ilAdvancedMDSubstitution Class Reference

Collaboration diagram for ilAdvancedMDSubstitution:

Public Member Functions
	sortDefinitions ($a_definitions)
	Sort definitions. More...
	isActive ()
	Is substitution active. More...
	isDescriptionEnabled ()
	Is description enabled. More...
	enableDescription ($a_status)
	Enable description presentation. More...
	enabledFieldNames ()
	is field name enabled More...
	enableFieldNames ($a_status)
	enable field names More...
	getParsedSubstitutions ($a_ref_id, $a_obj_id)
	Substitute. More...
	resetSubstitutions ()
	set substitutions More...
	appendSubstitution ($a_field_id, $a_bold=false, $a_newline=false)
	append field to substitutions More...
	getSubstitutions ()
	get substitution string More...
	isSubstituted ($a_field_id)
	is substituted More...
	isBold ($a_field_id)
	is bold More...
	hasNewline ($a_field_id)
	has newline More...
	update ()
	update More...

Static Public Member Functions
static	_getInstanceByObjectType ($a_type)
	Singleton: use this method to get an instance. More...

Protected Attributes
	$db
	$type
	$substitutions
	$bold = array()
	$newline = array()
	$enabled_desc = true
	$enabled_field_names = true
	$active = false
	$date_fields = array()
	$datetime_fields = array()
	$active_fields = array()

Private Member Functions
	__construct ($a_type)
	parseValue ($a_field_id, $a_values_records)
	special handling for date(time) values and ECS dates More...
	read ()
	Read db entries. More...
	initECSMappings ()
	init ECS mappings More...

Static Private Attributes
static	$instances = null
static	$mappings = null

Detailed Description

Author

Stefan Meyer meyer.nosp@m.@lei.nosp@m.fos.c.nosp@m.om

Version

$Id$

Definition at line 32 of file class.ilAdvancedMDSubstitution.php.

Constructor & Destructor Documentation

__construct()

ilAdvancedMDSubstitution::__construct (   $a_type )

private

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

        {
                global $ilDB;
                
                $this->db = $ilDB;
                $this->type = $a_type;
                
                $this->initECSMappings();
                $this->read();
        }

References $ilDB, initECSMappings(), and read().

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Member Function Documentation

_getInstanceByObjectType()

static ilAdvancedMDSubstitution::_getInstanceByObjectType (   $a_type )

static

Singleton: use this method to get an instance.

Parameters

string

ilias object type (3 or 4 characters) @access public

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

        {
                if(isset(self::$instances[$a_type]))
                {
                        return self::$instances[$a_type];
                }
                return self::$instances[$a_type] = new ilAdvancedMDSubstitution($a_type);
        }

Referenced by ilObjCategoryListGUI\init(), ilObjCategoryReferenceListGUI\init(), ilObjCourseListGUI\init(), ilObjCourseReferenceListGUI\init(), ilObjRemoteCategoryListGUI\init(), ilObjRemoteCourseListGUI\init(), ilObjRemoteFileListGUI\init(), ilObjRemoteGlossaryListGUI\init(), ilObjRemoteGroupListGUI\init(), ilObjRemoteLearningModuleListGUI\init(), ilObjRemoteTestListGUI\init(), ilObjRemoteWikiListGUI\init(), ilAdvancedMDSettingsGUI\initFormSubstitutions(), and ilAdvancedMDSettingsGUI\updateSubstitutions().

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appendSubstitution()

ilAdvancedMDSubstitution::appendSubstitution	(		$a_field_id,
			$a_bold = false,
			$a_newline = false
	)

append field to substitutions

@access public

Parameters

int

field id

Definition at line 296 of file class.ilAdvancedMDSubstitution.php.

        {
                $this->substitutions[] = $a_field_id;
                if($a_bold)
                {
                        $this->bold[] = $a_field_id;
                }
                if($a_newline)
                {
                        $this->newline[] = $a_field_id;
                } 
        }

enableDescription()

ilAdvancedMDSubstitution::enableDescription

(

$a_status

)

Enable description presentation.

@access public

Parameters

bool	status description enabled

Definition at line 136 of file class.ilAdvancedMDSubstitution.php.

        {
                $this->enabled_desc = $a_status;
        }

enabledFieldNames()

ilAdvancedMDSubstitution::enabledFieldNames

(

)

is field name enabled

@access public

Definition at line 147 of file class.ilAdvancedMDSubstitution.php.

