/system/core/core.messages.php

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<?php

/*
=====================================================
 ExpressionEngine - by EllisLab
-----------------------------------------------------
 http://expressionengine.com/
-----------------------------------------------------
 Copyright (c) 2003 - 2010 EllisLab, Inc.
=====================================================
 THIS IS COPYRIGHTED SOFTWARE
 PLEASE READ THE LICENSE AGREEMENT
 http://expressionengine.com/docs/license.html
=====================================================
 File: core.messages.php
-----------------------------------------------------
 Purpose: Private Messages
=====================================================
*/

if ( ! defined('EXT'))
{
    exit('Invalid file request');
}


class Messages {

	// URL Writing
	var $allegiance			= 'cp';				// Side of the divide: cp or user
	var $CP					= FALSE;			// CP Object
	var $base_url			= '';				// Base URL used throughout
	var $form_url			= '';				// For CP Forms, since Rick was a doofus and changed how they work
	var $path				= 'member/';		// User Side Path
	var $request			= 'inbox';			// User Side Request
	var $cur_id				= '';				// User Side ID, if any
	var $theme_class		= 'profile_theme';
	var $images_folder		= '';				// Location of Forum Images

	// Member Specific
    var $member_id			= '';
    var $private_messages	= '0';				// Number of unread private messages
    var $block_tracking		= 'n';				// Block Sender Tracking
    	
    // Member Group Specific
    var $allow_pm			= 'y';				// Allowed to PM?
    var $attach_allowed		= 'y';				// Attachments allowed?
    
    // Private Message Preferences
    var $storage_limit		= 60;				// Limit for messages to store per user (does not count deleted)
    var $send_limit			= 20;				// Limit for messages sent a day
    var $upload_path		= '';				// Upload path for files
    var $attach_maxsize		= 250;				// Max size for attachments (KB)
    var $attach_total		= 100;				// Maximum amount for all PM attachments (MB)
    var $html_format		= 'safe';			// HTML Formatting?
    var $auto_links			= 'y';				// Auto convert URLs to links
    var $max_chars			= 6000;				// Maximum number of characters in a messages
    var $max_attachments	= 1;				// Maximum number of attachments per message
    
    // User Data Variables
    var $total_messages		= '';				// Total Store Messages for User
    var $current_folder		= '1';				// If any...
    var $folders			= array();			// Folders for User
    var $hide_preview		= FALSE;			// Whether to show the Preview of Message
    var $attachments		= array();			// Attachments for current message
    var $baddies			= array();			// Blocked List; IDs only
    var $goodies			= array();			// Buddies List; IDs only
    var $blocked			= FALSE;			// Blocked List
    var $buddies			= FALSE;			// Buddies List
    var $invalid_name		= FALSE;			// Invalid name submitted?
    
    // Menu Content
    var $menu_items			= array();			// Abstracted data for creating menu
    var $menu				= '';				// Menu fully formed
    
    // Processing and Returned Data
    var $title				= '';				// Title of Page
    var $crumb				= '';				// Crumb text for page
    var $return_data		= '';				// Output data
    var $header_javascript  = '';				// User Side Header JavaScript
    var $error				= '';				// Submission Error	
    var $single_parts		= array();			// Parts of a page: text, form, images, content
    var $conditionals		= array();			// Conditionals
    var $mimes				= '';
    
    // Changeable Class Variables
    var $default_folders	= array('Inbox', 'Sent');
    var $max_folders		= 10;				// Maximum number of folders per user
    var $per_page			= 25;				// Messages on a Folder's Page
    var $graph_width		= '300';			// Width of Total Messages Graph
    var $emoticons_per_row  = 5;				// Number of Images Per Table Row
	var $delete_expiration	= 30;				// Erase deleted messages after X days
	var $disable_emoticons  = 'n';				// Disable the showing of emoticons
	var $spellcheck_enabled = TRUE;				// Enabled Spellcheck?

    /** -----------------------------------
    /**  Constructor
    /** -----------------------------------*/

    function Messages()
    {
        global $IN, $LANG, $FNS, $PREFS, $SESS;
        
        /** -----------------------------------
        /**  A Few Things to Define, Batman
        /** -----------------------------------*/
        
        $this->member_id	  = $SESS->userdata['member_id'];
        $this->allow_pm		  = ($SESS->userdata['group_id'] == '1') ? 'y' : $SESS->userdata['can_send_private_messages'];
        $this->allow_pm		  = ($this->allow_pm == 'y' && $SESS->userdata['accept_messages'] == 'y') ? 'y' : 'n';
        
        $this->attach_allowed = $SESS->userdata('can_attach_in_private_messages');
        
		$this->storage_limit	= ($SESS->userdata['group_id'] == '1') ? 0 : $SESS->userdata['prv_msg_storage_limit'];
		$this->send_limit		= $SESS->userdata['prv_msg_send_limit'];

        if ( ! defined('AMP')) define('AMP', '&amp;');
        if ( ! defined('BR'))  define('BR',  '<br />');
        if ( ! defined('NL'))  define('NL',  "\n");
        if ( ! defined('NBS')) define('NBS', "&nbsp;");
        
		$prefs = array( 'prv_msg_attach_maxsize',
						'prv_msg_attach_total',
						'prv_msg_html_format',
						'prv_msg_auto_links',
						'prv_msg_max_chars',
						'prv_msg_max_attachments'
						);
						
		for($i=0, $t = sizeof($prefs); $i < $t; ++$i)
		{
			if (FALSE !== ($value = $PREFS->ini($prefs[$i])))
			{
				$name = str_replace('prv_msg_', '', $prefs[$i]);
				
				$this->{$name} = $value;
			}
        }       

		$this->upload_path	 = $PREFS->ini('prv_msg_upload_path', TRUE);
                
        // -----------------------------------
        //  Nearly every page requires this, 
        //  so just load it for all of them
        // -----------------------------------
        
		$LANG->fetch_language_file('messages');
		
		$this->title = $LANG->line('private_messages');
		$this->crumb = $LANG->line('private_messages');
		
		$this->images_folder = $PREFS->ini('theme_folder_url', TRUE).'cp_global_images/';
		
		$this->single_parts['path']['image_url'] = $this->images_folder;
		
