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/wp-admin/includes/class-wp-theme-install-list-table.php

https://github.com/dipakdotyadav/WordPress
PHP | 394 lines | 270 code | 61 blank | 63 comment | 20 complexity | 4ffd1c9f6bc6a258c488702dc59cee42 MD5 | raw file
  1<?php
  2/**
  3 * Theme Installer List Table class.
  4 *
  5 * @package WordPress
  6 * @subpackage List_Table
  7 * @since 3.1.0
  8 * @access private
  9 */
 10class WP_Theme_Install_List_Table extends WP_Themes_List_Table {
 11
 12	var $features = array();
 13
 14	function ajax_user_can() {
 15		return current_user_can( 'install_themes' );
 16	}
 17
 18	function prepare_items() {
 19		include( ABSPATH . 'wp-admin/includes/theme-install.php' );
 20
 21		global $tabs, $tab, $paged, $type, $theme_field_defaults;
 22		wp_reset_vars( array( 'tab' ) );
 23
 24		$search_terms = array();
 25		$search_string = '';
 26		if ( ! empty( $_REQUEST['s'] ) ){
 27			$search_string = strtolower( wp_unslash( $_REQUEST['s'] ) );
 28			$search_terms = array_unique( array_filter( array_map( 'trim', explode( ',', $search_string ) ) ) );
 29		}
 30
 31		if ( ! empty( $_REQUEST['features'] ) )
 32			$this->features = $_REQUEST['features'];
 33
 34		$paged = $this->get_pagenum();
 35
 36		$per_page = 36;
 37
 38		// These are the tabs which are shown on the page,
 39		$tabs = array();
 40		$tabs['dashboard'] = __( 'Search' );
 41		if ( 'search' == $tab )
 42			$tabs['search']	= __( 'Search Results' );
 43		$tabs['upload'] = __( 'Upload' );
 44		$tabs['featured'] = _x( 'Featured','Theme Installer' );
 45		//$tabs['popular']  = _x( 'Popular','Theme Installer' );
 46		$tabs['new']      = _x( 'Newest','Theme Installer' );
 47		$tabs['updated']  = _x( 'Recently Updated','Theme Installer' );
 48
 49		$nonmenu_tabs = array( 'theme-information' ); // Valid actions to perform which do not have a Menu item.
 50
 51		$tabs = apply_filters( 'install_themes_tabs', $tabs );
 52		$nonmenu_tabs = apply_filters( 'install_themes_nonmenu_tabs', $nonmenu_tabs );
 53
 54		// If a non-valid menu tab has been selected, And it's not a non-menu action.
 55		if ( empty( $tab ) || ( ! isset( $tabs[ $tab ] ) && ! in_array( $tab, (array) $nonmenu_tabs ) ) )
 56			$tab = key( $tabs );
 57
 58		$args = array( 'page' => $paged, 'per_page' => $per_page, 'fields' => $theme_field_defaults );
 59
 60		switch ( $tab ) {
 61			case 'search':
 62				$type = isset( $_REQUEST['type'] ) ? wp_unslash( $_REQUEST['type'] ) : 'term';
 63				switch ( $type ) {
 64					case 'tag':
 65						$args['tag'] = array_map( 'sanitize_key', $search_terms );
 66						break;
 67					case 'term':
 68						$args['search'] = $search_string;
 69						break;
 70					case 'author':
 71						$args['author'] = $search_string;
 72						break;
 73				}
 74
 75				if ( ! empty( $this->features ) ) {
 76					$args['tag'] = $this->features;
 77					$_REQUEST['s'] = implode( ',', $this->features );
 78					$_REQUEST['type'] = 'tag';
 79				}
 80
 81				add_action( 'install_themes_table_header', 'install_theme_search_form', 10, 0 );
 82				break;
 83
 84			case 'featured':
 85			//case 'popular':
 86			case 'new':
 87			case 'updated':
 88				$args['browse'] = $tab;
 89				break;
 90
 91			default:
 92				$args = false;
 93		}
 94
 95		if ( ! $args )
 96			return;
 97
 98		$api = themes_api( 'query_themes', $args );
 99
100		if ( is_wp_error( $api ) )
101			wp_die( $api->get_error_message() . '</p> <p><a href="#" onclick="document.location.reload(); return false;">' . __( 'Try again' ) . '</a>' );
102
