topics_event_handler.php
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Created: Tue, May 20, 3:24 AM

topics_event_handler.php
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	<?php
	/**
	* @version $Id: topics_event_handler.php 14251 2011-03-16 21:21:42Z alex $
	* @package In-Bulletin
	* @copyright Copyright (C) 1997 - 2009 Intechnic. All rights reserved.
	* @license GNU/GPL
	* In-Portal is Open Source software.
	* This means that this software may have been modified pursuant
	* the GNU General Public License, and as distributed it includes
	* or is derivative of works licensed under the GNU General Public License
	* or other free or open source software licenses.
	* See http://www.in-portal.org/license for copyright notices and details.
	*/

	defined('FULL_PATH') or die('restricted access!');

	class TopicsEventHandler extends kCatDBEventHandler {


	/**
	* Checks topic lock permission
	*
	* @param kEvent $event
	*/
	function CheckPermission(&$event)
	{
	if ($event->Name == 'OnTopicLockToggle') {
	$object =& $event->getObject();
	/* @var $object kCatDBItem */

	if (!$object->isLoaded()) {
	$event->status = erPERM_FAIL;
	return false;
	}

	$category_id = $object->GetDBField('CategoryId');
	$perm_status = $this->Application->CheckPermission('TOPIC.LOCK', 0, $category_id);

	if (!$perm_status) {
	$event->status = erPERM_FAIL;
	}

	return $perm_status;
	}

	return parent::CheckPermission($event);
	}

	/**
	* Lock or unlock topic
	*
	* @param kEvent $event
	*/
	function OnToggleLock(&$event)
	{
	$object =& $event->getObject();

	$new_type = $object->GetDBField('TopicType') ? 0 : 1;
	$object->SetDBField('TopicType', $new_type);
	$object->Update();
	}

	/**
	* Cache topic owner
	*
	* @param kEvent $event
	*/
	function OnBeforeItemUpdate(&$event)
	{
	parent::OnBeforeItemUpdate($event);

	$this->cacheItemOwner($event, 'OwnerId', 'PostedBy');
	}

	/**
	* Cache topic owner
	*
	* @param kEvent $event
	*/
	function OnBeforeItemCreate(&$event)
	{
	parent::OnBeforeItemCreate($event);

	$this->cacheItemOwner($event, 'OwnerId', 'PostedBy');

	$object =& $event->getObject();
	/* @var $object kCatDBItem */

	if (!$object->GetDBField('TodayDate')) {
	$object->SetDBField('TodayDate', adodb_date('Y-m-d'));
	}

	$post_helper =& $this->Application->recallObject('PostHelper');
	/* @var $post_helper PostHelper */

	$object->SetDBField('TopicText', $post_helper->CensorText( $object->GetDBField('TopicText') ));
	}

	/**
	* Creates 1st post when topic is created
	*
	* @param kEvent $event
	*/
	function OnAfterItemCreate(&$event)
	{
	parent::OnAfterItemCreate($event);

	if ($event->Special == '-item') {
	// don't create first post when cloning
	return ;
	}

	$object =& $event->getObject();
	/* @var $object kDBItem */

	$post =& $this->Application->recallObject($event->Prefix.'-post', null, Array ('skip_autoload' => true));
	/* @var $post kDBItem */

	$post->SetDBField('Pending', $object->GetDBField('Status') == STATUS_ACTIVE ? 0 : 1);
	$post->SetDBField('Subject', '');
	$post->SetDBField('PostingText', $object->GetDBField('PostingText'));

	$post->SetDBField('ShowSignatures', $object->GetDBField('ShowSignatures'));
	$post->SetDBField('DisableSmileys', $object->GetDBField('DisableSmileys'));
	$post->SetDBField('DisableBBCodes', $object->GetDBField('DisableBBCodes'));

	$post->Create();

	// need to update category topic count here
	}

	/**
	* Approves 1st post when topic got approved
	*
	* @param kEvent $event
	*/
	function OnAfterItemUpdate(&$event)
	{
	if (!$this->Application->isAdminUser) {
	return ;
	}

	$object =& $event->getObject();
	/* @var $object kCatDBItem */

	if ($object->GetDBField('Posts') == 1) {
	$post =& $this->Application->recallObject($event->Prefix.'-post', null, Array('skip_autoload' => true));
	/* @var $post kDBItem */

	$main_status = $object->GetDBField('Status');
	$post->Load($object->GetDBField('LastPostId'));
	if ($post->isLoaded()) {
	$post->SetDBField('Pending', $main_status == STATUS_ACTIVE ? 0 : 1);
	$post->Update();
	}
	}
	}

	/**
	* Makes first post body field non-requered when topic has posts already
	*
	* @param kEvent $event
	*/
	function OnAfterItemLoad(&$event)
	{
	parent::OnAfterItemLoad($event);

	$object =& $event->getObject();
	/* @var $object kCatDBItem */

	if ($object->GetDBField('Posts') > 0 \|\| !$this->Application->isAdminUser) {
	$object->setRequired('PostingText', false);
	}
	}

	/**
	* Locks or unlocks topic
	*
	* @param kEvent $event
	*/
	function OnTopicLockToggle(&$event)
	{
	$object =& $event->getObject();
	/* @var $object kCatDBItem */

	$topic_type = $object->GetDBField('TopicType');
	$object->SetDBField('TopicType', $topic_type == 1 ? 0 : 1);
	$object->Update();
	}

	/**
	* Sets default values to posting options based on persistent session
	*
	* @param kEvent $event
	*/
	function OnAfterConfigRead(&$event)
	{
	parent::OnAfterConfigRead($event);

	$fields = $this->Application->getUnitOption($event->Prefix, 'Fields');
	$fields['NotifyOwnerOnChanges']['default'] = (int)$this->Application->RecallPersistentVar('owner_notify');
	$this->Application->setUnitOption($event->Prefix, 'Fields', $fields);

	$virtual_fields = $this->Application->getUnitOption($event->Prefix, 'VirtualFields');
	$virtual_fields['DisableBBCodes']['default'] = (int)!$this->Application->RecallPersistentVar('bbcode');
	$virtual_fields['DisableSmileys']['default'] = (int)!$this->Application->RecallPersistentVar('smileys');
	$virtual_fields['ShowSignatures']['default'] = (int)$this->Application->RecallPersistentVar('show_sig');
	$this->Application->setUnitOption($event->Prefix, 'VirtualFields', $virtual_fields);
	}

	/**
	* [HOOK] Allows to add cloned subitem to given prefix
	*
	* @param kEvent $event
	*/
	function OnCloneSubItem(&$event)
	{
	parent::OnCloneSubItem($event);

	if ($event->MasterEvent->Prefix == 'rev') {
	$clones = $this->Application->getUnitOption($event->MasterEvent->Prefix, 'Clones');
	$subitem_prefix = $event->Prefix . '-' . $event->MasterEvent->Prefix;

	$clones[$subitem_prefix]['ConfigMapping'] = Array (
	'PerPage' => 'Perpage_TopicReviews',

	'ReviewDelayInterval' => 'topic_ReviewDelay_Interval',
	'ReviewDelayValue' => 'topic_ReviewDelay_Value',
	);

	$this->Application->setUnitOption($event->MasterEvent->Prefix, 'Clones', $clones);
	}
	}
	}

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