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https://github.com/EGroupware/egroupware.git
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Refined egw_time class a bit more and and integrated it with preferences
class, to automatically set relevant user prefs (tz, dateformat, timeformat).
This commit is contained in:
Ralf Becker
parent
e0795f7328
commit
3ef01bc589
@ -38,6 +38,10 @@
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*/
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class egw_time extends DateTime
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{
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/**
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* Database timestamp format: Y-m-d H:i:s
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*/
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const DATABASE = 'Y-m-d H:i:s';
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/**
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* DateTimeZone of server, read via date_default_timezone_get(), set by self::init()
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*
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@ -46,25 +50,25 @@ class egw_time extends DateTime
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static public $server_timezone;
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/**
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* DateTimeZone of user, read from user prefs, set by self::init()
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* DateTimeZone of user, read from user prefs, set by self::init() or self::setUserPrefs()
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*
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* @var DateTimeZone
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*/
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static public $user_timezone;
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/**
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* Time format from user prefs, set by self::init()
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* Time format from user prefs, set by self::setUserPrefs()
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*
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* @var string
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*/
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static public $user_time_format = 'H:i';
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static public $user_timeformat = 'H:i';
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/**
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* Date format from user prefs, set by self::init()
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* Date format from user prefs, set by self::setUserPrefs()
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*
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* @var string
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*/
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static public $user_date_format = 'Y-m-d';
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static public $user_dateformat = 'Y-m-d';
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/**
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* Constructor
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@ -77,11 +81,8 @@ class egw_time extends DateTime
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*/
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public function __construct($time='now',DateTimeZone $tz=null,&$type=null)
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{
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if (is_null($tz))
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{
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if (is_null(self::$user_timezone)) self::init();
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$tz = self::$user_timezone;
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}
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if (is_null($tz)) $tz = self::$user_timezone; // default user timezone
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switch(($type = gettype($time)))
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{
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case 'NULL':
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@ -114,6 +115,17 @@ class egw_time extends DateTime
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case 'array':
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parent::__construct('now',$tz);
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if (isset($time['Y'])) // array format used in eTemplate
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{
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$time = array(
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'year' => $time['Y'],
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'month' => $time['m'],
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'day' => $time['d'],
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'hour' => $time['H'],
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'minute' => $time['i'],
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'second' => $time['s'],
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);
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}
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if (!empty($time['full']) && empty($time['year']))
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{
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$time['year'] = (int)substr($time['full'],0,4);
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@ -144,8 +156,6 @@ class egw_time extends DateTime
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*/
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public function setUser()
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{
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if (is_null(self::$user_timezone)) self::init();
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$this->setTimezone(self::$user_timezone);
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}
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@ -156,8 +166,6 @@ class egw_time extends DateTime
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*/
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public function setServer()
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{
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if (is_null(self::$server_timezone)) self::init();
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$this->setTimezone(self::$server_timezone);
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}
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@ -178,15 +186,17 @@ class egw_time extends DateTime
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case '1': // boolean true: date as in user prefs
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if (is_bool($type))
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{
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$type = $type ? self::$user_date_format : self::$user_time_format;
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$type = $type ? self::$user_dateformat : self::$user_timeformat;
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}
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else
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{
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$type = self::$user_date_format.', '.self::$user_time_format;
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$type = self::$user_dateformat.', '.self::$user_timeformat;
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}
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// fall through
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break;
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case 'string':
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return parent::format('Y-m-d H:i:s');
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$type = self::DATABASE;
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break;
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case 'server': // timestamp in servertime
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$this->setServer();
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@ -199,7 +209,7 @@ class egw_time extends DateTime
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case 'object':
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case 'datetime':
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case 'egw_time':
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return $this;
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return clone($this);
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case 'array':
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$arr = array(
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@ -213,11 +223,38 @@ class egw_time extends DateTime
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);
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$arr['raw'] = mktime($arr['hour'],$arr['minute'],$arr['second'],$arr['month'],$arr['day'],$arr['year']);
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return $arr;
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case 'date_array': // array with short keys used by date: Y, m, d, H, i, s (used in eTemplate)
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return array(
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'Y' => (int)parent::format('Y'),
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'm' => (int)parent::format('m'),
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'd' => (int)parent::format('d'),
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'H' => (int)parent::format('H'),
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'i' => (int)parent::format('i'),
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's' => (int)parent::format('s'),
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);
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}
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// default $type contains string with format
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return parent::format($type);
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}
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/**
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* Cast object to a string
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*
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* @return string
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*/
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public function __toString()
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{
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$tz = $this->getTimezone();
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if (!$tz)
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{
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ob_start();
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debug_print_backtrace();
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error_log(ob_get_clean());
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}
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return $this->format(self::DATABASE);
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}
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/**
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* Convert a server time into a user time
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*
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@ -227,14 +264,12 @@ class egw_time extends DateTime
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*/
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public static function server2user($time,$type=null)
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{
