568 lines
17 KiB
PHP
568 lines
17 KiB
PHP
<?php
|
|
/*
|
|
* Theme/template/stylesheet functions.
|
|
*/
|
|
|
|
function get_stylesheet() {
|
|
return apply_filters('stylesheet', get_option('stylesheet'));
|
|
}
|
|
|
|
function get_stylesheet_directory() {
|
|
$stylesheet = get_stylesheet();
|
|
$stylesheet_dir = get_theme_root() . "/$stylesheet";
|
|
return apply_filters('stylesheet_directory', $stylesheet_dir, $stylesheet);
|
|
}
|
|
|
|
function get_stylesheet_directory_uri() {
|
|
$stylesheet = get_stylesheet();
|
|
$stylesheet_dir_uri = get_theme_root_uri() . "/$stylesheet";
|
|
return apply_filters('stylesheet_directory_uri', $stylesheet_dir_uri, $stylesheet);
|
|
}
|
|
|
|
function get_stylesheet_uri() {
|
|
$stylesheet_dir_uri = get_stylesheet_directory_uri();
|
|
$stylesheet_uri = $stylesheet_dir_uri . "/style.css";
|
|
return apply_filters('stylesheet_uri', $stylesheet_uri, $stylesheet_dir_uri);
|
|
}
|
|
|
|
function get_locale_stylesheet_uri() {
|
|
global $wp_locale;
|
|
$stylesheet_dir_uri = get_stylesheet_directory_uri();
|
|
$dir = get_stylesheet_directory();
|
|
$locale = get_locale();
|
|
if ( file_exists("$dir/$locale.css") )
|
|
$stylesheet_uri = "$stylesheet_dir_uri/$locale.css";
|
|
elseif ( !empty($wp_locale->text_direction) && file_exists("$dir/{$wp_locale->text_direction}.css") )
|
|
$stylesheet_uri = "$stylesheet_dir_uri/{$wp_locale->text_direction}.css";
|
|
else
|
|
$stylesheet_uri = '';
|
|
return apply_filters('locale_stylesheet_uri', $stylesheet_uri, $stylesheet_dir_uri);
|
|
}
|
|
|
|
function get_template() {
|
|
return apply_filters('template', get_option('template'));
|
|
}
|
|
|
|
function get_template_directory() {
|
|
$template = get_template();
|
|
$template_dir = get_theme_root() . "/$template";
|
|
return apply_filters('template_directory', $template_dir, $template);
|
|
}
|
|
|
|
function get_template_directory_uri() {
|
|
$template = get_template();
|
|
$template_dir_uri = get_theme_root_uri() . "/$template";
|
|
return apply_filters('template_directory_uri', $template_dir_uri, $template);
|
|
}
|
|
|
|
function get_theme_data( $theme_file ) {
|
|
$themes_allowed_tags = array(
|
|
'a' => array(
|
|
'href' => array(),'title' => array()
|
|
),
|
|
'abbr' => array(
|
|
'title' => array()
|
|
),
|
|
'acronym' => array(
|
|
'title' => array()
|
|
),
|
|
'code' => array(),
|
|
'em' => array(),
|
|
'strong' => array()
|
|
);
|
|
|
|
$theme_data = implode( '', file( $theme_file ) );
|
|
$theme_data = str_replace ( '\r', '\n', $theme_data );
|
|
preg_match( '|Theme Name:(.*)$|mi', $theme_data, $theme_name );
|
|
preg_match( '|Theme URI:(.*)$|mi', $theme_data, $theme_uri );
|
|
preg_match( '|Description:(.*)$|mi', $theme_data, $description );
|
|
|
|
if ( preg_match( '|Author URI:(.*)$|mi', $theme_data, $author_uri ) )
|
|
$author_uri = clean_url( trim( $author_uri[1]) );
|
|
else
|
|
$author_uti = '';
|
|
|
|
if ( preg_match( '|Template:(.*)$|mi', $theme_data, $template ) )
|
|
$template = wp_kses( trim( $template[1] ), $themes_allowed_tags );
|
|
else
|
|
$template = '';
|
|
|
|
