codepress-admin-columns.php at 1.4.7 · Admin Columns

codepress-admin-columns / codepress-admin-columns.php

codepress-admin-columns.php

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1	<?php
2	/*
3
4	Plugin Name: Codepress Admin Columns
5	Version: 1.4.7
6	Description: Customise columns on the administration screens for post(types), pages, media, comments, links and users with an easy to use drag-and-drop interface.
7	Author: Codepress
8	Author URI: http://www.codepress.nl
9	Plugin URI: http://www.codepress.nl/plugins/codepress-admin-columns/
10	Text Domain: codepress-admin-columns
11	Domain Path: /languages
12	License: GPLv2
13
14	Copyright 2011-2012 Codepress info@codepress.nl
15
16	This program is free software; you can redistribute it and/or modify
17	it under the terms of the GNU General Public License version 2 as published by
18	the Free Software Foundation.
19
20	This program is distributed in the hope that it will be useful,
21	but WITHOUT ANY WARRANTY; without even the implied warranty of
22	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23	GNU General Public License for more details.
24
25	You should have received a copy of the GNU General Public License
26	along with this program; if not, write to the Free Software
27	Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
28	*/
29
30	define( 'CPAC_VERSION', '1.4.7' );
31	define( 'CPAC_TEXTDOMAIN', 'codepress-admin-columns' );
32	define( 'CPAC_SLUG', 'codepress-admin-columns' );
33	define( 'CPAC_URL', plugins_url('', __FILE__) );
34
35	// only run plugin in the admin interface
36	if ( !is_admin() )
37	return false;
38
39	/**
40	* Dependencies
41	*
42	* @since 1.3
43	*/
44	require_once dirname( __FILE__ ) . '/classes/utility.php';
45	require_once dirname( __FILE__ ) . '/classes/sortable.php';
46	require_once dirname( __FILE__ ) . '/classes/values.php';
47	require_once dirname( __FILE__ ) . '/classes/values/posts.php';
48	require_once dirname( __FILE__ ) . '/classes/values/users.php';
49	require_once dirname( __FILE__ ) . '/classes/values/media.php';
50	require_once dirname( __FILE__ ) . '/classes/values/link.php';
51	require_once dirname( __FILE__ ) . '/classes/values/comments.php';
52	require_once dirname( __FILE__ ) . '/classes/license.php';
53
54	/**
55	* Codepress Admin Columns Class
56	*
57	* @since 1.0
58	*
59	*/
60	class Codepress_Admin_Columns
61	{
62	private $post_types,
63	$codepress_url,
64	$wordpress_url,
65	$api_url,
66	$admin_page,
67	$use_hidden_custom_fields;
68
69	/**
70	* Constructor
71	*
72	* @since 1.0
73	*/
74	function __construct()
75	{
76	$this->api_url = 'http://www.codepress.nl/';
77
78	// wp is loaded
79	add_action( 'wp_loaded', array( $this, 'init') );
80	}
81
82	/**
83	* Initialize plugin.
84	*
85	* Loading sequence is determined and intialized.
86	*
87	* @since 1.0
88	*/
89	public function init()
90	{
91	// vars
92	$this->post_types = self::get_post_types();
93
94	// set
95	$this->codepress_url = 'http://www.codepress.nl/plugins/codepress-admin-columns';
96	$this->plugins_url = 'http://wordpress.org/extend/plugins/codepress-admin-columns/';
97	$this->wordpress_url = 'http://wordpress.org/tags/codepress-admin-columns';
98
99	// enable the use of custom hidden fields
100	$this->use_hidden_custom_fields = apply_filters('cpac_use_hidden_custom_fields', false);
101
102	// translations
103	load_plugin_textdomain( CPAC_TEXTDOMAIN, false, dirname( plugin_basename( __FILE__ ) ) . '/languages/' );
104
105	// register settings
106	add_action( 'admin_menu', array( $this, 'settings_menu') );
107	add_action( 'admin_init', array( $this, 'register_settings') );
108
109	// styling & scripts
110	add_action( 'admin_enqueue_scripts' , array( $this, 'column_styles') );
111	add_filter( 'admin_body_class', array( $this, 'admin_class' ) );
112	add_action( 'admin_head', array( $this, 'admin_css') );
113
114	// register columns
115	add_action( 'admin_init', array( $this, 'register_columns_headings' ) );
116	add_action( 'admin_init', array( $this, 'register_columns_values' ) );
117
118	// action ajax
119	add_action( 'wp_ajax_cpac_addon_activation', array( $this, 'ajax_activation'));
120
121	// handle requests gets a low priority so it will trigger when all other plugins have loaded their columns
122	add_action( 'admin_init', array( $this, 'handle_requests' ), 1000 );
123
124	// filters
125	add_filter( 'plugin_action_links', array( $this, 'add_settings_link'), 1, 2);
126	}
127
128	/**
129	* Admin Menu.
130	*
131	* Create the admin menu link for the settings page.
132	*
133	* @since 1.0
134	*/
135	public function settings_menu()
136	{
137	$page = add_options_page(
138	// Page title
139	esc_html__( 'Admin Columns Settings', CPAC_TEXTDOMAIN ),
140	// Menu Title
141	esc_html__( 'Admin Columns', CPAC_TEXTDOMAIN ),
142	// Capability
143	'manage_options',
144	// Menu slug
145	CPAC_SLUG,
146	// Callback
147	array( $this, 'plugin_settings_page')
148	);
149
150	// set admin page
151	$this->admin_page = $page;
152
153	// settings page specific styles and scripts
154	add_action( "admin_print_styles-$page", array( $this, 'admin_styles') );
155	add_action( "admin_print_scripts-$page", array( $this, 'admin_scripts') );
156
157	// add help tabs
158	add_action("load-$page", array( $this, 'help_tabs'));
159	}
160
161	/**
162	* Add Settings link to plugin page
163	*
164	* @since 1.0
165	* @param $links string - all settings links
166	* @param $file string - plugin filename
167	* @return string - link to settings page
168	*/
169	function add_settings_link( $links, $file )
170	{
171	if ( $file != plugin_basename( __FILE__ ))
172	return $links;
173
174	array_unshift($links, '<a href="' . admin_url("admin.php") . '?page=' . CPAC_SLUG . '">' . __( 'Settings' ) . '</a>');
175	return $links;
176	}
177
178	/**
179	* Register Column Values
180	*
181	* initializes each Class per type
182	*
183	* @since 1.0
184	*/
185	public function register_columns_values()
186	{
187	new CPAC_Posts_Values();
188	new CPAC_Link_Values();
189	new CPAC_Media_Values();
190	new CPAC_Users_Values();
191	new CPAC_Comments_Values();
192	}
193	/**
194	* Register Columns Headings
195	*
196	* apply_filters location in includes/screen.php
197	*
198	* @since 1.0
199	*/
200	public function register_columns_headings()
201	{
202	/** Posts */
203	foreach ( $this->post_types as $post_type ) {
204
205	// register column per post type
206	add_filter("manage_edit-{$post_type}_columns", array($this, 'callback_add_posts_column_headings'));
207	}
208
209	/** Users */
210	add_filter( "manage_users_columns", array($this, 'callback_add_users_column_headings'), 9);
211	// give higher priority, so it will load just before other plugins to prevent conflicts
212
213	/** Media */
214	add_filter( "manage_upload_columns", array($this, 'callback_add_media_column_headings'));
215
216	/** Links */
217	add_filter( "manage_link-manager_columns", array($this, 'callback_add_links_column_headings'));
218
219	/** Comments */
220	add_filter( "manage_edit-comments_columns", array($this, 'callback_add_comments_column_headings'));
221	}
222
223	/**
224	* Callback add Posts Column
225	*
226	* @since 1.0
227	*/
228	public function callback_add_posts_column_headings($columns)
229	{
230	return $this->add_columns_headings( get_post_type(), $columns);
231	}
232
233	/**
234	* Callback add Users column
235	*
236	* @since 1.1
237	*/
238	public function callback_add_users_column_headings($columns)
239	{
240	return $this->add_columns_headings('wp-users', $columns);
241	}
242
243	/**
244	* Callback add Media column
245	*
246	* @since 1.3
247	*/
248	public function callback_add_media_column_headings($columns)
249	{
250	return $this->add_columns_headings('wp-media', $columns);
251	}
252
253	/**
254	* Callback add Links column
255	*
256	* @since 1.3.1
257	*/
258	public function callback_add_links_column_headings($columns)
259	{
260	return $this->add_columns_headings('wp-links', $columns);
261	}
262
263	/**
264	* Callback add Comments column
265	*
266	* @since 1.3.1
267	*/
268	public function callback_add_comments_column_headings($columns)
269	{
270	return $this->add_columns_headings('wp-comments', $columns);
271	}
272
273
274
275	/**
276	* Add managed columns by Type
277	*
278	* @since 1.4.6.5
279	*/
280	private function get_comment_icon()
281	{
282	return "<span class='vers'><img src='" . trailingslashit( get_admin_url() ) . 'images/comment-grey-bubble.png' . "' alt='Comments'></span>";
283	}
284
285	/**
286	* Add managed columns by Type
287	*
288	* @since 1.1
289	*/
290	protected function add_columns_headings( $type, $columns )
291	{
292	// only get stored columns.. the rest we don't need
293	$db_columns = self::get_stored_columns($type);
294
295	if ( !$db_columns )
296	return $columns;
297
298	// filter already loaded columns by plugins
299	$set_columns = $this->filter_preset_columns( $type, $columns );
300
301	// loop through columns
302	foreach ( $db_columns as $id => $values ) {
303	// is active
304	if ( isset($values['state']) && $values['state'] == 'on' ){
305
306	$label = $values['label'];
307
308	// exception for comments
309	if( 'comments' == $id ) {
310	$label = $this->get_comment_icon();
311	}
312
313	// register format
314	$set_columns[$id] = $label;
315	}
316	}
317
318	return $set_columns;
319	}
320
321	/**
322	* Filter preset columns. These columns apply either for every post or set by a plugin.
323	*
324	* @since 1.0
325	*/
326	private function filter_preset_columns( $type, $columns )
327	{
328	$options = get_option('cpac_options_default');
329
330	if ( !$options )
331	return $columns;
332
333	// we use the wp default columns for filtering...
334	$stored_wp_default_columns = $options[$type];
335
336	// ... the ones that are set by plugins, theme functions and such.
