WordPress/wp-admin/includes/theme-install.php

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<?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 theme installer pages from WordPress Themes API.
*
* It is possible for a theme to override the Themes API result with three
* filters. Assume this is for themes, which can extend on the Theme Info to
* offer more choices. This is very powerful and must be used with care, when
* overridding the filters.
*
* The first filter, 'themes_api_args', is for the args and gives the action as
* the second parameter. The hook for 'themes_api_args' must ensure that an
* object is returned.
*
* The second filter, 'themes_api', is the result that would be returned.
*
* @since 2.8.0
*
* @param string $action
* @param array|object $args Optional. Arguments to serialize for the Theme Info API.
* @return mixed
*/
function themes_api($action, $args = null) {
if ( is_array($args) )
$args = (object)$args;
if ( !isset($args->per_page) )
$args->per_page = 24;
$args = apply_filters('themes_api_args', $args, $action); //NOTE: Ensure that an object is returned via this filter.
$res = apply_filters('themes_api', false, $action, $args); //NOTE: Allows a theme to completely override the builtin WordPress.org API.
if ( ! $res ) {
$request = wp_remote_post('http://api.wordpress.org/themes/info/1.0/', array( 'body' => array('action' => $action, 'request' => serialize($args))) );
if ( is_wp_error($request) ) {
$res = new WP_Error('themes_api_failed', __('An Unexpected HTTP Error occured during the API request.</p> <p><a href="?" onclick="document.location.reload(); return false;">Try again</a>'), $request->get_error_message() );
} else {
$res = unserialize($request['body']);
if ( ! $res )
$res = new WP_Error('themes_api_failed', __('An unknown error occured'), $request['body']);
}
}
//var_dump(array($args, $res));
return apply_filters('themes_api_result', $res, $action, $args);
}
/**
* Retrieve list of WordPress theme features (aka theme tags)
*
* @since 2.8.0
*
* @return array
*/
function install_themes_feature_list( ) {
if ( !$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;
}
add_action('install_themes_search', 'install_theme_search', 10, 1);
/**
* Display theme search results
*
* @since 2.8.0
*
* @param string $page
*/
function install_theme_search($page) {
$type = isset($_REQUEST['type']) ? stripslashes( $_REQUEST['type'] ) : '';
$term = isset($_REQUEST['s']) ? stripslashes( $_REQUEST['s'] ) : '';
$args = array();
switch( $type ){
case 'tag':
$terms = explode(',', $term);
$terms = array_map('trim', $terms);
$terms = array_map('sanitize_title_with_dashes', $terms);
$args['tag'] = $terms;
break;
case 'term':
$args['search'] = $term;
break;
case 'author':
$args['author'] = $term;
break;
}
$args['page'] = $page;
$args['fields'] = $theme_field_defaults;
if ( !empty( $_POST['features'] ) ) {
$terms = $_POST['features'];
$terms = array_map( 'trim', $terms );
$terms = array_map( 'sanitize_title_with_dashes', $terms );
$args['tag'] = $terms;
$_REQUEST['s'] = implode( ',', $terms );
$_REQUEST['type'] = 'tag';
}
$api = themes_api('query_themes', $args);
if ( is_wp_error($api) )
wp_die($api);
add_action('install_themes_table_header', 'install_theme_search_form');
display_themes($api->themes, $api->info['page'], $api->info['pages']);
}
/**
* Display search form for searching themes.
*
* @since 2.8.0
*/
function install_theme_search_form() {
$type = isset( $_REQUEST['type'] ) ? stripslashes( $_REQUEST['type'] ) : '';
$term = isset( $_REQUEST['s'] ) ? stripslashes( $_REQUEST['s'] ) : '';
?>
<p class="install-help"><?php _e('Search for themes by keyword, author, or tag.') ?></p>
<form id="search-themes" method="post" action="<?php echo admin_url( 'theme-install.php?tab=search' ); ?>">
<select name="type" id="typeselector">
<option value="term" <?php selected('term', $type) ?>><?php _e('Term'); ?></option>
<option value="author" <?php selected('author', $type) ?>><?php _e('Author'); ?></option>
<option value="tag" <?php selected('tag', $type) ?>><?php _e('Tag'); ?></option>
</select>
<input type="text" name="s" class="search-input" size="30" value="<?php echo attribute_escape($term) ?>" />
<input type="submit" name="search" value="<?php echo attribute_escape(__('Search')); ?>" class="button" />
</form>
<?php
}
add_action('install_themes_dashboard', 'install_themes_dashboard');
/**
* Display tags filter for themes.
