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<?php |
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/** |
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* @version $ Id; blocks-coupling.php 21-03-2012 03:22:10 Ahmed Said $ |
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*/ |
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|
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// Disallow direct access. |
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defined('ABSPATH') or die("Access denied"); |
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|
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/** |
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* Applying Code blocks for the curren request. |
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* |
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* This controller is always loaded. |
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* |
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* The class resposibility is to output the code blocks |
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* tha associated with current request. |
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* |
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* @author Ahmed Said |
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* @version 6 |
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*/ |
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class CJTBlocksCouplingController extends CJTController { |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $blocks = array( |
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'code' => array('header' => '', 'footer' => ''), |
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'scripts' => array('header' => array(), 'footer' => array()), |
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); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $controllerInfo = array('model' => 'coupling'); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $filters = null; |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected static $instance = null; |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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private $onActionIds = array(); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onassigncouplingcallback = array('parameters' => array('callback')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onappendcode = array('parameters' => array('code')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $oncancelmatching = array('parameters' => array('matched')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $ondefaultfilters = array('parameters' => array('filters')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $ondo = array('parameters' => array('data', 'method', 'condition')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onblocksorder = array('parameters' => array('order')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $ongetblocks = array('parameters' => array('blocks')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $ongetcache = array('parameters' => array('cache')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $ongetfilters = array('parameters' => array('filters')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onlinkedtemplates = array('parameters' => array('templates')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onlinkscripts = array('parameters' => array('templates')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onlinkstyles = array('parameters' => array('templates')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onlinktemplate = array('parameters' => array('template')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onmatchingurls = array('parameters' => array('urls')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onnoblocks = array('hookType' => CJTWordpressEvents::HOOK_ACTION); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onoutput = array('parameters' => array('code', 'location')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onprocess = array('hookType' => CJTWordpressEvents::HOOK_ACTION); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onprocessblock = array('parameters' => array('block')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onqueuecss = array('parameters' => array('style')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onqueuejavascript = array('parameters' => array('script')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $onsetfilters = array('parameters' => array('filters')); |
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|
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/** |
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* put your comment there... |
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* |
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* @var mixed |
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*/ |
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protected $templates = array(); |
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|
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/** |
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* Initialize controller object. |
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* |
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* @see CJTController for more details |
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* @return void |
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*/ |
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public function __construct() { |
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// Only one instance is allowed. |
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if (self::$instance) { |
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throw new Exception('Trying to instantiate multiple coupling instances!!'); |
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} |
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// Hold the single instance we've! |
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self::$instance = $this; |
