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Public Member Functions | Static Public Member Functions | Data Fields
ilObjMediaObject Class Reference
Services/MediaObjects

Class ilObjMediaObject. More...

+ Inheritance diagram for ilObjMediaObject:
+ Collaboration diagram for ilObjMediaObject:

Public Member Functions

 ilObjMediaObject ($a_id=0)
 Constructor public.
 setRefId ()
 getRefId ()
 get reference id public
 putInTree ()
 createReference ()
 creates reference for object
 setTitle ($a_title)
 set object title
 getTitle ()
 get object title public
 _exists ($a_id)
 checks wether a lm content object with specified id exists or not
 delete ()
 delete media object
 getDescription ()
 get description of media object
 setDescription ($a_description)
 set description of media object
 MDUpdateListener ($a_element)
 Meta data update listener.
 createMetaData ()
 create meta data entry
 updateMetaData ()
 update meta data entry
 deleteMetaData ()
 delete meta data entry
 addMediaItem (&$a_item)
 add media item to media object
& getMediaItems ()
 get all media items
& getMediaItem ($a_purpose)
 get item for media purpose
 removeMediaItem ($a_purpose)
 removeAllMediaItems ()
 remove all media items
 getMediaItemNr ($a_purpose)
 hasFullscreenItem ()
 hasPurposeItem ($purpose)
 returns wether object has media item with specific purpose
 read ()
 read media object data from db
 setId ($a_id)
 set id
 getId ()
 get object id public
 setAlias ($a_is_alias)
 set wether page object is an alias
 isAlias ()
 setOriginID ($a_id)
 getOriginID ()
 getImportId ()
 get import id
 setImportId ($a_id)
 set import id
 create ($a_upload=false, $a_save_media_items=true)
 create media object in db
 update ()
 update media object in db
 _getDirectory ($a_mob_id)
 get directory for files of media object (static)
 _getURL ($a_mob_id)
 get directory for files of media object (static)
 _getThumbnailDirectory ($a_mob_id, $a_mode="filesystem")
 get directory for files of media object (static)
 createDirectory ()
 create file directory of media object
 _createThumbnailDirectory ($a_obj_id)
 create thumbnail directory
 getXML ($a_mode=IL_MODE_FULL, $a_inst=0)
 get MediaObject XLM Tag
 handleAmps ($a_str)
 Replace "&" (if not an "&") with "&".
 exportXML (&$a_xml_writer, $a_inst=0)
 export XML
 exportFiles ($a_target_dir)
 export all media files of object to target directory note: target directory must be the export target directory, "/objects/il_<inst>_mob_<mob_id>/..." will be appended to this directory
 modifyExportIdentifier ($a_tag, $a_param, $a_value)
 setContainsIntLink ($a_contains_link)
 content parser set this flag to true, if the media object contains internal links (this method should only be called by the import parser)
 containsIntLink ()
 returns true, if mob was marked as containing an intern link (via setContainsIntLink) (this method should only be called by the import parser)
 _deleteAllUsages ($a_type, $a_id, $a_usage_hist_nr=0)
 static
 _getMobsOfObject ($a_type, $a_id, $a_usage_hist_nr=0)
 get mobs of object
 _saveUsage ($a_mob_id, $a_type, $a_id, $a_usage_hist_nr=0)
 Save usage of mob within another container (e.g.
 _removeUsage ($a_mob_id, $a_type, $a_id, $a_usage_hist_nr=0)
 Remove usage of mob in another container.
 getUsages ()
 get all usages of current media object
 lookupUsages ($a_id)
 Lookup usages of media object.
 getParentObjectIdForUsage ($a_usage, $a_include_all_access_obj_ids=false)
 Get's the repository object ID of a parent object, if possible.
 _resizeImage ($a_file, $a_width, $a_height)
 resize image and return new image file ("_width_height" string appended)
 getExt2MimeMap ()
 get file extension to mime type map
 getDataDirectory ()
& _saveTempFileAsMediaObject ($name, $tmp_name, $upload=TRUE)
 create new media object and update page in db and return new media object
 getLinkedMediaObjects ($a_ignore="")
 Get all media objects linked in map areas of this media object.
- Public Member Functions inherited from ilObject
 ilObject ($a_id=0, $a_reference=true)
 Constructor public.
 withReferences ()
 determines wehter objects are referenced or not (got ref ids or not)
 read ($a_force_db=false)
 read object data from db into object
 setRefId ($a_id)
 set reference id public
 getType ()
 get object type public
 setType ($a_type)
 set object type public
 getPresentationTitle ()
 get presentation title Normally same as title Overwritten for sessions
 getUntranslatedTitle ()
 get untranslated object title public
 getLongDescription ()
 get object long description (stored in object_description)
 _lookupObjIdByImportId ($a_import_id)
 getOwner ()
 get object owner
 getOwnerName ()
 _lookupOwnerName ($a_owner_id)
 lookup owner name for owner id
 setOwner ($a_owner)
 set object owner
 getCreateDate ()
 get create date public
 getLastUpdateDate ()
 get last update date public
 setObjDataRecord ($a_record)
 set object_data record (note: this method should only be called from the ilObjectFactory class)
 create ()
 create
 updateOwner ()
 update owner of object in db
 _getIdForImportId ($a_import_id)
 get current object id for import id (static)
 _getAllReferences ($a_id)
 get all reference ids of object
 _lookupTitle ($a_id)
 lookup object title
 _lookupDescription ($a_id)
 lookup object description
 _lookupLastUpdate ($a_id, $a_as_string=false)
 lookup last update
 _getLastUpdateOfObjects ($a_objs)
 Get last update for a set of media objects.
 _lookupObjId ($a_id)
 _setDeletedDate ($a_ref_id)
 only called in ilTree::saveSubTree
 _resetDeletedDate ($a_ref_id)
 only called in ilObjectGUI::insertSavedNodes
 _writeTitle ($a_obj_id, $a_title)
 write title to db (static)
 _writeDescription ($a_obj_id, $a_desc)
 write description to db (static)
 _writeImportId ($a_obj_id, $a_import_id)
 write import id to db (static)
 _lookupType ($a_id, $a_reference=false)
 lookup object type
 _isInTrash ($a_ref_id)
 checks wether object is in trash
 _hasUntrashedReference ($a_obj_id)
 checks wether an object has at least one reference that is not in trash
 _lookupObjectId ($a_ref_id)
 lookup object id
 _getObjectsDataForType ($a_type, $a_omit_trash=false)
 get all objects of a certain type
 putInTree ($a_parent_ref)
 maybe this method should be in tree object!?
 setPermissions ($a_parent_ref)
 set permissions of object
 countReferences ()
 count references of object
 initDefaultRoles ()
 init default roles settings Purpose of this function is to create a local role folder and local roles, that are needed depending on the object type If you want to setup default local roles you MUST overwrite this method in derived object classes (see ilObjForum for an example) public
 createRoleFolder ()
 creates a local role folder
 notify ($a_event, $a_ref_id, $a_parent_non_rbac_id, $a_node_id, $a_params=0)
 notifys an object about an event occured Based on the event passed, each object may decide how it reacts.
 setRegisterMode ($a_bool)
 isUserRegistered ($a_user_id=0)
 requireRegistration ()
 getXMLZip ()
 getHTMLDirectory ()
 cloneObject ($a_target_id, $a_copy_id=0)
 Clone object permissions, put in tree ...
 appendCopyInfo ($a_target_id, $a_copy_id)
 Prepend Copy info if object with same name exists in that container.
 cloneDependencies ($a_target_id, $a_copy_id)
 Clone object dependencies.
 cloneMetaData ($target_obj)
 Copy meta data.