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if (is_null(self::$user_timezone)) self::init();
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if (!is_a($time,$typeof='egw_time')) $time = new egw_time($time,self::$server_timezone,$typeof);
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$time->setUser();
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if (is_null($type)) $type = $typeof;
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//echo "<p>".__METHOD__."($time,$type) = ".print_r($datetime->format($type),true)."</p>\n";
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//echo "<p>".__METHOD__."($time,$type) = ".print_r($format->format($type),true)."</p>\n";
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return $time->format($type);
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}
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@ -247,13 +282,12 @@ class egw_time extends DateTime
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*/
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public static function user2server($time,$type=null)
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{
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if (is_null(self::$user_timezone)) self::init();
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if (!is_a($time,$typeof='egw_time')) $time = new egw_time($time,self::$user_timezone,$typeof);
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$time->setServer();
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if (is_null($type)) $type = $typeof;
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//echo "<p>".__METHOD__."($time,$type) = ".print_r($format->format($type),true)."</p>\n";
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return $time->format($type);
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}
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@ -274,26 +308,78 @@ class egw_time extends DateTime
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}
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/**
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* Init static variables, reading user prefs
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* Setter for user timezone, should be called after reading user preferences
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*
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* @param string $tz timezone, eg. 'Europe/Berlin' or 'UTC'
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* @param string $dateformat eg. 'Y-m-d' or 'd.m.Y'
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* @param string|int $timeformat integer 12, 24, or format string eg. 'H:i'
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* @throws egw_exception_wrong_userinput if invalid $tz parameter
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* @return DateTimeZone
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*/
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private static function init()
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public static function setUserPrefs($tz,$dateformat,$timeformat)
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{
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if (is_null(self::$server_timezone))
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if (!empty($dateformat)) self::$user_dateformat = $dateformat;
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switch($timeformat)
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{
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self::$server_timezone = new DateTimeZone(date_default_timezone_get());
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case '24':
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case '':
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self::$user_timeformat = 'H:i';
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break;
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case '12':
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self::$user_timeformat = 'h:i a';
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break;
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default:
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self::$user_timeformat = $timeformat;
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break;
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}
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if (is_null(self::$user_timezone) && isset($GLOBALS['egw_info']['user']['preferences']['common']))
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{
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if (empty($GLOBALS['egw_info']['user']['preferences']['common']['tz']))
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try {
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self::$user_timezone = new DateTimeZone($tz);
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}
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catch(Exception $e)
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{
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throw new egw_exception_wrong_userinput(lang('You need to %1set your timezone preference%2.','<a href="'.egw::link('/index.php',array(
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'menuaction' => 'preferences.uisettings.index',
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'appname' => 'preferences')).'">','</a>'));
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}
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self::$user_timezone = new DateTimeZone($GLOBALS['egw_info']['user']['preferences']['common']['tz']);
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return self::$user_timezone;
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}
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/**
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* Get offset in seconds between user and server time at given time $time
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*
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* Compatibility method for old code. It is only valid for the given time, because of possible daylight saving changes!
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*
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* @param int|string|DateTime $time='now'
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* @return int difference in seconds between user and server time (for the given time!)
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*/
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public static function tz_offset_s($time='now')
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{
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if (!is_a($time,'DateTime')) $time = new egw_time($time);
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return egw_time::$user_timezone->getOffset($time) - egw_time::$server_timezone->getOffset($time);
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}
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/**
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* Init static variables, reading user prefs
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*/
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public static function init()
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{
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self::$server_timezone = new DateTimeZone(date_default_timezone_get());
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if (isset($GLOBALS['egw_info']['user']['preferences']['common']['tz']))
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{
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self::setUserPrefs($GLOBALS['egw_info']['user']['preferences']['common']['tz'],
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$GLOBALS['egw_info']['user']['preferences']['common']['dateformat'],
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$GLOBALS['egw_info']['user']['preferences']['common']['timeformat']);
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}
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else
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{
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self::$user_timezone = clone(self::$server_timezone);
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}
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}
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}
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egw_time::init();
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/*
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if (isset($_SERVER['SCRIPT_FILENAME']) && $_SERVER['SCRIPT_FILENAME'] == __FILE__) // some tests
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{
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@ -328,20 +328,29 @@ class preferences
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{
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$prefs =& $this->data['common'];
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if (isset($prefs['tz']))
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if (!empty($prefs['tz']))
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{
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$GLOBALS['egw']->datetimezone = new DateTimeZone($prefs['tz']);
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$server_offset = date('Z');
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$GLOBALS['egw']->datetime_now = new DateTime('now',$GLOBALS['egw']->datetimezone);
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$utc_offset = $GLOBALS['egw']->datetime_now->getOffset();
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$user_now = $GLOBALS['egw']->datetime_now->format('Y-m-d H:i:s e (T)');
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$GLOBALS['egw_info']['user']['preferences']['common']['tz_offset'] = $prefs['tz_offset'] = ($utc_offset - $server_offset)/3600;
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//echo "<p>".__METHOD__."() tz='{$prefs['tz']}'=$utc_offset=$user_now, server=date('Z')=$server_offset --> $prefs[tz_offset]</p>\n";
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egw_time::setUserPrefs($prefs['tz'],$prefs['date_format'],$prefs['time_format']);
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// set the old preference for compatibilty with old code
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$GLOBALS['egw_info']['user']['preferences']['common']['tz_offset'] = egw_time::tz_offset_s()/3600;
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//echo "<p>".__METHOD__."() tz=$prefs[tz] --> tz_offset={$GLOBALS['egw_info']['user']['preferences']['common']['tz_offset']}</p>\n";
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// ToDo: get rid of that
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if (isset($GLOBALS['egw']) && is_object($GLOBALS['egw']))
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{
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$GLOBALS['egw']->unset_datetime(); // to force an update
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}
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}
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}
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/**
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* Set user timezone, if we get restored from session
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*
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*/
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function __wakeup()
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{
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$this->check_set_tz_offset();
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}
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/**
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* read preferences from repository and stores in an array
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