File includes/admin/class-wc-admin-taxonomies.php

  1 <?php
  2 if ( ! defined( 'ABSPATH' ) ) {
  3     exit; // Exit if accessed directly
  4 }
  5 
  6 /**
  7  * Handles taxonomies in admin
  8  *
  9  * @class       WC_Admin_Taxonomies
 10  * @version     2.1.0
 11  * @package     WooCommerce/Admin
 12  * @category    Class
 13  * @author      WooThemes
 14  */
 15 class WC_Admin_Taxonomies {
 16 
 17     /**
 18      * Constructor
 19      */
 20     public function __construct() {
 21 
 22         // Category/term ordering
 23         add_action( "create_term", array( $this, 'create_term' ), 5, 3 );
 24         add_action( "delete_term", array( $this, 'delete_term' ), 5 );
 25 
 26         // Add form
 27         add_action( 'product_cat_add_form_fields', array( $this, 'add_category_fields' ) );
 28         add_action( 'product_cat_edit_form_fields', array( $this, 'edit_category_fields' ), 10, 2 );
 29         add_action( 'created_term', array( $this, 'save_category_fields' ), 10, 3 );
 30         add_action( 'edit_term', array( $this, 'save_category_fields' ), 10, 3 );
 31 
 32         // Add columns
 33         add_filter( 'manage_edit-product_cat_columns', array( $this, 'product_cat_columns' ) );
 34         add_filter( 'manage_product_cat_custom_column', array( $this, 'product_cat_column' ), 10, 3 );
 35 
 36         // Taxonomy page descriptions
 37         add_action( 'product_cat_pre_add_form', array( $this, 'product_cat_description' ) );
 38         add_action( 'product_shipping_class_pre_add_form', array( $this, 'shipping_class_description' ) );
 39     }
 40 
 41     /**
 42      * Order term when created (put in position 0).
 43      *
 44      * @access public
 45      * @param mixed $term_id
 46      * @param mixed $tt_id
 47      * @param mixed $taxonomy
 48      * @return void
 49      */
 50     public function create_term( $term_id, $tt_id = '', $taxonomy = '' ) {
 51         if ( $taxonomy != 'product_cat' && ! taxonomy_is_product_attribute( $taxonomy ) )
 52             return;
 53 
 54         $meta_name = taxonomy_is_product_attribute( $taxonomy ) ? 'order_' . esc_attr( $taxonomy ) : 'order';
 55 
 56         update_woocommerce_term_meta( $term_id, $meta_name, 0 );
 57     }
 58 
 59     /**
 60      * When a term is deleted, delete its meta.
 61      *
 62      * @access public
 63      * @param mixed $term_id
 64      * @return void
 65      */
 66     public function delete_term( $term_id ) {
 67 
 68         $term_id = (int) $term_id;
 69 
 70         if ( ! $term_id )
 71             return;
 72 
 73         global $wpdb;
 74         $wpdb->query( "DELETE FROM {$wpdb->woocommerce_termmeta} WHERE `woocommerce_term_id` = " . $term_id );
 75     }
 76 
 77     /**
 78      * Category thumbnail fields.
 79      *
 80      * @access public
 81      * @return void
 82      */
 83     public function add_category_fields() {
 84         ?>
 85         <div class="form-field">
 86             <label for="display_type"><?php _e( 'Display type', 'woocommerce' ); ?></label>
 87             <select id="display_type" name="display_type" class="postform">
 88                 <option value=""><?php _e( 'Default', 'woocommerce' ); ?></option>
 89                 <option value="products"><?php _e( 'Products', 'woocommerce' ); ?></option>
 90                 <option value="subcategories"><?php _e( 'Subcategories', 'woocommerce' ); ?></option>
 91                 <option value="both"><?php _e( 'Both', 'woocommerce' ); ?></option>
 92             </select>
 93         </div>
 94         <div class="form-field">
 95             <label><?php _e( 'Thumbnail', 'woocommerce' ); ?></label>
 96             <div id="product_cat_thumbnail" style="float:left;margin-right:10px;"><img src="<?php echo wc_placeholder_img_src(); ?>" width="60px" height="60px" /></div>
 97             <div style="line-height:60px;">
 98                 <input type="hidden" id="product_cat_thumbnail_id" name="product_cat_thumbnail_id" />
 99                 <button type="button" class="upload_image_button button"><?php _e( 'Upload/Add image', 'woocommerce' ); ?></button>
100                 <button type="button" class="remove_image_button button"><?php _e( 'Remove image', 'woocommerce' ); ?></button>
101             </div>
102             <script type="text/javascript">
103 
104                  // Only show the "remove image" button when needed
105                  if ( ! jQuery('#product_cat_thumbnail_id').val() )
106                      jQuery('.remove_image_button').hide();
107 
108                 // Uploading files
109                 var file_frame;
110 
111                 jQuery(document).on( 'click', '.upload_image_button', function( event ){
112 
113                     event.preventDefault();
114 
115                     // If the media frame already exists, reopen it.
