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/wp-admin/includes/class-wp-terms-list-table.php

https://bitbucket.org/julianelve/vendor-wordpress
PHP | 378 lines | 274 code | 85 blank | 19 comment | 57 complexity | 91dcc2208a8045590a1fb7821c8aa4e3 MD5 | raw file
  1<?php
  2/**
  3 * Terms List Table class.
  4 *
  5 * @package WordPress
  6 * @subpackage List_Table
  7 * @since 3.1.0
  8 * @access private
  9 */
 10class WP_Terms_List_Table extends WP_List_Table {
 11
 12	var $callback_args;
 13
 14	function __construct( $args = array() ) {
 15		global $post_type, $taxonomy, $action, $tax;
 16
 17		parent::__construct( array(
 18			'plural' => 'tags',
 19			'singular' => 'tag',
 20			'screen' => isset( $args['screen'] ) ? $args['screen'] : null,
 21		) );
 22
 23		$action    = $this->screen->action;
 24		$post_type = $this->screen->post_type;
 25		$taxonomy  = $this->screen->taxonomy;
 26
 27		if ( empty( $taxonomy ) )
 28			$taxonomy = 'post_tag';
 29
 30		if ( ! taxonomy_exists( $taxonomy ) )
 31			wp_die( __( 'Invalid taxonomy' ) );
 32
 33		$tax = get_taxonomy( $taxonomy );
 34
 35		// @todo Still needed? Maybe just the show_ui part.
 36		if ( empty( $post_type ) || !in_array( $post_type, get_post_types( array( 'show_ui' => true ) ) ) )
 37			$post_type = 'post';
 38
 39	}
 40
 41	function ajax_user_can() {
 42		return current_user_can( get_taxonomy( $this->screen->taxonomy )->cap->manage_terms );
 43	}
 44
 45	function prepare_items() {
 46		$tags_per_page = $this->get_items_per_page( 'edit_' . $this->screen->taxonomy . '_per_page' );
 47
 48		if ( 'post_tag' == $this->screen->taxonomy ) {
 49			$tags_per_page = apply_filters( 'edit_tags_per_page', $tags_per_page );
 50			$tags_per_page = apply_filters( 'tagsperpage', $tags_per_page ); // Old filter
 51		} elseif ( 'category' == $this->screen->taxonomy ) {
 52			$tags_per_page = apply_filters( 'edit_categories_per_page', $tags_per_page ); // Old filter
 53		}
 54
 55		$search = !empty( $_REQUEST['s'] ) ? trim( stripslashes( $_REQUEST['s'] ) ) : '';
 56
 57		$args = array(
 58			'search' => $search,
 59			'page' => $this->get_pagenum(),
 60			'number' => $tags_per_page,
 61		);
 62
 63		if ( !empty( $_REQUEST['orderby'] ) )
 64			$args['orderby'] = trim( stripslashes( $_REQUEST['orderby'] ) );
 65
 66		if ( !empty( $_REQUEST['order'] ) )
 67			$args['order'] = trim( stripslashes( $_REQUEST['order'] ) );
 68
 69		$this->callback_args = $args;
 70
 71		$this->set_pagination_args( array(
 72			'total_items' => wp_count_terms( $this->screen->taxonomy, compact( 'search' ) ),
 73			'per_page' => $tags_per_page,
 74		) );
 75	}
 76
 77	function has_items() {
 78		// todo: populate $this->items in prepare_items()
 79		return true;
 80	}
 81
 82	function get_bulk_actions() {
 83		$actions = array();
 84		$actions['delete'] = __( 'Delete' );
 85
 86		return $actions;
 87	}
 88
 89	function current_action() {
 90		if ( isset( $_REQUEST['action'] ) && isset( $_REQUEST['delete_tags'] ) && ( 'delete' == $_REQUEST['action'] || 'delete' == $_REQUEST['action2'] ) )
 91			return 'bulk-delete';
 92
 93		return parent::current_action();
 94	}
 95
