wp media library categories plgin my mods

<?php
/*
Plugin Name: Media Categories
Plugin URI:
Description:
Author: Hart Associates (Rick Mead)
Version: 1.0
Author URI: http://www.hartinc.com
*/



/**
*  wp-content and plugin urls/paths
*/
// Pre-2.6 compatibility
if ( ! defined( 'WP_CONTENT_URL' ) )
      define( 'WP_CONTENT_URL', get_option( 'siteurl' ) . '/wp-content' );
if ( ! defined( 'WP_CONTENT_DIR' ) )
      define( 'WP_CONTENT_DIR', ABSPATH . 'wp-content' );
if ( ! defined( 'WP_PLUGIN_URL' ) )
      define( 'WP_PLUGIN_URL', WP_CONTENT_URL. '/plugins' );
if ( ! defined( 'WP_PLUGIN_DIR' ) )
      define( 'WP_PLUGIN_DIR', WP_CONTENT_DIR . '/plugins' );

include_once("variables.php");

if (!class_exists('mc')) {
    class mc {
        /**
        * @var string The options string name for this plugin
        */
        var $optionsName = 'mc_options';

        /**
        * @var string $localizationDomain Domain used for localization
        */
        var $localizationDomain = "mc";

        /**
        * @var string $pluginurl The path to this plugin
        */
        var $thispluginurl = '';
        /**
        * @var string $pluginurlpath The path to this plugin
        */
        var $thispluginpath = '';

        /**
        * @var array $options Stores the options for this plugin
        */
        var $options = array();


        var $isAdmin = true;

        //Class Functions
        /**
        * PHP 4 Compatible Constructor
        */
        function mc(){$this->__construct();}

        /**
        * PHP 5 Constructor
        */
        function __construct(){
            $admin_init = 0;
            $attachment_fields_to_edit = 22;
            $attachment_fields_to_save = 0;

            //"Constants" setup
            $this->thispluginurl = WP_PLUGIN_URL . '/' . dirname(plugin_basename(__FILE__)).'/';
            $this->thispluginpath = WP_PLUGIN_DIR . '/' . dirname(plugin_basename(__FILE__)).'/';

            //Initialize the options
            $this->getOptions();

            //Register Media category type and default
            add_action('init', array(&$this,"create_my_taxonomies"), 0);

            //Restrict options page to adminsitrators
            add_action( 'admin_init',  array(&$this,"restrict_admin"), $admin_init++);

            //Add admin js scripts
            add_action('admin_init', array(&$this, 'add_admin_scripts'), $admin_init++);

            //Menu for Media Categories Admin section
            add_action('admin_menu',  array(&$this,"mediaCategory_add_admin"), 0);

            //Menu for Media Categories Options Admin section
            if($this->isAdmin)
            {add_action("admin_menu", array(&$this,"admin_menu_link"), 1);}

            //Add Filters for editing and saving media records
            add_filter('attachment_fields_to_edit', array(&$this, 'add_media_category_field'), $attachment_fields_to_edit++, 2);
            add_filter('attachment_fields_to_save', array(&$this, 'save_media_category_field'), $attachment_fields_to_save++, 2);

            //Add custom column to media library admin page
            add_filter('manage_media_columns',  array(&$this, 'add_media_column'));
            add_action('manage_media_custom_column',  array(&$this, 'manage_media_column'), 10, 2);

            //Add custom filter dropdown to media library admin page
            add_action('restrict_manage_posts',array(&$this, 'restrict_media_by_category'));
            add_filter('parse_query',array(&$this, 'convert_attachment_id_to_taxonomy_term_in_query'));

            //add_action($rl_dir."/add.php", "js_libs");
add_filter('admin_head',array(&$this, 'show_tinyMCE'));

        }
function show_tinyMCE() {
    wp_enqueue_script( 'common' );
    wp_enqueue_script( 'jquery-color' );
    wp_print_scripts('editor');
    if (function_exists('add_thickbox')) add_thickbox();
    wp_print_scripts('media-upload');
    if (function_exists('wp_tiny_mce')) wp_tiny_mce();
    wp_admin_css();
    wp_enqueue_script('utils');
    do_action("admin_print_styles-post-php");
    do_action('admin_print_styles');
    remove_all_filters('mce_external_plugins');
}
/* function js_libs() {
     wp_enqueue_script('tiny_mce');
} */


        ///
        // Functions Called From Init
        ///
        function getOptions() {
            if (!$theOptions = get_option($this->optionsName)) {
                $theOptions = array('default'=>'options');
                update_option($this->optionsName, $theOptions);
            }
            $this->options = $theOptions;
        }
        function create_my_taxonomies() {
            register_taxonomy(
                'media_category',
                'media',
                array(
                    'hierarchical' => true,
                    'label' => 'Media Categories',
                    'show_ui' => true,
                    'query_var' => true,
                    'rewrite' => true
                )
            );