337	$dif_columns = array_diff(array_keys($columns), array_keys($stored_wp_default_columns));
338
339	// we add those to the columns
340	$pre_columns = array();
341	if ( $dif_columns ) {
342	foreach ( $dif_columns as $column ) {
343	$pre_columns[$column] = $columns[$column];
344	}
345	}
346
347	return $pre_columns;
348	}
349
350	/**
351	* Get a list of Column options per post type
352	*
353	* @since 1.0
354	*/
355	private function get_column_boxes($type)
356	{
357	// merge all columns
358	$display_columns = $this->get_merged_columns($type);
359
360	// define
361	$list = '';
362
363	// loop throught the active columns
364	if ( $display_columns ) {
365	foreach ( $display_columns as $id => $values ) {
366
367	$classes = array();
368
369	// set state
370	$state = isset($values['state']) ? $values['state'] : '';
371
372	// class
373	$classes[] = "cpac-box-{$id}";
374	if ( $state ) {
375	$classes[] = 'active';
376	}
377	if ( ! empty($values['options']['class']) ) {
378	$classes[] = $values['options']['class'];
379	}
380	$class = implode(' ', $classes);
381
382	// more box options
383	$more_options = $this->get_additional_box_options($type, $id, $values);
384	$action = "<a class='cpac-action' href='#open'>open</a>";
385
386	// type label
387	$type_label = isset($values['options']['type_label']) ? $values['options']['type_label'] : '';
388
389	// label
390	$label = isset($values['label']) ? str_replace("'", '"', $values['label']) : '';
391
392	// main label
393	$main_label = $values['label'];
394
395	// main label exception for comments
396	if ( 'comments' == $id ) {
397	$main_label = $this->get_comment_icon();
398	}
399
400	// width
401	$width = isset($values['width']) ? $values['width'] : 0;
402	$width_descr = isset($values['width']) && $values['width'] > 0 ? $values['width'] . '%' : __('default', CPAC_TEXTDOMAIN);
403
404	// hide box options
405	$label_hidden = '';
406	if ( ! empty($values['options']['hide_options']) \|\| strpos($label, '<img') !== false ) {
407	$label_hidden = ' style="display:none"';
408	}
409
410	$list .= "
411	<li class='{$class}'>
412	<div class='cpac-sort-handle'></div>
413	<div class='cpac-type-options'>
414	<div class='cpac-checkbox'></div>
415	<input type='hidden' class='cpac-state' name='cpac_options[columns][{$type}][{$id}][state]' value='{$state}'/>
416	<label class='main-label'>{$main_label}</label>
417	</div>
418	<div class='cpac-meta-title'>
419	{$action}
420	<span>{$type_label}</span>
421	</div>
422	<div class='cpac-type-inside'>
423	<label for='cpac_options-{$type}-{$id}-label'{$label_hidden}>Label: </label>
424	<input type='text' name='cpac_options[columns][{$type}][{$id}][label]' id='cpac_options-{$type}-{$id}-label' value='{$label}' class='text'{$label_hidden}/>
425	<label for='cpac_options-{$type}-{$id}-width'>" . __('Width', CPAC_TEXTDOMAIN) . ":</label>
426	<input type='hidden' maxlength='4' class='input-width' name='cpac_options[columns][{$type}][{$id}][width]' id='cpac_options-{$type}-{$id}-width' value='{$width}' />
427	<div class='description width-decription' title='" . __('default', CPAC_TEXTDOMAIN) . "'>{$width_descr}</div>
428	<div class='input-width-range'></div>
429	<br/>
430	{$more_options}
431	</div>
432	</li>
433	";
434	}
435	}
436
437	// custom field button
438	$button_add_column = '';
439	if ( $this->get_meta_by_type($type) )
440	$button_add_column = "<a href='javacript:;' class='cpac-add-customfield-column button'>+ " . __('Add Custom Field Column', CPAC_TEXTDOMAIN) . "</a>";
441
442	return "
443	<div class='cpac-box'>
444	<ul class='cpac-option-list'>
445	{$list}
446	</ul>
447	{$button_add_column}
448	<div class='cpac-reorder-msg'>" . __('drag and drop to reorder', CPAC_TEXTDOMAIN) . "</div>
449	</div>
450	";
451	}
452
453	/**
454	* Get merged columns
455	*
456	* @since 1.0
457	*/
458	protected function get_merged_columns( $type )
459	{
460	/** Comments */
461	if ( $type == 'wp-comments' ) {
462	$wp_default_columns = $this->get_wp_default_comments_columns();
463	$wp_custom_columns = $this->get_custom_comments_columns();
464	}
465
466	/** Links */
467	elseif ( $type == 'wp-links' ) {
468	$wp_default_columns = $this->get_wp_default_links_columns();
469	$wp_custom_columns = $this->get_custom_links_columns();
470	}
471
472	/** Users */
473	elseif ( $type == 'wp-users' ) {
474	$wp_default_columns = $this->get_wp_default_users_columns();
475	$wp_custom_columns = $this->get_custom_users_columns();
476	}
477
478	/** Media */
479	elseif ( $type == 'wp-media' ) {
480	$wp_default_columns = $this->get_wp_default_media_columns();
481	$wp_custom_columns = $this->get_custom_media_columns();
482	}
483
484	/** Posts */
485	else {
486	$wp_default_columns = $this->get_wp_default_posts_columns($type);
487	$wp_custom_columns = $this->get_custom_posts_columns($type);
488	}
489
490	// merge columns
491	$display_columns = $this->parse_columns($wp_custom_columns, $wp_default_columns, $type);
492
493	return $display_columns;
494	}
495
496	/**
497	* Merge the default columns (set by WordPress) and the added custom columns (set by plugins, theme etc.)
498	*
499	* @since 1.3.3
500	*/
501	function parse_columns($wp_custom_columns, $wp_default_columns, $type)
502	{
503	// merge columns
504	$default_columns = wp_parse_args($wp_custom_columns, $wp_default_columns);
505
506	//get saved database columns
507	$db_columns = self::get_stored_columns($type);
508	if ( $db_columns ) {
509
510	// let's remove any unavailable columns.. such as disabled plugins
511	$db_columns = $this->remove_unavailable_columns($db_columns, $default_columns);
512
513	// loop throught the active columns
514	foreach ( $db_columns as $id => $values ) {
515
516	// get column meta options from custom columns
517	if ( $this->is_column_meta($id) && !empty($wp_custom_columns['column-meta-1']['options']) ) {
518	$db_columns[$id]['options'] = $wp_custom_columns['column-meta-1']['options'];
519	}
520
521	// add static options
522	elseif ( isset($default_columns[$id]['options']) )
523	$db_columns[$id]['options'] = $default_columns[$id]['options'];
524
525	unset($default_columns[$id]);
526	}
527	}
528
529	// merge all
530	return wp_parse_args($db_columns, $default_columns);
531	}
532
533	/**
534	* Remove deactivated (plugin) columns
535	*
536	* This will remove any columns that have been stored, but are no longer available. This happends
537	* when plugins are deactivated or when they are removed from the theme functions.
538	*
539	* @since 1.2
540	*/
541	private function remove_unavailable_columns( array $db_columns, array $default_columns)
542	{
543	// check or differences
544	$diff = array_diff( array_keys($db_columns), array_keys($default_columns) );
545
546	if ( ! empty($diff) && is_array($diff) ) {
547	foreach ( $diff as $column_name ){
548	// make an exception for column-meta-xxx
549	if ( ! $this->is_column_meta($column_name) ) {
550	unset($db_columns[$column_name]);
551	}
552	}
553	}
554
555	return $db_columns;
556	}
557
558	/**
559	* Get checkbox
560	*
561	* @since 1.0
562	*/
563	private function get_box($type, $id, $values)
564	{
565	$classes = array();
566
567	// set state
568	$state = isset($values['state']) ? $values['state'] : '';
569
570	// class
571	$classes[] = "cpac-box-{$id}";
572	if ( $state ) {
573	$classes[] = 'active';
574	}
575	if ( ! empty($values['options']['class']) ) {
576	$classes[] = $values['options']['class'];
577	}
578	$class = implode(' ', $classes);
579
580	// more box options
581	$more_options = $this->get_additional_box_options($type, $id, $values);
582	$action = "<a class='cpac-action' href='#open'>open</a>";
583
584	// type label
585	$type_label = isset($values['options']['type_label']) ? $values['options']['type_label'] : '';
586
587	// label
588	$label = isset($values['label']) ? str_replace("'", '"', $values['label']) : '';
589
590	// main label
591	$main_label = $values['label'];
592
593	// main label exception for comments
594	if ( 'comments' == $id ) {
595	$main_label = $this->get_comment_icon();
596	}
597
598	// width
599	$width = isset($values['width']) ? $values['width'] : 0;
600	$width_descr = isset($values['width']) && $values['width'] > 0 ? $values['width'] . '%' : __('default', CPAC_TEXTDOMAIN);
601
602	// hide box options
603	$label_hidden = '';
604	if ( ! empty($values['options']['hide_options']) \|\| strpos($label, '<img') !== false ) {
605	$label_hidden = ' style="display:none"';
606	}
607
608	$list = "
609	<li class='{$class}'>
610	<div class='cpac-sort-handle'></div>
611	<div class='cpac-type-options'>
612	<div class='cpac-checkbox'></div>
613	<input type='hidden' class='cpac-state' name='cpac_options[columns][{$type}][{$id}][state]' value='{$state}'/>
614	<label class='main-label'>{$main_label}</label>
615	</div>
616	<div class='cpac-meta-title'>
617	{$action}
618	<span>{$type_label}</span>
619	</div>
620	<div class='cpac-type-inside'>
621	<label for='cpac_options-{$type}-{$id}-label'{$label_hidden}>Label: </label>
622	<input type='text' name='cpac_options[columns][{$type}][{$id}][label]' id='cpac_options-{$type}-{$id}-label' value='{$label}' class='text'{$label_hidden}/>
623	<label for='cpac_options-{$type}-{$id}-width'>" . __('Width', CPAC_TEXTDOMAIN) . ":</label>
624	<input type='hidden' maxlength='4' class='input-width' name='cpac_options[columns][{$type}][{$id}][width]' id='cpac_options-{$type}-{$id}-width' value='{$width}' />
625	<div class='description width-decription' title='" . __('default', CPAC_TEXTDOMAIN) . "'>{$width_descr}</div>
626	<div class='input-width-range'></div>
627	<br/>
628	{$more_options}
629	</div>
630	</li>
631	";
632
633	return $list;
634	}
635
636	/**
637	* Get additional box option fields
638	*
639	* @since 1.0
640	*/
641	private function get_additional_box_options($type, $id, $values)
642	{
643	$fields = '';
644
645	// Custom Fields
646	if( $this->is_column_meta($id) ) {
647	$fields = $this->get_box_options_customfields($type, $id, $values);
648	}
649
650	// Author Fields
651	if( 'column-author-name' == $id) {
652	$fields = $this->get_box_options_author($type, $id, $values);
653	}
654
655	return $fields;
656	}
657
658	/**
659	* Box Options: Custom Fields
660	*
661	* @since 1.0
662	*/
663	private function get_box_options_customfields($type, $id, $values)
664	{
665	// get post meta fields
666	$fields = $this->get_meta_by_type($type);
667
668	if ( empty($fields) )
669	return false;
670
671	// set meta field options
672	$current = ! empty($values['field']) ? $values['field'] : '' ;
673	$field_options = '';
674	foreach ($fields as $field) {
675
676	$field_options .= sprintf
677	(
678	'<option value="%s"%s>%s</option>',
679	$field,
680	$field == $current? ' selected="selected"':'',
681
682	// change label on hidden fields
