/wp-content/plugins/mailz/mailz.php

<?php

/*

 Plugin Name: Mailing List

 Plugin URI: http://www.zingiri.com/plugins-and-addons/mailing-list

 Description: This plugin provides easy to use mailing list functionality to your Wordpress site

 Author: Zingiri

 Version: 2.3.1

 Author URI: http://www.zingiri.com/

 */



define("ZING_MAILZ_VERSION","2.3.1");

define("ZING_MAILZ_PREFIX","zing_");



if (isset($wpdb)) $dbtablesprefix=$wpdb->prefix.ZING_MAILZ_PREFIX;



// Pre-2.6 compatibility for wp-content folder location

if (!defined("WP_CONTENT_URL")) {

	define("WP_CONTENT_URL", get_option("siteurl") . "/wp-content");

}

if (!defined("WP_CONTENT_DIR")) {

	define("WP_CONTENT_DIR", ABSPATH . "wp-content");

}



if (!defined("ZING_MAILZ_PLUGIN")) {



	$zing_mailz_plugin=substr(dirname(__FILE__),strlen(WP_CONTENT_DIR)+9,strlen(dirname(__FILE__))-strlen(WP_CONTENT_DIR)-9);

	define("ZING_MAILZ_PLUGIN", $zing_mailz_plugin);

}



if (!defined("ZING_MAILZ_DIR")) {

	define("ZING_MAILZ_DIR", WP_CONTENT_DIR . "/plugins/".ZING_MAILZ_PLUGIN."/lists/");

}



if (!defined("ZING_MAILZ_LOC")) {

	define("ZING_MAILZ_LOC", WP_CONTENT_DIR . "/plugins/".ZING_MAILZ_PLUGIN."/");

}



if (!defined("ZING_MAILZ_URL")) {

	define("ZING_MAILZ_URL", WP_CONTENT_URL . "/plugins/".ZING_MAILZ_PLUGIN."/");

}

if (!defined("ZING_MAILZ_LOGIN")) {

	define("ZING_MAILZ_LOGIN", get_option("zing_mailz_login"));

}



if (!defined("BLOGUPLOADDIR")) {

	$upload=wp_upload_dir();

	define("BLOGUPLOADDIR",$upload['path']);

}



$zing_mailz_version=get_option("zing_mailz_version");



if ($zing_mailz_version) {

	add_action("init","zing_mailz_init");

	add_filter('the_content', 'zing_mailz_content', 10, 3);

	add_action('wp_head','zing_mailz_head');

	add_action('wp_head','zing_mailz_header');

	add_action('admin_notices','zing_mailz_notices');

}

add_action('admin_head','zing_mailz_admin_head');



register_activation_hook(__FILE__,'zing_mailz_activate');

register_deactivation_hook(__FILE__,'zing_mailz_deactivate');

if (!zing_mailz_mode()) require_once(dirname(__FILE__) . '/includes/options.inc.php');

elseif (zing_mailz_mode()=='remote') require_once(dirname(__FILE__) . '/includes/misc2.php');

elseif (zing_mailz_mode()=='local') require_once(dirname(__FILE__) . '/includes/misc1.php');

require_once(dirname(__FILE__) . '/includes/index.php');

require_once(dirname(__FILE__) . '/classes/index.php');

require_once(dirname(__FILE__) . '/mailz_cp.php');



function zing_mailz_notices() {

	$zing_mailz_version=get_option("zing_mailz_version");

	$warnings=array();



	if (($ssp=session_save_path()) && !is_writable($ssp)) $warnings[]='PHP sessions are not properly configured on your server, the sessions save path '.$ssp.' is not writable.';



	if (phpversion() < '5')	$warnings[]="You are running PHP version ".phpversion().". You require PHP version 5.2 or higher for this plugin, with version 5.3 recommended.";

	if (!function_exists('curl_init')) $warnings[]="You need to have cURL installed. Contact your hosting provider to do so.";



	$upload=wp_upload_dir();

	if ($upload['error']) $warnings[]=$upload['error'];



	if (empty($zing_mailz_version)) $warnings[]='Please proceed with a clean install or deactivate your plugin';

	elseif ($zing_mailz_version != ZING_MAILZ_VERSION) $warnings[]='You downloaded version '.ZING_MAILZ_VERSION.'. Please verify and <a href="admin.php?page=mailz_setup">update</a> your settings (currently at version '.$zing_mailz_version.').';



	if (get_option('activation-output')) {

		//	$warnings[]='An error occured during activation:<br /><div style="background-color:white">'.get_option('activation-output').'</div>';