*
* @since 2.8.0
*/
function install_themes_dashboard() {
install_theme_search_form();
?>
<h4><?php _e('Feature Filter') ?></h4>
<form method="post" action="<?php echo admin_url( 'theme-install.php?tab=search' ); ?>">
<p class="install-help"><?php _e('Find a theme based on specific features') ?></p>
<?php
$feature_list = install_themes_feature_list( );
echo '<div class="feature-filter">';
$trans = array ('Colors' => __('Colors'), 'black' => __('Black'), 'blue' => __('Blue'), 'brown' => __('Brown'),
'green' => __('Green'), 'orange' => __('Orange'), 'pink' => __('Pink'), 'purple' => __('Purple'), 'red' => __('Red'),
'silver' => __('Silver'), 'tan' => __('Tan'), 'white' => __('White'), 'yellow' => __('Yellow'), 'dark' => __('Dark'),
'light' => __('Light'), 'Columns' => __('Columns'), 'one-column' => __('One Column'), 'two-columns' => __('Two Columns'),
'three-columns' => __('Three Columns'), 'four-columns' => __('Four Columns'), 'left-sidebar' => __('Left Sidebar'),
'right-sidebar' => __('Right Sidebar'), 'Width' => __('Width'), 'fixed-width' => __('Fixed Width'), 'flexible-width' => __('Flexible Width'),
'Features' => __('Features'), 'custom-colors' => __('Custom Colors'), 'custom-header' => __('Custom Header'), 'theme-options' => __('Theme Options'),
'threaded-comments' => __('Threaded Comments'), 'sticky-post' => __('Sticky Post'), 'microformats' => __('Microformats'),
'Subject' => __('Subject'), 'holiday' => __('Holiday'), 'photoblogging' => __('Photoblogging'), 'seasonal' => __('Seasonal'),
);
foreach ( (array) $feature_list as $feature_name => $features ) {
if ( isset($trans[$feature_name]) )
$feature_name = $trans[$feature_name];
$feature_name = wp_specialchars( $feature_name );
echo '<div class="feature-name">' . $feature_name . '</div>';
echo '<ol style="float: left; width: 725px;" class="feature-group">';
foreach ( $features as $feature ) {
$feature_name = $feature;
if ( isset($trans[$feature]) )
$feature_name = $trans[$feature];
$feature_name = wp_specialchars( $feature_name );
$feature = attribute_escape($feature);
?>
<li>
<input type="checkbox" name="features[<?php echo $feature; ?>]" 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" />
<input type="submit" name="search" value="<?php echo attribute_escape(__('Find Themes')); ?>" class="button" />
</form>
<?php
}
add_action('install_themes_featured', 'install_themes_featured', 10, 1);
/**
* Display featured themes.
*
* @since 2.8.0
*
* @param string $page
*/
function install_themes_featured($page = 1) {
global $theme_field_defaults;
$args = array('browse' => 'featured', 'page' => $page, 'fields' => $theme_field_defaults);
$api = themes_api('query_themes', $args);
if ( is_wp_error($api) )
wp_die($api);
display_themes($api->themes, $api->info['page'], $api->info['pages']);
}
add_action('install_themes_new', 'install_themes_new', 10, 1);
/**
* Display new themes/
*
* @since 2.8.0
*
* @param string $page
*/
function install_themes_new($page = 1) {
global $theme_field_defaults;
$args = array('browse' => 'new', 'page' => $page, 'fields' => $theme_field_defaults);
$api = themes_api('query_themes', $args);
if ( is_wp_error($api) )
wp_die($api);
display_themes($api->themes, $api->info['page'], $api->info['pages']);
}
add_action('install_themes_updated', 'install_themes_updated', 10, 1);
/**
* Display recently updated themes.
