function admin_form(&$qa_content)
{
require_once QA_INCLUDE_DIR . 'qa-app-upload.php';
$saved = false;
if (qa_clicked('wysiwyg_editor_save_button')) {
qa_opt('wysiwyg_editor_upload_images', (int) qa_post_text('wysiwyg_editor_upload_images_field'));
qa_opt('wysiwyg_editor_upload_all', (int) qa_post_text('wysiwyg_editor_upload_all_field'));
qa_opt('wysiwyg_editor_upload_max_size', min(qa_get_max_upload_size(), 1048576 * (double) qa_post_text('wysiwyg_editor_upload_max_size_field')));
$saved = true;
}
qa_set_display_rules($qa_content, array('wysiwyg_editor_upload_all_display' => 'wysiwyg_editor_upload_images_field', 'wysiwyg_editor_upload_max_size_display' => 'wysiwyg_editor_upload_images_field'));
return array('ok' => $saved ? 'WYSIWYG editor settings saved' : null, 'fields' => array(array('label' => 'Allow images to be uploaded', 'type' => 'checkbox', 'value' => (int) qa_opt('wysiwyg_editor_upload_images'), 'tags' => 'name="wysiwyg_editor_upload_images_field" id="wysiwyg_editor_upload_images_field"'), array('id' => 'wysiwyg_editor_upload_all_display', 'label' => 'Allow other content to be uploaded, e.g. Flash, PDF', 'type' => 'checkbox', 'value' => (int) qa_opt('wysiwyg_editor_upload_all'), 'tags' => 'name="wysiwyg_editor_upload_all_field"'), array('id' => 'wysiwyg_editor_upload_max_size_display', 'label' => 'Maximum size of uploads:', 'suffix' => 'MB (max ' . $this->bytes_to_mega_html(qa_get_max_upload_size()) . ')', 'type' => 'number', 'value' => $this->bytes_to_mega_html(qa_opt('wysiwyg_editor_upload_max_size')), 'tags' => 'name="wysiwyg_editor_upload_max_size_field"')), 'buttons' => array(array('label' => 'Save Changes', 'tags' => 'name="wysiwyg_editor_save_button"')));
}
public function admin_form(&$qa_content)
{
require_once QA_INCLUDE_DIR . 'app/upload.php';
$saved = false;
if (qa_clicked('wysiwyg_editor_save_button')) {
qa_opt('wysiwyg_editor_upload_images', (int) qa_post_text('wysiwyg_editor_upload_images_field'));
qa_opt('wysiwyg_editor_upload_all', (int) qa_post_text('wysiwyg_editor_upload_all_field'));
qa_opt('wysiwyg_editor_upload_max_size', min(qa_get_max_upload_size(), 1048576 * (double) qa_post_text('wysiwyg_editor_upload_max_size_field')));
$saved = true;
}
qa_set_display_rules($qa_content, array('wysiwyg_editor_upload_all_display' => 'wysiwyg_editor_upload_images_field', 'wysiwyg_editor_upload_max_size_display' => 'wysiwyg_editor_upload_images_field'));
// handle AJAX requests to 'wysiwyg-editor-ajax'
$js = array('function wysiwyg_editor_ajax(totalEdited) {', ' $.ajax({', ' url: ' . qa_js(qa_path('wysiwyg-editor-ajax')) . ',', ' success: function(response) {', ' var postsEdited = parseInt(response, 10);', ' var $btn = $("#wysiwyg_editor_ajax");', ' if (isNaN(postsEdited)) {', ' $btn.text("ERROR");', ' }', ' else if (postsEdited < 5) {', ' $btn.text("All posts converted.");', ' }', ' else {', ' totalEdited += postsEdited;', ' $btn.text("Updating posts... " + totalEdited)', ' window.setTimeout(function() {', ' wysiwyg_editor_ajax(totalEdited);', ' }, 1000);', ' }', ' }', ' });', '}', '$("#wysiwyg_editor_ajax").click(function() {', ' wysiwyg_editor_ajax(0);', ' return false;', '});');
$ajaxHtml = 'Update broken images from old CKeditor Smiley plugin: ' . '<button id="wysiwyg_editor_ajax">click here</button> ' . '<script>' . implode("\n", $js) . '</script>';
