Noalyss\File_Cache Class Reference

Collaboration diagram for Noalyss\File_Cache:

Static Public Member Functions
static	get_content ($url, $filename, $time_cache_second)
	Check if the file exists, if yes then read otherwise take it from the url,.

Detailed Description

Definition at line 35 of file file_cache.class.php.

Member Function Documentation

get_content()

static Noalyss\File_Cache::get_content ( $url, $filename, $time_cache_second )

static

Check if the file exists, if yes then read otherwise take it from the url,.

Parameters

$url	url to the file to get the content
$filename	fullpath to the filename of the cache
$time_cache_second	valid time, if the cache is older , than reload it from the url

Returns

void

Definition at line 44 of file file_cache.class.php.

    {
        $content = null;
        if (file_exists($filename)) {
            $date_time = new \DateTime();
            $file_tmstamp = filemtime($filename);
 
            $delta = $date_time->getTimestamp() - $file_tmstamp;
 
            // if file too old , refresh it
            if ($delta > $time_cache_second) {
                $content = file_get_contents($url);
                $f_file = fopen($filename, "w+");
                if ( $f_file == false ) {
                    return $content;
                }
                fwrite($f_file, $content);
                fclose($f_file);
            } else {
                $content = file_get_contents($filename);
            }
        } else {
            $content = @file_get_contents($url);
            $f_file = fopen($filename, "w+");
            if ( $f_file == false ) {
                return $content;
            }
            fwrite($f_file, $content);
            fclose($f_file);
 
        }
        return $content;
    }

References $delta, and $url.

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The documentation for this class was generated from the following file:

• include/lib/file_cache.class.php