103		$this->items = $api->themes;
104
105		$this->set_pagination_args( array(
106			'total_items' => $api->info['results'],
107			'per_page' => $per_page,
108			'infinite_scroll' => true,
109		) );
110	}
111
112	function no_items() {
113		_e( 'No themes match your request.' );
114	}
115
116	function get_views() {
117		global $tabs, $tab;
118
119		$display_tabs = array();
120		foreach ( (array) $tabs as $action => $text ) {
121			$class = ( $action == $tab ) ? ' class="current"' : '';
122			$href = self_admin_url('theme-install.php?tab=' . $action);
123			$display_tabs['theme-install-'.$action] = "<a href='$href'$class>$text</a>";
124		}
125
126		return $display_tabs;
127	}
128
129	function display() {
130		wp_nonce_field( "fetch-list-" . get_class( $this ), '_ajax_fetch_list_nonce' );
131?>
132		<div class="tablenav top themes">
133			<div class="alignleft actions">
134				<?php do_action( 'install_themes_table_header' ); ?>
135			</div>
136			<?php $this->pagination( 'top' ); ?>
137			<br class="clear" />
138		</div>
139
140		<div id="availablethemes">
141			<?php $this->display_rows_or_placeholder(); ?>
142		</div>
143
144		<?php
145		parent::tablenav( 'bottom' );
146	}
147
148	function display_rows() {
149		$themes = $this->items;
150		foreach ( $themes as $theme ) {
151				?>
152				<div class="available-theme installable-theme"><?php
153					$this->single_row( $theme );
154				?></div>
155		<?php } // end foreach $theme_names
156
157		$this->theme_installer();
158	}
159
160	/*
161	 * Prints a theme from the WordPress.org API.
162	 *
163	 * @param object $theme An object that contains theme data returned by the WordPress.org API.
164	 *
165	 * Example theme data:
166	 *   object(stdClass)[59]
167	 *     public 'name' => string 'Magazine Basic' (length=14)
168	 *     public 'slug' => string 'magazine-basic' (length=14)
169	 *     public 'version' => string '1.1' (length=3)
170	 *     public 'author' => string 'tinkerpriest' (length=12)
171	 *     public 'preview_url' => string 'http://wp-themes.com/?magazine-basic' (length=36)
172	 *     public 'screenshot_url' => string 'http://wp-themes.com/wp-content/themes/magazine-basic/screenshot.png' (length=68)
173	 *     public 'rating' => float 80
174	 *     public 'num_ratings' => int 1
175	 *     public 'homepage' => string 'http://wordpress.org/extend/themes/magazine-basic' (length=49)
176	 *     public 'description' => string 'A basic magazine style layout with a fully customizable layout through a backend interface. Designed by <a href="http://bavotasan.com">c.bavota</a> of <a href="http://tinkerpriestmedia.com">Tinker Priest Media</a>.' (length=214)
177	 *     public 'download_link' => string 'http://wordpress.org/extend/themes/download/magazine-basic.1.1.zip' (length=66)
178	 */
179	function single_row( $theme ) {
180		global $themes_allowedtags;
181
182		if ( empty( $theme ) )
183			return;
184
185		$name   = wp_kses( $theme->name,   $themes_allowedtags );
186		$author = wp_kses( $theme->author, $themes_allowedtags );
187
188		$preview_title = sprintf( __('Preview &#8220;%s&#8221;'), $name );
189		$preview_url   = add_query_arg( array(
190			'tab'   => 'theme-information',
191			'theme' => $theme->slug,
192		) );
193
194		$actions = array();
195
196		$install_url = add_query_arg( array(
197			'action' => 'install-theme',
198			'theme'  => $theme->slug,
199		), self_admin_url( 'update.php' ) );
200
201		$update_url = add_query_arg( array(
202			'action' => 'upgrade-theme',
203			'theme'  => $theme->slug,
204		), self_admin_url( 'update.php' ) );
205