		/** -----------------------------------
		/**  Maintenance
		/** -----------------------------------*/
		
		srand(time());
	
		if ((rand() % 100) < 5) 
		{  
			$this->maintenance();
		}
    }
    /* END */
    
    /** -----------------------------------
	/**  Determine request
	/** -----------------------------------*/
		
    function _determine_request()
    {
    	global $IN;
    	
		if ($this->allegiance == 'cp')
		{
			$this->base_url = BASE.AMP.'C=myaccount'.AMP.'M=messages'.AMP.'P=';
			$this->form_url = 'C=myaccount'.AMP.'M=messages'.AMP.'P=';
			$this->request = ($IN->GBL('P') !== FALSE) ? $IN->GBL('P') : 'inbox';
		}
		else
		{
			$this->form_url = $this->base_url;
		}
    }
    /* END */
    
    
    
	/** -----------------------------------
    /**  Create Path
    /** -----------------------------------*/

    function _create_path($uri='', $hidden='')
    {
    	if ($this->allegiance == 'user')
    	{
    		return $this->base_url.$uri.'/';
    	}
    	else
    	{
    		return $this->base_url.$uri.$hidden;
    	}
    }
    /* END */
    

 	// -----------------------------------
    //  Process Page :
    //  Convert and Template into Content
    // -----------------------------------   

    function _process_template($template, $data = '')
    {
    	global $LANG, $REGX;
    	
    	/** -------------------------------
    	/**  Process Conditionals
    	/** -------------------------------*/
    	
    	if (sizeof($this->conditionals) > 0)
    	{
    		foreach($this->conditionals as $key => $value)
    		{
    			if ($value == 'y')
    			{
    				$template = preg_replace("/\{if\s+".$key."\}(.+?)\{\/if\}/si", "\\1", $template);
    				$template = preg_replace("/\{if\s+not_".$key."\}(.+?)\{\/if\}/si", '', $template);
    			}
    			else
    			{
    				$template = preg_replace("/\{if\s+".$key."\}.+?\{\/if\}/si", '', $template);
    				$template = preg_replace("/\{if\s+not_".$key."\}(.+?)\{\/if\}/si", "\\1", $template);
    			}
    		}
    	}
    	
    
    	/** --------------------------
    	/**  Process any sent data
    	/** --------------------------*/
    	
    	if (is_array($data) && sizeof($data) > 0)
    	{
    		foreach($data as $key => $value)
    		{
    			$template = str_replace(LD.$key.RD, $value, $template);
    		}
    	}
    	
    	/** -----------------------------
    	/**  Process any universal data
    	/** -----------------------------*/
    	
    	if (sizeof($this->single_parts) > 0)
    	{
    		foreach($this->single_parts as $key => $value)
    		{
    			if (is_array($value) && sizeof($value) > 0)
    			{
    				foreach($value as $key2 => $value2)
    				{
    					if (is_array($value2) && sizeof($value2) > 0)
    					{
    						foreach($value2 as $key3 => $value3)
    						{
    							$template = str_replace(LD.$key.':'.$key2.':'.$key3.RD, $value3, $template);
    						}
    					}
    					else
    					{
							if ($key == 'input' && $key2 == 'body')
							{
								$value2 = $REGX->encode_ee_tags($value2, TRUE);
							}
	
    						$template = str_replace(LD.$key.':'.$key2.RD, 
    												 ($key == 'input' && $key2 != 'body' && $key2 != 'folder_name') ? htmlspecialchars($value2, ENT_QUOTES) : $value2,
    												 $template);	
    					}
    				}
    			}
    			elseif( ! is_array($value))
    			{
    				if ($key != 'title' && ! stristr($value, '<option')) $value = htmlspecialchars($value, ENT_QUOTES);  // {title} is link title for message menu
    				
    				$template = str_replace(LD.$key.RD, $value, $template);
    			}
    		}
    	}
    	
    	/** -------------------------------------
    	/**  Finally, process all language text
    	/** -------------------------------------*/
    	
    	if (isset($LANG->language) && is_array($LANG->language) && sizeof($LANG->language) > 0)
    	{
    		foreach($LANG->language as $key => $value)
    		{
    			$template = str_replace(LD.'lang:'.$key.RD, $value, $template);
    		}
    	}
    	
    	return $template;
 	}
 	/* END */

    
    
	/** -----------------------------------
    /**  Manage Request
    /** -----------------------------------*/

    function manager()
    {
    	global $PREFS;
    	    	
    	if ($this->allow_pm != 'y')
    	{
    		return;
    	}
    	
    	$this->_determine_request();
    	
    	if (sizeof($this->folders) == 0)
		{
			$this->fetch_folders();
		}
		
		if ($this->disable_emoticons == 'y')
		{
			$PREFS->core_ini['enable_emoticons'] = 'n';
		}
	
       	/** -----------------------------------
		/**  Call request
		/** -----------------------------------*/
		
        if (method_exists($this, $this->request))
        {	
        	$this->{$this->request}();
        }
        else
        {
        	$this->inbox();
        }
        
        /* -----------------------------------
        /*  Member Module - Fixeroo
        /*  - Rick has some legacy code in the member module that converts
        /*  certain path variables automatically.  We, however, do not want that
        /*  in our most precious Private Messages, and so we do a bit of conversion 
        /* -----------------------------------*/
        
		$this->return_data = preg_replace("/".LD."\s*path=(.*?)".RD."/", '&#123;path=\\1}', $this->return_data);
		$this->return_data = preg_replace("#".LD."\s*(profile_path\s*=.*?)".RD."#", '&#123;\\1}', $this->return_data);
		
		/** -----------------------------------
        /**  Name to ID in Form Switch - Fixeroo
        /** -----------------------------------*/
        
        $this->return_data = str_replace('opener.document.submit_message.', "opener.document.getElementById('submit_message').", $this->return_data);
    }
    /* END */
    
    
    /** -----------------------------------
    /**  Fetch Buddy and Block Lists
    /** -----------------------------------*/
    
    function fetch_lists($which='')
    {
    	global $DB;
    	
    	if ($which == 'buddy')
    	{
    		$this->goodies = array();
    		$this->buddies = array();
    	}
    	elseif($which == 'blocked')
    	{
    		$this->baddies = array();
    		$this->blocked = array();
    	}
    	else
    	{
    		$this->goodies = array();
    		$this->buddies = array();
    		$this->baddies = array();
    		$this->blocked = array();
    	}
    	
    	$extra = ($which != '') ? "AND l.listed_type = '{$which}'" : '';
    	
