<?php
/**
 * Piwik - Open source web analytics
 * 
 * @link http://piwik.org
 * @license http://www.gnu.org/licenses/gpl-3.0.html Gpl v3 or later
 * @version $Id: ExamplePlugin.php 838 2008-12-17 17:26:15Z matt $
 * 
 * @package Piwik_ExamplePlugin
 */

class Piwik_ExamplePlugin extends Piwik_Plugin
{
	public function getInformation()
	{
		return array(
			'name' => 'Example Plugin',
			'description' => 'Example Plugin: This plugin shows how to create a very simple plugin, that exports two widgets in the Dashboard.',
			'author' => 'Piwik',
			'homepage' => 'http://piwik.org/',
			'version' => '0.1',
		);
	}
	
	public function getListHooksRegistered()
	{
		return array(
//			'Controller.renderView' => 'addUniqueVisitorsColumnToGivenReport',
		);
	}
	
	function addUniqueVisitorsColumnToGivenReport($notification)
	{
		$view = $notification->getNotificationInfo();
		$view = $view['view'];
		if($view->getCurrentControllerName() == 'Referers'
			&& $view->getCurrentControllerAction() == 'getWebsites')
		{
			$view->addColumnToDisplay('nb_uniq_visitors');
		}
	}
}

// we register the widgets so they appear in the "Add a new widget" window in the dashboard
Piwik_AddWidget('ExamplePlugin', 'exampleWidget', 'Example widget');
Piwik_AddWidget('ExamplePlugin', 'blogMatthieu', 'Blog matthieu RSS');

class Piwik_ExamplePlugin_Controller extends Piwik_Controller
{	
	/**
	 * Go to /piwik/?module=ExamplePlugin&action=helloWorld to execute this method
	 *
	 */
	function helloWorld()
	{
		echo "Hello world! <br />";
		echo "Happy coding with Piwik :)";
	}
	
	/**
	 * See the result on piwik/?module=ExamplePlugin&action=exampleWidget
	 * or in the dashboard > Add a new widget 
	 *
	 */
	function exampleWidget()
	{
		echo "Hello world! <br> You can output whatever you want in widgets, and put them on dashboard or everywhere on the web (in your blog, website, etc.).
		<br>Widgets can include graphs, tables, flash, text, images, etc.
		<br>It's very easy to create a new plugin and widgets in Piwik. Have a look at this example file (/plugins/ExamplePlugin/ExamplePlugin.php).
		<br><i>Happy coding!</i>";
	}

	/**
	 * Embed Matt's blog using widgetbox.com widget code
	 */
	function blogMatthieu()
	{
		echo '
		<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" type="application/x-shockwave-flash" width="400px" height="338px" id="InsertWidget_3fe0d93d-bae5-42f9-bec4-4235cb6285a8" align="middle">
			<param name="movie" value="http://widgetserver.com/syndication/flash/wrapper/InsertWidget.swf?appId=3fe0d93d-bae5-42f9-bec4-4235cb6285a8"/>
			<param name="quality" value="high" />
			<param name="wmode" value="transparent" />
			<param name="menu" value="false" />
		<embed src="http://widgetserver.com/syndication/flash/wrapper/InsertWidget.swf?appId=3fe0d93d-bae5-42f9-bec4-4235cb6285a8"  name="InsertWidget_3fe0d93d-bae5-42f9-bec4-4235cb6285a8"  width="400px" height="338px" quality="high" menu="false" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" wmode="transparent" align="middle" /> </object>
		<img style="visibility:hidden;width:0px;height:0px;" border="0" width="0" height="0" src="http://runtime.widgetbox.com/syndication/track/3fe0d93d-bae5-42f9-bec4-4235cb6285a8.gif" />
		';
	}
	
	/**
	 * This method displays a text containing an help about "How to build plugins for Piwik".
	 * This help is then used on http://dev.piwik.org/trac/wiki/Plugins/GlobalFunctions
	 *
	 */
	function index()
	{
		$out = '';
		$out .= '<i>This page aims to list the different functions you can use when programming plugins for Piwik.</i><br>';
		$out .= '<b>Be careful, the following APIs may change in the near future as Piwik is still in development.</b><br>';
		
		$out .= '<h2>General</h2>';
		$out .= '<h3>Accessible from your plugin controller</h3>';
		