        {
                return (bool) $this->enabled_field_names;
        }

References $enabled_field_names.

Referenced by getParsedSubstitutions(), and update().

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enableFieldNames()

ilAdvancedMDSubstitution::enableFieldNames

(

$a_status

)

enable field names

@access public

Parameters

bool	enable/disable status

Definition at line 159 of file class.ilAdvancedMDSubstitution.php.

        {
                $this->enabled_field_names = $a_status;
        }

getParsedSubstitutions()

ilAdvancedMDSubstitution::getParsedSubstitutions	(		$a_ref_id,
			$a_obj_id
	)

Substitute.

@access public

Parameters

int	ref_id
int	obj_id
string	description

Definition at line 173 of file class.ilAdvancedMDSubstitution.php.

        {               
                if(!count($this->getSubstitutions()))
                {
                        return array();
                }
                
                include_once('Services/AdvancedMetaData/classes/class.ilAdvancedMDValues.php');
                $values_records = ilAdvancedMDValues::preloadedRead($this->type, $a_obj_id);
                                
                $counter = 0;
                foreach($this->getSubstitutions() as $field_id)
                {
                        if(!isset($this->active_fields[$field_id]))
                        {
                                continue;
                        }
                        
                        $value = $this->parseValue($field_id, $values_records);         
                        
                        if($value === null)
                        {
                                if($this->hasNewline($field_id) and $counter)
                                {
                                        $substituted[$counter-1]['newline'] = true;
                                }
                                continue;
                        }
                                                        
                        $substituted[$counter]['name'] = $this->active_fields[$field_id];
                        $substituted[$counter]['value'] = $value;
                        $substituted[$counter]['bold'] = $this->isBold($field_id);
                        if($this->hasNewline($field_id))
                        {
                                $substituted[$counter]['newline'] = true;
                        }
                        else
                        {
                                $substituted[$counter]['newline'] = false;
                        }
                        $substituted[$counter]['show_field'] = $this->enabledFieldNames();
                        $counter++;
                }
                
                return $substituted ? $substituted : array();
        }

References enabledFieldNames(), getSubstitutions(), hasNewline(), isBold(), parseValue(), and ilAdvancedMDValues\preloadedRead().

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getSubstitutions()

ilAdvancedMDSubstitution::getSubstitutions

(

)

get substitution string

@access public

Parameters

Definition at line 316 of file class.ilAdvancedMDSubstitution.php.

        {
                return $this->substitutions ? $this->substitutions : array();
        }

Referenced by getParsedSubstitutions(), and isSubstituted().

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hasNewline()

ilAdvancedMDSubstitution::hasNewline

(

$a_field_id

)

has newline

@access public

Parameters

int

field_id

Definition at line 354 of file class.ilAdvancedMDSubstitution.php.

        {
                return in_array($a_field_id,$this->newline);
        }

Referenced by getParsedSubstitutions(), and update().

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initECSMappings()

ilAdvancedMDSubstitution::initECSMappings ( )

private

init ECS mappings

@access private

Definition at line 467 of file class.ilAdvancedMDSubstitution.php.

        {
                return true;
 
                include_once('./Services/WebServices/ECS/classes/class.ilECSDataMappingSettings.php');
                
                if(isset(self::$mappings) and is_object(self::$mappings))
                {
                        return true;
                }
                self::$mappings = ilECSDataMappingSettings::_getInstance();
                return true;
        }

References ilECSDataMappingSettings\_getInstance().

Referenced by __construct().

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isActive()

ilAdvancedMDSubstitution::isActive

(

)

Is substitution active.

@access public

Definition at line 113 of file class.ilAdvancedMDSubstitution.php.

        {
                return $this->active;
        }

References $active.

isBold()

ilAdvancedMDSubstitution::isBold

(

$a_field_id

)

is bold

@access public

Parameters

int

field_id

Definition at line 340 of file class.ilAdvancedMDSubstitution.php.

        {
                #var_dump("<pre>",$this->bold,$a_field_id,"</pre>");
                
                return in_array($a_field_id,$this->bold);
        }

Referenced by getParsedSubstitutions(), and update().

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isDescriptionEnabled()

ilAdvancedMDSubstitution::isDescriptionEnabled

(

)

Is description enabled.

@access public

Definition at line 124 of file class.ilAdvancedMDSubstitution.php.

        {
                return (bool) $this->enabled_desc;
        }

References $enabled_desc.

Referenced by update().

