Class ilObjLanguageFolder contains all function to manage language support for ILIAS3 install, uninstall, checkfiles .... More...

Inheritance diagram for ilObjLanguageFolder:

Collaboration diagram for ilObjLanguageFolder:

Public Member Functions
	ilObjLanguageFolder ($a_id, $a_call_by_reference=true)
	Constructor public. More...

	getLanguages ()
	gather all information about available languages More...

	addNewLanguages ($a_languages)
	add new languages More...

	removeLanguages ($a_languages)
	remove languages which are not installed AND has no lang-file More...

	checkAllLanguages ()
	validate the logical structure of a lang-file More...

Public Member Functions inherited from ilObject
	ilObject ($a_id=0, $a_reference=true)
	Constructor public. More...

	withReferences ()
	determines wehter objects are referenced or not (got ref ids or not) More...

	read ($a_force_db=false)
	read object data from db into object More...

	getId ()
	get object id public More...

	setId ($a_id)
	set object id public More...

	setRefId ($a_id)
	set reference id public More...

	getRefId ()
	get reference id public More...

	getType ()
	get object type public More...

	setType ($a_type)
	set object type public More...

	getPresentationTitle ()
	get presentation title Normally same as title Overwritten for sessions More...

	getTitle ()
	get object title public More...

	getUntranslatedTitle ()
	get untranslated object title public More...

	setTitle ($a_title)
	set object title More...

	getDescription ()
	get object description More...

	setDescription ($a_desc)
	set object description More...

	getLongDescription ()
	get object long description (stored in object_description) More...

	getImportId ()
	get import id More...

	setImportId ($a_import_id)
	set import id More...

	getOwner ()
	get object owner More...

	getOwnerName ()

	_lookupOwnerName ($a_owner_id)
	lookup owner name for owner id More...

	setOwner ($a_owner)
	set object owner More...

	getCreateDate ()
	get create date public More...

	getLastUpdateDate ()
	get last update date public More...

	getDiskUsage ()
	Gets the disk usage of the object in bytes. More...

	setObjDataRecord ($a_record)
	set object_data record (note: this method should only be called from the ilObjectFactory class) More...

	create ()
	create More...

	update ()
	update object in db More...

	MDUpdateListener ($a_element)
	Meta data update listener. More...

	createMetaData ()
	create meta data entry More...

	updateMetaData ()
	update meta data entry More...

	deleteMetaData ()
	delete meta data entry More...

	updateOwner ()
	update owner of object in db More...

	_getIdForImportId ($a_import_id)
	get current object id for import id (static) More...

	_lookupOwner ($a_id)
	lookup object owner More...

	_lookupLastUpdate ($a_id, $a_as_string=false)
	lookup last update More...

	_getLastUpdateOfObjects ($a_objs)
	Get last update for a set of media objects. More...

	_setDeletedDate ($a_ref_id)
	only called in ilTree::saveSubTree More...

	_resetDeletedDate ($a_ref_id)
	only called in ilObjectGUI::insertSavedNodes More...

	_lookupDeletedDate ($a_ref_id)
	only called in ilObjectGUI::insertSavedNodes More...

	_writeTitle ($a_obj_id, $a_title)
	write title to db (static) More...

	_writeDescription ($a_obj_id, $a_desc)
	write description to db (static) More...

	_writeImportId ($a_obj_id, $a_import_id)
	write import id to db (static) More...

	_isInTrash ($a_ref_id)
	checks wether object is in trash More...

	_hasUntrashedReference ($a_obj_id)
	checks wether an object has at least one reference that is not in trash More...

	_getObjectsDataForType ($a_type, $a_omit_trash=false)
	get all objects of a certain type More...

	putInTree ($a_parent_ref)
	maybe this method should be in tree object!? More...

	setPermissions ($a_parent_ref)
	set permissions of object More...

	createReference ()
	creates reference for object More...

	countReferences ()
	count references of object More...

	delete ()
	delete object or referenced object (in the case of a referenced object, object data is only deleted if last reference is deleted) This function removes an object entirely from system!! More...

	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 More...

	createRoleFolder ()
	creates a local role folder More...

	applyDidacticTemplate ($a_tpl_id)
	Apply template. More...

