/', $geo);
                    $geo = wppa_format_geo($geo['2'], $value);
                    $iret = $wpdb->query($wpdb->prepare('UPDATE `' . WPPA_PHOTOS . '` SET `location` = %s WHERE `id` = %s', $geo, $photo));
                    if ($iret) {
                        echo '||0||' . __('Longitude updated', 'wp-photo-album-plus');
                    } else {
                        echo '||1||' . __('Could not update longitude', 'wp-photo-album-plus');
                    }
                    wppa_exit();
                    break;
                case 'remake':
                    if (wppa_remake_files('', $photo)) {
                        wppa_bump_photo_rev();
                        wppa_bump_thumb_rev();
                        echo '||0||' . __('Photo files remade', 'wp-photo-album-plus');
                    } else {
                        echo '||2||' . __('Could not remake files', 'wp-photo-album-plus');
                    }
                    wppa_exit();
                    break;
                case 'remakethumb':
                    if (wppa_create_thumbnail($photo)) {
                        echo '||0||' . __('Thumbnail remade', 'wp-photo-album-plus');
                    } else {
                        echo '||0||' . __('Could not remake thumbnail', 'wp-photo-album-plus');
                    }
                    wppa_exit();
                    break;
                case 'rotright':
                case 'rot180':
                case 'rotleft':
                case 'flip':
                    switch ($item) {
                        case 'rotleft':
                            $angle = '90';
                            $dir = __('left', 'wp-photo-album-plus');
                            break;
                        case 'rot180':
                            $angle = '180';
                            $dir = __('180&deg;', 'wp-photo-album-plus');
                            break;
                        case 'rotright':
                            $angle = '270';
                            $dir = __('right', 'wp-photo-album-plus');
                            break;
                        case 'flip':
                            $angle = '360';
                            $dir = '';
                            break;
                    }
                    wppa('error', wppa_rotate($photo, $angle));
                    if (!wppa('error')) {
                        wppa_update_modified($photo);
                        wppa_bump_photo_rev();
                        wppa_bump_thumb_rev();
                        if ($angle == '360') {
                            echo '||0||' . sprintf(__('Photo flipped', 'wp-photo-album-plus'), $photo);
                        } else {
                            echo '||0||' . sprintf(__('Photo %s rotated %s', 'wp-photo-album-plus'), $photo, $dir);
                        }
                    } else {
                        echo '||' . wppa('error') . '||' . sprintf(__('An error occurred while trying to rotate or flip photo %s', 'wp-photo-album-plus'), $photo);
                    }
                    wppa_exit();
                    break;
                case 'moveto':
                    $photodata = $wpdb->get_row($wpdb->prepare('SELECT * FROM ' . WPPA_PHOTOS . ' WHERE `id` = %s', $photo), ARRAY_A);
                    if (wppa_switch('void_dups')) {
                        // Check for already exists
                        $exists = wppa_file_is_in_album($photodata['filename'], $value);
                        if ($exists) {
                            // Already exists
                            echo '||3||' . sprintf(__('A photo with filename %s already exists in album %s.', 'wp-photo-album-plus'), $photodata['filename'], $value);
                            wppa_exit();
                            break;
                        }
                    }
                    if (!wppa_album_exists($value)) {
                        echo '||4||' . sprintf(__('Album %s does not exist', 'wp-photo-album-plus'), $value);
                        wppa_exit();
                        break;
                    }
                    wppa_flush_treecounts($photodata['album']);
                    // Current album
                    wppa_flush_treecounts($value);
                    // New album
                    $iret = $wpdb->query($wpdb->prepare('UPDATE ' . WPPA_PHOTOS . ' SET `album` = %s WHERE `id` = %s', $value, $photo));
                    if ($iret !== false) {
                        wppa_move_source($photodata['filename'], $photodata['album'], $value);
                        echo '||99||' . sprintf(__('Photo %s has been moved to album %s (%s)', 'wp-photo-album-plus'), $photo, wppa_get_album_name($value), $value);
                    } else {
                        echo '||3||' . sprintf(__('An error occurred while trying to move photo %s', 'wp-photo-album-plus'), $photo);
                    }
                    wppa_exit();
                    break;
                case 'copyto':
                    $photodata = $wpdb->get_row($wpdb->prepare('SELECT * FROM ' . WPPA_PHOTOS . ' WHERE `id` = %s', $photo), ARRAY_A);
                    if (wppa_switch('void_dups')) {
                        // Check for already exists
                        $exists = wppa_file_is_in_album($photodata['filename'], $value);
                        if ($exists) {
                            // Already exists
                            echo '||4||' . sprintf(__('A photo with filename %s already exists in album %s.', 'wp-photo-album-plus'), $photodata['filename'], $value);
                            wppa_exit();
                            break;
                        }
                    }
                    if (!wppa_album_exists($value)) {
                        echo '||4||' . sprintf(__('Album %s does not exist', 'wp-photo-album-plus'), $value);
                        wppa_exit();
                        break;
                    }
                    wppa('error', wppa_copy_photo($photo, $value));
                    wppa_flush_treecounts($value);
                    // New album
                    if (!wppa('error')) {
                        echo '||0||' . sprintf(__('Photo %s copied to album %s (%s)', 'wp-photo-album-plus'), $photo, wppa_get_album_name($value), $value);
                    } else {
                        echo '||4||' . sprintf(__('An error occurred while trying to copy photo %s', 'wp-photo-album-plus'), $photo) . ' wppa_copy_photo() returned ' . wppa('error');
                        echo '<br>' . __('Press CTRL+F5 and try again.', 'wp-photo-album-plus');
                    }
                    wppa_exit();
                    break;
                case 'status':
                    if (!current_user_can('wppa_moderate') && !current_user_can('wppa_admin')) {
                        die('Security check failure #78');
                    }
                    wppa_flush_treecounts(wppa_get_photo_item($photo, 'album'));
                    // $wpdb->get_var( $wpdb->prepare( "SELECT `album` FROM `".WPPA_PHOTOS."` WHERE `id` = %s", $photo ) ) );
                // $wpdb->get_var( $wpdb->prepare( "SELECT `album` FROM `".WPPA_PHOTOS."` WHERE `id` = %s", $photo ) ) );
                case 'owner':
                case 'name':
                case 'description':
                case 'p_order':
                case 'linkurl':
                case 'linktitle':
                case 'linktarget':
                case 'tags':
                case 'alt':
                case 'videox':
                case 'videoy':
                    switch ($item) {
                        case 'name':
                            $value = strip_tags($value);
                            $itemname = __('Name', 'wp-photo-album-plus');
                            break;
                        case 'description':
                            $itemname = __('Description', 'wp-photo-album-plus');
                            if (wppa_switch('check_balance')) {
                                $value = str_replace(array('<br/>', '<br>'), '<br />', $value);
                                if (balanceTags($value, true) != $value) {
                                    echo '||3||' . __('Unbalanced tags in photo description!', 'wp-photo-album-plus');
                                    wppa_exit();
                                }
                            }
                            break;
                        case 'p_order':
                            $itemname = __('Photo order #', 'wp-photo-album-plus');
                            break;
                        case 'owner':
                            $usr = get_user_by('login', $value);
                            if (!$usr) {
                                echo '||4||' . sprintf(__('User %s does not exists', 'wp-photo-album-plus'), $value);
                                wppa_exit();
                            }
                            $value = $usr->user_login;
                            // Correct possible case mismatch
                            wppa_flush_upldr_cache('photoid', $photo);
                            // Current owner
                            wppa_flush_upldr_cache('username', $value);
                            // New owner
                            $itemname = __('Owner', 'wp-photo-album-plus');
                            break;
                        case 'linkurl':