 96	function get_columns() {
 97		$columns = array(
 98			'cb'          => '<input type="checkbox" />',
 99			'name'        => _x( 'Name', 'term name' ),
100			'description' => __( 'Description' ),
101			'slug'        => __( 'Slug' ),
102		);
103
104		if ( 'link_category' == $this->screen->taxonomy ) {
105			$columns['links'] = __( 'Links' );
106		} else {
107			$post_type_object = get_post_type_object( $this->screen->post_type );
108			$columns['posts'] = $post_type_object ? $post_type_object->labels->name : __( 'Posts' );
109		}
110
111		return $columns;
112	}
113
114	function get_sortable_columns() {
115		return array(
116			'name'        => 'name',
117			'description' => 'description',
118			'slug'        => 'slug',
119			'posts'       => 'count',
120			'links'       => 'count'
121		);
122	}
123
124	function display_rows_or_placeholder() {
125		$taxonomy = $this->screen->taxonomy;
126
127		$args = wp_parse_args( $this->callback_args, array(
128			'page' => 1,
129			'number' => 20,
130			'search' => '',
131			'hide_empty' => 0
132		) );
133
134		extract( $args, EXTR_SKIP );
135
136		$args['offset'] = $offset = ( $page - 1 ) * $number;
137
138		// convert it to table rows
139		$out = '';
140		$count = 0;
141
142		$terms = array();
143
144		if ( is_taxonomy_hierarchical( $taxonomy ) && !isset( $orderby ) ) {
145			// We'll need the full set of terms then.
146			$args['number'] = $args['offset'] = 0;
147
148			$terms = get_terms( $taxonomy, $args );
149			if ( !empty( $search ) ) // Ignore children on searches.
150				$children = array();
151			else
152				$children = _get_term_hierarchy( $taxonomy );
153
154			// Some funky recursion to get the job done( Paging & parents mainly ) is contained within, Skip it for non-hierarchical taxonomies for performance sake
155			$out .= $this->_rows( $taxonomy, $terms, $children, $offset, $number, $count );
156		} else {
157			$terms = get_terms( $taxonomy, $args );
158			foreach ( $terms as $term )
159				$out .= $this->single_row( $term, 0, $taxonomy );
160			$count = $number; // Only displaying a single page.
161		}
162
163		if ( empty( $terms ) ) {
164			list( $columns, $hidden ) = $this->get_column_info();
165			echo '<tr class="no-items"><td class="colspanchange" colspan="' . $this->get_column_count() . '">';
166			$this->no_items();
167			echo '</td></tr>';
168		} else {
169			echo $out;
170		}
171	}
172
173	function _rows( $taxonomy, $terms, &$children, $start = 0, $per_page = 20, &$count, $parent = 0, $level = 0 ) {
174
175		$end = $start + $per_page;
176
177		$output = '';
178		foreach ( $terms as $key => $term ) {
179
180			if ( $count >= $end )
181				break;
182
183			if ( $term->parent != $parent && empty( $_REQUEST['s'] ) )
184				continue;
185
186			// If the page starts in a subtree, print the parents.
187			if ( $count == $start && $term->parent > 0 && empty( $_REQUEST['s'] ) ) {
188				$my_parents = $parent_ids = array();
189				$p = $term->parent;
190				while ( $p ) {
191					$my_parent = get_term( $p, $taxonomy );
192					$my_parents[] = $my_parent;
193					$p = $my_parent->parent;
194					if ( in_array( $p, $parent_ids ) ) // Prevent parent loops.
