1<?php
  2/**
  3 * WordPress Theme Installation Administration API
  4 *
  5 * @package WordPress
  6 * @subpackage Administration
  7 */
  8
  9$themes_allowedtags = array(
 10	'a'       => array(
 11		'href'   => array(),
 12		'title'  => array(),
 13		'target' => array(),
 14	),
 15	'abbr'    => array( 'title' => array() ),
 16	'acronym' => array( 'title' => array() ),
 17	'code'    => array(),
 18	'pre'     => array(),
 19	'em'      => array(),
 20	'strong'  => array(),
 21	'div'     => array(),
 22	'p'       => array(),
 23	'ul'      => array(),
 24	'ol'      => array(),
 25	'li'      => array(),
 26	'h1'      => array(),
 27	'h2'      => array(),
 28	'h3'      => array(),
 29	'h4'      => array(),
 30	'h5'      => array(),
 31	'h6'      => array(),
 32	'img'     => array(
 33		'src'   => array(),
 34		'class' => array(),
 35		'alt'   => array(),
 36	),
 37);
 38
 39$theme_field_defaults = array(
 40	'description'  => true,
 41	'sections'     => false,
 42	'tested'       => true,
 43	'requires'     => true,
 44	'rating'       => true,
 45	'downloaded'   => true,
 46	'downloadlink' => true,
 47	'last_updated' => true,
 48	'homepage'     => true,
 49	'tags'         => true,
 50	'num_ratings'  => true,
 51);
 52
 53/**
 54 * Retrieves the list of WordPress theme features (aka theme tags).
 55 *
 56 * @since 2.8.0
 57 *
 58 * @deprecated 3.1.0 Use get_theme_feature_list() instead.
 59 *
 60 * @return array
 61 */
 62function install_themes_feature_list() {
 63	_deprecated_function( __FUNCTION__, '3.1.0', 'get_theme_feature_list()' );
 64
 65	$cache = get_transient( 'wporg_theme_feature_list' );
 66	if ( ! $cache ) {
 67		set_transient( 'wporg_theme_feature_list', array(), 3 * HOUR_IN_SECONDS );
 68	}
 69
 70	if ( $cache ) {
 71		return $cache;
 72	}
 73
 74	$feature_list = themes_api( 'feature_list', array() );
 75	if ( is_wp_error( $feature_list ) ) {
 76		return array();
 77	}
 78
 79	set_transient( 'wporg_theme_feature_list', $feature_list, 3 * HOUR_IN_SECONDS );
 80
 81	return $feature_list;
 82}
 83
 84/**
 85 * Displays search form for searching themes.
 86 *
 87 * @since 2.8.0
 88 *
 89 * @param bool $type_selector
 90 */
 91function install_theme_search_form( $type_selector = true ) {
 92	$type = isset( $_REQUEST['type'] ) ? wp_unslash( $_REQUEST['type'] ) : 'term';
 93	$term = isset( $_REQUEST['s'] ) ? wp_unslash( $_REQUEST['s'] ) : '';
 94	if ( ! $type_selector ) {
 95		echo '<p class="install-help">' . __( 'Search for themes by keyword.' ) . '</p>';
 96	}
 97	?>
 98<form id="search-themes" method="get">
 99	<input type="hidden" name="tab" value="search" />
100	<?php if ( $type_selector ) : ?>
101	<label class="screen-reader-text" for="typeselector">
102		<?php
103		/* translators: Hidden accessibility text. */
104		_e( 'Type of search' );
105		?>
106	</label>
107	<select	name="type" id="typeselector">
108	<option value="term" <?php selected( 'term', $type ); ?>><?php _e( 'Keyword' ); ?></option>
109	<option value="author" <?php selected( 'author', $type ); ?>><?php _e( 'Author' ); ?></option>
110	<option value="tag" <?php selected( 'tag', $type ); ?>><?php _ex( 'Tag', 'Theme Installer' ); ?></option>
111	</select>
112	<label class="screen-reader-text" for="s">
113		<?php
114		switch ( $type ) {
115			case 'term':
116				/* translators: Hidden accessibility text. */
117				_e( 'Search by keyword' );
118				break;
119			case 'author':
120				/* translators: Hidden accessibility text. */
121				_e( 'Search by author' );
122				break;
123			case 'tag':
124				/* translators: Hidden accessibility text. */
125				_e( 'Search by tag' );
126				break;
127		}
128		?>
129	</label>
130	<?php else : ?>
131	<label class="screen-reader-text" for="s">
132		<?php
133		/* translators: Hidden accessibility text. */
134		_e( 'Search by keyword' );
135		?>
136	</label>
137	<?php endif; ?>
138	<input type="search" name="s" id="s" size="30" value="<?php echo esc_attr( $term ); ?>" autofocus="autofocus" />
139	<?php submit_button( __( 'Search' ), '', 'search', false ); ?>
140</form>
141	<?php
142}
143
144/**
145 * Displays tags filter for themes.
