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Handle Transfer-Encoding: chunked responses.

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Andrew McMillan 2010-04-26 19:41:20 +12:00
parent 0718aa5352
commit 1467801345
1 changed files with 34 additions and 10 deletions
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44
inc/caldav-client-v2.php
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@ -273,22 +273,46 @@ class CalDAVClient {
while( !feof($fip) ) { $response .= fgets($fip,8192); }
fclose($fip);
$pos = strpos($response, "\n\n");
if ( $pos === false ) {
$this->httpResponseHeaders = $response;
$this->httpResponseBody = '';
}
else {
$this->httpResponseHeaders = substr($response,0,pos+1);
$this->httpResponseBody = substr($response, $pos + 2);
}
list( $this->httpResponseHeaders, $this->httpResponseBody ) = preg_split( '{\r?\n\r?\n}s', $response, 2 );
if ( preg_match( '{Transfer-Encoding: chunked}i', $this->httpResponseHeaders ) ) $this->Unchunk();
$this->headers = array(); // reset the headers array for our next request
$this->ParseResponse($response);
$this->ParseResponse($this->httpResponseBody);
return $response;
}
/**
* Unchunk a chunked response
*/
function Unchunk() {
$content = '';
$chunks = $this->httpResponseBody;
// printf( "\n================================\n%s\n================================\n", $chunks );
do {
$bytes = 0;
if ( preg_match('{^((\r\n)?\s*([ 0-9a-fA-F]+)(;[^\n]*)?\r?\n)}', $chunks, $matches ) ) {
$octets = $matches[3];
$bytes = hexdec($octets);
$pos = strlen($matches[1]);
// printf( "Chunk size 0x%s (%d)\n", $octets, $bytes );
if ( $bytes > 0 ) {
// printf( "---------------------------------\n%s\n---------------------------------\n", substr($chunks,$pos,$bytes) );
$content .= substr($chunks,$pos,$bytes);
$chunks = substr($chunks,$pos + $bytes + 2);
// printf( "+++++++++++++++++++++++++++++++++\n%s\n+++++++++++++++++++++++++++++++++\n", $chunks );
}
}
else {
$content .= $chunks;
}
}
while( $bytes > 0 );
$this->httpResponseBody = $content;
// printf( "~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n%s\n~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~\n", $content );
}
/**
* Send an OPTIONS request to the server
*