annotate weight/percent/ad_weight_percent.inc @ 0:d8a3998dac8e ad

ajout module ad
author pierre
date Fri, 20 Feb 2009 14:04:09 +0000
parents
children
rev   line source
pierre@0 1 <?php
pierre@0 2 // $Id: ad_weight_percent.inc,v 1.1.2.2.2.2 2009/02/16 17:06:50 jeremy Exp $
pierre@0 3
pierre@0 4 /**
pierre@0 5 * @file
pierre@0 6 * A plug in for the ad.module, providing a percentage based weighting mechanism
pierre@0 7 * for the random selection of ads.
pierre@0 8 *
pierre@0 9 * Copyright (c) 2007-2009.
pierre@0 10 * Jeremy Andrews <jeremy@tag1consulting.com>.
pierre@0 11 */
pierre@0 12
pierre@0 13 function ad_weight_percent_select_ad($ads, $quantity, $invalid) {
pierre@0 14 $tid = NULL;
pierre@0 15 if (adserve_variable('tids')) {
pierre@0 16 $id = adserve_variable('tids');
pierre@0 17 $tids = explode(',', $id);
pierre@0 18 // A group can only be comprised of one tid. If multiple tids are defined,
pierre@0 19 // then we're not working with a group.
pierre@0 20 if (sizeof($tids) == 1) {
pierre@0 21 $tid = $tids[0];
pierre@0 22 }
pierre@0 23 }
pierre@0 24 else if (!adserve_variable('nids')) {
pierre@0 25 // The default group.
pierre@0 26 $tid = 0;
pierre@0 27 }
pierre@0 28
pierre@0 29 // Only do something if we're currently processing a specific ad group.
pierre@0 30 if ($tid !== NULL) {
pierre@0 31 // TODO: The percentage information needs to be stored in the file cache,
pierre@0 32 // as obviously we don't want to bootstrap the database layer and perform
pierre@0 33 // a query at this point.
pierre@0 34 }
pierre@0 35 }