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ezcontentobject.php
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ezcontentobject.php
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<?php
//
// Definition of eZContentObject class
//
// Created on: <17-Apr-2002 09:15:27 bf>
//
// ## BEGIN COPYRIGHT, LICENSE AND WARRANTY NOTICE ##
// SOFTWARE NAME: eZ publish
// SOFTWARE RELEASE: 3.9.x
// COPYRIGHT NOTICE: Copyright (C) 1999-2006 eZ systems AS
// SOFTWARE LICENSE: GNU General Public License v2.0
// NOTICE: >
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2.0 of the GNU General
// Public License as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of version 2.0 of the GNU General
// Public License along with this program; if not, write to the Free
// Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
// MA 02110-1301, USA.
//
//
// ## END COPYRIGHT, LICENSE AND WARRANTY NOTICE ##
//
/*!
\class eZContentObject ezcontentobject.php
\ingroup eZKernel
\brief Handles eZ publish content objects
It encapsulates the data for an object and provides lots of functions
for dealing with versions, translations and attributes.
\sa eZContentClass
*/
include_once( "lib/ezdb/classes/ezdb.php" );
include_once( 'lib/ezlocale/classes/ezlocale.php' );
include_once( "kernel/classes/ezpersistentobject.php" );
include_once( "kernel/classes/ezcontentobjectversion.php" );
include_once( "kernel/classes/ezcontentobjectattribute.php" );
include_once( "kernel/classes/ezcontentclass.php" );
include_once( "kernel/classes/ezcontentobjecttreenode.php" );
include_once( 'kernel/classes/ezcontentlanguage.php' );
include_once( "kernel/classes/datatypes/ezuser/ezuser.php" );
define( "EZ_CONTENT_OBJECT_STATUS_DRAFT", 0 );
define( "EZ_CONTENT_OBJECT_STATUS_PUBLISHED", 1 );
define( "EZ_CONTENT_OBJECT_STATUS_ARCHIVED", 2 );
define( "EZ_PACKAGE_CONTENTOBJECT_ERROR_NO_CLASS", 1 );
define( "EZ_PACKAGE_CONTENTOBJECT_ERROR_EXISTS", 2 );
define( "EZ_PACKAGE_CONTENTOBJECT_ERROR_NODE_EXISTS", 3 );
define( "EZ_PACKAGE_CONTENTOBJECT_ERROR_MODIFIED", 101 );
define( "EZ_PACKAGE_CONTENTOBJECT_ERROR_HAS_CHILDREN", 102 );
define( "EZ_PACKAGE_CONTENTOBJECT_REPLACE", 1 );
define( "EZ_PACKAGE_CONTENTOBJECT_SKIP", 2 );
define( "EZ_PACKAGE_CONTENTOBJECT_NEW", 3 );
define( "EZ_PACKAGE_CONTENTOBJECT_DELETE", 4 );
define( "EZ_PACKAGE_CONTENTOBJECT_KEEP", 5 );
define( "EZ_CONTENT_OBJECT_RELATION_COMMON", 1 << 0 );
define( "EZ_CONTENT_OBJECT_RELATION_EMBED", 1 << 1 );
define( "EZ_CONTENT_OBJECT_RELATION_LINK", 1 << 2 );
define( "EZ_CONTENT_OBJECT_RELATION_ATTRIBUTE", 1 << 3 );
class eZContentObject extends eZPersistentObject
{
function eZContentObject( $row )
{
$this->eZPersistentObject( $row );
$this->ClassIdentifier = false;
if ( isset( $row['contentclass_identifier'] ) )
$this->ClassIdentifier = $row['contentclass_identifier'];
$this->ClassName = false;
if ( isset( $row['contentclass_name'] ) )
$this->ClassName = $row['contentclass_name'];
if ( isset( $row['serialized_name_list'] ) )
$this->ClassName = eZContentClass::nameFromSerializedString( $row['serialized_name_list'] );
$this->CurrentLanguage = false;
if ( isset( $row['content_translation'] ) )
{
$this->CurrentLanguage = $row['content_translation'];
}
else if ( isset( $row['real_translation'] ) )
{
$this->CurrentLanguage = $row['real_translation'];
}
else if ( isset( $row['language_mask'] ) )
{
$topPriorityLanguage = eZContentLanguage::topPriorityLanguageByMask( $row['language_mask'] );
if ( $topPriorityLanguage )
{
$this->CurrentLanguage = $topPriorityLanguage->attribute( 'locale' );
}
}
}
function definition()
{
return array( "fields" => array( "id" => array( 'name' => 'ID',
'datatype' => 'integer',
'default' => 0,
'required' => true ),
"section_id" => array( 'name' => "SectionID",
'datatype' => 'integer',
'default' => 0,
'required' => true,
'foreign_class' => 'eZSection',
'foreign_attribute' => 'id',
'multiplicity' => '1..*' ),
"owner_id" => array( 'name' => "OwnerID",
'datatype' => 'integer',
