/**
* Returns array of theme groups
*
* @param string $theme_name
* @return array
*/
function w3_get_theme_files($theme_name)
{
$patterns = array('404', 'search', 'taxonomy(-.*)?', 'front-page', 'home', 'index', '(image|video|text|audio|application).*', 'attachment', 'single(-.*)?', 'page(-.*)?', 'category(-.*)?', 'tag(-.*)?', 'author(-.*)?', 'date', 'archive', 'comments-popup', 'paged');
$templates = array();
$theme = w3tc_get_theme($theme_name);
if ($theme && isset($theme['Template Files'])) {
$template_files = (array) $theme['Template Files'];
foreach ($template_files as $template_file) {
/**
* Check file name
*/
$template = basename($template_file, '.php');
foreach ($patterns as $pattern) {
$regexp = '~^' . $pattern . '$~';
if (preg_match($regexp, $template)) {
$templates[] = $template_file;
continue 2;
}
}
/**
* Check get_header function call
*/
$template_content = @file_get_contents($template_file);
if ($template_content && preg_match('~\\s*get_header[0-9_]*\\s*\\(~', $template_content)) {
$templates[] = $template_file;
}
}
sort($templates);
reset($templates);
}
return $templates;
}
/**
* Returns array of detected URLs for theme templates
*
* @param string $theme_name
* @return array
*/
function get_theme_urls($theme_name)
{
$urls = array();
$theme = w3tc_get_theme($theme_name);
if ($theme && isset($theme['Template Files'])) {
$front_page_template = false;
if (get_option('show_on_front') == 'page') {
$front_page_id = get_option('page_on_front');
if ($front_page_id) {
$front_page_template_file = get_post_meta($front_page_id, '_wp_page_template', true);
if ($front_page_template_file) {
$front_page_template = basename($front_page_template_file, '.php');
}
}
}
$home_url = w3_get_home_url();
$template_files = (array) $theme['Template Files'];
$mime_types = get_allowed_mime_types();
$custom_mime_types = array();
foreach ($mime_types as $mime_type) {
list($type1, $type2) = explode('/', $mime_type);
$custom_mime_types = array_merge($custom_mime_types, array($type1, $type2, $type1 . '_' . $type2));
}
foreach ($template_files as $template_file) {
$link = false;
$template = basename($template_file, '.php');
/**
* Check common templates
*/
switch (true) {
/**
* Handle home.php or index.php or front-page.php
*/
case !$front_page_template && $template == 'home':
case !$front_page_template && $template == 'index':
case !$front_page_template && $template == 'front-page':
/**
* Handle custom home page
*/
/**
* Handle custom home page
*/
case $template == $front_page_template:
$link = $home_url . '/';
break;
/**
* Handle 404.php
*/
/**
* Handle 404.php
*/
case $template == '404':
$permalink = get_option('permalink_structure');
if ($permalink) {
$link = sprintf('%s/%s/', $home_url, '404_test');
} else {
$link = sprintf('%s/?p=%d', $home_url, 999999999);
}
break;
/**
* Handle search.php
*/
/**
* Handle search.php
*/
case $template == 'search':
$link = sprintf('%s/?s=%s', $home_url, 'search_test');
break;
/**
* Handle date.php or archive.php
*/
/**
* Handle date.php or archive.php
*/
case $template == 'date':
case $template == 'archive':
$posts = get_posts(array('numberposts' => 1, 'orderby' => 'rand'));
if (is_array($posts) && count($posts)) {
$time = strtotime($posts[0]->post_date);
$link = get_day_link(date('Y', $time), date('m', $time), date('d', $time));
}
break;
/**
* Handle author.php
*/
/**
* Handle author.php
*/
case $template == 'author':
$author_id = false;
if (function_exists('get_users')) {
$users = get_users();
if (is_array($users) && count($users)) {
$user = current($users);
$author_id = $user->ID;
}
} else {
$author_ids = get_author_user_ids();
if (is_array($author_ids) && count($author_ids)) {
$author_id = $author_ids[0];
}
}
if ($author_id) {
$link = get_author_posts_url($author_id);
}
break;
/**
* Handle category.php
*/
/**
* Handle category.php
*/
case $template == 'category':
$category_ids = get_all_category_ids();
if (is_array($category_ids) && count($category_ids)) {
$link = get_category_link($category_ids[0]);
}
break;
/**
* Handle tag.php
*/
/**
* Handle tag.php
*/
case $template == 'tag':
$term_ids = get_terms('post_tag', 'fields=ids');
if (is_array($term_ids) && count($term_ids)) {
$link = get_term_link($term_ids[0], 'post_tag');
}
break;
/**
* Handle taxonomy.php
*/
/**
* Handle taxonomy.php
*/
case $template == 'taxonomy':
$taxonomy = '';
if (isset($GLOBALS['wp_taxonomies']) && is_array($GLOBALS['wp_taxonomies'])) {
foreach ($GLOBALS['wp_taxonomies'] as $wp_taxonomy) {
if (!in_array($wp_taxonomy->name, array('category', 'post_tag', 'link_category'))) {
$taxonomy = $wp_taxonomy->name;
break;
}
}
}
if ($taxonomy) {
$terms = get_terms($taxonomy, array('number' => 1));
