166 lines
6.0 KiB
PHP
Executable File
166 lines
6.0 KiB
PHP
Executable File
<?php
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/*
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Plugin Name: Custom Posts Relationships (CPR)
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Plugin URI: http://webtoolkit4.me/2010/06/10/wordpress-plugin-custom-post-relationships-cpr-v1-0/
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Description: An easy way to create post relationships in Wordpress
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Version: 1.01
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Author: Gerasimos Tsiamalos
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Author URI: http://webtoolkit4.me/
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Copyright 2010 Gerasimos Tsiamalos (email : tsiger@gmail.com)
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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define('CPR_VERSION','1.01');
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function cpr_scripts_styles() {
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wp_enqueue_script('jquery-ui-core');
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wp_enqueue_script('jquery-ui-sortable');
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wp_enqueue_style('cpr-css', plugin_dir_url( __FILE__ ) . 'cpr.css', true, CPR_VERSION , 'all' );
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wp_enqueue_script('category-ajax-request', plugin_dir_url( __FILE__ ) . 'cpr.js', array( 'jquery' ) );
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wp_localize_script('category-ajax-request', 'AjaxHandler', array( 'ajaxurl' => admin_url( 'admin-ajax.php' ) ) );
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}
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function cpr_box() {
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add_meta_box( 'post-meta-boxes', 'Custom Post Relationships (CPR)', 'cpr_category_selector', 'post', 'normal','high' );
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}
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function cpr_category_selector() {
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global $post_ID;
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echo "<div id='cat-selector'>";
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echo "<select id='howmany' name='howmany'><option value='10'>10</option><option value='50'>50</option><option value='100'>100</option><option value='-1'>All</option></select> posts from ";
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wp_dropdown_categories('hide_empty=0&hierarchical=1&name=cpr_filters&show_count=1&show_option_all=All categories');
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echo " ordered by <select id='orderby' name='orderby'><option value='title'>Title</option><option value='date'>Date</option></select> in ";
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echo " <select id='orderin' name='orderin'><option value='ASC'>Ascending</option><option value='DESC'>Descending</option></select> order ";
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echo " <input type='button' class='cpr_button button' value='Search posts' />";
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echo " Filter results: <input type='text' id='filtered' name='filtered' /><input type='hidden' id='h_pid' name='h_pid' value='". $post_ID ."'/>";
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echo "</div>";
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echo '<div class="postbox">
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<h3>Available Posts</h3>
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<div id="available-posts">Please select a category</div>
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<h3>Related Posts (Drag to reorder)</h3>
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<div id="related-posts">';
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$relations = get_post_meta($post_ID, 'cpr_related', true);
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if (!empty($relations)) :
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foreach($relations as $relation) :
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$post = get_post($relation);
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echo "<div title='" . $post->post_title . "' class='thepost' id='post-".$post->ID ."'>
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<a href='#' class='removeme'>Remove</a>
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<p><strong>" . $post->post_title . "</strong></p>
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<input type='hidden' name='reladded[]' value='" . $post->ID . "' />
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</div>";
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endforeach;
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endif;
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echo '<input type="hidden" name="myplugin_noncename" id="myplugin_noncename" value="' . wp_create_nonce( plugin_basename(__FILE__) ) . '" />';
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echo "</div></div>";
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}
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// Where's Dukey? Wa zaaaaaaaaaaaa (the call)
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function cpr_cats() {
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$catID = $_POST['catID'];
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$postID = $_POST['postID'];
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$howMany = $_POST['howMany'];
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$orderBy = $_POST['orderBy'];
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$orderIn = $_POST['orderIn'];
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if ($catID >= 0) {
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// if all categories selected
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if ($catID == 0) {
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$args = array(
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'post_type' => 'post',
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'numberposts' => $howMany,
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'post_status' => 'publish',
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'orderby' => $orderBy,
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'order' => $orderIn,
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'post__not_in' => array($postID)
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);
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$catPosts = get_posts($args);
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}
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else {
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$args = array(
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'post_type' => 'post',
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'numberposts' => $howMany,
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'post_status' => 'publish',
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'orderby' => $orderBy,
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'order' => $orderIn,
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'category__in' => array($catID),
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'post__not_in' => array($postID)
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);
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$catPosts = get_posts($args);
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}
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if (!empty($catPosts)) {
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foreach ( $catPosts as $catPost ) {
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setup_postdata($post);
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echo "<div title='" . $catPost->post_title . "' class='thepost' id='post-".$catPost->ID ."'>
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<a href='#' class='addme'>Add</a>
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<p><strong>" . $catPost->post_title . "</strong></p>
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<input type='hidden' name='related[]' value='" . $catPost->ID . "' />
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</div>";
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}// foreach
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}// if !empty
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else { echo "<div class='thepost'>This category is empty</div>"; }
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}//if
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else { echo "<div class='thepost'>Please select a category</div>"; }
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exit;
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}// function cpr_cats
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function cpr_save() {
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global $post_ID;
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if (defined('DOING_AUTOSAVE') && DOING_AUTOSAVE ) return $post_id;
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if (!wp_verify_nonce( $_POST['myplugin_noncename'], plugin_basename(__FILE__))) return $post_id;
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if (!current_user_can( 'edit_post', $post_id ) ) return $post_id;
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$id = $_POST['post_ID'];
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$related = $_POST['reladded'];
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update_post_meta($id, 'cpr_related', $related);
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}
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function cpr_populate($id) {
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global $wpdb;
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$related_meta = get_post_meta($id, 'cpr_related', true);
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$related_posts = array();
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if (!empty($related_meta)) {
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foreach ($related_meta as $related) {
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$post = get_post($related);
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$related_posts[] = $post;
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}
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return $related_posts;
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}
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}
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// oi! wait! where are you going? are you sure? 100%? a second thought? come on let's talk about it. oh well.
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function cpr_uninstall() {
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global $wpdb;
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$wpdb->query($wpdb->prepare("DELETE FROM $wpdb->postmeta WHERE meta_key = 'cpr_related'"));
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}
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add_action('admin_menu', 'cpr_box');
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add_action('wp_ajax_cpr-cats', 'cpr_cats');
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add_action('admin_menu', 'cpr_scripts_styles');
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add_action('save_post', 'cpr_save');
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add_action('wt4_show','cpr_populate');
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register_uninstall_hook(__FILE__, 'cpr_uninstall');
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?>
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