683	substr($field,0,10) == "cpachidden" ? str_replace('cpachidden','',$field) : $field
684	);
685	}
686
687	// set meta fieldtype options
688	$currenttype = ! empty($values['field_type']) ? $values['field_type'] : '' ;
689	$fieldtype_options = '';
690	$fieldtypes = array(
691	'' => __('Default'),
692	'image' => __('Image'),
693	'library_id' => __('Media Library Icon', CPAC_TEXTDOMAIN),
694	'excerpt' => __('Excerpt'),
695	'array' => __('Multiple Values', CPAC_TEXTDOMAIN),
696	'numeric' => __('Numeric', CPAC_TEXTDOMAIN),
697	'date' => __('Date', CPAC_TEXTDOMAIN),
698	'title_by_id' => __('Post Title (Post ID\'s)', CPAC_TEXTDOMAIN),
699	'user_by_id' => __('Username (User ID\'s)', CPAC_TEXTDOMAIN),
700	'checkmark' => __('Checkmark (true/false)', CPAC_TEXTDOMAIN),
701	'color' => __('Color', CPAC_TEXTDOMAIN),
702	);
703
704	// add filter
705	$fieldtypes = apply_filters('cpac-field-types', $fieldtypes );
706
707	// set select options
708	foreach ( $fieldtypes as $fkey => $fieldtype ) {
709	$fieldtype_options .= sprintf
710	(
711	'<option value="%s"%s>%s</option>',
712	$fkey,
713	$fkey == $currenttype? ' selected="selected"':'',
714	$fieldtype
715	);
716	}
717
718	// before and after string
719	$before = ! empty($values['before']) ? $values['before'] : '' ;
720	$after = ! empty($values['after']) ? $values['after'] : '' ;
721
722	if ( empty($field_options) )
723	return false;
724
725	// add remove button
726	$remove = '<p class="remove-description description">'.__('This field can not be removed', CPAC_TEXTDOMAIN).'</p>';
727	if ( $id != 'column-meta-1') {
728	$remove = "
729	<p>
730	<a href='javascript:;' class='cpac-delete-custom-field-box'>".__('Remove')."</a>
731	</p>
732	";
733	}
734
735	$inside = "
736	<label for='cpac-{$type}-{$id}-field'>".__('Custom Field', CPAC_TEXTDOMAIN).": </label>
737	<select name='cpac_options[columns][{$type}][{$id}][field]' id='cpac-{$type}-{$id}-field'>{$field_options}</select>
738	<br/>
739	<label for='cpac-{$type}-{$id}-field_type'>".__('Field Type', CPAC_TEXTDOMAIN).": </label>
740	<select name='cpac_options[columns][{$type}][{$id}][field_type]' id='cpac-{$type}-{$id}-field_type'>{$fieldtype_options}</select>
741	<br/>
742	<label for='cpac-{$type}-{$id}-before'>".__('Before', CPAC_TEXTDOMAIN).": </label>
743	<input type='text' class='cpac-before' name='cpac_options[columns][{$type}][{$id}][before]' id='cpac-{$type}-{$id}-before' value='{$before}'/>
744	<br/>
745	<label for='cpac-{$type}-{$id}-after'>".__('After', CPAC_TEXTDOMAIN).": </label>
746	<input type='text' class='cpac-after' name='cpac_options[columns][{$type}][{$id}][after]' id='cpac-{$type}-{$id}-after' value='{$after}'/>
747	<br/>
748	{$remove}
749	";
750
751	return $inside;
752	}
753
754	/**
755	* Box Options: Custom Fields
756	*
757	* @since 1.0
758	*/
759	private function get_box_options_author($type, $id, $values)
760	{
761	$options = '';
762	$author_types = array(
763	'display_name' => __('Display Name', CPAC_TEXTDOMAIN),
764	'first_name' => __('First Name', CPAC_TEXTDOMAIN),
765	'last_name' => __('Last Name', CPAC_TEXTDOMAIN),
766	'first_last_name' => __('First & Last Name', CPAC_TEXTDOMAIN),
767	'nickname' => __('Nickname', CPAC_TEXTDOMAIN),
768	'username' => __('Username', CPAC_TEXTDOMAIN),
769	'email' => __('Email', CPAC_TEXTDOMAIN),
770	'userid' => __('User ID', CPAC_TEXTDOMAIN)
771	);
772	$currentname = ! empty($values['display_as']) ? $values['display_as'] : '' ;
773	foreach ( $author_types as $k => $name ) {
774	$selected = selected( $k, $currentname, false);
775	$options .= "<option value='{$k}' {$selected}>{$name}</option>";
776	}
777
778	$inside = "
779	<label for='cpac-{$type}-{$id}-display_as'>".__('Display name as', CPAC_TEXTDOMAIN).": </label>
780	<select name='cpac_options[columns][{$type}][{$id}][display_as]' id='cpac-{$type}-{$id}-display_as'>
781	{$options}
782	</select>
783	";
784
785	return $inside;
786	}
787
788	/**
789	* Get post meta fields by type; post(types) or users.
790	*
791	* @since 1.0
792	*/
793	private function get_meta_by_type($type = 'post')
794	{
795	global $wpdb;
796
797	/** Comments */
798	if ( $type == 'wp-comments') {
799	$sql = "SELECT DISTINCT meta_key FROM {$wpdb->commentmeta} ORDER BY 1";
800	}
801
802	/** Users */
803	elseif ( $type == 'wp-users') {
804	$sql = "SELECT DISTINCT meta_key FROM {$wpdb->usermeta} ORDER BY 1";
805	}
806
807	/** Media */
808	elseif ( $type == 'wp-media') {
809	$sql = "SELECT DISTINCT meta_key FROM {$wpdb->postmeta} pm JOIN {$wpdb->posts} p ON pm.post_id = p.ID WHERE p.post_type = 'attachment' ORDER BY 1";
810	}
811
812	/** Posts */
813	else {
814	$sql = $wpdb->prepare( "SELECT DISTINCT meta_key FROM {$wpdb->postmeta} pm JOIN {$wpdb->posts} p ON pm.post_id = p.ID WHERE p.post_type = %s ORDER BY 1", $type);
815	}
816
817	// run sql
818	$fields = $wpdb->get_results($sql, ARRAY_N);
819
820	// filter out hidden meta fields
821	$meta_fields = array();
822	if ( $fields ) {
823	foreach ($fields as $field) {
824
825	// give hidden fields a prefix for identifaction
826	if ( $this->use_hidden_custom_fields && substr($field[0],0,1) == "_") {
827	$meta_fields[] = 'cpachidden'.$field[0];
828	}
829
830	// non hidden fields are saved as is
831	elseif ( substr($field[0],0,1) != "_" ) {
832	$meta_fields[] = $field[0];
833	}
834	}
835	}
836
837	if ( !empty($meta_fields) )
838	return $meta_fields;
839
840	return false;
841	}
842
843	/**
844	* Register admin scripts
845	*
846	* @since 1.0
847	*/
848	public function admin_scripts()
849	{
850	wp_enqueue_script( 'wp-pointer' );
851	wp_enqueue_script( 'jquery-ui-slider' );
852	wp_enqueue_script( 'cpac-qtip2', CPAC_URL.'/assets/js/jquery.qtip.js', array('jquery'), CPAC_VERSION );
853	wp_enqueue_script( 'cpac-admin', CPAC_URL.'/assets/js/admin-column.js', array('jquery', 'dashboard', 'jquery-ui-sortable'), CPAC_VERSION );
854	}
855
856	/**
857	* Get column types
858	*
859	* @since 1.1
860	*/
861	private function get_types()
862	{
863	$types = $this->post_types;
864	$types['wp-users'] = 'wp-users';
865	$types['wp-media'] = 'wp-media';
866	$types['wp-links'] = 'wp-links';
867	$types['wp-comments'] = 'wp-comments';
868
869	return $types;
870	}
871
872	/**
873	* Get post types
874	*
875	* @since 1.0
876	*/
877	public static function get_post_types()
878	{
879	$post_types = get_post_types(array(
880	'_builtin' => false
881	));
882	$post_types['post'] = 'post';
883	$post_types['page'] = 'page';
884
885	return apply_filters('cpac-get-post-types', $post_types);
886	}
887
888	/**
889	* Register admin css
890	*
891	* @since 1.0
892	*/
893	public function admin_styles()
894	{
895	wp_enqueue_style( 'wp-pointer' );
896	wp_enqueue_style( 'jquery-ui-lightness', CPAC_URL.'/assets/ui-theme/jquery-ui-1.8.18.custom.css', array(), CPAC_VERSION, 'all' );
897	wp_enqueue_style( 'cpac-admin', CPAC_URL.'/assets/css/admin-column.css', array(), CPAC_VERSION, 'all' );
898	}
899
900	/**
901	* Register column css
902	*
903	* @since 1.0
904	*/
905	public function column_styles()
906	{
907	wp_enqueue_style( 'cpac-columns', CPAC_URL.'/assets/css/column.css', array(), CPAC_VERSION, 'all' );
908	}
909
910	/**
911	* Register plugin options
912	*
913	* @since 1.0
914	*/
915	public function register_settings()
916	{
917	// If we have no options in the database, let's add them now.
918	if ( false === get_option('cpac_options') ) {
919	add_option( 'cpac_options', $this->get_default_plugin_options() );
920	}
921
922	register_setting( 'cpac-settings-group', 'cpac_options', array($this, 'options_callback') );
923	}
924
925	/**
926	* Returns the default plugin options.
927	*
928	* @since 1.0
929	*/
930	public function get_default_plugin_options()
931	{
932	return apply_filters( 'cpac_default_plugin_options', array() );
933	}
934
935	/**
936	* Optional callback.
937	*
938	* @since 1.0
939	*/
940	public function options_callback($options)
941	{
942	return $options;
943	}
944
945	/**
946	* Handle requests.
947	*
948	* @since 1.0
949	*/
950	public function handle_requests()
951	{
952	// only handle updates from the admin columns page
953	if ( isset($_REQUEST['page']) && CPAC_SLUG == $_REQUEST['page'] ) {
954
955	// settings updated
956	if ( ! empty($_REQUEST['settings-updated']) ) {
957	$this->store_wp_default_columns();
958	}
959
960	// restore defaults
961	if ( ! empty($_REQUEST['cpac-restore-defaults']) ) {
962	$this->restore_defaults();
963	}
964	}
965	}
966
967	/**
968	* Stores WP default columns
969	*
970	* This will store columns that are set by WordPress core or theme
971	*
972	* @since 1.2
973	*/
974	private function store_wp_default_columns()
975	{
976	// stores the default columns that are set by WP or theme.
977	$wp_default_columns = array();
978
979	// Posts
980	foreach ( $this->post_types as $post_type ) {
981	$wp_default_columns[$post_type] = $this->get_wp_default_posts_columns($post_type);
982	}
983
984	// Users
985	$wp_default_columns['wp-users'] = $this->get_wp_default_users_columns();
986
987	// Media
988	$wp_default_columns['wp-media'] = $this->get_wp_default_media_columns();
989
990	// Links
991	$wp_default_columns['wp-links'] = $this->get_wp_default_links_columns();
992
993	// Comments
994	$wp_default_columns['wp-comments'] = $this->get_wp_default_comments_columns();
995
996	update_option( 'cpac_options_default', $wp_default_columns );
997	}
998
999	/**
1000	* Restore defaults
1001	*
1002	* @since 1.0
1003	*/
1004	private function restore_defaults()
1005	{
1006	delete_option( 'cpac_options' );
1007	delete_option( 'cpac_options_default' );
1008	}
1009
1010	/**
1011	* Get author field by nametype
1012	*
1013	* Used by posts and sortable
1014	*
1015	* @since 1.4.6.1
1016	*/
1017	public function get_author_field_by_nametype( $nametype, $user_id)
1018	{
1019	$userdata = get_userdata( $user_id );
1020
1021	switch ( $nametype ) :
1022
1023	case "display_name" :
1024	$name = $userdata->display_name;
1025	break;
1026
1027	case "first_name" :
1028	$name = $userdata->first_name;
1029	break;
1030
1031	case "last_name" :
1032	$name = $userdata->last_name;
1033	break;
1034
1035	case "first_last_name" :
1036	$first = !empty($userdata->first_name) ? $userdata->first_name : '';
1037	$last = !empty($userdata->last_name) ? " {$userdata->last_name}" : '';
1038	$name = $first.$last;
1039	break;
1040
1041	case "nickname" :
1042	$name = $userdata->nickname;
1043	break;
1044
1045	case "username" :
1046	$name = $userdata->user_login;
1047	break;
1048
1049	case "email" :
1050	$name = $userdata->user_email;
1051	break;
1052
1053	case "userid" :
1054	$name = $userdata->ID;
1055	break;
1056
1057	default :
1058	$name = $userdata->display_name;
1059
1060	endswitch;
1061
1062	return $name;
1063	}
1064
1065	/**
1066	* Get WP default supported admin columns per post type.