return array('ok' => $saved ? 'WYSIWYG editor settings saved' : null, 'fields' => array(array('label' => 'Allow images to be uploaded', 'type' => 'checkbox', 'value' => (int) qa_opt('wysiwyg_editor_upload_images'), 'tags' => 'name="wysiwyg_editor_upload_images_field" id="wysiwyg_editor_upload_images_field"'), array('id' => 'wysiwyg_editor_upload_all_display', 'label' => 'Allow other content to be uploaded, e.g. Flash, PDF', 'type' => 'checkbox', 'value' => (int) qa_opt('wysiwyg_editor_upload_all'), 'tags' => 'name="wysiwyg_editor_upload_all_field"'), array('id' => 'wysiwyg_editor_upload_max_size_display', 'label' => 'Maximum size of uploads:', 'suffix' => 'MB (max ' . $this->bytes_to_mega_html(qa_get_max_upload_size()) . ')', 'type' => 'number', 'value' => $this->bytes_to_mega_html(qa_opt('wysiwyg_editor_upload_max_size')), 'tags' => 'name="wysiwyg_editor_upload_max_size_field"'), array('type' => 'custom', 'html' => $ajaxHtml)), 'buttons' => array(array('label' => 'Save Changes', 'tags' => 'name="wysiwyg_editor_save_button"')));
}
function admin_form(&$qa_content)
{
require_once QA_INCLUDE_DIR . 'qa-app-upload.php';
$saved = false;
if (qa_clicked('wysiwyg_editor_save_button')) {
qa_opt('wysiwyg_editor_ui_color', qa_post_text('wysiwyg_editor_ui_color_field'));
qa_opt('wysiwyg_editor_ace_theme', qa_post_text('wysiwyg_editor_ace_theme'));
qa_opt('wysiwyg_editor_upload_images', (int) qa_post_text('wysiwyg_editor_upload_images_field'));
qa_opt('wysiwyg_editor_upload_all', (int) qa_post_text('wysiwyg_editor_upload_all_field'));
qa_opt('wysiwyg_editor_upload_max_size', min(qa_get_max_upload_size(), 1048576 * (double) qa_post_text('wysiwyg_editor_upload_max_size_field')));
$saved = true;
}
qa_set_display_rules($qa_content, array('wysiwyg_editor_upload_all_display' => 'wysiwyg_editor_upload_images_field', 'wysiwyg_editor_upload_max_size_display' => 'wysiwyg_editor_upload_images_field'));
$editor_themes = array('ambiance', 'chaos', 'chrome', 'clouds', 'clouds_midnight', 'cobalt', 'crimson_editor', 'dawn', 'dreamweaver', 'eclipse', 'github', 'idle_fingers', 'katzenmilch', 'kr', 'kuroir', 'merbivore', 'merbivore_soft', 'monokai', 'mono_industrial', 'pastel_on_dark', 'solarized_dark', 'solarized_light', 'terminal', 'textmate', 'tomorrow', 'tomorrow_night', 'tomorrow_night_blue', 'tomorrow_night_bright', 'tomorrow_night_eighties', 'twilight', 'vibrant_ink', 'xcode');
$theme_arr = array();
foreach ($editor_themes as $theme) {
$theme_arr[$theme] = ucwords(preg_replace('/[^a-zA-Z0-9]+/', ' ', $theme));
}
return array('ok' => $saved ? 'WYSIWYG editor settings saved' : null, 'fields' => array(array('label' => 'UI Color', 'type' => 'number', 'value' => qa_opt('wysiwyg_editor_ui_color'), 'tags' => 'name="wysiwyg_editor_ui_color_field" id="wysiwyg_editor_ui_color_field"'), array('label' => 'Allow images to be uploaded', 'type' => 'checkbox', 'value' => (int) qa_opt('wysiwyg_editor_upload_images'), 'tags' => 'name="wysiwyg_editor_upload_images_field" id="wysiwyg_editor_upload_images_field"'), array('id' => 'wysiwyg_editor_upload_all_display', 'label' => 'Allow other content to be uploaded, e.g. Flash, PDF', 'type' => 'checkbox', 'value' => (int) qa_opt('wysiwyg_editor_upload_all'), 'tags' => 'name="wysiwyg_editor_upload_all_field"'), array('id' => 'wysiwyg_editor_upload_max_size_display', 'label' => 'Maximum size of uploads:', 