	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. More...

	setRegisterMode ($a_bool)

	isUserRegistered ($a_user_id=0)

	requireRegistration ()

	getXMLZip ()

	getHTMLDirectory ()

	cloneObject ($a_target_id, $a_copy_id=0, $a_omit_tree=false)
	Clone object permissions, put in tree ... More...

	appendCopyInfo ($a_target_id, $a_copy_id)
	Prepend Copy info if object with same name exists in that container. More...

	cloneDependencies ($a_target_id, $a_copy_id)
	Clone object dependencies. More...

	cloneMetaData ($target_obj)
	Copy meta data. More...

	_lookupCreationDate ($a_id)
	Lookup creation date. More...

Data Fields
	$lang_default

	$lang_user

	$lang_path

	$separator

	$languages

Data Fields inherited from ilObject
const	TITLE_LENGTH = 255
	max length of object title More...

const	DESC_LENGTH = 128

	$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 More...

Additional Inherited Members
Static Public Member Functions inherited from ilObject
static	_lookupObjIdByImportId ($a_import_id)

static	_getAllReferences ($a_id)
	get all reference ids of object More...

static	_lookupTitle ($a_id)
	lookup object title More...

static	_getIdsForTitle ($title, $type='', $partialmatch=false)

static	_lookupDescription ($a_id)
	lookup object description More...

static	_lookupObjId ($a_id)

static	setDeletedDates ($a_ref_ids)
	Set deleted date type $ilDB. More...

static	_lookupType ($a_id, $a_reference=false)
	lookup object type More...

static	_lookupObjectId ($a_ref_id)
	lookup object id More...

static	_exists ($a_id, $a_reference=false, $a_type=null)
	checks if an object exists in object_data More...

static	_getObjectsByType ($a_obj_type="", $a_owner="")
	Get objects by type. More...

static	_prepareCloneSelection ($a_ref_ids, $new_type, $show_path=true)
	Prepare copy wizard object selection. More...

static	_getIcon ($a_obj_id="", $a_size="big", $a_type="", $a_offline=false)
	Get icon for repository item. More...

static	collectDeletionDependencies (&$deps, $a_ref_id, $a_obj_id, $a_type, $a_depth=0)
	Collect deletion dependencies. More...

static	getDeletionDependencies ($a_obj_id)
	Get deletion dependencies. More...

static	getLongDescriptions (array $a_obj_ids)
	Get long description data. More...

static	getAllOwnedRepositoryObjects ($a_user_id)
	Get all ids of objects user owns. More...

static	hasAutoRating ($a_type, $a_ref_id)
	Check if auto rating is active for parent group/course. More...

Detailed Description

Class ilObjLanguageFolder contains all function to manage language support for ILIAS3 install, uninstall, checkfiles ....

Author: Sascha Hofmann shofm.nosp@m.ann@.nosp@m.datab.nosp@m.ay.d.nosp@m.e

Version: $Id$

Definition at line 18 of file class.ilObjLanguageFolder.php.

Member Function Documentation

◆ addNewLanguages()

ilObjLanguageFolder::addNewLanguages ( $a_languages )

add new languages

This functions checks in $languages for languages with the attribute 'new' and insert these languages in db-table 'languages'

Parameters

array $languages expect $languages

Returns: boolean true: language array is not empty, otherwise false

Definition at line 196 of file class.ilObjLanguageFolder.php.

Referenced by getLanguages().

         {
                 if (count($a_languages) > 0)
                 {
                         foreach ($a_languages as $lang_key => $lang_data)
                         {
                                 if ($lang_data["info"] == "new_language")
                                 {
                                         include_once("./Services/Language/classes/class.ilObjLanguage.php");
                                         $lngObj =& new ilObjLanguage();
                                         $lngObj->setTitle($lang_key);
                                         $lngObj->setDescription("not_installed");
                                         $lngObj->create();
 
                                         // must get OOP through the whole class some time
                                         // (no arrays with db fields! this class doesn't know anything about table object!)
                                         $a_languages[$lang_key] = array("obj_id" => $lngObj->getId(),
                                                                                                         "type" => $lngObj->getType(),
                                                                                                         "description" => $lngObj->getDescription(),
                                                                                                         "desc" => $lngObj->getDescription(),
                                                                                                         "owner" => $lngObj->getOwner(),
                                                                                                         "create_date" => $lngObj->getCreateDate(),
                                                                                                         "last_update" => $lngObj->getLastUpdateDate());
 
                                         $a_languages[$lang_key]["info"] = "new_language";
                                         unset($lngObj);                 // better: the objects should be resident in an member array of this class
                                 }
                         }
                 }
 
                 return $a_languages;
         }

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◆ checkAllLanguages()

ilObjLanguageFolder::checkAllLanguages ( )

validate the logical structure of a lang-file

This function is similar to function checkLanguage() (see below) but checks for all lang-files and outputs more helpful information.