195						break;
196					$parent_ids[] = $p;
197				}
198				unset( $parent_ids );
199
200				$num_parents = count( $my_parents );
201				while ( $my_parent = array_pop( $my_parents ) ) {
202					$output .=  "\t" . $this->single_row( $my_parent, $level - $num_parents, $taxonomy );
203					$num_parents--;
204				}
205			}
206
207			if ( $count >= $start )
208				$output .= "\t" . $this->single_row( $term, $level, $taxonomy );
209
210			++$count;
211
212			unset( $terms[$key] );
213
214			if ( isset( $children[$term->term_id] ) && empty( $_REQUEST['s'] ) )
215				$output .= $this->_rows( $taxonomy, $terms, $children, $start, $per_page, $count, $term->term_id, $level + 1 );
216		}
217
218		return $output;
219	}
220
221	function single_row( $tag, $level = 0 ) {
222		static $row_class = '';
223		$row_class = ( $row_class == '' ? ' class="alternate"' : '' );
224
225		$this->level = $level;
226
227		echo '<tr id="tag-' . $tag->term_id . '"' . $row_class . '>';
228		echo $this->single_row_columns( $tag );
229		echo '</tr>';
230	}
231
232	function column_cb( $tag ) {
233		$default_term = get_option( 'default_' . $this->screen->taxonomy );
234
235		if ( current_user_can( get_taxonomy( $this->screen->taxonomy )->cap->delete_terms ) && $tag->term_id != $default_term )
236			return '<label class="screen-reader-text" for="cb-select-' . $tag->term_id . '">' . sprintf( __( 'Select %s' ), $tag->name ) . '</label>'
237				. '<input type="checkbox" name="delete_tags[]" value="' . $tag->term_id . '" id="cb-select-' . $tag->term_id . '" />';
238
239		return '&nbsp;';
240	}
241
242	function column_name( $tag ) {
243		$taxonomy = $this->screen->taxonomy;
244		$tax = get_taxonomy( $taxonomy );
245
246		$default_term = get_option( 'default_' . $taxonomy );
247
248		$pad = str_repeat( '&#8212; ', max( 0, $this->level ) );
249		$name = apply_filters( 'term_name', $pad . ' ' . $tag->name, $tag );
250		$qe_data = get_term( $tag->term_id, $taxonomy, OBJECT, 'edit' );
251		$edit_link = esc_url( get_edit_term_link( $tag->term_id, $taxonomy, $this->screen->post_type ) );
252
253		$out = '<strong><a class="row-title" href="' . $edit_link . '" title="' . esc_attr( sprintf( __( 'Edit &#8220;%s&#8221;' ), $name ) ) . '">' . $name . '</a></strong><br />';
254
255		$actions = array();
256		if ( current_user_can( $tax->cap->edit_terms ) ) {
257			$actions['edit'] = '<a href="' . $edit_link . '">' . __( 'Edit' ) . '</a>';
258			$actions['inline hide-if-no-js'] = '<a href="#" class="editinline">' . __( 'Quick&nbsp;Edit' ) . '</a>';
259		}
260		if ( current_user_can( $tax->cap->delete_terms ) && $tag->term_id != $default_term )
261			$actions['delete'] = "<a class='delete-tag' href='" . wp_nonce_url( "edit-tags.php?action=delete&amp;taxonomy=$taxonomy&amp;tag_ID=$tag->term_id", 'delete-tag_' . $tag->term_id ) . "'>" . __( 'Delete' ) . "</a>";
262		$actions['view'] = '<a href="' . get_term_link( $tag ) . '">' . __( 'View' ) . '</a>';
263
264		$actions = apply_filters( 'tag_row_actions', $actions, $tag );
265		$actions = apply_filters( "{$taxonomy}_row_actions", $actions, $tag );
266
267		$out .= $this->row_actions( $actions );
268		$out .= '<div class="hidden" id="inline_' . $qe_data->term_id . '">';
269		$out .= '<div class="name">' . $qe_data->name . '</div>';
270		$out .= '<div class="slug">' . apply_filters( 'editable_slug', $qe_data->slug ) . '</div>';
271		$out .= '<div class="parent">' . $qe_data->parent . '</div></div>';
272
273		return $out;
274	}
275
276	function column_description( $tag ) {
277		return $tag->description;
278	}
279
280	function column_slug( $tag ) {
281		return apply_filters( 'editable_slug', $tag->slug );
