/wp-content/plugins/nextgen-gallery/lib/shortcodes.php
PHP | 375 lines | 202 code | 74 blank | 99 comment | 23 complexity | cce40dd511efdc527a8c9a1ca852e9de MD5 | raw file
- <?php
- /**
- * @author Alex Rabe, Vincent Prat
- * @copyright 2008 - 2009
- * @since 1.0.0
- * @description Use WordPress Shortcode API for more features
- * @Docs http://codex.wordpress.org/Shortcode_API
- */
- class NextGEN_shortcodes {
-
- // register the new shortcodes
- function NextGEN_shortcodes() {
-
- //Long posts should require a higher limit, see http://core.trac.wordpress.org/ticket/8553
- @ini_set('pcre.backtrack_limit', 500000);
-
- // convert the old shortcode
- add_filter('the_content', array(&$this, 'convert_shortcode'));
-
- // do_shortcode on the_excerpt could causes several unwanted output. Uncomment it on your own risk
- // add_filter('the_excerpt', array(&$this, 'convert_shortcode'));
- // add_filter('the_excerpt', 'do_shortcode', 11);
-
- add_shortcode( 'singlepic', array(&$this, 'show_singlepic' ) );
- add_shortcode( 'album', array(&$this, 'show_album' ) );
- add_shortcode( 'nggallery', array(&$this, 'show_gallery') );
- add_shortcode( 'imagebrowser', array(&$this, 'show_imagebrowser' ) );
- add_shortcode( 'slideshow', array(&$this, 'show_slideshow' ) );
- add_shortcode( 'nggtags', array(&$this, 'show_tags' ) );
- add_shortcode( 'thumb', array(&$this, 'show_thumbs' ) );
- add_shortcode( 'random', array(&$this, 'show_random' ) );
- add_shortcode( 'recent', array(&$this, 'show_recent' ) );
- add_shortcode( 'tagcloud', array(&$this, 'show_tagcloud' ) );
- }
- /**
- * NextGEN_shortcodes::convert_shortcode()
- * convert old shortcodes to the new WordPress core style
- * [gallery=1] ->> [nggallery id=1]
- *
- * @param string $content Content to search for shortcodes
- * @return string Content with new shortcodes.
- */
- function convert_shortcode($content) {
-
- $ngg_options = nggGallery::get_option('ngg_options');
-
- if ( stristr( $content, '[singlepic' )) {
- $search = "@\[singlepic=(\d+)(|,\d+|,)(|,\d+|,)(|,watermark|,web20|,)(|,right|,center|,left|,)\]@i";
- if (preg_match_all($search, $content, $matches, PREG_SET_ORDER)) {
- foreach ($matches as $match) {
- // remove the comma
- $match[2] = ltrim($match[2], ',');
- $match[3] = ltrim($match[3], ',');
- $match[4] = ltrim($match[4], ',');
- $match[5] = ltrim($match[5], ',');
- $replace = "[singlepic id=\"{$match[1]}\" w=\"{$match[2]}\" h=\"{$match[3]}\" mode=\"{$match[4]}\" float=\"{$match[5]}\" ]";
- $content = str_replace ($match[0], $replace, $content);
- }
- }
- }
- if ( stristr( $content, '[album' )) {
- $search = "@(?:<p>)*\s*\[album\s*=\s*(\w+|^\+)(|,extend|,compact)\]\s*(?:</p>)*@i";
- if (preg_match_all($search, $content, $matches, PREG_SET_ORDER)) {
- foreach ($matches as $match) {
- // remove the comma
- $match[2] = ltrim($match[2],',');
- $replace = "[album id=\"{$match[1]}\" template=\"{$match[2]}\"]";
- $content = str_replace ($match[0], $replace, $content);
- }
- }
- }
- if ( stristr( $content, '[gallery' )) {