                            $itemname = __('Link url', 'wp-photo-album-plus');
                            break;
                        case 'linktitle':
                            $itemname = __('Link title', 'wp-photo-album-plus');
                            break;
                        case 'linktarget':
                            $itemname = __('Link target', 'wp-photo-album-plus');
                            break;
                        case 'tags':
                            $value = wppa_sanitize_tags($value, false, true);
                            $value = wppa_sanitize_tags(wppa_filter_iptc(wppa_filter_exif($value, $photo), $photo));
                            wppa_clear_taglist();
                            $itemname = __('Photo Tags', 'wp-photo-album-plus');
                            break;
                        case 'status':
                            wppa_clear_taglist();
                            wppa_flush_upldr_cache('photoid', $photo);
                            $itemname = __('Status', 'wp-photo-album-plus');
                            break;
                        case 'alt':
                            $itemname = __('HTML Alt', 'wp-photo-album-plus');
                            $value = strip_tags(stripslashes($value));
                            break;
                        case 'videox':
                            $itemname = __('Video width', 'wp-photo-album-plus');
                            if (!wppa_is_int($value) || $value < '0') {
                                echo '||3||' . __('Please enter an integer value >= 0', 'wp-photo-album-plus');
                                wppa_exit();
                            }
                            break;
                        case 'videoy':
                            $itemname = __('Video height', 'wp-photo-album-plus');
                            if (!wppa_is_int($value) || $value < '0') {
                                echo '||3||' . __('Please enter an integer value >= 0', 'wp-photo-album-plus');
                                wppa_exit();
                            }
                            break;
                        default:
                            $itemname = $item;
                    }
                    //				if ( $item == 'name' || $item == 'description' || $item == 'tags' ) wppa_index_quick_remove( 'photo', $photo );
                    $iret = $wpdb->query($wpdb->prepare('UPDATE ' . WPPA_PHOTOS . ' SET `' . $item . '` = %s WHERE `id` = %s', $value, $photo));
                    if ($item == 'name' || $item == 'description' || $item == 'tags') {
                        wppa_index_update('photo', $photo);
                    }
                    if ($item == 'status' && $value != 'scheduled') {
                        wppa_update_photo(array('id' => $photo, 'scheduledtm' => ''));
                    }
                    if ($item == 'status') {
                        wppa_flush_treecounts(wppa_get_photo_item($photo, 'album'));
                    }
                    if ($iret !== false) {
                        wppa_update_modified($photo);
                        if (wppa_is_video($photo)) {
                            echo '||0||' . sprintf(__('%s of video %s updated', 'wp-photo-album-plus'), $itemname, $photo);
                        } else {
                            echo '||0||' . sprintf(__('%s of photo %s updated', 'wp-photo-album-plus'), $itemname, $photo);
                        }
                    } else {
                        echo '||2||' . sprintf(__('An error occurred while trying to update %s of photo %s', 'wp-photo-album-plus'), $itemname, $photo);
                        wppa_exit();
                    }
                    break;
                case 'year':
                case 'month':
                case 'day':
                case 'hour':
                case 'min':
                    $itemname = __('Schedule date/time', 'wp-photo-album-plus');
                    $scheduledtm = $wpdb->get_var($wpdb->prepare("SELECT `scheduledtm` FROM`" . WPPA_PHOTOS . "` WHERE `id` = %s", $photo));
                    if (!$scheduledtm) {
                        $scheduledtm = wppa_get_default_scheduledtm();
                    }
                    $temp = explode(',', $scheduledtm);
                    if ($item == 'year') {
                        $temp[0] = $value;
                    }
                    if ($item == 'month') {
                        $temp[1] = $value;
                    }
                    if ($item == 'day') {
                        $temp[2] = $value;
                    }
                    if ($item == 'hour') {
                        $temp[3] = $value;
                    }
                    if ($item == 'min') {
                        $temp[4] = $value;
                    }
                    $scheduledtm = implode(',', $temp);
                    wppa_update_photo(array('id' => $photo, 'scheduledtm' => $scheduledtm, 'status' => 'scheduled'));
                    wppa_flush_treecounts($wpdb->get_var($wpdb->prepare("SELECT `album` FROM `" . WPPA_PHOTOS . "` WHERE `id` = %s", $photo)));
                    wppa_flush_upldr_cache('photoid', $photo);
                    if (wppa_is_video($photo)) {
                        echo '||0||' . sprintf(__('%s of video %s updated', 'wp-photo-album-plus'), $itemname, $photo);
                    } else {
                        echo '||0||' . sprintf(__('%s of photo %s updated', 'wp-photo-album-plus'), $itemname, $photo);
                    }
                    break;
                case 'custom_0':
                case 'custom_1':
                case 'custom_2':
                case 'custom_3':
                case 'custom_4':
                case 'custom_5':
                case 'custom_6':
                case 'custom_7':
                case 'custom_8':
                case 'custom_9':
                    $index = substr($item, -1);
                    $custom = wppa_get_photo_item($photo, 'custom');
                    if ($custom) {
                        $custom_data = unserialize($custom);
                    } else {
                        $custom_data = array('', '', '', '', '', '', '', '', '', '');
                    }
                    $custom_data[$index] = wppa_sanitize_custom_field($value);
                    $custom = serialize($custom_data);
                    wppa_update_photo(array('id' => $photo, 'custom' => $custom, 'modified' => time()));
                    wppa_index_update('photo', $photo);
                    echo '||0||' . sprintf(__('Custom field %s of photo %s updated', 'wp-photo-album-plus'), wppa_opt('custom_caption_' . $index), $photo);
                    break;
                case 'file':
                    // Check on upload error
                    if ($_FILES['photo']['error']) {
                        echo '||' . $_FILES['photo']['error'] . '||' . __('Error during upload.', 'wp-photo-album-plus');
                        wppa_exit();
                    }
                    // Save new source
                    $filename = wppa_get_photo_item($photo, 'filename');
                    // If very old, no filename, take new name
                    if (!$filename) {
                        $filename = $_FILES['photo']['name'];
                        wppa_update_photo(array('id' => $photo, 'filename' => $filename));
                    }
                    wppa_save_source($_FILES['photo']['tmp_name'], $filename, wppa_get_photo_item($photo, 'album'));
                    // Make proper oriented source
                    wppa_make_o1_source($photo);
                    // Make the files
                    $bret = wppa_make_the_photo_files($_FILES['photo']['tmp_name'], $photo, strtolower(wppa_get_ext($_FILES['photo']['name'])));
                    if ($bret) {
                        // Update timestamps and sizes
                        $alb = wppa_get_photo_item($photo, 'album');
                        wppa_update_album(array('id' => $alb, 'modified' => time()));
                        wppa_update_photo(array('id' => $photo, 'modified' => time(), 'thumbx' => '0', 'thumby' => '0', 'photox' => '0', 'photoy' => '0'));
                        // Report success
                        echo '||0||' . __('Photo files updated.', 'wp-photo-album-plus');
                    } else {
                        // Report fail
                        echo '||1||' . __('Could not update files.', 'wp-photo-album-plus');
                    }
                    wppa_exit();
                    break;
                case 'stereo':
                    $t = microtime(true);
                    wppa_update_photo(array('id' => $photo, 'stereo' => $value));
                    wppa_create_stereo_images($photo);
                    wppa_create_thumbnail($photo);
                    $t = microtime(true) - $t;
                    echo '||0||' . sprintf(__('Stereo mode updated in %d milliseconds', 'wp-photo-album-plus'), floor($t * 1000));
                    wppa_exit();
                    break;
                default:
                    echo '||98||This update action is not implemented yet( ' . $item . ' )';
                    wppa_exit();
            }
            wppa_clear_cache();
            break;
            // The wppa-settings page calls ajax with $wppa_action == 'update-option';
        // The wppa-settings page calls ajax with $wppa_action == 'update-option';