1067	*
1068	* @since 1.0
1069	*/
1070	private function get_wp_default_posts_columns($post_type = 'post')
1071	{
1072	// we need to change the current screen
1073	global $current_screen;
1074
1075	// some plugins depend on settings the $_GET['post_type'] variable such as ALL in One SEO
1076	$_GET['post_type'] = $post_type;
1077
1078	// to prevent possible warning from initializing load-edit.php
1079	// we will set a dummy screen object
1080	if ( empty($current_screen->post_type) ) {
1081	$current_screen = (object) array( 'post_type' => $post_type, 'id' => '', 'base' => '' );
1082	}
1083
1084	// for 3rd party plugin support we will call load-edit.php so all the
1085	// additional columns that are set by them will be avaible for us
1086	do_action('load-edit.php');
1087
1088	// some plugins directly hook into get_column_headers, such as woocommerce
1089	$columns = get_column_headers( 'edit-'.$post_type );
1090
1091	// get default columns
1092	if ( empty($columns) ) {
1093
1094	// deprecated as of wp3.3
1095	if ( file_exists(ABSPATH . 'wp-admin/includes/template.php') )
1096	require_once(ABSPATH . 'wp-admin/includes/template.php');
1097
1098	// introduced since wp3.3
1099	if ( file_exists(ABSPATH . 'wp-admin/includes/screen.php') )
1100	require_once(ABSPATH . 'wp-admin/includes/screen.php');
1101
1102	// used for getting columns
1103	if ( file_exists(ABSPATH . 'wp-admin/includes/class-wp-list-table.php') )
1104	require_once(ABSPATH . 'wp-admin/includes/class-wp-list-table.php');
1105	if ( file_exists(ABSPATH . 'wp-admin/includes/class-wp-posts-list-table.php') )
1106	require_once(ABSPATH . 'wp-admin/includes/class-wp-posts-list-table.php');
1107
1108	// As of WP Release 3.5 we can use the following.
1109	if ( version_compare( get_bloginfo('version'), '3.4.10', '>=' ) ) {
1110
1111	$table = new WP_Posts_List_Table( array( 'screen' => $post_type ) );
1112	$columns = $table->get_columns();
1113	}
1114
1115	// WP versions older then 3.5
1116	// @todo: make this deprecated
1117	else {
1118
1119	// we need to change the current screen... first lets save original
1120	$org_current_screen = $current_screen;
1121
1122	// prevent php warning
1123	if ( !isset($current_screen) ) $current_screen = new stdClass;
1124
1125	// overwrite current_screen global with our post type of choose...
1126	$current_screen->post_type = $post_type;
1127
1128	// ...so we can get its columns
1129	$columns = WP_Posts_List_Table::get_columns();
1130
1131	// reset current screen
1132	$current_screen = $org_current_screen;
1133	}
1134	}
1135
1136	if ( empty ( $columns ) )
1137	return false;
1138
1139	// change to uniform format
1140	$columns = $this->get_uniform_format($columns);
1141
1142	// add sorting to some of the default links columns
1143	$columns = $this->set_sorting_to_default_posts_columns($columns);
1144
1145	return $columns;
1146	}
1147
1148	/**
1149	* Add Sorting to WP default Posts columns
1150	*
1151	* @since 1.4.5
1152	*/
1153	private function set_sorting_to_default_posts_columns($columns)
1154	{
1155	// categories
1156	if ( !empty($columns['categories']) ) {
1157	$columns['categories']['options']['sortorder'] = 'on';
1158	}
1159	// tags
1160	if ( !empty($columns['tags']) ) {
1161	$columns['tags']['options']['sortorder'] = 'on';
1162	}
1163	return $columns;
1164	}
1165
1166	/**
1167	* Get WP default users columns per post type.
1168	*
1169	* @since 1.1
1170	*/
1171	private function get_wp_default_users_columns()
1172	{
1173	if ( file_exists(ABSPATH . 'wp-admin/includes/class-wp-list-table.php') )
1174	require_once(ABSPATH . 'wp-admin/includes/class-wp-list-table.php');
1175	if ( file_exists(ABSPATH . 'wp-admin/includes/class-wp-users-list-table.php') )
1176	require_once(ABSPATH . 'wp-admin/includes/class-wp-users-list-table.php');
1177
1178	// turn off site users
1179	$this->is_site_users = false;
1180
1181	// get users columns
1182	$columns = WP_Users_List_Table::get_columns();
1183
1184	// change to uniform format
1185	$columns = $this->get_uniform_format($columns);
1186
1187	return apply_filters('cpac-default-users-columns', $columns);
1188	}
1189
1190	/**
1191	* Get WP default media columns.
1192	*
1193	* @since 1.2.1
1194	*/
1195	private function get_wp_default_media_columns()
1196	{
1197	// @todo could use _get_list_table('WP_Media_List_Table') ?
1198	if ( file_exists(ABSPATH . 'wp-admin/includes/class-wp-list-table.php') )
1199	require_once(ABSPATH . 'wp-admin/includes/class-wp-list-table.php');
1200	if ( file_exists(ABSPATH . 'wp-admin/includes/class-wp-media-list-table.php') )
1201	require_once(ABSPATH . 'wp-admin/includes/class-wp-media-list-table.php');
1202
1203	// As of WP Release 3.5 we can use the following.
1204	if ( version_compare( get_bloginfo('version'), '3.4.10', '>=' ) ) {
1205
1206	$table = new WP_Media_List_Table(array( 'screen' => 'upload' ));
1207	$columns = $table->get_columns();
1208	}
1209
1210	// WP versions older then 3.5
1211	// @todo: make this deprecated
1212	else {
1213
1214	global $current_screen;
1215
1216	// save original
1217	$org_current_screen = $current_screen;
1218
1219	// prevent php warning
1220	if ( !isset($current_screen) ) $current_screen = new stdClass;
1221
1222	// overwrite current_screen global with our media id...
1223	$current_screen->id = 'upload';
1224
1225	// init media class
1226	$wp_media = new WP_Media_List_Table;
1227
1228	// get media columns
1229	$columns = $wp_media->get_columns();
1230
1231	// reset current screen
1232	$current_screen = $org_current_screen;
1233	}
1234
1235	// change to uniform format
1236	$columns = $this->get_uniform_format($columns);
1237
1238	return apply_filters('cpac-default-media-columns', $columns);
1239	}
1240
1241	/**
1242	* Get WP default links columns.
1243	*
1244	* @since 1.3.1
1245	*/
1246	private function get_wp_default_links_columns()
1247	{
1248	// dependencies
1249	if ( file_exists(ABSPATH . 'wp-admin/includes/class-wp-list-table.php') )
1250	require_once(ABSPATH . 'wp-admin/includes/class-wp-list-table.php');
1251	if ( file_exists(ABSPATH . 'wp-admin/includes/class-wp-links-list-table.php') )
1252	require_once(ABSPATH . 'wp-admin/includes/class-wp-links-list-table.php');
1253
1254	// get links columns
1255	$columns = WP_Links_List_Table::get_columns();
1256
1257	// change to uniform format
1258	$columns = $this->get_uniform_format($columns);
1259
1260	// add sorting to some of the default links columns
1261	$columns = $this->set_sorting_to_default_links_columns($columns);
1262
1263	return apply_filters('cpac-default-links-columns', $columns);
1264	}
1265
1266	/**
1267	* Add Sorting to WP default links columns
1268	*
1269	* @since 1.4
1270	*/
1271	private function set_sorting_to_default_links_columns($columns)
1272	{
1273	// Relationship
1274	if ( !empty($columns['rel']) ) {
1275	$columns['rel']['options']['sortorder'] = 'on';
1276	}
1277	return $columns;
1278	}
1279
1280	/**
1281	* Get WP default links columns.
1282	*
1283	* @since 1.3.1
1284	*/
1285	private function get_wp_default_comments_columns()
1286	{
1287	// dependencies
1288	if ( file_exists(ABSPATH . 'wp-admin/includes/class-wp-list-table.php') )
1289	require_once(ABSPATH . 'wp-admin/includes/class-wp-list-table.php');
1290	if ( file_exists(ABSPATH . 'wp-admin/includes/class-wp-comments-list-table.php') )
1291	require_once(ABSPATH . 'wp-admin/includes/class-wp-comments-list-table.php');
1292
1293	// As of WP Release 3.5 we can use the following.
1294	if ( version_compare( get_bloginfo('version'), '3.4.10', '>=' ) ) {
1295
1296	$table = new WP_Comments_List_Table( array( 'screen' => 'edit-comments' ) );
1297	$columns = $table->get_columns();
1298	}
1299
1300	// WP versions older then 3.5
1301	// @todo: make this deprecated
1302	else {
1303
1304	global $current_screen;
1305
1306	// save original
1307	$org_current_screen = $current_screen;
1308
1309	// prevent php warning
1310	if ( !isset($current_screen) ) $current_screen = new stdClass;
1311
1312	// overwrite current_screen global with our media id...
1313	$current_screen->id = 'edit-comments';
1314
1315	// init table object
1316	$wp_comment = new WP_Comments_List_Table;
1317
1318	// get comments
1319	$columns = $wp_comment->get_columns();
1320
1321	// reset current screen
1322	$current_screen = $org_current_screen;
1323	}
1324
1325	// change to uniform format
1326	$columns = $this->get_uniform_format($columns);
1327
1328	// add sorting to some of the default links columns
1329	$columns = $this->set_sorting_to_default_comments_columns($columns);
1330
1331	return apply_filters('cpac-default-comments-columns', $columns);
1332	}
1333
1334	/**
1335	* Add Sorting to WP default comments columns
1336	*
1337	* @since 1.4
1338	*/
1339	private function set_sorting_to_default_comments_columns($columns)
1340	{
1341	// Comment
1342	if ( !empty($columns['comment']) ) {
1343	$columns['comment']['options']['sortorder'] = 'on';
1344	}
1345	return $columns;
1346	}
1347
1348	/**
1349	* Build uniform format for all columns
1350	*
1351	* @since 1.0
1352	*/
1353	private function get_uniform_format($columns)
1354	{
1355	// we remove the checkbox column as an option...