*
* @since 2.8.0
*
* @param string $page
*/
function install_themes_updated($page = 1) {
global $theme_field_defaults;
$args = array('browse' => 'updated', 'page' => $page, 'fields' => $theme_field_defaults);
$api = themes_api('query_themes', $args);
display_themes($api->themes, $api->info['page'], $api->info['pages']);
}
add_action('install_themes_upload', 'install_themes_upload', 10, 1);
function install_themes_upload($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"
action="<?php echo admin_url('theme-install.php?tab=do_upload') ?>"><?php wp_nonce_field( 'theme-upload') ?>
<input type="file" name="themezip" /> <input type="submit"
class="button" value="<?php _e('Install Now') ?>" /></form>
<?php
}
function display_theme($theme, $actions = null, $show_details = true) {
global $themes_allowedtags;
if ( empty($theme) )
return;
//var_dump($theme);
$name = wp_kses($theme->name, $themes_allowedtags);
$desc = wp_kses($theme->description, $themes_allowedtags);
//if ( strlen($desc) > 30 )
// $desc = substr($desc, 0, 30) . '<span class="dots">...</span><span>' . substr($desc, 30) . '</span>';
$preview_link = $theme->preview_url . '?TB_iframe=true&amp;width=600&amp;height=400';
if ( !is_array($actions) ) {
$actions = array();
$actions[] = '<a href="' . admin_url('theme-install.php?tab=theme-information&amp;theme=' . $theme->slug .
'&amp;TB_iframe=true&amp;tbWidth=500&amp;tbHeight=350') . '" class="thickbox thickbox-preview onclick" title="' . attribute_escape(sprintf(__('Install "%s"'), $name)) . '">' . __('Install') . '</a>';
$actions[] = '<a href="' . $preview_link . '" class="thickbox thickbox-preview onclick previewlink" title="' . attribute_escape(sprintf(__('Preview "%s"'), $name)) . '">' . __('Preview') . '</a>';
$actions = apply_filters('theme_install_action_links', $actions, $theme);
}
$actions = implode ( ' | ', $actions );
?>
<a class='thickbox thickbox-preview screenshot'
href='<? echo clean_url($preview_link); ?>'
title='<?php echo attribute_escape(sprintf(__('Preview "%s"'), $name)); ?>'>
<img src='<?php echo clean_url($theme->screenshot_url); ?>' width='150' />
</a>
<h3><?php echo $name ?></h3>
<span class='action-links'><?php echo $actions ?></span>
<p><?php echo $desc ?></p>
<?php if ( $show_details ) { ?>
<a href="#theme_detail" class="theme-detail hide-if-no-js" tabindex='4'><?php _e('Details') ?></a>
<div class="themedetaildiv hide-if-js">
<p><strong><?php _e('Version:') ?></strong> <?php echo wp_kses($theme->version, $themes_allowedtags) ?></p>
<p><strong><?php _e('Author:') ?></strong> <?php echo wp_kses($theme->author, $themes_allowedtags) ?></p>
<?php if ( ! empty($theme->last_updated) ) : ?>
<p><strong><?php _e('Last Updated:') ?></strong> <span title="<?php echo $theme->last_updated ?>"><?php printf( __('%s ago'), human_time_diff(strtotime($theme->last_updated)) ) ?></span></p>
<?php endif; if ( ! empty($theme->requires) ) : ?>
<p><strong><?php _e('Requires WordPress Version:') ?></strong> <?php printf(__('%s or higher'), $theme->requires) ?></p>
<?php endif; if ( ! empty($theme->tested) ) : ?>
<p><strong><?php _e('Compatible up to:') ?></strong> <?php echo $theme->tested ?></p>
<?php endif; if ( !empty($theme->downloaded) ) : ?>
<p><strong><?php _e('Downloaded:') ?></strong> <?php printf(_n('%s time', '%s times', $theme->downloaded), number_format_i18n($theme->downloaded)) ?></p>
<?php endif; ?>
<div class="star-holder" title="<?php printf(_n('(based on %s rating)', '(based on %s ratings)', $theme->num_ratings), number_format_i18n($theme->num_ratings)) ?>">
