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prepare to test

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This commit is contained in:
Mikael Roos
2016-08-08 09:29:26 +02:00
parent c637fa23ef
commit b1d0cb1506
16 changed files with 1273 additions and 594 deletions
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42
webroot/imgf.php
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@@ -3,37 +3,42 @@
* Fast track cache, read entries from the cache before processing image
* the ordinary way.
*/
// Include debug functions
function debug1($msg)
{
$file = "/tmp/cimage";
if (!is_writable($file)) {
return;
}
$msg .= ":" . count(get_included_files());
$msg .= ":" . round(memory_get_peak_usage()/1024/1024, 3) . "MB";
$msg .= ":" . (string) round((microtime(true) - $_SERVER['REQUEST_TIME_FLOAT']), 6) . "ms";
file_put_contents($file, "$msg\n", FILE_APPEND);
// Load the config file or use defaults
$configFile = __DIR__
. "/"
. basename(__FILE__, ".php")
. "_config.php";
if (is_file($configFile) && is_readable($configFile)) {
$config = require $configFile;
} elseif (!isset($config)) {
$config = array(
"cache_path" => __DIR__ . "/../cache/",
);
}
//$useCache = getDefined(array('no-cache', 'nc'), false, true);
$cachePath = __DIR__ . "/../cache/fasttrack";
// Prepare to check if fast cache should be used
$cachePath = $config["cache_path"] . "/fasttrack";
$query = $_GET;
// Do not use cache when no-cache is active
$useCache = !(array_key_exists("no-cache", $query) || array_key_exists("nc", $query));
// Remove parts from querystring that should not be part of filename
$clear = array("nc", "no-cache");
foreach ($clear as $value) {
unset($query[$value]);
}
// Create the cache filename
arsort($query);
$queryAsString = http_build_query($query);
$filename = md5($queryAsString);
$filename = "$cachePath/$filename";
if (is_readable($filename)) {
// Check cached item, if any
if ($useCache && is_readable($filename)) {
$item = json_decode(file_get_contents($filename), true);
if (is_readable($item["source"])) {
@@ -44,7 +49,6 @@ if (is_readable($filename)) {
if (isset($_SERVER["HTTP_IF_MODIFIED_SINCE"])
&& strtotime($_SERVER["HTTP_IF_MODIFIED_SINCE"]) == $item["last-modified"]) {
header("HTTP/1.0 304 Not Modified");
debug1("really fast track 304");
exit;
}
@@ -52,12 +56,10 @@ if (is_readable($filename)) {
header($value);
}
debug1("really fast track 200");
readfile($item["source"]);
exit;
}
}
// No fast track cache, proceed as usual
include __DIR__ . "/img.php";