        case 'update-option':
            // Verify that we are legally here
            $nonce = $_REQUEST['wppa-nonce'];
            if (!wp_verify_nonce($nonce, 'wppa-nonce')) {
                echo '||1||' . __('You do not have the rights to update settings', 'wp-photo-album-plus');
                wppa_exit();
                // Nonce check failed
            }
            // Initialize
            $old_minisize = wppa_get_minisize();
            // Remember for later, maybe we do something that requires regen
            $option = 'wppa_' . $_REQUEST['wppa-option'];
            // The option to be processed
            $value = isset($_REQUEST['value']) ? wppa_decode($_REQUEST['value']) : '';
            // The new value, may also contain & # and +
            $value = stripslashes($value);
            $value = trim($value);
            // Remaove surrounding spaces
            $alert = '';
            // Init the return string data
            wppa('error', '0');
            //
            $title = '';
            //
            // Check for potd settings
            $potdarr = array('wppa_potd_title', 'wppa_potd_widget_width', 'wppa_potd_align', 'wppa_potd_linkurl', 'wppa_potd_linktitle', 'wppa_potd_subtitle', 'wppa_potd_counter', 'wppa_potd_counter_link', 'wppa_potd_album_type', 'wppa_potd_album', 'wppa_potd_include_subs', 'wppa_potd_status_filter', 'wppa_potd_inverse', 'wppa_potd_method', 'wppa_potd_period', 'wppa_potd_offset', 'wppa_potd_photo');
            if (in_array($option, $potdarr)) {
                if (!current_user_can('wppa_potd')) {
                    echo '||1||' . __('You do not have the rights to update photo of the day settings', 'wp-photo-album-plus');
                    wppa_exit();
                }
            } else {
                if (!current_user_can('wppa_settings')) {
                    echo '||1||' . __('You do not have the rights to update settings', 'wp-photo-album-plus');
                    wppa_exit();
                }
            }
            // If it is a font family, change all double quotes into single quotes as this destroys much more than you would like
            if (strpos($option, 'wppa_fontfamily_') !== false) {
                $value = str_replace('"', "'", $value);
            }
            $option = wppa_decode($option);
            // Dispatch on option
            if (substr($option, 0, 16) == 'wppa_iptc_label_') {
                $tag = substr($option, 16);
                $q = $wpdb->prepare("UPDATE `" . WPPA_IPTC . "` SET `description`=%s WHERE `tag`=%s AND `photo`='0'", $value, $tag);
                $bret = $wpdb->query($q);
                // Produce the response text
                if ($bret) {
                    $output = '||0||' . $tag . ' updated to ' . $value . '||';
                } else {
                    $output = '||1||Failed to update ' . $tag . '||';
                }
                echo $output;
                wppa_exit();
            } elseif (substr($option, 0, 17) == 'wppa_iptc_status_') {
                $tag = substr($option, 17);
                $q = $wpdb->prepare("UPDATE `" . WPPA_IPTC . "` SET `status`=%s WHERE `tag`=%s AND `photo`='0'", $value, $tag);
                $bret = $wpdb->query($q);
                // Produce the response text
                if ($bret) {
                    $output = '||0||' . $tag . ' updated to ' . $value . '||';
                } else {
                    $output = '||1||Failed to update ' . $tag . '||';
                }
                echo $output;
                wppa_exit();
            } elseif (substr($option, 0, 16) == 'wppa_exif_label_') {
                $tag = substr($option, 16);
                $q = $wpdb->prepare("UPDATE `" . WPPA_EXIF . "` SET `description`=%s WHERE `tag`=%s AND `photo`='0'", $value, $tag);
                $bret = $wpdb->query($q);
                // Produce the response text
                if ($bret) {
                    $output = '||0||' . $tag . ' updated to ' . $value . '||';
                } else {
                    $output = '||1||Failed to update ' . $tag . '||';
                }
                echo $output;
                wppa_exit();
            } elseif (substr($option, 0, 17) == 'wppa_exif_status_') {
                $tag = substr($option, 17);
                $q = $wpdb->prepare("UPDATE `" . WPPA_EXIF . "` SET `status`=%s WHERE `tag`=%s AND `photo`='0'", $value, $tag);
                $bret = $wpdb->query($q);
                // Produce the response text
                if ($bret) {
                    $output = '||0||' . $tag . ' updated to ' . $value . '||';
                } else {
                    $output = '||1||Failed to update ' . $tag . '||';
                }
                echo $output;
                wppa_exit();
            } elseif (substr($option, 0, 10) == 'wppa_caps-') {
                // Is capability setting
                global $wp_roles;
                //$R = new WP_Roles;
                $setting = explode('-', $option);
                if ($value == 'yes') {
                    $wp_roles->add_cap($setting[2], $setting[1]);
                    echo '||0||' . __('Capability granted', 'wp-photo-album-plus') . '||';
                    wppa_exit();
                } elseif ($value == 'no') {
                    $wp_roles->remove_cap($setting[2], $setting[1]);
                    echo '||0||' . __('Capability withdrawn', 'wp-photo-album-plus') . '||';
                    wppa_exit();
                } else {
                    echo '||1||Invalid value: ' . $value . '||';
                    wppa_exit();
                }
            } else {
                switch ($option) {
                    //wppa_log('obs', 'option '.$option.' attempt to set to '.$value);
                    // Changing potd_album_type ( physical / virtual ) also clears potd_album
                    case 'wppa_potd_album_type':
                        if (!in_array($value, array('physical', 'virtual'))) {
                            echo '||1||Invalid value: ' . $value . '||';
                            wppa_exit();
                        }
                        if ($value == 'physical') {
                            wppa_update_option('wppa_potd_album', '');
                        } else {
                            wppa_update_option('wppa_potd_album', 'all');
                        }
                        break;
                    case 'wppa_potd_album':
                        if (wppa_opt('potd_album_type') == 'physical') {
                            $value = str_replace('.', ',', wppa_expand_enum(str_replace(',', '.', $value)));
                        }
                        break;
                    case 'wppa_colwidth':
                        //	 ??	  fixed   low	high	title
                        wppa_ajax_check_range($value, 'auto', '100', false, __('Column width.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_initial_colwidth':
                        wppa_ajax_check_range($value, false, '100', false, __('Initial width.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_fullsize':
                        wppa_ajax_check_range($value, false, '100', false, __('Full size.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_maxheight':
                        wppa_ajax_check_range($value, false, '100', false, __('Max height.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_film_thumbsize':
                    case 'wppa_thumbsize':
                    case 'wppa_thumbsize_alt':
                        wppa_ajax_check_range($value, false, '50', false, __('Thumbnail size.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_tf_width':
                    case 'wppa_tf_width_alt':
                        wppa_ajax_check_range($value, false, '50', false, __('Thumbnail frame width', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_tf_height':
                    case 'wppa_tf_height_alt':
                        wppa_ajax_check_range($value, false, '50', false, __('Thumbnail frame height', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_tn_margin':
                        wppa_ajax_check_range($value, false, '0', false, __('Thumbnail Spacing', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_min_thumbs':
                        wppa_ajax_check_range($value, false, '0', false, __('Photocount treshold.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_thumb_page_size':
                        wppa_ajax_check_range($value, false, '0', false, __('Thumb page size.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_smallsize':
                        wppa_ajax_check_range($value, false, '50', false, __('Cover photo size.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_album_page_size':
                        wppa_ajax_check_range($value, false, '0', false, __('Album page size.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_topten_count':
                        wppa_ajax_check_range($value, false, '2', false, __('Number of TopTen photos', 'wp-photo-album-plus'), '40');
                        break;
                    case 'wppa_topten_size':
                        wppa_ajax_check_range($value, false, '32', false, __('Widget image thumbnail size', 'wp-photo-album-plus'), wppa_get_minisize());
                        break;
                    case 'wppa_max_cover_width':
                        wppa_ajax_check_range($value, false, '150', false, __('Max Cover width', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_text_frame_height':