            $isterm = term_exists( 'Default', 'media_category' ); // array is returned if taxonomy is given
            $parent_term_id = '0'; // get numeric term id
            if(!$isterm)
            {
                wp_insert_term(
                  'Default', // the term
                  'media_category', // the taxonomy
                  array(
                    'description'=> 'The default media category.',
                    'slug' => 'default',
                    'parent'=> $parent_term_id
                  )
                );
            }

            $term = term_exists( 'Default', 'media_category' ); // array is returned if taxonomy is given
            if($term)
            {
                if($this->options['mc_default_media_category'] ==null ||$this->options['mc_default_media_category'] =='')
                {
                    $this->options['mc_default_media_category'] = $term["term_id"];
                    $this->saveAdminOptions();
                }
            }

        }
        function restrict_admin(){
            global $current_user;
            get_currentuserinfo();

            //if not admin, die with message
            if ( $current_user->user_level <  8 ) {
                $this->isAdmin = false;
            }
        }
        public function add_admin_scripts() {
            // Insert jQuery 1.4.2
/* mod 260211 - fix breaking admin,menu's page -
            wp_enqueue_script(
                'jquery142', 'http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js', false);
*/
            wp_enqueue_script(
                'WPMediaCategory-jquery-init',
                $this->thispluginurl. 'js/jquery.admin.js',
/* mod jrc 260211 -                 array('jquery142'), */
                array('jquery'),
                '0',
                true);
            wp_enqueue_script(
                'WPMediaCategory-jquery-sort',
                $this->thispluginurl. 'js/jquery.tablednd_0_5.js',
/* mod jrc 260211 -                 array('jquery142'), */
                array('jquery'),
                '0',
                true);
        }
        function mediaCategory_add_admin() {
            global $rl_dir, $rl_base, $text_domain;
            add_submenu_page("upload.php", "Media Categories", "Media Categories", 10, $rl_dir."/view.php");

            add_submenu_page($rl_dir."/view.php", "Sort", "Sort", 10, $rl_dir."/sort.php");
            add_submenu_page($rl_dir."/view.php", "Add Media Category", "Add Media Category", 10, $rl_dir."/add.php");


        }
        function admin_menu_link() {
            add_options_page('Media Category Options', 'Media Categories Options', 10, basename(__FILE__), array(&$this,'admin_options_page'));
            add_filter( 'plugin_action_links_' . plugin_basename(__FILE__), array(&$this, 'filter_plugin_actions'), 10, 2 );
        }
        public function add_media_category_field($fields, $object) {
            if (!isset($fields['media_library_categories'])) {

                $categories_json = json_encode($this->get_category_hierarchical_list());

                $html = '';
                $html .= '<script type="text/javascript">var categories = jQuery.parseJSON(\''. $categories_json .'\');</script>' . PHP_EOL;

                $currentCats = '';
                $categories = (array)wp_get_object_terms($object->ID, 'media_category');
                if (!empty($categories)) {

                    $currentCats = '';
                    $currentLabels = '';
                    foreach ($categories AS $category) {
                        $currentCats .= (($currentCats != "")?",":"").$category->term_id;
                        $currentLabels .= (($currentLabels != "")?", ":"").$category->name;
                    }


                }
                $html .= '<div><input type="hidden" name="attachments['.$object->ID.'][media-categories][]" id="media-category" value="'. $currentCats .'" /></div>' . PHP_EOL;
                $label = 'Media Categories';
                $fields['media_library_categories'] = array(
                    'label' => $label,
                    'input' => 'html',
                    'html' =>  $html,
                    'value' => (!empty($categories)) ? $category->term_id : '',
                    'helps' => (!empty($categories) AND !empty($category)) ? '<strong>' . __('Current', __CLASS__) . '</strong>: ' . $currentLabels : ''
                );

            }
            return $fields;
        }
        public function save_media_category_field($post, $attachment) {

            $currentCats = '';

            //get data from hidden field
            foreach ($attachment['media-categories'] AS $category) {
                $currentCats = (string)$category;
            }

            $terms = array();

            //split the value into an array and the add the term name to the array. term id does not work.
            $categories = explode(",", $currentCats);
            foreach ($categories as $termID)
            {
                $term = get_term( $termID, 'media_category' );
                array_push($terms, $term->name);
            }

            //push the new values for this attachment
            wp_set_object_terms($post['ID'], $terms, 'media_category', false);

            return $post;
        }
        function add_media_column($posts_columns) {
            // Delete an existing column
            //unset($posts_columns['comments']);

