/**
* Retrieve the icon for a MIME type.
*
* @since 2.1.0
*
* @param string $mime MIME type
* @return string|bool
*/
function nxt_mime_type_icon($mime = 0)
{
if (!is_numeric($mime)) {
$icon = nxt_cache_get("mime_type_icon_{$mime}");
}
if (empty($icon)) {
$post_id = 0;
$post_mimes = array();
if (is_numeric($mime)) {
$mime = (int) $mime;
if ($post =& get_post($mime)) {
$post_id = (int) $post->ID;
$ext = preg_replace('/^.+?\\.([^.]+)$/', '$1', $post->guid);
if (!empty($ext)) {
$post_mimes[] = $ext;
if ($ext_type = nxt_ext2type($ext)) {
$post_mimes[] = $ext_type;
}
}
$mime = $post->post_mime_type;
} else {
$mime = 0;
}
} else {
$post_mimes[] = $mime;
}
$icon_files = nxt_cache_get('icon_files');
if (!is_array($icon_files)) {
$icon_dir = apply_filters('icon_dir', ABSPATH . nxtINC . '/images/crystal');
$icon_dir_uri = apply_filters('icon_dir_uri', includes_url('images/crystal'));
$dirs = apply_filters('icon_dirs', array($icon_dir => $icon_dir_uri));
$icon_files = array();
while ($dirs) {
$keys = array_keys($dirs);
$dir = array_shift($keys);
$uri = array_shift($dirs);
if ($dh = opendir($dir)) {
while (false !== ($file = readdir($dh))) {
$file = basename($file);
if (substr($file, 0, 1) == '.') {
continue;
}
if (!in_array(strtolower(substr($file, -4)), array('.png', '.gif', '.jpg'))) {
if (is_dir("{$dir}/{$file}")) {
$dirs["{$dir}/{$file}"] = "{$uri}/{$file}";
}
continue;
}
$icon_files["{$dir}/{$file}"] = "{$uri}/{$file}";
}
closedir($dh);
}
}
nxt_cache_set('icon_files', $icon_files, 600);
}
// Icon basename - extension = MIME wildcard
foreach ($icon_files as $file => $uri) {
$types[preg_replace('/^([^.]*).*$/', '$1', basename($file))] =& $icon_files[$file];
}
if (!empty($mime)) {
$post_mimes[] = substr($mime, 0, strpos($mime, '/'));
$post_mimes[] = substr($mime, strpos($mime, '/') + 1);
$post_mimes[] = str_replace('/', '_', $mime);
}
$matches = nxt_match_mime_types(array_keys($types), $post_mimes);
$matches['default'] = array('default');
foreach ($matches as $match => $wilds) {
if (isset($types[$wilds[0]])) {
$icon = $types[$wilds[0]];
if (!is_numeric($mime)) {
nxt_cache_set("mime_type_icon_{$mime}", $icon);
}
break;
}
}
}
return apply_filters('nxt_mime_type_icon', $icon, $mime, $post_id);
// Last arg is 0 if function pass mime type.
}
/**
* {@internal Missing Short Description}}
*
* @since 2.5.0
*
* @return unknown
*/
function nxt_media_upload_handler()
{
global $is_iphone;
$errors = array();
$id = 0;
if (isset($_POST['html-upload']) && !empty($_FILES)) {
check_admin_referer('media-form');
// Upload File button was clicked
$id = media_handle_upload('async-upload', $_REQUEST['post_id']);
unset($_FILES);
if (is_nxt_error($id)) {
$errors['upload_error'] = $id;
$id = false;
}
}
if (!empty($_POST['insertonlybutton'])) {
$src = $_POST['src'];
if (!empty($src) && !strpos($src, '://')) {
$src = "http://{$src}";
}
if (isset($_POST['media_type']) && 'image' != $_POST['media_type']) {
$title = esc_html(stripslashes($_POST['title']));
if (empty($title)) {
$title = esc_html(basename($src));
}
if ($title && $src) {
$html = "<a href='" . esc_url($src) . "'>{$title}</a>";
}
$type = 'file';
if (($ext = preg_replace('/^.+?\\.([^.]+)$/', '$1', $src)) && ($ext_type = nxt_ext2type($ext)) && ('audio' == $ext_type || 'video' == $ext_type)) {
$type = $ext_type;
}
$html = apply_filters($type . '_send_to_editor_url', $html, esc_url_raw($src), $title);
} else {
$align = '';
$alt = esc_attr(stripslashes($_POST['alt']));
if (isset($_POST['align'])) {
$align = esc_attr(stripslashes($_POST['align']));
$class = " class='align{$align}'";
}
if (!empty($src)) {
$html = "<img src='" . esc_url($src) . "' alt='{$alt}'{$class} />";
}
$html = apply_filters('image_send_to_editor_url', $html, esc_url_raw($src), $alt, $align);
}
return media_send_to_editor($html);
}
if (!empty($_POST)) {
$return = media_upload_form_handler();
if (is_string($return)) {
return $return;
}
if (is_array($return)) {
$errors = $return;
}
}
if (isset($_POST['save'])) {
$errors['upload_notice'] = __('Saved.');
return media_upload_gallery();
}
if (isset($_GET['tab']) && $_GET['tab'] == 'type_url') {
$type = 'image';
if (isset($_GET['type']) && in_array($_GET['type'], array('video', 'audio', 'file'))) {
$type = $_GET['type'];
}
return nxt_iframe('media_upload_type_url_form', $type, $errors, $id);
}
if ($is_iphone) {
return nxt_iframe('media_upload_type_url_form', 'image', $errors, $id);
} else {
return nxt_iframe('media_upload_type_form', 'image', $errors, $id);
}
}