                        wppa_ajax_check_range($value, false, '0', false, __('Minimal description height', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_cover_minheight':
                        wppa_ajax_check_range($value, false, '0', false, __('Minimal cover height', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_head_and_text_frame_height':
                        wppa_ajax_check_range($value, false, '0', false, __('Minimal text frame height', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_bwidth':
                        wppa_ajax_check_range($value, '', '0', false, __('Border width', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_bradius':
                        wppa_ajax_check_range($value, '', '0', false, __('Border radius', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_box_spacing':
                        wppa_ajax_check_range($value, '', '-20', '100', __('Box spacing', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_popupsize':
                        $floor = wppa_opt('thumbsize');
                        $temp = wppa_opt('smallsize');
                        if ($temp > $floor) {
                            $floor = $temp;
                        }
                        wppa_ajax_check_range($value, false, $floor, wppa_opt('fullsize'), __('Popup size', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_fullimage_border_width':
                        wppa_ajax_check_range($value, '', '0', false, __('Fullsize border width', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_lightbox_bordersize':
                        wppa_ajax_check_range($value, false, '0', false, __('Lightbox Bordersize', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_ovl_border_width':
                        wppa_ajax_check_range($value, false, '0', '16', __('Lightbox Borderwidth', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_ovl_border_radius':
                        wppa_ajax_check_range($value, false, '0', '16', __('Lightbox Borderradius', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_comment_count':
                        wppa_ajax_check_range($value, false, '2', '40', __('Number of Comment widget entries', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_comment_size':
                        wppa_ajax_check_range($value, false, '32', wppa_get_minisize(), __('Comment Widget image thumbnail size', 'wp-photo-album-plus'), wppa_get_minisize());
                        break;
                    case 'wppa_thumb_opacity':
                        wppa_ajax_check_range($value, false, '0', '100', __('Opacity.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_cover_opacity':
                        wppa_ajax_check_range($value, false, '0', '100', __('Opacity.', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_star_opacity':
                        wppa_ajax_check_range($value, false, '0', '50', __('Opacity.', 'wp-photo-album-plus'));
                        break;
                        //				case 'wppa_filter_priority':
                        //					wppa_ajax_check_range( $value, false, wppa_opt( 'shortcode_priority' ), false, __( 'Filter priority' ,'wp-photo-album-plus' ) );
                        //					break;
                        //				case 'wppa_shortcode_priority':
                        //					wppa_ajax_check_range( $value, false, '0', wppa_opt( 'filter_priority' ) - '1', __( 'Shortcode_priority', 'wp-photo-album-plus' ) );
                        //					break;
                    //				case 'wppa_filter_priority':
                    //					wppa_ajax_check_range( $value, false, wppa_opt( 'shortcode_priority' ), false, __( 'Filter priority' ,'wp-photo-album-plus' ) );
                    //					break;
                    //				case 'wppa_shortcode_priority':
                    //					wppa_ajax_check_range( $value, false, '0', wppa_opt( 'filter_priority' ) - '1', __( 'Shortcode_priority', 'wp-photo-album-plus' ) );
                    //					break;
                    case 'wppa_gravatar_size':
                        wppa_ajax_check_range($value, false, '10', '256', __('Avatar size', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_watermark_opacity':
                        wppa_ajax_check_range($value, false, '0', '100', __('Watermark opacity', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_watermark_opacity_text':
                        wppa_ajax_check_range($value, false, '0', '100', __('Watermark opacity', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_ovl_txt_lines':
                        wppa_ajax_check_range($value, 'auto', '0', '24', __('Number of text lines', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_ovl_opacity':
                        wppa_ajax_check_range($value, false, '0', '100', __('Overlay opacity', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_upload_limit_count':
                        wppa_ajax_check_range($value, false, '0', false, __('Upload limit', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_dislike_mail_every':
                        wppa_ajax_check_range($value, false, '0', false, __('Notify inappropriate', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_dislike_set_pending':
                        wppa_ajax_check_range($value, false, '0', false, __('Dislike pending', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_dislike_delete':
                        wppa_ajax_check_range($value, false, '0', false, __('Dislike delete', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_max_execution_time':
                        wppa_ajax_check_range($value, false, '0', '900', __('Max execution time', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_cp_points_comment':
                    case 'wppa_cp_points_comment_appr':
                    case 'wppa_cp_points_rating':
                    case 'wppa_cp_points_upload':
                        wppa_ajax_check_range($value, false, '0', false, __('myCRED / Cube Points', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_jpeg_quality':
                        wppa_ajax_check_range($value, false, '20', '100', __('JPG Image quality', 'wp-photo-album-plus'));
                        if (wppa_cdn('admin') == 'cloudinary' && !wppa('out')) {
                            wppa_delete_derived_from_cloudinary();
                        }
                        break;
                    case 'wppa_imgfact_count':
                        wppa_ajax_check_range($value, false, '1', '24', __('Number of coverphotos', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_dislike_value':
                        wppa_ajax_check_range($value, false, '-10', '0', __('Dislike value', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_slideshow_pagesize':
                        wppa_ajax_check_range($value, false, '0', false, __('Slideshow pagesize', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_slideonly_max':
                        wppa_ajax_check_range($value, false, '0', false, __('Slideonly max', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_pagelinks_max':
                        wppa_ajax_check_range($value, false, '0', false, __('Max Pagelinks', 'wp-photo-album-plus'));
                        break;
                        /*
                        				case 'wppa_start_pause_symbol_size':
                        					wppa_ajax_check_range( $value, false, '0', false, __('Start/pause symbol size', 'wp-photo-album-plus') );
                        					break;
                        				case 'wppa_start_pause_symbol_bradius':
                        					wppa_ajax_check_range( $value, false, '0', false, __('Start/pause symbol border radius', 'wp-photo-album-plus') );
                        					break;
                        				case 'wppa_stop_symbol_size':
                        					wppa_ajax_check_range( $value, false, '0', false, __('Stop symbol size', 'wp-photo-album-plus') );
                        					break;
                        				case 'wppa_stop_symbol_bradius':
                        					wppa_ajax_check_range( $value, false, '0', false, __('Stop symbol border radius', 'wp-photo-album-plus') );
                        					break;
                        */
                    /*
                    				case 'wppa_start_pause_symbol_size':
                    					wppa_ajax_check_range( $value, false, '0', false, __('Start/pause symbol size', 'wp-photo-album-plus') );
                    					break;
                    				case 'wppa_start_pause_symbol_bradius':
                    					wppa_ajax_check_range( $value, false, '0', false, __('Start/pause symbol border radius', 'wp-photo-album-plus') );
                    					break;
                    				case 'wppa_stop_symbol_size':
                    					wppa_ajax_check_range( $value, false, '0', false, __('Stop symbol size', 'wp-photo-album-plus') );
                    					break;
                    				case 'wppa_stop_symbol_bradius':
                    					wppa_ajax_check_range( $value, false, '0', false, __('Stop symbol border radius', 'wp-photo-album-plus') );
                    					break;
                    */
                    case 'wppa_sticky_header_size':
                        wppa_ajax_check_range($value, false, '0', '200', __('Sticky header size', 'wp-photo-album-plus'));
                        break;
                    case 'wppa_rating_clear':
                        $iret1 = $wpdb->query('TRUNCATE TABLE ' . WPPA_RATING);