1356	if ( isset($columns['cb']) )
1357	unset($columns['cb']);
1358
1359	// change to uniform format
1360	$uniform_columns = array();
1361	foreach ( (array) $columns as $id => $label ) {
1362	$hide_options = false;
1363	$type_label = $label;
1364
1365	// comment exception
1366	if ( 'comments' == $id ) {
1367	$label = '';
1368	$type_label = __('Comments', CPAC_TEXTDOMAIN);
1369	$hide_options = true;
1370	}
1371
1372	// user icon exception
1373	if ( $id == 'icon' ) {
1374	$type_label = __('Icon', CPAC_TEXTDOMAIN);
1375	}
1376
1377	$uniform_columns[$id] = array(
1378	'label' => $label,
1379	'state' => 'on',
1380	'options' => array(
1381	'type_label' => $type_label,
1382	'hide_options' => $hide_options,
1383	'class' => 'cpac-box-wp-native',
1384	)
1385	);
1386	}
1387	return $uniform_columns;
1388	}
1389
1390	/**
1391	* Custom posts columns
1392	*
1393	* @since 1.0
1394	*/
1395	private function get_custom_posts_columns($post_type)
1396	{
1397	$custom_columns = array(
1398	'column-featured_image' => array(
1399	'label' => __('Featured Image', CPAC_TEXTDOMAIN)
1400	),
1401	'column-excerpt' => array(
1402	'label' => __('Excerpt', CPAC_TEXTDOMAIN)
1403	),
1404	'column-order' => array(
1405	'label' => __('Page Order', CPAC_TEXTDOMAIN)
1406	),
1407	'column-post_formats' => array(
1408	'label' => __('Post Format', CPAC_TEXTDOMAIN)
1409	),
1410	'column-postid' => array(
1411	'label' => __('ID', CPAC_TEXTDOMAIN)
1412	),
1413	'column-page-slug' => array(
1414	'label' => __('Slug', CPAC_TEXTDOMAIN)
1415	),
1416	'column-attachment' => array(
1417	'label' => __('Attachment', CPAC_TEXTDOMAIN)
1418	),
1419	'column-attachment-count' => array(
1420	'label' => __('No. of Attachments', CPAC_TEXTDOMAIN)
1421	),
1422	'column-roles' => array(
1423	'label' => __('Roles', CPAC_TEXTDOMAIN)
1424	),
1425	'column-status' => array(
1426	'label' => __('Status', CPAC_TEXTDOMAIN)
1427	),
1428	'column-comment-status' => array(
1429	'label' => __('Comment status', CPAC_TEXTDOMAIN)
1430	),
1431	'column-ping-status' => array(
1432	'label' => __('Ping status', CPAC_TEXTDOMAIN)
1433	),
1434	'column-actions' => array(
1435	'label' => __('Actions', CPAC_TEXTDOMAIN),
1436	'options' => array(
1437	'sortorder' => false
1438	)
1439	),
1440	'column-modified' => array(
1441	'label' => __('Last modified', CPAC_TEXTDOMAIN)
1442	),
1443	'column-comment-count' => array(
1444	'label' => __('Comment count', CPAC_TEXTDOMAIN)
1445	),
1446	'column-author-name' => array(
1447	'label' => __('Display Author As', CPAC_TEXTDOMAIN),
1448	'display_as' => ''
1449	),
1450	'column-before-moretag' => array(
1451	'label' => __('Before More Tag', CPAC_TEXTDOMAIN)
1452	)
1453	);
1454
1455	// Word count support
1456	if ( post_type_supports($post_type, 'editor') ) {
1457	$custom_columns['column-word-count'] = array(
1458	'label' => __('Word count', CPAC_TEXTDOMAIN)
1459	);
1460	}
1461
1462	// Sticky support
1463	if ( $post_type == 'post' ) {
1464	$custom_columns['column-sticky'] = array(
1465	'label' => __('Sticky', CPAC_TEXTDOMAIN)
1466	);
1467	}
1468
1469	// Order support
1470	if ( post_type_supports($post_type, 'page-attributes') ) {
1471	$custom_columns['column-order'] = array(
1472	'label' => __('Page Order', CPAC_TEXTDOMAIN),
1473	'options' => array(
1474	'type_label' => __('Order', CPAC_TEXTDOMAIN)
1475	)
1476	);
1477	}
1478
1479	// Page Template
1480	if ( $post_type == 'page' ) {
1481	$custom_columns['column-page-template'] = array(
1482	'label' => __('Page Template', CPAC_TEXTDOMAIN)
1483	);
1484	}
1485
1486	// Post Formats
1487	if ( post_type_supports($post_type, 'post-formats') ) {
1488	$custom_columns['column-post_formats'] = array(
1489	'label' => __('Post Format', CPAC_TEXTDOMAIN)
1490	);
1491	}
1492
1493	// Taxonomy support
1494	$taxonomies = get_object_taxonomies($post_type, 'objects');
1495	if ( $taxonomies ) {
1496	foreach ( $taxonomies as $tax_slug => $tax ) {
1497	if ( $tax_slug != 'post_tag' && $tax_slug != 'category' && $tax_slug != 'post_format' ) {
1498	$custom_columns['column-taxonomy-'.$tax->name] = array(
1499	'label' => $tax->label,
1500	'show_filter' => true,
1501	'options' => array(
1502	'type_label' => __('Taxonomy', CPAC_TEXTDOMAIN)
1503	)
1504	);
1505	}
1506	}
1507	}
1508
1509	// Custom Field support
1510	if ( $this->get_meta_by_type($post_type) ) {
1511	$custom_columns['column-meta-1'] = array(
1512	'label' => __('Custom Field', CPAC_TEXTDOMAIN),
1513	'field' => '',
1514	'field_type' => '',
1515	'before' => '',
1516	'after' => '',
1517	'options' => array(
1518	'type_label' => __('Field', CPAC_TEXTDOMAIN),
1519	'class' => 'cpac-box-metafield'
1520	)
1521	);
1522	}
1523
1524	// merge with defaults
1525	$custom_columns = $this->parse_defaults($custom_columns);
1526
1527	return apply_filters('cpac-custom-posts-columns', $custom_columns);
1528	}
1529
1530	/**
1531	* Custom users columns
1532	*
1533	* @since 1.1
1534	*/
1535	private function get_custom_users_columns()
1536	{
1537	$custom_columns = array(
1538	'column-user_id' => array(
1539	'label' => __('User ID', CPAC_TEXTDOMAIN)
1540	),
1541	'column-nickname' => array(
1542	'label' => __('Nickname', CPAC_TEXTDOMAIN)
1543	),
1544	'column-first_name' => array(
1545	'label' => __('First name', CPAC_TEXTDOMAIN)
1546	),
1547	'column-last_name' => array(
1548	'label' => __('Last name', CPAC_TEXTDOMAIN)
1549	),
1550	'column-user_url' => array(
1551	'label' => __('Url', CPAC_TEXTDOMAIN)
1552	),
1553	'column-user_registered' => array(
1554	'label' => __('Registered', CPAC_TEXTDOMAIN)
1555	),
1556	'column-user_description' => array(
1557	'label' => __('Description', CPAC_TEXTDOMAIN)
1558	),
1559	'column-actions' => array(
1560	'label' => __('Actions', CPAC_TEXTDOMAIN),
1561	'options' => array(
1562	'sortorder' => false
1563	)
1564	),
1565	);
1566
1567	// User total number of posts
1568	foreach ( self::get_post_types() as $post_type ) {
1569	$label = $this->get_plural_name($post_type);
1570	$custom_columns['column-user_postcount-'.$post_type] = array(
1571	'label' => __( sprintf('No. of %s',$label), CPAC_TEXTDOMAIN),
1572	'options' => array(
1573	'type_label' => __('Postcount', CPAC_TEXTDOMAIN)
1574	)
1575	);
1576	}
1577
1578	// Custom Field support
1579	$custom_columns['column-meta-1'] = array(
1580	'label' => __('Custom Field', CPAC_TEXTDOMAIN),
1581	'field' => '',
1582	'field_type' => '',
1583	'before' => '',
1584	'after' => '',
1585	'options' => array(
1586	'type_label' => __('Field', CPAC_TEXTDOMAIN),
1587	'class' => 'cpac-box-metafield'
1588	)
1589	);
1590
1591	// merge with defaults
1592	$custom_columns = $this->parse_defaults($custom_columns);
1593
1594	return apply_filters('cpac-custom-users-columns', $custom_columns);
1595	}
1596
1597	/**
1598	* Custom media columns
1599	*
1600	* @since 1.3
1601	*/
1602	private function get_custom_media_columns()
1603	{
1604	$custom_columns = array(
1605	'column-mediaid' => array(
1606	'label' => __('ID', CPAC_TEXTDOMAIN)
1607	),
1608	'column-mime_type' => array(
1609	'label' => __('Mime type', CPAC_TEXTDOMAIN)
1610	),
1611	'column-file_name' => array(
1612	'label' => __('File name', CPAC_TEXTDOMAIN)
1613	),
1614	'column-dimensions' => array(
1615	'label' => __('Dimensions', CPAC_TEXTDOMAIN)
1616	),
1617	'column-height' => array(
1618	'label' => __('Height', CPAC_TEXTDOMAIN)
1619	),
1620	'column-width' => array(
1621	'label' => __('Width', CPAC_TEXTDOMAIN)
1622	),
1623	'column-caption' => array(
1624	'label' => __('Caption', CPAC_TEXTDOMAIN)
1625	),
1626	'column-description' => array(
1627	'label' => __('Description', CPAC_TEXTDOMAIN)
1628	),
1629	'column-alternate_text' => array(
1630	'label' => __('Alt', CPAC_TEXTDOMAIN)
1631	),
1632	'column-file_paths' => array(
1633	'label' => __('Upload paths', CPAC_TEXTDOMAIN),
1634	'options' => array(
1635	'sortorder' => false
1636	)
1637	),
1638	'column-actions' => array(
1639	'label' => __('Actions', CPAC_TEXTDOMAIN),
1640	'options' => array(
1641	'sortorder' => false
1642	)
1643	),
1644	'column-filesize' => array(
1645	'label' => __('File size', CPAC_TEXTDOMAIN)
1646	)
1647	);
1648
1649	// Get extended image metadata, exif or iptc as available.
