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Fix Evolution CalDAV HTTP_IF_MATCH issue (Stylite#601)

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Jörg Lehrke 2010-06-11 09:59:36 +00:00
parent f9c5c02a55
commit 78103fd02a
1 changed files with 5 additions and 2 deletions
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7
phpgwapi/inc/class.groupdav_handler.inc.php
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@ -267,13 +267,16 @@ abstract class groupdav_handler
$etag = $this->get_etag($entry); $etag = $this->get_etag($entry);
// If the clients sends an "If-Match" header ($_SERVER['HTTP_IF_MATCH']) we check with the current etag // If the clients sends an "If-Match" header ($_SERVER['HTTP_IF_MATCH']) we check with the current etag
// of the calendar --> on failure we return 412 Precondition failed, to not overwrite the modifications // of the calendar --> on failure we return 412 Precondition failed, to not overwrite the modifications
if (isset($_SERVER['HTTP_IF_MATCH']) && ($this->http_if_match = $_SERVER['HTTP_IF_MATCH']) != $etag) if (isset($_SERVER['HTTP_IF_MATCH']) &&
($this->http_if_match = (strstr($_SERVER['HTTP_IF_MATCH'], $etag) === false)))
{ {
if ($this->debug) error_log(__METHOD__."($method,,$id) HTTP_IF_MATCH='$_SERVER[HTTP_IF_MATCH]', etag='$etag': 412 Precondition failed"); if ($this->debug) error_log(__METHOD__."($method,,$id) HTTP_IF_MATCH='$_SERVER[HTTP_IF_MATCH]', etag='$etag': 412 Precondition failed");
return '412 Precondition Failed'; return '412 Precondition Failed';
} }
// if an IF_NONE_MATCH is given, check if we need to send a new export, or the current one is still up-to-date // if an IF_NONE_MATCH is given, check if we need to send a new export, or the current one is still up-to-date
if ($method == 'GET' && isset($_SERVER['HTTP_IF_NONE_MATCH']) && $_SERVER['HTTP_IF_NONE_MATCH'] == $etag) if ($method == 'GET' &&
isset($_SERVER['HTTP_IF_NONE_MATCH']) &&
strstr($_SERVER['HTTP_IF_MATCH'], $etag) !== false)
{ {
if ($this->debug) error_log(__METHOD__."($method,,$id) HTTP_IF_NONE_MATCH='$_SERVER[HTTP_IF_NONE_MATCH]', etag='$etag': 304 Not Modified"); if ($this->debug) error_log(__METHOD__."($method,,$id) HTTP_IF_NONE_MATCH='$_SERVER[HTTP_IF_NONE_MATCH]', etag='$etag': 304 Not Modified");
return '304 Not Modified'; return '304 Not Modified';