static function init()
{
add_action('switch_theme', array(__CLASS__, 'reset'));
add_action('wp_restore_post_revision', array(__CLASS__, 'restore_revision'), 10, 2);
// Save revisions for posts of type safecss.
add_filter('revision_redirect', array(__CLASS__, 'revision_redirect'));
// Override the edit link, the default link causes a redirect loop
add_filter('get_edit_post_link', array(__CLASS__, 'revision_post_link'), 10, 3);
// Overwrite the content width global variable if one is set in the custom css
add_action('template_redirect', array(__CLASS__, 'set_content_width'));
add_action('admin_init', array(__CLASS__, 'set_content_width'));
if (!is_admin()) {
add_filter('stylesheet_uri', array(__CLASS__, 'style_filter'));
}
define('SAFECSS_USE_ACE', !jetpack_is_mobile() && !Jetpack_User_Agent_Info::is_ipad() && apply_filters('safecss_use_ace', true));
// Register safecss as a custom post_type
// Explicit capability definitions are largely unnecessary because the posts are manipulated in code via an options page, managing CSS revisions does check the capabilities, so let's ensure that the proper caps are checked.
register_post_type('safecss', array('supports' => array('revisions'), 'label' => 'Custom CSS', 'can_export' => false, 'rewrite' => false, 'capabilities' => array('edit_post' => 'edit_theme_options', 'read_post' => 'read', 'delete_post' => 'edit_theme_options', 'edit_posts' => 'edit_theme_options', 'edit_others_posts' => 'edit_theme_options', 'publish_posts' => 'edit_theme_options', 'read_private_posts' => 'read')));
// Short-circuit WP if this is a CSS stylesheet request
if (isset($_GET['custom-css'])) {
header('Content-Type: text/css', true, 200);
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 31536000) . ' GMT');
// 1 year
Jetpack_Custom_CSS::print_css();
exit;
}
add_action('admin_enqueue_scripts', array('Jetpack_Custom_CSS', 'enqueue_scripts'));
if (isset($_GET['page']) && 'editcss' == $_GET['page'] && is_admin()) {
// Do migration routine if necessary
Jetpack_Custom_CSS::upgrade();
do_action('safecss_migrate_post');
}
add_action('wp_head', array('Jetpack_Custom_CSS', 'link_tag'), 101);
add_filter('jetpack_content_width', array('Jetpack_Custom_CSS', 'jetpack_content_width'));
add_filter('editor_max_image_size', array('Jetpack_Custom_CSS', 'editor_max_image_size'), 10, 3);
if (!current_user_can('switch_themes') && !is_super_admin()) {
return;
}
add_action('admin_menu', array('Jetpack_Custom_CSS', 'menu'));
if (isset($_POST['safecss']) && false == strstr($_SERVER['REQUEST_URI'], 'options.php')) {
check_admin_referer('safecss');
$save_result = self::save(array('css' => stripslashes($_POST['safecss']), 'is_preview' => isset($_POST['action']) && $_POST['action'] == 'preview', 'preprocessor' => isset($_POST['custom_css_preprocessor']) ? $_POST['custom_css_preprocessor'] : '', 'add_to_existing' => isset($_POST['add_to_existing']) ? $_POST['add_to_existing'] == 'true' : true, 'content_width' => isset($_POST['custom_content_width']) ? $_POST['custom_content_width'] : false));
if ($_POST['action'] == 'preview') {
wp_safe_redirect(add_query_arg('csspreview', 'true', get_option('home')));
exit;
}
if ($save_result) {
add_action('admin_notices', array('Jetpack_Custom_CSS', 'saved_message'));
}
}
// Modify all internal links so that preview state persists
if (Jetpack_Custom_CSS::is_preview()) {
ob_start(array('Jetpack_Custom_CSS', 'buffer'));
}
}
static function init()
{
add_action('switch_theme', array(__CLASS__, 'reset'));
add_action('wp_restore_post_revision', array(__CLASS__, 'restore_revision'), 10, 2);
// Save revisions for posts of type safecss.