                        $iret2 = $wpdb->query('UPDATE ' . WPPA_PHOTOS . ' SET mean_rating="0", rating_count="0" WHERE id > -1');
                        if ($iret1 !== false && $iret2 !== false) {
                            delete_option('wppa_' . WPPA_RATING . '_lastkey');
                            $title = __('Ratings cleared', 'wp-photo-album-plus');
                        } else {
                            $title = __('Could not clear ratings', 'wp-photo-album-plus');
                            $alert = $title;
                            wppa('error', '1');
                        }
                        break;
                    case 'wppa_viewcount_clear':
                        $iret = $wpdb->query("UPDATE `" . WPPA_PHOTOS . "` SET `views` = '0'") && $wpdb->query("UPDATE `" . WPPA_ALBUMS . "` SET `views` = '0'");
                        if ($iret !== false) {
                            $title = __('Viewcounts cleared', 'wp-photo-album-plus');
                        } else {
                            $title = __('Could not clear viewcounts', 'wp-photo-album-plus');
                            $alert = $title;
                            wppa('error', '1');
                        }
                        break;
                    case 'wppa_iptc_clear':
                        $iret = $wpdb->query('TRUNCATE TABLE ' . WPPA_IPTC);
                        if ($iret !== false) {
                            delete_option('wppa_' . WPPA_IPTC . '_lastkey');
                            $title = __('IPTC data cleared', 'wp-photo-album-plus');
                            $alert = __('Refresh this page to clear table X', 'wp-photo-album-plus');
                            update_option('wppa_index_need_remake', 'yes');
                        } else {
                            $title = __('Could not clear IPTC data', 'wp-photo-album-plus');
                            $alert = $title;
                            wppa('error', '1');
                        }
                        break;
                    case 'wppa_exif_clear':
                        $iret = $wpdb->query('TRUNCATE TABLE ' . WPPA_EXIF);
                        if ($iret !== false) {
                            delete_option('wppa_' . WPPA_EXIF . '_lastkey');
                            $title = __('EXIF data cleared', 'wp-photo-album-plus');
                            $alert = __('Refresh this page to clear table XI', 'wp-photo-album-plus');
                            update_option('wppa_index_need_remake', 'yes');
                        } else {
                            $title = __('Could not clear EXIF data', 'wp-photo-album-plus');
                            $alert = $title;
                            wppa('error', '1');
                        }
                        break;
                    case 'wppa_recup':
                        $result = wppa_recuperate_iptc_exif();
                        echo '||0||' . __('Recuperation performed', 'wp-photo-album-plus') . '||' . $result;
                        wppa_exit();
                        break;
                    case 'wppa_bgcolor_thumbnail':
                        $value = trim(strtolower($value));
                        if (strlen($value) != '7' || substr($value, 0, 1) != '#') {
                            wppa('error', '1');
                        } else {
                            for ($i = 1; $i < 7; $i++) {
                                if (!in_array(substr($value, $i, 1), array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f'))) {
                                    wppa('error', '1');
                                }
                            }
                        }
                        if (!wppa('error')) {
                            $old_minisize--;
                        } else {
                            $alert = __('Illegal format. Please enter a 6 digit hexadecimal color value. Example: #77bbff', 'wp-photo-album-plus');
                        }
                        break;
                    case 'wppa_thumb_aspect':
                        $old_minisize--;
                        // Trigger regen message
                        break;
                    case 'wppa_rating_max':
                        if ($value == '5' && wppa_opt('rating_max') == '10') {
                            $rats = $wpdb->get_results('SELECT `id`, `value` FROM `' . WPPA_RATING . '`', ARRAY_A);
                            if ($rats) {
                                foreach ($rats as $rat) {
                                    $wpdb->query($wpdb->prepare('UPDATE `' . WPPA_RATING . '` SET `value` = %s WHERE `id` = %s', $rat['value'] / 2, $rat['id']));
                                }
                            }
                        }
                        if ($value == '10' && wppa_opt('rating_max') == '5') {
                            $rats = $wpdb->get_results('SELECT `id`, `value` FROM `' . WPPA_RATING . '`', ARRAY_A);
                            if ($rats) {
                                foreach ($rats as $rat) {
                                    $wpdb->query($wpdb->prepare('UPDATE `' . WPPA_RATING . '` SET `value` = %s WHERE `id` = %s', $rat['value'] * 2, $rat['id']));
                                }
                            }
                        }
                        update_option('wppa_rerate_status', 'Required');
                        $alert .= __('You just changed a setting that requires the recalculation of ratings.', 'wp-photo-album-plus');
                        $alert .= ' ' . __('Please run the appropriate action in Table VIII.', 'wp-photo-album-plus');
                        wppa_update_option($option, $value);
                        wppa('error', '0');
                        break;
                    case 'wppa_newphoto_description':
                        if (wppa_switch('check_balance') && balanceTags($value, true) != $value) {
                            $alert = __('Unbalanced tags in photo description!', 'wp-photo-album-plus');
                            wppa('error', '1');
                        } else {
                            wppa_update_option($option, $value);
                            wppa('error', '0');
                            $alert = '';
                            wppa_index_compute_skips();
                        }
                        break;
                    case 'wppa_keep_source':
                        $dir = wppa_opt('source_dir');
                        if (!is_dir($dir)) {
                            wppa_mkdir($dir);
                        }
                        if (!is_dir($dir) || !is_writable($dir)) {
                            wppa('error', '1');
                            $alert = sprintf(__('Unable to create or write to %s', 'wp-photo-album-plus'), $dir);
                        }
                        break;
                    case 'wppa_source_dir':
                        $olddir = wppa_opt('source_dir');
                        $value = rtrim($value, '/');
                        if (strpos($value . '/', WPPA_UPLOAD_PATH . '/') !== false) {
                            wppa('error', '1');
                            $alert = sprintf(__('Source can not be inside the wppa folder.', 'wp-photo-album-plus'));
                        } else {
                            $dir = $value;
                            if (!is_dir($dir)) {
                                wppa_mkdir($dir);
                            }
                            if (!is_dir($dir) || !is_writable($dir)) {
                                wppa('error', '1');
                                $alert = sprintf(__('Unable to create or write to %s', 'wp-photo-album-plus'), $dir);
                            } else {
                                @rmdir($olddir);
                                // try to remove when empty
                            }
                        }
                        break;
                    case 'wppa_newpag_content':
                        if (strpos($value, 'w#album') === false) {
                            $alert = __('The content must contain w#album', 'wp-photo-album-plus');
                            wppa('error', '1');
                        }
                        break;
                    case 'wppa_gpx_shortcode':
                        if (strpos($value, 'w#lat') === false || strpos($value, 'w#lon') === false) {
                            $alert = __('The content must contain w#lat and w#lon', 'wp-photo-album-plus');
                            wppa('error', '1');
                        }
                        break;
                    case 'wppa_i_responsive':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_colwidth', 'auto');
                            wppa_update_option('wppa_cover_type', 'default-mcr');
                        }
                        if ($value == 'no') {
                            wppa_update_option('wppa_colwidth', '640');
                            wppa_update_option('wppa_cover_type', 'default');
                        }
                        break;
                    case 'wppa_i_downsize':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_resize_on_upload', 'yes');
                            if (wppa_opt('resize_to') == '0') {
                                wppa_update_option('wppa_resize_to', '1024x768');
                            }
                        }