116                     if ( file_frame ) {
117                         file_frame.open();
118                         return;
119                     }
120 
121                     // Create the media frame.
122                     file_frame = wp.media.frames.downloadable_file = wp.media({
123                         title: '<?php _e( 'Choose an image', 'woocommerce' ); ?>',
124                         button: {
125                             text: '<?php _e( 'Use image', 'woocommerce' ); ?>',
126                         },
127                         multiple: false
128                     });
129 
130                     // When an image is selected, run a callback.
131                     file_frame.on( 'select', function() {
132                         attachment = file_frame.state().get('selection').first().toJSON();
133 
134                         jQuery('#product_cat_thumbnail_id').val( attachment.id );
135                         jQuery('#product_cat_thumbnail img').attr('src', attachment.url );
136                         jQuery('.remove_image_button').show();
137                     });
138 
139                     // Finally, open the modal.
140                     file_frame.open();
141                 });
142 
143                 jQuery(document).on( 'click', '.remove_image_button', function( event ){
144                     jQuery('#product_cat_thumbnail img').attr('src', '<?php echo wc_placeholder_img_src(); ?>');
145                     jQuery('#product_cat_thumbnail_id').val('');
146                     jQuery('.remove_image_button').hide();
147                     return false;
148                 });
149 
150             </script>
151             <div class="clear"></div>
152         </div>
153         <?php
154     }
155 
156     /**
157      * Edit category thumbnail field.
158      *
159      * @access public
160      * @param mixed $term Term (category) being edited
161      * @param mixed $taxonomy Taxonomy of the term being edited
162      */
163     public function edit_category_fields( $term, $taxonomy ) {
164 
165         $display_type   = get_woocommerce_term_meta( $term->term_id, 'display_type', true );
166         $image          = '';
167         $thumbnail_id   = absint( get_woocommerce_term_meta( $term->term_id, 'thumbnail_id', true ) );
168         if ( $thumbnail_id )
169             $image = wp_get_attachment_thumb_url( $thumbnail_id );
170         else
171             $image = wc_placeholder_img_src();
172         ?>
173         <tr class="form-field">
174             <th scope="row" valign="top"><label><?php _e( 'Display type', 'woocommerce' ); ?></label></th>
175             <td>
176                 <select id="display_type" name="display_type" class="postform">
177                     <option value="" <?php selected( '', $display_type ); ?>><?php _e( 'Default', 'woocommerce' ); ?></option>
178                     <option value="products" <?php selected( 'products', $display_type ); ?>><?php _e( 'Products', 'woocommerce' ); ?></option>
179                     <option value="subcategories" <?php selected( 'subcategories', $display_type ); ?>><?php _e( 'Subcategories', 'woocommerce' ); ?></option>
180                     <option value="both" <?php selected( 'both', $display_type ); ?>><?php _e( 'Both', 'woocommerce' ); ?></option>
181                 </select>
182             </td>
183         </tr>
184         <tr class="form-field">
185             <th scope="row" valign="top"><label><?php _e( 'Thumbnail', 'woocommerce' ); ?></label></th>
186             <td>
187                 <div id="product_cat_thumbnail" style="float:left;margin-right:10px;"><img src="<?php echo $image; ?>" width="60px" height="60px" /></div>
188                 <div style="line-height:60px;">
189                     <input type="hidden" id="product_cat_thumbnail_id" name="product_cat_thumbnail_id" value="<?php echo $thumbnail_id; ?>" />
190                     <button type="submit" class="upload_image_button button"><?php _e( 'Upload/Add image', 'woocommerce' ); ?></button>
191                     <button type="submit" class="remove_image_button button"><?php _e( 'Remove image', 'woocommerce' ); ?></button>
192                 </div>
193                 <script type="text/javascript">
194 
195                     // Uploading files
196                     var file_frame;
197 
198                     jQuery(document).on( 'click', '.upload_image_button', function( event ){
199 
200                         event.preventDefault();
201 
202                         // If the media frame already exists, reopen it.