282	}
283
284	function column_posts( $tag ) {
285		$count = number_format_i18n( $tag->count );
286
287		$tax = get_taxonomy( $this->screen->taxonomy );
288
289		$ptype_object = get_post_type_object( $this->screen->post_type );
290		if ( ! $ptype_object->show_ui )
291			return $count;
292
293		if ( $tax->query_var ) {
294			$args = array( $tax->query_var => $tag->slug );
295		} else {
296			$args = array( 'taxonomy' => $tax->name, 'term' => $tag->slug );
297		}
298
299		if ( 'post' != $this->screen->post_type )
300			$args['post_type'] = $this->screen->post_type;
301
302		if ( 'attachment' == $this->screen->post_type )
303			return "<a href='" . esc_url ( add_query_arg( $args, 'upload.php' ) ) . "'>$count</a>";
304
305		return "<a href='" . esc_url ( add_query_arg( $args, 'edit.php' ) ) . "'>$count</a>";
306	}
307
308	function column_links( $tag ) {
309		$count = number_format_i18n( $tag->count );
310		if ( $count )
311			$count = "<a href='link-manager.php?cat_id=$tag->term_id'>$count</a>";
312		return $count;
313	}
314
315	function column_default( $tag, $column_name ) {
316		return apply_filters( "manage_{$this->screen->taxonomy}_custom_column", '', $column_name, $tag->term_id );
317	}
318
319	/**
320	 * Outputs the hidden row displayed when inline editing
321	 *
322	 * @since 3.1.0
323	 */
324	function inline_edit() {
325		$tax = get_taxonomy( $this->screen->taxonomy );
326
327		if ( ! current_user_can( $tax->cap->edit_terms ) )
328			return;
329?>
330
331	<form method="get" action=""><table style="display: none"><tbody id="inlineedit">
332		<tr id="inline-edit" class="inline-edit-row" style="display: none"><td colspan="<?php echo $this->get_column_count(); ?>" class="colspanchange">
333
334			<fieldset><div class="inline-edit-col">
335				<h4><?php _e( 'Quick Edit' ); ?></h4>
336
337				<label>
338					<span class="title"><?php _ex( 'Name', 'term name' ); ?></span>
339					<span class="input-text-wrap"><input type="text" name="name" class="ptitle" value="" /></span>
340				</label>
341	<?php if ( !global_terms_enabled() ) { ?>
342				<label>
343					<span class="title"><?php _e( 'Slug' ); ?></span>
344					<span class="input-text-wrap"><input type="text" name="slug" class="ptitle" value="" /></span>
345				</label>
346	<?php } ?>
347			</div></fieldset>
348	<?php
349
350		$core_columns = array( 'cb' => true, 'description' => true, 'name' => true, 'slug' => true, 'posts' => true );
351
352		list( $columns ) = $this->get_column_info();
353
354		foreach ( $columns as $column_name => $column_display_name ) {
355			if ( isset( $core_columns[$column_name] ) )
356				continue;
357
358			do_action( 'quick_edit_custom_box', $column_name, 'edit-tags', $this->screen->taxonomy );
359		}
360
361	?>
362
363		<p class="inline-edit-save submit">
364			<a accesskey="c" href="#inline-edit" title="<?php esc_attr_e( 'Cancel' ); ?>" class="cancel button-secondary alignleft"><?php _e( 'Cancel' ); ?></a>
365			<?php $update_text = $tax->labels->update_item; ?>
366			<a accesskey="s" href="#inline-edit" title="<?php echo esc_attr( $update_text ); ?>" class="save button-primary alignright"><?php echo $update_text; ?></a>
367			<span class="spinner"></span>
368			<span class="error" style="display:none;"></span>
369			<?php wp_nonce_field( 'taxinlineeditnonce', '_inline_edit', false ); ?>
370			<input type="hidden" name="taxonomy" value="<?php echo esc_attr( $this->screen->taxonomy ); ?>" />
371			<input type="hidden" name="post_type" value="<?php echo esc_attr( $this->screen->post_type ); ?>" />
372			<br class="clear" />
373		</p>
374		</td></tr>
375		</tbody></table></form>
376	<?php
377	}
378}