146 *
147 * @since 2.8.0
148 */
149function install_themes_dashboard() {
150	install_theme_search_form( false );
151	?>
152<h4><?php _e( 'Feature Filter' ); ?></h4>
153<p class="install-help"><?php _e( 'Find a theme based on specific features.' ); ?></p>
154
155<form method="get">
156	<input type="hidden" name="tab" value="search" />
157	<?php
158	$feature_list = get_theme_feature_list();
159	echo '<div class="feature-filter">';
160
161	foreach ( (array) $feature_list as $feature_name => $features ) {
162		$feature_name = esc_html( $feature_name );
163		echo '<div class="feature-name">' . $feature_name . '</div>';
164
165		echo '<ol class="feature-group">';
166		foreach ( $features as $feature => $feature_name ) {
167			$feature_name = esc_html( $feature_name );
168			$feature      = esc_attr( $feature );
169			?>
170
171<li>
172	<input type="checkbox" name="features[]" id="feature-id-<?php echo $feature; ?>" value="<?php echo $feature; ?>" />
173	<label for="feature-id-<?php echo $feature; ?>"><?php echo $feature_name; ?></label>
174</li>
175
176<?php	} ?>
177</ol>
178<br class="clear" />
179		<?php
180	}
181	?>
182
183</div>
184<br class="clear" />
185	<?php submit_button( __( 'Find Themes' ), '', 'search' ); ?>
186</form>
187	<?php
188}
189
190/**
191 * Displays a form to upload themes from zip files.
192 *
193 * @since 2.8.0
194 */
195function install_themes_upload() {
196	?>
197<p class="install-help"><?php _e( 'If you have a theme in a .zip format, you may install or update it by uploading it here.' ); ?></p>
198<form method="post" enctype="multipart/form-data" class="wp-upload-form" action="<?php echo esc_url( self_admin_url( 'update.php?action=upload-theme' ) ); ?>">
199	<?php wp_nonce_field( 'theme-upload' ); ?>
200	<label class="screen-reader-text" for="themezip">
201		<?php
202		/* translators: Hidden accessibility text. */
203		_e( 'Theme zip file' );
204		?>
205	</label>
206	<input type="file" id="themezip" name="themezip" accept=".zip" />
207	<?php submit_button( _x( 'Install Now', 'theme' ), '', 'install-theme-submit', false ); ?>
208</form>
209	<?php
210}
211
212/**
213 * Prints a theme on the Install Themes pages.
214 *
215 * @deprecated 3.4.0
216 *
217 * @global WP_Theme_Install_List_Table $wp_list_table
218 *
219 * @param object $theme
220 */
221function display_theme( $theme ) {
222	_deprecated_function( __FUNCTION__, '3.4.0' );
223	global $wp_list_table;
224	if ( ! isset( $wp_list_table ) ) {
225		$wp_list_table = _get_list_table( 'WP_Theme_Install_List_Table' );
226	}
227	$wp_list_table->prepare_items();
228	$wp_list_table->single_row( $theme );
229}
230
231/**
232 * Displays theme content based on theme list.
233 *
234 * @since 2.8.0
235 *
236 * @global WP_Theme_Install_List_Table $wp_list_table
237 */
238function display_themes() {
239	global $wp_list_table;
240
241	if ( ! isset( $wp_list_table ) ) {
242		$wp_list_table = _get_list_table( 'WP_Theme_Install_List_Table' );
243	}
244	$wp_list_table->prepare_items();
245	$wp_list_table->display();
246}
247
248/**
249 * Displays theme information in dialog box form.
250 *
251 * @since 2.8.0
252 *
253 * @global WP_Theme_Install_List_Table $wp_list_table
254 */
255function install_theme_information() {
256	global $wp_list_table;
257
258	$theme = themes_api( 'theme_information', array( 'slug' => wp_unslash( $_REQUEST['theme'] ) ) );
259
260	if ( is_wp_error( $theme ) ) {
261		wp_die( $theme );
262	}
263
264	iframe_header( __( 'Theme Installation' ) );
265	if ( ! isset( $wp_list_table ) ) {
266		$wp_list_table = _get_list_table( 'WP_Theme_Install_List_Table' );
267	}
268	$wp_list_table->theme_installer_single( $theme );
269	iframe_footer();
270	exit;
271}
272