203                         if ( file_frame ) {
204                             file_frame.open();
205                             return;
206                         }
207 
208                         // Create the media frame.
209                         file_frame = wp.media.frames.downloadable_file = wp.media({
210                             title: '<?php _e( 'Choose an image', 'woocommerce' ); ?>',
211                             button: {
212                                 text: '<?php _e( 'Use image', 'woocommerce' ); ?>',
213                             },
214                             multiple: false
215                         });
216 
217                         // When an image is selected, run a callback.
218                         file_frame.on( 'select', function() {
219                             attachment = file_frame.state().get('selection').first().toJSON();
220 
221                             jQuery('#product_cat_thumbnail_id').val( attachment.id );
222                             jQuery('#product_cat_thumbnail img').attr('src', attachment.url );
223                             jQuery('.remove_image_button').show();
224                         });
225 
226                         // Finally, open the modal.
227                         file_frame.open();
228                     });
229 
230                     jQuery(document).on( 'click', '.remove_image_button', function( event ){
231                         jQuery('#product_cat_thumbnail img').attr('src', '<?php echo wc_placeholder_img_src(); ?>');
232                         jQuery('#product_cat_thumbnail_id').val('');
233                         jQuery('.remove_image_button').hide();
234                         return false;
235                     });
236 
237                 </script>
238                 <div class="clear"></div>
239             </td>
240         </tr>
241         <?php
242     }
243 
244     /**
245      * save_category_fields function.
246      *
247      * @access public
248      * @param mixed $term_id Term ID being saved
249      * @param mixed $tt_id
250      * @param mixed $taxonomy Taxonomy of the term being saved
251      * @return void
252      */
253     public function save_category_fields( $term_id, $tt_id, $taxonomy ) {
254         if ( isset( $_POST['display_type'] ) )
255             update_woocommerce_term_meta( $term_id, 'display_type', esc_attr( $_POST['display_type'] ) );
256 
257         if ( isset( $_POST['product_cat_thumbnail_id'] ) )
258             update_woocommerce_term_meta( $term_id, 'thumbnail_id', absint( $_POST['product_cat_thumbnail_id'] ) );
259 
260         delete_transient( 'wc_term_counts' );
261     }
262 
263     /**
264      * Description for product_cat page to aid users.
265      *
266      * @access public
267      * @return void
268      */
269     public function product_cat_description() {
270         echo wpautop( __( 'Product categories for your store can be managed here. To change the order of categories on the front-end you can drag and drop to sort them. To see more categories listed click the "screen options" link at the top of the page.', 'woocommerce' ) );
271     }
272 
273     /**
274      * Description for shipping class page to aid users.
275      *
276      * @access public
277      * @return void
278      */
279     public function shipping_class_description() {
280         echo wpautop( __( 'Shipping classes can be used to group products of similar type. These groups can then be used by certain shipping methods to provide different rates to different products.', 'woocommerce' ) );
281     }
282 
283     /**
284      * Thumbnail column added to category admin.
285      *
286      * @access public
287      * @param mixed $columns
288      * @return array
289      */
290     public function product_cat_columns( $columns ) {
291         $new_columns          = array();
292         $new_columns['cb']    = $columns['cb'];
293         $new_columns['thumb'] = __( 'Image', 'woocommerce' );
294 
295         unset( $columns['cb'] );
296 
297         return array_merge( $new_columns, $columns );
298     }
299 
300     /**
301      * Thumbnail column value added to category admin.
302      *
303      * @access public
304      * @param mixed $columns
305      * @param mixed $column
306      * @param mixed $id
307      * @return array
308      */
309     public function product_cat_column( $columns, $column, $id ) {
310 
311         if ( $column == 'thumb' ) {
312 
313             $image          = '';
314             $thumbnail_id   = get_woocommerce_term_meta( $id, 'thumbnail_id', true );
315 
316             if ($thumbnail_id)
317                 $image = wp_get_attachment_thumb_url( $thumbnail_id );
318             else
319                 $image = wc_placeholder_img_src();
320 
321             // Prevent esc_url from breaking spaces in urls for image embeds
322             // Ref: http://core.trac.wordpress.org/ticket/23605
323             $image = str_replace( ' ', '%20', $image );
324 
325             $columns .= '<img src="' . esc_url( $image ) . '" alt="Thumbnail" class="wp-post-image" height="48" width="48" />';
326 
327         }
328 
329         return $columns;
330     }
331 }
332 
333 new WC_Admin_Taxonomies();
334