                        if ($value == 'no') {
                            wppa_update_option('wppa_resize_on_upload', 'no');
                        }
                        break;
                    case 'wppa_i_source':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_keep_source_admin', 'yes');
                            wppa_update_option('wppa_keep_source_frontend', 'yes');
                        }
                        if ($value == 'no') {
                            wppa_update_option('wppa_keep_source_admin', 'no');
                            wppa_update_option('wppa_keep_source_frontend', 'no');
                        }
                        break;
                    case 'wppa_i_userupload':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_user_upload_on', 'yes');
                            wppa_update_option('wppa_user_upload_login', 'yes');
                            wppa_update_option('wppa_owner_only', 'yes');
                            wppa_update_option('wppa_upload_moderate', 'yes');
                            wppa_update_option('wppa_upload_edit', 'new');
                            wppa_update_option('wppa_upload_notify', 'yes');
                            wppa_update_option('wppa_grant_an_album', 'yes');
                            $grantparent = wppa_opt('grant_parent');
                            if (!wppa_album_exists($grantparent)) {
                                $id = wppa_create_album_entry(array('name' => __('Members', 'wp-photo-album-plus'), 'description' => __('Parent of the member albums', 'wp-photo-album-plus'), 'upload_limit' => '0/0'));
                                if ($id) {
                                    wppa_index_add('album', $id);
                                    wppa_update_option('wppa_grant_parent', $id);
                                }
                                $my_post = array('post_title' => __('Members', 'wp-photo-album-plus'), 'post_content' => '[wppa type="content" album="' . $id . '"][/wppa]', 'post_status' => 'publish', 'post_type' => 'page');
                                $pagid = wp_insert_post($my_post);
                            }
                            wppa_update_option('wppa_alt_is_restricted', 'yes');
                            wppa_update_option('wppa_link_is_restricted', 'yes');
                            wppa_update_option('wppa_covertype_is_restricted', 'yes');
                            wppa_update_option('wppa_porder_restricted', 'yes');
                        }
                        if ($value == 'no') {
                            wppa_update_option('wppa_user_upload_on', 'no');
                        }
                        break;
                    case 'wppa_i_rating':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_rating_on', 'yes');
                        }
                        if ($value == 'no') {
                            wppa_update_option('wppa_rating_on', 'no');
                        }
                        break;
                    case 'wppa_i_comment':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_show_comments', 'yes');
                            wppa_update_option('wppa_comment_moderation', 'all');
                            wppa_update_option('wppa_comment_notify', 'admin');
                        }
                        if ($value == 'no') {
                            wppa_update_option('wppa_show_comments', 'no');
                        }
                        break;
                    case 'wppa_i_share':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_share_on', 'yes');
                        }
                        if ($value == 'no') {
                            wppa_update_option('wppa_share_on', 'no');
                        }
                        break;
                    case 'wppa_i_iptc':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_show_iptc', 'yes');
                            wppa_update_option('wppa_save_iptc', 'yes');
                        }
                        if ($value == 'no') {
                            wppa_update_option('wppa_show_iptc', 'no');
                            wppa_update_option('wppa_save_iptc', 'no');
                        }
                        break;
                    case 'wppa_i_exif':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_show_exif', 'yes');
                            wppa_update_option('wppa_save_exif', 'yes');
                        }
                        if ($value == 'no') {
                            wppa_update_option('wppa_show_exif', 'no');
                            wppa_update_option('wppa_save_exif', 'no');
                        }
                        break;
                    case 'wppa_i_gpx':
                        if ($value == 'yes') {
                            $custom_content = wppa_opt('custom_content');
                            if (strpos($custom_content, 'w#location') === false) {
                                $custom_content = $custom_content . ' w#location';
                                wppa_update_option('wppa_custom_content', $custom_content);
                            }
                            if (!wppa_switch('custom_on')) {
                                wppa_update_option('wppa_custom_on', 'yes');
                            }
                            if (wppa_opt('gpx_implementation') == 'none') {
                                wppa_update_option('wppa_gpx_implementation', 'wppa-plus-embedded');
                            }
                        }
                        break;
                    case 'wppa_i_fotomoto':
                        if ($value == 'yes') {
                            $custom_content = wppa_opt('custom_content');
                            if (strpos($custom_content, 'w#fotomoto') === false) {
                                $custom_content = 'w#fotomoto ' . $custom_content;
                                wppa_update_option('wppa_custom_content', $custom_content);
                            }
                            if (!wppa_switch('custom_on')) {
                                wppa_update_option('wppa_custom_on', 'yes');
                            }
                            wppa_update_option('wppa_fotomoto_on', 'yes');
                            wppa_update_option('wppa_custom_on', 'yes');
                        }
                        break;
                    case 'wppa_i_video':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_enable_video', 'yes');
                        } else {
                            wppa_update_option('wppa_enable_video', 'no');
                        }
                        break;
                    case 'wppa_i_audio':
                        if ($value == 'yes') {
                            wppa_update_option('wppa_enable_audio', 'yes');
                        } else {
                            wppa_update_option('wppa_enable_audio', 'no');
                        }
                        break;
                    case 'wppa_i_done':
                        $value = 'done';
                        break;
                    case 'wppa_search_tags':
                    case 'wppa_search_cats':
                    case 'wppa_search_comments':
                        update_option('wppa_index_need_remake', 'yes');
                        break;
                    case 'wppa_blacklist_user':
                        // Does user exist?
                        $value = trim($value);
                        $user = get_user_by('login', $value);
                        // seems to be case insensitive
                        if ($user && $user->user_login === $value) {
                            $wpdb->query($wpdb->prepare("UPDATE `" . WPPA_PHOTOS . "` SET `status` = 'pending' WHERE `owner` = %s", $value));
                            $black_listed_users = get_option('wppa_black_listed_users', array());
                            if (!in_array($value, $black_listed_users)) {
                                $black_listed_users[] = $value;
                                update_option('wppa_black_listed_users', $black_listed_users);
                            }
                            $alert = esc_js(sprintf(__('User %s has been blacklisted.', 'wp-photo-album-plus'), $value));
                        } else {
                            $alert = esc_js(sprintf(__('User %s does not exist.', 'wp-photo-album-plus'), $value));
                        }
                        $value = '';
                        break;
                    case 'wppa_un_blacklist_user':
                        $wpdb->query($wpdb->prepare("UPDATE `" . WPPA_PHOTOS . "` SET `status` = 'publish' WHERE `owner` = %s", $value));
                        $black_listed_users = get_option('wppa_black_listed_users', array());
                        if (in_array($value, $black_listed_users)) {
                            foreach (array_keys($black_listed_users) as $usr) {
                                if ($black_listed_users[$usr] == $value) {
                                    unset($black_listed_users[$usr]);
                                }
                            }
                            update_option('wppa_black_listed_users', $black_listed_users);
                        }
                        $value = '0';
                        break;
                    case 'wppa_superuser_user':
                        // Does user exist?