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isSubstituted()

ilAdvancedMDSubstitution::isSubstituted

(

$a_field_id

)

is substituted

@access public

Parameters

int

field_id

Definition at line 328 of file class.ilAdvancedMDSubstitution.php.

        {
                return in_array($a_field_id,$this->getSubstitutions());
        }

References getSubstitutions().

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parseValue()

ilAdvancedMDSubstitution::parseValue (   $a_field_id,   $a_values_records  )

private

special handling for date(time) values and ECS dates

Parameters

int	$a_field_id	field ID
array	$a_values_records	values @access public

Returns

string parsed value

Definition at line 230 of file class.ilAdvancedMDSubstitution.php.

        {
                global $ilUser;
                
                if($this->type == 'crs' or $this->type == 'rcrs')
                {
                        // Special handling for ECS fields
                        // @FIXME
                        /*
                        if($a_field_id == self::$mappings->getMappingByECSName('begin') and
                                $end = self::$mappings->getMappingByECSName('end'))
                        {
                                // Parse a duration
                                $start = in_array($a_field_id,$this->date_fields) ?
                                        new ilDate($a_values[$a_field_id],IL_CAL_UNIX) :
                                        new ilDateTime($a_values[$a_field_id],IL_CAL_UNIX);
                                $end = in_array($end,$this->date_fields) ?
                                        new ilDate($a_values[$end],IL_CAL_UNIX) :
                                        new ilDateTime($a_values[$end],IL_CAL_UNIX);
                                
                                include_once('./Services/Calendar/classes/class.ilCalendarUtil.php');
                                $weekday = ilCalendarUtil::_numericDayToString($start->get(IL_CAL_FKT_DATE,'w',$ilUser->getTimeZone()),false);
                                
                                ilDatePresentation::setUseRelativeDates(false);
                                $value = ilDatePresentation::formatPeriod($start,$end);
                                ilDatePresentation::setUseRelativeDates(true);
                                return $weekday.', '.$value;
                        }
                        */
                }
                
                foreach($a_values_records as $a_values)
                {
                        if($a_values->getADTGroup()->hasElement($a_field_id))                           
                        {                               
                                $element = $a_values->getADTGroup()->getElement($a_field_id);
                                if(!$element->isNull())
                                {                               
                                        return ilADTFactory::getInstance()->getPresentationBridgeForInstance($element)->getList();
                                }
                        }
                }               
        }

References $ilUser, and ilADTFactory\getInstance().

Referenced by getParsedSubstitutions().

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read()

ilAdvancedMDSubstitution::read ( )

private

Read db entries.

@access private

Definition at line 398 of file class.ilAdvancedMDSubstitution.php.

        {
                global $ilDB;
                         
                // Check active status
                $query = "SELECT active,field_id,amfd.title FROM adv_md_record amr ".
                        "JOIN adv_md_record_objs amro ON amr.record_id = amro.record_id ".
                        "JOIN adv_mdf_definition amfd ON amr.record_id = amfd.record_id ".
                        "WHERE active = 1 ".
                        "AND obj_type = ".$this->db->quote($this->type ,'text')." ";
                $res = $this->db->query($query);
                $this->active = $res->numRows() ? true : false;
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $this->active_fields[$row->field_id] = $row->title;
                }
                        
                $query = "SELECT * FROM adv_md_substitutions ".
                        "WHERE obj_type = ".$this->db->quote($this->type ,'text')." ";
                $res = $this->db->query($query);
                $this->substitutions = array();
                $this->bold = array();
                $this->newline = array();
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $tmp_substitutions = unserialize($row->substitution);
                        if(is_array($tmp_substitutions))
                        {
                                foreach($tmp_substitutions as $substitution)
                                {
                                        if($substitution['field_id'])
                                        {
                                                $this->substitutions[] = $substitution['field_id'];
                                        }
                                        if($substitution['bold'])
                                        {
                                                $this->bold[] = $substitution['field_id'];
                                        }
                                        if($substitution['newline'])
                                        {
                                                $this->newline[] = $substitution['field_id'];
                                        }
                                        
                                }
                        }
                        $this->enabled_desc = !$row->hide_description;
                        $this->enabled_field_names = !$row->hide_field_names;
                }
 
                if($this->type == 'crs' or $this->type == 'rcrs')
                {
                        // Handle ECS substitutions
                        /*
                        if($begin = self::$mappings->getMappingByECSName('begin') and
                                $end = self::$mappings->getMappingByECSName('end'))
                        {
                                // Show something like 'Monday, 30.12.2008 9:00 - 12:00'
                                unset($this->active_fields[$end]);
                        }
                        */
                }
        }

References $ilDB, $query, $res, $row, and DB_FETCHMODE_OBJECT.