'default' => 0,
'required' => true,
'foreign_class' => 'eZUser',
'foreign_attribute' => 'contentobject_id',
'multiplicity' => '1..*'),
"contentclass_id" => array( 'name' => "ClassID",
'datatype' => 'integer',
'default' => 0,
'required' => true,
'foreign_class' => 'eZContentClass',
'foreign_attribute' => 'id',
'multiplicity' => '1..*' ),
"name" => array( 'name' => "Name",
'datatype' => 'string',
'default' => '',
'required' => true ),
"is_published" => array( 'name' => "IsPublished",
'datatype' => 'integer',
'default' => 0,
'required' => true ),
"published" => array( 'name' => "Published",
'datatype' => 'integer',
'default' => 0,
'required' => true ),
"modified" => array( 'name' => "Modified",
'datatype' => 'integer',
'default' => 0,
'required' => true ),
"current_version" => array( 'name' => "CurrentVersion",
'datatype' => 'integer',
'default' => 0,
'required' => true ),
"status" => array( 'name' => "Status",
'datatype' => 'integer',
'default' => 0,
'required' => true ),
'remote_id' => array( 'name' => "RemoteID",
'datatype' => 'string',
'default' => '',
'required' => true ),
'language_mask' => array( 'name' => 'LanguageMask',
'datatype' => 'integer',
'default' => 0,
'required' => true ),
'initial_language_id' => array( 'name' => 'InitialLanguageID',
'datatype' => 'integer',
'default' => 0,
'required' => true,
'foreign_class' => 'eZContentLanguage',
'foreign_attribute' => 'id',
'multiplicity' => '1..*' ) ),
"keys" => array( "id" ),
"function_attributes" => array( "current" => "currentVersion",
'versions' => 'versions',
'author_array' => 'authorArray',
"class_name" => "className",
"content_class" => "contentClass",
"contentobject_attributes" => "contentObjectAttributes",
"owner" => "owner",
"related_contentobject_array" => "relatedContentObjectList",
"related_contentobject_count" => "relatedContentObjectCount",
'reverse_related_contentobject_array' => 'reverseRelatedObjectList',
'reverse_related_contentobject_count' => 'reverseRelatedObjectCount',
"linked_contentobject_array" => "linkedContentObjectList",
"linked_contentobject_count" => "linkedContentObjectCount",
'reverse_linked_contentobject_array' => 'reverseLinkedObjectList',
'reverse_linked_contentobject_count' => 'reverseLinkedObjectCount',
"embedded_contentobject_array" => "embeddedContentObjectList",
"embedded_contentobject_count" => "embeddedContentObjectCount",
'reverse_embedded_contentobject_array' => 'reverseEmbeddedObjectList',
'reverse_embedded_contentobject_count' => 'reverseEmbeddedObjectCount',
"can_read" => "canRead",
"can_pdf" => "canPdf",
"can_diff" => "canDiff",
"can_create" => "canCreate",
"can_create_class_list" => "canCreateClassList",
"can_edit" => "canEdit",
"can_translate" => "canTranslate",
"can_remove" => "canRemove",
"can_move" => "canMoveFrom",
"can_move_from" => "canMoveFrom",
'can_view_embed' => 'canViewEmbed',
"data_map" => "dataMap",
"main_parent_node_id" => "mainParentNodeID",
"assigned_nodes" => "assignedNodes",
"parent_nodes" => "parentNodeIDArray",
"main_node_id" => "mainNodeID",
"main_node" => "mainNode",
"default_language" => "defaultLanguage",
"content_action_list" => "contentActionList",
"class_identifier" => "contentClassIdentifier",
'class_group_id_list' => 'contentClassGroupIDList',
'name' => 'name',
'match_ingroup_id_list' => 'matchIngroupIDList',
'remote_id' => 'remoteID',
'current_language' => 'currentLanguage',
'current_language_object' => 'currentLanguageObject',
'initial_language' => 'initialLanguage',
'initial_language_code' => 'initialLanguageCode',
'available_languages' => 'availableLanguages',
'language_codes' => 'availableLanguages',
'language_js_array' => 'availableLanguagesJsArray',
'languages' => 'languages',
'all_languages' => 'allLanguages',
'can_edit_languages' => 'canEditLanguages',
'can_create_languages' => 'canCreateLanguages',
'always_available' => 'isAlwaysAvailable' ),
"increment_key" => "id",
"class_name" => "eZContentObject",
"sort" => array( "id" => "asc" ),
"name" => "ezcontentobject" );
}
/*!