                        $value = trim($value);
                        $user = get_user_by('login', $value);
                        // seems to be case insensitive
                        if ($user && $user->user_login === $value) {
                            $super_users = get_option('wppa_super_users', array());
                            if (!in_array($value, $super_users)) {
                                $super_users[] = $value;
                                update_option('wppa_super_users', $super_users);
                            }
                            $alert = esc_js(sprintf(__('User %s is now superuser.', 'wp-photo-album-plus'), $value));
                        } else {
                            $alert = esc_js(sprintf(__('User %s does not exist.', 'wp-photo-album-plus'), $value));
                        }
                        $value = '';
                        break;
                    case 'wppa_un_superuser_user':
                        $super_users = get_option('wppa_super_users', array());
                        if (in_array($value, $super_users)) {
                            foreach (array_keys($super_users) as $usr) {
                                if ($super_users[$usr] == $value) {
                                    unset($super_users[$usr]);
                                }
                            }
                            update_option('wppa_super_users', $super_users);
                        }
                        $value = '0';
                        break;
                    case 'wppa_fotomoto_on':
                        if ($value == 'yes') {
                            $custom_content = wppa_opt('custom_content');
                            if (strpos($custom_content, 'w#fotomoto') === false) {
                                $custom_content = 'w#fotomoto ' . $custom_content;
                                wppa_update_option('wppa_custom_content', $custom_content);
                                $alert = __('The content of the Custom box has been changed to display the Fotomoto toolbar.', 'wp-photo-album-plus') . ' ';
                            }
                            if (!wppa_switch('custom_on')) {
                                wppa_update_option('wppa_custom_on', 'yes');
                                $alert .= __('The display of the custom box has been enabled', 'wp-photo-album-plus');
                            }
                        }
                        break;
                    case 'wppa_gpx_implementation':
                        if ($value != 'none') {
                            $custom_content = wppa_opt('custom_content');
                            if (strpos($custom_content, 'w#location') === false) {
                                $custom_content = $custom_content . ' w#location';
                                wppa_update_option('wppa_custom_content', $custom_content);
                                $alert = __('The content of the Custom box has been changed to display maps.', 'wp-photo-album-plus') . ' ';
                            }
                            if (!wppa_switch('custom_on')) {
                                wppa_update_option('wppa_custom_on', 'yes');
                                $alert .= __('The display of the custom box has been enabled', 'wp-photo-album-plus');
                            }
                        }
                        break;
                    case 'wppa_regen_thumbs_skip_one':
                        $last = get_option('wppa_regen_thumbs_last', '0');
                        $skip = $last + '1';
                        update_option('wppa_regen_thumbs_last', $skip);
                        break;
                    case 'wppa_remake_skip_one':
                        $last = get_option('wppa_remake_last', '0');
                        $skip = $last + '1';
                        update_option('wppa_remake_last', $skip);
                        break;
                    case 'wppa_create_o1_files_skip_one':
                        $last = get_option('wppa_create_o1_files_last', '0');
                        $skip = $last + '1';
                        update_option('wppa_create_o1_files_last', $skip);
                        break;
                    case 'wppa_errorlog_purge':
                        if (is_file($wppa_log_file)) {
                            unlink($wppa_log_file);
                        }
                        break;
                    case 'wppa_pl_dirname':
                        $value = wppa_sanitize_file_name($value);
                        $value = trim($value, ' /');
                        // Remove old file if it exists
                        $oldfile = WPPA_CONTENT_PATH . '/' . get_option('wppa_pl_dirname') . '/.htaccess';
                        if (is_file($oldfile)) {
                            if (!unlink($oldfile)) {
                                wppa_log('obs', 'Could not remove: ' . $oldfile);
                            }
                        } else {
                            wppa_log('obs', 'Does not exist: ' . $oldfile);
                        }
                        if ($value) {
                            wppa_create_pl_htaccess($value);
                        }
                        break;
                    case 'wppa_new_tag_value':
                        $value = wppa_sanitize_tags($value, false, true);
                        break;
                    case 'wppa_up_tagselbox_content_1':
                    case 'wppa_up_tagselbox_content_2':
                    case 'wppa_up_tagselbox_content_3':
                        $value = wppa_sanitize_tags($value);
                        break;
                    case 'wppa_wppa_set_shortcodes':
                        $value = str_replace(' ', '', $value);
                        break;
                    case 'wppa_use_encrypted_links':
                        if ($value == 'yes') {
                            $ca = $wpdb->get_var("SELECT COUNT(*) FROM `" . WPPA_ALBUMS . "` WHERE `crypt` = ''");
                            $cp = $wpdb->get_var("SELECT COUNT(*) FROM `" . WPPA_PHOTOS . "` WHERE `crypt` = ''");
                            if ($ca + $cp) {
                                if ($ca) {
                                    update_option('wppa_crypt_albums_status', 'Required');
                                }
                                if ($cp) {
                                    update_option('wppa_crypt_photos_status', 'Required');
                                }
                                wppa('error', '4711');
                                $alert .= __('You must run Table VIII-A13 and VIII-A14 first before you can switch to encrypted urls.', 'wp-photo-album-plus');
                            }
                            if (wppa_switch('use_photo_names_in_urls')) {
                                $alert .= ' ' . __('Table IV-A3 will be switched off.', 'wp-photo-album-plus');
                                wppa_update_option('wppa_use_photo_names_in_urls', 'no');
                            }
                            if (wppa_switch('use_album_names_in_urls')) {
                                $alert .= ' ' . __('Table IV-A4 will be switched off.', 'wp-photo-album-plus');
                                wppa_update_option('wppa_use_album_names_in_urls', 'no');
                            }
                        }
                        break;
                    case 'wppa_use_photo_names_in_urls':
                    case 'wppa_use_album_names_in_urls':
                        if (wppa_switch('use_encrypted_links')) {
                            wppa('error', '4711');
                            $alert .= __('Not allowed when cryptic links is active', 'wp-photo-album-plus');
                        }
                    case 'wppa_enable_video':
                        // if off: set all statusses of videos to pending
                        break;
                    case 'wppa_twitter_account':
                        $value = sanitize_text_field($value);
                        $value = str_replace(' ', '', $value);
                        if (substr($value, 0, 1) != '@') {
                            wppa('error', '4712');
                            $alert .= __('A Twitter account name must start with an at sign: @', 'wp-photo-album-plus');
                        }
                        break;
                    case 'wppa_rating_display_type':
                        if ($value == 'likes') {
                            wppa_update_option('wppa_rating_multi', 'yes');
                            wppa_update_option('wppa_rating_dayly', '0');
                            wppa_update_option('wppa_vote_needs_comment', 'no');
                        }
                        break;
                    default:
                        wppa('error', '0');
                        $alert = '';
                }
            }
            if (wppa('error')) {
                if (!$title) {
                    $title = sprintf(__('Failed to set %s to %s', 'wp-photo-album-plus'), $option, $value);
                }
                if (!$alert) {
                    $alert .= wppa('out');
                }
            } else {
                wppa_update_option($option, $value);
                if (!$title) {
                    $title = sprintf(__('Setting %s updated to %s', 'wp-photo-album-plus'), $option, $value);
                }
            }
            // Save possible error
            $error = wppa('error');
            // Something to do after changing the setting?