206		$status = $this->_get_theme_status( $theme );
207
208		switch ( $status ) {
209			default:
210			case 'install':
211				$actions[] = '<a class="install-now" href="' . esc_url( wp_nonce_url( $install_url, 'install-theme_' . $theme->slug ) ) . '" title="' . esc_attr( sprintf( __( 'Install %s' ), $name ) ) . '">' . __( 'Install Now' ) . '</a>';
212				break;
213			case 'update_available':
214				$actions[] = '<a class="install-now" href="' . esc_url( wp_nonce_url( $update_url, 'upgrade-theme_' . $theme->slug ) ) . '" title="' . esc_attr( sprintf( __( 'Update to version %s' ), $theme->version ) ) . '">' . __( 'Update' ) . '</a>';
215				break;
216			case 'newer_installed':
217			case 'latest_installed':
218				$actions[] = '<span class="install-now" title="' . esc_attr__( 'This theme is already installed and is up to date' ) . '">' . _x( 'Installed', 'theme' ) . '</span>';
219				break;
220		}
221
222		$actions[] = '<a class="install-theme-preview" href="' . esc_url( $preview_url ) . '" title="' . esc_attr( sprintf( __( 'Preview %s' ), $name ) ) . '">' . __( 'Preview' ) . '</a>';
223
224		$actions = apply_filters( 'theme_install_actions', $actions, $theme );
225
226		?>
227		<a class="screenshot install-theme-preview" href="<?php echo esc_url( $preview_url ); ?>" title="<?php echo esc_attr( $preview_title ); ?>">
228			<img src='<?php echo esc_url( $theme->screenshot_url ); ?>' width='150' />
229		</a>
230
231		<h3><?php echo $name; ?></h3>
232		<div class="theme-author"><?php printf( __( 'By %s' ), $author ); ?></div>
233
234		<div class="action-links">
235			<ul>
236				<?php foreach ( $actions as $action ): ?>
237					<li><?php echo $action; ?></li>
238				<?php endforeach; ?>
239				<li class="hide-if-no-js"><a href="#" class="theme-detail"><?php _e('Details') ?></a></li>
240			</ul>
241		</div>
242
243		<?php
244		$this->install_theme_info( $theme );
245	}
246
247	/*
248	 * Prints the wrapper for the theme installer.
249	 */
250	function theme_installer() {
251		?>
252		<div id="theme-installer" class="wp-full-overlay expanded">
253			<div class="wp-full-overlay-sidebar">
254				<div class="wp-full-overlay-header">
255					<a href="#" class="close-full-overlay"><?php _e( '&larr; Close' ); ?></a>
256				</div>
257				<div class="wp-full-overlay-sidebar-content">
258					<div class="install-theme-info"></div>
259				</div>
260				<div class="wp-full-overlay-footer">
261					<a href="#" class="collapse-sidebar button-secondary" title="<?php esc_attr_e('Collapse Sidebar'); ?>">
262						<span class="collapse-sidebar-label"><?php _e('Collapse'); ?></span>
263						<span class="collapse-sidebar-arrow"></span>
264					</a>
265				</div>
266			</div>
267			<div class="wp-full-overlay-main"></div>
268		</div>
269		<?php
270	}
271
272	/*
273	 * Prints the wrapper for the theme installer with a provided theme's data.
274	 * Used to make the theme installer work for no-js.
275	 *
276	 * @param object $theme - A WordPress.org Theme API object.
277	 */
278	function theme_installer_single( $theme ) {
279		?>
280		<div id="theme-installer" class="wp-full-overlay single-theme">
281			<div class="wp-full-overlay-sidebar">
282				<?php $this->install_theme_info( $theme ); ?>
283			</div>
284			<div class="wp-full-overlay-main">
285				<iframe src="<?php echo esc_url( $theme->preview_url ); ?>"></iframe>
286			</div>
287		</div>
288		<?php
289	}
290
291	/*
292	 * Prints the info for a theme (to be used in the theme installer modal).
293	 *
294	 * @param object $theme - A WordPress.org Theme API object.