Get class groups this object's class belongs to if match for class groups is enabled.
\return array of class group ids. False if match is disabled.
\note The reference for the return value is required to workaround
a bug with PHP references.
*/
function &matchIngroupIDList()
{
include_once( 'lib/ezutils/classes/ezini.php' );
$contentINI =& eZINI::instance( 'content.ini' );
$inList = false;
if( $contentINI->variable( 'ContentOverrideSettings', 'EnableClassGroupOverride' ) == 'true' )
{
$contentClass =& $this->contentClass();
$inList =& $contentClass->attribute( 'ingroup_id_list' );
}
return $inList;
}
/*!
Store the object
\note Transaction unsafe. If you call several transaction unsafe methods you must enclose
the calls within a db transaction; thus within db->begin and db->commit.
*/
function store()
{
// Unset the cache
global $eZContentObjectContentObjectCache;
unset( $eZContentObjectContentObjectCache[$this->ID] );
global $eZContentObjectDataMapCache;
unset( $eZContentObjectDataMapCache[$this->ID] );
global $eZContentObjectVersionCache;
unset( $eZContentObjectVersionCache[$this->ID] );
$db =& eZDB::instance();
$db->begin();
$this->storeNodeModified();
eZPersistentObject::store();
$db->commit();
}
/*!
Clear in-memory caches.
\param $idArray objects to clear caches for.
If the parameter is ommitted the caches are cleared for all objects.
*/
function clearCache( $idArray = array() )
{
if ( is_numeric( $idArray ) )
$idArray = array( $idArray );
// clear in-memory cache for all objects
if ( count( $idArray ) == 0 )
{
unset( $GLOBALS['eZContentObjectContentObjectCache'] );
unset( $GLOBALS['eZContentObjectDataMapCache'] );
unset( $GLOBALS['eZContentObjectVersionCache'] );
return;
}
// clear in-memory cache for specified object(s)
global $eZContentObjectContentObjectCache;
global $eZContentObjectDataMapCache;
global $eZContentObjectVersionCache;
foreach ( $idArray as $objectID )
{
unset( $eZContentObjectContentObjectCache[$objectID] );
unset( $eZContentObjectDataMapCache[$objectID] );
unset( $eZContentObjectVersionCache[$objectID] );
}
}
/*!
Update all nodes to set modified_subnode value
\note Transaction unsafe. If you call several transaction unsafe methods you must enclose
the calls within a db transaction; thus within db->begin and db->commit.