Static Public Member Functions

static _lookupStandardItemPath ($a_mob_id, $a_url_encode=false, $a_web=true)
 Get path for standard item.
static _lookupItemPath ($a_mob_id, $a_url_encode=false, $a_web=true, $a_purpose="")
 Get path for item with specific purpose.
static getMimeType ($a_file)
 get mime type for file
- Static Public Member Functions inherited from ilObject
static _getIdsForTitle ($title, $type= '')
 _exists ($a_id, $a_reference=false)
 checks if an object exists in object_data
static _getObjectsByType ($a_obj_type="")
 Get objects by type.
static _prepareCloneSelection ($a_ref_ids, $new_type)
 Prepare copy wizard object selection.
static _getIcon ($a_obj_id="", $a_size="big", $a_type="", $a_offline=false)

Data Fields

 $is_alias
 $origin_id
 $id
 $media_items
 $contains_int_link
- Data Fields inherited from ilObject
 $ilias
 $lng
 $id
 $ref_id
 $type
 $title
 $untranslatedTitle
 $desc
 $long_desc
 $owner
 $create_date
 $last_update
 $import_id
 $register = false
 $referenced
 $objectList
 $max_title
 $max_desc
 $add_dots
 $obj_data_record
 object_data record

Detailed Description

Class ilObjMediaObject.

Todo: this class must be integrated with group/folder handling

ILIAS Media Object

Author
Alex Killing alex..nosp@m.kill.nosp@m.ing@g.nosp@m.mx.d.nosp@m.e
Version
Id:
class.ilObjMediaObject.php 23047 2010-02-22 16:44:32Z akill

Definition at line 46 of file class.ilObjMediaObject.php.

Member Function Documentation

ilObjMediaObject::_createThumbnailDirectory (   $a_obj_id)

create thumbnail directory

Definition at line 583 of file class.ilObjMediaObject.php.

References createDirectory(), and ilUtil\getWebspaceDir().

Referenced by ilMediaItem\getThumbnailTarget().

{
ilUtil::createDirectory(ilUtil::getWebspaceDir()."/thumbs");
ilUtil::createDirectory(ilUtil::getWebspaceDir()."/thumbs/mm_".$a_obj_id);
}

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ilObjMediaObject::_deleteAllUsages (   $a_type,
  $a_id,
  $a_usage_hist_nr = 0 
)

static

Definition at line 822 of file class.ilObjMediaObject.php.

Referenced by ilPageObject\saveMobUsage().

{
global $ilDB;
$q = "DELETE FROM mob_usage WHERE usage_type = ".
$ilDB->quote($a_type)." AND usage_id= ".$ilDB->quote($a_id).
" AND usage_hist_nr = ".$ilDB->quote($a_usage_hist_nr);
$ilDB->query($q);
}

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ilObjMediaObject::_exists (   $a_id)

checks wether a lm content object with specified id exists or not

Parameters
int$idid
Returns
boolean true, if lm content object exists

Definition at line 104 of file class.ilObjMediaObject.php.

References ilInternalLink\_extractObjIdOfTarget().

Referenced by ilRTE\_replaceMediaObjectImageSrc(), assQuestion\addQTIMaterial(), ilObjTest\addQTIMaterial(), assQuestion\delete(), ilObjTest\deleteTest(), ilQuestionpoolExport\exportXHTMLMediaObjects(), ilTestExport\exportXHTMLMediaObjects(), ilObjQuestionPool\exportXMLMediaObjects(), and ilObjTest\exportXMLMediaObjects().

{
global $ilDB;
include_once("./Services/COPage/classes/class.ilInternalLink.php");
if (is_int(strpos($a_id, "_")))
{
$a_id = ilInternalLink::_extractObjIdOfTarget($a_id);
}
return parent::_exists($a_id, false);
}

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ilObjMediaObject::_getDirectory (   $a_mob_id)

get directory for files of media object (static)

Parameters
int$a_mob_idmedia object id

Definition at line 510 of file class.ilObjMediaObject.php.

References ilUtil\getWebspaceDir().

Referenced by ilObjMediaCastAccess\_getDiskSpaceUsed(), ilObjMediaObjectGUI\_getMediaInfoHTML(), _saveTempFileAsMediaObject(), ilPCMediaObjectGUI\create(), createDirectory(), delete(), ilObjMediaCastGUI\determinePlaytimeObject(), ilObjMediaCastGUI\downloadItemObject(), ilPDNewsTableGUI\fillRow(), ilMediaItem\getDirectory(), ilObjMediaObjectGUI\getFullscreenSizeObject(), ilMediaItem\getOriginalSize(), ilObjMediaObjectGUI\getStandardSizeObject(), ilObjMediaObjectGUI\resizeImagesObject(), ilObjMediaObjectGUI\saveObject(), ilObjMediaObjectGUI\savePropertiesObject(), and ilObjMediaCastGUI\updateMediaItem().

{
return ilUtil::getWebspaceDir()."/mobs/mm_".$a_mob_id;
}

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ilObjMediaObject::_getMobsOfObject (   $a_type,
  $a_id,
  $a_usage_hist_nr = 0 
)

get mobs of object

Definition at line 835 of file class.ilObjMediaObject.php.

References $mobs, ilObject\_lookupType(), and DB_FETCHMODE_ASSOC.

Referenced by ilRTE\_cleanupMediaObjectUsage(), SurveyQuestion\addMaterialTag(), ilObjSurvey\addMaterialTag(), assQuestion\addQTIMaterial(), ilObjTest\addQTIMaterial(), SurveyQuestion\copyXHTMLMediaObjectsOfQuestion(), assQuestion\copyXHTMLMediaObjectsOfQuestion(), SurveyQuestion\delete(), assQuestion\delete(), ilObjSurvey\deleteSurveyRecord(), ilObjTest\deleteTest(), ilObjGlossary\exportHTMLGlossaryTerms(), ilObjContentObject\exportHTMLGlossaryTerms(), ilObjContentObject\exportHTMLPages(), ilSurveyExport\exportXHTMLMediaObjects(), ilQuestionpoolExport\exportXHTMLMediaObjects(), ilTestExport\exportXHTMLMediaObjects(), ilPageObject\getLastUpdateOfIncludedElements(), ilSoapUtils\getMobsOfObject(), assQuestion\syncXHTMLMediaObjectsOfQuestion(), and ilPageObject\update().

{
global $ilDB;
$q = "SELECT * FROM mob_usage WHERE ".
"usage_type = ".$ilDB->quote($a_type)." AND ".
"usage_id = ".$ilDB->quote($a_id)." AND ".
"usage_hist_nr = ".$ilDB->quote($a_usage_hist_nr);
$mobs = array();
$mob_set = $ilDB->query($q);
while($mob_rec = $mob_set->fetchRow(DB_FETCHMODE_ASSOC))
{
if (ilObject::_lookupType($mob_rec["id"]) == "mob")
{
$mobs[$mob_rec["id"]] = $mob_rec["id"];
}
}
return $mobs;
}

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ilObjMediaObject::_getThumbnailDirectory (   $a_mob_id,
  $a_mode = "filesystem" 
)

get directory for files of media object (static)

Parameters
int$a_mob_idmedia object id

Definition at line 530 of file class.ilObjMediaObject.php.

References ilUtil\getWebspaceDir().

Referenced by delete(), and ilMediaItem\getThumbnailDirectory().

