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Posted by mistral on 10/24/06 16:41
"petersprc@gmail.com wrote:
"
> Johnny is right. Here's some code I've used before that does something
> similar. This will log the request to a flat file then redirect the
> user:
> <?
> //
> // Class SimpleRedirectLog
> //
> // Create a simple redirect log. Sample usage:
> //
> // SimpleRedirectLog::logRedirect('file.zip');
> //
> // That will update a file called "logs/file.zip-access-log.csv"
> // with the IP address of the client and the number of times the
> // URL has been accessed. The client will be redirected to "file.zip".
> //
>
> class SimpleRedirectLog
> {
> function logRedirect($url, $logPath = null)
> {
> if (SimpleRedirectLog::logAccess($url, $logPath) !== false) {
> header("Location: $url");
> return true;
> }
> return false;
> }
>
> function logAccess($url, $logPath = null)
> {
> $ok = false;
> $counter = 0;
>
> if (is_null($logPath)) {
> $logPath = dirname(__FILE__) . '/logs/' .
> preg_replace('#[/\\\]#', '_', $url) .
> '-access-log.csv';
> }
>
> if (!($fh = fopen($logPath, 'a+'))) {
> trigger_error('Failed to open log file.');
> } elseif (!flock($fh, LOCK_EX)) {
> trigger_error('Failed to lock log file.');
> } elseif (($size = filesize($logPath)) === false) {
> trigger_error('Failed to get log file size.');
> } else {
> $err = false;
> if ($size > 0) {
> // Get the current counter value
> $val = '';
> $offset = -1;
> for (;;) {
> if (fseek($fh, $offset--, SEEK_END) !== 0) {
> trigger_error("Failed to retrieve counter.");
> $err = true;
> } elseif (($c = fgetc($fh)) === false) {
> break;
> } elseif ($c == ',') {
> if (!preg_match('/^[1-9][0-9]*$/', $val)) {
> trigger_error("Stored counter is invalid: \"$val\".");
> $err = true;
> } else {
> $counter = intval($val);
> }
> break;
> } elseif ($c != "\r" && $c != "\n") {
> $val = $c . $val;
> }
> }
> if (fseek($fh, 0, SEEK_END) !== 0) {
> trigger_error("Failed to seek in log file.");
> $err = true;
> }
> }
> if (!$err) {
> $entry =
> SimpleRedirectLog::csvEncode(date('Y/m/d G:i:s')) . ',' .
> SimpleRedirectLog::csvEncode($url) . ',' .
> SimpleRedirectLog::csvEncode($_SERVER['REMOTE_ADDR']) . ',' .
> ($counter + 1) . "\n";
> if (!fwrite($fh, $entry)) {
> trigger_error('Failed to write log data.');
> } else {
> $ok = true;
> }
> }
> }
>
> if ($fh && !fclose($fh)) {
> trigger_error('Failed to close log file.');
> $ok = false;
> }
>
> return $ok ? $counter : false;
> }
>
> function csvEncode($str)
> {
> if (preg_match("/[,\"\r\n]/", $str)) {
> $str = '"' . preg_replace('/([" \\\\])/', '\\\\\1', $str) . '"';
> }
> return $str;
> }
> }
>
> ?>
>
> You could modify this to use readfile() if you want to send the file
> directly from PHP instead of using a redirect.
>
> mistral wrote:
> > "Johnny писал(а):
> > "
> > > "mistral" <polychrom@softhome.net> wrote in message
> > > news:1161631139.229252.75610@e3g2000cwe.googlegroups.com...
> > > > I use htaccess to protect directory and granting access to download
> > > > file only for the authorized users. Just want implement simple PHP file
> > > > download counter for single file. I need track the number of downloads
> > > > of this file on my website, IP address and date. Since I have no access
> > > > to Apache log files, I need some other way, use script that will write
> > > > a log file. Is there some handy way?
> M.
> -----------
> Write a script that supplies the file download with the correct mime type
> and in that script record the details you want to the place you want...
> -----------------
> How to interface this with htaccess? I am new in Php, perhaps there is
> ready scripts written for this tasks?
> M.
------------------
I tried script, but not work for me. What variables need be edited?
M.
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