295	 */
296	function install_theme_info( $theme ) {
297		global $themes_allowedtags;
298
299		if ( empty( $theme ) )
300			return;
301
302		$name   = wp_kses( $theme->name,   $themes_allowedtags );
303		$author = wp_kses( $theme->author, $themes_allowedtags );
304
305		$num_ratings = sprintf( _n( '(based on %s rating)', '(based on %s ratings)', $theme->num_ratings ), number_format_i18n( $theme->num_ratings ) );
306
307		$install_url = add_query_arg( array(
308			'action' => 'install-theme',
309			'theme'  => $theme->slug,
310		), self_admin_url( 'update.php' ) );
311
312		$update_url = add_query_arg( array(
313			'action' => 'upgrade-theme',
314			'theme'  => $theme->slug,
315		), self_admin_url( 'update.php' ) );
316
317		$status = $this->_get_theme_status( $theme );
318
319		?>
320		<div class="install-theme-info"><?php
321			switch ( $status ) {
322				default:
323				case 'install':
324					echo '<a class="theme-install button-primary" href="' . esc_url( wp_nonce_url( $install_url, 'install-theme_' . $theme->slug ) ) . '">' . __( 'Install' ) . '</a>';
325					break;
326				case 'update_available':
327					echo '<a class="theme-install button-primary" href="' . esc_url( wp_nonce_url( $update_url, 'upgrade-theme_' . $theme->slug ) ) . '" title="' . esc_attr( sprintf( __( 'Update to version %s' ), $theme->version ) ) . '">' . __( 'Update' ) . '</a>';
328					break;
329				case 'newer_installed':
330				case 'latest_installed':
331					echo '<span class="theme-install" title="' . esc_attr__( 'This theme is already installed and is up to date' ) . '">' . _x( 'Installed', 'theme' ) . '</span>';
332					break;
333			} ?>
334			<h3 class="theme-name"><?php echo $name; ?></h3>
335			<span class="theme-by"><?php printf( __( 'By %s' ), $author ); ?></span>
336			<?php if ( isset( $theme->screenshot_url ) ): ?>
337				<img class="theme-screenshot" src="<?php echo esc_url( $theme->screenshot_url ); ?>" />
338			<?php endif; ?>
339			<div class="theme-details">
340				<div class="star-holder" title="<?php echo esc_attr( $num_ratings ); ?>">
341					<div class="star-rating" style="width:<?php echo esc_attr( intval( $theme->rating ) . 'px' ); ?>;"></div>
342				</div>
343				<div class="theme-version">
344					<strong><?php _e('Version:') ?> </strong>
345					<?php echo wp_kses( $theme->version, $themes_allowedtags ); ?>
346				</div>
347				<div class="theme-description">
348					<?php echo wp_kses( $theme->description, $themes_allowedtags ); ?>
349				</div>
350			</div>
351			<input class="theme-preview-url" type="hidden" value="<?php echo esc_url( $theme->preview_url ); ?>" />
352		</div>
353		<?php
354	}
355
356	/**
357	 * Send required variables to JavaScript land
358	 *
359	 * @since 3.4
360	 * @access private
361	 *
362	 * @uses $tab Global; current tab within Themes->Install screen
363	 * @uses $type Global; type of search.
364	 */
365	function _js_vars() {
366		global $tab, $type;
367		parent::_js_vars( compact( 'tab', 'type' ) );
368	}
369
370	/**
371	 * Check to see if the theme is already installed.
372	 *
373	 * @since 3.4
374	 * @access private
375	 *
376	 * @param object $theme - A WordPress.org Theme API object.
377	 * @return string Theme status.
378	 */
379	private function _get_theme_status( $theme ) {
380		$status = 'install';
381
382		$installed_theme = wp_get_theme( $theme->slug );
383		if ( $installed_theme->exists() ) {
384			if ( version_compare( $installed_theme->get('Version'), $theme->version, '=' ) )
385				$status = 'latest_installed';
386			elseif ( version_compare( $installed_theme->get('Version'), $theme->version, '>' ) )
387				$status = 'newer_installed';
388			else
389				$status = 'update_available';
390		}
391
392		return $status;
393	}
394}