            wppa_initialize_runtime(true);
            // force reload new values
            // .htaccess
            wppa_create_wppa_htaccess();
            // Thumbsize
            $new_minisize = wppa_get_minisize();
            if ($old_minisize != $new_minisize) {
                update_option('wppa_regen_thumbs_status', 'Required');
                $alert .= __('You just changed a setting that requires the regeneration of thumbnails.', 'wp-photo-album-plus');
                $alert .= ' ' . __('Please run the appropriate action in Table VIII.', 'wp-photo-album-plus');
            }
            // Produce the response text
            $output = '||' . $error . '||' . esc_attr($title) . '||' . esc_js($alert);
            echo $output;
            wppa_clear_cache();
            wppa_exit();
            break;
            // End update-option
        // End update-option
        case 'maintenance':
            // Get args
            $slug = $_POST['slug'];
            $nonce = $_REQUEST['wppa-nonce'];
            $cron = isset($_REQUEST['wppa-cron']);
            // Security check
            if (!wp_verify_nonce($nonce, 'wppa-nonce')) {
                echo 'Security check failure||' . $slug . '||Error||0';
                wppa_exit();
            }
            // If cron request, schedule
            if ($cron) {
                echo wppa_schedule_maintenance_proc($slug, 'first');
                // Remove in case this is a re-start of a crashed cron job
                delete_option($slug . '_lasttimestamp');
            } else {
                echo wppa_do_maintenance_proc($slug);
            }
            wppa_exit();
            break;
        case 'maintenancepopup':
            $slug = $_POST['slug'];
            $nonce = $_REQUEST['wppa-nonce'];
            if (!wp_verify_nonce($nonce, 'wppa-nonce')) {
                echo 'Security check failure||' . $slug . '||Error||0';
                wppa_exit();
            }
            echo wppa_do_maintenance_popup($slug);
            wppa_exit();
            break;
        case 'do-fe-upload':
            if (is_admin()) {
                require_once 'wppa-non-admin.php';
            }
            wppa_user_upload();
            echo wppa('out');
            wppa_exit();
            break;
        case 'sanitizetags':
            $tags = isset($_GET['tags']) ? $_GET['tags'] : '';
            $album = isset($_GET['album']) ? $_GET['album'] : '0';
            $deftags = wppa_is_int($album) && $album > '0' ? wppa_get_album_item($album, 'default_tags') : '';
            $tags = $deftags ? $tags . ',' . $deftags : $tags;
            echo wppa_sanitize_tags($tags, false, true);
            wppa_exit();
            break;
        case 'destroyalbum':
            $album = isset($_GET['album']) ? $_GET['album'] : '0';
            if (!$album) {
                _e('Missing album id', 'wp-photo-album-plus');
                wppa_exit();
            }
            $nonce = isset($_GET['nonce']) ? $_GET['nonce'] : '';
            if (!$nonce || !wp_verify_nonce($nonce, 'wppa_nonce_' . $album)) {
                echo 'Security check failure #798';
                wppa_exit();
            }
            // May I?
            $imay = true;
            if (!wppa_switch('user_destroy_on')) {
                $may = false;
            }
            if (wppa_switch('user_create_login')) {
                if (!is_user_logged_in()) {
                    $may = false;
                }
                // Must login
            }
            if (!wppa_have_access($album)) {
                $may = false;
                // No album access
            }
            if (wppa_is_user_blacklisted()) {
                $may = false;
            }
            if (!$imay) {
                _e('You do not have the rights to delete this album', 'wp-photo-album-plus');
                wppa_exit();
            }
            // I may
            require_once 'wppa-album-admin-autosave.php';
            wppa_del_album($album, '');
            wppa_exit();
            break;
        case 'export-table':
            if (!wppa_user_is('administrator')) {
                echo '||1||' . __('Security check failure', 'wp-photo-album-plus');
                wppa_exit();
            }
            $table = $_REQUEST['table'];
            $bret = wppa_export_table($table);
            if ($bret) {
                echo '||0||' . WPPA_UPLOAD_URL . '/temp/' . $table . '.csv';
            } else {
                echo '||2||' . __('An error has occurred', 'wp-photo-album-plus');
            }
            wppa_exit();
            break;
        default:
            // Unimplemented $wppa-action
            die('-1');
    }
    wppa_exit();
}
function wppa_get_post($index, $default = false)
{
    if (isset($_POST['wppa-' . $index])) {
        // New syntax first
        $result = $_POST['wppa-' . $index];
        if (strpos($result, '<?') !== false) {
            die('Security check failure #291');
        }
        if (strpos($result, '?>') !== false) {
            die('Security check failure #292');
        }
        if ($index == 'album') {
            $result = wppa_decrypt_album($result);
        }
        if ($index == 'photo') {
            $result = wppa_decrypt_photo($result);
        }
        return $result;
    }
    if (isset($_POST[$index])) {
        // Old syntax
        $result = $_POST[$index];
        if (strpos($result, '<?') !== false) {
            die('Security check failure #391');
        }
        if (strpos($result, '?>') !== false) {
            die('Security check failure #392');
        }
        if ($index == 'album') {
            $result = wppa_decrypt_album($result);
        }
        if ($index == 'photo') {
            $result = wppa_decrypt_photo($result);
        }
        return $result;
    }
    return $default;
}
function wppa_bump_viewcount($type, $id)
{
    global $wpdb;
    global $wppa_session;
    if (!wppa_switch('track_viewcounts')) {
        return;
    }
    if ($type != 'album' && $type != 'photo') {
        die('Illegal $type in wppa_bump_viewcount: ' . $type);
    }
    if ($type == 'album') {
        if (strlen($id) == 12) {
            $id = wppa_decrypt_album($id);
        }
    } else {
        if (strlen($id) == 12) {
            $id = wppa_decrypt_photo($id);
        }
    }
    if ($id < '1') {
        return;
    }
    // Not a wppa image
    if (!wppa_is_int($id)) {
        return;
    }
    // Not an integer
    if (!isset($wppa_session[$type])) {
        $wppa_session[$type] = array();
    }
    if (!isset($wppa_session[$type][$id])) {
        // This one not done yest
        $wppa_session[$type][$id] = true;
        // Mark as viewed
        if ($type == 'album') {
            $table = WPPA_ALBUMS;
        } else {
            $table = WPPA_PHOTOS;
        }
        $count = $wpdb->get_var("SELECT `views` FROM `" . $table . "` WHERE `id` = " . $id);
        $count++;
        $wpdb->query("UPDATE `" . $table . "` SET `views` = " . $count . " WHERE `id` = " . $id);
        wppa_dbg_msg('Bumped viewcount for ' . $type . ' ' . $id . ' to ' . $count, 'red');
        // If 'wppa_owner_to_name'
        if ($type == 'photo') {
            wppa_set_owner_to_name($id);
        }
    }
    wppa_save_session();
}