1650	// uses exif_read_data()
1651	if ( function_exists('exif_read_data') ) {
1652	$custom_columns = array_merge( $custom_columns, array(
1653	'column-image-aperture' => array(
1654	'label' => __('Aperture', CPAC_TEXTDOMAIN),
1655	'options' => array(
1656	'type_label' => __('Aperture EXIF', CPAC_TEXTDOMAIN)
1657	)
1658	),
1659	'column-image-credit' => array(
1660	'label' => __('Credit', CPAC_TEXTDOMAIN),
1661	'options' => array(
1662	'type_label' => __('Credit EXIF', CPAC_TEXTDOMAIN)
1663	)
1664	),
1665	'column-image-camera' => array(
1666	'label' => __('Camera', CPAC_TEXTDOMAIN),
1667	'options' => array(
1668	'type_label' => __('Camera EXIF', CPAC_TEXTDOMAIN)
1669	)
1670	),
1671	'column-image-caption' => array(
1672	'label' => __('Caption', CPAC_TEXTDOMAIN),
1673	'options' => array(
1674	'type_label' => __('Caption EXIF', CPAC_TEXTDOMAIN)
1675	)
1676	),
1677	'column-image-created_timestamp' => array(
1678	'label' => __('Timestamp', CPAC_TEXTDOMAIN),
1679	'options' => array(
1680	'type_label' => __('Timestamp EXIF', CPAC_TEXTDOMAIN)
1681	)
1682	),
1683	'column-image-copyright' => array(
1684	'label' => __('Copyright', CPAC_TEXTDOMAIN),
1685	'options' => array(
1686	'type_label' => __('Copyright EXIF', CPAC_TEXTDOMAIN)
1687	)
1688	),
1689	'column-image-focal_length' => array(
1690	'label' => __('Focal Length', CPAC_TEXTDOMAIN),
1691	'options' => array(
1692	'type_label' => __('Focal Length EXIF', CPAC_TEXTDOMAIN)
1693	)
1694	),
1695	'column-image-iso' => array(
1696	'label' => __('ISO', CPAC_TEXTDOMAIN),
1697	'options' => array(
1698	'type_label' => __('ISO EXIF', CPAC_TEXTDOMAIN)
1699	)
1700	),
1701	'column-image-shutter_speed' => array(
1702	'label' => __('Shutter Speed', CPAC_TEXTDOMAIN),
1703	'options' => array(
1704	'type_label' => __('Shutter Speed EXIF', CPAC_TEXTDOMAIN)
1705	)
1706	),
1707	'column-image-title' => array(
1708	'label' => __('Title', CPAC_TEXTDOMAIN),
1709	'options' => array(
1710	'type_label' => __('Title EXIF', CPAC_TEXTDOMAIN)
1711	)
1712	)
1713	));
1714	}
1715
1716	// Custom Field support
1717	if ( $this->get_meta_by_type('wp-media') ) {
1718	$custom_columns['column-meta-1'] = array(
1719	'label' => __('Custom Field', CPAC_TEXTDOMAIN),
1720	'field' => '',
1721	'field_type' => '',
1722	'before' => '',
1723	'after' => '',
1724	'options' => array(
1725	'type_label' => __('Field', CPAC_TEXTDOMAIN),
1726	'class' => 'cpac-box-metafield'
1727	)
1728	);
1729	}
1730
1731	// merge with defaults
1732	$custom_columns = $this->parse_defaults($custom_columns);
1733
1734	return apply_filters('cpac-custom-media-columns', $custom_columns);
1735	}
1736
1737	/**
1738	* Custom links columns
1739	*
1740	* @since 1.3.1
1741	*/
1742	private function get_custom_links_columns()
1743	{
1744	$custom_columns = array(
1745	'column-link_id' => array (
1746	'label' => __('ID', CPAC_TEXTDOMAIN)
1747	),
1748	'column-description' => array (
1749	'label' => __('Description', CPAC_TEXTDOMAIN)
1750	),
1751	'column-image' => array(
1752	'label' => __('Image', CPAC_TEXTDOMAIN)
1753	),
1754	'column-target' => array(
1755	'label' => __('Target', CPAC_TEXTDOMAIN)
1756	),
1757	'column-owner' => array(
1758	'label' => __('Owner', CPAC_TEXTDOMAIN)
1759	),
1760	'column-notes' => array(
1761	'label' => __('Notes', CPAC_TEXTDOMAIN)
1762	),
1763	'column-rss' => array(
1764	'label' => __('Rss', CPAC_TEXTDOMAIN)
1765	),
1766	'column-length' => array(
1767	'label' => __('Length', CPAC_TEXTDOMAIN)
1768	),
1769	'column-actions' => array(
1770	'label' => __('Actions', CPAC_TEXTDOMAIN),
1771	'options' => array(
1772	'sortorder' => false
1773	)
1774	)
1775	);
1776
1777	// merge with defaults
1778	$custom_columns = $this->parse_defaults($custom_columns);
1779
1780	return apply_filters('cpac-custom-links-columns', $custom_columns);
1781	}
1782
1783	/**
1784	* Custom comments columns
1785	*
1786	* @since 1.3.1
1787	*/
1788	private function get_custom_comments_columns()
1789	{
1790	$custom_columns = array(
1791	'column-comment_id' => array(
1792	'label' => __('ID', CPAC_TEXTDOMAIN)
1793	),
1794	'column-author_author' => array(
1795	'label' => __('Author Name', CPAC_TEXTDOMAIN)
1796	),
1797	'column-author_avatar' => array(
1798	'label' => __('Avatar', CPAC_TEXTDOMAIN)
1799	),
1800	'column-author_url' => array(
1801	'label' => __('Author url', CPAC_TEXTDOMAIN)
1802	),
1803	'column-author_ip' => array(
1804	'label' => __('Author IP', CPAC_TEXTDOMAIN)
1805	),
1806	'column-author_email' => array(
1807	'label' => __('Author email', CPAC_TEXTDOMAIN)
1808	),
1809	'column-reply_to' => array(
1810	'label' => __('In Reply To', CPAC_TEXTDOMAIN),
1811	'options' => array(
1812	'sortorder' => false
1813	)
1814	),
1815	'column-approved' => array(
1816	'label' => __('Approved', CPAC_TEXTDOMAIN)
1817	),
1818	'column-date' => array(
1819	'label' => __('Date', CPAC_TEXTDOMAIN)
1820	),
1821	'column-date_gmt' => array(
1822	'label' => __('Date GMT', CPAC_TEXTDOMAIN)
1823	),
1824	'column-agent' => array(
1825	'label' => __('Agent', CPAC_TEXTDOMAIN)
1826	),
1827	'column-excerpt' => array(
1828	'label' => __('Excerpt', CPAC_TEXTDOMAIN)
1829	),
1830	'column-actions' => array(
1831	'label' => __('Actions', CPAC_TEXTDOMAIN),
1832	'options' => array(
1833	'sortorder' => false
1834	)
1835	),
1836	'column-word-count' => array(
1837	'label' => __('Word count', CPAC_TEXTDOMAIN),
1838	'options' => array(
1839	'sortorder' => false
1840	)
1841	)
1842	);
1843
1844	// Custom Field support
1845	if ( $this->get_meta_by_type('wp-comments') ) {
1846	$custom_columns['column-meta-1'] = array(
1847	'label' => __('Custom Field', CPAC_TEXTDOMAIN),
1848	'field' => '',
1849	'field_type' => '',
1850	'before' => '',
1851	'after' => '',
1852	'options' => array(
1853	'type_label' => __('Field', CPAC_TEXTDOMAIN),
1854	'class' => 'cpac-box-metafield',
1855	'sortorder' => false,
1856	)
1857	);
1858	}
1859
1860	// merge with defaults
1861	$custom_columns = $this->parse_defaults($custom_columns);
1862
1863	return apply_filters('cpac-custom-comments-columns', $custom_columns);
1864	}
1865
1866	/**
1867	* Parse defaults
1868	*
1869	* @since 1.1
1870	*/
1871	private function parse_defaults($columns)
1872	{
1873	// default arguments
1874	$defaults = array(
1875
1876	// stored values
1877	'label' => '', // custom label
1878	'state' => '', // display state
1879	'width' => '', // column width
1880
1881	// static values
1882	'options' => array(
1883	'type_label' => __('Custom', CPAC_TEXTDOMAIN),
1884	'hide_options' => false,
1885	'class' => 'cpac-box-custom',
1886	'sortorder' => 'on',
1887	)
1888	);
1889
1890	// parse args
1891	foreach ( $columns as $k => $column ) {
1892	$c[$k] = wp_parse_args( $column, $defaults);
1893
1894	// parse options args
1895	if ( isset($column['options']) )
1896	$c[$k]['options'] = wp_parse_args( $column['options'], $defaults['options']);
1897
1898	// set type label
1899	if ( empty($column['options']['type_label']) && !empty($column['label']) )
1900	$c[$k]['options']['type_label'] = $column['label'];
1901	}
1902
1903	return $c;
1904	}
1905
1906	/**
1907	* Admin requests for orderby column
1908	*
1909	* @since 1.0
1910	*/
1911	public static function get_stored_columns($type)
1912	{
1913	// get plugin options
1914	$options = get_option('cpac_options');
1915
1916	// get saved columns
1917	if ( !empty($options['columns'][$type]) )
1918	return $options['columns'][$type];
1919
1920	return false;
1921	}
1922
1923	/**
1924	* Post Type Menu
1925	*
1926	* @since 1.0
1927	*/
1928	private function get_menu()
1929	{
1930	// set
1931	$menu = '';
1932	$count = 1;
1933
1934	// referer
1935	$referer = ! empty($_REQUEST['cpac_type']) ? $_REQUEST['cpac_type'] : '';
1936
1937	// loop
1938	foreach ( $this->get_types() as $type ) {
1939	$label = $this->get_singular_name($type);
1940	$clean_label = $this->sanitize_string($type);
1941
1942	// divider
1943	$divider = $count++ == 1 ? '' : ' \| ';
1944
1945	// current
1946	$current = '';
1947	if ( $this->is_menu_type_current($type) )
1948	$current = ' class="current"';
1949
1950	// menu list
1951	$menu .= "
1952	<li>{$divider}<a{$current} href='#cpac-box-{$clean_label}'>{$label}</a></li>
1953	";
1954	}
1955
1956	// settings url
1957	$class_current_settings = $this->is_menu_type_current('plugin_settings') ? ' current': '';
1958
1959	// options button
1960	$options_btn = "<a href='#cpac-box-plugin_settings' class='cpac-settings-link{$class_current_settings}'>".__('Addons', CPAC_TEXTDOMAIN)."</a>";
1961	//$options_btn = '';
1962
1963	return "
1964	<div class='cpac-menu'>
1965	<ul class='subsubsub'>
1966	{$menu}
1967	</ul>
1968	{$options_btn}
1969	</div>
1970	";
1971	}
1972
1973	/**
1974	* Checks if menu type is currently viewed
1975	*
1976	* @since 1.0
1977	*/
1978	private function is_menu_type_current( $type )
1979	{
1980	// referer
1981	$referer = ! empty($_REQUEST['cpac_type']) ? $_REQUEST['cpac_type'] : '';
1982
1983	// get label
1984	$clean_label = $this->sanitize_string($type);
1985
1986	// get first element from post-types
1987	$first = array_shift( array_values($this->post_types) );
1988
1989	// display the page that was being viewed before saving
1990	if ( $referer ) {
1991	if ( $referer == 'cpac-box-'.$clean_label ) {
1992	return true;
1993	}
1994
1995	// settings page has not yet been saved
1996	} elseif ( $first == $type ) {
1997	return true;
1998	}
1999
2000	return false;
2001	}
2002
2003	/**
2004	* Get singular name of post type
2005	*
2006	* @since 1.0
2007	*/
2008	private function get_singular_name( $type )
2009	{
2010	// Links
2011	if ( $type == 'wp-links' )
2012	$label = __('Links');
2013
2014	// Comments
2015	elseif ( $type == 'wp-comments' )
2016	$label = __('Comments');
2017
2018	// Users
2019	elseif ( $type == 'wp-users' )
2020	$label = __('Users');
2021
2022	// Media
2023	elseif ( $type == 'wp-media' )
2024	$label = __('Media Library');
2025
2026	// Posts
2027	else {
2028	$posttype_obj = get_post_type_object($type);
2029	$label = $posttype_obj->labels->singular_name;
2030	}
2031
2032	return $label;
2033	}
2034
2035	/**
2036	* Get plural name of post type
2037	*
2038	* @since 1.3.1
2039	*/
2040	private function get_plural_name( $type )
2041	{
2042	$posttype_obj = get_post_type_object($type);
2043	if ( $posttype_obj )
2044	return $posttype_obj->labels->name;
2045
2046	return false;
2047	}
2048
2049	/**
2050	* Get screen link to overview screen
2051	*
2052	* @since 1.3.1
2053	*/
2054	private function get_type_screen_link( $type )
2055	{
2056	// Links
2057	if ( $type == 'wp-comments' )
2058	$link = get_admin_url() . 'edit-comments.php';
2059
2060	// Links
2061	if ( $type == 'wp-links' )
2062	$link = get_admin_url() . 'link-manager.php';
2063
2064	// Users
2065	if ( $type == 'wp-users' )
2066	$link = get_admin_url() . 'users.php';
2067
2068	// Media
2069	elseif ( $type == 'wp-media' )
2070	$link = get_admin_url() . 'upload.php';
2071
2072	// Posts
2073	else
2074	$link = get_admin_url() . "edit.php?post_type={$type}";
2075
2076	return $link;
2077	}
2078
2079	/**
2080	* Sanitize label
2081	*
2082	* Uses intern wordpress function esc_url so it matches the label sorting url.