if ( preg_match( '|Version:(.*)|i', $theme_data, $version ) )
|
|
$version = wp_kses( trim( $version[1] ), $themes_allowed_tags );
|
|
else
|
|
$version = '';
|
|
|
|
if ( preg_match('|Status:(.*)|i', $theme_data, $status) )
|
|
$status = wp_kses( trim( $status[1] ), $themes_allowed_tags );
|
|
else
|
|
$status = 'publish';
|
|
|
|
if ( preg_match('|Tags:(.*)|i', $theme_data, $tags) )
|
|
$tags = array_map( 'trim', explode( ',', wp_kses( trim( $tags[1] ), array() ) ) );
|
|
else
|
|
$tags = array();
|
|
|
|
$name = $theme = wp_kses( trim( $theme_name[1] ), $themes_allowed_tags );
|
|
$theme_uri = clean_url( trim( $theme_uri[1] ) );
|
|
$description = wptexturize( wp_kses( trim( $description[1] ), $themes_allowed_tags ) );
|
|
|
|
if ( preg_match( '|Author:(.*)$|mi', $theme_data, $author_name ) ) {
|
|
if ( empty( $author_uri ) ) {
|
|
$author = wp_kses( trim( $author_name[1] ), $themes_allowed_tags );
|
|
} else {
|
|
$author = sprintf( '<a href="%1$s" title="%2$s">%3$s</a>', $author_uri, __( 'Visit author homepage' ), wp_kses( trim( $author_name[1] ), $themes_allowed_tags ) );
|
|
}
|
|
} else {
|
|
$author = __('Anonymous');
|
|
}
|
|
|
|
return array( 'Name' => $name, 'Title' => $theme, 'URI' => $theme_uri, 'Description' => $description, 'Author' => $author, 'Version' => $version, 'Template' => $template, 'Status' => $status, 'Tags' => $tags );
|
|
}
|
|
|
|
function get_themes() {
|
|
global $wp_themes, $wp_broken_themes;
|
|
|
|
if ( isset($wp_themes) )
|
|
return $wp_themes;
|
|
|
|
$themes = array();
|
|
$wp_broken_themes = array();
|
|
$theme_loc = $theme_root = get_theme_root();
|
|
if ( '/' != ABSPATH ) // don't want to replace all forward slashes, see Trac #4541
|
|
$theme_loc = str_replace(ABSPATH, '', $theme_root);
|
|
|
|
// Files in wp-content/themes directory and one subdir down
|
|
$themes_dir = @ opendir($theme_root);
|
|
if ( !$themes_dir )
|
|
return false;
|
|
|
|
while ( ($theme_dir = readdir($themes_dir)) !== false ) {
|
|
if ( is_dir($theme_root . '/' . $theme_dir) && is_readable($theme_root . '/' . $theme_dir) ) {
|
|
if ( $theme_dir{0} == '.' || $theme_dir == '..' || $theme_dir == 'CVS' )
|
|
continue;
|
|
$stylish_dir = @ opendir($theme_root . '/' . $theme_dir);
|
|
$found_stylesheet = false;
|
|
while ( ($theme_file = readdir($stylish_dir)) !== false ) {
|
|
if ( $theme_file == 'style.css' ) {
|
|
$theme_files[] = $theme_dir . '/' . $theme_file;
|
|
$found_stylesheet = true;
|
|
break;
|
|
}
|
|
}
|
|
@closedir($stylish_dir);
|
|
if ( !$found_stylesheet ) { // look for themes in that dir
|
|
$subdir = "$theme_root/$theme_dir";
|
|
$subdir_name = $theme_dir;
|
|
$theme_subdir = @ opendir( $subdir );
|
|
while ( ($theme_dir = readdir($theme_subdir)) !== false ) {
|
|
if ( is_dir( $subdir . '/' . $theme_dir) && is_readable($subdir . '/' . $theme_dir) ) {
|
|
if ( $theme_dir{0} == '.' || $theme_dir == '..' || $theme_dir == 'CVS' )
|
|
continue;
|
|
$stylish_dir = @ opendir($subdir . '/' . $theme_dir);
|
|
$found_stylesheet = false;
|
|
while ( ($theme_file = readdir($stylish_dir)) !== false ) {
|
|
if ( $theme_file == 'style.css' ) {
|
|
