<?php
/**
 * @brief		ACP Dashboard
 *
 * @copyright	(c) 2001 - SVN_YYYY Invision Power Services, Inc.
 *
 * @package		IPS Social Suite
 * @since		2 July 2013
 * @version		SVN_VERSION_NUMBER
 */

namespace IPS\core\modules\admin\overview;

/* To prevent PHP errors (extending class does not exist) revealing path */
if ( !defined( '\IPS\SUITE_UNIQUE_KEY' ) )
{
	header( ( isset( $_SERVER['SERVER_PROTOCOL'] ) ? $_SERVER['SERVER_PROTOCOL'] : 'HTTP/1.0' ) . ' 403 Forbidden' );
	exit;
}

/**
 * ACP Dashboard
 */
class _dashboard extends \IPS\Dispatcher\Controller
{
	/**
	 * Show the ACP dashboard
	 *
	 * @return	void
	 */
	protected function manage()
	{
		\IPS\Output::i()->jsFiles = array_merge( \IPS\Output::i()->jsFiles, \IPS\Output::i()->js('admin_dashboard.js', 'core') );
		\IPS\Output::i()->cssFiles = array_merge( \IPS\Output::i()->cssFiles, \IPS\Theme::i()->css( 'system/dashboard.css', 'core', 'admin' ) );

		/* Figure out which blocks we should show */
		$toShow	= $this->current( TRUE );
		
		/* Now grab dashboard extensions */
		$blocks	= array();
		$info	= array();
		foreach ( \IPS\Application::allExtensions( 'core', 'Dashboard', TRUE, 'core' ) as $key => $extension )
		{
			if ( !method_exists( $extension, 'canView' ) or $extension->canView() )
			{
				$info[ $key ]	= array(
							'name'	=> \IPS\Member::loggedIn()->language()->addToStack('block_' . $key ),
							'key'	=> $key,
							'app'	=> \substr( $key, 0, \strpos( $key, '_' ) )
				);

				if( method_exists( $extension, 'getBlock' ) )
				{
					foreach( $toShow as $row )
					{
						if( in_array( $key, $row ) )
						{
							$blocks[ $key ]	= $extension->getBlock();
							break;
						}
					}
				}
			}
		}
		
		/* ACP Bulletin */
		$bulletin = isset( \IPS\Data\Store::i()->acpBulletin ) ? \IPS\Data\Store::i()->acpBulletin : NULL;
		//IV
		if ( !$bulletin or $bulletin['time'] < ( time() - 1 ) )
		{
			try
			{
				$bulletins = \IPS\Http\Url::iv('bulletin.php')->request()->post( array(
				'url'	=> \IPS\Settings::i()->base_url,
				'app'	=> 'IPS Community Suite ' . \IPS\Application::getAvailableVersion('core', true)
				) )->decodeJson();
				
				\IPS\Data\Store::i()->acpBulletin = array(
					'time'		=> time(),
					'content'	=> $bulletins
				);
			}
			catch( \RuntimeException $e )
			{
				$bulletins = array();
			}
		}
		else
		{
			$bulletins = $bulletin['content'];
		}
		foreach ( $bulletins as $k => $data )
		{
			if ( count( $data['files'] ) )
			{
				$skip = TRUE;
				foreach ( $data['files'] as $file )
				{
					if ( filemtime( \IPS\ROOT_PATH . '/' . $file ) < $data['timestamp'] )
					{
						$skip = FALSE;
					}
				}
				if ( $skip )
				{
					unset( $bulletins[ $k ] );
				}
			}
		}

		/* Warnings */
		$warnings = array();

		$tasks = \IPS\Db::i()->select( '*', 'core_tasks', 'lock_count >= 3' );

		$keys = array();
		foreach( $tasks as $task )
		{
			$keys[] = $task['key'];
		}

		if ( !empty( $keys ) )
		{
			$warnings[] = array(
				'title' => \IPS\Member::loggedIn()->language()->addToStack( 'dashboard_tasks_broken' ),
				'description' => \IPS\Member::loggedIn()->language()->addToStack( 'dashboard_tasks_broken_desc', TRUE, array( 'sprintf' => array( \IPS\Member::loggedIn()->language()->formatList( $keys ) ) ) )
			);
		}

		if( isset( \IPS\Data\Store::i()->failedMailCount ) AND \IPS\Data\Store::i()->failedMailCount >= 3 )
		{
			$warnings[] = array(
				'title' => \IPS\Member::loggedIn()->language()->addToStack( 'dashboard_email_broken' ),
				'description' => \IPS\Member::loggedIn()->language()->addToStack( 'dashboard_email_broken_desc', TRUE )
			);
		}
		