2083	*
2084	* @since 1.0
2085	*/
2086	protected function sanitize_string($string)
2087	{
2088	$string = esc_url($string);
2089	$string = str_replace('http://','', $string);
2090	$string = str_replace('https://','', $string);
2091
2092	return $string;
2093	}
2094
2095	/**
2096	* Checks if column-meta key exists
2097	*
2098	* @since 1.0
2099	*/
2100	public static function is_column_meta( $id = '' )
2101	{
2102	if ( strpos($id, 'column-meta-') !== false )
2103	return true;
2104
2105	return false;
2106	}
2107
2108	/**
2109	* Get the posttype from columnname
2110	*
2111	* @since 1.3.1
2112	*/
2113	public static function get_posttype_by_postcount_column( $id = '' )
2114	{
2115	if ( strpos($id, 'column-user_postcount-') !== false )
2116	return str_replace('column-user_postcount-', '', $id);
2117
2118	return false;
2119	}
2120
2121	/**
2122	* Get column value of post attachments
2123	*
2124	* @since 1.2.1
2125	*/
2126	public static function get_attachment_ids( $post_id )
2127	{
2128	return get_posts(array(
2129	'post_type' => 'attachment',
2130	'numberposts' => -1,
2131	'post_status' => null,
2132	'post_parent' => $post_id,
2133	'fields' => 'ids'
2134	));
2135	}
2136
2137	/**
2138	* Strip tags and trim
2139	*
2140	* @since 1.3
2141	*/
2142	public static function strip_trim($string)
2143	{
2144	return trim(strip_tags($string));
2145	}
2146
2147	/**
2148	* Admin body class
2149	*
2150	* @since 1.4
2151	*/
2152	function admin_class( $classes )
2153	{
2154	global $current_screen;
2155
2156	// we dont need the 'edit-' part
2157	$screen = str_replace('edit-', '', $current_screen->id);
2158
2159	// media library exception
2160	if ( $current_screen->base == 'upload' && $current_screen->id == 'upload' ) {
2161	$screen = 'media';
2162	}
2163
2164	// link exception
2165	if ( $current_screen->base == 'link-manager' && $current_screen->id == 'link-manager' ) {
2166	$screen = 'links';
2167	}
2168
2169	// loop the available types
2170	foreach ( $this->get_types() as $type => $label ) {
2171
2172	// match against screen or wp-screen
2173	if ( $type == $screen \|\| $type == "wp-{$screen}" )
2174	$classes .= " cp-{$type}";
2175	}
2176
2177	return $classes;
2178	}
2179
2180
2181	/**
2182	* Admin CSS for Column width
2183	*
2184	* @since 1.4
2185	*/
2186	function admin_css()
2187	{
2188	$css = '';
2189
2190	// loop throug the available types...
2191	foreach ( $this->get_types() as $type ) {
2192	$cols = self::get_stored_columns($type);
2193	if ( $cols ) {
2194
2195	// loop through each available column...
2196	foreach ( $cols as $col_name => $col ) {
2197
2198	// and check for stored width and add it to the css
2199	if (!empty($col['width']) && is_numeric($col['width']) && $col['width'] > 0 ) {
2200	$css .= ".cp-{$type} .wrap table th.column-{$col_name} { width: {$col['width']}% !important; }";
2201	}
2202	}
2203	}
2204	}
2205
2206	echo "<style type='text/css'>{$css}</style>";
2207	}
2208
2209	/**
2210	* Ajax activation
2211	*
2212	* @since 1.3.1
2213	*/
2214	public function ajax_activation()
2215	{
2216	// keys
2217	$key = $_POST['key'];
2218	$type = $_POST['type'];
2219
2220	$licence = new cpac_licence( $type );
2221
2222	// update key
2223	if ( $key == 'remove' ) {
2224	$licence->remove_license_key();
2225	}
2226
2227	// set license key
2228	elseif ( $licence->check_remote_key( $key ) ) {
2229
2230	// set key
2231	$licence->set_license_key( $key );
2232
2233	// returned masked key
2234	echo json_encode( $licence->get_masked_license_key() );
2235	}
2236
2237	exit;
2238	}
2239
2240	/**
2241	* Add help tabs
2242	*
2243	* @since 1.3
2244	*/
2245	public function help_tabs($page)
2246	{
2247	$screen = get_current_screen();
2248
2249	if ( $screen->id != $this->admin_page \|\| ! method_exists($screen,'add_help_tab') )
2250	return;
2251
2252	$admin_url = get_admin_url();
2253
2254	// add help content
2255	$tabs = array(
2256	array(
2257	'title' => 'Overview',
2258	'content' => "
2259	<h5>Codepress Admin Columns</h5>
2260	<p>
2261	This plugin is for adding and removing additional columns to the administration screens for post(types), pages, media library, comments, links and users. Change the column's label and reorder them.
2262	</p>
2263
2264	"
2265	),
2266	array(
2267	'title' => 'Basics',
2268	'content' => "
2269	<h5>Show / Hide</h5>
2270	<p>
2271	You can switch columns on or off by cliking on the checkbox. This will show or hide each column heading.
2272	</p>
2273	<h5>Change order</h5>
2274	<p>
2275	By dragging the columns you can change the order which they will appear in.
2276	</p>
2277	<h5>Change label</h5>
2278	<p>
2279	By clicking on the triangle you will see the column options. Here you can change each label of the columns heading.
2280	</p>
2281	<h5>Change coluimn width</h5>
2282	<p>
2283	By clicking on the triangle you will see the column options. By using the draggable slider yo can set the width of the columns in percentages.
2284	</p>
2285	"
2286	),
2287	array(
2288	'title' => 'Custom Field',
2289	'content' => "
2290	<h5>'Custom Field' column</h5>
2291	<p>
2292	The custom field colum uses the custom fields from posts and users. There are 8 types which you can set.
2293	</p>
2294	<ul>
2295	<li><strong>Default</strong><br/>Value: Can be either a string or array. Arrays will be flattened and values are seperated by a ',' comma.</li>
2296	<li><strong>Image</strong><br/>Value: should only contain an image URL.</li>
2297	<li><strong>Media Library Icon</strong><br/>Value: should only contain Attachment IDs ( seperated by ',' ).</li>
2298	<li><strong>Excerpt</strong><br/>Value: This will show the first 20 words of the Post content.</li>
2299	<li><strong>Multiple Values</strong><br/>Value: should be an array. This will flatten any ( multi dimensional ) array.</li>
2300	<li><strong>Numeric</strong><br/>Value: Integers only.<br/>If you have the 'sorting addon' this will be used for sorting, so you can sort your posts on numeric (custom field) values.</li>
2301	<li><strong>Date</strong><br/>Value: Can be unix time stamp of date format as described in the <a href='http://codex.wordpress.org/Formatting_Date_and_Time'>Codex</a>. You can change the outputted date format at the <a href='{$admin_url}options-general.php'>general settings</a> page.</li>
2302	<li><strong>Post Titles</strong><br/>Value: can be one or more Post ID's (seperated by ',').</li>
2303	</ul>
2304	"
2305	)
2306	);
2307
2308	foreach ( $tabs as $k => $tab ) {
2309	$screen->add_help_tab(array(
2310	'id' => 'cpac-tab-'.$k, // unique id
2311	'title' => $tab['title'], // label
2312	'content' => $tab['content'], // body
2313	));
2314	}
2315	}
2316
2317	/**
2318	* Plugin Settings
2319	*
2320	* @since 1.3.1
2321	*/
2322	private function plugin_settings()
2323	{
2324	$class_current_settings = $this->is_menu_type_current('plugin_settings') ? ' current' : ' hidden'; '';
2325
2326	/** Sortable */
2327	$masked_key = '';
2328	$class_sortorder_activate = '';
2329	$class_sortorder_deactivate = ' hidden';
2330
2331	// is unlocked
2332	$licence = new cpac_licence('sortable');
2333
2334	if ( $licence->is_unlocked() ) {
2335	$masked_key = $licence->get_masked_license_key('sortable');
2336	$class_sortorder_activate = ' hidden';
2337	$class_sortorder_deactivate = '';
2338	}
2339
2340	// find out more
2341	$find_out_more = "<a href='{$this->codepress_url}/sortorder-addon/' class='button-primary alignright' target='_blank'>".__('find out more', CPAC_TEXTDOMAIN)." &raquo</a>";
2342
2343	// info box
2344	$sortable_tooltip = "
2345	<p>".__('This will make all of the new columns support sorting', CPAC_TEXTDOMAIN).".</p>
2346	<p>".__('By default WordPress let\'s you sort by title, date, comments and author. This will make you be able to <strong>sort by any column of any type!</strong>', CPAC_TEXTDOMAIN)."</p>
2347	<p>".__('Perfect for sorting your articles, media files, comments, links and users', CPAC_TEXTDOMAIN).".</p>
2348	<p class='description'>".__('(columns that are added by other plugins are not supported)', CPAC_TEXTDOMAIN).".</p>
2349	<img src='" . CPAC_URL.'/assets/images/addon_sortable_1.png' . "' alt='' />
2350	{$find_out_more}
2351	";
2352
2353	// addons
2354	$addons = "
2355	<tr>
2356	<td colspan='2'>
2357	<h2>".__('Activate Add-ons', CPAC_TEXTDOMAIN)."</h2>
2358	<p>".__('Add-ons can be unlocked by purchasing a license key. Each key can be used on multiple sites', CPAC_TEXTDOMAIN)." <a target='_blank' href='{$this->codepress_url}/sortorder-addon/'>Visit the Plugin Store</a>.</p>
2359	<table class='widefat addons'>
2360	<thead>
2361	<tr>
2362	<th class='activation_type'>".__('Addon', CPAC_TEXTDOMAIN)."</th>
2363	<th class='activation_status'>".__('Status', CPAC_TEXTDOMAIN)."</th>
2364	<th class='activation_code'>".__('Activation Code', CPAC_TEXTDOMAIN)."</th>
2365	<th class='activation_more'></th>
2366	</tr>
2367	</thead>
2368	<tbody>
2369	<tr id='cpac-activation-sortable' class='last'>
2370	<td class='activation_type'>
2371	<span>" . __('Sortorder', CPAC_TEXTDOMAIN) . "</span>
2372	<div class='cpac-tooltip hidden'>
2373	<div class='qtip_title'>" . __('Sortorder', CPAC_TEXTDOMAIN) . "</div>
2374	<div class='qtip_content'>
2375	<p>" . __($sortable_tooltip, CPAC_TEXTDOMAIN) . "</p>
2376	</div>
2377	</div>
2378	</td>
2379	<td class='activation_status'>
2380	<div class='activate{$class_sortorder_activate}'>
2381	" . __('Inactive', CPAC_TEXTDOMAIN) . "
2382	</div>
2383	<div class='deactivate{$class_sortorder_deactivate}'>
2384	" . __('Active', CPAC_TEXTDOMAIN) . "
2385	</div>
2386	</td>
2387	<td class='activation_code'>
2388	<div class='activate{$class_sortorder_activate}'>
2389	<input type='text' value='" . __('Fill in your activation code', CPAC_TEXTDOMAIN) . "' name='cpac-sortable-key'>
2390	<a href='javascript:;' class='button'>" . __('Activate', CPAC_TEXTDOMAIN) . "<span></span></a>
2391	</div>
2392	<div class='deactivate{$class_sortorder_deactivate}'>
2393	<span class='masked_key'>{$masked_key}</span>
2394	<a href='javascript:;' class='button'>" . __('Deactivate', CPAC_TEXTDOMAIN) . "<span></span></a>
2395	</div>
2396	<div class='activation-error-msg'></div>
2397	</td>
2398	<td class='activation_more'>{$find_out_more}</td>
2399	</tr><!-- #cpac-activation-sortable -->
2400	</tbody>
2401	</table>
2402	<div class='addon-translation-string hidden'>
2403	<span class='tstring-fill-in'>" . __('Enter your activation code', CPAC_TEXTDOMAIN) . "</span>
2404	<span class='tstring-unrecognised'>" . __('Activation code unrecognised', CPAC_TEXTDOMAIN) . "</span>
2405	</div>
2406	</td>
2407	</tr>
2408	";
2409
2410	// general options
2411	$general_options = "
2412	<!--
2413	<tr class='last'>
2414	<td colspan='2'>
2415	<h2>Options</h2>
2416	<ul class='cpac-options'>
2417	<li>
2418	<div class='cpac-option-label'>Thumbnail size</div>
2419	<div class='cpac-option-inputs'>
2420	<input type='text' id='thumbnail_size_w' class='small-text' name='cpac_options[settings][thumb_width]' value='80'/>
2421	<label for='thumbnail_size_w'>Width</label>
2422	<br/>
2423	<input type='text' id='thumbnail_size_h' class='small-text' name='cpac_options[settings][thumb_height]' value='80'/>
2424	<label for='thumbnail_size_h'>Height</label>
2425	</div>
2426	</li>
2427	<li>
2428	<div class='cpac-option-label'>Excerpt length</div>
2429	<div class='cpac-option-inputs'>
2430
2431	<input type='text' id='excerpt_length' class='small-text' name='cpac_options[settings][excerpt_length]' value='15'/>
2432	<label for='excerpt_length'>Number of words</label>
2433	</div>
2434	</li>
2435	</ul>
2436	</td>
2437	</tr>
2438	-->
2439	";
2440
2441	// settings
2442	$row = "
2443	<tr id='cpac-box-plugin_settings' valign='top' class='cpac-box-row {$class_current_settings}'>
2444	<td colspan='2'>
2445	<table class='nopadding'>
2446	{$addons}
2447	{$general_options}
2448	</table>
2449	</td>
2450	</tr><!-- #cpac-box-plugin_settings -->
2451	";
2452
2453	return $row;
2454	}
2455
2456	/**
2457	* Get post count
2458	*
2459	* @since 1.3.1
2460	*/
2461	public static function get_post_count( $post_type, $user_id )
2462	{
2463	global $wpdb;
2464
2465	if ( ! post_type_exists($post_type) \|\| empty($user_id) )
2466	return false;
2467
2468	$sql = "
2469	SELECT COUNT(ID)
2470	FROM {$wpdb->posts}
2471	WHERE post_status = 'publish'
2472	AND post_author = %d
2473	AND post_type = %s
2474	";
2475
2476	return $wpdb->get_var( $wpdb->prepare($sql, $user_id, $post_type) );
2477	}
2478
2479	/**
2480	* Settings Page Template.