{
return ilUtil::getWebspaceDir($a_mode)."/thumbs/mm_".$a_mob_id;
}

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ilObjMediaObject::_getURL (   $a_mob_id)

get directory for files of media object (static)

Parameters
int$a_mob_idmedia object id

Definition at line 520 of file class.ilObjMediaObject.php.

References ilUtil\getHtmlPath(), and ilUtil\getWebspaceDir().

Referenced by ilMediaCastTableGUI\fillRow(), and ilNewsForContextBlockGUI\showNews().

{
return ilUtil::getHtmlPath(ilUtil::getWebspaceDir()."/mobs/mm_".$a_mob_id);
}

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static ilObjMediaObject::_lookupItemPath (   $a_mob_id,
  $a_url_encode = false,
  $a_web = true,
  $a_purpose = "" 
)
static

Get path for item with specific purpose.

Parameters
int$a_mob_idmedia object id

Definition at line 551 of file class.ilObjMediaObject.php.

References $location, and ilMediaItem\_lookupLocationForMobId().

Referenced by _lookupStandardItemPath(), ilMediaCastTableGUI\fillRow(), and ilObjectFeedWriter\ilObjectFeedWriter().

{
if ($a_purpose == "")
{
$a_purpose = "Standard";
}
$location = ilMediaItem::_lookupLocationForMobId($a_mob_id, $a_purpose);
if (preg_match("/https?\:/i",$location))
return $location;
if ($a_url_encode)
$location = rawurlencode($location);
$path = ($a_web)
? ILIAS_HTTP_PATH
: ".";
return $path."/data/".CLIENT_ID."/mobs/mm_".$a_mob_id."/".$location;
}

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static ilObjMediaObject::_lookupStandardItemPath (   $a_mob_id,
  $a_url_encode = false,
  $a_web = true 
)
static

Get path for standard item.

Parameters
int$a_mob_idmedia object id

Definition at line 540 of file class.ilObjMediaObject.php.

References _lookupItemPath().

{
return ilObjMediaObject::_lookupItemPath($a_mob_id, $a_url_encode, $a_web, "Standard");
}

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ilObjMediaObject::_removeUsage (   $a_mob_id,
  $a_type,
  $a_id,
  $a_usage_hist_nr = 0 
)

Remove usage of mob in another container.

Definition at line 873 of file class.ilObjMediaObject.php.

Referenced by ilRTE\_cleanupMediaObjectUsage(), SurveyQuestion\delete(), assQuestion\delete(), ilObjSurvey\deleteSurveyRecord(), and ilObjTest\deleteTest().

{
global $ilDB;
$q = "DELETE FROM mob_usage WHERE ".
" id = ".$ilDB->quote($a_mob_id)." AND ".
" usage_type = ".$ilDB->quote($a_type)." AND ".
" usage_id = ".$ilDB->quote($a_id)." AND ".
" usage_hist_nr = ".$ilDB->quote($a_usage_hist_nr);
$ilDB->query($q);
}

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ilObjMediaObject::_resizeImage (   $a_file,
  $a_width,
  $a_height 
)

resize image and return new image file ("_width_height" string appended)

Parameters
string$a_filefull file name
int$a_widthwidth
int$a_heightheight

Definition at line 1063 of file class.ilObjMediaObject.php.

References $location, and ilUtil\resizeImage().

Referenced by ilPCMediaObjectGUI\create(), ilObjMediaObjectGUI\resizeImagesObject(), and ilObjMediaObjectGUI\saveObject().

{
$file_path = pathinfo($a_file);
$location = substr($file_path["basename"],0,strlen($file_path["basename"]) -
strlen($file_path["extension"]) - 1)."_".
$a_width."_".
$a_height.".".$file_path["extension"];
$target_file = $file_path["dirname"]."/".
$location;
ilUtil::resizeImage($a_file, $target_file,
(int) $a_width, (int) $a_height);
return $location;
}

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& ilObjMediaObject::_saveTempFileAsMediaObject (   $name,
  $tmp_name,
  $upload = TRUE 
)

create new media object and update page in db and return new media object

Definition at line 1303 of file class.ilObjMediaObject.php.

References $file, $location, $size, _getDirectory(), ilUtil\deducibleSize(), getMimeType(), ilObjMediaObject(), ilUtil\moveUploadedFile(), and ilUtil\renameExecutables().

Referenced by assFlashQuestionImport\fromXML(), assClozeTestImport\fromXML(), assTextSubsetImport\fromXML(), assMultipleChoiceImport\fromXML(), assSingleChoiceImport\fromXML(), assOrderingQuestionImport\fromXML(), assNumericImport\fromXML(), assImagemapQuestionImport\fromXML(), assMatchingQuestionImport\fromXML(), assTextQuestionImport\fromXML(), assJavaAppletImport\fromXML(), ilObjTest\fromXML(), ilObjSurvey\importObject(), and ilSoapUtils\saveTempFileAsMediaObject().

{
// create dummy object in db (we need an id)
$media_object = new ilObjMediaObject();
$media_object->setTitle($name);
$media_object->setDescription("");
$media_object->create();
// determine and create mob directory, move uploaded file to directory
$media_object->createDirectory();
$mob_dir = ilObjMediaObject::_getDirectory($media_object->getId());
$media_item =& new ilMediaItem();
$media_object->addMediaItem($media_item);
$media_item->setPurpose("Standard");
$file = $mob_dir."/".$name;
if ($upload)
{
ilUtil::moveUploadedFile($tmp_name,$name, $file);
}
else
{
copy($tmp_name, $file);
}
// get mime type
$format = ilObjMediaObject::getMimeType($file);
$location = $name;
// set real meta and object data
$media_item->setFormat($format);
$media_item->setLocation($location);
$media_item->setLocationType("LocalFile");
$media_object->setTitle($name);
$media_object->setDescription($format);
if (ilUtil::deducibleSize($format))
{
$size = getimagesize($file);
$media_item->setWidth($size[0]);
$media_item->setHeight($size[1]);
}
$media_item->setHAlign("Left");
ilUtil::renameExecutables($mob_dir);
$media_object->update();
return $media_object;
}

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ilObjMediaObject::_saveUsage (   $a_mob_id,
  $a_type,
  $a_id,
  $a_usage_hist_nr = 0 
)

Save usage of mob within another container (e.g.

page)

Definition at line 859 of file class.ilObjMediaObject.php.

Referenced by ilRTE\_cleanupMediaObjectUsage(), SurveyQuestion\copyXHTMLMediaObjectsOfQuestion(), assQuestion\copyXHTMLMediaObjectsOfQuestion(), assFlashQuestionImport\fromXML(), assTextQuestionImport\fromXML(), assSingleChoiceImport\fromXML(), assJavaAppletImport\fromXML(), assNumericImport\fromXML(), assMatchingQuestionImport\fromXML(), assMultipleChoiceImport\fromXML(), assTextSubsetImport\fromXML(), assImagemapQuestionImport\fromXML(), assOrderingQuestionImport\fromXML(), ilObjTest\fromXML(), ilObjSurvey\importObject(), ilPageObject\saveMobUsage(), and assQuestion\syncXHTMLMediaObjectsOfQuestion().

{
global $ilDB;
$q = "REPLACE INTO mob_usage (id, usage_type, usage_id, usage_hist_nr) VALUES".
" (".$ilDB->quote($a_mob_id).",".
$ilDB->quote($a_type).",".$ilDB->quote($a_id).",".
$ilDB->quote($a_usage_hist_nr).")";
$ilDB->query($q);
}

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ilObjMediaObject::addMediaItem ( &  $a_item)

add media item to media object

Parameters
object$a_itemmedia item object

Definition at line 273 of file class.ilObjMediaObject.php.