- $search = "@(?:<p>)*\s*\[gallery\s*=\s*(\w+|^\+)\]\s*(?:</p>)*@i";
- if (preg_match_all($search, $content, $matches, PREG_SET_ORDER)) {
- foreach ($matches as $match) {
- $replace = "[nggallery id=\"{$match[1]}\"]";
- $content = str_replace ($match[0], $replace, $content);
- }
- }
- }
- if ( stristr( $content, '[imagebrowser' )) {
- $search = "@(?:<p>)*\s*\[imagebrowser\s*=\s*(\w+|^\+)\]\s*(?:</p>)*@i";
- if (preg_match_all($search, $content, $matches, PREG_SET_ORDER)) {
- foreach ($matches as $match) {
- $replace = "[imagebrowser id=\"{$match[1]}\"]";
- $content = str_replace ($match[0], $replace, $content);
- }
- }
- }
- if ( stristr( $content, '[slideshow' )) {
- $search = "@(?:<p>)*\s*\[slideshow\s*=\s*(\w+|^\+)(|,(\d+)|,)(|,(\d+))\]\s*(?:</p>)*@i";
- if (preg_match_all($search, $content, $matches, PREG_SET_ORDER)) {
- foreach ($matches as $match) {
- // remove the comma
- $match[3] = ltrim($match[3],',');
- $match[5] = ltrim($match[5],',');
- $replace = "[slideshow id=\"{$match[1]}\" w=\"{$match[3]}\" h=\"{$match[5]}\"]";
- $content = str_replace ($match[0], $replace, $content);
- }
- }
- }
- if ( stristr( $content, '[tags' )) {
- $search = "@(?:<p>)*\s*\[tags\s*=\s*(.*?)\s*\]\s*(?:</p>)*@i";
- if (preg_match_all($search, $content, $matches, PREG_SET_ORDER)) {
- foreach ($matches as $match) {
- $replace = "[nggtags gallery=\"{$match[1]}\"]";
- $content = str_replace ($match[0], $replace, $content);
- }
- }
- }
-
- if ( stristr( $content, '[albumtags' )) {
- $search = "@(?:<p>)*\s*\[albumtags\s*=\s*(.*?)\s*\]\s*(?:</p>)*@i";
- if (preg_match_all($search, $content, $matches, PREG_SET_ORDER)) {
- foreach ($matches as $match) {
- $replace = "[nggtags album=\"{$match[1]}\"]";
- $content = str_replace ($match[0], $replace, $content);
- }
- }
- }
- // attach related images based on category or tags
- if ($ngg_options['activateTags'])
- $content .= nggShowRelatedImages();
-
- return $content;
- }
-
- /**
- * Function to show a single picture:
- *
- * [singlepic id="10" float="none|left|right" width="" height="" mode="none|watermark|web20" link="url" "template="filename" /]
- *
- * where
- * - id is one picture id
- * - float is the CSS float property to apply to the thumbnail
- * - width is width of the single picture you want to show (original width if this parameter is missing)
- * - height is height of the single picture you want to show (original height if this parameter is missing)
- * - mode is one of none, watermark or web20 (transformation applied to the picture)
- * - link is optional and could link to a other url instead the full image
- * - template is a name for a gallery template, which is located in themefolder/nggallery or plugins/nextgen-gallery/view
- *
- * If the tag contains some text, this will be inserted as an additional caption to the picture too. Example:
- * [singlepic id="10"]This is an additional caption[/singlepic]
- * This tag will show a picture with under it two HTML span elements containing respectively the alttext of the picture
- * and the additional caption specified in the tag.
