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New library for parsing iCalendar RRule and generally dealing with iCal dates

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This commit is contained in:
Andrew McMillan 2006-12-11 21:47:17 +13:00
parent 858ce08d1f
commit a83752f81d
2 changed files with 139 additions and 6 deletions
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135
inc/RRule.php Normal file
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@ -0,0 +1,135 @@
<?php
/**
* Class for parsing RRule and getting us the dates
*
* @package rscds
* @subpackage caldav
* @author Andrew McMillan <andrew@catalyst.net.nz>
* @copyright Catalyst .Net Ltd
* @license http://gnu.org/copyleft/gpl.html GNU GPL v2
*/
/**
* A Class for handling dates in iCalendar format. We do make the simplifying assumption
* that all date handling in here is normalised to GMT. One day we might provide some
* functions to do that, but for now it is done externally.
*
* @package awl
*/
class iCalDate {
/**#@+
* @access private
*/
/** Text version */
var $_text;
/** Epoch version */
var $_epoch;
/** Fragmented parts */
var $_yy;
var $_mm;
var $_dd;
var $_hh;
var $_mm;
var $_ss;
/**#@-*/
/**
* The constructor takes either a text string formatted as an iCalendar date, or
* epoch seconds.
*/
function iCalDate( $input ) {
if ( preg_match( '/^\d{8}T\d{6}Z/', $input ) ) {
$this->SetICalDate($input);
}
else if ( intval($input) == 0 ) {
return;
}
else {
$this->SetEpochDate($input);
}
}
/**
* Set the date from a text string
*/
function SetICalDate( $input ) {
$this->_text = $input;
$this->_PartsFromText();
$this->_EpochFromParts();
}
/**
* Set the date from an epoch
*/
function SetEpochDate( $input ) {
$this->_epoch = intval($input);
$this->_TextFromEpoch();
$this->_PartsFromText();
}
/**
* Given an epoch date, convert it to text
*/
function _TextFromEpoch() {
$this->_text = gmdate('Ymd\THis\Z', $this->_epoch );
}
/**
* Given an epoch date, convert it to text
*/
function _PartsFromText() {
$this->_yy = substr($this->_text,0,4);
$this->_mo = substr($this->_text,4,2);
$this->_dd = substr($this->_text,6,2);
$this->_hh = substr($this->_text,9,2);
$this->_mi = substr($this->_text,11,2);
$this->_ss = substr($this->_text,13,2);
}
/**
* Given a text date, convert it to an epoch
*/
function _EpochFromParts() {
$this->_epoch = gmmktime ( $this->_hh, $this->_mi, $this->_ss, $this->_mo, $this->_dd, $this->_yy );
}
}
/**
* A Class for handling Events on a calendar
*
* @package awl
*/
class RRule {
/**#@+
* @access private
*/
/** The first instance */
var $_first;
/**#@-*/
/**
* The constructor takes a start & end date and an RRULE definition. All of these
* follow the iCalendar standard.
*/
function RRule( $start, $end, $rrule ) {
}
function GetNext( $after = false ) {
}
}
?>

10
rscds.webprj
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@ -200,8 +200,6 @@
<item url="testing/tests/regression-suite/304-Chandler-PROPFIND-2.result" uploadstatus="1" />
<item url="testing/tests/regression-suite/304-Chandler-PROPFIND-2.test" uploadstatus="1" />
<item url="testing/tests/regression-suite/304-Chandler-TEST-1.data" uploadstatus="1" />
<item url="testing/tests/regression-suite/305-Chandler-OPTIONS-3.result" uploadstatus="1" />
<item url="testing/tests/regression-suite/305-Chandler-OPTIONS-3.test" uploadstatus="1" />
<item url="testing/tests/regression-suite/3F4CF6227300FD062D9EF3CDFB30D32D-0-modified.ics.data" uploadstatus="1" />
<item url="testing/tests/regression-suite/3F4CF6227300FD062D9EF3CDFB30D32D-0.ics.data" uploadstatus="1" />
<item url="testing/tests/regression-suite/F56B49B10FC923D20FE2DC92D6580340-0.ics.data" uploadstatus="1" />
@ -216,15 +214,15 @@
<item url="testing/tests/regression-suite/208-Moz-REPORT-5.data" uploadstatus="1" />
<item url="testing/tests/regression-suite/208-Moz-REPORT-5.test" uploadstatus="1" />
<item url="docs/website/clients/Other-details.php" uploadstatus="1" />
<item url="testing/tests/regression-suite/305-Chandler-PROPFIND-3.test" uploadstatus="1" />
<item url="testing/tests/regression-suite/306-Chandler-PUT-1.test" uploadstatus="1" />
<item url="testing/tests/regression-suite/307-Chandler-PUT-2.test" uploadstatus="1" />
<item url="testing/tests/regression-suite/023-Mulberry-DELETE-3.test" uploadstatus="1" />
<item url="testing/tests/regression-suite/022-Mulberry-PUT-5.test" uploadstatus="1" />
<item url="dba/patches/1.1.5.sql" uploadstatus="1" />
<item url="docs/website/wikiheader.css" uploadstatus="1" />
<item url="htdocs/collection.php" uploadstatus="1" />
<item url="inc/CalDAVRequest.php" uploadstatus="1" />
<item url="po/nl_NL.po" />
<item url="po/nl_NL.po" uploadstatus="1" />
<item url="dba/patches/1.1.6.sql" uploadstatus="1" />
<item url="inc/caldav-LOCK.php" uploadstatus="1" />
<item url="inc/RRule.php" />
</project>
</webproject>