{
$this->media_items[] =& $a_item;
}
ilObjMediaObject::containsIntLink ( )

returns true, if mob was marked as containing an intern link (via setContainsIntLink) (this method should only be called by the import parser)

Definition at line 814 of file class.ilObjMediaObject.php.

References $contains_int_link.

{
return $this->contains_int_link;
}
ilObjMediaObject::create (   $a_upload = false,
  $a_save_media_items = true 
)

create media object in db

Definition at line 451 of file class.ilObjMediaObject.php.

References $media_items, ilObject\create(), createMetaData(), getId(), and getMediaItems().

{
parent::create();
if (!$a_upload)
{
$this->createMetaData();
}
if ($a_save_media_items)
{
$media_items =& $this->getMediaItems();
for($i=0; $i<count($media_items); $i++)
{
$item =& $media_items[$i];
$item->setMobId($this->getId());
$item->setNr($i+1);
$item->create();
}
}
}

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ilObjMediaObject::createDirectory ( )

create file directory of media object

Definition at line 575 of file class.ilObjMediaObject.php.

References _getDirectory(), and getId().

Referenced by _createThumbnailDirectory().

{
ilUtil::createDirectory(ilObjMediaObject::_getDirectory($this->getId()));
}

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ilObjMediaObject::createMetaData ( )

create meta data entry

Reimplemented from ilObject.

Definition at line 213 of file class.ilObjMediaObject.php.

References getDescription(), getId(), getTitle(), and ilObject\getType().

Referenced by create().

{
include_once 'Services/MetaData/classes/class.ilMDCreator.php';
global $ilUser;
$md_creator = new ilMDCreator(0, $this->getId(), $this->getType());
$md_creator->setTitle($this->getTitle());
$md_creator->setTitleLanguage($ilUser->getPref('language'));
$md_creator->setDescription($this->getDescription());
$md_creator->setDescriptionLanguage($ilUser->getPref('language'));
$md_creator->setKeywordLanguage($ilUser->getPref('language'));
$md_creator->setLanguage($ilUser->getPref('language'));
$md_creator->create();
return true;
}

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ilObjMediaObject::createReference ( )

creates reference for object

public

Returns
integer reference_id of object

Reimplemented from ilObject.

Definition at line 82 of file class.ilObjMediaObject.php.

{
$this->ilias->raiseError("Operation ilObjMedia::createReference() not allowed.",$this->ilias->error_obj->FATAL);
}
ilObjMediaObject::delete ( )

delete media object

Reimplemented from ilObject.

Definition at line 120 of file class.ilObjMediaObject.php.

References _getDirectory(), _getThumbnailDirectory(), ilUtil\delDir(), ilMediaItem\deleteAllItemsOfMob(), deleteMetaData(), getId(), and getUsages().

{
if (!($this->getId() > 0))
{
return;
}
$usages = $this->getUsages();
if (count($usages) == 0)
{
// remove directory
ilUtil::delDir(ilObjMediaObject::_getDirectory($this->getId()));
// remove thumbnail directory
ilUtil::delDir(ilObjMediaObject::_getThumbnailDirectory($this->getId()));
// delete meta data of mob
$this->deleteMetaData();
// delete media items
ilMediaItem::deleteAllItemsOfMob($this->getId());
// delete object
parent::delete();
}
}

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ilObjMediaObject::deleteMetaData ( )

delete meta data entry

Reimplemented from ilObject.

Definition at line 259 of file class.ilObjMediaObject.php.

References getId(), and ilObject\getType().

Referenced by delete().

{
// Delete meta data
include_once('Services/MetaData/classes/class.ilMD.php');
$md = new ilMD(0, $this->getId(), $this->getType());
$md->deleteAll();
}

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ilObjMediaObject::exportFiles (   $a_target_dir)

export all media files of object to target directory note: target directory must be the export target directory, "/objects/il_<inst>_mob_<mob_id>/..." will be appended to this directory

Parameters
string$a_target_dirtarget directory

Definition at line 773 of file class.ilObjMediaObject.php.

References getId(), ilUtil\getWebspaceDir(), ilUtil\makeDir(), and ilUtil\rCopy().

{
$subdir = "il_".IL_INST_ID."_mob_".$this->getId();
ilUtil::makeDir($a_target_dir."/objects/".$subdir);
$mobdir = ilUtil::getWebspaceDir()."/mobs/mm_".$this->getId();
ilUtil::rCopy($mobdir, $a_target_dir."/objects/".$subdir);
//echo "from:$mobdir:to:".$a_target_dir."/objects/".$subdir.":<br>";
}

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ilObjMediaObject::exportXML ( &  $a_xml_writer,
  $a_inst = 0 
)

export XML

Definition at line 760 of file class.ilObjMediaObject.php.

References getXML(), and IL_MODE_FULL.

{
$a_xml_writer->appendXML($this->getXML(IL_MODE_FULL, $a_inst));
}

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ilObjMediaObject::getDataDirectory ( )

Definition at line 1295 of file class.ilObjMediaObject.php.

References ilUtil\getWebspaceDir().

{
return ilUtil::getWebspaceDir()."/mobs/mm_".$this->object->getId();
}

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ilObjMediaObject::getDescription ( )

get description of media object

Returns
string description

Reimplemented from ilObject.

Definition at line 153 of file class.ilObjMediaObject.php.

Referenced by createMetaData(), and updateMetaData().

{
return parent::getDescription();
}

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ilObjMediaObject::getExt2MimeMap ( )

get file extension to mime type map

Definition at line 1124 of file class.ilObjMediaObject.php.