$theme_files[] = $subdir_name . '/' . $theme_dir . '/' . $theme_file;
|
|
$found_stylesheet = true;
|
|
break;
|
|
}
|
|
}
|
|
@closedir($stylish_dir);
|
|
}
|
|
}
|
|
@closedir($theme_subdir);
|
|
$wp_broken_themes[$theme_dir] = array('Name' => $theme_dir, 'Title' => $theme_dir, 'Description' => __('Stylesheet is missing.'));
|
|
}
|
|
}
|
|
}
|
|
if ( is_dir( $theme_dir ) )
|
|
@closedir( $theme_dir );
|
|
|
|
if ( !$themes_dir || !$theme_files )
|
|
return $themes;
|
|
|
|
sort($theme_files);
|
|
|
|
foreach ( (array) $theme_files as $theme_file ) {
|
|
if ( !is_readable("$theme_root/$theme_file") ) {
|
|
$wp_broken_themes[$theme_file] = array('Name' => $theme_file, 'Title' => $theme_file, 'Description' => __('File not readable.'));
|
|
continue;
|
|
}
|
|
|
|
$theme_data = get_theme_data("$theme_root/$theme_file");
|
|
|
|
$name = $theme_data['Name'];
|
|
$title = $theme_data['Title'];
|
|
$description = wptexturize($theme_data['Description']);
|
|
$version = $theme_data['Version'];
|
|
$author = $theme_data['Author'];
|
|
$template = $theme_data['Template'];
|
|
$stylesheet = dirname($theme_file);
|
|
|
|
$screenshot = false;
|
|
foreach ( array('png', 'gif', 'jpg', 'jpeg') as $ext ) {
|
|
if (file_exists("$theme_root/$stylesheet/screenshot.$ext")) {
|
|
$screenshot = "screenshot.$ext";
|
|
break;
|
|
}
|
|
}
|
|
|
|
if ( empty($name) ) {
|
|
$name = dirname($theme_file);
|
|
$title = $name;
|
|
}
|
|
|
|
if ( empty($template) ) {
|
|
if ( file_exists(dirname("$theme_root/$theme_file/index.php")) )
|
|
$template = dirname($theme_file);
|
|
else
|
|
continue;
|
|
}
|
|
|
|
$template = trim($template);
|
|
|
|
if ( !file_exists("$theme_root/$template/index.php") ) {
|
|
$parent_dir = dirname(dirname($theme_file));
|
|
if ( file_exists("$theme_root/$parent_dir/$template/index.php") ) {
|
|
$template = "$parent_dir/$template";
|
|
} else {
|
|
$wp_broken_themes[$name] = array('Name' => $name, 'Title' => $title, 'Description' => __('Template is missing.'));
|
|
continue;
|
|
}
|
|
}
|
|
|
|
$stylesheet_files = array();
|
|
$stylesheet_dir = @ dir("$theme_root/$stylesheet");
|
|
if ( $stylesheet_dir ) {
|
|
while ( ($file = $stylesheet_dir->read()) !== false ) {
|
|
if ( !preg_match('|^\.+$|', $file) && preg_match('|\.css$|', $file) )
|
|
$stylesheet_files[] = "$theme_loc/$stylesheet/$file";
|
|
}
|
|
}
|
|
|
|
$template_files = array();
|
|
$template_dir = @ dir("$theme_root/$template");
|
|
if ( $template_dir ) {
|
|
while(($file = $template_dir->read()) !== false) {
|
|
if ( !preg_match('|^\.+$|', $file) && preg_match('|\.php$|', $file) )
|
|
$template_files[] = "$theme_loc/$template/$file";
|
|
}
|
|
}
|
|
|
|
$template_dir = dirname($template_files[0]);
|
|
$stylesheet_dir = dirname($stylesheet_files[0]);
|
|
|
|
if ( empty($template_dir) )
|
|
$template_dir = '/';
|
|
if ( empty($stylesheet_dir) )
|
|
$stylesheet_dir = '/';
|
|
|
|
// Check for theme name collision. This occurs if a theme is copied to
|
|
// a new theme directory and the theme header is not updated. Whichever
|
|
// theme is first keeps the name. Subsequent themes get a suffix applied.