'suffix' => 'MB (max ' . $this->bytes_to_mega_html(qa_get_max_upload_size()) . ')', 'type' => 'number', 'value' => $this->bytes_to_mega_html(qa_opt('wysiwyg_editor_upload_max_size')), 'tags' => 'name="wysiwyg_editor_upload_max_size_field"'), array('id' => 'wysiwyg_editor_ace_theme', 'label' => 'Choose a theme for ACE Editor', 'type' => 'select', 'value' => $theme_arr[qa_opt('wysiwyg_editor_ace_theme')], 'tags' => 'name="wysiwyg_editor_ace_theme"', 'options' => $theme_arr)), 'buttons' => array(array('label' => 'Save Changes', 'tags' => 'name="wysiwyg_editor_save_button"')));
}
function qa_upload_file($localfilename, $sourcefilename, $maxfilesize = null, $onlyimage = false, $imagemaxwidth = null, $imagemaxheight = null)
{
if (qa_to_override(__FUNCTION__)) {
$args = func_get_args();
return qa_call_override(__FUNCTION__, $args);
}
$result = array();
// Check per-user upload limits
require_once QA_INCLUDE_DIR . 'qa-app-users.php';
require_once QA_INCLUDE_DIR . 'qa-app-limits.php';
switch (qa_user_permit_error(null, QA_LIMIT_UPLOADS)) {
case 'limit':
$result['error'] = qa_lang('main/upload_limit');
return $result;
case false:
qa_limits_increment(qa_get_logged_in_userid(), QA_LIMIT_UPLOADS);
break;
default:
$result['error'] = qa_lang('users/no_permission');
return $result;
}
// Check the uploaded file is not too large
$filesize = filesize($localfilename);
if (isset($maxfilesize)) {
$maxfilesize = min($maxfilesize, qa_get_max_upload_size());
} else {
$maxfilesize = qa_get_max_upload_size();
}
if ($filesize <= 0 || $filesize > $maxfilesize) {
// if file was too big for PHP, $filesize will be zero
$result['error'] = qa_lang_sub('main/max_upload_size_x', number_format($maxfilesize / 1048576, 1) . 'MB');
return $result;
}
// Find out what type of source file was uploaded and if appropriate, check it's an image and get preliminary size measure
$pathinfo = pathinfo($sourcefilename);
$format = strtolower(@$pathinfo['extension']);
$isimage = $format == 'png' || $format == 'gif' || $format == 'jpeg' || $format == 'jpg';
// allowed image extensions
if ($isimage) {
$imagesize = @getimagesize($localfilename);
if (is_array($imagesize)) {
$result['width'] = $imagesize[0];
$result['height'] = $imagesize[1];
switch ($imagesize['2']) {
// reassign format based on actual content, if we can
case IMAGETYPE_GIF:
$format = 'gif';
break;
case IMAGETYPE_JPEG:
$format = 'jpeg';
break;
case IMAGETYPE_PNG:
$format = 'png';
break;
}
}
}
$result['format'] = $format;
if ($onlyimage) {
if (!$isimage || !is_array($imagesize)) {
$result['error'] = qa_lang_sub('main/image_not_read', 'GIF, JPG, PNG');
return $result;
}
}
// Read in the raw file contents
$content = file_get_contents($localfilename);
// If appropriate, get more accurate image size and apply constraints to it
require_once QA_INCLUDE_DIR . 'qa-util-image.php';
if ($isimage && qa_has_gd_image()) {
$image = @imagecreatefromstring($content);
if (is_resource($image)) {
$result['width'] = $width = imagesx($image);
$result['height'] = $height = imagesy($image);
if (isset($imagemaxwidth) || isset($imagemaxheight)) {
if (qa_image_constrain($width, $height, isset($imagemaxwidth) ? $imagemaxwidth : $width, isset($imagemaxheight) ? $imagemaxheight : $height)) {
qa_gd_image_resize($image, $width, $height);
if (is_resource($image)) {
$content = qa_gd_image_jpeg($image);