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$siteHook = cssJSToolbox::$config->core->siteHook; |
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// Initialize controller. |
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parent::__construct(false); |
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// Import related libraries |
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CJTModel::import('block'); |
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// Not default action needed. |
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$this->defaultAction = null; |
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// Initialize controller. |
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$initCouplingCallback = $this->onassigncouplingcallback(array(&$this, 'initCoupling')); |
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add_action('admin_init', $initCouplingCallback); |
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add_action($siteHook->tag, $initCouplingCallback, $siteHook->priority); |
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// Add Shortcode callbacks. |
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add_shortcode('cjtoolbox', array(&$this, 'shortcode')); |
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} |
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|
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/** |
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* put your comment there... |
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* |
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* @param mixed $id |
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*/ |
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public function addOnActionIds($id) { |
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// Add ID is not exists. |
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if (!in_array($id, $this->onActionIds)) { |
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$this->onActionIds[] = $id; |
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} |
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// Chaining. |
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return $this; |
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} |
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|
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/** |
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* put your comment there... |
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* |
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*/ |
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public function getBlocks() { |
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// Set request view filters used for querying database. |
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$this->setRequestFilters(); |
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// Get blocks order. NOTE: This is all blocks order not only the queried/target blocks. |
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$blocksOrder = array(); |
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$metaBoxesOrder = $this->onblocksorder($this->model->getOrder()); |
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// Get ORDER-INDEX <TO> BLOCK-ID mapping. |
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preg_match_all('/cjtoolbox-(\d+)/', $metaBoxesOrder['normal'], $blocksOrder, PREG_SET_ORDER); |
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/** |
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* append more to orders produced by CJTBlocksCouplingController::setRequestFilter(). |
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* More to orders may allow other blocks to bein the output (e.g metaboxe blocks). |
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*/ |
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$blocksOrder = array_merge($blocksOrder, $this->getFilters()->moreToOrder); |
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// Prepare request URL to match against Links & Expressions. |
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$linksRequestURL = self::getRequestURL(); |
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$expressionsRequestURL = "{$linksRequestURL}?{$_SERVER['QUERY_STRING']}"; |
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extract($this->onmatchingurls(compact('linksRequestURL', 'expressionsRequestURL'))); |
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// Get all blocks including (Links & Expressions Blocks). |
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$blocks = $this->ongetblocks($this->model->getPinsBlocks(CJTBlockModel::PINS_LINK_EXPRESSION, |
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$this->getFilters()->pinPoint, |
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$this->getFilters()->customPins)); |
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if (empty($blocks)) { |
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$this->onnoblocks(); |
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return false; |
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} |
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// Import related libraries. |
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cssJSToolbox::import('framework:php:evaluator:evaluator.inc.php'); |
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/** |
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* Iterator over all blocks by using they order. |
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* For each block get code and scripts. |
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*/ |
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$this->onprocess(); |
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foreach ($blocksOrder as $blockOrder) { |
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$blockId = (int) $blockOrder[1]; |
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// As mentioned above. Orders is for all blocks not just those queried from db. |
