WordPress 4.5
[autoinstalls/wordpress.git] / wp-admin / network / themes.php
1 <?php
2 /**
3  * Multisite themes administration panel.
4  *
5  * @package WordPress
6  * @subpackage Multisite
7  * @since 3.1.0
8  */
9
10 /** Load WordPress Administration Bootstrap */
11 require_once( dirname( __FILE__ ) . '/admin.php' );
12
13 if ( ! is_multisite() )
14         wp_die( __( 'Multisite support is not enabled.' ) );
15
16 if ( !current_user_can('manage_network_themes') )
17         wp_die( __( 'You do not have sufficient permissions to manage network themes.' ) );
18
19 $wp_list_table = _get_list_table('WP_MS_Themes_List_Table');
20 $pagenum = $wp_list_table->get_pagenum();
21
22 $action = $wp_list_table->current_action();
23
24 $s = isset($_REQUEST['s']) ? $_REQUEST['s'] : '';
25
26 // Clean up request URI from temporary args for screen options/paging uri's to work as expected.
27 $temp_args = array( 'enabled', 'disabled', 'deleted', 'error' );
28 $_SERVER['REQUEST_URI'] = remove_query_arg( $temp_args, $_SERVER['REQUEST_URI'] );
29 $referer = remove_query_arg( $temp_args, wp_get_referer() );
30
31 if ( $action ) {
32         $allowed_themes = get_site_option( 'allowedthemes' );
33         switch ( $action ) {
34                 case 'enable':
35                         check_admin_referer('enable-theme_' . $_GET['theme']);
36                         $allowed_themes[ $_GET['theme'] ] = true;
37                         update_site_option( 'allowedthemes', $allowed_themes );
38                         if ( false === strpos( $referer, '/network/themes.php' ) )
39                                 wp_redirect( network_admin_url( 'themes.php?enabled=1' ) );
40                         else
41                                 wp_safe_redirect( add_query_arg( 'enabled', 1, $referer ) );
42                         exit;
43                 case 'disable':
44                         check_admin_referer('disable-theme_' . $_GET['theme']);
45                         unset( $allowed_themes[ $_GET['theme'] ] );
46                         update_site_option( 'allowedthemes', $allowed_themes );
47                         wp_safe_redirect( add_query_arg( 'disabled', '1', $referer ) );
48                         exit;
49                 case 'enable-selected':
50                         check_admin_referer('bulk-themes');
51                         $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
52                         if ( empty($themes) ) {
53                                 wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
54                                 exit;
55                         }
56                         foreach ( (array) $themes as $theme )
57                                 $allowed_themes[ $theme ] = true;
58                         update_site_option( 'allowedthemes', $allowed_themes );
59                         wp_safe_redirect( add_query_arg( 'enabled', count( $themes ), $referer ) );
60                         exit;
61                 case 'disable-selected':
62                         check_admin_referer('bulk-themes');
63                         $themes = isset( $_POST['checked'] ) ? (array) $_POST['checked'] : array();
64                         if ( empty($themes) ) {
65                                 wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
66                                 exit;
67                         }
68                         foreach ( (array) $themes as $theme )
69                                 unset( $allowed_themes[ $theme ] );
70                         update_site_option( 'allowedthemes', $allowed_themes );
71                         wp_safe_redirect( add_query_arg( 'disabled', count( $themes ), $referer ) );
72                         exit;
73                 case 'update-selected' :
74                         check_admin_referer( 'bulk-themes' );
75
76                         if ( isset( $_GET['themes'] ) )
77                                 $themes = explode( ',', $_GET['themes'] );
78                         elseif ( isset( $_POST['checked'] ) )
79                                 $themes = (array) $_POST['checked'];
80                         else
81                                 $themes = array();
82
83                         $title = __( 'Update Themes' );
84                         $parent_file = 'themes.php';
85
86                         require_once(ABSPATH . 'wp-admin/admin-header.php');
87
88                         echo '<div class="wrap">';
89                         echo '<h1>' . esc_html( $title ) . '</h1>';
90
91                         $url = self_admin_url('update.php?action=update-selected-themes&amp;themes=' . urlencode( join(',', $themes) ));
92                         $url = wp_nonce_url($url, 'bulk-update-themes');
93
94                         echo "<iframe src='$url' style='width: 100%; height:100%; min-height:850px;'></iframe>";
95                         echo '</div>';
96                         require_once(ABSPATH . 'wp-admin/admin-footer.php');
97                         exit;
98                 case 'delete-selected':
99                         if ( ! current_user_can( 'delete_themes' ) ) {
100                                 wp_die( __('You do not have sufficient permissions to delete themes for this site.') );
101                         }
102
103                         check_admin_referer( 'bulk-themes' );
104
105                         $themes = isset( $_REQUEST['checked'] ) ? (array) $_REQUEST['checked'] : array();
106
107                         if ( empty( $themes ) ) {
108                                 wp_safe_redirect( add_query_arg( 'error', 'none', $referer ) );
109                                 exit;
110                         }
111
112                         $themes = array_diff( $themes, array( get_option( 'stylesheet' ), get_option( 'template' ) ) );
113
114                         if ( empty( $themes ) ) {
115                                 wp_safe_redirect( add_query_arg( 'error', 'main', $referer ) );
116                                 exit;
117                         }
118
119                         $theme_info = array();
120                         foreach ( $themes as $key => $theme ) {
121                                 $theme_info[ $theme ] = wp_get_theme( $theme );
122                         }
123
124                         include(ABSPATH . 'wp-admin/update.php');