    	$query = $DB->query("SELECT l.*, m.username, m.screen_name, m.member_id 
    						 FROM exp_message_listed l, exp_members m
    						 WHERE l.listed_member = m.member_id
    						 AND l.member_id = '{$this->member_id}' 
    						 $extra");
    						 
    	if ($query->num_rows > 0)
    	{
    		foreach($query->result as $row)
    		{	
    			if (empty($row['username']))
    			{
    				continue;
    			}
    			
    			if ($row['listed_type'] == 'buddy')
    			{
    				$this->buddies[] = array($row['listed_member'], $row['username'], $row['screen_name'], $row['listed_description'], $row['listed_id'], $row['member_id']);
    				$this->goodies[] = $row['listed_member'];
    			}
    			else
    			{
    				$this->blocked[] = array($row['listed_member'], $row['username'], $row['screen_name'], $row['listed_description'], $row['listed_id'], $row['member_id']);
    				$this->baddies[] = $row['listed_member'];
    			}
    		}
    	}
    }
    /* END */
    
    
    /** -----------------------------------
    /**  Determine Folders for this User
    /** -----------------------------------*/
    
    function fetch_folders()
    {
    	global $DB, $REGX;
    	
    	$this->folders = array();
    	
    	$query = $DB->query("SELECT * FROM exp_message_folders WHERE member_id = '{$this->member_id}'");
    	
    	if ($query->num_rows == 0)
    	{
    		$DB->query($DB->insert_string('exp_message_folders', array('member_id' => $this->member_id)));
    		
    		$this->folders['1'] = array($this->default_folders['0'], '0');
    		$this->folders['2'] = array($this->default_folders['1'], '0');
    	}
    	else
    	{	
    		$required = array('1' => array($query->row['folder1_name'], '0'), '2' => array($query->row['folder2_name'], '0'));
    		
    		for($i=3; $i <= $this->max_folders; $i++)
    		{
    			$this->folders[$i] = htmlspecialchars($query->row['folder'.$i.'_name'], ENT_QUOTES);
    		}
    		
    		asort($this->folders);
    		
    		foreach($this->folders as $key => $value)
    		{
    			$this->folders[$key] = array($value, '0');
    		}
    		
    		$this->folders = $required + $this->folders;
    		
    		$results = $DB->query("SELECT COUNT(*) AS count, message_folder FROM exp_message_copies 
    							   WHERE recipient_id = '{$this->member_id}' 
    							   AND message_deleted = 'n'
    							   GROUP BY message_folder");
		
    		if ($results->num_rows > 0)
    		{
    			foreach($results->result as $row)
    			{
    				$this->folders[$row['message_folder']]['1'] = $row['count'];
    			}
    		}
    	}    
    }
    /* END */
    
    
	/** -----------------------------------
    /**  Edit Folders
    /** -----------------------------------*/
    
    function folders()
    {	
    	global $LANG, $FNS;
    	
    	$template = $this->retrieve_template('message_edit_folders');
    	$rows	  = $this->retrieve_template('message_edit_folders_row');
    	
    	$form_details = array('action'	=> $this->base_url.'edit_folders',
    					 	  'id'		=> 'edit_folders',
    					 	  'secure'	=> ($this->allegiance == 'cp') ? FALSE : TRUE
    					 	  );  	
    	
    	$this->single_parts['form']['form_declaration']['edit_folders'] = $FNS->form_declaration($form_details);
    	$this->single_parts['include']['current_folders'] = '';
    	$this->single_parts['include']['new_folder']	  = '';
    	
    	if ( ! isset($this->single_parts['include']['success_message']))
    	{
    		$this->single_parts['include']['success_message'] = '';
    	}
    	
    	/** -----------------------------------------
    	/**  Create Folder Rows
    	/** -----------------------------------------*/
    	
    	$t=1;
    	
    	foreach($this->folders as $key => $value)
    	{
    		if ($value['0'] == '')
    		{
    			continue;
    		}
    		
    		$t++;
    		$this->single_parts['lang']['required']		= ($key < 3) ? $LANG->line('folder_required') : '';
    		$this->single_parts['input']['folder_name']	= $value['0'];
    		$this->single_parts['input']['folder_id']	= $key;
    		$this->single_parts['style']				= ($t % 2) ? 'tableCellOne' : 'tableCellTwo';
    			
    		$this->single_parts['include']['current_folders'] .= $this->_process_template($rows);
    	}
    	
    	/** -----------------------------------------
    	/**  Create New Folder Row, If Allowed
    	/** -----------------------------------------*/
    	
    	if ($t <= $this->max_folders)
    	{
    		$t++;
    		$this->single_parts['lang']['required']		= '';
    		$this->single_parts['input']['folder_name']	= '';
    		$this->single_parts['input']['folder_id']	= 'new';
    		$this->single_parts['style']				= ($t % 2) ? 'tableCellOne' : 'tableCellTwo';
    		
    		$this->single_parts['include']['new_folder'] = $this->_process_template($rows);
    	}
    	
    	/** ----------------------------------------
		/**  Return the Folder's Contents
		/** ----------------------------------------*/
		
		$this->title = $LANG->line('edit_folders');
		$this->crumb = $LANG->line('edit_folders');
		$this->return_data = $this->_process_template($template);
    }
    /* END */
    
    
    
	/** -----------------------------------
    /**  Edit Folders
    /** -----------------------------------*/
    
    function edit_folders()
    {	
    	global $REGX, $DB, $LANG;
    	
    	/** -----------------------------------
    	/**  Check Required
    	/** -----------------------------------*/
    	
    	if ( ! isset($_POST['folder_1']) OR  ! isset($_POST['folder_2']) OR $_POST['folder_1'] == ''  OR $_POST['folder_2'] == '')
    	{
    		return $this->_error_page('missing_required_field');
    	}
    	
    	/** -----------------------------------
    	/**  Get Our Modified Data
    	/** -----------------------------------*/
    	
    	for($i=1, $data = array(); $i <= $this->max_folders; $i++)
    	{
    		if ( ! isset($_POST['folder_'.$i]) OR $_POST['folder_'.$i] == '')
    		{
    			$data['folder'.$i.'_name'] = '';
    			$DB->query("UPDATE exp_message_copies SET message_deleted = 'y' 
    						WHERE recipient_id = '{$this->member_id}' AND message_folder = '{$i}'");
    						
    			if ( ! isset($empty)) $empty = 'folder'.$i.'_name';
    		}
    		else
    		{
    			$data['folder'.$i.'_name'] = $REGX->xss_clean($_POST['folder_'.$i]);
    		}
    	}
    	
    	/** -----------------------------------
    	/**  Get Our New Folder
    	/** -----------------------------------*/
    	
    	if (isset($_POST['folder_new']) && $_POST['folder_new'] != '' && isset($empty))
    	{
    		$data[$empty] = $REGX->xss_clean($_POST['folder_new']);
    	}
    	