Returns: string system message

Definition at line 269 of file class.ilObjLanguageFolder.php.

References $d, ilObject\$lng, and ilObjLanguage\cut_header().

         {
                 // TODO: lng object should not be used in this class
                 global $lng;
 
                 // set path to directory where lang-files reside
                 $d = dir($this->lang_path);
                 $tmpPath = getcwd();
                 chdir ($this->lang_path);
 
                 // for giving a message when no lang-file was found
                 $found = false;
 
                 // get available lang-files
                 while ($entry = $d->read())
                 {
                         if (is_file($entry) && (ereg ("(^ilias_.{2}\.lang$)", $entry)))
                         {
                                 // textmeldung, wenn langfile gefunden wurde
                                 $output .= "<br/><br/>".$lng->txt("langfile_found").": ".$entry;
                                 $content = file ($entry);
 
                                 $found = true;
                                 $error = false;
 
                                 if ($content = ilObjLanguage::cut_header($content))
                                 {
                                         foreach ($content as $key => $val)
                                         {
                                                 $separated = explode ($this->separator,trim($val));
                                                 $num = count($separated);
 
                                                 if ($num != 3)
                                                 {
                                                         $error = true;
                                                         $line = $key + 37;
 
                                 $output .= "<br/><b/>".$lng->txt("err_in_line")." ".$line." !</b>&nbsp;&nbsp;";
                                 $output .= $lng->txt("module").": ".$separated[0];
                                 $output .= ", ".$lng->txt("identifier").": ".$separated[1];
                                 $output .= ", ".$lng->txt("value").": ".$separated[2];
 
                                                         switch ($num)
                                                         {
                                                                 case 1:
                                                                         if (empty($separated[0]))
                                                                         {
                                                                                 $output .= "<br/>".$lng->txt("err_no_param")." ".$lng->txt("check_langfile");
                                                                         }
                                                                         else
                                                                         {
                                                                                 $output .= "<br/>".$lng->txt("err_1_param")." ".$lng->txt("check_langfile");
                                                                         }
                                                                 break;
 
                                                                 case 2:
                                                                         $output .= "<br/>".$lng->txt("err_2_param")." ".$lng->txt("check_langfile");
                                                                 break;
 
                                                                 default:
                                                                         $output .= "<br/>".$lng->txt("err_over_3_param")." ".$lng->txt("check_langfile");
                                                                 break;
                                                         }
                                                 }
                                         }
 
                                         if ($error) {
                                                 $output .= "<br/>".$lng->txt("file_not_valid")." ".$lng->txt("err_count_param");
                                         }
                                         else {
                                                 $output .= "<br/>".$lng->txt("file_valid");
                                         }
                                 }
                                 else {
                                         $output .= "<br/>".$lng->txt("file_not_valid")." ".$lng->txt("err_wrong_header");
                                 }
                         }
                 }
 
                 $d->close();
 
                 if (!$found) {
                         $output .= "<br/>".$lng->txt("err_no_langfile_found");
                 }
 
                 chdir($tmpPath);
                 return $output;
         }

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◆ getLanguages()

ilObjLanguageFolder::getLanguages ( )

gather all information about available languages

This function builds an array with the following structure: $languages[lang_key][long][installed][update][info]

lang_key: string international language key (2 digits, i.e. de,en,dk...) long: string full language name in the chosen user language installed: boolean is the language installed (true) or not (false)? update: int contains the timestamp of last db-modification info: string optional information. valid is: 'notfound','new'

Returns: array $languages status information about available languages

Definition at line 97 of file class.ilObjLanguageFolder.php.

References $d, $lang, $languages, ilObject\$lng, ilObject\_getObjectsByType(), addNewLanguages(), and removeLanguages().