- *
- * @param array $atts
- * @param string $caption text
- * @return the content
- */
- function show_singlepic( $atts, $content = '' ) {
-
- extract(shortcode_atts(array(
- 'id' => 0,
- 'w' => '',
- 'h' => '',
- 'mode' => '',
- 'float' => '',
- 'link' => '',
- 'template' => ''
- ), $atts ));
-
- $out = nggSinglePicture($id, $w, $h, $mode, $float, $template, $content, $link);
-
- return $out;
- }
- function show_album( $atts ) {
-
- extract(shortcode_atts(array(
- 'id' => 0,
- 'template' => 'extend'
- ), $atts ));
-
- $out = nggShowAlbum($id, $template);
-
- return $out;
- }
- /**
- * Function to show a thumbnail or a set of thumbnails with shortcode of type:
- *
- * [gallery id="1,2,4,5,..." template="filename" images="number of images per page" /]
- * where
- * - id of a gallery
- * - images is the number of images per page (optional), 0 will show all images
- * - template is a name for a gallery template, which is located in themefolder/nggallery or plugins/nextgen-gallery/view
- *
- * @param array $atts
- * @return the_content
- */
- function show_gallery( $atts ) {
-
- global $wpdb;
-
- extract(shortcode_atts(array(
- 'id' => 0,
- 'template' => '',
- 'images' => false
- ), $atts ));
-
- // backward compat for user which uses the name instead, still deprecated
- if( !is_numeric($id) )
- $id = $wpdb->get_var( $wpdb->prepare ("SELECT gid FROM $wpdb->nggallery WHERE name = '%s' ", $id) );
-
- $out = nggShowGallery( $id, $template, $images );
-
- return $out;
- }
- function show_imagebrowser( $atts ) {
-
- global $wpdb;
-
- extract(shortcode_atts(array(
- 'id' => 0,
- 'template' => ''
- ), $atts ));
- $out = nggShowImageBrowser($id, $template);
-
- return $out;
- }
-
- function show_slideshow( $atts ) {
-
- global $wpdb;
-
- extract(shortcode_atts(array(
- 'id' => 0,
- 'w' => '',
- 'h' => ''
- ), $atts ));
-
- if( !is_numeric($id) )
- $id = $wpdb->get_var( $wpdb->prepare ("SELECT gid FROM $wpdb->nggallery WHERE name = '%s' ", $id) );
- if( !empty( $id ) )
- $out = nggShowSlideshow($id, $w, $h);
- else
- $out = __('[Gallery not found]','nggallery');
-
- return $out;
- }
-
- function show_tags( $atts ) {
-
- extract(shortcode_atts(array(
- 'gallery' => '',
- 'album' => ''
- ), $atts ));
-
- if ( !empty($album) )
- $out = nggShowAlbumTags($album);
- else
- $out = nggShowGalleryTags($gallery);
-
- return $out;
- }
- /**
- * Function to show a thumbnail or a set of thumbnails with shortcode of type:
- *
- * [thumb id="1,2,4,5,..." template="filename" /]
- * where
- * - id is one or more picture ids
- * - template is a name for a gallery template, which is located in themefolder/nggallery or plugins/nextgen-gallery/view
- *
- * @param array $atts
- * @return the_content
- */
- function show_thumbs( $atts ) {
-
- extract(shortcode_atts(array(
- 'id' => '',
- 'template' => ''
- ), $atts));
-
- // make an array out of the ids
- $pids = explode( ',', $id );
-
- // Some error checks
- if ( count($pids) == 0 )
- return __('[Pictures not found]','nggallery');
-
- $picturelist = nggdb::find_images_in_list( $pids );
-
- // show gallery
- if ( is_array($picturelist) )
- $out = nggCreateGallery($picturelist, false, $template);
-
- return $out;
- }
- /**
- * Function to show a gallery of random or the most recent images with shortcode of type:
- *
- * [random max="7" template="filename" id="2" /]
- * [recent max="7" template="filename" id="3" mode="date" /]
- * where
- * - max is the maximum number of random or recent images to show
- * - template is a name for a gallery template, which is located in themefolder/nggallery or plugins/nextgen-gallery/view
- * - id is the gallery id, if the recent/random pictures shall be taken from a specific gallery only
- * - mode is either "id" (which takes the latest additions to the databse, default)
- * or "date" (which takes the latest pictures by EXIF date)
- * or "sort" (which takes the pictures by user sort order)
- *
- * @param array $atts
- * @return the_content
- */
- function show_random( $atts ) {
-
- extract(shortcode_atts(array(
- 'max' => '',
- 'template' => '',
- 'id' => 0
- ), $atts));
-
- $out = nggShowRandomRecent('random', $max, $template, $id);
-
- return $out;
- }
- function show_recent( $atts ) {
-
- extract(shortcode_atts(array(
- 'max' => '',
- 'template' => '',
- 'id' => 0,
- 'mode' => 'id'
- ), $atts));
-
- $out = nggShowRandomRecent($mode, $max, $template, $id);
-
- return $out;
- }
- /**
- * Shortcode for the Image tag cloud
- * Usage : [tagcloud template="filename" /]
- *
- * @param array $atts
- * @return the content
- */
- function show_tagcloud( $atts ) {
-
- extract(shortcode_atts(array(
- 'template' => ''
- ), $atts));
-
- $out = nggTagCloud( '', $template );
-
- return $out;
- }
- }
- // let's use it
- $nggShortcodes = new NextGEN_Shortcodes;
- ?>