    	$DB->query($DB->update_string('exp_message_folders', $data, "member_id = '{$this->member_id}'"));
    	
    	$this->fetch_folders();
    	
    	/** -----------------------------------
    	/**  Success Message
    	/** -----------------------------------*/
    	
    	$this->single_parts['lang']['message'] = $LANG->line('folders_updated');
    	$this->single_parts['include']['success_message'] = $this->_process_template($this->retrieve_template('message_success'));
    	
    	/** ----------------------------------------
		/**  Return us back to Oz
		/** ----------------------------------------*/
		
		return $this->folders();
    }
    /* END */
    
    
    
	/** -----------------------------------
    /**  Abstracted Default Menu
    /** -----------------------------------*/

    function abstract_menu()
    {
    	global $LANG, $DB, $SESS, $LOC;
    	
    	/** ------------------------------
    	/**  Bulletin Board
    	/** ------------------------------*/
    	
    	$style = ($SESS->userdata['last_view_bulletins'] <= $SESS->userdata['last_bulletin_date']) ? 'defaultBold' : '';
    	
    	$this->menu_items['single_items']['bulletin_board'] = array('text' => $LANG->line('bulletin_board'),
    														    	'link' => $this->_create_path('bulletin_board'),
    														    	'image' => '',
    														    	'style' => $style);
    	
    	/** ------------------------
    	/**  Compose New Message
    	/** ------------------------*/
    	
    	$this->menu_items['single_items']['compose_message'] = array('text' => $LANG->line('compose_message'),
    					 											 'link' => $this->_create_path('compose'),
    					 											 'image' => '',
    																 'style' => 'defaultBold');
    																
    																
    	/** ------------------------
    	/**  Drafts Folder
    	/** ------------------------*/
    	
    	$query = $DB->query("SELECT COUNT(*) AS count FROM exp_message_data 
    						 WHERE sender_id = '{$this->member_id}' 
    						 AND message_status = 'draft'");
    	
    	if ($query->row['count'] > 0)
    	{
    		$this->menu_items['repeat_items']['folders'][] = array('text' => $LANG->line('draft_messages') .' ('.$query->row['count'].')',
    															   'link' => $this->_create_path('drafts'),
    															   'image' => '',
    															   'style' => '');
    	}
    	
    	
    	/** -------------------------------
    	/**  User Folders
    	/** -------------------------------*/
    	
    	if (sizeof($this->folders) == 0)
    	{
    		$this->fetch_folders();
    	}
    	
    	foreach($this->folders as $key => $value)
    	{
    		if ($value['0'] != '')
    		{
    			if ($this->allegiance == 'user')
    			{
    				$url = $this->base_url.'view_folder/'.$key.'/';
    			}
    			else
    			{
    				$url = $this->base_url.'view_folder'.AMP.'folder='.$key;
    			}
    		
    			$this->menu_items['repeat_items']['folders'][] = array('text' => ' - '.$value['0'].' ('.$value['1'].')',
    																  'link' => $url,
    																  'image' => '',
    																  'style' => '');
    		}
    	}
    	
    	/** ------------------------
    	/**  Deleted Folder
    	/** ------------------------*/
    	
    	$query = $DB->query("SELECT COUNT(*) AS count FROM exp_message_copies 
    						 WHERE recipient_id = '{$this->member_id}'
    						 AND message_deleted = 'y'");
    	
    	$this->menu_items['repeat_items']['folders'][] = array('text' => $LANG->line('deleted_messages').' ('.$query->row['count'].')',
    														   'link' => $this->_create_path('deleted'),
    														   'image' => '',
    														   'style' => '');
    	
    	/* ------------------------
    	// Message Tracking
    	// ------------------------
    	
    	$this->menu_items['single_items']['track_messages'] = array('text' => $LANG->line('track_messages'),
    															    'link' => $this->_create_path('track'),
    															    'image' => '',
    															    'style' => '');
    	*/
    	/** ------------------------
    	/**  Edit Message Folders
    	/** ------------------------*/
    	
    	$this->menu_items['single_items']['edit_folders'] = array('text' => $LANG->line('edit_folders'),
    															  'link' => $this->_create_path('folders'),
    															  'image' => '',
    															  'style' => '');
    	
    	/** ------------------------
    	/**  Buddy List
    	/** ------------------------*/

    	$this->menu_items['single_items']['buddy_list'] = array('text' => $LANG->line('buddy_list'),
    														    'link' => $this->_create_path('buddies'),
    														    'image' => '',
    														    'style' => '');
    	
    	/** ------------------------
    	/**  Block List
    	/** ------------------------*/
    	
    	$this->menu_items['single_items']['block_list'] = array('text' => $LANG->line('blocked_list'),
    														    'link' => $this->_create_path('blocked'),
    														    'image' => '',
    														    'style' => '');
    
 	}
 	/* END */


	/** -----------------------------------
    /**  Create Messages Menu
    /** -----------------------------------*/

    function create_menu()
    {
    	global $DB, $DSP, $IN, $LANG;
    	
    	if ($this->allow_pm == 'n')
    	{
    		return;
    	}
    	
    	$this->_determine_request();
    	
    	$this->abstract_menu();
    	
    	/** --------------------------------
    	/**  Open/Close JavaScript
    	/** --------------------------------*/
    	
    	if ($IN->GBL('myaccount_messages', 'COOKIE') && $IN->GBL('myaccount_messages', 'COOKIE') == 'on')
    	{
    		$text		  = '[-]';
    		$hidden_style = '';
    	}
    	else
    	{
    		$text		  = '[+]';
    		$hidden_style = 'display: none; padding:0;';
    	}
    		
    	$hidden_link = '<a href="javascript:void(0);" id="extLink1" class="altLinks" onclick="showHide(1,this);return false;">'.$text.'</a>';
    	
    	/** --------------------------------
    	/**  Create Menu
    	/** --------------------------------*/
    	
    	$map = array('bulletin_board', 'compose_message', 'folders', 'edit_folders', 'buddy_list', 'block_list');
    	
    	if ($this->allegiance == 'cp')
    	{	
    		/** --------------------------------
    		/**  Menu Section + JavaScript
    		/** --------------------------------*/
    		
			$expand		= '<img src="'.PATH_CP_IMG.'expand.gif" border="0"  width="10" height="10" alt="Expand" />&nbsp;&nbsp;';
			$collapse	= '<img src="'.PATH_CP_IMG.'collapse.gif" border="0"  width="10" height="10" alt="Collapse" />&nbsp;&nbsp;';		
    		    		    	
