diff -r 2f6f6f7551ca -r 32102edaa81b web/wp-content/plugins/related-posts-by-category/related_posts.php
--- a/web/wp-content/plugins/related-posts-by-category/related_posts.php	Thu Sep 16 15:45:36 2010 +0000
+++ b/web/wp-content/plugins/related-posts-by-category/related_posts.php	Mon Nov 19 18:26:13 2012 +0100
@@ -1,67 +1,149 @@
-<?php
-/*
-Plugin Name: Related Posts by Category
-Plugin URI: http://playground.ebiene.de/400/related-posts-by-category-the-wordpress-plugin-for-similar-posts/
-Description: The WordPress Plugin for similar posts grouped by category. It's small. It's fast. Really.
-Author: Sergej M&uuml;ller
-Version: 0.4
-Author URI: http://www.wpseo.org
-*/
-
-
-function related_posts_by_category($params, $post_id = 0) {
-$entries = array();
-$output = '';
-$limit = 0;
-$type = '';
-$order = '';
-$orderby = '';
-$post_id = intval($post_id);
-if (!$post_id) {
-$post_id = $GLOBALS['post']->ID;
-}
-if (isset($params['limit'])) {
-$limit = intval($params['limit']);
-}
-if (isset($params['type']) && !empty($params['type'])) {
-$type = ($params['type'] == 'page' ? 'page' : 'post');
-}
-if (isset($params['order']) && !empty($params['order'])) {
-$order = (strtoupper($params['order']) == 'DESC' ? 'DESC' : 'ASC');
-}
-if (isset($params['orderby']) && !empty($params['orderby']) && preg_match('/^[a-zA-Z_]+$/', $params['orderby'])) {
-$orderby = $params['orderby'];
-}
-$entries = $GLOBALS['wpdb']->get_results(
-sprintf(
-"SELECT DISTINCT object_id, post_title FROM {$GLOBALS['wpdb']->term_relationships} r, {$GLOBALS['wpdb']->term_taxonomy} t, {$GLOBALS['wpdb']->posts} p WHERE t.term_id IN (SELECT t.term_id FROM {$GLOBALS['wpdb']->term_relationships} r, {$GLOBALS['wpdb']->term_taxonomy} t WHERE r.term_taxonomy_id = t.term_taxonomy_id AND t.taxonomy = 'category' AND r.object_id = $post_id) AND r.term_taxonomy_id = t.term_taxonomy_id AND p.post_status = 'publish' AND p.ID = r.object_id AND object_id <> $post_id %s %s %s",
-($type ? ("AND p.post_type = '" .$type. "'") : ''),
-($orderby ? ('ORDER BY ' .(strtoupper($params['orderby']) == 'RAND' ? 'RAND()' : $orderby. ' ' .$order)) : ''),
-($limit ? ('LIMIT ' .$limit) : '')
-),
-OBJECT
-);
-if ($entries) {
-foreach ($entries as $entry) {
-$output .= sprintf(
-'%s<a href="%s" %s title="%s">%s%s%s</a>%s',
-isset($params['before']) ? $params['before'] : '',
-get_permalink($entry->object_id),
-(isset($params['rel']) ? ('rel="' .$params['rel']. '"') : ''),
-str_replace('"', '&quot;', $entry->post_title),
-isset($params['inside']) ? $params['inside'] : '',
-$entry->post_title,
-isset($params['outside']) ? $params['outside'] : '',
-isset($params['after']) ? $params['after'] : ''
-);
-}
-} else {
-$output = $params['message'];
-}
-if (isset($params['echo']) === true && $params['echo']) {
-echo $output;
-} else {
-return $output;
-}
-}
-?>
\ No newline at end of file
+<?php
+/*
+Plugin Name: Related Posts by Category
+Text Domain: related_posts
+Domain Path: /lang
+Description: WordPress plugin for related posts ordered by current category. It's small. It's fast. Really!