*/
function storeNodeModified()
{
if ( is_numeric( $this->ID ) )
{
$nodeArray =& $this->assignedNodes();
$db =& eZDB::instance();
$db->begin();
foreach ( array_keys( $nodeArray ) as $key )
{
$nodeArray[$key]->updateAndStoreModified();
}
$db->commit();
}
}
function &name( $version = false , $lang = false )
{
if ( isset( $this->Name ) && !$version && !$lang )
{
return $this->Name;
}
if ( !$version )
{
$version = $this->attribute( 'current_version' );
}
if ( !$lang && $this->CurrentLanguage )
{
$lang = $this->CurrentLanguage;
}
$objectID = $this->attribute( 'id' );
$name =& $this->versionLanguageName( $objectID, $version, $lang );
return $name;
}
function names()
{
$version = $this->attribute( 'current_version' );
$id = $this->attribute( 'id' );
$db =& eZDb::instance();
$rows = $db->arrayQuery( "SELECT name, real_translation FROM ezcontentobject_name WHERE contentobject_id = '$id' AND content_version='$version'" );
$names = array();
foreach ( $rows as $row )
{
$names[$row['real_translation']] = $row['name'];
}
return $names;
}
function &versionLanguageName( $contentObjectID, $version, $lang = false )
{
$name = false;
if ( !$contentObjectID > 0 || !$version > 0 )
{
eZDebug::writeNotice( "There is no object name for version($version) of the content object ($contentObjectID) in language($lang)", 'eZContentObject::versionLanguageName' );
return $name;
}
$db =& eZDb::instance();
$contentObjectID =(int) $contentObjectID;
if ( !$lang )
{
// If $lang not given we will use the initial language of the object
$query = "SELECT initial_language_id FROM ezcontentobject WHERE id='$contentObjectID'";
$rows = $db->arrayQuery( $query );
if ( $rows )
{
$languageID = $rows[0]['initial_language_id'];
$language = eZContentLanguage::fetch( $languageID );
if ( $language )
{
$lang = $language->attribute( 'locale' );
}
else
{
return $name;
}
}
else
{
return $name;
}
}
$lang = $db->escapeString( $lang );
$version = (int) $version;
$initialLanguage = $this->attribute( 'initial_language_id' );
$query= "SELECT name, content_translation
FROM ezcontentobject_name
WHERE contentobject_id = '$contentObjectID'
AND content_version = '$version'
AND ( content_translation = '$lang' OR language_id = '$initialLanguage' )";
$result = $db->arrayQuery( $query );
$resCount = count( $result );
if( $resCount < 1 )
{
eZDebug::writeNotice( "There is no object name for version($version) of the content object ($contentObjectID) in language($lang)", 'eZContentObject::versionLanguageName' );
}
else if( $resCount > 1 )
{
// we have name in requested language => find and return it
foreach( $result as $row )
{
if( $row['content_translation'] == $lang )
{
$name = $row['name'];
break;
}
}
}
else
{
// we don't have name in requested language(or requested language is the same as initial language) => use name in initial language
$name = $result[0]['name'];
}
return $name;
}
/*!
Sets the name of the object, in memory only. Use setName() to change it.
*/
function setCachedName( $name )
{
$this->Name = $name;
}
/*!
Sets the name of the object in all translations.
\note Transaction unsafe. If you call several transaction unsafe methods you must enclose
the calls within a db transaction; thus within db->begin and db->commit.
*/
function setName( $objectName, $versionNum = false, $languageCode = false )
{
$initialLanguage = $this->initialLanguage();
$initialLanguageCode = $initialLanguage->attribute( 'locale' );
$db =& eZDB::instance();
if ( $languageCode == false )
{
$languageCode = $initialLanguageCode;
}
$languageCode = $db->escapeString( $languageCode );
if ( $languageCode == $initialLanguageCode )
{
$this->Name = $objectName;
}
if ( !$versionNum )
{
$versionNum = $this->attribute( 'current_version' );
}
$objectID =(int) $this->attribute( 'id' );
$versionNum =(int) $versionNum;
$languageID =(int) eZContentLanguage::idByLocale( $languageCode );
$objectName = $db->escapeString( $objectName );
$db->begin();
// Check if name is already set before setting/changing it.
// This helps to avoid deadlocks in mysql: a pair of DELETE/INSERT might cause deadlock here
// in case of concurrent execution.
$rows = $db->arrayQuery( "SELECT COUNT(*) AS count FROM ezcontentobject_name WHERE contentobject_id = '$objectID'
AND content_version = '$versionNum' AND content_translation ='$languageCode'" );
if ( $rows[0]['count'] )
{
$db->query( "UPDATE ezcontentobject_name SET name='$objectName'
WHERE
contentobject_id = '$objectID' AND
content_version = '$versionNum' AND
content_translation ='$languageCode'" );
}
else
{
$db->query( "INSERT INTO ezcontentobject_name( contentobject_id,
name,
content_version,
content_translation,
real_translation,
language_id )
VALUES( '$objectID',
'$objectName',
'$versionNum',
'$languageCode',
'$languageCode',
'$languageID' )" );
}
$db->commit();
}
/*!
\return a map with all the content object attributes where the keys are the
attribute identifiers.
*/
function &dataMap()
{
return $this->fetchDataMap();
}
/*!
\return a map with all the content object attributes where the keys are the
attribute identifiers.