	}

	if (count($warnings)>0) {

		echo "<div id='zing-warning' style='clear:both;background-color:greenyellow' class='updated fade'>";

		foreach ($warnings as $message) {

			echo "<p><strong>Mailing list: ".$message."</strong></p>";

		}

		echo "</div>";

	}

}





function zing_activation_output($buffer) {

	update_option('activation-output',$buffer);

	if ($buffer) die();

}



function zing_mailz_activate() {

}



/**

 * Deactivation

 * @return void

 */

function zing_mailz_deactivate() {

	wp_clear_scheduled_hook('zing_mailz_cron_hook');

}





/**

 * Main function handling content

 * @param $process

 * @param $content

 * @return unknown_type

 */

function zing_mailz_main($process,$content="") {

	global $zing_mailz_content;



	if ((!is_admin() || (is_admin() && strstr($_REQUEST['page'],'mailz'))) && $zing_mailz_content) {

		$content='<div id="phplist">'.$zing_mailz_content.'</div>';

		$content.=zing_mailz_footer();

	}

	return $content;

}



function zing_mailz_output($process) {



	global $post;

	global $wpdb;

	global $cfg;

	global $thisuser;

	global $nav;

	global $zing_mailz_loaded,$zing_mailz_mode;



	$content="";



	switch ($process)

	{

		case "content":

			if (isset($_POST['zname'])) {

				$_POST['name']=$_POST['zname'];

				unset($_POST['zname']);

			}

			if (isset($post)) $cf=get_post_custom($post->ID);

			if (isset($_GET['zlist'])) {

				if (isset($_GET['page']) && ($_GET['page']=='mailz_cp')) $to_include='admin/index';

				elseif (isset($_GET['page'])) $to_include='admin/index';

				else $to_include=$_GET['zlist'];

				$zing_mailz_mode="client";

			}

			elseif (isset($_GET['zscp']))

			{

				$to_include="index";



				$zing_mailz_mode="admin";

			}

			elseif (isset($_GET['zsetup']))

			{

				$to_include="setup/".$_GET['zscp'];

				$zing_mailz_mode="setup";

			}

			elseif (isset($cf['zing_mailz_page']) && ($cf['zing_mailz_page'][0]=='mailz'))

			{

				$to_include="index";

			}

			elseif (isset($cf['zing_mailz_page']) && ($cf['zing_mailz_page'][0]=='admin'))

			{

				$to_include="index.php";

				$zing_mailz_mode="admin";

			}

			else

			{

				return $content;

			}

			if (isset($cf['cat'])) {

				$_GET['cat']=$cf['cat'][0];

			}

			break;

		default:

			return $content;

			break;

	}

	if (zing_mailz_login()) {

		$http=zing_mailz_http('mailz',$to_include.'.php');

		$news = new zHttpRequest($http,'mailz');

		if ($news->live()) {

			$output=$news->DownloadToString();

			if ($news->type=='application/csv') {

				ob_end_clean();

				header( "Content-type: ".$news->type );

				header('Content-Disposition: attachment; filename="download.csv"');

				echo $output;

				die();

			} else {

				if ($to_include=='admin/help/index') die($output);

				$output=stripslashes($output);

				$content.=zing_mailz_ob($output);

			}

			return $content;

		}

	}

}



function zing_mailz_mainpage() {

	$ids=get_option("zing_mailz_pages");

	$ida=explode(",",$ids);

	return $ida[0];

}



function zing_mailz_ob($buffer) {

	global $current_user,$zing_mailz_mode,$wpdb,$wp_version;



	$prefix=$wpdb->prefix.ZING_MAILZ_PREFIX;

	$home=get_option('home');

	$admin=get_option('siteurl').'/wp-admin/';

	$pid=zing_mailz_mainpage();



	$buffer=str_replace('page=','zlistpage=',$buffer);

	if (is_admin()) {

		$buffer=str_replace('<span class="menulinkleft"><a href="./?zlistpage=logout">logout</a><br /></span>','',$buffer);

		$buffer=str_replace('<a href="./?zlistpage=logout">logout</a>','',$buffer);