+Author: Sergej M&uuml;ller
+Author URI: http://www.wpSEO.org
+Plugin URI: http://playground.ebiene.de/400/related-posts-by-category-the-wordpress-plugin-for-similar-posts/
+Version: 0.9.1
+*/
+
+
+if (!function_exists('is_admin')) {
+header('Status: 403 Forbidden');
+header('HTTP/1.1 403 Forbidden');
+exit();
+}
+class RPBC {
+function RPBC($params, $id = 0) {
+if (!is_array($params) || empty($params)) {
+return;
+}
+$entries = array();
+$output = '';
+$limit = 0;
+$type = '';
+$order = '';
+$orderby = '';
+$exclude = '';
+if (!intval($id)) {
+$id = $GLOBALS['post']->ID;
+}
+if (isset($params['limit'])) {
+$limit = intval($params['limit']);
+}
+if (!empty($params['type'])) {
+$type = ($params['type'] == 'page' ? 'page' : 'post');
+}
+if (!empty($params['order'])) {
+$order = (strtoupper($params['order']) == 'DESC' ? 'DESC' : 'ASC');
+}
+if (!empty($params['orderby']) && preg_match('/^[a-zA-Z_]+$/', $params['orderby'])) {
+$orderby = $params['orderby'];
+}
+if (!empty($params['exclude'])) {
+$exclude = preg_split('/, /', (string)$params['exclude'], -1, PREG_SPLIT_NO_EMPTY);
+}
+$posts = $GLOBALS['wpdb']->get_results(
+sprintf(
+"SELECT DISTINCT object_id as ID, post_title FROM {$GLOBALS['wpdb']->term_relationships} r, {$GLOBALS['wpdb']->term_taxonomy} t, {$GLOBALS['wpdb']->posts} p WHERE t.term_id IN (SELECT t.term_id FROM {$GLOBALS['wpdb']->term_relationships} r, {$GLOBALS['wpdb']->term_taxonomy} t WHERE r.term_taxonomy_id = t.term_taxonomy_id AND t.taxonomy = 'category' AND r.object_id = $id %s) AND r.term_taxonomy_id = t.term_taxonomy_id AND p.post_status = 'publish' AND p.ID = r.object_id AND object_id <> $id %s %s %s",
+($exclude ? ('AND t.term_taxonomy_id NOT IN(' .implode(',', (array)$exclude). ')') : ''),
+($type ? ("AND p.post_type = '" .$type. "'") : ''),
+($orderby ? ('ORDER BY ' .(strtoupper($params['orderby']) == 'RAND' ? 'RAND()' : $orderby. ' ' .$order)) : ''),
+($limit ? ('LIMIT ' .$limit) : '')
+),
+OBJECT
+);
+if ($posts) {
+foreach ($posts as $post) {
+$title = esc_attr($post->post_title);
+$rel = (!empty($params['rel']) ? (' rel="' .esc_attr($params['rel']). '"') : '');
+$hidden = (isset($params['hidden']) && $params['hidden'] == 'title' ? '' : $title);
+$inside = (isset($params['inside']) ? $params['inside'] : '');
+$outside = (isset($params['outside']) ? $params['outside'] : '');
+$before = (isset($params['before']) ? $params['before'] : '');
+$after = (isset($params['after']) ? $params['after'] : '');
+$image = '';
+if (!empty($params['image']) && !(isset($params['hidden']) && $params['hidden'] == 'image')) {
+$thumb = $this->get_image($post->ID, $params['image']);
+if (empty($thumb)) {
+if (!empty($params['default'])) {
+$image = sprintf(
+'<img src="%s" class="rpbc_default" alt="%2$s" title="%2$s" />',
+esc_url($params['default']),
+$title
+);
+}
+} else {
+$image = preg_replace(
+'#alt=([\'"]).*?([\'"]) title=([\'"]).*?([\'"])#si',
+'alt=${1}' .$title. '${2} title=${3}' .$title. '${4}',
+$thumb
+);
+}
+}
+$output .= sprintf(
+'%s<a href="%s" title="%s"%s>%s%s%s%s</a>%s',
+$before,
+esc_url(get_permalink($post->ID)),
+$title,
+$rel,
+$image,
+$inside,
+$hidden,
+$outside,
+$after
+);
+}
+} else {
+$output = $params['message'];
+}
+if (!empty($params['echo'])) {
+echo $output;
+} else {
+$this->output = $output;
+}
+}
+function get_image($id, $type = 'thumbnail') {
+if (!intval($id)) {
+return;
+}
+if (function_exists('get_the_post_thumbnail') && $image = get_the_post_thumbnail($id, $type)) {
+return $image;
+}
+if (function_exists('wp_get_attachment_image')) {
+$children = get_children(
+array(
+'post_parent'=> $id,
+'post_type'=> 'attachment',
+'numberposts'=> 1,
+'post_status'=> 'inherit',
+'post_mime_type' => 'image',
+'order'=> 'ASC',
+'orderby'=> 'menu_order ASC'
+)
+);
+if (!empty($children)) {
+foreach ($children as $key => $value) {
+return wp_get_attachment_image($key, $type);
+}
+}
+}
+}
+}
+if (!function_exists('related_posts_by_category')) {
+function related_posts_by_category($params, $id = 0) {
+$GLOBALS['RPBC'] = new RPBC($params, $id);
+}
+}
+if (function_exists('current_theme_supports') && !current_theme_supports('post-thumbnails')) {
+add_theme_support('post-thumbnails');
+}
+add_action(
+'related_posts_by_category',
+'related_posts_by_category',
+10,
+2
+);
\ No newline at end of file