\sa eZContentObjectTreeNode::dataMap
*/
function &fetchDataMap( $version = false, $language = false )
{
// Global variable to cache datamaps
global $eZContentObjectDataMapCache;
if ( $version == false )
$version = $this->attribute( 'current_version' );
if ( $language == false )
{
$language = $this->CurrentLanguage;
}
if ( !$language || !isset( $eZContentObjectDataMapCache[$this->ID][$version][$language] ) )
{
$data =& $this->contentObjectAttributes( true, $version, $language );
if ( !$language )
{
$language = $this->CurrentLanguage;
}
// Store the attributes for later use
$this->ContentObjectAttributeArray[$version][$language] =& $data;
$eZContentObjectDataMapCache[$this->ID][$version][$language] =& $data;
}
else
{
$data =& $eZContentObjectDataMapCache[$this->ID][$version][$language];
}
if ( !isset( $this->DataMap[$version][$language] ) )
{
$ret = array();
foreach( $data as $key => $item )
{
$identifier = $item->contentClassAttributeIdentifier();
$ret[$identifier] =& $data[$key];
}
$this->DataMap[$version][$language] =& $ret;
}
else
{
$ret =& $this->DataMap[$version][$language];
}
return $ret;
}
function resetDataMap()
{
$this->ContentObjectAttributeArray = array();
$this->DataMap = array();
return $this->DataMap;
}
/*!
Returns the owner of the object as a content object.
*/
function &owner()
{
if ( $this->OwnerID != 0 )
$owner =& eZContentObject::fetch( $this->OwnerID );
else
$owner = null;
return $owner;
}
/*!
\return the content class group identifiers for the current content object
*/
function &contentClassGroupIDList()
{
$contentClass =& $this->contentClass();
$groupIDList =& $contentClass->attribute( 'ingroup_id_list' );
return $groupIDList;
}
/*!
\return the content class identifer for the current content object
\note The object will cache the class name information so multiple calls will be fast.
*/
function &contentClassIdentifier()
{
if ( !is_numeric( $this->ClassID ) )
{
$retValue = null;
return $retValue;
}
if ( $this->ClassIdentifier !== false )
return $this->ClassIdentifier;
$db =& eZDB::instance();
$id = (int)$this->ClassID;
$sql = "SELECT identifier FROM ezcontentclass WHERE id=$id and version=0";
$rows = $db->arrayQuery( $sql );
if ( count( $rows ) > 0 )
{
$this->ClassIdentifier = $rows[0]['identifier'];
}
return $this->ClassIdentifier;
}
/*!
\return the content class for the current content object
*/
function &contentClass()
{
if ( !is_numeric( $this->ClassID ) )
{
$retValue = null;
return $retValue;
}
$contentClass = eZContentClass::fetch( $this->ClassID );
return $contentClass;
}
/*!
Get remote id of content node
*/
function &remoteID()
{
$remoteID = eZPersistentObject::attribute( 'remote_id', true );
// Ensures that we provide the correct remote_id if we have one in the database
if ( $remoteID === null and $this->attribute( 'id' ) )
{
$db =& eZDB::instance();
$resultArray = $db->arrayQuery( "SELECT remote_id FROM ezcontentobject WHERE id = '" . $this->attribute( 'id' ) . "'" );
if ( count( $resultArray ) == 1 )
{
$remoteID = $resultArray[0]['remote_id'];
$this->setAttribute( 'remote_id', $remoteID );
}
}
if ( !$remoteID )
{
$this->setAttribute( 'remote_id', md5( (string)mt_rand() . (string)mktime() ) );
if ( $this->attribute( 'id' ) !== null )
$this->sync( array( 'remote_id' ) );
$remoteID = eZPersistentObject::attribute( 'remote_id', true );
}
return $remoteID;
}
function &mainParentNodeID()
{
$retParenNodeID = eZContentObjectTreeNode::getParentNodeId( $this->attribute( 'main_node_id' ) );
return $retParenNodeID;
}
/*!
Fetches contentobject by remote ID, returns null if none exist
*/
function &fetchByRemoteID( $remoteID, $asObject = true )
{
$db =& eZDB::instance();
$remoteID =$db->escapeString( $remoteID );
$resultArray = $db->arrayQuery( 'SELECT id FROM ezcontentobject WHERE remote_id=\'' . $remoteID . '\'' );
if ( count( $resultArray ) != 1 )
$object = null;
else
$object =& eZContentObject::fetch( $resultArray[0]['id'], $asObject );
return $object;
}
/*!