<div class="star star-rating" style="width: <?php echo attribute_escape($theme->rating) ?>px"></div>
<div class="star star5"><img src="<?php echo admin_url('images/star.gif'); ?>" alt="<?php _e('5 stars') ?>" /></div>
<div class="star star4"><img src="<?php echo admin_url('images/star.gif'); ?>" alt="<?php _e('4 stars') ?>" /></div>
<div class="star star3"><img src="<?php echo admin_url('images/star.gif'); ?>" alt="<?php _e('3 stars') ?>" /></div>
<div class="star star2"><img src="<?php echo admin_url('images/star.gif'); ?>" alt="<?php _e('2 stars') ?>" /></div>
<div class="star star1"><img src="<?php echo admin_url('images/star.gif'); ?>" alt="<?php _e('1 star') ?>" /></div>
</div>
</div>
<?php }
/*
object(stdClass)[59]
public 'name' => string 'Magazine Basic' (length=14)
public 'slug' => string 'magazine-basic' (length=14)
public 'version' => string '1.1' (length=3)
public 'author' => string 'tinkerpriest' (length=12)
public 'preview_url' => string 'http://wp-themes.com/?magazine-basic' (length=36)
public 'screenshot_url' => string 'http://wp-themes.com/wp-content/themes/magazine-basic/screenshot.png' (length=68)
public 'rating' => float 80
public 'num_ratings' => int 1
public 'homepage' => string 'http://wordpress.org/extend/themes/magazine-basic' (length=49)
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)
public 'download_link' => string 'http://wordpress.org/extend/themes/download/magazine-basic.1.1.zip' (length=66)
*/
}
/**
* Display theme content based on theme list.
*
* @since 2.8.0
*
* @param array $themes List of themes.
* @param string $page
* @param int $totalpages Number of pages.
*/
function display_themes($themes, $page = 1, $totalpages = 1) {
global $themes_allowedtags;
$type = isset($_REQUEST['type']) ? stripslashes( $_REQUEST['type'] ) : '';
$term = isset($_REQUEST['s']) ? stripslashes( $_REQUEST['s'] ) : '';
?>
<div class="tablenav">
<div class="alignleft actions"><?php do_action('install_themes_table_header'); ?></div>
<?php
$url = clean_url($_SERVER['REQUEST_URI']);
if ( ! empty($term) )
$url = add_query_arg('s', $term, $url);
if ( ! empty($type) )
$url = add_query_arg('type', $type, $url);
$page_links = paginate_links( array(
'base' => add_query_arg('paged', '%#%', $url),
'format' => '',
'prev_text' => __('&laquo;'),
'next_text' => __('&raquo;'),
'total' => $totalpages,
'current' => $page
));
if ( $page_links )
echo "\t\t<div class='tablenav-pages'>$page_links</div>";
?> <br class="clear" />
</div>
<?php
if ( empty($themes) ) {
_e('No themes found');
return;
}
?>
<table id="availablethemes" cellspacing="0" cellpadding="0">
<?php
$in_column = 0;
$rows = ceil(count($themes) / 3);
$table = array();
$i = 0;
for ( $row = 1; $row <= $rows; $row++ ) {
for ( $col = 1; $col <= 3; $col++ ) {
$table[$row][$col] = $i;
$i++;
}
}
foreach ( $table as $row => $cols ) {
?>
<tr>
<?php
foreach ( $cols as $col => $theme_index ) {
$class = array('available-theme');
if ( $row == 1 ) $class[] = 'top';
if ( $col == 1 ) $class[] = 'left';
if ( $row == $rows ) $class[] = 'bottom';
if ( $col == 3 ) $class[] = 'right';
$theme = $themes[$theme_index];
?>
<td class="<?php echo join(' ', $class); ?>"><?php
display_theme($theme);
?></td>
<?php } // end foreach $cols ?>
</tr>
<?php } // end foreach $table ?>
</table>
<div class="tablenav"><?php if ( $page_links )
echo "\t\t<div class='tablenav-pages'>$page_links</div>"; ?> <br
class="clear" />
</div>
<?php
}
add_action('install_themes_pre_theme-information', 'install_theme_information');
/**
* Display theme information in dialog box form.