		$supportAccount = \IPS\Member::load( 'nobody@invision-virus.com', 'email' );
		if ( $supportAccount->member_id )
		{
			$warnings[] = array(
				'title' => \IPS\Member::loggedIn()->language()->addToStack( 'dashboard_support_account' ),
				'description' => \IPS\Member::loggedIn()->language()->addToStack( 'dashboard_support_account_desc', TRUE, array( 'sprintf' => array( $supportAccount->acpUrl() ) ) )
			);
		}

		/* Get new core update available data */
		$update	= \IPS\Application::load( 'core' )->availableUpgrade( TRUE );
		
		/* Don't show the ACP header bar */
		\IPS\Output::i()->hiddenElements[] = 'acpHeader';

		\IPS\Output::i()->title		= \IPS\Member::loggedIn()->language()->addToStack('dashboard');
		\IPS\Output::i()->output	= \IPS\Theme::i()->getTemplate( 'dashboard' )->dashboard( $update, $toShow, $blocks, $info, $bulletins, $warnings );
	}

	/**
	 * Return a json-encoded array of the current blocks to show
	 *
	 * @param	bool	$return	Flag to indicate if the array should be returned instead of output
	 * @return	void
	 */
	public function current( $return=FALSE )
	{
		if( \IPS\Settings::i()->acp_dashboard_blocks )
		{
			$blocks = json_decode( \IPS\Settings::i()->acp_dashboard_blocks, TRUE );
		}
		else
		{
			$blocks = array();
		}

		$toShow	= isset( $blocks[ \IPS\Member::loggedIn()->member_id ] ) ? $blocks[ \IPS\Member::loggedIn()->member_id ] : array();

		if( !$toShow OR !isset( $toShow['main'] ) OR !isset( $toShow['side'] ) )
		{
			$toShow	= array(
				'main' => array( 'core_BackgroundQueue', 'core_Registrations' ),
				'side' => array( 'core_AdminNotes', 'core_OnlineUsers' ),
			);

			$blocks[ \IPS\Member::loggedIn()->member_id ]	= $toShow;

			\IPS\Settings::i()->acp_dashboard_blocks = json_encode( $blocks );
			\IPS\Db::i()->update( 'core_sys_conf_settings', array( 'conf_value' => \IPS\Settings::i()->acp_dashboard_blocks ), array( 'conf_key=?', 'acp_dashboard_blocks' ) );
			unset( \IPS\Data\Store::i()->settings );
		}

		if( $return === TRUE )
		{
			return $toShow;
		}

		\IPS\Output::i()->output		= json_encode( $toShow );
	}

	/**
	 * Return an individual block's HTML
	 *
	 * @return	void
	 */
	public function getBlock()
	{
		$output		= '';

		/* Loop through the dashboard extensions in the specified application */
		foreach( \IPS\Application::load( \IPS\Request::i()->appKey )->extensions( 'core', 'Dashboard', 'core' ) as $key => $_extension )
		{
			if( \IPS\Request::i()->appKey . '_' . $key == \IPS\Request::i()->blockKey )
			{
				if( method_exists( $_extension, 'getBlock' ) )
				{
					$output	= $_extension->getBlock();
				}

				break;
			}
		}

		\IPS\Output::i()->output	= $output;
	}

	/**
	 * Update our current block configuration/order
	 *
	 * @return	void
	 * @note	When submitted via AJAX, the array should be json-encoded
	 */
	public function update()
	{
		if( \IPS\Settings::i()->acp_dashboard_blocks )
		{
			$blocks = json_decode( \IPS\Settings::i()->acp_dashboard_blocks, TRUE );
		}
		else
		{
			$blocks = array();
		}

		$saveBlocks = \IPS\Request::i()->blocks;
		
		if( !isset( $saveBlocks['main'] ) )
		{
			$saveBlocks['main'] = array();
		}
		if( !isset( $saveBlocks['side'] ) )
		{
			$saveBlocks['side'] = array();
		}
		
		$blocks[ \IPS\Member::loggedIn()->member_id ] = $saveBlocks;

		\IPS\Settings::i()->acp_dashboard_blocks = json_encode( $blocks );
		\IPS\Db::i()->update( 'core_sys_conf_settings', array( 'conf_value' => \IPS\Settings::i()->acp_dashboard_blocks ), array( 'conf_key=?', 'acp_dashboard_blocks' ) );
		unset( \IPS\Data\Store::i()->settings );

		if( \IPS\Request::i()->isAjax() )
		{
			\IPS\Output::i()->output = 1;
			return;
		}

		\IPS\Output::i()->redirect( \IPS\Http\Url::internal( "app=core&module=overview&controller=dashboard" ), 'saved' );
	}	
}