			$pm_state = ($IN->GBL('M') == 'messages') ? TRUE : FALSE;
			
			$this->menu  .= '<div id="menu_pm_h" style="display: '.(($pm_state == TRUE) ? 'none' : 'block').'; padding:0; margin: 0;">';			
			$js = ' onclick="showhide_menu(\'menu_pm\');return false;" onmouseover="navTabOn(\'pmx\', \'tableHeadingAlt\', \'tableHeadingAltHover\');" onmouseout="navTabOff(\'pmx\', \'tableHeadingAlt\', \'tableHeadingAltHover\');" ';
			$this->menu .= $DSP->div();
			$this->menu .= "<div class='tableHeadingAlt' id='pmx' ".$js.">";
			$this->menu .= $expand.$LANG->line('private_messages');
			$this->menu .= $DSP->div_c();
			$this->menu .= $DSP->div_c();
			$this->menu .= $DSP->div_c();
			 
			$this->menu .= '<div id="menu_pm_b" style="display: '.(($pm_state == TRUE) ? 'block' : 'none').'; padding:0; margin: 0;">';
			
			$js = ' onclick="showhide_menu(\'menu_pm\');return false;" onmouseover="navTabOn(\'pmx2\', \'tableHeadingAlt\', \'tableHeadingAltHover\');" onmouseout="navTabOff(\'pmx2\', \'tableHeadingAlt\', \'tableHeadingAltHover\');" ';
			$this->menu .= $DSP->div();
			$this->menu .= "<div class='tableHeadingAlt' id='pmx2' ".$js.">";
			$this->menu .= $collapse.$LANG->line('private_messages');
			$this->menu .= $DSP->div_c();
			$this->menu .= $DSP->div('profileMenuInner');

            /** --------------------------------
    		/**  Create Menu Based on Item Map
    		/** --------------------------------*/
            				
            foreach($map as $item)
            {
            	if (isset($this->menu_items['repeat_items'][$item]))
            	{
            		foreach($this->menu_items['repeat_items'][$item] as $item_member)
            		{
            			$this->create_item($item_member);
            		}
            	}
            	else
            	{
            		$this->create_item($this->menu_items['single_items'][$item]);
            	}
            }            				
            				
            $this->menu .= $DSP->div_c().$DSP->div_c().$DSP->div_c();
    	}
    	else
    	{
    		$template = $this->retrieve_template('message_menu');
    		$rows	  = $this->retrieve_template('message_menu_rows');
    		
    		$this->single_parts['include']['hide_menu_style'] = $hidden_style;
    		$this->single_parts['include']['hide_menu_link']  = $hidden_link;
    		$this->single_parts['include']['hide_menu_js']	  = $this->showhide_js();
    		
    		$this->single_parts['include']['menu_items'] = '';
    		
    		foreach($map as $item)
            {
            	if (isset($this->menu_items['repeat_items'][$item]))
            	{
            		foreach($this->menu_items['repeat_items'][$item] as $item_member)
            		{
            			$this->single_parts['title'] = $item_member['text'];
            			$this->single_parts['link']  = $item_member['link'];
            			
            			$this->single_parts['include']['menu_items'] .= $this->_process_template($rows);
            		}
            	}
            	else
            	{
            		$this->single_parts['title'] = $this->menu_items['single_items'][$item]['text'];
            		$this->single_parts['link']  = $this->menu_items['single_items'][$item]['link'];
            		
            		$this->single_parts['include']['menu_items'] .= $this->_process_template($rows);
            	}
            }
            
            $this->menu = $this->_process_template($template);
    	}
 	}
 	/* END */
 	
 	
	/** -----------------------------------
    /**  Create Menu Item
    /** -----------------------------------*/

    function create_item($data)
    {
    	global $DB, $DSP;
    	
		$this->menu .= $DSP->div(($data['style'] != '') ? $data['style'] : 'navPad').
    		   		   $DSP->anchor($data['link'], $data['text']).
    		   		   $DSP->div_c();
 	}
 	/* END */
 	 	



	// -----------------------------------
    //  Inbox
    //  This function is kind of superfluous, but I find it comforting
    //  to know that there is an inbox function for a messaging system.
    //  Besides, it makes it a tad easier to understand certain parts 
    //  of the code to have this function called opposed to what is 
    //  really being calling. That is all, move along now...
    // -----------------------------------   

    function inbox()
    {	
    	$this->view_folder('1');
 	}
 	/* END */
 	
 	/** -----------------------------------
    /**  Deleted Messages
    /** -----------------------------------*/

    function deleted()
    {
    	$this->view_folder('0');
    }
    /* END */


	/** -----------------------------------
    /**  View Folder Contents
    /** -----------------------------------*/

    function drafts()
    {
    	global $LANG, $DB, $OUT, $IN, $LOC, $PREFS;
    	
    	$row_count = 0;  // How many rows shown this far (i.e. offset)
    	
    	if ($this->allegiance == 'user')
    	{
    		$row_count = $this->cur_id;
    	}
    	else
    	{
    		$row_count = ($IN->GBL('page', 'GP') === false) ? 0 : $IN->GBL('page', 'GP');
    	}
    	
    	if ( ! is_numeric($row_count))
    	{
    		$row_count = 0;
    	}
    	
    	$this->single_parts['lang']['folder_id']   = '1';
    	$this->single_parts['lang']['folder_name'] = $LANG->line('draft_messages');
    	$this->conditionals['paginate'] = 'n';
    	
    	$this->conditionals['drafts_folder']	= 'y';
    	$this->conditionals['sent_folder']		= 'n';
    	$this->conditionals['trash_folder']		= 'n';
    	$this->conditionals['regular_folder']	= 'n';
    						 
    	/** ---------------------------------------
    	/**  Retrieve Folder Contents Query
    	/** ---------------------------------------*/
    	
    	$dql = "SELECT 
				exp_message_data.sender_id, 
    			exp_message_data.message_date, 
    			exp_message_data.message_id,
    			exp_message_data.message_subject, 
    			exp_message_data.message_recipients,
    			exp_message_data.message_cc,
    			exp_message_data.message_attachments, 
    			exp_members.screen_name as sender, 
    			exp_members.username as sender_username ";
    	
    	$sql = "FROM exp_message_data
    			LEFT JOIN exp_members ON exp_members.member_id = exp_message_data.sender_id
    			WHERE exp_message_data.message_status = 'draft' 
    			AND exp_message_data.sender_id = '{$this->member_id}'
    			ORDER BY exp_message_data.message_date ";
    			