|
|
// The Default and Classic themes always trump their pretenders.
|
|
if ( isset($themes[$name]) ) {
|
|
if ( ('WordPress Default' == $name || 'WordPress Classic' == $name) &&
|
|
('default' == $stylesheet || 'classic' == $stylesheet) ) {
|
|
// If another theme has claimed to be one of our default themes, move
|
|
// them aside.
|
|
$suffix = $themes[$name]['Stylesheet'];
|
|
$new_name = "$name/$suffix";
|
|
$themes[$new_name] = $themes[$name];
|
|
$themes[$new_name]['Name'] = $new_name;
|
|
} else {
|
|
$name = "$name/$stylesheet";
|
|
}
|
|
}
|
|
|
|
$themes[$name] = array('Name' => $name, 'Title' => $title, 'Description' => $description, 'Author' => $author, 'Version' => $version, 'Template' => $template, 'Stylesheet' => $stylesheet, 'Template Files' => $template_files, 'Stylesheet Files' => $stylesheet_files, 'Template Dir' => $template_dir, 'Stylesheet Dir' => $stylesheet_dir, 'Status' => $theme_data['Status'], 'Screenshot' => $screenshot, 'Tags' => $theme_data['Tags']);
|
|
}
|
|
|
|
// Resolve theme dependencies.
|
|
$theme_names = array_keys($themes);
|
|
|
|
foreach ( (array) $theme_names as $theme_name ) {
|
|
$themes[$theme_name]['Parent Theme'] = '';
|
|
if ( $themes[$theme_name]['Stylesheet'] != $themes[$theme_name]['Template'] ) {
|
|
foreach ( (array) $theme_names as $parent_theme_name ) {
|
|
if ( ($themes[$parent_theme_name]['Stylesheet'] == $themes[$parent_theme_name]['Template']) && ($themes[$parent_theme_name]['Template'] == $themes[$theme_name]['Template']) ) {
|
|
$themes[$theme_name]['Parent Theme'] = $themes[$parent_theme_name]['Name'];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
$wp_themes = $themes;
|
|
|
|
return $themes;
|
|
}
|
|
|
|
function get_theme($theme) {
|
|
$themes = get_themes();
|
|
|
|
if ( array_key_exists($theme, $themes) )
|
|
return $themes[$theme];
|
|
|
|
return NULL;
|
|
}
|
|
|
|
function get_current_theme() {
|
|
if ( $theme = get_option('current_theme') )
|
|
return $theme;
|
|
|
|
$themes = get_themes();
|
|
$theme_names = array_keys($themes);
|
|
$current_template = get_option('template');
|
|
$current_stylesheet = get_option('stylesheet');
|
|
$current_theme = 'WordPress Default';
|
|
|
|
if ( $themes ) {
|
|
foreach ( (array) $theme_names as $theme_name ) {
|
|
if ( $themes[$theme_name]['Stylesheet'] == $current_stylesheet &&
|
|
$themes[$theme_name]['Template'] == $current_template ) {
|
|
$current_theme = $themes[$theme_name]['Name'];
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
update_option('current_theme', $current_theme);
|
|
|
|
return $current_theme;
|
|
}
|
|
|
|
function get_theme_root() {
|
|
return apply_filters('theme_root', ABSPATH . "wp-content/themes");
|
|
}
|
|
|
|
function get_theme_root_uri() {
|
|
return apply_filters('theme_root_uri', get_option('siteurl') . "/wp-content/themes", get_option('siteurl'));
|
|
}
|
|
|
|
function get_query_template($type) {
|
|
$template = '';
|
|
$type = preg_replace( '|[^a-z0-9-]+|', '', $type );
|
|
if ( file_exists(TEMPLATEPATH . "/{$type}.php") )
|
|
$template = TEMPLATEPATH . "/{$type}.php";
|
|
|
|
return apply_filters("{$type}_template", $template);
|
|
}
|
|
|
|
function get_404_template() {
|
|
return get_query_template('404');
|
|
}
|
|
|
|
function get_archive_template() {
|
|
return get_query_template('archive');
|
|
}
|
|
|
|
function get_author_template() {
|
|
return get_query_template('author');
|
|
}
|
|
|
|
function get_category_template() {
|
|
$template = '';
|
|
if ( file_exists(TEMPLATEPATH . "/category-" . get_query_var('cat') . '.php') )