               // Add a new column
            $posts_columns['att_cats'] = _x('Categories', 'column name');

            return $posts_columns;
        }
        function manage_media_column($column_name, $id) {

            switch($column_name) {
            case 'att_cats':
                $tagparent = "upload.php?";

                $categories = (array)wp_get_object_terms($id, 'media_category');

                if (!empty($categories)) {

                    $currentLabels = '';
                    foreach ($categories AS $category) {
                        $currentLabels .= (($currentLabels != "")?", ":"").$category->name;
                    }

                    echo $currentLabels;
                }else {
                    _e('No Categories');
                }
                break;
            default:
                break;
            }

        }
        function restrict_media_by_category() {
            global $pagenow;
            global $typenow;
            global $wp_query;
            if ($pagenow=='upload.php') {
                $taxonomy = 'media_category';
                $media_taxonomy = get_taxonomy($taxonomy);
                wp_dropdown_categories(array(
                    'show_option_all' =>  __("Show All {$media_taxonomy->label}"),
                    'taxonomy'        =>  $taxonomy,
                    'name'            =>  'media_category',
                    'orderby'         =>  'name',
                    'selected'        =>  $wp_query->query['term'],
                    'hierarchical'    =>  true,
                    'depth'           =>  3,
                    'show_count'      =>  true, // Show # listings in parens
                    'hide_empty'      =>  true, // Don't show businesses w/o listings
                ));
            }
        }
        function convert_attachment_id_to_taxonomy_term_in_query($query) {
            global $pagenow;
            $qv = &$query->query_vars;
            if ($pagenow=='upload.php' &&
                    isset($qv['taxonomy']) && $qv['taxonomy']=='media_category' &&
                    isset($qv['term']) && is_numeric($qv['term'])) {
                $term = get_term_by('id',$qv['term'],'media_category');
                $qv['term'] = $term->slug;
            }
        }
        ///
        // END Functions Called From Init
        ///













        private function get_category_hierarchical_list($parentID = 0) {
            $return = array();

            $args = array(
                'hide_empty' => false,
                'parent' => (int)$parentID,
                'hierarchical' => false,
                'taxonomy' => 'media_category'
            );
            $categorias = get_categories($args);

            if (empty($categorias)) return $return;

            foreach ($categorias AS $categoria) {
                $array = array();
                $array['id'] = $categoria->term_id;
                $array['name'] = $categoria->name;
                $array['slug'] = $categoria->category_nicename;
                $array['children'] = $this->get_category_hierarchical_list($categoria->term_id);
                $return[] = $array;
            }

            return $return;
        }
        function saveAdminOptions(){
            return update_option($this->optionsName, $this->options);
        }
        function filter_plugin_actions($links, $file) {
           //If your plugin is under a different top-level menu than Settiongs (IE - you changed the function above to something other than add_options_page)
           //Then you're going to want to change options-general.php below to the name of your top-level page
           $settings_link = '<a href="options-general.php?page=' . basename(__FILE__) . '">' . __('Settings') . '</a>';
           array_unshift( $links, $settings_link ); // before other links

           return $links;
        }
        function admin_options_page() {
            global $rl_dir, $rl_base, $text_domain;


            if($_POST['mc_save']){
                if (! wp_verify_nonce($_POST['_wpnonce'], 'mc-update-options') ) die('Whoops! There was a problem with the data you posted. Please go back and try again.');
                $this->options['mc_default_media_category'] = $_POST['mc_default_media_category'];

                $this->saveAdminOptions();

                echo '<div class="updated"><p>Success! Your changes were sucessfully saved!</p></div>';
            }


?>
                <div class="wrap">
                <h2>Media Category Options <a class='button add-new-h2' href='admin.php?page=<?php echo $rl_dir ?>/view.php'>Manage Media Categories</a></h2>
                <form method="post" id="mc_options">
                <?php wp_nonce_field('mc-update-options'); ?>
                    <table width="100%" cellspacing="2" cellpadding="5" class="form-table">
                        <tr valign="top">
                            <th width="33%" scope="row"><?php _e('Default Category ID:', $this->localizationDomain); ?></th>
                            <td><input name="mc_default_media_category" type="text" id="mc_default_media_category" size="45" value="<?php echo $this->options['mc_default_media_category'] ;?>"/>
                        </td>
                        </tr>

                        <tr>
                            <th colspan=2><input type="submit" name="mc_save" value="Save" /></th>
                        </tr>
                    </table>
                </form>
                <?php
        }



  } //End Class
} //End if class exists statement

//instantiate the class
if (class_exists('mc')) {

    $mc_var = new mc();

}

/* ============================
* Plugin Shortcodes
* ============================
*/
include_once("includes/shortcodes.php");




?>