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Per RFC2518 the Depth header should have varying default values.

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This commit is contained in:
Andrew McMillan 2007-07-31 07:40:06 +12:00
parent 28061a1654
commit c36874ea14
1 changed files with 25 additions and 3 deletions
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28
inc/CalDAVRequest.php
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@ -45,7 +45,29 @@ class CalDAVRequest
/**
* A variety of requests may set the "Depth" header to control recursion
*/
$this->depth = ( isset($_SERVER['HTTP_DEPTH']) ? $_SERVER['HTTP_DEPTH'] : 0 );
if ( isset($_SERVER['HTTP_DEPTH']) ) {
$this->depth = $_SERVER['HTTP_DEPTH'];
}
else {
/**
* Per rfc2518, section 9.2, 'Depth' might not always be present, and if it
* is not present then a reasonable request-type-dependent default should be
* chosen.
*/
switch( $this->method ) {
case 'PROPFIND':
case 'DELETE':
case 'MOVE':
case 'COPY':
case 'LOCK':
$this->depth = 'infinity';
break;
case 'REPORT':
default:
$this->depth = 0;
}
}
if ( $this->depth == 'infinity' ) $this->depth = DEPTH_INFINITY;
$this->depth = intval($this->depth);
@ -458,7 +480,7 @@ class CalDAVRequest
/**
* Send an XML Response. This function will never return.
*
*
* @param int $status The HTTP status to respond
* @param XMLElement $xmltree An XMLElement tree to be rendered
*/
@ -466,7 +488,7 @@ class CalDAVRequest
$xmldoc = $xmltree->Render(0,'<?xml version="1.0" encoding="utf-8" ?>');
$etag = md5($xmldoc);
header("ETag: \"$etag\"");
$this->DoResponse( $status, $xmldoc, 'text/xml; charset="utf-8"' );
$this->DoResponse( $status, $xmldoc, 'text/xml; charset="utf-8"' );
exit(0); // Unecessary, but might clarify things
}