|
|
$template = TEMPLATEPATH . "/category-" . get_query_var('cat') . '.php';
|
|
elseif ( file_exists(TEMPLATEPATH . "/category.php") )
|
|
$template = TEMPLATEPATH . "/category.php";
|
|
|
|
return apply_filters('category_template', $template);
|
|
}
|
|
|
|
function get_tag_template() {
|
|
$template = '';
|
|
if ( file_exists(TEMPLATEPATH . "/tag-" . get_query_var('tag') . '.php') )
|
|
$template = TEMPLATEPATH . "/tag-" . get_query_var('tag') . '.php';
|
|
elseif ( file_exists(TEMPLATEPATH . "/tag.php") )
|
|
$template = TEMPLATEPATH . "/tag.php";
|
|
|
|
return apply_filters('tag_template', $template);
|
|
}
|
|
|
|
|
|
function get_date_template() {
|
|
return get_query_template('date');
|
|
}
|
|
|
|
function get_home_template() {
|
|
$template = '';
|
|
|
|
if ( file_exists(TEMPLATEPATH . "/home.php") )
|
|
$template = TEMPLATEPATH . "/home.php";
|
|
elseif ( file_exists(TEMPLATEPATH . "/index.php") )
|
|
$template = TEMPLATEPATH . "/index.php";
|
|
|
|
return apply_filters('home_template', $template);
|
|
}
|
|
|
|
function get_page_template() {
|
|
global $wp_query;
|
|
|
|
$id = (int) $wp_query->post->ID;
|
|
$template = get_post_meta($id, '_wp_page_template', true);
|
|
|
|
if ( 'default' == $template )
|
|
$template = '';
|
|
|
|
if ( !empty($template) && file_exists(TEMPLATEPATH . "/$template") )
|
|
$template = TEMPLATEPATH . "/$template";
|
|
elseif ( file_exists(TEMPLATEPATH . "/page.php") )
|
|
$template = TEMPLATEPATH . "/page.php";
|
|
else
|
|
$template = '';
|
|
|
|
return apply_filters('page_template', $template);
|
|
}
|
|
|
|
function get_paged_template() {
|
|
return get_query_template('paged');
|
|
}
|
|
|
|
function get_search_template() {
|
|
return get_query_template('search');
|
|
}
|
|
|
|
function get_single_template() {
|
|
return get_query_template('single');
|
|
}
|
|
|
|
function get_attachment_template() {
|
|
global $posts;
|
|
$type = explode('/', $posts[0]->post_mime_type);
|
|
if ( $template = get_query_template($type[0]) )
|
|
return $template;
|
|
elseif ( $template = get_query_template($type[1]) )
|
|
return $template;
|
|
elseif ( $template = get_query_template("$type[0]_$type[1]") )
|
|
return $template;
|
|
else
|
|
return get_query_template('attachment');
|
|
}
|
|
|
|
function get_comments_popup_template() {
|
|
if ( file_exists( TEMPLATEPATH . '/comments-popup.php') )
|
|
$template = TEMPLATEPATH . '/comments-popup.php';
|
|
else
|
|
$template = get_theme_root() . '/default/comments-popup.php';
|
|
|
|
return apply_filters('comments_popup_template', $template);
|
|
}
|
|
|
|
function load_template($_template_file) {
|
|
global $posts, $post, $wp_did_header, $wp_did_template_redirect, $wp_query, $wp_rewrite, $wpdb, $wp_version, $wp, $id, $comment, $user_ID;
|
|
|
|
if ( is_array($wp_query->query_vars) )
|
|
extract($wp_query->query_vars, EXTR_SKIP);
|
|
|
|
require_once($_template_file);
|
|
}
|
|
|
|
function locale_stylesheet() {
|
|
$stylesheet = get_locale_stylesheet_uri();
|
|
if ( empty($stylesheet) )
|
|
return;
|
|
echo '<link rel="stylesheet" href="' . $stylesheet . '" type="text/css" media="screen" />';
|
|
}
|
|
|
|
function switch_theme($template, $stylesheet) {
|
|
update_option('template', $template);
|
|
update_option('stylesheet', $stylesheet);
|
|
delete_option('current_theme');
|
|
$theme = get_current_theme();
|
|
do_action('switch_theme', $theme);
|
|
}
|
|
|
|
function validate_current_theme() {
|
|
// Don't validate during an install/upgrade.