*
* @since 2.8.0
*/
function install_theme_information() {
//TODO: This function needs a LOT of UI work :)
global $tab, $themes_allowedtags;
$api = themes_api('theme_information', array('slug' => stripslashes( $_REQUEST['theme'] ) ));
if ( is_wp_error($api) )
wp_die($api);
// Sanitize HTML
foreach ( (array)$api->sections as $section_name => $content )
$api->sections[$section_name] = wp_kses($content, $themes_allowedtags);
foreach ( array('version', 'author', 'requires', 'tested', 'homepage', 'downloaded', 'slug') as $key )
$api->$key = wp_kses($api->$key, $themes_allowedtags);
iframe_header( __('Theme Install') );
if ( empty($api->download_link) ) {
echo '<div id="message" class="error"><p>' . __('<strong>Error:</strong> This theme is currently not available. Please try again later.') . '</p></div>';
iframe_footer();
exit;
}
if ( version_compare($GLOBALS['wp_version'], $api->tested, '>') )
echo '<div class="updated"><p>' . __('<strong>Warning:</strong> This theme has <strong>not been tested</strong> with your current version of WordPress.') . '</p></div>';
else if ( version_compare($GLOBALS['wp_version'], $api->requires, '<') )
echo '<div class="updated"><p>' . __('<strong>Warning:</strong> This theme has not been marked as <strong>compatible</strong> with your version of WordPress.') . '</p></div>';
// Default to a "new" theme
$type = 'install';
// Check to see if this theme is known to be installed, and has an update awaiting it.
$update_themes = get_transient('update_themes');
if ( is_object($update_themes) ) {
foreach ( (array)$update_themes->response as $file => $theme ) {
if ( $theme->slug === $api->slug ) {
$type = 'update_available';
$update_file = $file;
break;
}
}
}
$themes = get_themes();
foreach ( $themes as $this_theme ) {
if ( is_array($this_theme) && $this_theme['Stylesheet'] == $api->slug ) {
if ( $this_theme['Version'] == $api->version ) {
$type = 'latest_installed';
} elseif ( $this_theme['Version'] > $api->version ) {
$type = 'newer_installed';
$newer_version = $this_theme['Version'];
}
break;
}
}
?>
<div class='available-theme'>
<img src='<?php echo clean_url($api->screenshot_url) ?>' width='300' class="theme-preview-img" />
<h3><?php echo $api->name; ?></h3>
<p><?php printf(__('by %s'), $api->author); ?></p>
<p><?php printf(__('Version: %s'), $api->version); ?></p>
<?php
$buttons = '<a class="button" id="cancel" href="#" onclick="tb_close();return false;">' . __('Cancel') . '</a> ';
switch ( $type ) {
default:
case 'install':
if ( current_user_can('install_themes') ) :
$buttons .= '<a class="button-primary" id="install" href="' . wp_nonce_url(admin_url('theme-install.php?tab=install&theme=' . $api->slug), 'install-theme_' . $api->slug) . '" target="_parent">' . __('Install Now') . '</a>';
endif;
break;
case 'update_available':
if ( current_user_can('update_themes') ) :
$buttons .= '<a class="button-primary" id="install" href="' . wp_nonce_url(admin_url('update.php?action=upgrade-theme&theme=' . $update_file), 'upgrade-theme_' . $update_file) . '" target="_parent">' . __('Install Update Now') . '</a>';
endif;
break;
case 'newer_installed':
if ( current_user_can('install_themes') || current_user_can('update_themes') ) :
?><p><?php printf(__('Newer version (%s) is installed.'), $newer_version); ?></p><?php
endif;
break;
case 'latest_installed':
if ( current_user_can('install_themes') || current_user_can('update_themes') ) :
?><p><?php _e('This version is already installed.'); ?></p><?php
endif;
break;
} ?>
<br class="clear" />
</div>
<p class="action-button">
<?php echo $buttons; ?>
<br class="clear" />
</p>
<?php
iframe_footer();
exit;
}
add_action('install_themes_do_upload', 'upload_theme');
function upload_theme() {
if ( ! ( ( $uploads = wp_upload_dir() ) && false === $uploads['error'] ) )
wp_die($uploads['error']);
if ( !empty($_FILES) )
$filename = $_FILES['themezip']['name'];
else if ( isset($_GET['package']) )
$filename = $_GET['package'];
check_admin_referer('theme-upload');
echo '<div class="wrap">';
echo '<h2>', sprintf( __('Installing theme from file: %s'), basename($filename) ), '</h2>';
//Handle a newly uploaded file, Else assume it was
if ( !empty($_FILES) ) {
$filename = wp_unique_filename( $uploads['basedir'], $filename );
$local_file = $uploads['basedir'] . '/' . $filename;
// Move the file to the uploads dir
if ( false === @ move_uploaded_file( $_FILES['themezip']['tmp_name'], $local_file) )
wp_die( sprintf( __('The uploaded file could not be moved to %s.' ), $uploads['path']));
} else {
$local_file = $uploads['basedir'] . '/' . $filename;
}
do_theme_install_local_package($local_file, $filename);
echo '</div>';
}
add_action('install_themes_install', 'install_theme');
/**
* Display theme link and execute install.