125
126                         $parent_file = 'themes.php';
127
128                         if ( ! isset( $_REQUEST['verify-delete'] ) ) {
129                                 wp_enqueue_script( 'jquery' );
130                                 require_once( ABSPATH . 'wp-admin/admin-header.php' );
131                                 $themes_to_delete = count( $themes );
132                                 ?>
133                         <div class="wrap">
134                                 <?php if ( 1 == $themes_to_delete ) : ?>
135                                         <h1><?php _e( 'Delete Theme' ); ?></h1>
136                                         <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php _e( 'This theme may be active on other sites in the network.' ); ?></p></div>
137                                         <p><?php _e( 'You are about to remove the following theme:' ); ?></p>
138                                 <?php else : ?>
139                                         <h1><?php _e( 'Delete Themes' ); ?></h1>
140                                         <div class="error"><p><strong><?php _e( 'Caution:' ); ?></strong> <?php _e( 'These themes may be active on other sites in the network.' ); ?></p></div>
141                                         <p><?php _e( 'You are about to remove the following themes:' ); ?></p>
142                                 <?php endif; ?>
143                                         <ul class="ul-disc">
144                                         <?php
145                                                 foreach ( $theme_info as $theme ) {
146                                                         echo '<li>' . sprintf(
147                                                                 /* translators: 1: theme name, 2: theme author */
148                                                                 _x( '%1$s by %2$s', 'theme' ),
149                                                                 '<strong>' . $theme->display( 'Name' ) . '</strong>',
150                                                                 '<em>' . $theme->display( 'Author' ) . '</em>'
151                                                         ) . '</li>';
152                                                 }
153                                         ?>
154                                         </ul>
155                                 <?php if ( 1 == $themes_to_delete ) : ?>
156                                         <p><?php _e( 'Are you sure you wish to delete this theme?' ); ?></p>
157                                 <?php else : ?>
158                                         <p><?php _e( 'Are you sure you wish to delete these themes?' ); ?></p>
159                                 <?php endif; ?>
160                                 <form method="post" action="<?php echo esc_url($_SERVER['REQUEST_URI']); ?>" style="display:inline;">
161                                         <input type="hidden" name="verify-delete" value="1" />
162                                         <input type="hidden" name="action" value="delete-selected" />
163                                         <?php
164                                                 foreach ( (array) $themes as $theme ) {
165                                                         echo '<input type="hidden" name="checked[]" value="' . esc_attr($theme) . '" />';
166                                                 }
167
168                                                 wp_nonce_field( 'bulk-themes' );
169
170                                                 if ( 1 == $themes_to_delete ) {
171                                                         submit_button( __( 'Yes, delete this theme' ), 'button', 'submit', false );
172                                                 } else {
173                                                         submit_button( __( 'Yes, delete these themes' ), 'button', 'submit', false );
174                                                 }
175                                         ?>
176                                 </form>
177                                 <?php
178                                 $referer = wp_get_referer();
179                                 ?>
180                                 <form method="post" action="<?php echo $referer ? esc_url( $referer ) : ''; ?>" style="display:inline;">
181                                         <?php submit_button( __( 'No, return me to the theme list' ), 'button', 'submit', false ); ?>
182                                 </form>
183                         </div>
184                                 <?php
185                                 require_once(ABSPATH . 'wp-admin/admin-footer.php');
186                                 exit;
187                         } // Endif verify-delete
188
189                         foreach ( $themes as $theme ) {
190                                 $delete_result = delete_theme( $theme, esc_url( add_query_arg( array(
191                                         'verify-delete' => 1,
192                                         'action' => 'delete-selected',
193                                         'checked' => $_REQUEST['checked'],
194                                         '_wpnonce' => $_REQUEST['_wpnonce']
195                                 ), network_admin_url( 'themes.php' ) ) ) );
196                         }
197
198                         $paged = ( $_REQUEST['paged'] ) ? $_REQUEST['paged'] : 1;
199                         wp_redirect( add_query_arg( array(
200                                 'deleted' => count( $themes ),
201                                 'paged' => $paged,
202                                 's' => $s
203                         ), network_admin_url( 'themes.php' ) ) );
204                         exit;
205         }
206 }
207
208 $wp_list_table->prepare_items();
209
210 add_thickbox();
211
212 add_screen_option( 'per_page' );
213
214 get_current_screen()->add_help_tab( array(
215         'id'      => 'overview',
216         'title'   => __('Overview'),
217         'content' =>
218                 '<p>' . __('This screen enables and disables the inclusion of themes available to choose in the Appearance menu for each site. It does not activate or deactivate which theme a site is currently using.') . '</p>' .
