function jpcache_end($contents)
{
global $pretext;
jpcache_debug("Callback happened");
// We do a binary comparison of the first two bytes, see
// rfc1952, to check wether the content is gzipped.
$is_gzipped = strncmp($contents, " ‹", 2) === 0;
// If the connection was aborted, do not write the cache.
// We don't know if the data we have is valid, as the user
// has interupted the generation of the page.
// Also check if jpcache is not disabled
// Also skip if content is less then 50 bytes (uncompressed) or 17 Bytes (comrpessed)
if (connection_aborted() || $GLOBALS["JPCACHE_ON"] == 0 || $GLOBALS["JPCACHE_TIME"] <= 0 || strlen($contents) / (1 + $is_gzipped * 2) < 50 || $pretext['status'] != 200) {
jpcache_debug("Skipped writing Cachefile. Returned as is.");
return $contents;
}
// If it's compressed in the script, decompress first.
if ($is_gzipped) {
$contents = gzinflate(substr($contents, 10));
}
$contents_snippet = substr($contents, 0, 50);
$gzdata = $GLOBALS["JPCACHE_USE_GZIP"] ? gzcompress($contents, $GLOBALS["JPCACHE_GZIP_LEVEL"]) : $contents;
$datasize = strlen($contents);
$datacrc = crc32($contents);
jpcache_debug("Writing cached data to storage");
// write the cache with the current data
jpcache_write($gzdata, $datasize, $datacrc, $contents_snippet);
// Handle type-specific additional code if required
jpcache_do_end();
// Return flushed data
return jpcache_flush($gzdata, $datasize, $datacrc);
}
function jpcache_end($contents)
{
jpcache_debug("Callback happened");
$datasize = strlen($contents);
$datacrc = crc32($contents);
if ($GLOBALS["JPCACHE_USE_GZIP"]) {
$gzdata = gzcompress($contents, $GLOBALS["JPCACHE_GZIP_LEVEL"]);
} else {
$gzdata = $contents;
}
// If the connection was aborted, do not write the cache.
// We don't know if the data we have is valid, as the user
// has interupted the generation of the page.
// Also check if jpcache is not disabled
if (!connection_aborted() && $GLOBALS["JPCACHE_ON"] && $GLOBALS["JPCACHE_TIME"] >= 0) {
jpcache_debug("Writing cached data to storage");
// write the cache with the current data
jpcache_write($gzdata, $datasize, $datacrc);
}
// Handle type-specific additional code if required
jpcache_do_end();
// Return flushed data
return jpcache_flush($gzdata, $datasize, $datacrc);
}