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if (isset($blocks[$blockId])) { |
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$block = $this->onprocessblock($blocks[$blockId]); |
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/** |
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* Process Links & Expressions blocks. |
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* For better performace check only those with links and expressions flags. |
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*/ |
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if ($block->blocksGroup & CJTBlockModel::PINS_LINK_EXPRESSION) { |
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/** |
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* Initiliaze $matchedLink and $matchedExpression inside IF statment. |
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* Those variables need to refresh state at each block. |
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* If there is no link or expression flags, they will be FALSE. |
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* Otherwise they'll get the correct value inside each statement. |
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*/ |
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/// Check if there is a matched link. |
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if ($matchedLink = ($block->blocksGroup & CJTBlockModel::PINS_LINKS)) { |
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$links = explode("\n", trim($block->links)); |
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$matchedLink = in_array($linksRequestURL, $links); |
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} |
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/// Check if there is a matched expression. |
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if ($matchedExpression = ($block->blocksGroup & CJTBlockModel::PINS_EXPRESSIONS)) { |
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$expressions = explode("\n", $block->expressions); |
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foreach ($expressions as $expression) { |
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/// @TODO: Matches may be used later to evaulate variables inside code block. |
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if($matchedExpression = @preg_match("/{$expression}/", $expressionsRequestURL)) { |
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break; |
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} |
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} |
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} |
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/** |
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* Exclude Links & Expressions Blocks that doesn't has a match. |
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* If there is no matched link or expression then exclude block. |
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*/ |
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if ($this->oncancelmatching(!($matchedExpression || $matchedLink))) { |
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continue; |
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} |
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} |
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// Retrieve block code-files. |
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$block->code = $this->model->getBlockCode($block->id); |
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// Import Executable (PHP and HTML) templates. |
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$block->code = $block->code . $this->model->getExecTemplatesCode($block->id); |
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// For every location store blocks code into single string |
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$evaluatedCode = CJTPHPCodeEvaluator::getInstance($block)->exec()->getOutput(); |
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/** @todo Include Debuging info only if we're in debuging mode! */ |
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if (1) { |
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$evaluatedCode = "\n<!-- Block ({$blockId}) START-->\n{$evaluatedCode}\n<!-- Block ({$blockId}) END -->\n"; |
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} |
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$this->blocks['code'][$block->location] .= $this->onappendcode($evaluatedCode); |
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// Store all used Ids in the CORRECT ORDER. |
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$this->addOnActionIds($blockId); |
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} |
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} |
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$templates = $this->onActionIds ? $this->model->getLinkedTemplates($this->onActionIds) : array(); |
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// Classisfy as we process Scripts and Styles separatly (different hooks!). |
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foreach ($this->onlinkedtemplates($templates) as $id => $template) { |
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// Filer template! |
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extract($this->onlinktemplate(compact('template', 'id'))); |
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$this->templates[$template->type][$id] = $template; |
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} |
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// Return true if there is at least 1 block return within the set. |
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return true; |
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} |
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|
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/** |
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* put your comment there... |
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* |
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*/ |
