function enqueue_styles()
{
if (is_admin()) {
return;
}
// The user chooses a grid.
$versions = array('grid960' => '20110221', 'grid720' => '20110221');
$grid = wcb_get_option('grid');
// Check whethec Custom CSS mode is set to Add or Replace.
if (class_exists('Jetpack_Custom_CSS') && method_exists('Jetpack_Custom_CSS', 'get_current_revision')) {
$safecss_post = Jetpack_Custom_CSS::get_current_revision();
if (get_post_meta($safecss_post['ID'], 'custom_css_add', true) == 'no') {
return;
}
}
$start_fresh = apply_filters('wcb_start_fresh', false);
$child_recs = array();
if (!$start_fresh) {
wp_enqueue_style('wcb-foundation', WCB_URL . '/style.css', array(), '20110212');
$version = isset($versions[$grid]) ? $versions[$grid] : false;
wp_enqueue_style("wcb-{$grid}", wcb_dev_url(WCB_URL . "/css/{$grid}.css"), array('wcb-foundation'), $version);
wp_enqueue_style("wcb-style", wcb_dev_url(WCB_URL . '/css/default.css'), array('wcb-foundation', "wcb-{$grid}"), '20110421');
$child_recs = array('wcb-foundation', "wcb-{$grid}", 'wcb-style');
}
if (is_child_theme()) {
$child_version = apply_filters('wcb_child_css_version', false);
wp_enqueue_style("wcb-child", get_stylesheet_uri(), $child_recs, $child_version);
}
}
/**
* API callback.
*/
function callback($path = '', $blog_id = 0)
{
// Switch to the given blog.
$blog_id = $this->api->switch_to_blog_and_validate_user($this->api->get_blog_id($blog_id));
if (is_wp_error($blog_id)) {
return $blog_id;
}
$args = array('css' => Jetpack_Custom_CSS::get_css(), 'preprocessor' => Jetpack_Custom_CSS::get_preprocessor_key(), 'add_to_existing' => !Jetpack_Custom_CSS::skip_stylesheet());
$defaults = array('css' => '', 'preprocessor' => '', 'add_to_existing' => true);
return wp_parse_args($args, $defaults);
}
/**
* API callback.
*/
function callback($path = '', $blog_id = 0)
{
// Switch to the given blog.
$blog_id = $this->api->switch_to_blog_and_validate_user($this->api->get_blog_id($blog_id));
if (is_wp_error($blog_id)) {
return $blog_id;
}
if (!current_user_can('edit_theme_options')) {
return new WP_Error('unauthorized', 'User is not authorized to access custom css', 403);
}
$args = $this->input();
if (empty($args) || !is_array($args)) {
return new WP_Error('no_data', 'No data was provided.', 400);
}
$save_args = array('css' => $args['css'], 'preprocessor' => $args['preprocessor'], 'add_to_existing' => $args['add_to_existing']);
Jetpack_Custom_CSS::save($save_args);
$current = array('css' => Jetpack_Custom_CSS::get_css(), 'preprocessor' => Jetpack_Custom_CSS::get_preprocessor_key(), 'add_to_existing' => !Jetpack_Custom_CSS::skip_stylesheet());
$defaults = array('css' => '', 'preprocessor' => '', 'add_to_existing' => true);
return wp_parse_args($current, $defaults);
}
/**
* Custom Colors
*
* This feature is experimental. It relies on Jetpack's Custom CSS module
* and the availability of a SASS preprocessor function.
*/
public static function custom_colors()
{
$colors = get_theme_mod('semicolon-colors', self::$defaults['colors']);
$colors = wp_parse_args($colors, self::$defaults['colors']);
$custom = false;
foreach (self::$defaults['colors'] as $key => $default) {
if (strtolower($colors[$key]) != $default) {
$custom = true;
break;
}
}
if (get_theme_mod('semicolon-colors-auto-contrast', true) && get_background_color() != get_theme_support('custom-background', 'default-color')) {
$custom = true;
}
// At least one custom color should be set for an override.
if (!$custom) {
return;
}
$css = get_theme_mod('semicolon-colors-css', false);
$hash = get_theme_mod('semicolon-colors-hash', false);
$new_hash = md5(serialize(array_merge($colors, array('version' => self::$colors_css_version, 'background-color' => get_background_color(), 'auto-contrast' => get_theme_mod('semicolon-colors-auto-contrast', true)))));
// Cache with a hash and then smash.
if ($hash !== $new_hash) {
// Somebody can preview Semicolon without activating it, let's not
// pollute the database with our theme mods.
if (!self::is_customize_preview()) {
// Set these early, just in case everything else fails or fatals.
set_theme_mod('semicolon-colors-hash', $new_hash);
set_theme_mod('semicolon-colors-css', '');
}
// There's a special semicolon-override marker in the .sass file.
$override = sprintf('$color-background: #%s;' . PHP_EOL, get_background_color());
foreach ($colors as $key => $value) {
$override .= sprintf('$color-%s: %s;' . PHP_EOL, $key, $value);
}
if (get_theme_mod('semicolon-colors-auto-contrast', true)) {
$override .= '$auto-contrast: true;' . PHP_EOL;
}
// Retrieve the Sass file and then run some replacements.