		$buffer=str_replace('./?','admin.php?'.'page=mailz_cp&zlist=index&',$buffer);

		if (isset($_GET['zlistpage'])) $buffer=str_replace('<form method=post >','<form method=post action="'.$admin.'admin.php?page=mailz_cp&zlist=index&zlistpage='.$_GET['zlistpage'].'">',$buffer);

		$buffer=str_replace('name="page"','name="zlistpage"',$buffer);

		$buffer=str_replace('<form method="get" name="listcontrol" action="">','<form method="get" name="listcontrol" action="admin.php"><input type="hidden" value="mailz-users" name="page"/>',$buffer);

		$buffer=str_replace('<form method="get" name="listcontrol">','<form method="get" name="listcontrol" action="admin.php"><input type="hidden" value="mailz-users" name="page"/>',$buffer);

		if (isset($_GET['zlistpage'])) $buffer=str_replace('<form method=get>','<form method=get><input type="hidden" name="page" value="mailz_cp" /><input type="hidden" name="zlist" value="index" /><input type="hidden" name="zlistpage" value="'.$_GET['zlistpage'].'" />',$buffer);

		if (isset($_GET['zlistpage'])) $buffer=str_replace('<form method="post" action="">','<form method=post action="'.$admin.'admin.php?page=mailz_cp&zlist=index&zlistpage='.$_GET['zlistpage'].'">',$buffer);

		$buffer=str_replace(ZING_PHPLIST_URL.'/?',$admin.'admin.php?page=mailz_cp&zlist=index&',$buffer);

		$buffer=str_replace('./FCKeditor',ZING_PHPLIST_URL.'/admin/FCKeditor',$buffer);

		$buffer=str_replace('src="images/','src="'.ZING_PHPLIST_URL.'/admin/images/',$buffer);

		$buffer=str_replace('src="js/jslib.js"','src="'.ZING_PHPLIST_URL.'/js/jslib.js"',$buffer);

		$buffer=str_replace('url( styles/tabs.css )','url( '.ZING_PHPLIST_URL.'/admin/styles/tabs.css )',$buffer);

		if ($wp_version >= '3.3') {

			//$f[]='/<textarea.id\="message".*class\="theEditor".*>((.|\s)*?)<\/textarea>/';

			$f[]='/<textarea id="message" class="theEditor" name=message cols=65 rows=20>((.|\s)*?)<\/textarea>/';

			$buffer=preg_replace_callback($f,'zingiri_mailz_editor_replace',$buffer);

		}



	} else {

		$buffer=str_replace('/lists/admin',$admin.'admin.php?page=mailz_cp&zlist=index&',$buffer); //go to admin page

		$buffer=str_replace('./?',$home.'/?page_id='.$pid.'&zlist=index&',$buffer);

		$buffer=str_replace(ZING_PHPLIST_URL.'/?',$home.'/?page_id='.$pid.'&zlist=index&',$buffer);

		if (isset($_GET['p']) && $_GET['p']=='subscribe' && isset($current_user->data->user_email)) {

			$buffer=str_replace('name=email value=""','name=email value="'.$current_user->data->user_email.'"',$buffer);

			$buffer=str_replace('name=emailconfirm value=""','name=emailconfirm value="'.$current_user->data->user_email.'"',$buffer);

		}

		if (isset($_GET['p']) && $_GET['p']=='unsubscribe' && isset($current_user) && isset($current_user->data->user_email)) {

			$query="select uniqid from ".$prefix."phplist_user where email='".$current_user->data->user_email."'";

			$uid=$wpdb->get_var($query);

			$buffer=str_replace('name="unsubscribeemail" value=""','name="unsubscribeemail" value="'.$current_user->data->user_email.'"',$buffer);

			$buffer=str_replace('uid="','uid='.$uid.'"',$buffer);

		}

		if (isset($_GET['p']) && $_GET['p']=='preferences' && isset($current_user->data->user_email)) {

			$buffer=str_replace('name=email value=""','name=email value="'.$current_user->data->user_email.'"',$buffer);

			$buffer=str_replace('name=emailconfirm value=""','name=emailconfirm value="'.$current_user->data->user_email.'"',$buffer);

		}

	}



	return '<!--buffer:start-->'.$buffer.'<!--buffer:end-->';

}



function zingiri_mailz_editor_replace($match) {

	$id='message';