*
* @since 2.8.0
*/
function install_theme() {
$theme = isset($_REQUEST['theme']) ? stripslashes( $_REQUEST['theme'] ) : '';
check_admin_referer('install-theme_' . $theme);
$api = themes_api('theme_information', array('slug' => $theme, 'fields' => array('sections' => false) ) ); //Save on a bit of bandwidth.
if ( is_wp_error($api) )
wp_die($api);
echo '<div class="wrap">';
echo '<h2>', sprintf( __('Installing theme: %s'), $api->name . ' ' . $api->version ), '</h2>';
do_theme_install($api->download_link, $api);
echo '</div>';
}
/**
* Retrieve theme and install.
*
* @since 2.8.0
*
* @param string $download_url Download URL.
* @param object $theme_information Optional. Theme information
*/
function do_theme_install($download_url, $theme_information = null) {
global $wp_filesystem;
if ( empty($download_url) ) {
show_message( __('No theme specified') );
return;
}
$theme = isset($_REQUEST['theme']) ? stripslashes( $_REQUEST['theme'] ) : '';
$url = 'theme-install.php?tab=install';
$url = add_query_arg(array('theme' => $theme, 'theme_name' => stripslashes( $_REQUEST['theme_name'] ), 'download_url' => stripslashes( $_REQUEST['download_url'] ) ), $url);
$url = wp_nonce_url($url, 'install-theme_' . $theme);
if ( false === ($credentials = request_filesystem_credentials($url)) )
return;
if ( ! WP_Filesystem($credentials) ) {
request_filesystem_credentials($url, '', true); //Failed to connect, Error and request again
return;
}
if ( $wp_filesystem->errors->get_error_code() ) {
foreach ( $wp_filesystem->errors->get_error_messages() as $message )
show_message($message);
return;
}
$result = wp_install_theme( $download_url, 'show_message' );
if ( is_wp_error($result) ) {
show_message($result);
show_message( __('Installation Failed') );
} else {
show_message( sprintf(__('Successfully installed the theme <strong>%s %s</strong>.'), $theme_information->name, $theme_information->version) );
$theme_file = $result;
$install_actions = apply_filters('install_theme_complete_actions', array(
//'activate_theme' => '<a href="' . wp_nonce_url('themes.php?action=activate&amp;theme=' . $theme_file, 'activate-theme_' . $theme_file) . '" title="' . attribute_escape(__('Activate this theme')) . '" target="_parent">' . __('Activate Theme') . '</a>',
'themes_page' => '<a href="' . admin_url('themes.php') . '" title="' . attribute_escape(__('Return to Themes page')) . '" target="_parent">' . __('Return to Themes page') . '</a>'
), $theme_information, $theme_file);
if ( ! empty($install_actions) )
show_message('<strong>' . __('Actions:') . '</strong> ' . implode(' | ', (array)$install_actions));
}
}
/**
* Install a theme from a local file.