add_action('load-revision.php', array(__CLASS__, 'add_revision_redirect'));
// Override the edit link, the default link causes a redirect loop
add_filter('get_edit_post_link', array(__CLASS__, 'revision_post_link'), 10, 3);
// Overwrite the content width global variable if one is set in the custom css
add_action('template_redirect', array(__CLASS__, 'set_content_width'));
add_action('admin_init', array(__CLASS__, 'set_content_width'));
if (!is_admin()) {
add_filter('stylesheet_uri', array(__CLASS__, 'style_filter'));
}
define('SAFECSS_USE_ACE', !jetpack_is_mobile() && !Jetpack_User_Agent_Info::is_ipad() && apply_filters('safecss_use_ace', true));
// Register safecss as a custom post_type
// Explicit capability definitions are largely unnecessary because the posts are manipulated in code via an options page, managing CSS revisions does check the capabilities, so let's ensure that the proper caps are checked.
register_post_type('safecss', array('supports' => array('revisions'), 'label' => 'Custom CSS', 'can_export' => false, 'rewrite' => false, 'capabilities' => array('edit_post' => 'edit_theme_options', 'read_post' => 'read', 'delete_post' => 'edit_theme_options', 'edit_posts' => 'edit_theme_options', 'edit_others_posts' => 'edit_theme_options', 'publish_posts' => 'edit_theme_options', 'read_private_posts' => 'read')));
// Short-circuit WP if this is a CSS stylesheet request
if (isset($_GET['custom-css'])) {
header('Content-Type: text/css', true, 200);
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 31536000) . ' GMT');
// 1 year
Jetpack_Custom_CSS::print_css();
exit;
}
add_action('admin_enqueue_scripts', array('Jetpack_Custom_CSS', 'enqueue_scripts'));
if (isset($_GET['page']) && 'editcss' == $_GET['page'] && is_admin()) {
// Do migration routine if necessary
Jetpack_Custom_CSS::upgrade();
/**
* Allows additional work when migrating safecss from wp_options to wp_post.
*
* @module custom-css
*
* @since 1.7.0
*/
do_action('safecss_migrate_post');
}
/**
* Never embed the style in the head on wpcom.
* Yes, this filter should be added to an unsynced file on wpcom, but
* there is no good syntactically-correct location to put it yet.
* @link https://github.com/Automattic/jetpack/commit/a1be114e9179f64d147124727a58e2cf76c7e5a1#commitcomment-7763921
*/
if (defined('IS_WPCOM') && IS_WPCOM) {
add_filter('safecss_embed_style', '__return_false');
} else {
add_filter('safecss_embed_style', array('Jetpack_Custom_CSS', 'should_we_inline_custom_css'), 10, 2);
}
add_action('wp_head', array('Jetpack_Custom_CSS', 'link_tag'), 101);
add_filter('jetpack_content_width', array('Jetpack_Custom_CSS', 'jetpack_content_width'));
add_filter('editor_max_image_size', array('Jetpack_Custom_CSS', 'editor_max_image_size'), 10, 3);
if (!current_user_can('switch_themes') && !is_super_admin()) {
return;
}
add_action('admin_menu', array('Jetpack_Custom_CSS', 'menu'));
if (isset($_POST['safecss']) && false == strstr($_SERVER['REQUEST_URI'], 'options.php')) {
check_admin_referer('safecss');
$save_result = self::save(array('css' => stripslashes($_POST['safecss']), 'is_preview' => isset($_POST['action']) && $_POST['action'] == 'preview', 'preprocessor' => isset($_POST['custom_css_preprocessor']) ? $_POST['custom_css_preprocessor'] : '', 'add_to_existing' => isset($_POST['add_to_existing']) ? $_POST['add_to_existing'] == 'true' : true, 'content_width' => isset($_POST['custom_content_width']) ? $_POST['custom_content_width'] : false));
if ($_POST['action'] == 'preview') {
wp_safe_redirect(add_query_arg('csspreview', 'true', get_option('home')));
exit;
}
if ($save_result) {
add_action('admin_notices', array('Jetpack_Custom_CSS', 'saved_message'));
}
}
// Prevent content filters running on CSS when restoring revisions
if (isset($_REQUEST['action']) && 'restore' === $_REQUEST['action'] && false !== strstr($_SERVER['REQUEST_URI'], 'revision.php')) {
