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<?php if ( ! defined( 'ABSPATH' ) ) { die; } // Cannot access pages directly.
class Uwac_Themes{
protected $themes;
protected $themes_path;
protected $themes_uri;
/**
* Initialize the collections used to maintain the themes
*
* @since 1.0.0
*/
public function __construct() {
$this->themes = array();
$this->themes_to_load = array(
'widget' => (object) array(
'base' => 'Uwac_widget_theme',
'path' => CS_UWAC_PLUGIN_PATH . '/themes/widget/',
'uri' => CS_UWAC_PLUGIN_URI . '/themes/widget/',
),
'button' => (object) array(
'base' => 'Uwac_button_theme',
'path' => CS_UWAC_PLUGIN_PATH . '/themes/button/',
'uri' => CS_UWAC_PLUGIN_URI . '/themes/button/',
),
);
$this->load_themes();
}
/**
* Load all available themes list
* If theme is activated/enabled, then run it
*
* @return void
*/
public function load_themes(){
$themes_to_load = apply_filters('cs_uwac_load_themes',$this->themes_to_load);
foreach ($themes_to_load as $_theme_key => $_theme_to_load){
if (is_dir($_theme_to_load->path)){
$themes_dir = new DirectoryIterator($_theme_to_load->path);
foreach ($themes_dir as $theme){
if ($theme->isDir() && !$theme->isDot()) {
$_theme; $_theme_dir;
$theme_path = $theme->getRealPath();
$theme_name = $theme->getFilename();
$theme_uri = $_theme_to_load->uri .'/'. $theme_name;
$_theme_file = $theme_path .'/'. $theme_name.'.php';
$include = $this->_get_include_object( $_theme_file, $_theme_to_load );
if (file_exists($_theme_file)){
if ( !class_exists( $include->class ) ) {
@require_once $include->file;
}
if ( !class_exists( $include->class ) ) {
trigger_error( "{$this->name} -- Unable to load class {$include->class}. see the readme for class and file naming conventions" );
continue;
}
$theme_instance = new $include->class( $this );
$include->instance = $theme_instance;
$this->{$include->object_name} = $theme_instance;
$this->themes[$_theme_key][ $include->object_name ] = $include;
}
}
}
}
}
do_action('cs_uwac_load_themes_after',$this->themes);
}
/**
* Get themes
*/
public function get_themes(){
return $this->themes;
}
/**
* Returns an object with all information about a file to include
*
* Fields:
* file - path to file
* name - Title case name of class
* object_name - lowercase name that will become $this->{object_name}
* native - whether this is a native boilerplate class
* base - the base of the class name (either Plugin_Boilerplate or the parent class name)
* class - The name of the class
*
* @param string $file the file to include
* @return object the file object
*/
private function _get_include_object( $file , $theme_data ) {
$class = new stdClass();
$class->file = $file;
$name = basename( $file, '.php' );
$raw_name = $name;
$name = str_replace( '-', '_', $name );
$name = str_replace( '_', ' ', $name );
$class->raw_name = $raw_name;
$class->name = str_replace( ' ', '_', ucwords( $name ) );
$class->object_name = str_replace( ' ', '_', $name );
$class->human_name = ucwords( $name );
$class->path = $theme_data->path . $class->raw_name;
$class->uri = $theme_data->uri . $class->raw_name;
$class->base = $theme_data->base;
$class->type = 'dynamic';
$class->class = $class->base . '_' . $class->name;
return $class;
}
public function parse_theme_settings($theme,$settings){
if ($theme && $settings){
$theme_instance = $this->$theme;
if ($theme_instance){
$parsed_settings = $theme_instance->parse_settings($settings);
return $parsed_settings;
}
}
}
public function parse_theme_stylesheet($themes_to_parse,$additional_css_code = false){
$themes = $this->themes;
$buffer = "";
// Add Theme Vars
if (isset($additional_css_code)){
$buffer .= $additional_css_code;
}
// Parse Theme Stylesheet
foreach ($themes_to_parse as $theme){
$theme_type = $theme->type;
$theme_name = $theme->name;
$_theme = $themes[$theme_type][$theme_name];
$stylesheet = $_theme->path . '/' . $_theme->raw_name .'.css';
if (file_exists($stylesheet)){
$buffer .= file_get_contents($stylesheet);
}
}
// CSS MINIFY & COMPRESS
// --------------------------------------------------------------------------
$buffer = $this->clean_css_code($buffer);
// Enable GZip encoding.
ob_start("ob_gzhandler");
// Enable caching
header('Cache-Control: public');
// Expire in one day
// header('Expires: ' . gmdate('D, d M Y H:i:s', time() + 86400) . ' GMT');
// Set the correct MIME type, because Apache won't set it for us
header("Content-type: text/css");
// Write everything out
echo "/* Created by Castorstudio.com */";
echo($buffer);
exit;
}
/**
* Clean CSS Code
*
* @param [type] $code
* @return void
*/
public function clean_css_code($code){
// Remove comments
$code = preg_replace('!/\*[^*]*\*+([^/][^*]*\*+)*/!', '', $code);
// Remove space after colons
$code = str_replace(': ', ':', $code);
// Remove whitespace
$code = str_replace(array("\r\n", "\r", "\n", "\t", ' ', ' ', ' '), '', $code);
// Remove space near commas
$code = str_replace(', ', ',', $code);
$code = str_replace(' ,', ',', $code);
// Remove space before brackets
$code = str_replace('{ ', '{', $code);
$code = str_replace('} ', '}', $code);
$code = str_replace(' {', '{', $code);
$code = str_replace(' }', '}', $code);
// Remove last dot with comma
$code = str_replace(';}', '}', $code);
// Remove space before and after >
$code = str_replace('> ','>', $code);
$code = str_replace(' >','>', $code);
return $code;
}
}