Referenced by __construct().

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resetSubstitutions()

ilAdvancedMDSubstitution::resetSubstitutions

(

)

set substitutions

@access public

Parameters

array

array of field definitions

Definition at line 282 of file class.ilAdvancedMDSubstitution.php.

        {
                $this->substitutions = array();
                $this->bold = array();
                $this->newline = array();
        }

sortDefinitions()

ilAdvancedMDSubstitution::sortDefinitions

(

$a_definitions

)

Sort definitions.

@access public

Parameters

array

int field_id

Definition at line 93 of file class.ilAdvancedMDSubstitution.php.

        {
                $sorted = array();
                foreach($this->substitutions as $field_id)
                {
                        if(isset($a_definitions[$field_id]))
                        {
                                $sorted[$field_id] = $a_definitions[$field_id];                 
                                unset($a_definitions[$field_id]);
                        }
                }
                return array_merge($sorted,$a_definitions);
        }

update()

ilAdvancedMDSubstitution::update

(

)

update

@access public

Definition at line 364 of file class.ilAdvancedMDSubstitution.php.

        {
                global $ilDB;
                
                $counter = 0;
                $substitutions = array();
        
                foreach($this->substitutions as $field_id)
                {
                        $substitutions[$counter]['field_id'] = $field_id;
                        $substitutions[$counter]['bold'] = $this->isBold($field_id);
                        $substitutions[$counter]['newline'] = $this->hasNewline($field_id);
                        $counter++;
                }
                
                $query = "DELETE FROM adv_md_substitutions WHERE obj_type = ".$ilDB->quote($this->type,'text');
                $res = $ilDB->manipulate($query);
                        
                
                $values = array(
                        'obj_type'                      => array('text',$this->type),
                        'substitution'          => array('clob',serialize($substitutions)),
                        'hide_description'      => array('integer',!$this->isDescriptionEnabled()),
                        'hide_field_names'      => array('integer',!$this->enabledFieldNames())
                        );
                $ilDB->insert('adv_md_substitutions',$values);
        }

References $ilDB, $query, $res, $substitutions, enabledFieldNames(), hasNewline(), isBold(), and isDescriptionEnabled().

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Field Documentation

$active

ilAdvancedMDSubstitution::$active = false

protected

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

Referenced by isActive().

$active_fields

ilAdvancedMDSubstitution::$active_fields = array()

protected

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

$bold

ilAdvancedMDSubstitution::$bold = array()

protected

Definition at line 41 of file class.ilAdvancedMDSubstitution.php.

$date_fields

ilAdvancedMDSubstitution::$date_fields = array()

protected

Definition at line 47 of file class.ilAdvancedMDSubstitution.php.

$datetime_fields

ilAdvancedMDSubstitution::$datetime_fields = array()

protected

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

$db

ilAdvancedMDSubstitution::$db

protected

Definition at line 37 of file class.ilAdvancedMDSubstitution.php.

$enabled_desc

ilAdvancedMDSubstitution::$enabled_desc = true

protected

Definition at line 44 of file class.ilAdvancedMDSubstitution.php.

Referenced by isDescriptionEnabled().

$enabled_field_names

ilAdvancedMDSubstitution::$enabled_field_names = true

protected

Definition at line 45 of file class.ilAdvancedMDSubstitution.php.

Referenced by enabledFieldNames().

$instances

ilAdvancedMDSubstitution::$instances = null

staticprivate

Definition at line 34 of file class.ilAdvancedMDSubstitution.php.

$mappings

ilAdvancedMDSubstitution::$mappings = null

staticprivate

Definition at line 35 of file class.ilAdvancedMDSubstitution.php.

$newline

ilAdvancedMDSubstitution::$newline = array()

protected

Definition at line 42 of file class.ilAdvancedMDSubstitution.php.

$substitutions

ilAdvancedMDSubstitution::$substitutions

protected

Definition at line 40 of file class.ilAdvancedMDSubstitution.php.

Referenced by update().

$type

ilAdvancedMDSubstitution::$type

protected

Definition at line 39 of file class.ilAdvancedMDSubstitution.php.

---

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

• Services/AdvancedMetaData/classes/class.ilAdvancedMDSubstitution.php