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<?php
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is addons.mozilla.org site.
*
* The Initial Developer of the Original Code is
* The Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Justin Scott <fligtar@mozilla.com> (Original Author)
* Andrei Hajdukewycz <sancus@off.net>
*
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/**
* Counts downloads from access logs and stores in database
*/
class Count_Downloads {
var $countedIPs = array(); // list of counted IP addresses
var $db;
var $totalSkipped = 0;
var $totalSkippedNL = 0;
var $totalCounted = 0;
/**
* Initializes download count parser
*/
function Count_Downloads(&$db) {
$this->db =& $db;
}
/**
* Increment relevant properties of each add-on for each date
*
* @param array $details details from the parsed log line
*/
function count($details) {
// Clean up IP array
$this->cleanIPs($details['unixtime']);
// Make sure IP is not in blacklist and is not coming from Mozilla .nl
if (isset($this->countedIPs[$details['ip']])) {
$this->totalSkipped++;
outputIfVerbose("[DownloadCounter] IP ({$details['ip']}) in blacklist; skipped");
}
elseif (strpos($details['ip'], MOZILLA_NL_IP) !== false) {
$this->totalSkippedNL++;
outputIfVerbose("[DownloadCounter] IP ({$details['ip']}) from Mozilla .nl; skipped");
}
elseif (empty($details['fileid'])) {
outputIfVerbose('[DownloadCounter] No file id found');
}
else {
$addon_id_result = $this->db->query("SELECT versions.addon_id FROM files LEFT JOIN versions ON files.version_id = versions.id WHERE files.id={$details['fileid']}");
$addon_id = mysql_fetch_array($addon_id_result);
if (!empty($addon_id['addon_id'])) {
$addon_increment_result = $this->db->query("UPDATE addons SET totaldownloads=totaldownloads+1 WHERE id={$addon_id['addon_id']}", true);
$this->updateCountsTable($addon_id['addon_id'], $details['unixtime']);
$this->totalCounted++;
outputIfVerbose("[DownloadCounter] Updated count for add-on id: {$addon_id['addon_id']}");
}
else {
// Couldn't find add-on associated with the file id (disturbing)
outputIfVerbose("[DownloadCounter] Could not retrieve add-on ID with file ID: {$details['fileid']}");
}
// Blacklist IP from being counted again for 30 seconds
$this->countedIPs[$details['ip']] = $details['unixtime'];
}
}
/**
* Cleans array of blacklisted IPs of IPs that downloaded over 30 seconds ago
*/
function cleanIPs($currentTime) {
foreach ($this->countedIPs as $ip => $downloadTime) {
if (($currentTime - $downloadTime) > 30)
unset($this->countedIPs[$ip]);
}
}
/**
* Updates or inserts record into counts table for add-on id and date
*/
function updateCountsTable($addon_id, $unixtime) {
$date = date('Y-m-d', $unixtime);
$addon_count_result = $this->db->query("SELECT * FROM download_counts WHERE addon_id='{$addon_id}' AND date='{$date}'");
$addon_count = mysql_fetch_array($addon_count_result);
if (empty($addon_count))
$this->db->query("INSERT INTO download_counts (addon_id, count, date) VALUES('{$addon_id}', '1', '{$date}')", true);
else
$this->db->query("UPDATE download_counts SET count=count+1 WHERE addon_id='{$addon_id}' AND date='{$date}'", true);
}
}
?>
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