if (is_array($terms) && count($terms)) {
$link = get_term_link($terms[0], $taxonomy);
}
}
break;
/**
* Handle attachment.php
*/
/**
* Handle attachment.php
*/
case $template == 'attachment':
$attachments = get_posts(array('post_type' => 'attachment', 'numberposts' => 1, 'orderby' => 'rand'));
if (is_array($attachments) && count($attachments)) {
$link = get_attachment_link($attachments[0]->ID);
}
break;
/**
* Handle single.php
*/
/**
* Handle single.php
*/
case $template == 'single':
$posts = get_posts(array('numberposts' => 1, 'orderby' => 'rand'));
if (is_array($posts) && count($posts)) {
$link = get_permalink($posts[0]->ID);
}
break;
/**
* Handle page.php
*/
/**
* Handle page.php
*/
case $template == 'page':
$pages_ids = get_all_page_ids();
if (is_array($pages_ids) && count($pages_ids)) {
$link = get_page_link($pages_ids[0]);
}
break;
/**
* Handle comments-popup.php
*/
/**
* Handle comments-popup.php
*/
case $template == 'comments-popup':
$posts = get_posts(array('numberposts' => 1, 'orderby' => 'rand'));
if (is_array($posts) && count($posts)) {
$link = sprintf('%s/?comments_popup=%d', $home_url, $posts[0]->ID);
}
break;
/**
* Handle paged.php
*/
/**
* Handle paged.php
*/
case $template == 'paged':
global $wp_rewrite;
if ($wp_rewrite->using_permalinks()) {
$link = sprintf('%s/page/%d/', $home_url, 1);
} else {
$link = sprintf('%s/?paged=%d', 1);
}
break;
/**
* Handle author-id.php or author-nicename.php
*/
/**
* Handle author-id.php or author-nicename.php
*/
case preg_match('~^author-(.+)$~', $template, $matches):
if (is_numeric($matches[1])) {
$link = get_author_posts_url($matches[1]);
} else {
$link = get_author_posts_url(null, $matches[1]);
}
break;
/**
* Handle category-id.php or category-slug.php
*/
/**
* Handle category-id.php or category-slug.php
*/
case preg_match('~^category-(.+)$~', $template, $matches):
if (is_numeric($matches[1])) {
$link = get_category_link($matches[1]);
} else {
$term = get_term_by('slug', $matches[1], 'category');
if (is_object($term)) {
$link = get_category_link($term->term_id);
}
}
break;
/**
* Handle tag-id.php or tag-slug.php
*/
/**
* Handle tag-id.php or tag-slug.php
*/
case preg_match('~^tag-(.+)$~', $template, $matches):
if (is_numeric($matches[1])) {
$link = get_tag_link($matches[1]);
} else {
$term = get_term_by('slug', $matches[1], 'post_tag');
if (is_object($term)) {
$link = get_tag_link($term->term_id);
}
}
break;
/**
* Handle taxonomy-taxonomy-term.php
*/
/**
* Handle taxonomy-taxonomy-term.php
*/
case preg_match('~^taxonomy-(.+)-(.+)$~', $template, $matches):
$link = get_term_link($matches[2], $matches[1]);
break;
/**
* Handle taxonomy-taxonomy.php
*/
/**
* Handle taxonomy-taxonomy.php
*/
case preg_match('~^taxonomy-(.+)$~', $template, $matches):
$terms = get_terms($matches[1], array('number' => 1));
if (is_array($terms) && count($terms)) {
$link = get_term_link($terms[0], $matches[1]);
}
break;
/**
* Handle MIME_type.php
*/
/**
* Handle MIME_type.php
*/
case in_array($template, $custom_mime_types):
$posts = get_posts(array('post_mime_type' => '%' . $template . '%', 'post_type' => 'attachment', 'numberposts' => 1, 'orderby' => 'rand'));
if (is_array($posts) && count($posts)) {
$link = get_permalink($posts[0]->ID);
}
break;
/**
* Handle single-posttype.php
*/
/**
* Handle single-posttype.php
*/
case preg_match('~^single-(.+)$~', $template, $matches):
$posts = get_posts(array('post_type' => $matches[1], 'numberposts' => 1, 'orderby' => 'rand'));
if (is_array($posts) && count($posts)) {
$link = get_permalink($posts[0]->ID);
}
break;
/**
* Handle page-id.php or page-slug.php
*/
/**
* Handle page-id.php or page-slug.php
*/
case preg_match('~^page-(.+)$~', $template, $matches):
if (is_numeric($matches[1])) {
$link = get_permalink($matches[1]);
} else {
$posts = get_posts(array('pagename' => $matches[1], 'post_type' => 'page', 'numberposts' => 1));
if (is_array($posts) && count($posts)) {
$link = get_permalink($posts[0]->ID);
}
}
break;
/**
* Try to handle custom template
*/
/**
* Try to handle custom template
*/
default:
$posts = get_posts(array('pagename' => $template, 'post_type' => 'page', 'numberposts' => 1));
if (is_array($posts) && count($posts)) {
$link = get_permalink($posts[0]->ID);
}
break;
}
if ($link && !is_wp_error($link)) {
$urls[$template] = $link;
}
}
}
return $urls;
}
/**
* Stylesheet filter
*
* @param $stylesheet
* @return string
*/
function stylesheet_preview($stylesheet)
{
w3_require_once(W3TC_LIB_W3_DIR . '/Request.php');
$theme_name = W3_Request::get_string('w3tc_theme');
$theme = w3tc_get_theme($theme_name);
if ($theme) {
return $theme['Stylesheet'];
}
return $stylesheet;
}