{
$types_map = array (
'.a' => 'application/octet-stream',
'.ai' => 'application/postscript',
'.aif' => 'audio/x-aiff',
'.aifc' => 'audio/x-aiff',
'.aiff' => 'audio/x-aiff',
'.asd' => 'application/astound',
'.asf' => 'video/x-ms-asf',
'.asn' => 'application/astound',
'.asx' => 'video/x-ms-asf',
'.au' => 'audio/basic',
'.avi' => 'video/x-msvideo',
'.bat' => 'text/plain',
'.bcpio' => 'application/x-bcpio',
'.bin' => 'application/octet-stream',
'.bmp' => 'image/x-ms-bmp',
'.c' => 'text/plain',
'.cdf' => 'application/x-cdf',
'.class' => 'application/x-java-applet',
'.com' => 'application/octet-stream',
'.cpio' => 'application/x-cpio',
'.csh' => 'application/x-csh',
'.css' => 'text/css',
'.csv' => 'text/comma-separated-values',
'.dcr' => 'application/x-director',
'.dir' => 'application/x-director',
'.dll' => 'application/octet-stream',
'.doc' => 'application/msword',
'.dot' => 'application/msword',
'.dvi' => 'application/x-dvi',
'.dwg' => 'application/acad',
'.dxf' => 'application/dxf',
'.dxr' => 'application/x-director',
'.eml' => 'message/rfc822',
'.eps' => 'application/postscript',
'.etx' => 'text/x-setext',
'.exe' => 'application/octet-stream',
'.flv' => 'video/x-flv',
'.gif' => 'image/gif',
'.gtar' => 'application/x-gtar',
'.gz' => 'application/gzip',
'.h' => 'text/plain',
'.hdf' => 'application/x-hdf',
'.htm' => 'text/html',
'.html' => 'text/html',
'.ief' => 'image/ief',
'.iff' => 'image/iff',
'.jar' => 'application/x-java-applet',
'.jpe' => 'image/jpeg',
'.jpeg' => 'image/jpeg',
'.jpg' => 'image/jpeg',
'.js' => 'application/x-javascript',
'.ksh' => 'text/plain',
'.latex' => 'application/x-latex',
'.m1v' => 'video/mpeg',
'.man' => 'application/x-troff-man',
'.me' => 'application/x-troff-me',
'.mht' => 'message/rfc822',
'.mhtml' => 'message/rfc822',
'.mid' => 'audio/x-midi',
'.midi' => 'audio/x-midi',
'.mif' => 'application/x-mif',
'.mov' => 'video/quicktime',
'.movie' => 'video/x-sgi-movie',
'.mp2' => 'audio/mpeg',
'.mp3' => 'audio/mpeg',
'.mpa' => 'video/mpeg',
'.mpe' => 'video/mpeg',
'.mpeg' => 'video/mpeg',
'.mpg' => 'video/mpeg',
'.mp4' => 'video/mp4',
'.mv4' => 'video/mp4',
'.ms' => 'application/x-troff-ms',
'.nc' => 'application/x-netcdf',
'.nws' => 'message/rfc822',
'.o' => 'application/octet-stream',
'.ogg' => 'application/ogg',
'.obj' => 'application/octet-stream',
'.oda' => 'application/oda',
'.p12' => 'application/x-pkcs12',
'.p7c' => 'application/pkcs7-mime',
'.pbm' => 'image/x-portable-bitmap',
'.pdf' => 'application/pdf',
'.pfx' => 'application/x-pkcs12',
'.pgm' => 'image/x-portable-graymap',
'.php' => 'application/x-httpd-php',
'.phtml' => 'application/x-httpd-php',
'.pl' => 'text/plain',
'.png' => 'image/png',
'.pnm' => 'image/x-portable-anymap',
'.pot' => 'application/vnd.ms-powerpoint',
'.ppa' => 'application/vnd.ms-powerpoint',
'.ppm' => 'image/x-portable-pixmap',
'.pps' => 'application/vnd.ms-powerpoint',
'.ppt' => 'application/vnd.ms-powerpoint',
'.ps' => 'application/postscript',
'.psd' => 'image/psd',
'.pwz' => 'application/vnd.ms-powerpoint',
'.py' => 'text/x-python',
'.pyc' => 'application/x-python-code',
'.pyo' => 'application/x-python-code',
'.qt' => 'video/quicktime',
'.ra' => 'audio/x-pn-realaudio',
'.ram' => 'application/x-pn-realaudio',
'.ras' => 'image/x-cmu-raster',
'.rdf' => 'application/xml',
'.rgb' => 'image/x-rgb',
'.roff' => 'application/x-troff',
'.rpm' => 'audio/x-pn-realaudio-plugin',
'.rtf' => 'application/rtf',
'.rtx' => 'text/richtext',
'.sgm' => 'text/x-sgml',
'.sgml' => 'text/x-sgml',
'.sh' => 'application/x-sh',
'.shar' => 'application/x-shar',
'.sit' => 'application/x-stuffit',
'.snd' => 'audio/basic',
'.so' => 'application/octet-stream',
'.spc' => 'text/x-speech',
'.src' => 'application/x-wais-source',
'.sv4cpio'=> 'application/x-sv4cpio',
'.sv4crc' => 'application/x-sv4crc',
'.svg' => 'image/svg+xml',
'.swf' => 'application/x-shockwave-flash',
'.t' => 'application/x-troff',
'.tar' => 'application/x-tar',
'.talk' => 'text/x-speech',
'.tbk' => 'application/toolbook',
'.tcl' => 'application/x-tcl',
'.tex' => 'application/x-tex',
'.texi' => 'application/x-texinfo',
'.texinfo'=> 'application/x-texinfo',
'.tif' => 'image/tiff',
'.tiff' => 'image/tiff',
'.tr' => 'application/x-troff',
'.tsv' => 'text/tab-separated-values',
'.tsp' => 'application/dsptype',
'.txt' => 'text/plain',
'.ustar' => 'application',
'.vcf' => 'text/x-vcard',
'.vox' => 'audio/voxware',
'.wav' => 'audio/x-wav',
'.wax' => 'audio/x-ms-wax',
'.wiz' => 'application/msword',
'.wm' => 'video/x-ms-wm',
'.wma' => 'audio/x-ms-wma',
'.wmd' => 'video/x-ms-wmd',
'.wml' => 'text/vnd.wap.wml',
'.wmlc' => 'application/vnd.wap.wmlc',
'.wmls' => 'text/vnd.wap.wmlscript',
'.wmlsc' => 'application/vnd.wap.wmlscriptc',
'.wmv' => 'video/x-ms-wmv',
'.wmx' => 'video/x-ms-wmx',
'.wmz' => 'video/x-ms-wmz',
'.wvx' => 'video/x-ms-wvx',
'.wrl' => 'x-world/x-vrml',
'.xbm' => 'image/x-xbitmap',
'.xla' => 'application/msexcel',
'.xlb' => 'application/vnd.ms-excel',
'.xls' => 'application/msexcel',
'.xml' => 'text/xml',
'.xpm' => 'image/x-xpixmap',
'.xsl' => 'application/xml',
'.xwd' => 'image/x-xwindowdump',
'.zip' => 'application/zip');
return $types_map;
}
ilObjMediaObject::getId ( )

get object id public

Returns
integer object id

Reimplemented from ilObject.

Definition at line 400 of file class.ilObjMediaObject.php.

References $id.

Referenced by create(), createDirectory(), createMetaData(), delete(), deleteMetaData(), exportFiles(), getUsages(), getXML(), MDUpdateListener(), removeMediaItem(), update(), and updateMetaData().

{
return $this->id;
}

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ilObjMediaObject::getImportId ( )

get import id

Reimplemented from ilObject.

Definition at line 438 of file class.ilObjMediaObject.php.

References ilObject\$import_id.

{
return $this->import_id;
}
ilObjMediaObject::getLinkedMediaObjects (   $a_ignore = "")

Get all media objects linked in map areas of this media object.

Definition at line 1355 of file class.ilObjMediaObject.php.

References ilObject\_exists(), ilInternalLink\_extractObjIdOfTarget(), ilMapArea\_getIntLinks(), and getMediaItems().

{
$linked = array();
if (!is_array($a_ignore))
{
$a_ignore = array();
}
// get linked media objects (map areas)
$med_items = $this->getMediaItems();
foreach($med_items as $med_item)
{
$int_links = ilMapArea::_getIntLinks($med_item->getId());
foreach ($int_links as $k => $int_link)
{
if ($int_link["Type"] == "MediaObject")
{
include_once("./Services/COPage/classes/class.ilInternalLink.php");
$l_id = ilInternalLink::_extractObjIdOfTarget($int_link["Target"]);
if (ilObject::_exists($l_id))
{
if (!in_array($l_id, $linked) &&
!in_array($l_id, $a_ignore))
{
$linked[] = $l_id;
}
}
}
}
}
//var_dump($linked);
return $linked;
}

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& ilObjMediaObject::getMediaItem (   $a_purpose)

get item for media purpose

Parameters
string$a_purpose
Returns
ilMediaItem

Definition at line 295 of file class.ilObjMediaObject.php.

Referenced by ilObjMediaCastGUI\getMediaItem(), and hasPurposeItem().

{
foreach ($this->media_items as $media_item)
{
if($media_item->getPurpose() == $a_purpose)
{
return $media_item;
}
}
return false;
}

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ilObjMediaObject::getMediaItemNr (   $a_purpose)

Definition at line 342 of file class.ilObjMediaObject.php.