Fetches the content object with the given ID
\note Uses the static function createFetchSQLString() to generate the SQL
*/
function &fetch( $id, $asObject = true )
{
global $eZContentObjectContentObjectCache;
// If the object given by its id is not cached or should be returned as array
// then we fetch it from the DB (objects are always cached as arrays).
if ( !isset( $eZContentObjectContentObjectCache[$id] ) or $asObject === false )
{
$db =& eZDB::instance();
$resArray = $db->arrayQuery( eZContentObject::createFetchSQLString( $id ) );
$objectArray = array();
if ( count( $resArray ) == 1 && $resArray !== false )
{
$objectArray =& $resArray[0];
}
else
{
eZDebug::writeError( "Object not found ($id)", 'eZContentObject::fetch()' );
$retValue = null;
return $retValue;
}
if ( $asObject )
{
$obj = new eZContentObject( $objectArray );
$eZContentObjectContentObjectCache[$id] =& $obj;
}
else
{
return $objectArray;
}
return $obj;
}
else
{
return $eZContentObjectContentObjectCache[$id];
}
}
/*!
\static
Tests for the existance of a content object by using the ID \a $id.
\return \c true if the object exists, \c false otherwise.
\note Uses the static function createFetchSQLString() to generate the SQL
*/
function exists( $id )
{
global $eZContentObjectContentObjectCache;
// Check the global cache
if ( isset( $eZContentObjectContentObjectCache[$id] ) )
return true;
// If the object is not cached we need to check the DB
$db =& eZDB::instance();
$resArray = $db->arrayQuery( eZContentObject::createFetchSQLString( $id ) );
if ( $resArray !== false and count( $resArray ) == 1 )
{
return true;
}
return false;
}
/*!
\static
Creates the SQL for fetching the object with ID \a $id and returns the string.
*/
function createFetchSQLString( $id )
{
$id = (int) $id;
$fetchSQLString = "SELECT ezcontentobject.*,
ezcontentclass.serialized_name_list as serialized_name_list,
ezcontentclass.identifier as contentclass_identifier,
ezcontentclass.is_container as is_container
FROM
ezcontentobject,
ezcontentclass
WHERE
ezcontentobject.id='$id' AND
ezcontentclass.id = ezcontentobject.contentclass_id AND
ezcontentclass.version=0";
return $fetchSQLString;
}
/*!
Fetches the contentobject which has a node with the ID \a $nodeID
\param $asObject If \c true return the as a PHP object, if \c false return the raw database data.
*/
function &fetchByNodeID( $nodeID, $asObject = true )
{
global $eZContentObjectContentObjectCache;
$nodeID = (int)$nodeID;
$useVersionName = true;
if ( $useVersionName )
{
$versionNameTables = ', ezcontentobject_name ';
$versionNameTargets = ', ezcontentobject_name.name as name, ezcontentobject_name.real_translation ';
$versionNameJoins = " and ezcontentobject.id = ezcontentobject_name.contentobject_id and
ezcontentobject.current_version = ezcontentobject_name.content_version and ".
eZContentLanguage::sqlFilter( 'ezcontentobject_name', 'ezcontentobject' );
}
$db =& eZDB::instance();
$query = "SELECT ezcontentobject.* $versionNameTargets
FROM
ezcontentobject,
ezcontentobject_tree
$versionNameTables
WHERE
ezcontentobject_tree.node_id=$nodeID AND
ezcontentobject.id=ezcontentobject_tree.contentobject_id AND
ezcontentobject.current_version=ezcontentobject_tree.contentobject_version
$versionNameJoins";
$resArray = $db->arrayQuery( $query );
$objectArray = array();
if ( count( $resArray ) == 1 && $resArray !== false )
{
$objectArray =& $resArray[0];
}
else
{
eZDebug::writeError( 'Object not found', 'eZContentObject::fetch()' );
$retValue = null;
return $retValue;
}
if ( $asObject )
{
$obj = new eZContentObject( $objectArray );
$eZContentObjectContentObjectCache[$objectArray['id']] =& $obj;
}
else
{
return $objectArray;
}
return $obj;
}
/*!