    	/** ----------------------------------------
        /**  Run "count" query for pagination
        /** ----------------------------------------*/
        
		$query = $DB->query("SELECT COUNT(exp_message_data.message_id) AS count ".$sql);
		
		/** ----------------------------------------
        /**  If No Messages, we say so.
        /** ----------------------------------------*/
		
		if ($query->row['count'] == 0)
		{
			$this->title = $LANG->line('draft_messages');
			$this->crumb = $LANG->line('draft_messages');
			
			$this->single_parts['include']['folder_rows']  = $this->retrieve_template('message_no_folder_rows');
			$this->single_parts['form']['form_declaration']['modify_messages'] = '';
			
			$this->return_data = $this->folder_wrapper(($folder_id == '0') ? 'n' : 'y');
			
			return;
		}
		
		/** ----------------------------------------
        /**  Determine Current Page
        /** ----------------------------------------*/
		
		$current_page = ($row_count / $this->per_page) + 1;
			
        $total_pages = intval($query->row['count'] / $this->per_page);
        
        if ($query->row['count'] % $this->per_page) 
        {
            $total_pages++;
        }
        
        $this->single_parts['include']['page_count'] = $LANG->line('folder_page').' '.$current_page.' '.$LANG->line('of').' '.$total_pages;
    	
    	/** -----------------------------
    	/**  Do we need pagination?
    	/** -----------------------------*/
				
		$pager = ''; 
		
		if ($query->row['count'] > $this->per_page)
		{ 											
			if ( ! class_exists('Paginate'))
			{
				require PATH_CORE.'core.paginate'.EXT;
			}
			
			$PGR = new Paginate();
			
			if ($this->allegiance == 'user')
    		{
    			$PGR->path = $this->_create_path('drafts');
    		}
    		else
    		{
    			$PGR->base_url = $this->_create_path('drafts');
    			$PGR->qstr_var = 'page';
    		}
			
			$PGR->total_count 	= $query->row['count'];
			$PGR->per_page		= $this->per_page;
			$PGR->cur_page		= $row_count;
			
			$this->single_parts['include']['pagination_link'] = $PGR->show_links();
			$this->conditionals['paginate'] = 'y';
			 
			$sql .= " LIMIT ".$row_count.", ".$this->per_page;			
		}
		
		/** ----------------------------------------
        /**  Retrieve Folder Contents
        /** ----------------------------------------*/
		
		$folder_rows_template	= $this->retrieve_template('message_folder_rows');
		$r = '';
		$i = 0;
		$censor = FALSE;
        
		if ($PREFS->ini('enable_censoring') == 'y' && $PREFS->ini('censored_words') != '')
        {
			if ( ! class_exists('Typography'))
			{
				require PATH_CORE.'core.typography'.EXT;
			}
		
			$TYPE = new Typography(0); 
			$censor = TRUE;
		}
				
		$query = $DB->query($dql.$sql);
		
		foreach($query->result as $row)
		{
			++$i;
			$data = $row;
			$data['msg_id']		  = 'd'.$row['message_id'];
			$data['message_date'] = $LOC->set_human_time($data['message_date']);
			$data['style']		  = ($i % 2) ? 'tableCellTwo' : 'tableCellOne';
			$data['message_subject']	  = ($censor === FALSE) ? $data['message_subject'] : $TYPE->filter_censored_words($data['message_subject']);
			
			
			if ($this->allegiance == 'user')
    		{
    			$data['message_url']  = $this->base_url.'compose/'.$row['message_id'].'/';
    		}
    		else
    		{
    			$data['message_url'] = $this->base_url.'compose'.AMP.'msg='.$row['message_id'];
    		}
    		
    		$data['message_status'] = '';
    		
    		// This Requires Extra Queries and Processing
    		// So We Only Do It When Those Variables Are Found
    		
    		if (stristr($folder_rows_template, '{recipients}') !== FALSE)
    		{
    			$data['recipients'] = htmlspecialchars($this->convert_recipients($row['message_recipients']), ENT_QUOTES);
    		}
    		
    		if (stristr($folder_rows_template, '{cc}') !== FALSE)
    		{
    			$data['cc'] = htmlspecialchars($this->convert_recipients($row['message_cc']), ENT_QUOTES);
    		}
    		
    		$r .= $this->_process_template($folder_rows_template, $data);
		}
		
		$this->single_parts['include']['folder_rows'] = $r;
		
		/** ----------------------------------------
		/**  Return the Folder's Contents
		/** ----------------------------------------*/
		
		$this->title = $LANG->line('draft_messages');
		$this->crumb = $LANG->line('draft_messages');
		$this->return_data = $this->folder_wrapper('y', 'n', 'n');
 	}
 	/* END */
 	
 	
	/** -----------------------------------
    /**  View Folder Contents
    /** -----------------------------------*/

    function view_folder($folder_id='')
    {
    	global $LANG, $DB, $OUT, $IN, $LOC, $PREFS;
    	
    	// ---------------------------------
    	// Find Requested Folder ID
    	// $IN->QSTR - User
    	// $IN->GBL('folder', 'GP') - CP
    	// ---------------------------------
    	
    	$row_count = 0;  // How many rows shown this far (i.e. offset)
    	
    	if ($folder_id == '')
    	{	
    		if ($this->allegiance == 'user')
    		{
    			// Unknown, probably will have to do something similar to
    			// the list of members where we have to create 
    			// a pseudo-query string in one of the URI segments
    			// folder_pagenum : 1_1
    			
    			if ($this->cur_id == '')
    			{
    				$folder_id = 1;
    			}
    			else
    			{
    				$x = explode('_', $this->cur_id);
    				
    				$folder_id = ( ! is_numeric($x['0'])) ? 1 : $x['0'];
    				$row_count = ( ! isset($x['1']) OR ! is_numeric($x['1'])) ? 0 : $x['1'];
    			}
    		}
    		else
    		{
    			$folder_id = ($IN->GBL('folder', 'GP') === false) ? '1' : $IN->GBL('folder', 'GP');
    			$row_count = ($IN->GBL('page', 'GP') === false) ? 0 : $IN->GBL('page', 'GP');
    		}
    	}
    	
    	if ( ! is_numeric($folder_id) OR $folder_id > $this->max_folders)
    	{
    		$folder_id = '1';
    	}
    	
    	if ( ! is_numeric($row_count))
    	{
    		$row_count = 0;
    	}
    	
    	
    	/** ---------------------------------------
    	/**  Retrieve Folder Name for User
    	/** ---------------------------------------*/
    	
    	if ($folder_id == '0')
    	{
    		$folder_name = $LANG->line('deleted_messages');
    	}
    	elseif ( ! isset($this->folders[$folder_id]['0']) OR $this->folders[$folder_id]['0'] == '')
    	{
    		if ($this->allegiance == 'cp')
    		{
    			return $DSP->no_access_message();
    		}
    		else
    		{
    			return $OUT->show_user_error('general', array($LANG->line('not_authorized')));
    		}
    	}
    	else
    	{
    		$folder_name = $this->folders[$folder_id]['0'];
    	}
    	