*
* @since 2.8.0
*
* @param string $package Local Theme zip
* @param string $filename Optional. Original filename
* @param object $theme_information Optional. Theme information
*/
function do_theme_install_local_package($package, $filename = '') {
global $wp_filesystem;
if ( empty($package) ) {
show_message( __('No theme specified') );
return;
}
if ( empty($filename) )
$filename = basename($package);
$url = 'theme-install.php?tab=upload';
$url = add_query_arg(array('package' => $filename), $url);
$url = wp_nonce_url($url, 'theme-upload');
if ( false === ($credentials = request_filesystem_credentials($url)) )
return;
if ( ! WP_Filesystem($credentials) ) {
request_filesystem_credentials($url, '', true); //Failed to connect, Error and request again
return;
}
if ( $wp_filesystem->errors->get_error_code() ) {
foreach ( $wp_filesystem->errors->get_error_messages() as $message )
show_message($message);
return;
}
$result = wp_install_theme_local_package( $package, 'show_message' );
if ( is_wp_error($result) ) {
show_message($result);
show_message( __('Installation Failed') );
} else {
show_message( __('Successfully installed the theme.') );
$theme_file = $result;
$install_actions = apply_filters('install_theme_complete_actions', array(
//'activate_theme' => '<a href="' . wp_nonce_url('themes.php?action=activate&amp;theme=' . $theme_file, 'activate-theme_' . $theme_file) . '" title="' . __('Activate this theme') . '" target="_parent">' . __('Activate Theme') . '</a>',
'themes_page' => '<a href="' . admin_url('themes.php') . '" title="' . __('Goto themes page') . '" target="_parent">' . __('Return to Themes page') . '</a>'
), array(), $theme_file);
if ( ! empty($install_actions) )
show_message('<strong>' . __('Actions:') . '</strong> ' . implode(' | ', (array)$install_actions));
}
}
/**
* Install theme.
*
* @since 2.8.0
*
* @param string $package
* @param string $feedback Optional.
* @return mixed.
*/
function wp_install_theme($package, $feedback = '') {
global $wp_filesystem;
if ( !empty($feedback) )
add_filter('install_feedback', $feedback);
// Is a filesystem accessor setup?
if ( ! $wp_filesystem || ! is_object($wp_filesystem) )
WP_Filesystem();
if ( ! is_object($wp_filesystem) )
return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
if ( $wp_filesystem->errors->get_error_code() )
return new WP_Error('fs_error', __('Filesystem error'), $wp_filesystem->errors);
// Get the base theme folder
$themes_dir = $wp_filesystem->wp_themes_dir();
if ( empty($themes_dir) )
return new WP_Error('fs_no_themes_dir', __('Unable to locate WordPress themes directory.'));
// And the same for the Content directory.
$content_dir = $wp_filesystem->wp_content_dir();
if ( empty($content_dir) )
return new WP_Error('fs_no_content_dir', __('Unable to locate WordPress content directory (wp-content).'));
$themes_dir = trailingslashit( $themes_dir );
$content_dir = trailingslashit( $content_dir );
if ( empty($package) )
return new WP_Error('no_package', __('Install package not available.'));
// Download the package
apply_filters('install_feedback', sprintf(__('Downloading theme package from %s'), $package));
$download_file = download_url($package);
if ( is_wp_error($download_file) )
return new WP_Error('download_failed', __('Download failed.'), $download_file->get_error_message());
$working_dir = $content_dir . 'upgrade/' . basename($package, '.zip');
// Clean up working directory
if ( $wp_filesystem->is_dir($working_dir) )
$wp_filesystem->delete($working_dir, true);
apply_filters('install_feedback', __('Unpacking the theme package'));
// Unzip package to working directory
$result = unzip_file($download_file, $working_dir);
// Once extracted, delete the package
@unlink($download_file);
if ( is_wp_error($result) ) {
$wp_filesystem->delete($working_dir, true);
return $result;
}
//Get a list of the directories in the working directory before we delete it, We need to know the new folder for the theme
$filelist = array_keys( $wp_filesystem->dirlist($working_dir) );
if ( $wp_filesystem->exists( $themes_dir . $filelist[0] ) ) {
$wp_filesystem->delete($working_dir, true);
return new WP_Error('install_folder_exists', __('Folder already exists.'), $filelist[0] );
}
apply_filters('install_feedback', __('Installing the theme'));
// Copy new version of theme into place.