|
|
if ( defined('WP_INSTALLING') )
|
|
return true;
|
|
|
|
if ( get_template() != 'default' && !file_exists(get_template_directory() . '/index.php') ) {
|
|
switch_theme('default', 'default');
|
|
return false;
|
|
}
|
|
|
|
if ( get_stylesheet() != 'default' && !file_exists(get_template_directory() . '/style.css') ) {
|
|
switch_theme('default', 'default');
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function get_theme_mod($name, $default = false) {
|
|
$theme = get_current_theme();
|
|
|
|
$mods = get_option("mods_$theme");
|
|
|
|
if ( isset($mods[$name]) )
|
|
return apply_filters( "theme_mod_$name", $mods[$name] );
|
|
|
|
return apply_filters( "theme_mod_$name", sprintf($default, get_template_directory_uri(), get_stylesheet_directory_uri()) );
|
|
}
|
|
|
|
function set_theme_mod($name, $value) {
|
|
$theme = get_current_theme();
|
|
|
|
$mods = get_option("mods_$theme");
|
|
|
|
$mods[$name] = $value;
|
|
|
|
update_option("mods_$theme", $mods);
|
|
wp_cache_delete("mods_$theme", 'options');
|
|
}
|
|
|
|
function remove_theme_mod( $name ) {
|
|
$theme = get_current_theme();
|
|
|
|
$mods = get_option("mods_$theme");
|
|
|
|
if ( !isset($mods[$name]) )
|
|
return;
|
|
|
|
unset($mods[$name]);
|
|
|
|
if ( empty($mods) )
|
|
return remove_theme_mods();
|
|
|
|
update_option("mods_$theme", $mods);
|
|
wp_cache_delete("mods_$theme", 'options');
|
|
}
|
|
|
|
function remove_theme_mods() {
|
|
$theme = get_current_theme();
|
|
|
|
delete_option("mods_$theme");
|
|
}
|
|
|
|
function get_header_textcolor() {
|
|
return get_theme_mod('header_textcolor', HEADER_TEXTCOLOR);
|
|
}
|
|
|
|
function header_textcolor() {
|
|
echo get_header_textcolor();
|
|
}
|
|
|
|
function get_header_image() {
|
|
return get_theme_mod('header_image', HEADER_IMAGE);
|
|
}
|
|
|
|
function header_image() {
|
|
echo get_header_image();
|
|
}
|
|
|
|
function add_custom_image_header($header_callback, $admin_header_callback) {
|
|
if ( ! empty($header_callback) )
|
|
add_action('wp_head', $header_callback);
|
|
|
|
if ( ! is_admin() )
|
|
return;
|
|
require_once(ABSPATH . 'wp-admin/custom-header.php');
|
|
$GLOBALS['custom_image_header'] =& new Custom_Image_Header($admin_header_callback);
|
|
add_action('admin_menu', array(&$GLOBALS['custom_image_header'], 'init'));
|
|
}
|
|
|
|
?>
|