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public function getCached() { |
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// Cache is not implemented yet might be supported by extenal Extensions! |
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return $this->ongetcache(false); |
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} |
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|
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/** |
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* put your comment there... |
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* |
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*/ |
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public function getFilters() { |
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return $this->ongetfilters($this->filters); |
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} |
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|
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/** |
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* put your comment there... |
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* |
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*/ |
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public function getOnActionIds() { |
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return $this->onActionIds; |
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} |
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|
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/** |
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* put your comment there... |
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* |
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*/ |
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public static function getRequestURL() { |
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// URL Protocol. |
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$protocol = 'http' . ((isset($_SERVER["HTTPS"]) && ($_SERVER["HTTPS"] == "on")) ? 's' : '') . '://'; |
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// Host name & port. |
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$host = $_SERVER['HTTP_HOST']; |
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$port = ($_SERVER["SERVER_PORT"] != "80") ? ":{$_SERVER["SERVER_PORT"]}" : ''; |
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// Request URI. |
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$requestURI = $_SERVER['REQUEST_URI']; |
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// Final URL. |
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$url = "{$protocol}{$host}{$port}{$requestURI}"; |
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return $url; |
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} |
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|
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/** |
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* put your comment there... |
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* |
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*/ |
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public function hasOnActionIds() { |
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return !empty($this->onActionIds); |
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} |
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|
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/** |
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* put your comment there... |
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* |
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*/ |
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public function initCoupling() { |
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// For some reasons wp action is fired twice. |
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// The wrong call won't has $wp_query object set, |
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// but this is only valid at Front end. |
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if (!is_admin() && !$GLOBALS['wp_query']) { |
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return; |
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} |
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// Get current application hook prefix. |
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$actionsPrefix = is_admin() ? 'admin' : 'wp'; |
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// Get cache or get blocks if not cached. |
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// If there is no cache or no blocks for output |
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// do nothing. |
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if ($this->getCached() || $this->getBlocks()) { |
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// Output blocks on various locations! |
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add_action("{$actionsPrefix}_head", array(&$this, 'outputBlocks'), 30); |
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add_action("{$actionsPrefix}_footer", array(&$this, 'outputBlocks'), 30); |
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// Links templates & styloes! |
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add_action("{$actionsPrefix}_enqueue_scripts", array(&$this, 'linkTemplates'), 30); |
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add_action("{$actionsPrefix}_print_styles", array(&$this, 'linkTemplates'), 30); |
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} |
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// Link style sheet in footer required custom implementation. |
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add_action("{$actionsPrefix}_print_footer_scripts", array(&$this, 'linkFooterStyleSheets'), 9); |
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// Make sure this is executed only once. |
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// Sometimes wp hook run on backend and sometimes its not. |