$sass = self::custom_colors_get_sass();
if (empty($sass)) {
return;
}
$sass = preg_replace('/^.*?semicolon-override.*$/im', $override, $sass);
$css = jetpack_sass_css_preprocess($sass);
// Something went wrong, so don't display raw sass.
if (empty($css) || strpos($css, 'this string should never appear in the compiled stylesheet') !== false) {
return;
}
// Minify the CSS if possible.
if (method_exists('Jetpack_Custom_CSS', 'minify')) {
$css = Jetpack_Custom_CSS::minify($css);
}
// Don't write to the db in preview mode.
if (!self::is_customize_preview()) {
set_theme_mod('semicolon-colors-css', $css);
}
}
// Dequeue the default colors css.
wp_dequeue_style('semicolon-colors');
return $css;
}
/**
* Override the content_width with a custom value if one is set.
*/
static function jetpack_content_width($content_width)
{
$custom_content_width = 0;
if (Jetpack_Custom_CSS::is_preview()) {
$safecss_post = Jetpack_Custom_CSS::get_current_revision();
$custom_content_width = intval(get_post_meta($safecss_post['ID'], 'content_width', true));
} else {
if (!Jetpack_Custom_CSS::is_freetrial()) {
$custom_css_post_id = Jetpack_Custom_CSS::post_id();
if ($custom_css_post_id) {
$custom_content_width = intval(get_post_meta($custom_css_post_id, 'content_width', true));
}
}
}
if ($custom_content_width > 0) {
$content_width = $custom_content_width;
}
return $content_width;
}
/**
* Migration routine for moving safecss from wp_options to wp_posts to support revisions
*
* @return void
*/
static function upgrade()
{
$css = get_option('safecss');
// Check if CSS is stored in wp_options
if ($css) {
// Remove the async actions from publish_post
remove_action('publish_post', 'queue_publish_post');
$post = array();
$post['post_content'] = $css;
$post['post_title'] = 'safecss';
$post['post_status'] = 'publish';
$post['post_type'] = 'safecss';
// Insert the CSS into wp_posts
$post_id = wp_insert_post($post);
// Check for errors
if (!$post_id or is_wp_error($post_id)) {
die($post_id->get_error_message());
}
// Delete safecss option
delete_option('safecss');
}
unset($css);
// Check if we have already done this
if (!get_option('safecss_revision_migrated')) {
define('DOING_MIGRATE', true);
// Get hashes of safecss post and current revision
$safecss_post = Jetpack_Custom_CSS::get_post();
if (empty($safecss_post)) {
return;
}
$safecss_post_hash = md5($safecss_post['post_content']);
$current_revision = Jetpack_Custom_CSS::get_current_revision();
if (null == $current_revision) {
return;
}
$current_revision_hash = md5($current_revision['post_content']);
// If hashes are not equal, set safecss post with content from current revision
if ($safecss_post_hash !== $current_revision_hash) {
Jetpack_Custom_CSS::save_revision($current_revision['post_content']);
// Reset post_content to display the migrated revsion
$safecss_post['post_content'] = $current_revision['post_content'];
}
// Set option so that we dont keep doing this
update_option('safecss_revision_migrated', time());
}
$newest_safecss_post = Jetpack_Custom_CSS::get_current_revision();
if ($newest_safecss_post) {
if (get_option('safecss_content_width')) {
// Add the meta to the post and the latest revision.
update_post_meta($newest_safecss_post['ID'], 'content_width', get_option('safecss_content_width'));
update_metadata('post', $newest_safecss_post['ID'], 'content_width', get_option('safecss_content_width'));
delete_option('safecss_content_width');
}
if (get_option('safecss_add')) {
update_post_meta($newest_safecss_post['ID'], 'custom_css_add', get_option('safecss_add'));
update_metadata('post', $newest_safecss_post['ID'], 'custom_css_add', get_option('safecss_add'));
delete_option('safecss_add');
}
}
}
/**
* Copy the custom CSS from Jetpack to theme_mod
*/
function custom_css_jetpack_to_theme_mod()
{
$css = Jetpack_Custom_CSS::get_css();
if ($css != get_theme_mod('css', '')) {
set_theme_mod('css', $css);
}
}
public function embed_css()
{
printf('<style type="text/css" id="jetpack-custom-css">%s</style>', Jetpack_Custom_CSS::get_css(true));
}
/**
* Parse some CSS and make sure it's valid before outputting it in the page
*/
function parse_css($css = null)
{
if (empty($css)) {
return null;
}
if (!defined('JETPACK__VERSION')) {
return $this->inst_css_parser($css);
} else {
if (!class_exists('Jetpack_Custom_CSS', false)) {
if (function_exists('jetpack_load_custom_css')) {
jetpack_load_custom_css();
}
// Still here? Load module manually.
if (!class_exists('Jetpack_Custom_CSS', false)) {
require JETPACK__PLUGIN_DIR . 'modules/custom-css/custom-css.php';
}
}
$css = @Jetpack_Custom_CSS::minify($css, 'sass');
if (empty($css)) {
return null;
}
return $css;
}
}