$result = copy_dir($working_dir, $themes_dir);
if ( is_wp_error($result) ) {
$wp_filesystem->delete($working_dir, true);
return $result;
}
//Get a list of the directories in the working directory before we delete it, We need to know the new folder for the theme
$filelist = array_keys( $wp_filesystem->dirlist($working_dir) );
// Remove working directory
$wp_filesystem->delete($working_dir, true);
if ( empty($filelist) )
return false; //We couldnt find any files in the working dir, therefor no theme installed? Failsafe backup.
//TODO: TODO: TODO
$stylesheet = $filelist[0];
// $theme = get_themes('/' . $folder); //Ensure to pass with leading slash //TODO: TODO: TODO
// $themefiles = array_keys($theme); //Assume the requested theme is the first in the list
//Return the theme files name.
return $stylesheet; //$folder . '/' . $themefiles[0];
}
/**
* Install theme from local package
*
* @since 2.8.0
*
* @param string $package
* @param string $feedback Optional.
* @return mixed.
*/
function wp_install_theme_local_package($package, $feedback = '') {
global $wp_filesystem;
if ( !empty($feedback) )
add_filter('install_feedback', $feedback);
// Is a filesystem accessor setup?
if ( ! $wp_filesystem || ! is_object($wp_filesystem) )
WP_Filesystem();
if ( ! is_object($wp_filesystem) )
return new WP_Error('fs_unavailable', __('Could not access filesystem.'));
if ( $wp_filesystem->errors->get_error_code() )
return new WP_Error('fs_error', __('Filesystem error'), $wp_filesystem->errors);
//Get the base theme folder
$themes_dir = $wp_filesystem->wp_themes_dir();
if ( empty($themes_dir) )
return new WP_Error('fs_no_themes_dir', __('Unable to locate WordPress themes directory.'));
//And the same for the Content directory.
$content_dir = $wp_filesystem->wp_content_dir();
if ( empty($content_dir) )
return new WP_Error('fs_no_content_dir', __('Unable to locate WordPress content directory (wp-content).'));
$themes_dir = trailingslashit( $themes_dir );
$content_dir = trailingslashit( $content_dir );
if ( empty($package) )
return new WP_Error('no_package', __('Install package not available.'));
$working_dir = $content_dir . 'upgrade/' . basename($package, '.zip');
// Clean up working directory
if ( $wp_filesystem->is_dir($working_dir) )
$wp_filesystem->delete($working_dir, true);
apply_filters('install_feedback', __('Unpacking the theme package'));
// Unzip package to working directory
$result = unzip_file($package, $working_dir);
// Once extracted, delete the package
unlink($package);
if ( is_wp_error($result) ) {
$wp_filesystem->delete($working_dir, true);
return $result;
}
//Get a list of the directories in the working directory before we delete it, We need to know the new folder for the theme
$filelist = array_keys( $wp_filesystem->dirlist($working_dir) );
if ( $wp_filesystem->exists( $themes_dir . $filelist[0] ) ) {
$wp_filesystem->delete($working_dir, true);
return new WP_Error('install_folder_exists', __('Folder already exists.'), $filelist[0] );
}
apply_filters('install_feedback', __('Installing the theme'));
// Copy new version of theme into place.
$result = copy_dir($working_dir, $themes_dir);
if ( is_wp_error($result) ) {
$wp_filesystem->delete($working_dir, true);
return $result;
}
//Get a list of the directories in the working directory before we delete it, We need to know the new folder for the theme
$filelist = array_keys( $wp_filesystem->dirlist($working_dir) );
// Remove working directory
$wp_filesystem->delete($working_dir, true);
if ( empty($filelist) )
return false; //We couldnt find any files in the working dir, therefor no theme installed? Failsafe backup.
//TODO TODO TODO
$stylesheet = $filelist[0];
// $theme = get_themes('/' . $folder); //Ensure to pass with leading slash
// $themefiles = array_keys($theme); //Assume the requested theme is the first in the list
//Return the theme files name.
return $stylsheet; //$folder . '/' . $themefiles[0];
}