$parent_post = get_post(wp_get_post_parent_id(intval($_REQUEST['revision'])));
if ($parent_post && !is_wp_error($parent_post) && 'safecss' === $parent_post->post_type) {
// Remove wp_filter_post_kses, this causes CSS escaping issues
remove_filter('content_save_pre', 'wp_filter_post_kses');
remove_filter('content_filtered_save_pre', 'wp_filter_post_kses');
remove_all_filters('content_save_pre');
}
}
// Modify all internal links so that preview state persists
if (Jetpack_Custom_CSS::is_preview()) {
ob_start(array('Jetpack_Custom_CSS', 'buffer'));
}
}
static function init()
{
add_action('switch_theme', array(__CLASS__, 'reset'));
add_action('wp_restore_post_revision', array(__CLASS__, 'restore_revision'), 10, 2);
// Save revisions for posts of type safecss.
add_filter('revision_redirect', array(__CLASS__, 'revision_redirect'));
// Override the edit link, the default link causes a redirect loop
add_filter('get_edit_post_link', array(__CLASS__, 'revision_post_link'), 10, 3);
if (!is_admin()) {
add_filter('stylesheet_uri', array(__CLASS__, 'style_filter'));
}
define('SAFECSS_USE_ACE', !jetpack_is_mobile() && !Jetpack_User_Agent_Info::is_ipad() && apply_filters('safecss_use_ace', true));
// Register safecss as a custom post_type
// Explicit capability definitions are largely unnecessary because the posts are manipulated in code via an options page, managing CSS revisions does check the capabilities, so let's ensure that the proper caps are checked.
register_post_type('safecss', array('supports' => array('revisions'), 'label' => 'Custom CSS', 'can_export' => false, 'rewrite' => false, 'capabilities' => array('edit_post' => 'edit_theme_options', 'read_post' => 'read', 'delete_post' => 'edit_theme_options', 'edit_posts' => 'edit_theme_options', 'edit_others_posts' => 'edit_theme_options', 'publish_posts' => 'edit_theme_options', 'read_private_posts' => 'read')));
// Short-circuit WP if this is a CSS stylesheet request
if (isset($_GET['custom-css'])) {
header('Content-Type: text/css', true, 200);
header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 31536000) . ' GMT');
// 1 year
Jetpack_Custom_CSS::print_css();
exit;
}
if (isset($_GET['page']) && 'editcss' == $_GET['page'] && is_admin()) {
// Do migration routine if necessary
Jetpack_Custom_CSS::upgrade();
do_action('safecss_migrate_post');
}
add_action('wp_head', array('Jetpack_Custom_CSS', 'link_tag'), 101);
if (!current_user_can('switch_themes') && !is_super_admin()) {
return;
}
add_action('admin_menu', array('Jetpack_Custom_CSS', 'menu'));
if (isset($_POST['safecss']) && false == strstr($_SERVER['REQUEST_URI'], 'options.php')) {
check_admin_referer('safecss');
// Remove wp_filter_post_kses, this causes CSS escaping issues
remove_filter('content_save_pre', 'wp_filter_post_kses');
remove_filter('content_filtered_save_pre', 'wp_filter_post_kses');
remove_all_filters('content_save_pre');
do_action('safecss_save_pre');
$warnings = array();
safecss_class();
$csstidy = new csstidy();
$csstidy->optimise = new safecss($csstidy);
$csstidy->set_cfg('remove_bslash', false);
$csstidy->set_cfg('compress_colors', false);
$csstidy->set_cfg('compress_font-weight', false);
$csstidy->set_cfg('optimise_shorthands', 0);
$csstidy->set_cfg('remove_last_;', false);
$csstidy->set_cfg('case_properties', false);
$csstidy->set_cfg('discard_invalid_properties', true);
$csstidy->set_cfg('css_level', 'CSS3.0');
$csstidy->set_cfg('preserve_css', true);
$csstidy->set_cfg('template', dirname(__FILE__) . '/csstidy/wordpress-standard.tpl');
$css = $orig = stripslashes($_POST['safecss']);
$css = preg_replace('/\\\\([0-9a-fA-F]{4})/', '\\\\\\\\$1', $prev = $css);
if ($css != $prev) {
$warnings[] = 'preg_replace found stuff';
}
// Some people put weird stuff in their CSS, KSES tends to be greedy
$css = str_replace('<=', '<=', $css);
// Why KSES instead of strip_tags? Who knows?
