Differential D347 Diff 977 branches/5.2.x/core/units/helpers/page_helper.php

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branches/5.2.x/core/units/helpers/page_helper.php

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	* See http://www.in-portal.org/license for copyright notices and details.			* See http://www.in-portal.org/license for copyright notices and details.
	*/			*/

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

	class PageHelper extends kHelper {			class PageHelper extends kHelper {

	/**			/**
				* Content block cache per page.
				*
				* @var array
				*/
				protected $contentBlockCache = array();

				/**
	* Returns page info			* Returns page info
	*			*
	* @param int $page_id			* @param int $page_id
	* @return Array			* @return Array
	*/			*/
	function getPageInfo($page_id)			function getPageInfo($page_id)
	{			{
	list ($user_id, $history_permission) = $this->getHistoryPermissionAndUser($page_id);			list ($user_id, $history_permission) = $this->getHistoryPermissionAndUser($page_id);
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	* @param int $num			* @param int $num
	*			*
	* @return bool			* @return bool
	*/			*/
	public function loadContentBlock(&$content_block, &$page, $num)			public function loadContentBlock(&$content_block, &$page, $num)
	{			{
	$page_id = $page->GetID();			$page_id = $page->GetID();

				// Load all content blocks at once during regular page visits.
	if ( !EDITING_MODE && !$this->Application->GetVar('preview') ) {			if ( !EDITING_MODE && !$this->Application->GetVar('preview') ) {
	$revision_clause = 'pr.RevisionNumber = ' . $page->GetDBField('LiveRevisionNumber') . ' AND pr.IsDraft = 0';			if ( !isset($this->contentBlockCache[$page_id]) ) {
				$where_clause = array(
				$content_block->TableName . '.PageId = ' . $page_id,
				'pr.RevisionNumber = ' . $page->GetDBField('LiveRevisionNumber'),
				'pr.IsDraft = 0',
				);

				$sql = $content_block->GetSelectSQL() . '
				WHERE (' . implode(') AND (', $where_clause) . ')';
				$this->contentBlockCache[$page_id] = $this->Conn->Query($sql, 'ContentNum');
				}

				if ( isset($this->contentBlockCache[$page_id][$num]) ) {
				$content_block->LoadFromHash($this->contentBlockCache[$page_id][$num]);
	}			}
	else {			else {
	$revision_clause = $this->getRevsionWhereClause($page_id, $page->GetDBField('LiveRevisionNumber'), 'pr.');			$content_block->Clear();
				}

				return $content_block->isLoaded();
	}			}

				// Load each content block individually with fallback to draft version, when editing content.
				$where_clause = array(
				$content_block->TableName . '.PageId = ' . $page_id,
				$content_block->TableName . '.ContentNum = ' . $num,
				$this->getRevsionWhereClause($page_id, $page->GetDBField('LiveRevisionNumber'), 'pr.'),
				);

	$sql = $content_block->GetSelectSQL() . '			$sql = $content_block->GetSelectSQL() . '
	WHERE (' . $content_block->TableName . '.PageId = ' . $page_id . ') AND (' . $content_block->TableName . '.ContentNum = ' . $num . ') AND (' . $revision_clause . ')			WHERE (' . implode(') AND (', $where_clause) . ')
	ORDER BY pr.IsDraft DESC, pr.RevisionNumber DESC';			ORDER BY pr.IsDraft DESC, pr.RevisionNumber DESC';
	$content_data = $this->Conn->GetRow($sql);			$content_data = $this->Conn->GetRow($sql);

	$content_block->LoadFromHash($content_data);			$content_block->LoadFromHash($content_data);

	return $content_block->isLoaded();			return $content_block->isLoaded();
	}			}

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