{
for($i=0; $i<count($this->media_items); $i++)
{
if($this->media_items[$i]->getPurpose() == $a_purpose)
{
return $i + 1;
}
}
return false;
}
& ilObjMediaObject::getMediaItems ( )

get all media items

Returns
array array of media item objects

Definition at line 284 of file class.ilObjMediaObject.php.

References $media_items.

Referenced by create(), getLinkedMediaObjects(), ilObjMediaCastGUI\getMediaItems(), getXML(), and update().

{
return $this->media_items;
}

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static ilObjMediaObject::getMimeType (   $a_file)
static

get mime type for file

Parameters
string$a_filefile name
Returns
string mime type static

Definition at line 1085 of file class.ilObjMediaObject.php.

Referenced by _saveTempFileAsMediaObject(), ilObjMediaObjectGUI\assignFullscreenObject(), ilObjMediaObjectGUI\assignStandardObject(), ilPCMediaObjectGUI\create(), ilFileUtils\createFile(), ilFileDataExercise\deliverFile(), ilPublicUserProfileGUI\deliverVCard(), ilMediaPlayerGUI\getMp3PlayerHtml(), ilWebAccessChecker\ilWebAccessChecker(), ilObjMediaObjectGUI\saveObject(), ilObjMediaObjectGUI\savePropertiesObject(), assOrderingQuestion\setImageFile(), assSingleChoice\setImageFile(), assMultipleChoice\setImageFile(), assMatchingQuestion\setImageFile(), and ilObjMediaCastGUI\updateMediaItem().

{
include_once("./Services/Utilities/classes/class.ilMimeTypeUtil.php");
$mime = ilMimeTypeUtil::getMimeType($a_file);
return $mime;
/*
// check if mimetype detection enabled in php.ini
$set = ini_get("mime_magic.magicfile");
// get mimetype
if ($set <> "")
{
$mime = @mime_content_type($a_file);
}
// some php installations return always
// text/plain, so we make our own detection in this case, too
if (empty($mime) || $mime == "text/plain")
{
$path = pathinfo($a_file);
$ext = ".".strtolower($path["extension"]);
$types_map = ilObjMediaObject::getExt2MimeMap();
$mime = $types_map[$ext];
}
// set default if mimetype detection failed or not possible (e.g. remote file)
if (empty($mime))
{
$mime = "application/octet-stream";
}
return $mime;
*/
}

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ilObjMediaObject::getOriginID ( )

Definition at line 423 of file class.ilObjMediaObject.php.

References $origin_id.

{
return $this->origin_id;
}
ilObjMediaObject::getParentObjectIdForUsage (   $a_usage,
  $a_include_all_access_obj_ids = false 
)

Get's the repository object ID of a parent object, if possible.

Definition at line 959 of file class.ilObjMediaObject.php.

References $id, ilObject\$type, assQuestion\_getQuestionInfo(), ilGlossaryTerm\_lookGlossaryID(), ilNewsItem\_lookupContextObjId(), ilLMObject\_lookupContObjID(), ilGlossaryDefinition\_lookupTermId(), and ilObjTest\_lookupTestObjIdForQuestionId().

Referenced by ilWebAccessChecker\checkAccess().

{
if(is_int(strpos($a_usage["type"], ":")))
{
$us_arr = explode(":", $a_usage["type"]);
$type = $us_arr[1];
$cont_type = $us_arr[0];
}
else
{
$type = $a_usage["type"];
}
$id = $a_usage["id"];
$obj_id = false;
switch($type)
{
case "html": // "old" category pages
if ($cont_type == "cat")
{
$obj_id = $id;
}
// Test InfoScreen Text
if ($cont_type == "tst")
{
$obj_id = $id;
//var_dump($qinfo);
}
// Question Pool *Question* Text
if ($cont_type == "qpl")
{
include_once("./Modules/TestQuestionPool/classes/class.assQuestion.php");
$qinfo = assQuestion::_getQuestionInfo($id);
if ($qinfo["original_id"] > 0)
{
include_once("./Modules/Test/classes/class.ilObjTest.php");
$obj_id = ilObjTest::_lookupTestObjIdForQuestionId($id); // usage in test
}
else
{
$obj_id = $qinfo["obj_fi"]; // usage in pool
}
}
break;
case "pg":
// Question Pool Question Pages
if ($cont_type == "qpl")
{
include_once("./Modules/TestQuestionPool/classes/class.assQuestion.php");
$qinfo = assQuestion::_getQuestionInfo($id);
if ($qinfo["original_id"] > 0)
{
include_once("./Modules/Test/classes/class.ilObjTest.php");
$obj_id = ilObjTest::_lookupTestObjIdForQuestionId($id); // usage in test
}
else
{
$obj_id = $qinfo["obj_fi"]; // usage in pool
}
}
// learning modules
if ($cont_type == "lm" || $cont_type == "dbk")
{
include_once("./Modules/LearningModule/classes/class.ilLMObject.php");
$obj_id = ilLMObject::_lookupContObjID($id);
}
// glossary definition
if ($cont_type == "gdf")
{
include_once("./Modules/Glossary/classes/class.ilGlossaryDefinition.php");
include_once("./Modules/Glossary/classes/class.ilGlossaryTerm.php");
$term_id = ilGlossaryDefinition::_lookupTermId($id);
$obj_id = ilGlossaryTerm::_lookGlossaryID($term_id);
}
break;
// Media Pool
case "mep":
$obj_id = $id;
break;
// News Context Object (e.g. MediaCast)
case "news":
include_once("./Services/News/classes/class.ilNewsItem.php");
$obj_id = ilNewsItem::_lookupContextObjId($id);
break;
}
return $obj_id;
}

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ilObjMediaObject::getRefId ( )

get reference id public

Returns
integer reference id

Reimplemented from ilObject.

Definition at line 72 of file class.ilObjMediaObject.php.

{
$this->ilias->raiseError("Operation ilObjMedia::getRefId() not allowed.",$this->ilias->error_obj->FATAL);
}
ilObjMediaObject::getTitle ( )

get object title public

Returns
string object title

Reimplemented from ilObject.

Definition at line 92 of file class.ilObjMediaObject.php.

Referenced by createMetaData(), and updateMetaData().

{
return parent::getTitle();
}

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ilObjMediaObject::getUsages ( )

get all usages of current media object

Definition at line 888 of file class.ilObjMediaObject.php.

References getId(), and lookupUsages().

Referenced by delete().

{
return $this->lookupUsages($this->getId());
}

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ilObjMediaObject::getXML (   $a_mode = IL_MODE_FULL,
  $a_inst = 0 
)

get MediaObject XLM Tag

Parameters
int$a_modeIL_MODE_ALIAS | IL_MODE_OUTPUT | IL_MODE_FULL

Definition at line 593 of file class.ilObjMediaObject.php.

References $media_items, getId(), getMediaItems(), ilObject\getType(), handleAmps(), IL_MODE_ALIAS, IL_MODE_FULL, and IL_MODE_OUTPUT.

Referenced by exportXML().

