/**
* Remove a registered CSS file.
*
* @since r79
* @see WP_Styles::remove() For additional information.
* @global object $wp_styles The WP_Styles object for printing styles.
*
* @param string $handle Name of the stylesheet.
*/
function wp_deregister_style($handle)
{
global $wp_styles;
if (!is_a($wp_styles, 'WP_Styles')) {
$wp_styles = new WP_Styles();
}
$wp_styles->remove($handle);
}
function sp_combine_plugin_css_files()
{
global $sp_plugin_styles, $spDevice;
if (!is_a($sp_plugin_styles, 'WP_Styles')) {
$sp_plugin_styles = new WP_Styles();
}
# save copy of styles in case of failure writing
$saved_styles = clone $sp_plugin_styles;
# check for standard theme or mobile
if ($spDevice == 'mobile') {
$option = 'sp_css_concat_mobile';
} else {
if ($spDevice == 'tablet') {
$option = 'sp_css_concat_tablet';
} else {
$option = 'sp_css_concat';
}
}
$css_concat = sp_get_option($option);
if (!is_array($css_concat)) {
$css_concat = array();
}
$css_files_modify = array();
$css_files = array();
if (is_array($sp_plugin_styles->queue)) {
# is there anything in the queue?
$sp_plugin_styles->all_deps($sp_plugin_styles->queue);
# preparing the queue taking dependencies into account
foreach ($css_concat as $css => $value) {
# going through all the already found css files, checking that they are still required
if (!in_array(substr($css, 4), $sp_plugin_styles->to_do) && substr($css, 0, 4) == 'css-') {
# if the css is not queued, rewrite the file
$css_media = $value['type'];
$css_files_modify[$css_media] = true;
unset($css_concat[$css]);
}
}
foreach ($sp_plugin_styles->to_do as $css) {
$css_src = $sp_plugin_styles->registered[$css]->src;
$css_media = $sp_plugin_styles->registered[$css]->args;
# is the css is hosted localy AND is a css file?
if ((!(strpos($css_src, get_bloginfo('url')) === false) || substr($css_src, 0, 1) === '/' || substr($css_src, 0, 1) === '.') && (substr($css_src, strrpos($css_src, '.'), 4) == '.css' || substr($css_src, strrpos($css_src, '.'), 4) == '.php')) {
if (!is_array($css_files) || !array_key_exists($css_media, $css_files)) {
$css_files[$css_media] = array();
}
if (strpos($css_src, get_bloginfo('url')) === false) {
$css_relative_url = substr($css_src, 1);
} else {
$css_relative_url = substr($css_src, strlen(get_bloginfo('url')) + 1);
}
if (strpos($css_relative_url, '?')) {
$css_relative_url = substr($css_relative_url, 0, strpos($css_relative_url, '?'));
}
# removing parameters
$css_m_time = null;
@($css_m_time = filemtime($css_relative_url));
# getting the mofified time of the css file. extracting the file's dir
if ($css_m_time) {
# only add the file if it's accessible
# check for php theme file indicating main theme file and save whole url vs just relative
if (substr($css_src, strrpos($css_src, '.'), 4) == '.php') {
array_push($css_files[$css_media], $css_src);
} else {
array_push($css_files[$css_media], $css_relative_url);
}
if (!file_exists(SP_COMBINED_CACHE_DIR . SP_COMBINED_CSS_BASE_NAME . $css_media . '.css') || isset($css_concat['css-' . $css]) && ($css_m_time != $css_concat['css-' . $css]['modified'] || $css_concat['css-' . $css]['type'] != $css_media) || !isset($css_concat['css-' . $css])) {
# css file is first identified
$css_files_modify[$css_media] = true;
# the combined file containing this media type css should be changed
if (isset($css_concat['css-' . $css]) && $css_concat['css-' . $css]['type'] != $css_media) {
# if the media type changed - rewrite both css files
$tmp = $css_concat['css-' . $css]['type'];
$css_files_modify[$tmp] = true;
}
if (!is_array($css_concat['css-' . $css])) {
$css_concat['css-' . $css] = array();
}
$css_concat['css-' . $css]['modified'] = $css_m_time;
# write the new modified date
$css_concat['css-' . $css]['type'] = $css_media;
}
$sp_plugin_styles->remove($css);
# removes the css file from the queue
}
}
}
}
foreach ($css_files_modify as $key => $value) {
$combined_file = fopen(SP_COMBINED_CACHE_DIR . SP_COMBINED_CSS_BASE_NAME . $key . '.css', 'w');
if ($combined_file) {
$css_content = '';
if (is_array($css_files[$key])) {
foreach ($css_files[$key] as $css_src) {
$css_content .= "\n" . sp_get_css_content($css_src) . "\n";
}
}
if (!isset($css_concat['ver'][$key])) {
$css_concat['ver'][$key] = 0;
}
$css_concat['ver'][$key]++;
# compress the css before writing it out
require 'sp-api-class-css-compressor.php';
$css_content = Minify_CSS_Compressor::process($css_content);
fwrite($combined_file, $css_content);
fclose($combined_file);
} else {
# couldnt open file for writing so revert back to enqueueing all the styles
if (!empty($saved_styles)) {
foreach ($saved_styles->queue as $handle) {
wp_enqueue_style($handle, $saved_styles->registered[$handle]->src);
}
}
return;
# enqueued through wp now so bail
}
}
foreach ($css_files as $key => $value) {
# enqueue the combined css files
wp_enqueue_style(SP_COMBINED_CSS_BASE_NAME . $key, SP_COMBINED_CACHE_URL . SP_COMBINED_CSS_BASE_NAME . $key . '.css', array(), $css_concat['ver'][$key]);
}
sp_update_option($option, $css_concat);
}
/**
* Remove a registered stylesheet.
*
* @see WP_Dependencies::remove()
* @global WP_Styles $wp_styles The WP_Styles object for printing styles.
*
* @since 2.1.0
*
* @param string $handle Name of the stylesheet to be removed.
*/
function wp_deregister_style($handle)
{
global $wp_styles;
if (!is_a($wp_styles, 'WP_Styles')) {
if (!did_action('init')) {
_doing_it_wrong(__FUNCTION__, sprintf(__('Scripts and styles should not be registered or enqueued until the %1$s, %2$s, or %3$s hooks.'), '<code>wp_enqueue_scripts</code>', '<code>admin_enqueue_scripts</code>', '<code>login_enqueue_scripts</code>'), '3.3');
}
$wp_styles = new WP_Styles();
}
$wp_styles->remove($handle);
}