Fetches the content object from the ID array
*/
function &fetchIDArray( $idArray, $asObject = true )
{
global $eZContentObjectContentObjectCache;
$uniqueIDArray = array_unique( $idArray );
$useVersionName = true;
if ( $useVersionName )
{
$versionNameTables = ', ezcontentobject_name ';
$versionNameTargets = ', ezcontentobject_name.name as name, ezcontentobject_name.real_translation ';
$versionNameJoins = " and ezcontentobject.id = ezcontentobject_name.contentobject_id and
ezcontentobject.current_version = ezcontentobject_name.content_version and ".
eZContentLanguage::sqlFilter( 'ezcontentobject_name', 'ezcontentobject' );
}
$db =& eZDB::instance();
// All elements from $uniqueIDArray should be casted to (int)
$objectInSQL = $db->implodeWithTypeCast( ', ', $uniqueIDArray, 'int' );
$query = "SELECT ezcontentclass.serialized_name_list as class_serialized_name_list, ezcontentobject.* $versionNameTargets
FROM
ezcontentclass,
ezcontentobject
$versionNameTables
WHERE
ezcontentclass.id=ezcontentobject.contentclass_id AND
ezcontentobject.id IN ( $objectInSQL )
$versionNameJoins";
$resRowArray = $db->arrayQuery( $query );
$objectRetArray = array();
foreach ( $resRowArray as $resRow )
{
$objectID = $resRow['id'];
$resRow['class_name'] = eZContentClass::nameFromSerializedString( $resRow['class_serialized_name_list'] );
if ( $asObject )
{
$obj = new eZContentObject( $resRow );
$obj->ClassName = $resRow['class_name'];
$eZContentObjectContentObjectCache[$objectID] = $obj;
$objectRetArray[$objectID] = $obj;
}
else
{
$objectRetArray[$objectID] =& $resRow;
}
}
return $objectRetArray;
}
/*!
\return An array with content objects.
\param $asObject Whether to return objects or not
\param $conditions Optional conditions to limit the fetch, set to \c null to skip it.
\param $offset Where to start fetch from, set to \c false to skip it.
\param $limit Maximum number of objects to fetch, set \c false to skip it.
\sa fetchListCount
*/
function fetchList( $asObject = true, $conditions = null, $offset = false, $limit = false )
{
$limitation = null;
if ( $offset !== false or
$limit !== false )
$limitation = array( 'offset' => $offset,
'length' => $limit );
return eZPersistentObject::fetchObjectList( eZContentObject::definition(),
null,
$conditions, null, $limitation,
$asObject );
}
function fetchFilteredList( $conditions = null, $offset = false, $limit = false, $asObject = true )
{
$limits = null;
if ( $offset or $limit )
$limits = array( 'offset' => $offset,
'length' => $limit );
return eZPersistentObject::fetchObjectList( eZContentObject::definition(),
null,
$conditions, null, $limits,
$asObject );
}
/*!
\return The number of objects in the database. Optionally \a $conditions can be used to limit the list count.
\sa fetchList
*/
function fetchListCount( $conditions = null )
{
$rows = eZPersistentObject::fetchObjectList( eZContentObject::definition(),
array(),
$conditions,
false/* we don't want any sorting when counting. Sorting leads to error on postgresql 8.x */,
null,
false, false,
array( array( 'operation' => 'count( * )',
'name' => 'count' ) ) );
return $rows[0]['count'];
}
function fetchSameClassList( $contentClassID, $asObject = true, $offset = false, $limit = false )
{
$conditions = array( 'contentclass_id' => $contentClassID );
return eZContentObject::fetchFilteredList( $conditions, $offset, $limit, $asObject );
}
function fetchSameClassListCount( $contentClassID )
{
$result = eZPersistentObject::fetchObjectList( eZContentObject::definition(),
array(),
array( "contentclass_id" => $contentClassID ),
false, null,
false, false,
array( array( 'operation' => 'count( * )',
'name' => 'count' ) ) );
return $result[0]['count'];
}
/*!
Returns the current version of this document.
*/
function ¤tVersion( $asObject = true )
{
$currentVersion = eZContentObjectVersion::fetchVersion( $this->attribute( "current_version" ), $this->ID, $asObject );
return $currentVersion;
}
/*!
Returns the given object version. False is returned if the versions does not exist.
*/
function &version( $version, $asObject = true )
{
if ( $asObject )
{
global $eZContentObjectVersionCache;
if ( !isset( $eZContentObjectVersionCache ) ) // prevent PHP warning below
$eZContentObjectVersionCache = array();
if ( array_key_exists( $this->ID, $eZContentObjectVersionCache ) &&
array_key_exists( $version, $eZContentObjectVersionCache[$this->ID] ) )
{
return $eZContentObjectVersionCache[$this->ID][$version];