    	$this->single_parts['lang']['folder_name'] = $LANG->line('messages_folder').' - '.$folder_name;
    	$this->single_parts['lang']['folder_id'] = $folder_id;
    	$this->current_folder = $folder_id;
    	$this->conditionals['paginate'] = 'n';
    	
    	/** -----------------------------------
    	/**  Folder Conditionals
    	/** -----------------------------------*/
    	
    	$this->conditionals['drafts_folder']	= 'n';
    	$this->conditionals['sent_folder']		= 'n';
    	$this->conditionals['trash_folder']		= 'n';
    	$this->conditionals['regular_folder']	= 'n';
    	
    	if ($folder_id == '0')
    	{
    		$this->conditionals['trash_folder'] = 'y';
    	}
    	elseif ($folder_id == '2')
    	{
    		$this->conditionals['sent_folder'] = 'y';
    	}
    	else
    	{
    		$this->conditionals['regular_folder'] = 'y';
    	}
    						 
    	/** ---------------------------------------
    	/**  Retrieve Folder Contents Query
    	/** ---------------------------------------*/
    	
    	$dql = "SELECT 
				exp_message_copies.message_status,
				exp_message_copies.message_id,
				exp_message_copies.message_read,
				exp_message_copies.copy_id as msg_id, 
				exp_message_data.sender_id, 
    			exp_message_data.message_date, 
    			exp_message_data.message_subject, 
    			exp_message_data.message_recipients,
    			exp_message_data.message_cc,
    			exp_message_data.message_attachments, 
    			exp_members.screen_name as sender, 
    			exp_members.username as sender_username ";
    	
    	$sql = "FROM exp_message_copies
    			LEFT JOIN exp_message_data ON exp_message_data.message_id = exp_message_copies.message_id
    			LEFT JOIN exp_members ON exp_members.member_id = exp_message_copies.sender_id
    			WHERE exp_message_copies.recipient_id = '{$this->member_id}' ";
    			
    	if ($folder_id == '0')
    	{
    		$sql .= "AND exp_message_copies.message_deleted = 'y' ";
    	}
    	else
    	{
    		$sql .= "AND exp_message_copies.message_folder = '{$folder_id}'
    				 AND exp_message_copies.message_deleted = 'n' ";
    	}		
    			
    	$sql .= "AND exp_message_data.message_status = 'sent'
    			 ORDER BY exp_message_data.message_date desc";
    			
    	/** ----------------------------------------
        /**  Run "count" query for pagination
        /** ----------------------------------------*/
        
		$query = $DB->query("SELECT COUNT(exp_message_copies.copy_id) AS count ".$sql);
		
		/** ----------------------------------------
        /**  If No Messages, we say so.
        /** ----------------------------------------*/
		
		if ($query->row['count'] == 0)
		{
			$this->title = $folder_name;
			$this->crumb = $folder_name;
			
			$this->single_parts['include']['folder_rows']  = $this->retrieve_template('message_no_folder_rows');
			$this->single_parts['form']['form_declaration']['modify_messages'] = '';
			
			$this->return_data = $this->folder_wrapper(($folder_id == '0') ? 'n' : 'y');
			
			return;
		}
		
		/** ----------------------------------------
        /**  Determine Current Page
        /** ----------------------------------------*/
		
		$current_page = ($row_count / $this->per_page) + 1;
			
        $total_pages = intval($query->row['count'] / $this->per_page);
        
        if ($query->row['count'] % $this->per_page) 
        {
            $total_pages++;
        }
        
        $this->single_parts['include']['page_count'] = $LANG->line('folder_page').' '.$current_page.' '.$LANG->line('of').' '.$total_pages;
    	
    	/** -----------------------------
    	/**  Do we need pagination?
    	/** -----------------------------*/
				
		$pager = ''; 		
		
		if ($query->row['count'] > $this->per_page)
		{ 											
			if ( ! class_exists('Paginate'))
			{
				require PATH_CORE.'core.paginate'.EXT;
			}
			
			$PGR = new Paginate();
			
			if ($this->allegiance == 'user')
    		{
    			$PGR->path = $this->base_url.'view_folder/'.$folder_id.'_';
    		}
    		else
    		{
    			$PGR->base_url = $this->base_url.'view_folder'.AMP.'folder='.$folder_id;
    			$PGR->qstr_var = 'page';
    		}
			
			$PGR->total_count 	= $query->row['count'];
			$PGR->per_page		= $this->per_page;
			$PGR->cur_page		= $row_count;
			
			$this->single_parts['include']['pagination_link'] = $PGR->show_links();
			$this->conditionals['paginate'] = 'y';
			 
			$sql .= " LIMIT ".$row_count.", ".$this->per_page;			
		}
		
		$censor = FALSE;
		
        if ($PREFS->ini('enable_censoring') == 'y' && $PREFS->ini('censored_words') != '')
        {
			$censor = TRUE;
		
			if ( ! class_exists('Typography'))
			{
				require PATH_CORE.'core.typography'.EXT;
			}
		
			$TYPE = new Typography(0); 
		}

		/** ----------------------------------------
        /**  Retrieve Folder Contents
        /** ----------------------------------------*/
		
		$message_ids			= array();
		$folder_rows_template	= $this->retrieve_template('message_folder_rows');
		$i = 0;
		$r = '';
		
		$query = $DB->query($dql.$sql);
		
		foreach($query->result as $row)
		{
			$i++;
			$data			= $row;
			$message_ids[]	= $row['message_id'];