{
// TODO: full implementation of all parameters
//echo "-".$a_mode."-";
switch ($a_mode)
{
case IL_MODE_ALIAS:
$xml = "<MediaObject>";
$xml .= "<MediaAlias OriginId=\"il__mob_".$this->getId()."\"/>";
$media_items =& $this->getMediaItems();
for($i=0; $i<count($media_items); $i++)
{
$item =& $media_items[$i];
$xml .= "<MediaAliasItem Purpose=\"".$item->getPurpose()."\">";
// Layout
$width = ($item->getWidth() != "")
? "Width=\"".$item->getWidth()."\""
: "";
$height = ($item->getHeight() != "")
? "Height=\"".$item->getHeight()."\""
: "";
$halign = ($item->getHAlign() != "")
? "HorizontalAlign=\"".$item->getHAlign()."\""
: "";
$xml .= "<Layout $width $height $halign />";
// Caption
if ($item->getCaption() != "")
{
$xml .= "<Caption Align=\"bottom\">".
str_replace("&", "&amp;", $item->getCaption())."</Caption>";
}
// Parameter
$parameters = $item->getParameters();
foreach ($parameters as $name => $value)
{
$xml .= "<Parameter Name=\"$name\" Value=\"$value\"/>";
}
$xml .= "</MediaAliasItem>";
}
break;
// for output we need technical sections of meta data
case IL_MODE_OUTPUT:
// get first technical section
// $meta =& $this->getMetaData();
$xml = "<MediaObject Id=\"il__mob_".$this->getId()."\">";
$media_items =& $this->getMediaItems();
for($i=0; $i<count($media_items); $i++)
{
$item =& $media_items[$i];
$xml .= "<MediaItem Purpose=\"".$item->getPurpose()."\">";
// Location
$xml.= "<Location Type=\"".$item->getLocationType()."\">".
$this->handleAmps($item->getLocation())."</Location>";
// Format
$xml.= "<Format>".$item->getFormat()."</Format>";
// Layout
$width = ($item->getWidth() != "")
? "Width=\"".$item->getWidth()."\""
: "";
$height = ($item->getHeight() != "")
? "Height=\"".$item->getHeight()."\""
: "";
$halign = ($item->getHAlign() != "")
? "HorizontalAlign=\"".$item->getHAlign()."\""
: "";
$xml .= "<Layout $width $height $halign />";
// Caption
if ($item->getCaption() != "")
{
$xml .= "<Caption Align=\"bottom\">".
str_replace("&", "&amp;", $item->getCaption())."</Caption>";
}
// Parameter
$parameters = $item->getParameters();
foreach ($parameters as $name => $value)
{
$xml .= "<Parameter Name=\"$name\" Value=\"$value\"/>";
}
$xml .= $item->getMapAreasXML();
$xml .= "</MediaItem>";
}
break;
// full xml for export
case IL_MODE_FULL:
// $meta =& $this->getMetaData();
$xml = "<MediaObject>";
// meta data
include_once("Services/MetaData/classes/class.ilMD2XML.php");
$md2xml = new ilMD2XML(0, $this->getId(), $this->getType());
$md2xml->setExportMode(true);
$md2xml->startExport();
$xml.= $md2xml->getXML();
$media_items =& $this->getMediaItems();
for($i=0; $i<count($media_items); $i++)
{
$item =& $media_items[$i];
$xml .= "<MediaItem Purpose=\"".$item->getPurpose()."\">";
// Location
$xml.= "<Location Type=\"".$item->getLocationType()."\">".
$this->handleAmps($item->getLocation())."</Location>";
// Format
$xml.= "<Format>".$item->getFormat()."</Format>";
// Layout
$width = ($item->getWidth() != "")
? "Width=\"".$item->getWidth()."\""
: "";
$height = ($item->getHeight() != "")
? "Height=\"".$item->getHeight()."\""
: "";
$halign = ($item->getHAlign() != "")
? "HorizontalAlign=\"".$item->getHAlign()."\""
: "";
$xml .= "<Layout $width $height $halign />";
// Caption
if ($item->getCaption() != "")
{
$xml .= "<Caption Align=\"bottom\">".
str_replace("&", "&amp;", $item->getCaption())."</Caption>";
}
// Parameter
$parameters = $item->getParameters();
foreach ($parameters as $name => $value)
{
$xml .= "<Parameter Name=\"$name\" Value=\"$value\"/>";
}
$xml .= $item->getMapAreasXML(true, $a_inst);
$xml .= "</MediaItem>";
}
break;
}
$xml .= "</MediaObject>";
return $xml;
}

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ilObjMediaObject::handleAmps (   $a_str)

Replace "&" (if not an "&amp;") with "&amp;".

Definition at line 750 of file class.ilObjMediaObject.php.

Referenced by getXML().

{
$a_str = str_replace("&amp;", "&", $a_str);
$a_str = str_replace("&", "&amp;", $a_str);
return $a_str;
}

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ilObjMediaObject::hasFullscreenItem ( )

Definition at line 355 of file class.ilObjMediaObject.php.

References hasPurposeItem().

{
return $this->hasPurposeItem("Fullscreen");
}

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ilObjMediaObject::hasPurposeItem (   $purpose)

returns wether object has media item with specific purpose

Parameters
string$purpose
Returns
boolean

Definition at line 366 of file class.ilObjMediaObject.php.

References getMediaItem().

Referenced by hasFullscreenItem().

{
if(is_object($this->getMediaItem($purpose)))
{
return true;
}
else
{
return false;
}
}

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ilObjMediaObject::ilObjMediaObject (   $a_id = 0)

Constructor public.

Definition at line 58 of file class.ilObjMediaObject.php.

References ilObject\ilObject().

Referenced by _saveTempFileAsMediaObject().

{
$this->is_alias = false;
$this->media_items = array();
$this->contains_int_link = false;
$this->type = "mob";
parent::ilObject($a_id, false);
}

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ilObjMediaObject::isAlias ( )

Definition at line 413 of file class.ilObjMediaObject.php.

References $is_alias.

{
return $this->is_alias;
}
ilObjMediaObject::lookupUsages (   $a_id)

Lookup usages of media object.

Todo:
: This should be all in one context -> mob id table

Definition at line 898 of file class.ilObjMediaObject.php.

References $ret, $user, ilObjUser\_getUsersForClipboadObject(), ilNewsItem\_lookupMediaObjectUsages(), and DB_FETCHMODE_ASSOC.

Referenced by ilWebAccessChecker\checkAccess(), getUsages(), and ilLMObject\updateInternalLinks().

{
global $ilDB;
// get usages in learning modules
$q = "SELECT * FROM mob_usage WHERE id = ".
$ilDB->quote($a_id);
$us_set = $ilDB->query($q);
$ret = array();
while($us_rec = $us_set->fetchRow(DB_FETCHMODE_ASSOC))
{
$ret[] = array("type" => $us_rec["usage_type"],
"id" => $us_rec["usage_id"],
"hist_nr" => $us_rec["usage_hist_nr"]);
}
// get usages in media pools
$q = "SELECT DISTINCT mep_id FROM mep_tree WHERE child = ".
$ilDB->quote($a_id);
$us_set = $ilDB->query($q);
while($us_rec = $us_set->fetchRow(DB_FETCHMODE_ASSOC))
{
$ret[] = array("type" => "mep",
"id" => $us_rec["mep_id"]);
}
// get usages in news items (media casts)
include_once("./Services/News/classes/class.ilNewsItem.php");
$news_usages = ilNewsItem::_lookupMediaObjectUsages($a_id);
foreach($news_usages as $nu)
{
$ret[] = $nu;
}
// get usages in map areas
$q = "SELECT DISTINCT mob_id FROM media_item as it, map_area as area ".
" WHERE area.item_id = it.id ".
" AND area.link_type='int' ".
" AND area.target = ".$ilDB->quote("il__mob_".$a_id);
$us_set = $ilDB->query($q);
while($us_rec = $us_set->fetchRow(DB_FETCHMODE_ASSOC))
{
$ret[] = array("type" => "map",
"id" => $us_rec["mob_id"]);
}
// get usages in personal clipboards
$users = ilObjUser::_getUsersForClipboadObject("mob", $a_id);
foreach ($users as $user)
{
$ret[] = array("type" => "clip",
"id" => $user);
}
return $ret;
}

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ilObjMediaObject::MDUpdateListener (   $a_element)

Meta data update listener.

