<?php

/**

 * WordPress Theme Install Administration API

 *

 * @package WordPress

 * @subpackage Administration

 */

$themes_allowedtags = array('a' => array('href' => array(), 'title' => array(), 'target' => array()),

	'abbr' => array('title' => array()), 'acronym' => array('title' => array()),

	'code' => array(), 'pre' => array(), 'em' => array(), 'strong' => array(),

	'div' => array(), 'p' => array(), 'ul' => array(), 'ol' => array(), 'li' => array(),

	'h1' => array(), 'h2' => array(), 'h3' => array(), 'h4' => array(), 'h5' => array(), 'h6' => array(),

	'img' => array('src' => array(), 'class' => array(), 'alt' => array())

);

$theme_field_defaults = array( 'description' => true, 'sections' => false, 'tested' => true, 'requires' => true,

	'rating' => true, 'downloaded' => true, 'downloadlink' => true, 'last_updated' => true, 'homepage' => true,

	'tags' => true, 'num_ratings' => true

);

/**

 * Retrieve list of WordPress theme features (aka theme tags)

 *

 * @since 2.8.0

 *

 * @deprecated since 3.1.0 Use get_theme_feature_list() instead.

 *

 * @return array

 */

function install_themes_feature_list( ) {

	if ( !$cache = get_transient( 'wporg_theme_feature_list' ) )

		set_transient( 'wporg_theme_feature_list', array( ), 10800);

	if ( $cache )

		return $cache;

	$feature_list = themes_api( 'feature_list', array( ) );

	if ( is_wp_error( $feature_list ) )

		return $features;

	set_transient( 'wporg_theme_feature_list', $feature_list, 10800 );

	return $feature_list;

}

/**

 * Display search form for searching themes.

 *

 * @since 2.8.0

 */

function install_theme_search_form( $type_selector = true ) {

	$type = isset( $_REQUEST['type'] ) ? stripslashes( $_REQUEST['type'] ) : 'term';

	$term = isset( $_REQUEST['s'] ) ? stripslashes( $_REQUEST['s'] ) : '';

	if ( ! $type_selector )

		echo '<p class="install-help">' . __( 'Search for themes by keyword.' ) . '</p>';

	?>

<form id="search-themes" method="get" action="">

	<input type="hidden" name="tab" value="search" />

	<?php if ( $type_selector ) : ?>

	<label class="screen-reader-text" for="typeselector"><?php _e('Type of search'); ?></label>

	<select	name="type" id="typeselector">

	<option value="term" <?php selected('term', $type) ?>><?php _e('Keyword'); ?></option>

	<option value="author" <?php selected('author', $type) ?>><?php _e('Author'); ?></option>

	<option value="tag" <?php selected('tag', $type) ?>><?php _ex('Tag', 'Theme Installer'); ?></option>

	</select>

	<label class="screen-reader-text" for="s"><?php

	switch ( $type ) {

		case 'term':

			_e( 'Search by keyword' );

			break;

		case 'author':

			_e( 'Search by author' );

			break;

		case 'tag':

			_e( 'Search by tag' );

			break;

	}

	?></label>

	<?php else : ?>

	<label class="screen-reader-text" for="s"><?php _e('Search by keyword'); ?></label>

	<?php endif; ?>

	<input type="search" name="s" id="s" size="30" value="<?php echo esc_attr($term) ?>" autofocus="autofocus" />

	<?php submit_button( __( 'Search' ), 'button', 'search', false ); ?>

</form>

<?php

}

/**

 * Display tags filter for themes.

 *

 * @since 2.8.0

 */

function install_themes_dashboard() {

	install_theme_search_form( false );

?>

<h4><?php _e('Feature Filter') ?></h4>

<p class="install-help"><?php _e( 'Find a theme based on specific features.' ); ?></p>

<form method="get" action="">

	<input type="hidden" name="tab" value="search" />

	<?php

	$feature_list = get_theme_feature_list( );

	echo '<div class="feature-filter">';

	foreach ( (array) $feature_list as $feature_name => $features ) {

		$feature_name = esc_html( $feature_name );

		echo '<div class="feature-name">' . $feature_name . '</div>';

		echo '<ol class="feature-group">';

		foreach ( $features as $feature => $feature_name ) {

			$feature_name = esc_html( $feature_name );

			$feature = esc_attr($feature);

?>

<li>

	<input type="checkbox" name="features[]" id="feature-id-<?php echo $feature; ?>" value="<?php echo $feature; ?>" />

	<label for="feature-id-<?php echo $feature; ?>"><?php echo $feature_name; ?></label>

</li>

<?php	} ?>

</ol>

<br class="clear" />

<?php

	} ?>

</div>

<br class="clear" />

<?php submit_button( __( 'Find Themes' ), 'button', 'search' ); ?>

</form>

<?php

}

add_action('install_themes_dashboard', 'install_themes_dashboard');

function install_themes_upload($page = 1) {

?>

<h4><?php _e('Install a theme in .zip format'); ?></h4>

<p class="install-help"><?php _e('If you have a theme in a .zip format, you may install it by uploading it here.'); ?></p>

<form method="post" enctype="multipart/form-data" class="wp-upload-form" action="<?php echo self_admin_url('update.php?action=upload-theme'); ?>">

	<?php wp_nonce_field( 'theme-upload'); ?>

	<input type="file" name="themezip" />

	<?php submit_button( __( 'Install Now' ), 'button', 'install-theme-submit', false ); ?>

</form>

	<?php

}

add_action('install_themes_upload', 'install_themes_upload', 10, 1);

/**

 * Prints a theme on the Install Themes pages.

 *

 * @deprecated 3.4.0

 */

function display_theme( $theme ) {

	_deprecated_function( __FUNCTION__, '3.4' );

	global $wp_list_table;

	return $wp_list_table->single_row( $theme );

}

/**

 * Display theme content based on theme list.

 *

 * @since 2.8.0

 */

function display_themes() {

	global $wp_list_table;

	$wp_list_table->display();

}

add_action('install_themes_search', 'display_themes');

add_action('install_themes_featured', 'display_themes');

add_action('install_themes_new', 'display_themes');

add_action('install_themes_updated', 'display_themes');

/**

 * Display theme information in dialog box form.

 *

 * @since 2.8.0

 */

function install_theme_information() {

	global $tab, $themes_allowedtags, $wp_list_table;

	$theme = themes_api( 'theme_information', array( 'slug' => stripslashes( $_REQUEST['theme'] ) ) );

	if ( is_wp_error( $theme ) )

		wp_die( $theme );

	iframe_header( __('Theme Install') );

	$wp_list_table->theme_installer_single( $theme );

	iframe_footer();

	exit;

}

add_action('install_themes_pre_theme-information', 'install_theme_information');