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Path: /data/applications/aps/tikiwiki/7.0-0/standard/htdocs/lib/banners/ [ Home ]
File: bannerlib.php
<?php
// (c) Copyright 2002-2011 by authors of the Tiki Wiki CMS Groupware Project
// 
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id: bannerlib.php 33195 2011-03-02 17:43:40Z changi67 $

//this script may only be included - so its better to die if called directly.
if (strpos($_SERVER["SCRIPT_NAME"],basename(__FILE__)) !== false) {
  header("location: index.php");
  exit;
}

class BannerLib extends TikiLib
{

	function select_banner_id($zone)
	{
		$map = array(0=>'sun', 1=>'mon', 2=>'tue', 3=>'wed', 4=>'thu', 5=>'fri', 6=>'sat');
		$dw = $map[$this->date_format("%w")];

		$hour = $this->date_format("%H"). $this->date_format("%M");
		$cookieName = "banner_$zone";
		$mid = '';
		$views = array();
		$bindvars = array('y', $hour, $hour, 'y', (int) $this->now, (int) $this->now, 'n', -1, -1, $zone);
		if (isset($_COOKIE[$cookieName])) {
			$views = unserialize($_COOKIE[$cookieName]);
			$mid = 'and (`bannerId` not in ('.implode(',',array_fill(0, count($views),'?')).') or ';
			foreach ($views as $bId=>$bView) {
				$bindvars[] = $bId;
			}
			foreach ($views as $bId=>$bView) {
				$mids[] = '(`bannerId` = ? and `maxUserImpressions` > ?)';
				$bindvars[] = $bId;
				$bindvars[] = $bView;
			}
			$mid .= implode('or', $mids).')';
		}
		
		$query = "select `bannerId` from `tiki_banners` where `$dw` = ? and  `hourFrom`<=? and `hourTo`>=? and
		( ((`useDates` = ?) and (`fromDate`<=? and `toDate`>=?)) or (`useDates` = ?) ) and
		(`impressions`<`maxImpressions`  or `maxImpressions`=?) and (`clicks`<`maxClicks` or `maxClicks`=? or `maxClicks` is NULL) and `zone`=? $mid order by ".$this->convertSortMode('random');

		$result = $this->query($query,$bindvars,1,0);
		if (!($res = $result->fetchRow())) {
			return false;
		}
		$id = $res["bannerId"];
		
		// Increment banner impressions here
		if ($id) {
			$query = "update `tiki_banners` set `impressions` = `impressions` + 1 where `bannerId` = ?";
			$result = $this->query($query,array($id));
		}
	
		return $id;
	}


	function select_banner($zone, $target='_blank', $id='')
	{
		global $prefs, $tikilib;

		// Things to check
		// UseDates and dates
		// Hours
		// weekdays
		// zone
		// maxImpressions and impressions

		if (!empty($zone)) {
			$id = $this->select_banner_id( $zone );
		}
		$res = $this->get_banner( $id );
		$class = 'banner' . str_replace(' ','_',$zone);

		$raw = '';
		switch ($res["which"]) {
		case 'useHTML':
			$raw = $res["HTMLData"];

						break;
		case 'useFlash':
			if ($prefs['javascript_enabled'] == 'y') {
				global $headerlib; include_once('lib/headerlib.php');
				$headerlib->add_jsfile( 'lib/swfobject/swfobject.js' );
			}
			$raw = $tikilib->embed_flash(unserialize($res['HTMLData']));
						break;


		case 'useImage':
			$raw
				= "<div class='banner $class'><a target='$target' href='banner_click.php?id=" 
						. $res["bannerId"] . "&amp;url=" . urlencode($res["url"])
						. "'><img alt='banner' border='0' src=\"banner_image.php?id=" 
						. $res["bannerId"] . "\" /></a></div>";

						break;

		case 'useFixedURL':
			@$fp = fopen($res["fixedURLData"], "r");

			if ($fp) {
				$raw = '';

				while (!feof($fp)) {
					$raw .= fread($fp, 4096);
				}
				fclose ($fp);
			}

						break;

		case 'useText':
			$raw = "<a target='$target' class='bannertext' href='banner_click.php?id=" . $res["bannerId"] 
							. "&amp;url=" . urlencode($res["url"]) . "'>" 
							. $res["textData"] . "</a>";

						break;
		}

		// Increment banner impressions done in select_banner_id()
		// Now to set view limiting cookie for user
		$cookieName = "banner_$zone";
		$views = array();
		if (isset($_COOKIE[$cookieName])) {
			$views = unserialize($_COOKIE[$cookieName]);
		} 
		if ($res['maxUserImpressions'] > 0) {
			$views[$res['bannerId']] = isset($views[$res['bannerId']]) ? $views[$res['bannerId']]+1: 1;
			$expire = $res['useDates']? $res['toDate']: $tikilib->now+60*60*24*90; //90 days 
			setcookie($cookieName, serialize($views), $expire);
		}

		return $raw;
	}

	function add_click($bannerId)
	{
		$query = "update `tiki_banners` set `clicks` = `clicks` + 1 where `bannerId`=?";

		$result = $this->query($query,array((int)$bannerId));
	}

	function list_banners($offset = 0, $maxRecords = -1, $sort_mode = 'created_desc', $find = '', $user)
	{
		if ($user == 'admin') {
			$mid = '';
			$bindvars=array();
		} else {
			$mid = "where `client` = ?";
			$bindvars=array($user);
		}


		if ($find) {
			$findesc = '%' . $find . '%';
			$bindvars[]=$findesc;

			if ($mid) {
				$mid .= " and `url` like ? ";
			} else {
				$mid .= " where `url` like ? ";
			}
		}

