func_msg.php

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<?php

/*
+--------------------------------------------------------------------------
|   Invision Power Board v2.1.5
|   =============================================
|   by Matthew Mecham
|   (c) 2001 - 2005 Invision Power Services, Inc.
|   
|   =============================================
|   Web: 
|   Time: Wed, 01 Mar 2006 19:11:29 GMT
|   Release: 
|   Licence Info: 
+---------------------------------------------------------------------------
|   > $Date: 2005-12-06 17:36:43 +0000 (Tue, 06 Dec 2005) $
|   > $Revision: 94 $
|   > $Author: bfarber $
+---------------------------------------------------------------------------
|
|   > Msg Func module
|   > Module written by Matt Mecham
|   > Date started: 14th February 2002
|
|   > Module Version 1.0.0
|   > DBA Checked: Fri 21 May 2004
+--------------------------------------------------------------------------
*/


if ( ! defined( 'IN_IPB' ) )
{
	print "<h1>Incorrect access</h1>You cannot access this file directly. If you have recently upgraded, make sure you upgraded all the relevant files.";
	exit();
}

class func_msg
{
	# Classes
	var $ipsclass;
	
	# Others
	var $postlib      = "";
	var $class        = "";
	var $output       = "";
	var $can_upload   = 0;
	var $form_extra   = "";
	var $hidden_field = "";
	var $redirect_url = "";
	var $redirect_lang= "";
	
	var $force_pm     = 0;
	
	function register_class( &$class )
	{
		$this->class = &$class;
	}
	
	/*-------------------------------------------------------------------------*/
	// Initiate
	/*-------------------------------------------------------------------------*/
	
	function init()
	{
		//-----------------------------------------
		// Get post stuff
		//-----------------------------------------
		
		require_once( ROOT_PATH.'sources/classes/post/class_post.php' );
		$this->postlib = new class_post();
		$this->postlib->ipsclass =& $this->ipsclass;
		
		$this->postlib->load_classes();
		
		if ( $this->ipsclass->member['g_attach_max'] != -1 and $this->ipsclass->member['g_can_msg_attach'] )
		{
			$this->can_upload   = 1;
			$this->form_extra   = " enctype='multipart/form-data'";
			$this->hidden_field = "<input type='hidden' name='MAX_FILE_SIZE' value='".($this->ipsclass->member['g_attach_max']*1024)."' />";
		}
		
		$this->postlib->can_upload = $this->can_upload;
	}
	
	/*-------------------------------------------------------------------------*/
	// Send form stuff
	/*-------------------------------------------------------------------------*/
	
	function send_form($preview=0, $errors="")
 	{
		$this->form_mid     = intval($this->ipsclass->input['MID']);
 		$this->form_orig_id = intval($this->ipsclass->input['MSID']);
 		
 		$_POST['Post-NS']   = $_POST['Post'];
 		$_POST['Post']      = $this->ipsclass->remove_tags( $this->ipsclass->txt_raw2form( $_POST['Post'] ) );
 		
 		//-----------------------------------------
 		// Fix up errors
 		//-----------------------------------------
 		
 		$errors = preg_replace( "/^<br>/", "", $errors );
 		
    	//-----------------------------------------
    	// Preview post?
    	//-----------------------------------------
    	
    	if ( $preview )
    	{
    		$this->postlib->parser->parse_html    = $this->ipsclass->vars['msg_allow_html'];
			$this->postlib->parser->parse_nl2br   = 1;
			$this->postlib->parser->parse_smilies = 1;//intval($this->ipsclass->input['enableemo']);
			$this->postlib->parser->parse_bbcode  = $this->ipsclass->vars['msg_allow_code'];
			
			$old_msg = $this->postlib->han_editor->process_raw_post( 'Post-NS' );
			$old_msg = $this->postlib->parser->pre_display_parse( $this->postlib->parser->pre_db_parse( $old_msg ) );
			
			$this->output .= $this->ipsclass->compiled_templates['skin_msg']->preview($old_msg);
    	}
    	
    	if ($errors != "")
    	{
    		$this->output .= $this->ipsclass->compiled_templates['skin_msg']->pm_errors($errors);
    		$preview = 1;
    	}
    	
    	//-----------------------------------------
 		// Load the contacts
 		//-----------------------------------------
 		
 		$contacts = $this->build_contact_list();
 		
 		$name_to_enter = "";
 		$old_message   = "";
 		$old_title     = "";
    	
    	//-----------------------------------------
 		// Did we come from a button with a user ID?
 		//-----------------------------------------
 		
		if ( $this->form_mid )
		{
			$this->ipsclass->DB->simple_construct( array( 'select' => 'members_display_name, name, id', 'from' => 'members', 'where' => "id=".$this->form_mid ) );
			$this->ipsclass->DB->simple_exec();
			