$css = wp_kses_split($prev = $css, array(), array());
$css = str_replace('>', '>', $css);
// kses replaces lone '>' with >
// Why both KSES and strip_tags? Because we just added some '>'.
$css = strip_tags($css);
if ($css != $prev) {
$warnings[] = 'kses found stuff';
}
// if we're not using a preprocessor
if (!isset($_POST['custom_css_preprocessor']) || empty($_POST['custom_css_preprocessor'])) {
do_action('safecss_parse_pre', $csstidy, $css);
$csstidy->parse($css);
do_action('safecss_parse_post', $csstidy, $warnings);
$css = $csstidy->print->plain();
}
if (isset($_POST['custom_content_width']) && intval($_POST['custom_content_width']) > 0) {
$custom_content_width = intval($_POST['custom_content_width']);
} else {
$custom_content_width = false;
}
if ($_POST['add_to_existing'] == 'true') {
$add_to_existing = 'yes';
} else {
$add_to_existing = 'no';
}
$preprocessor = isset($_POST['custom_css_preprocessor']) ? $_POST['custom_css_preprocessor'] : '';
if ($_POST['action'] == 'preview' || Jetpack_Custom_CSS::is_freetrial()) {
// Save the CSS
$safecss_revision_id = Jetpack_Custom_CSS::save_revision($css, true, $preprocessor);
// Cache Buster
update_option('safecss_preview_rev', intval(get_option('safecss_preview_rev')) + 1);
update_metadata('post', $safecss_revision_id, 'custom_css_add', $add_to_existing);
update_metadata('post', $safecss_revision_id, 'content_width', $custom_content_width);
update_metadata('post', $safecss_revision_id, 'custom_css_preprocessor', $preprocessor);
if ($_POST['action'] == 'preview') {
wp_safe_redirect(add_query_arg('csspreview', 'true', get_option('home')));
exit;
}
do_action('safecss_save_preview_post');
}
// Save the CSS
$safecss_post_id = Jetpack_Custom_CSS::save_revision($css, false, $preprocessor);
$safecss_post_revision = Jetpack_Custom_CSS::get_current_revision();
update_option('safecss_rev', intval(get_option('safecss_rev')) + 1);
update_post_meta($safecss_post_id, 'custom_css_add', $add_to_existing);
update_post_meta($safecss_post_id, 'content_width', $custom_content_width);
update_post_meta($safecss_post_id, 'custom_css_preprocessor', $preprocessor);
update_metadata('post', $safecss_post_revision['ID'], 'custom_css_add', $add_to_existing);
update_metadata('post', $safecss_post_revision['ID'], 'content_width', $custom_content_width);
update_metadata('post', $safecss_post_revision['ID'], 'custom_css_preprocessor', $preprocessor);
add_action('admin_notices', array('Jetpack_Custom_CSS', 'saved_message'));
}
// Modify all internal links so that preview state persists
if (Jetpack_Custom_CSS::is_preview()) {
ob_start(array('Jetpack_Custom_CSS', 'buffer'));
}
}