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// This method handle both front and backend requests. |
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// Simply remove all hooks to ensure its run only one time. |
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remove_action('wp', array(&$this, 'initCoupling')); |
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remove_action('admin_init', array(&$this, 'initCoupling')); |
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} |
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|
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/** |
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* put your comment there... |
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* |
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*/ |
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public function linkFooterStyleSheets() { |
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// Initialize. |
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$styles = array(); |
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// Get queued style sheets! |
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global $wp_styles; |
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$queuedStyles =& $wp_styles->queue; |
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// Process only 'cjt' templates, |
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foreach ($queuedStyles as $index => $styleName) { |
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if (strpos($styleName, 'cjt-css-template-') === 0) { |
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// Get style name src file, prepend to Wordpress absolute path. |
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$style = $wp_styles->registered[$styleName]; |
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$styles[] = home_url($style->src); |
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// Stop Wordpress from output <link> tag outside head tag |
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// as it has no effect. |
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unset($queuedStyles[$index]); |
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} |
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} |
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// Enqueue Style Sheet loader javascript if there is any |
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// styles need to be loaded. |
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if (!empty($styles)) { |
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// jQuery is dpendency object required by the loader. |
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wp_enqueue_script('jquery'); |
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// Enqueue footer style sheet loader. |
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wp_enqueue_script('cjt-coupling-footer-css-loader', cssJSToolbox::getURI('controllers:coupling:js:footer-stylesheet-loader.js')); |
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// Output Javascript array to be filled with the styles! |
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$jsStyleSheetsList = json_encode($styles); |
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require cssJSToolbox::resolvePath('controllers:coupling:html:load-footer-style.html.php'); |
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} |
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} |
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|
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/** |
| 476 |
* put your comment there... |
| 477 |
* |
| 478 |
*/ |
| 479 |
public function linkTemplates() { |
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$currentFilter = current_filter(); |
| 481 |
// Derived template Type from Wordpress filter. |
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$filterFor = explode('_', $currentFilter); $filterFor = array_pop($filterFor); |
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$type = CJTCouplingModel::$templateTypes[$filterFor]; |
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// Following vars are referenced based on the current type. |
| 485 |
$templates = isset($this->templates[$type]) ? $this->templates[$type] : array(); |
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// Filering! |
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$templates = $this->{"onlink{$filterFor}"}($templates); |
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/** |
| 489 |
* @var WP_Dependencies |
| 490 |
*/ |
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$queue = $this->model->getQueueObject($filterFor); |
| 492 |
// Add templates to the queye. |
| 493 |
foreach ($templates as $template) { |
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// Registery only if not yet registered. |
| 495 |
$template = $this->{"onqueue{$type}"}($template); |
| 496 |
if (!isset($queue->registered[$template->queueName])) { |
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$queue->add($template->queueName, "/{$template->file}", null, $template->version); |
| 498 |
} |
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// Always make sure the template is queued. |
| 500 |
$queue->enqueue($template->queueName); |
| 501 |
} |
| 502 |
} |
| 503 |
|
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/** |
| 505 |
* put your comment there... |
| 506 |
* |
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*/ |
| 508 |
public function outputBlocks() { |
| 509 |
// Derived location name from wordpress filter name. |
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$currentFilter = current_filter(); |
| 511 |
// Map "wp hook location" to "block hook location". |
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$locationsMap = array('head' => 'header', 'footer' => 'footer'); |
| 513 |
// This hook is used across both ends, front and back ends. |
| 514 |
// Remove application prefix (wp_ or admin_). |
| 515 |
// Remining is head or footer. |