2481	*
2482	* This function in conjunction with others uses the WordPress
2483	* Settings API to create a settings page where users can adjust
2484	* the behaviour of this plugin.
2485	*
2486	* @since 1.0
2487	*/
2488	public function plugin_settings_page()
2489	{
2490	// loop through post types
2491	$rows = '';
2492	foreach ( $this->get_types() as $type ) {
2493
2494	// post type label
2495	$label = $this->get_singular_name($type);
2496
2497	// id
2498	$id = $this->sanitize_string($type);
2499
2500	// build draggable boxes
2501	$boxes = $this->get_column_boxes($type);
2502
2503	// class
2504	$class = $this->is_menu_type_current($type) ? ' current' : ' hidden';
2505
2506	$rows .= "
2507	<tr id='cpac-box-{$id}' valign='top' class='cpac-box-row{$class}'>
2508	<th class='cpac_post_type' scope='row'>
2509	{$label}
2510	</th>
2511	<td>
2512	<h3 class='cpac_post_type hidden'>{$label}</h3>
2513	{$boxes}
2514	</td>
2515	</tr>
2516	";
2517	}
2518
2519	// General Setttings
2520	$general_settings = $this->plugin_settings();
2521
2522	// Post Type Menu
2523	$menu = $this->get_menu();
2524
2525	// Help screen message
2526	$help_text = '';
2527	if ( version_compare( get_bloginfo('version'), '3.2', '>' ) )
2528	$help_text = '<p>'.__('You will find a short overview at the <strong>Help</strong> section in the top-right screen.', CPAC_TEXTDOMAIN).'</p>';
2529
2530	// find out more
2531	$find_out_more = "<a href='{$this->codepress_url}/sortorder-addon/' class='alignright green' target='_blank'>".__('find out more', CPAC_TEXTDOMAIN)." &raquo</a>";
2532
2533	?>
2534	<div id="cpac" class="wrap">
2535	<?php screen_icon(CPAC_SLUG) ?>
2536	<h2><?php _e('Codepress Admin Columns', CPAC_TEXTDOMAIN); ?></h2>
2537	<?php echo $menu ?>
2538
2539	<div class="postbox-container cpac-col-right">
2540	<div class="metabox-holder">
2541	<div class="meta-box-sortables">
2542
2543	<div id="addons-cpac-settings" class="postbox">
2544	<div title="Click to toggle" class="handlediv"><br></div>
2545	<h3 class="hndle">
2546	<span><?php _e('Get the Addon', CPAC_TEXTDOMAIN) ?></span>
2547	</h3>
2548	<div class="inside">
2549	<p><?php _e('By default WordPress let\'s you only sort by title, date, comments and author.', CPAC_TEXTDOMAIN) ?></p>
2550	<p><?php _e('Make <strong>all columns</strong> of <strong>all types</strong> within the plugin support sorting — with the sorting addon.', CPAC_TEXTDOMAIN) ?></p>
2551	<p class="description"><?php _e('(columns that are added by other plugins are not supported)', CPAC_TEXTDOMAIN) ?>.</p>
2552	<?php echo $find_out_more ?>
2553	</div>
2554	</div><!-- addons-cpac-settings -->
2555
2556	<div id="likethisplugin-cpac-settings" class="postbox">
2557	<div title="Click to toggle" class="handlediv"><br></div>
2558	<h3 class="hndle">
2559	<span><?php _e('Like this plugin?', CPAC_TEXTDOMAIN) ?></span>
2560	</h3>
2561	<div class="inside">
2562	<p><?php _e('Why not do any or all of the following', CPAC_TEXTDOMAIN) ?>:</p>
2563	<ul>
2564	<li><a href="<?php echo $this->plugins_url ?>"><?php _e('Give it a 5 star rating on WordPress.org.', CPAC_TEXTDOMAIN) ?></a></li>
2565	<li><a href="<?php echo $this->codepress_url ?>/"><?php _e('Link to it so other folks can find out about it.', CPAC_TEXTDOMAIN) ?></a></li>
2566	<li class="donate_link"><a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=ZDZRSYLQ4Z76J"><?php _e('Donate a token of your appreciation.', CPAC_TEXTDOMAIN) ?></a></li>
2567	</ul>
2568	</div>
2569	</div><!-- likethisplugin-cpac-settings -->
2570
2571	<div id="latest-news-cpac-settings" class="postbox">
2572	<div title="Click to toggle" class="handlediv"><br></div>
2573	<h3 class="hndle">
2574	<span><?php _e('Follow us', CPAC_TEXTDOMAIN) ?></span>
2575	</h3>
2576	<div class="inside">
2577	<ul>
2578	<li class="twitter"><a href="http://twitter.com/codepressNL"><?php _e('Follow Codepress on Twitter.', CPAC_TEXTDOMAIN) ?></a></li>
2579	<li class="facebook"><a href="https://www.facebook.com/codepressNL"><?php _e('Like Codepress on Facebook.', CPAC_TEXTDOMAIN) ?></a></li>
2580
2581	</ul>
2582	</div>
2583	</div><!-- latest-news-cpac-settings -->
2584
2585	<div id="side-cpac-settings" class="postbox">
2586	<div title="Click to toggle" class="handlediv"><br></div>
2587	<h3 class="hndle">
2588	<span><?php _e('Need support?', CPAC_TEXTDOMAIN) ?></span>
2589	</h3>
2590	<div class="inside">
2591	<?php echo $help_text ?>
2592	<p><?php printf(__('If you are having problems with this plugin, please talk about them in the <a href="%s">Support forums</a> or send me an email %s.', CPAC_TEXTDOMAIN), $this->wordpress_url, '<a href="mailto:info@codepress.nl">info@codepress.nl</a>' );?></p>
2593	<p><?php printf(__("If you're sure you've found a bug, or have a feature request, please <a href='%s'>submit your feedback</a>.", CPAC_TEXTDOMAIN), "{$this->codepress_url}/feedback");?></p>
2594	</div>
2595	</div><!-- side-cpac-settings -->
2596
2597	</div>
2598	</div>
2599	</div><!-- .postbox-container -->
2600
2601	<div class="postbox-container cpac-col-left">
2602	<div class="metabox-holder">
2603	<div class="meta-box-sortables">
2604
2605	<div id="general-cpac-settings" class="postbox">
2606	<div title="Click to toggle" class="handlediv"><br></div>
2607	<h3 class="hndle">
2608	<span><?php _e('Admin Columns', CPAC_TEXTDOMAIN ); ?></span>
2609	</h3>
2610	<div class="inside">
2611	<form method="post" action="options.php">
2612
2613	<?php settings_fields( 'cpac-settings-group' ); ?>
2614
2615	<table class="form-table">
2616	<!-- columns -->
2617	<?php echo $rows; ?>
2618
2619	<!-- activation -->
2620	<?php echo $general_settings; ?>
2621
2622	<tr class="bottom" valign="top">
2623	<th scope="row"></th>
2624	<td>
2625	<p class="submit">
2626	<input type="submit" class="button-primary" value="<?php _e('Save Changes') ?>" />
2627	</p>
2628	</td>
2629	</tr>
2630	</table>
2631	</form>
2632	</div>
2633	</div><!-- general-settings -->
2634
2635	<div id="restore-cpac-settings" class="postbox">
2636	<div title="Click to toggle" class="handlediv"><br></div>
2637	<h3 class="hndle">
2638	<span><?php _e('Restore defaults', CPAC_TEXTDOMAIN) ?></span>
2639	</h3>
2640	<div class="inside">
2641	<form method="post" action="">
2642	<input type="submit" class="button" name="cpac-restore-defaults" value="<?php _e('Restore default settings', CPAC_TEXTDOMAIN ) ?>" onclick="return confirm('<?php _e("Warning! ALL saved admin columns data will be deleted. This cannot be undone. \'OK\' to delete, \'Cancel\' to stop", CPAC_TEXTDOMAIN); ?>');" />
2643	</form>
2644	<p class="description"><?php _e('This will delete all column settings and restore the default settings.', CPAC_TEXTDOMAIN); ?></p>
2645	</div>
2646	</div><!-- restore-cpac-settings -->
2647
2648	</div>
2649	</div>
2650	</div><!-- .postbox-container -->
2651	</div>
2652	<?php
2653	}
2654	}
2655
2656	/**
2657	* Init Class Codepress_Admin_Columns
2658	*
2659	* @since 1.0
2660	*/
2661	new Codepress_Admin_Columns();
2662
2663
2664	/**
2665	* Init Class Codepress_Sortable_Columns
2666	*
2667	* @since 1.3
2668	*/
2669	new Codepress_Sortable_Columns();
2670
2671	?>