219                 '<p>' . __('If the network admin disables a theme that is in use, it can still remain selected on that site. If another theme is chosen, the disabled theme will not appear in the site&#8217;s Appearance > Themes screen.') . '</p>' .
220                 '<p>' . __('Themes can be enabled on a site by site basis by the network admin on the Edit Site screen (which has a Themes tab); get there via the Edit action link on the All Sites screen. Only network admins are able to install or edit themes.') . '</p>'
221 ) );
222
223 get_current_screen()->set_help_sidebar(
224         '<p><strong>' . __('For more information:') . '</strong></p>' .
225         '<p>' . __('<a href="https://codex.wordpress.org/Network_Admin_Themes_Screen" target="_blank">Documentation on Network Themes</a>') . '</p>' .
226         '<p>' . __('<a href="https://wordpress.org/support/" target="_blank">Support Forums</a>') . '</p>'
227 );
228
229 get_current_screen()->set_screen_reader_content( array(
230         'heading_views'      => __( 'Filter themes list' ),
231         'heading_pagination' => __( 'Themes list navigation' ),
232         'heading_list'       => __( 'Themes list' ),
233 ) );
234
235 $title = __('Themes');
236 $parent_file = 'themes.php';
237
238 wp_enqueue_script( 'theme-preview' );
239
240 require_once(ABSPATH . 'wp-admin/admin-header.php');
241
242 ?>
243
244 <div class="wrap">
245 <h1><?php echo esc_html( $title ); if ( current_user_can('install_themes') ) { ?> <a href="theme-install.php" class="page-title-action"><?php echo esc_html_x('Add New', 'theme'); ?></a><?php }
246 if ( isset( $_REQUEST['s'] ) && strlen( $_REQUEST['s'] ) ) {
247         /* translators: %s: search keywords */
248         printf( '<span class="subtitle">' . __( 'Search results for &#8220;%s&#8221;' ) . '</span>', esc_html( $s ) );
249 }
250 ?>
251 </h1>
252
253 <?php
254 if ( isset( $_GET['enabled'] ) ) {
255         $enabled = absint( $_GET['enabled'] );
256         if ( 1 == $enabled ) {
257                 $message = __( 'Theme enabled.' );
258         } else {
259                 $message = _n( '%s theme enabled.', '%s themes enabled.', $enabled );
260         }
261         echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $enabled ) ) . '</p></div>';
262 } elseif ( isset( $_GET['disabled'] ) ) {
263         $disabled = absint( $_GET['disabled'] );
264         if ( 1 == $disabled ) {
265                 $message = __( 'Theme disabled.' );
266         } else {
267                 $message = _n( '%s theme disabled.', '%s themes disabled.', $disabled );
268         }
269         echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $disabled ) ) . '</p></div>';
270 } elseif ( isset( $_GET['deleted'] ) ) {
271         $deleted = absint( $_GET['deleted'] );
272         if ( 1 == $deleted ) {
273                 $message = __( 'Theme deleted.' );
274         } else {
275                 $message = _n( '%s theme deleted.', '%s themes deleted.', $deleted );
276         }
277         echo '<div id="message" class="updated notice is-dismissible"><p>' . sprintf( $message, number_format_i18n( $deleted ) ) . '</p></div>';
278 } elseif ( isset( $_GET['error'] ) && 'none' == $_GET['error'] ) {
279         echo '<div id="message" class="error notice is-dismissible"><p>' . __( 'No theme selected.' ) . '</p></div>';
280 } elseif ( isset( $_GET['error'] ) && 'main' == $_GET['error'] ) {
281         echo '<div class="error notice is-dismissible"><p>' . __( 'You cannot delete a theme while it is active on the main site.' ) . '</p></div>';
282 }
283
284 ?>
285
286 <form method="get">
287 <?php $wp_list_table->search_box( __( 'Search Installed Themes' ), 'theme' ); ?>
288 </form>
289
290 <?php
291 $wp_list_table->views();
292
293 if ( 'broken' == $status )
294         echo '<p class="clear">' . __( 'The following themes are installed but incomplete.' ) . '</p>';
295 ?>
296
297 <form method="post">
298 <input type="hidden" name="theme_status" value="<?php echo esc_attr($status) ?>" />
299 <input type="hidden" name="paged" value="<?php echo esc_attr($page) ?>" />
300
301 <?php $wp_list_table->display(); ?>
302 </form>
303
304 </div>
305
306 <?php
307 include(ABSPATH . 'wp-admin/admin-footer.php');