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$location = str_replace(array('wp_', 'admin_'), '', $currentFilter); |
| 517 |
// Map to block location. |
| 518 |
$location = $locationsMap[$location]; |
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echo $this->onoutput($this->blocks['code'][$location], $location); |
| 520 |
} |
| 521 |
|
| 522 |
/** |
| 523 |
* put your comment there... |
| 524 |
* |
| 525 |
*/ |
| 526 |
protected function setRequestFilters() { |
| 527 |
// Get request blocks. |
| 528 |
$filters = $this->ondefaultfilters((object) array( |
| 529 |
'pinPoint' => 0x00000000, |
| 530 |
'customPins' => array(), |
| 531 |
'moreToOrder' => array(), |
| 532 |
)); |
| 533 |
if (is_admin()) { |
| 534 |
// Include all backend blocks. |
| 535 |
$filters->pinPoint |= CJTBlockModel::PINS_BACKEND; |
| 536 |
} |
| 537 |
else { |
| 538 |
$filters->pinPoint |= CJTBlockModel::PINS_FRONTEND; |
| 539 |
// Pages. |
| 540 |
if (is_page()) { |
| 541 |
// Blocks with ALL PAGES selected. |
| 542 |
$filters->pinPoint |= CJTBlockModel::PINS_PAGES_ALL_PAGES; |
| 543 |
// Blocks with PAGE-ID selected. |
| 544 |
$filters->customPins[] = array( |
| 545 |
'pin' => 'pages', |
| 546 |
'pins' => array($GLOBALS['post']->ID), |
| 547 |
'flag' => CJTBlockModel::PINS_PAGES_CUSTOM_PAGE, |
| 548 |
); |
| 549 |
// Blocks with FRONT-PAGE selected. |
| 550 |
if (is_front_page()) { |
| 551 |
$filters->pinPoint |= CJTBlockModel::PINS_PAGES_FRONT_PAGE; |
| 552 |
} |
| 553 |
/** |
| 554 |
* In order for metabox block to get in the output we need |
| 555 |
* to add metabox order for it. |
| 556 |
* @see CJTBlocksCouplingController::getBlocks. |
| 557 |
*/ |
| 558 |
$metabox = CJTModel::create('metabox', array($GLOBALS['post']->ID)); |
| 559 |
$filters->moreToOrder[][1] = $metabox->getMetaboxId(); |
| 560 |
} // End is_page() |
| 561 |
else if (is_attachment()) { |
| 562 |
$filters->pinPoint |= CJTBlockModel::PINS_ATTACHMENT; |
| 563 |
} |
| 564 |
// Posts. |
| 565 |
else if (is_single()) { |
| 566 |
// Blocks with ALL POSTS & ALL CATEGORIES selected. |
| 567 |
$filters->pinPoint |= CJTBlockModel::PINS_POSTS_ALL_POSTS | CJTBlockModel::PINS_CATEGORIES_ALL_CATEGORIES; |
| 568 |
// Blocks with POST-ID selected. |
| 569 |
$filters->customPins[] = array( |
| 570 |
'pin' => 'posts', |
| 571 |
'pins' => array($GLOBALS['post']->ID), |
| 572 |
'flag' => CJTBlockModel::PINS_POSTS_CUSTOM_POST, |
| 573 |
); |
| 574 |
// Include POST PARENT CATRGORIES blocks. |
| 575 |
$parentCategoriesIds = wp_get_post_categories($GLOBALS['post']->ID, array('fields' => 'ids')); |
| 576 |
/** |
| 577 |
* Custom-Posts just added "ON THE RUN/FLY" |
| 578 |
* Need simple fix by confirming that the post is belong to |
| 579 |
* specific category or not. |
| 580 |
* Custom posts NOW unlike Posts, it doesn't inherit parent |
| 581 |
* taxonomis Code Blocks!! |
| 582 |
*/ |
| 583 |
if (!empty($parentCategoriesIds)) { |
| 584 |
$filters->customPins[] = array( |
| 585 |
'pin' => 'categories', |
| 586 |
'pins' => $parentCategoriesIds, |
| 587 |
'flag' => CJTBlockModel::PINS_CATEGORIES_CUSTOM_CATEGORY, |
| 588 |
); |
| 589 |
} |
| 590 |
/** |
| 591 |
* In order for metabox block to get in the output we need |
| 592 |
* to add metabox order for it. |
| 593 |
* @see CJTBlocksCouplingController::getBlocks. |
| 594 |
*/ |
| 595 |
$metabox = CJTModel::create('metabox', array($GLOBALS['post']->ID)); |
| 596 |
$filters->moreToOrder[][1] = $metabox->getMetaboxId(); |
| 597 |
/** |
| 598 |
* @TODO check for recent posts Based on user configuration. |
| 599 |
* Recent posts should be detcted by comparing |
| 600 |
* user condifguration with post date. |
| 601 |
*/ |
| 602 |
if (0) { |
| 603 |
|
| 604 |
} |
| 605 |
} // End is_single() |
| 606 |
// Categories. |
| 607 |
else if(is_category()) { |
| 608 |
// Blocks with ALL CATEGORIES selected. |
| 609 |
$filters->pinPoint |= CJTBlockModel::PINS_CATEGORIES_ALL_CATEGORIES; |
| 610 |
// Blocks with CATEGORY-ID selected. |
| 611 |
$filters->customPins[] = array( |
| 612 |
'pin' => 'categories', |
| 613 |
'pins' => array(get_queried_object()->term_id), |
| 614 |
'flag' => CJTBlockModel::PINS_CATEGORIES_CUSTOM_CATEGORY, |
| 615 |
); |
| 616 |
} // End is_category() |
| 617 |
// Blocks with BLOG-INDEX selected. |
| 618 |
else if (is_home()) { |
| 619 |
$filters->pinPoint |= CJTBlockModel::PINS_POSTS_BLOG_INDEX; |
| 620 |
} |
| 621 |
else if (is_search()) { |
| 622 |
$filters->pinPoint |= CJTBlockModel::PINS_SEARCH; |
| 623 |
} |
| 624 |
else if (is_tag()) { |
| 625 |
$filters->pinPoint |= CJTBlockModel::PINS_TAG; |
| 626 |
} |
| 627 |
else if (is_author()) { |
| 628 |
$filters->pinPoint |= CJTBlockModel::PINS_AUTHOR; |
| 629 |
} |
| 630 |
else if (is_archive()) { |
| 631 |
$filters->pinPoint |= CJTBlockModel::PINS_ARCHIVE; |
| 632 |
} |
| 633 |
else if (is_404()) { |
| 634 |
$filters->pinPoint |= CJTBlockModel::PINS_404_ERROR; |
| 635 |
} |
| 636 |
} |
| 637 |
$this->filters = $this->onsetfilters($filters); |
| 638 |
} |
| 639 |
|
| 640 |
/** |
| 641 |
* Wordpress do shortcode callback for |
| 642 |
* CJT Shortcodes ([cjtoolbox ....])! |
| 643 |
* |
| 644 |
* This method role is to load the shortcode routines |
| 645 |
* in order to handle the request. |
| 646 |
* |
| 647 |
* It doesn't do anything except deferring the shortcode |
| 648 |
* codes from loaded until shortcode is really used! |
| 649 |
* |
| 650 |
* @param mixed $attributes |
| 651 |
*/ |
| 652 |
public function shortcode($attributes, $content) { |
| 653 |
// Instantiate Shortcode handler class. |
| 654 |
cssJSToolbox::import('controllers:coupling:shortcode:shortcode.php'); |
| 655 |
$shortcode = new CJT_Controllers_Coupling_Shortcode($attributes, $content); |
| 656 |
// Return Shortcode replacement! |
| 657 |
return ((string) $shortcode); |
| 658 |
} |
| 659 |
|
| 660 |
/** |
| 661 |
* put your comment there... |
| 662 |
* |
| 663 |
*/ |
| 664 |
public static function & theInstance() { |
| 665 |
return self::$instance; |
| 666 |
} |
| 667 |
|
| 668 |
} // End class. |
| 669 |
|
| 670 |
// Hookable! |
| 671 |
CJTBlocksCouplingController::define('CJTBlocksCouplingController', array('hookType' => CJTWordpressEvents::HOOK_FILTER)); |