		$out .= '<code>$this->date</code> = current selected <b>Piwik_Date</b> object (<a href="http://piwik.org/documentation/Piwik_Helper/Piwik_Date.html">documentation</a>)<br/>';
		$out .= '<code>$period = Piwik_Common::getRequestVar("period");</code> - Get the current selected period<br/>';
		$out .= '<code>$idSite = Piwik_Common::getRequestVar("idSite");</code> - Get the selected idSite<br/>';
		$out .= '<code>$site = new Piwik_Site($idSite);</code> - Build the Piwik_Site object (<a href="http://piwik.org/documentation/Piwik_Site/Piwik_Site.html">documentation</a>)<br/>';
		$out .= '<code>$this->str_date</code> = current selected date in YYYY-MM-DD format<br/>';
		
		$out .= '<h3>Misc</h3>';
		$out .= '<code>Piwik_AddMenu( $mainMenuName, $subMenuName, $url );</code> - Adds an entry to the menu in the Piwik interface (See the example in the <a href="http://dev.piwik.org/trac/browser/trunk/plugins/UserCountry/UserCountry.php#L146">UserCountry Plugin file</a>)<br/>';
		$out .= '<code>Piwik_AddWidget( $pluginName, $controllerMethodToCall, $widgetTitle );</code> - Adds an entry to the menu in the Piwik interface (See the example in the <a href="http://dev.piwik.org/trac/browser/trunk/plugins/UserCountry/UserCountry.php#L143">UserCountry Plugin file</a>)<br/>';
		$out .= '<code>Piwik::prefixTable("site")</code> = <b>' . Piwik::prefixTable("site") . '</b><br/>';
		
		
		$out .= '<h2>User access</h2>';
		$out .= '<code>Piwik::getCurrentUserLogin()</code> = <b>' . Piwik::getCurrentUserLogin() . '</b><br/>';
		$out .= '<code>Piwik::isUserHasSomeAdminAccess()</code> = <b>' . self::boolToString(Piwik::isUserHasSomeAdminAccess()) . '</b><br/>';
		$out .= '<code>Piwik::isUserHasAdminAccess( array $idSites = array(1,2) )</code> = <b>' . self::boolToString(Piwik::isUserHasAdminAccess(array(1,2) )) . '</b><br/>';
		$out .= '<code>Piwik::isUserHasViewAccess( array $idSites = array(1) ) </code> = <b>' . self::boolToString(Piwik::isUserHasViewAccess(array(1))) . '</b><br/>';
		$out .= '<code>Piwik::isUserIsSuperUser()</code> = <b>' . self::boolToString(Piwik::isUserIsSuperUser()) . '</b><br/>';
		
		$out .= '<h2>Execute SQL queries</h2>';
		$txtQuery = "SELECT token_auth FROM ".Piwik::prefixTable('user')." WHERE login = ?";
		$result = Piwik_FetchOne($txtQuery, array('anonymous'));
		$out .= '<code>Piwik_FetchOne("'.$txtQuery.'", array("anonymous"))</code> = <b>' . var_export($result,true) . '</b><br/>';
		$out .= '<br>';
		
		$query = Piwik_Query($txtQuery, array('anonymous'));
		$fetched = $query->fetch();
		$token_auth = $fetched['token_auth'];
		
		$out .= '<code>$query = Piwik_Query("'.$txtQuery.'", array("anonymous"))</code><br>';
		$out .= '<code>$fetched = $query->fetch();</code><br>';
		$out .= 'At this point, we have: <code>$fetched[\'token_auth\'] == <b>'.var_export($token_auth,true) . '</b></code><br/>';
		
  		$out .= '<h2>Example Sites information API</h2>';
		$out .= '<code>Piwik_SitesManager_API::getSitesWithViewAccess()</code> = <b><pre>' .var_export(Piwik_SitesManager_API::getSitesWithViewAccess(),true) . '</pre></b><br/>';
		$out .= '<code>Piwik_SitesManager_API::getSitesWithAdminAccess()</code> = <b><pre>' .var_export(Piwik_SitesManager_API::getSitesWithAdminAccess(),true) . '</pre></b><br/>';

		$out .= '<h2>Example API  Users information</h2>';
		$out .= 'View the list of API methods you can call on <a href="http://dev.piwik.org/trac/wiki/API/Reference#Methods">API reference</a><br/>';
		$out .= 'For example you can try <code>Piwik_UsersManager_API::getUsersSitesFromAccess("view");</code> or <code>Piwik_UsersManager_API::deleteUser("userToDelete");</code><br/>';
		
		$out .= '<h2>Smarty plugins</h2>';
		$out .= 'There are some builtin plugins for Smarty especially developped for Piwik. <br>
				You can find them on the <a href="http://dev.piwik.org/trac/browser/trunk/core/SmartyPlugins">SVN at /trunk/core/SmartyPlugins</a>. <br>
				More documentation to come about smarty plugins.<br/>';
		
		echo $out;
	}
	
	static private function boolToString($bool)
	{
		return $bool ? "true" : "false";
	}
}