$result['format'] = $format = 'jpeg';
$result['width'] = $width;
$result['height'] = $height;
}
}
}
if (is_resource($image)) {
// might have been lost
imagedestroy($image);
}
}
}
// Create the blob and return
require_once QA_INCLUDE_DIR . 'qa-app-blobs.php';
$userid = qa_get_logged_in_userid();
$cookieid = isset($userid) ? qa_cookie_get() : qa_cookie_get_create();
$result['blobid'] = qa_create_blob($content, $format, $sourcefilename, $userid, $cookieid, qa_remote_ip_address());
if (!isset($result['blobid'])) {
$result['error'] = qa_lang('main/general_error');
return $result;
}
$result['bloburl'] = qa_get_blob_url($result['blobid'], true);
return $result;
}
function process_request($request)
{
$message = '';
$url = '';
if (is_array($_FILES) && count($_FILES)) {
// Check that we're allowed to upload images (if not, no other uploads are allowed either)
if (!qa_opt('wysiwyg_editor_upload_images')) {
$message = qa_lang('users/no_permission');
}
// Check that we haven't reached the upload limit and are not blocked
if (empty($message)) {
require_once QA_INCLUDE_DIR . 'qa-app-users.php';
require_once QA_INCLUDE_DIR . 'qa-app-limits.php';
switch (qa_user_permit_error(null, QA_LIMIT_UPLOADS)) {
case 'limit':
$message = qa_lang('main/upload_limit');
break;
case false:
qa_limits_increment(qa_get_logged_in_userid(), QA_LIMIT_UPLOADS);
break;
default:
$message = qa_lang('users/no_permission');
break;
}
}
// Find out some information about the uploaded file and check it's not too large
if (empty($message)) {
require_once QA_INCLUDE_DIR . 'qa-app-blobs.php';
$file = reset($_FILES);
$pathinfo = pathinfo($file['name']);
$extension = strtolower(@$pathinfo['extension']);
$filesize = $file['size'];
$maxsize = min(qa_opt('wysiwyg_editor_upload_max_size'), qa_get_max_upload_size());
if ($filesize <= 0 || $filesize > $maxsize) {
// if file was too big for PHP, $filesize will be zero
$message = qa_lang_sub('main/max_upload_size_x', number_format($maxsize / 1048576, 1) . 'MB');
}
}
// If it's only allowed to be an image, check it's an image
if (empty($message)) {
if (qa_get('qa_only_image') || !qa_opt('wysiwyg_editor_upload_all')) {
// check if we need to confirm it's an image
switch ($extension) {
case 'png':
// these are allowed image extensions
// these are allowed image extensions
case 'gif':
case 'jpeg':
case 'jpg':
if (function_exists('getimagesize')) {
// getimagesize() does not require GD library
if (!is_array(@getimagesize($file['tmp_name']))) {
$message = qa_lang_sub('main/image_not_read', 'GIF, JPG, PNG');
}
}
break;
default:
$message = qa_lang_sub('main/image_not_read', 'GIF, JPG, PNG');
break;
}
}
}
// If there have been no errors, looks like we're all set...
if (empty($message)) {
require_once QA_INCLUDE_DIR . 'qa-db-blobs.php';
$userid = qa_get_logged_in_userid();
$cookieid = isset($userid) ? qa_cookie_get() : qa_cookie_get_create();
$blobid = qa_db_blob_create(file_get_contents($file['tmp_name']), $extension, @$file['name'], $userid, $cookieid, qa_remote_ip_address());
if (isset($blobid)) {
$url = qa_get_blob_url($blobid, true);
} else {
$message = 'Failed to create object in database - please try again';
}
}
}
echo "<script type='text/javascript'>window.parent.CKEDITOR.tools.callFunction(" . qa_js(qa_get('CKEditorFuncNum')) . ", " . qa_js($url) . ", " . qa_js($message) . ");</script>";
return null;
}