Important note: Do never call create() or update() method of ilObject here. It would result in an endless loop: update object -> update meta -> update object -> ... Use static _writeTitle() ... methods instead.

Parameters
string$a_element

Reimplemented from ilObject.

Definition at line 177 of file class.ilObjMediaObject.php.

References $id, ilObject\_writeDescription(), ilObject\_writeTitle(), getId(), ilObject\getType(), setDescription(), and setTitle().

{
include_once 'Services/MetaData/classes/class.ilMD.php';
switch($a_element)
{
case 'General':
// Update Title and description
$md = new ilMD(0, $this->getId(), $this->getType());
$md_gen = $md->getGeneral();
if (is_object($md_gen))
{
ilObject::_writeTitle($this->getId(),$md_gen->getTitle());
$this->setTitle($md_gen->getTitle());
foreach($md_gen->getDescriptionIds() as $id)
{
$md_des = $md_gen->getDescription($id);
ilObject::_writeDescription($this->getId(),$md_des->getDescription());
$this->setDescription($md_des->getDescription());
break;
}
}
break;
default:
}
return true;
}

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ilObjMediaObject::modifyExportIdentifier (   $a_tag,
  $a_param,
  $a_value 
)

Definition at line 784 of file class.ilObjMediaObject.php.

References ilUtil\insertInstIntoID().

{
if ($a_tag == "Identifier" && $a_param == "Entry")
{
$a_value = ilUtil::insertInstIntoID($a_value);
}
return $a_value;
}

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ilObjMediaObject::putInTree ( )

Definition at line 77 of file class.ilObjMediaObject.php.

{
$this->ilias->raiseError("Operation ilObjMedia::putInTree() not allowed.",$this->ilias->error_obj->FATAL);
}
ilObjMediaObject::read ( )

read media object data from db

Definition at line 383 of file class.ilObjMediaObject.php.

References ilMediaItem\_getMediaItemsOfMOb().

{
//echo "<br>ilObjMediaObject:read";
parent::read();
// get media items
ilMediaItem::_getMediaItemsOfMOb($this);
}

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ilObjMediaObject::removeAllMediaItems ( )

remove all media items

Definition at line 336 of file class.ilObjMediaObject.php.

{
$this->media_items = array();
}
ilObjMediaObject::removeMediaItem (   $a_purpose)

Definition at line 311 of file class.ilObjMediaObject.php.

References $media_items, and getId().

{
foreach ($this->media_items as $key => $media_item)
{
if($media_item->getPurpose() == $a_purpose)
{
unset($this->media_items[$key]);
}
}
// update numbers and keys
$i = 1;
$media_items = array();
foreach ($this->media_items as $media_item)
{
$media_items [$i] = $media_item;
$media_item->setMobId($this->getId());
$media_item->setNr($i);
$i++;
}
$this->media_items = $media_items;
}

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ilObjMediaObject::setAlias (   $a_is_alias)

set wether page object is an alias

Definition at line 408 of file class.ilObjMediaObject.php.

{
$this->is_alias = $a_is_alias;
}
ilObjMediaObject::setContainsIntLink (   $a_contains_link)

content parser set this flag to true, if the media object contains internal links (this method should only be called by the import parser)

Parameters
boolean$a_contains_linktrue, if page contains intern link tag(s)

Definition at line 805 of file class.ilObjMediaObject.php.

{
$this->contains_int_link = $a_contains_link;
}
ilObjMediaObject::setDescription (   $a_description)

set description of media object

Reimplemented from ilObject.

Definition at line 161 of file class.ilObjMediaObject.php.

Referenced by MDUpdateListener().

{
parent::setDescription($a_description);
}

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ilObjMediaObject::setId (   $a_id)

set id

Reimplemented from ilObject.

Definition at line 395 of file class.ilObjMediaObject.php.

{
$this->id = $a_id;
}
ilObjMediaObject::setImportId (   $a_import_id)

set import id

public

Parameters
string$a_import_idimport id

Reimplemented from ilObject.

Definition at line 443 of file class.ilObjMediaObject.php.

{
$this->import_id = $a_id;
}
ilObjMediaObject::setOriginID (   $a_id)

Definition at line 418 of file class.ilObjMediaObject.php.

{
return $this->origin_id = $a_id;
}
ilObjMediaObject::setRefId ( )

Definition at line 67 of file class.ilObjMediaObject.php.

{
$this->ilias->raiseError("Operation ilObjMedia::setRefId() not allowed.",$this->ilias->error_obj->FATAL);
}
ilObjMediaObject::setTitle (   $a_title)

set object title

public

Parameters
string$a_titleobject title

Reimplemented from ilObject.

Definition at line 87 of file class.ilObjMediaObject.php.

Referenced by MDUpdateListener().

{
parent::setTitle($a_title);
}

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ilObjMediaObject::update ( )

update media object in db

Reimplemented from ilObject.

Definition at line 478 of file class.ilObjMediaObject.php.

References $media_items, ilMediaItem\deleteAllItemsOfMob(), getId(), getMediaItems(), and updateMetaData().

{
$this->updateMetaData();
parent::update();
ilMediaItem::deleteAllItemsOfMob($this->getId());
// iterate all items
$media_items =& $this->getMediaItems();
$j = 1;
foreach($media_items as $key => $val)
{
$item =& $media_items[$key];
if (is_object($item))
{
$item->setMobId($this->getId());
$item->setNr($j);
if ($item->getLocationType() == "Reference")
{
$item->extractUrlParameters();
}
$item->create();
$j++;
}
}
}

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ilObjMediaObject::updateMetaData ( )

update meta data entry

Reimplemented from ilObject.

Definition at line 234 of file class.ilObjMediaObject.php.

References getDescription(), getId(), getTitle(), and ilObject\getType().

Referenced by update().

{
include_once("Services/MetaData/classes/class.ilMD.php");
include_once("Services/MetaData/classes/class.ilMDGeneral.php");
include_once("Services/MetaData/classes/class.ilMDDescription.php");
$md =& new ilMD(0, $this->getId(), $this->getType());
$md_gen =& $md->getGeneral();
$md_gen->setTitle($this->getTitle());
// sets first description (maybe not appropriate)
$md_des_ids =& $md_gen->getDescriptionIds();
if (count($md_des_ids) > 0)
{
$md_des =& $md_gen->getDescription($md_des_ids[0]);
$md_des->setDescription($this->getDescription());
$md_des->update();
}
$md_gen->update();
}

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Field Documentation

ilObjMediaObject::$contains_int_link

Definition at line 52 of file class.ilObjMediaObject.php.

Referenced by containsIntLink().

ilObjMediaObject::$id

Definition at line 50 of file class.ilObjMediaObject.php.

Referenced by getId(), getParentObjectIdForUsage(), and MDUpdateListener().

ilObjMediaObject::$is_alias

Definition at line 48 of file class.ilObjMediaObject.php.

Referenced by isAlias().

ilObjMediaObject::$media_items

Definition at line 51 of file class.ilObjMediaObject.php.

Referenced by create(), getMediaItems(), getXML(), removeMediaItem(), and update().

ilObjMediaObject::$origin_id

Definition at line 49 of file class.ilObjMediaObject.php.

Referenced by getOriginID().

The documentation for this class was generated from the following file: