Handles calendar authentication tokens for external calendar subscriptions. More...

Collaboration diagram for ilCalendarAuthenticationToken:

Public Member Functions
	__construct ($a_user_id, $a_token= '')
	Constructor.
	getSelectionType ()
	get selection type for key
	getUserId ()
	Get current user.
	setSelectionType ($a_type)
	set selection type
	setCalendar ($a_cal)
	set calendar id
	getCalendar ()
	setIcal ($ical)
	getIcal ()
	get stored ical
	getToken ()
	get token
	storeIcal ()
	store ical
	isIcalExpired ()
	Check if cache is disabled or expired.
	add ()
	Add token.

Static Public Member Functions
static	lookupAuthToken ($a_user_id, $a_selection, $a_calendar=0)
static	lookupUser ($a_token)
	Lookup user by hash.

Data Fields
const	SELECTION_NONE = 0
const	SELECTION_PD = 1
const	SELECTION_CATEGORY = 2
const	SELECTION_CALENDAR = 3

Protected Member Functions
	createToken ()
	Create a new token.
	read ()
	Read key.

Private Attributes
	$user = null
	$token = ''
	$selection_type = 0
	$calendar = 0
	$ical = null
	$ical_ctime = null

Detailed Description

Handles calendar authentication tokens for external calendar subscriptions.

Author: Stefan Meyer smeye.nosp@m.r.il.nosp@m.ias@g.nosp@m.mx.d.nosp@m.e

Version: $Id$

Definition at line 12 of file class.ilCalendarAuthenticationToken.php.

Constructor & Destructor Documentation

ilCalendarAuthenticationToken::__construct	(	$a_user_id,
		$a_token = `''`
	)

Constructor.

Parameters

int	$a_user_id
string	$a_hash

Returns: ilCalendarAuthenticationKey

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

References read().

        {
                $this->user = $a_user_id;
                $this->token = $a_token;
                
                $this->read();
        }

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Member Function Documentation

ilCalendarAuthenticationToken::add ( )

Add token.

Returns

Definition at line 191 of file class.ilCalendarAuthenticationToken.php.

References $ilDB, $query, createToken(), getCalendar(), getSelectionType(), getToken(), and getUserId().

        {
                global $ilDB;
                
                $this->createToken();
                
                $query = "INSERT INTO cal_auth_token (user_id,hash,selection,calendar) ".
                        "VALUES ( ".
                        $ilDB->quote($this->getUserId(),'integer').', '.
                        $ilDB->quote($this->getToken(),'text').', '.
                        $ilDB->quote($this->getSelectionType(),'integer').', '.
                        $ilDB->quote($this->getCalendar(),'integer').' '.
                        ')';
                $ilDB->manipulate($query);
                
                return $this->getToken();
        }

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ilCalendarAuthenticationToken::createToken ( )

protected

Create a new token.

Returns

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

References getSelectionType(), and getUserId().

Referenced by add().

        {
                $this->token = md5($this->getUserId().$this->getSelectionType().rand());
        }

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ilCalendarAuthenticationToken::getCalendar ( )

Definition at line 116 of file class.ilCalendarAuthenticationToken.php.

References $calendar.

Referenced by add().

        {
                return $this->calendar;
        }

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ilCalendarAuthenticationToken::getIcal ( )

get stored ical

Returns

Definition at line 130 of file class.ilCalendarAuthenticationToken.php.

References $ical.

Referenced by storeIcal().

        {
                return $this->ical;
        }

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ilCalendarAuthenticationToken::getSelectionType ( )

get selection type for key

Returns: int selection type

Definition at line 81 of file class.ilCalendarAuthenticationToken.php.

References $selection_type.

Referenced by add(), and createToken().

        {
                return $this->selection_type;
        }

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ilCalendarAuthenticationToken::getToken ( )

get token

Returns

Definition at line 140 of file class.ilCalendarAuthenticationToken.php.

References $token.

Referenced by add(), read(), and storeIcal().

        {
                return $this->token;
        }

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ilCalendarAuthenticationToken::getUserId ( )

Get current user.

Returns: int user

Definition at line 91 of file class.ilCalendarAuthenticationToken.php.

References $user.

Referenced by add(), createToken(), read(), and storeIcal().

        {
                return $this->user;
        }

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ilCalendarAuthenticationToken::isIcalExpired ( )

Check if cache is disabled or expired.

Returns

Definition at line 170 of file class.ilCalendarAuthenticationToken.php.

References ilCalendarSettings\_getInstance().

        {
                return true;
                include_once './Services/Calendar/classes/class.ilCalendarSettings.php';
                
                if(!ilCalendarSettings::_getInstance()->isSynchronisationCacheEnabled())
                {
                        return true;
                }
                if(!ilCalendarSettings::_getInstance()->getSynchronisationCacheMinutes())
                {
                        return true;
                }
                return time() > ($this->ical_ctime + 60 * ilCalendarSettings::_getInstance()->getSynchronisationCacheMinutes());
        }

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static ilCalendarAuthenticationToken::lookupAuthToken	(	$a_user_id,
		$a_selection,
		$a_calendar = `0`
	)

static

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

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

Referenced by ilCalendarSubscriptionGUI\createToken(), and ilCalendarBlockGUI\showCalendarSubscription().

        {
                global $ilDB;
                
                $query = "SELECT * FROM cal_auth_token ".
                        "WHERE user_id = ".$ilDB->quote($a_user_id,'integer').' '.
                        "AND selection = ".$ilDB->quote($a_selection,'integer').' '.
                        "AND calendar = ".$ilDB->quote($a_calendar,'integer');
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        return $row->hash;
                }
                return false;
        }

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static ilCalendarAuthenticationToken::lookupUser ( $a_token )

static

Lookup user by hash.

Parameters

object $a_token

Returns

Definition at line 63 of file class.ilCalendarAuthenticationToken.php.

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

Referenced by ilAuthContainerCalendarToken\fetchData(), and ilCalendarRemoteAccessHandler\initTokenHandler().

        {
                global $ilDB;
                
                $query = "SELECT * FROM cal_auth_token ".
                        "WHERE hash = ".$ilDB->quote($a_token,'text');
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        return $row->user_id;
                }
                return 0;
        }

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ilCalendarAuthenticationToken::read ( )

protected

Read key.

Returns

Definition at line 222 of file class.ilCalendarAuthenticationToken.php.

References $ilDB, $query, $res, $row, DB_FETCHMODE_OBJECT, getToken(), and getUserId().

Referenced by __construct().

        {
                global $ilDB;
                if(!$this->getToken())
                {
                        $query = "SELECT * FROM cal_auth_token ".
                                "WHERE user_id = ".$ilDB->quote($this->getUserId(),'integer');
                }
                else
                {
                        $query = 'SELECT * FROM cal_auth_token '.
                                'WHERE user_id = '.$ilDB->quote($this->getUserId(),'integer').' '.
                                'AND hash = '.$ilDB->quote($this->getToken(),'text');
                }
                        
                $res = $ilDB->query($query);
                while($row = $res->fetchRow(DB_FETCHMODE_OBJECT))
                {
                        $this->token = $row->hash;
                        $this->selection_type = $row->selection;
                        $this->calendar = $row->calendar;
                        $this->ical = $row->ical;
                        $this->ical_ctime = $row->c_time;
                }
                return true;
        }

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ilCalendarAuthenticationToken::setCalendar ( $a_cal )

set calendar id

Parameters

object $a_cal

Returns

Definition at line 111 of file class.ilCalendarAuthenticationToken.php.

        {
                $this->calendar = $a_cal;
        }

ilCalendarAuthenticationToken::setIcal ( $ical )

Definition at line 121 of file class.ilCalendarAuthenticationToken.php.

References $ical.

        {
                $this->ical = $ical;
        }

ilCalendarAuthenticationToken::setSelectionType ( $a_type )

set selection type

Parameters

int $a_type

Returns

Definition at line 101 of file class.ilCalendarAuthenticationToken.php.

Referenced by ilCalendarBlockGUI\showCalendarSubscription().

        {
                $this->selection_type = $a_type;
        }

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ilCalendarAuthenticationToken::storeIcal ( )

store ical

Returns

Definition at line 149 of file class.ilCalendarAuthenticationToken.php.

References $ilDB, getIcal(), getToken(), and getUserId().

        {
                global $ilDB;
                
                $ilDB->update(
                        'cal_auth_token',
                        array(
                                'ical'          => array('clob',$this->getIcal()),
                                'c_time'        => array('integer',time())
                        ),
                        array(
                                'user_id'       => array('integer',$this->getUserId()),
                                'hash'          => array('text',$this->getToken())
                        )
                );
        }