			$data['msg_id']	= ($row['message_read'] == 'n') ? 'u'.$row['msg_id'] : $row['msg_id'];
			$data['buddy_list_link'] = '';
    		$data['block_list_link'] = '';
			$data['message_date'] = $LOC->set_human_time($data['message_date']);
			$data['style']		  = ($i % 2) ? 'tableCellTwo' : 'tableCellOne';
			
			if ($censor == TRUE)
			{
				$data['message_subject'] = $TYPE->filter_censored_words($row['message_subject']);
			}

			if ($this->allegiance == 'user')
    		{
    			$data['message_url']  = $this->base_url.'view_message/'.$row['msg_id'].'/';
    			//$data['buddy_list_link'] = $this->_create_path('add_buddy').$row['sender_id'].'/';
    			//$data['block_list_link'] = $this->_create_path('add_block').$row['sender_id'].'/';
    		}
    		else
    		{
    			$data['message_url'] = $this->base_url.'view_message'.AMP.'msg='.$row['msg_id'];
    			//$data['buddy_list_link'] = $this->_create_path('add_buddy').AMP.'id='.$row['sender_id'];
    			//$data['block_list_link'] = $this->_create_path('add_block').AMP.'id='.$row['sender_id'];
    		}
    		
    		// --------------------------------
    		//  Message Status Entities:
    		//  &bull; - unread
    		//  &rarr; - forwarded
    		//  &crarr; - Reply
    		// --------------------------------
    		
    		if ($row['message_status'] == 'replied')
    		{
    			$data['message_status'] = '&crarr;';
    		}
    		elseif ($row['message_status'] == 'forwarded')
    		{
    			$data['message_status'] = '&rarr;';
    		}
    		elseif ($row['message_read'] == 'y')
    		{
    			$data['message_status'] = '';
    		}
    		elseif($row['message_read'] == 'n')
    		{
    			$data['message_status'] = '&bull;';
    		}
    		
    		// This Requires Extra Queries and Processing
    		// So We Only Do It When Those Variables Are Found
    		
    		if (stristr($folder_rows_template, '{recipients}') !== FALSE)
    		{
    			$data['recipients'] = htmlspecialchars($this->convert_recipients($row['message_recipients']), ENT_QUOTES);
    		}
    		
    		if (stristr($folder_rows_template, '{cc}') !== FALSE)
    		{
    			$data['cc'] = htmlspecialchars($this->convert_recipients($row['message_cc']), ENT_QUOTES);
    		}
    		
    		$r .= $this->_process_template($folder_rows_template, $data);
		}
		
		$this->single_parts['include']['folder_rows'] = $r;
		
		/** ----------------------------------------
        /**  If Displayed, Messages are Received (not read)
        /** ----------------------------------------*/
		
		if (sizeof($message_ids) > 0 && $this->block_tracking == 'n')
		{
			$DB->query("UPDATE exp_message_copies SET message_received = 'y' 
						WHERE recipient_id = '{$this->member_id}'
						AND message_id IN ('".implode("','",$message_ids)."')");
		}
		
		/** ----------------------------------------
		/**  Return the Folder's Contents
		/** ----------------------------------------*/
		
		$this->title = $folder_name;
		$this->crumb = $folder_name;
		$this->return_data = $this->folder_wrapper(($folder_id == '0') ? 'n' : 'y');
 	}
 	/* END */
 	
 	
 	
 	
 	
 	
	/** ----------------------------------------
    /**  Wrapper for a Folder and its Contents
    /** ----------------------------------------*/

    function folder_wrapper($deleted='y', $moved='y', $copied = 'y')
    {
    	global $FNS;
    	
 		$folder_template = $this->retrieve_template('message_folder');
 		
 		$this->folders_pulldown();
 		
 		$this->single_parts['include']['hidden_js'] = $this->hidden_js();
 		$this->single_parts['include']['toggle_js'] = $this->toggle_js();
 		$this->single_parts['path']['compose_message'] = $this->_create_path('compose');
 		$this->single_parts['path']['erase_messages']  = $this->_create_path('erase');
 		
 		$details = array('hidden_fields'	=> array('this_folder' => $this->single_parts['lang']['folder_id'], 'daction' => ''),
    					 'action'			=> $this->_create_path('modify_messages'),
    					 'id'				=> 'target',
    					 'enctype'			=> 'multi',
    					 'secure'			=> ($this->allegiance == 'cp') ? FALSE : TRUE
    					 );  	
    	
    	$this->single_parts['form']['form_declaration']['modify_messages']  = $FNS->form_declaration($details);

		/** ---------------------------------
		/**  Move, Copy, Delete Buttons
		/** ---------------------------------*/
 		
 		$this->_buttons($deleted, $moved, $copied);
 		
 		/** -------------------------------
 		/**  Storage Graph
 		/** -------------------------------*/
 		
 		if ( ! isset($this->single_parts['image']['messages_graph']))
 		{
 			$this->storage_graph();
 		}
 		
 		return $this->_process_template($folder_template);
	}
	/* END */
	
	
	/** ----------------------------------------
    /**  Buttons for Various Pages
    /** ----------------------------------------*/

    function _buttons($deleted='y', $moved='y', $copied = 'y')
    {
    	global $LANG;
    
    	$style = 'buttons';
    
    
 		/** ---------------------------------
		/**  Move, Copy, Delete Buttons
		/** ---------------------------------*/
 		
 		if ($deleted == 'n')
 		{
 			$this->single_parts['form']['delete_button'] = '';
 		}
 		else
 		{
 			$this->single_parts['form']['delete_button'] = "<button type='submit' id='delete' name='delete' value='delete' ".
 														   "class='{$style}' title='{lang:delete_selected}' ".
 														   "onclick='dynamic_action(\"delete\");'>".
 														   "{lang:messages_delete}</button> ";
 		}
 		
 		if ($moved == 'n')
 		{
 			$this->single_parts['form']['move_button'] = '';
 		}
 		else
 		{
 			$this->single_parts['form']['move_button'] = "<button type='submit' id='move' name='move' value='move' ".
 														  "class='{$style}' title='{lang:move_selected}' ".
 														  "onclick='dynamic_move();return false;'>".
 														  "{lang:messages_move}</button>".NBS.NBS;
 		}
 		
 		if ($copied == 'n')
 		{
 			$this->single_parts['form']['copy_button'] = '';
 		}
 		else
 		{
 			$this->single_parts['form']['copy_button'] = "<button type='submit' id='copy' name='copy' value='copy' ".
 														  "class='{$style}' title='{lang:copy_selected}' ".
 														  "onclick='dynamic_copy();return false;'>".
 														  "{lang:messages_copy}</button>".NBS.NBS;
 		}
 		
 		$this->single_parts['form']['forward_button'] = "<button type='submit' id='forward' name='forward' value='forward' ".
 														 "…