	$content=html_entity_decode($match[1]);

	ob_start();

	wp_editor($content,$id);

	return ob_get_clean();

}





/**

 * Page content filter

 * @param $content

 * @return unknown_type

 */

function zing_mailz_content($content) {

	return zing_mailz_main("content",$content);

}





/**

 * Header hook: loads FWS addons and css files

 * @return unknown_type

 */

function zing_mailz_header()

{

	global $zing_mailz_content;

	global $zing_mailz_menu;

	global $zing_mailz_post;



	if (isset($_POST) && isset($zing_mailz_post)) {

		$_POST=array_merge($_POST,$zing_mailz_post);

	}



	$output=zing_mailz_output("content");

	$menu1=zing_integrator_cut($output,'<div class="menutableright">','</div>');

	if ($menu1) {

		$menu1=str_replace('<span','<li><span',$menu1);

		$menu1=str_replace('</span>','</span></li>',$menu1);

		$menu1='<ul>'.$menu1.'</ul>';

		$menu1=str_replace('menulinkleft','xmenulinkleft',$menu1);

		$menu1=str_replace('<hr>','',$menu1);

	}

	$zing_mailz_menu=$menu1;

	if ($zing_mailz_menu) $_SESSION['mailz_menu']=$zing_mailz_menu;

	$body=zing_integrator_cut($output,'<body','</body>',true);

	$body=strchr($body,'>');

	$zing_mailz_content=trim(substr($body,1));

}



function zing_mailz_admin_head() {

	global $wp_version;

	if (isset($_REQUEST['page']) && (strstr($_REQUEST['page'],'mailz_') || strstr($_REQUEST['page'],'mailz-'))) {

		echo '<link rel="stylesheet" type="text/css" href="' . ZING_MAILZ_URL . 'lists/admin/styles/phplist.css" media="screen" />';

		echo '<link rel="stylesheet" type="text/css" href="' . ZING_MAILZ_URL . 'zing.css" media="screen" />';

	}

	if (($wp_version < '3.3') && ((isset($_REQUEST['zlistpage']) && ($_REQUEST['zlistpage']=='templatee' || $_REQUEST['zlistpage']=='send')) || (isset($_REQUEST['page']) && ($_REQUEST['page']=='mailz-send')))) {

		wp_tiny_mce( false, array( 'editor_selector' => 'theEditor' ) );

	}

}



function zing_mailz_head() {

	echo '<link rel="stylesheet" type="text/css" href="' . ZING_MAILZ_URL . 'lists/styles/phplist.css" media="screen" />';

	echo '<link rel="stylesheet" type="text/css" href="' . ZING_MAILZ_URL . 'zing.css" media="screen" />';

}



/**

 * Initialization of page, action & page_id arrays

 * @return unknown_type

 */

function zing_mailz_init() {

	global $wp_version;



	ob_start();

	if (!session_id()) @session_start();



	if (is_admin() && ((isset($_REQUEST['zlistpage']) && ($_REQUEST['zlistpage']=='templatee' || $_REQUEST['zlistpage']=='send')) || (isset($_REQUEST['page']) && $_REQUEST['page']=='mailz-send'))) {

		wp_enqueue_script(array('jquery'));

		if ($wp_version < '3.3') wp_enqueue_script(array('editor', 'thickbox', 'media-upload'));

	}



}



function mailz_log($type=0,$msg='',$filename="",$linenum=0) {

	if (get_option('mailz_debug')) {

		if (is_array($msg)) $msg=print_r($msg,true);

		$v=get_option('mailz_debug_log');

		if (!is_array($v)) $v=array();

		array_unshift($v,array(time(),$type,$msg));

		update_option('mailz_debug_log',$v);

	}

}



function zing_mailz_mode() {

	if (!get_option('zing_mailz_mode')) {

		if (zing_mailz_has_local_database()) update_option('zing_mailz_mode','local');

		elseif (get_option('zing_mailz_key')) update_option('zing_mailz_mode','remote');

	}

	return get_option('zing_mailz_mode');

}



function zing_mailz_has_local_database() {

	global $wpdb;

	$query="show tables like '".$wpdb->prefix.ZING_MAILZ_PREFIX."phplist_config'";

	$rows=$wpdb->get_results($query);

	if (count($rows) > 0) return true;

	else return false;

}