<?php /* Plugin Name: PrettyGallery Plugin URI: http://wordpress.org/plugins/prettygallery Description: Integrate Wordpress default gallery shortcode with jquery modal popup. Author: webnoetic Author URI: http://www.webnoetic.com Version: 1.0 */ /** * Modify wordpress default gallery * Step 1: Remove old Shotcode * Step 2: Add new Shortcode * Step 3: Add required scripts for modal popup */ remove_shortcode('gallery'); add_shortcode('gallery', array('prettygallery','prettygallery_colorbox')); add_action( 'wp_enqueue_scripts', array('prettygallery','prettygallery_scripts')); /** * Pretty Gallery Main Class. Define all function related to plugin here. * @author Arjun Jain < arjunjain08 > * @since 1.0 * @version 1.0 * */ class prettygallery{ /** * script for modal popup of images */ public function prettygallery_scripts(){ wp_enqueue_style( 'prettygallery_style', plugins_url('css/colorbox.css',__FILE__)); wp_enqueue_script( 'prettygallery_js', plugins_url('js/jquery.colorbox-min.js',__FILE__), array('jquery'), '1.0.0',false); } /** Updated shortcode function * * [gallery ids="" order="ASC" orderby="" itemtag="dl" icontag="dt" captiontag="dd" "columns"=3 size="thumbnail" include="" exclude=""] * * For more information about shortcode visi : http://codex.wordpress.org/Gallery_Shortcode * */ public function prettygallery_colorbox($attr){ $post = get_post(); static $instance = 0; $instance++; if ( ! empty( $attr['ids'] ) ) { // 'ids' is explicitly ordered, unless you specify otherwise. if ( empty( $attr['orderby'] ) ) $attr['orderby'] = 'post__in'; $attr['include'] = $attr['ids']; } // Allow plugins/themes to override the default gallery template. $output = apply_filters('post_gallery', '', $attr); if ( $output != '' ) return $output; // We're trusting author input, so let's at least make sure it looks like a valid orderby statement if ( isset( $attr['orderby'] ) ) { $attr['orderby'] = sanitize_sql_orderby( $attr['orderby'] ); if ( !$attr['orderby'] ) unset( $attr['orderby'] ); } extract(shortcode_atts(array( 'order' => 'ASC', 'orderby' => 'menu_order ID', 'id' => $post ? $post->ID : 0, 'itemtag' => 'dl', 'icontag' => 'dt', 'captiontag' => 'dd', 'columns' => 3, 'size' => 'thumbnail', 'include' => '', 'exclude' => '' ), $attr, 'gallery')); $id = intval($id); if ( 'RAND' == $order ) $orderby = 'none'; add_filter('wp_get_attachment_link',array('prettygallery','update_prettygallery_rel'),10,6); if ( !empty($include) ) { $_attachments = get_posts( array('include' => $include, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) ); $attachments = array(); foreach ( $_attachments as $key => $val ) { $attachments[$val->ID] = $_attachments[$key]; } } elseif ( !empty($exclude) ) { $attachments = get_children( array('post_parent' => $id, 'exclude' => $exclude, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) ); } else { $attachments = get_children( array('post_parent' => $id, 'post_status' => 'inherit', 'post_type' => 'attachment', 'post_mime_type' => 'image', 'order' => $order, 'orderby' => $orderby) ); } if ( empty($attachments) ) return ''; if ( is_feed() ) { $output = "\n"; foreach ( $attachments as $att_id => $attachment ) $output .= wp_get_attachment_link($att_id, $size, true) . "\n"; return $output; } $itemtag = tag_escape($itemtag); $captiontag = tag_escape($captiontag); $icontag = tag_escape($icontag); $valid_tags = wp_kses_allowed_html( 'post' ); if ( ! isset( $valid_tags[ $itemtag ] ) ) $itemtag = 'dl'; if ( ! isset( $valid_tags[ $captiontag ] ) ) $captiontag = 'dd'; if ( ! isset( $valid_tags[ $icontag ] ) ) $icontag = 'dt'; $columns = intval($columns); $itemwidth = $columns > 0 ? floor(100/$columns) : 100; $float = is_rtl() ? 'right' : 'left'; $selector = "gallery-{$instance}"; $gallery_style = $gallery_div = ''; if ( apply_filters( 'use_default_gallery_style', true ) ) $gallery_style = "<style type='text/css'> #{$selector} { margin: auto; } #{$selector} .gallery-item { float: {$float}; margin-top: 10px; text-align: center; width: {$itemwidth}%; } #{$selector} img { border: 2px solid #cfcfcf; } #{$selector} .gallery-caption { margin-left: 0; } /* see gallery_shortcode() in wp-includes/media.php */ </style>"; $size_class = sanitize_html_class( $size ); $gallery_div = "<div id='$selector' class='gallery galleryid-{$id} gallery-columns-{$columns} gallery-size-{$size_class}'>"; $output = apply_filters( 'gallery_style', $gallery_style . "\n\t\t" . $gallery_div ); $i = 0; foreach ( $attachments as $id => $attachment ) { if ( ! empty( $attr['link'] ) && 'file' === $attr['link'] ) $image_output = wp_get_attachment_link( $id, $size, false, false ); elseif ( ! empty( $attr['link'] ) && 'none' === $attr['link'] ) $image_output = wp_get_attachment_image( $id, $size, false ); else $image_output = wp_get_attachment_link( $id, $size, true, false ); $image_meta = wp_get_attachment_metadata( $id ); $orientation = ''; if ( isset( $image_meta['height'], $image_meta['width'] ) ) $orientation = ( $image_meta['height'] > $image_meta['width'] ) ? 'portrait' : 'landscape'; $output .= "<{$itemtag} class='gallery-item'>"; $output .= "<{$icontag} class='gallery-icon {$orientation}'>$image_output</{$icontag}>"; if ( $captiontag && trim($attachment->post_excerpt) ) { $output .= "<{$captiontag} class='wp-caption-text gallery-caption'>" . wptexturize($attachment->post_excerpt) . "</{$captiontag}>"; } $output .= "</{$itemtag}>"; if ( $columns > 0 && ++$i % $columns == 0 ) $output .= '<br style="clear: both" />'; } $output .= "<br style='clear: both;' /> </div>\n"; $output .='<script type="text/javascript"> jQuery("[rel=wp-prettygallery]").colorbox(); </script>'; return $output; } /** * Filter 'wp_get_attachment_link' * Relace default page URL with Large image url * */ function update_prettygallery_rel($link,$id,$size,$permalink, $icon, $text){ $id = intval( $id ); $_post = get_post( $id ); if ( empty( $_post ) || ( 'attachment' != $_post->post_type ) || ! $url = wp_get_attachment_url( $_post->ID ) ) return __( 'Missing Attachment' ); if ( $permalink ) $url = get_attachment_link( $_post->ID ); $post_title = esc_attr( $_post->post_title ); if ( $text ) $link_text = $text; elseif ( $size && 'none' != $size ) $link_text = wp_get_attachment_image( $id, $size, $icon ); else $link_text = ''; if ( trim( $link_text ) == '' ) $link_text = $_post->post_title; // Always display large image $imagesrc= wp_get_attachment_image_src($id,'large',false); $link="<a href='".$imagesrc[0]."' rel='wp-prettygallery' title='$post_title'>$link_text</a>"; return $link; } } ?>