			$name = $this->ipsclass->DB->fetch_row();
			
			if ($this->ipsclass->input['fwd'] != 1)
			{
				if ($name['id'])
				{
					$name_to_enter = $name['members_display_name'];
				}
			}
		}
		else
		{
			$name_to_enter = $this->ipsclass->input['entered_name'];
		}
 		
 		//-----------------------------------------
 		// Are we quoting an old message?
 		//-----------------------------------------
 		
 		if ( $preview or $this->class->show_form )
 		{
 			$old_message = $_POST['Post-NS'];
 			$old_title   = preg_replace( "/'/", "&#39;", $this->ipsclass->txt_stripslashes($_POST['msg_title']) );
			// If we preview and check these boxes, they should default to checked
			$footer_defaults = array(
								 	 'add_sent' 	=> $this->ipsclass->input['add_sent'] == 'yes' ? "checked='checked' " : "",
								 	 'add_tracking' => $this->ipsclass->input['add_tracking'] == '1' ? "checked='checked' " : "",
								 	);
 		}
 		else if ( $this->form_orig_id )
 		{
 			$this->ipsclass->DB->cache_add_query( 'msg_get_saved_msg', array( 'msgid' => $this->form_orig_id, 'mid' => $this->ipsclass->member['id'] ) );
 			$this->ipsclass->DB->simple_exec();
 			
 			$old_msg = $this->ipsclass->DB->fetch_row();
 			
 			if ($old_msg['mt_title'])
 			{
 				if ( $this->class->edit_saved ) 
				{
					$name_to_enter         = $old_msg['members_display_name'];
					$cc_text               = $old_msg['msg_cc_users'];
					$cc_hide			   = $old_msg['mt_hide_cc'];
					$old_track			   = $old_msg['mt_tracking'];
					$old_addsent		   = $old_msg['mt_addtosent'];
					$old_title             = $old_msg['mt_title'];
					$old_message           = $this->postlib->parser->bad_words( $this->ipsclass->my_br2nl( $old_msg['msg_post'] ) );
					
					if( $this->postlib->han_editor->method == 'rte' )
					{
						$_POST['tmp_for_msg_edit'] = $old_message;
						
						$old_message = $this->postlib->han_editor->process_raw_post( 'tmp_for_msg_edit' );
						$old_message = $this->postlib->parser->pre_display_parse( $this->postlib->parser->pre_db_parse( $old_message ) );
						
						unset($_POST['tmp_for_msg_edit']);
					}
					
					$this->class->post_key = $old_msg['msg_post_key'];
					$this->ipsclass->input['OID']= $old_msg['mt_id'];
				}
 				else if ($this->ipsclass->input['fwd'] == 1)
 				{
 					$old_title     = "Fwd:".$old_msg['mt_title'];
 					$old_title     = preg_replace( "/^(?:Fwd\:){1,}/i", "Fwd:", $old_title );
 					$old_message   = '[QUOTE]'.sprintf($this->ipsclass->lang['vm_forward_text'], $name['members_display_name'])."\n\n".$old_msg['msg_post'].'[/QUOTE]'."\n";
 					$old_message   = $this->postlib->parser->bad_words( $this->ipsclass->my_br2nl( $old_message ) );
 				}
 				else
 				{
 					$old_title   = "Re:".$old_msg['mt_title'];
 					$old_title   = preg_replace( "/^(?:Re\:){1,}/i", "Re:", $old_title );
 					$old_message = '[QUOTE]'.$old_msg['msg_post'].'[/QUOTE]'."\n";
 					$old_message = $this->postlib->parser->bad_words( $this->ipsclass->my_br2nl( $old_message ) );
 				}
 			}
 			
			$footer_defaults = array(
								 	 'add_sent' 	=> $old_addsent == '1' ? "checked='checked' " : "",
								 	 'add_tracking' => $old_track == '1' ? "checked='checked' " : "",
								 	); 			
 		}
 		
 		//-----------------------------------------
 		// PM returns
 		//-----------------------------------------
 		
 		if ( $this->postlib->han_editor->method == 'rte' AND $old_message AND $this->form_orig_id )
 		{
 			$old_message = $this->ipsclass->my_nl2br( $old_message );
 		}
 		
 		//-----------------------------------------
 		// Build up the HTML for the send form
 		//-----------------------------------------
 		