         {
                 global $lng;
                 
                 $lng->loadLanguageModule("meta");
 
                 // set path to directory where lang-files reside
                 $d = dir($this->lang_path);
                 $tmpPath = getcwd();
                 chdir ($this->lang_path);
 
                 // get available lang-files
                 while ($entry = $d->read())
                 {
                         if (is_file($entry) && (ereg ("(^ilias_.{2}\.lang$)", $entry)))
                         {
                                 $lang_key = substr($entry,6,2);
                                 $languages[$lang_key] = ""; // long names will be set in class Out
                         }
                 }
 
                 // ensure that arrays are initiated when no lang file was found
                 if (!array($languages))
                 {
                         $language = array();
                         $tmp_array = array();
                 }
 
                 $tmp_array = array_keys($languages);
                 $lang_keys = array();
 
                 // now get languages from database
                 if ($lang_db = ilObject::_getObjectsByType("lng"))
                 {
                         foreach ($lang_db as $lang)
                         {
                                 // set values
                                 $lang_key = $lang["title"];
                                 $languages[$lang_key] = $lang;
                                 $lang_keys[] = $lang_key;
 
                                 // determine default language and language of current user
                                 if ($lang_key == $this->lang_user)
                                 {
                                         $languages[$lang_key]["status"] = "in_use";
                                 }
 
                                 if ($lang_key == $this->lang_default)
                                 {
                                         $languages[$lang_key]["status"] = "system_language";
                                 }
 
                                 // check if files are missing
                                 if ((count($tmp_array) > 0) && (!in_array($lang_key,$tmp_array)))
                                 {
                                         $languages[$lang_key]["info"] = "file_not_found";
                                 }
                         }
                 }
 
                 // compute new languages
                 foreach ($languages as $lang_key => $lang_data)
                 {
                         if (!in_array($lang_key,$lang_keys))
                         {
                                 $languages[$lang_key]["info"] = "new_language";
                                 //$languages[$lang_key]["desc"] = "not_installed";
                         }
                 }
 
                 chdir($tmpPath);
                 
                 // Insert languages with files new found into table language
                 $languages = $this->addNewLanguages($languages);
 
                 // Remove from array & db languages which are not installed and no lang-files
                 $languages = $this->removeLanguages($languages);
 
                 // setting language's full names
                 foreach ($languages as $lang_key => $lang_data)
                 {
                         $languages[$lang_key]["name"] = $lng->txt("meta_l_".$lang_key);
                 }
 
                 $this->languages = $languages;
 
                 return $this->languages;
         }

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◆ ilObjLanguageFolder()

ilObjLanguageFolder::ilObjLanguageFolder	(	$a_id,
		$a_call_by_reference = `true`
	)

Constructor public.

Parameters

integer	reference_id or object_id
boolean	treat the id as reference_id (true) or object_id (false)

Definition at line 69 of file class.ilObjLanguageFolder.php.

References ilObject\$lng, and ilObject\ilObject().

         {
                 $this->type = "lngf";
                 $this->ilObject($a_id,$a_call_by_reference);
 
                 // init language support
                 global $lng;
 
                 $this->lang_path = $lng->lang_path;
                 $this->lang_default = $lng->lang_default;
                 $this->lang_user = $lng->lang_user;
                 $this->separator = $lng->separator;
         }

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◆ removeLanguages()

ilObjLanguageFolder::removeLanguages ( $a_languages )

remove languages which are not installed AND has no lang-file

This function removes only the entry in db-table 'languages' and in the array $languages. Does not uninstall a language (see: function flushLanguage())

public

Parameters

array $languages

Returns: array $languages updated status information about available languages

Definition at line 239 of file class.ilObjLanguageFolder.php.

References $query.

Referenced by getLanguages().

         {
                 global $ilDB;
                 
                 foreach ($a_languages as $lang_key => $lang_data)
                 {
                         if ($lang_data["desc"] == "not_installed" && $lang_data["info"] == "file_not_found")
                         {
                                 // update languages array
                                 unset($a_languages[$lang_key]);
 
                                 // update object_data table
                                 $query = "DELETE FROM object_data ".
                                                  "WHERE type = ".$ilDB->quote("lng", "text")." ".
                                                  "AND title = ".$ilDB->quote($lang_key, "text");
                                 $ilDB->manipulate($query);
                         }
                 }
 
                 return $a_languages;
         }