		$query = "select * from `tiki_banners` $mid order by ".$this->convertSortMode($sort_mode);
		$query_cant = "select count(*) from `tiki_banners` $mid";
		$result = $this->query($query,$bindvars,$maxRecords,$offset);
		$cant = $this->getOne($query_cant,$bindvars);
		$ret = array();

		while ($res = $result->fetchRow()) {
			$ret[] = $res;
		}

		$retval = array();
		$retval["data"] = $ret;
		$retval["cant"] = $cant;
		return $retval;
	}

	function list_zones() 
	{
		$query = "select `zone` from `tiki_zones`";

		$query_cant = "select count(*) from `tiki_zones`";
		$result = $this->query($query,array());
		$cant = $this->getOne($query_cant,array());
		$ret = array();

		while ($res = $result->fetchRow()) {
			$ret[] = $res;
		}

		$retval = array();
		$retval["data"] = $ret;
		$retval["cant"] = $cant;
		return $retval;
	}

	function remove_banner($bannerId)
	{
		$query = "delete from `tiki_banners` where `bannerId`=?";

		$result = $this->query($query,array($bannerId));
	}

	function get_banner($bannerId)
	{
		$query = "select * from `tiki_banners` where `bannerId`=?";

		$result = $this->query($query,array($bannerId));

		if (!$result->numRows())
			return false;

		$res = $result->fetchRow();
		return $res;
	}

	function replace_banner($bannerId, $client, $url, $title = '', $alt = '', $use, $imageData, $imageType, $imageName, $HTMLData,
					$fixedURLData, $textData, $fromDate, $toDate, $useDates, $mon, $tue, $wed, $thu, $fri, $sat, $sun, $hourFrom, $hourTo,
					$maxImpressions, $maxClicks,$zone,$maxUserImpressions=-1
	)	{
		$imageData = urldecode($imageData);
		//$imageData = '';

		if ($bannerId) {
			$query = "update `tiki_banners` set
                `client` = ?,
                `url` = ?,
                `title` = ?,
                `alt` = ?,
                `which` = ?,
                `imageData` = ?,
                `imageType` = ?,
                `imageName` = ?,
                `HTMLData` = ?,
                `fixedURLData` = ?,
                `textData` = ?,
                `fromDate` = ?,
                `toDate` = ?,
                `useDates` = ?,
                `created` = ?,
                `zone` = ?,
                `hourFrom` = ?,
                `hourTo` = ?,
                `mon` = ? ,`tue` = ?, `wed` = ?, `thu` = ?, `fri` = ?, `sat` = ?, `sun` = ?,
                `maxImpressions` = ?, `maxUserImpressions`=?, `maxClicks` = ? where `bannerId`=?";

                $bindvars=array($client,$url,$title,$alt,$use,$imageData,$imageType,$imageName,$HTMLData,
                                $fixedURLData, $textData, $fromDate, $toDate, $useDates,$this->now,$zone,$hourFrom,$hourTo,
                                $mon,$tue,$wed,$thu,$fri,$sat,$sun,$maxImpressions,$maxUserImpressions,$maxClicks,$bannerId);

				$result = $this->query($query,$bindvars);

				/* invalid cache */
				global $tikilib, $tikidomain, $prefs;
				$bannercachefile = $prefs['tmpDir'];
				if ($tikidomain) { 
					$bannercachefile .= "/$tikidomain"; 
				}
				$bannercachefile.= "/banner.".(int)$bannerId;
				unlink($bannercachefile);
		} else {
			$query = "insert into `tiki_banners`(`client`, `url`, `title`, `alt`, `which`, `imageData`, `imageType`, `HTMLData`,
                `fixedURLData`, `textData`, `fromDate`, `toDate`, `useDates`, `mon`, `tue`, `wed`, `thu`, `fri`, `sat`, `sun`,
                `hourFrom`, `hourTo`, `maxImpressions`,`maxUserImpressions`,`maxClicks`,`created`,`zone`,`imageName`,`impressions`,`clicks`)
                values(?,?,?,?,?,?,?,?,?,
                ?,?,?,?,?,?,?,?,?,
                ?,?,?,?,?,?,?,?,?,?,?,?)";

                $bindvars=array($client,$url,$title,$alt,$use,$imageData,$imageType,$HTMLData,
                                $fixedURLData, $textData, $fromDate, $toDate, $useDates, $mon,$tue,$wed,$thu,
                                $fri,$sat,$sun,$hourFrom,$hourTo,$maxImpressions,$maxUserImpressions,$maxClicks,$this->now,$zone,$imageName,0,0);


			$result = $this->query($query,$bindvars);
			$query = "select max(`bannerId`) from `tiki_banners` where `created`=?";
			$bannerId = $this->getOne($query,array((int)$this->now));
		}

		return $bannerId;
	}

	function banner_add_zone($zone)
	{
		$query = "delete from `tiki_zones` where `zone`=?";
		$this->query($query,array($zone),-1,-1,false);
		$query = "insert into `tiki_zones`(`zone`) values(?)";
		$result = $this->query($query,array($zone));
		return true;
	}

	function banner_get_zones()
	{
		$query = "select * from `tiki_zones`";

		$result = $this->query($query,array());
		$ret = array();

		while ($res = $result->fetchRow()) {
			$ret[] = $res;
		}

		return $ret;
	}

	function banner_remove_zone($zone)
	{
		$query = "delete from `tiki_zones` where `zone`=?";

		$result = $this->query($query,array($zone));

		return true;
	}
}
$bannerlib = new BannerLib;