 		$this->output .= $this->ipsclass->compiled_templates['skin_msg']->Send_form( array (
																							 'CONTACTS'  => $contacts,
																							 'MEMBER'    => $this->member,
																							 'N_ENTER'   => $name_to_enter,
																							 'O_TITLE'   => $old_title,
																							 'OID'       => $this->ipsclass->input['OID'], // Old unsent msg id for restoring saved msg - used to delete saved when sent
																							 'post_key'  => $this->class->post_key,
																							 'form_extra'=> $this->form_extra,
																							 'upload'    => $this->hidden_field,
																							 
																				   )       );
 		
 		$this->ipsclass->lang['the_max_length'] = $this->ipsclass->vars['max_post_length'] * 1024;
 		
 		//-----------------------------------------
 		// Show editor HTML
 		//-----------------------------------------
 		
 		$this->postlib->han_editor->ed_width = $this->ipsclass->vars['rte_pm_width'] ? $this->ipsclass->vars['rte_pm_width'] : $this->ipsclass->vars['rte_width'];
 		
 		//-----------------------------------------
 		// Is this RTE? If so, convert BBCode
 		//-----------------------------------------
 		
 		if ( $this->postlib->han_editor->method == 'rte' AND $old_message )
 		{
 			$old_message = $this->postlib->parser->convert_ipb_html_to_html( $old_message );
 		}
 		else if ( $old_message )
 		{
 			$old_message = $this->ipsclass->txt_stripslashes( $old_message );
 		}
 		
 		$this->output .= $this->ipsclass->compiled_templates['skin_msg']->postbox_wrap( $this->postlib->han_editor->show_editor( $old_message, 'Post' ) );
 		
 		//-----------------------------------------
 		// Show upload stuff?
 		//-----------------------------------------
 		
 		if ($this->can_upload)
		{
			$this->output .= $this->postlib->html_build_uploads($this->class->post_key,'msg');
		}
 		
 		$this->output .= $this->ipsclass->compiled_templates['skin_msg']->send_form_footer( $footer_defaults );
 		
 		//-----------------------------------------
 		// Add in the smilies box
 		//-----------------------------------------
 		
 		$this->output = $this->postlib->html_add_smilie_box($this->output);
		
		$this->class->page_title = $this->ipsclass->lang['t_welcome'];
 		$this->class->nav        = array( "<a href='".$this->ipsclass->base_url."act=UserCP&amp;CODE=00'>".$this->ipsclass->lang['t_title']."</a>" );
		
		//-----------------------------------------
 		// Do we have permission to mass PM peeps?
 		//-----------------------------------------
 		
 		if ($this->ipsclass->member['g_max_mass_pm'] > 0)
 		{
 			$this->ipsclass->lang['carbon_copy_desc'] = sprintf( $this->ipsclass->lang['carbon_copy_desc'], $this->ipsclass->member['g_max_mass_pm'] );
 			
 			if ( isset($_POST['carbon_copy']) or $cc_text )
 			{
 				$cc_text = $cc_text ? $cc_text : $this->ipsclass->txt_htmlspecialchars($_POST['carbon_copy']);
 				
 				$cc_box = preg_replace( "#</textarea>#i", "", $this->ipsclass->txt_stripslashes($cc_text) );
 			}
 			
 			if ( intval($this->ipsclass->input['mt_hide_cc']) == 1 or ( isset($cc_hide) AND $cc_hide == 1 ) )
 			{
 				$cc_formbox = $cc_hide ? $cc_hide : intval($this->ipsclass->input['mt_hide_cc']);
 				
 				$cc_formbox = $cc_formbox == 1 ? "checked='checked' " : "";
 			} 			
 			
 			$this->output = str_replace( "<!--IBF.MASS_PM_BOX-->", $this->ipsclass->compiled_templates['skin_msg']->mass_pm_box($cc_box, $cc_formbox), $this->output );
 		}
 	}
 	
 	/*-------------------------------------------------------------------------*/
 	// Build contact listy poos
 	/*-------------------------------------------------------------------------*/
 	
 	function build_contact_list()
	{
		$contacts = "";
 		
 		$this->ipsclass->DB->simple_construct( array( 'select' => '*', 'from' => 'contacts', 'where' => "member_id=".$this->ipsclass->member['id'], 'order' => "contact_name") );
 		$this->ipsclass->DB->simple_exec();
 		
 		if ( $this->ipsclass->DB->get_num_rows() )
 		{
 			$contacts = "<select name='from_contact' class='forminput'><option value='-'>".$this->ipsclass->lang['other']."</option>\n<option value='-'>--------------------</option>\n";
 			
 			while ( $entry = $this->ipsclass->DB->fetch_row() )
 			{
 				$selected = ( $this->ipsclass->input['from_contact'] == $entry['contact_id'] ) ? ' selected="selected"' : '';
 				
 				$contacts .= "<option value='".$entry['contact_id']."'{$selected}>".$entry['contact_name']."</option>\n";
 			}
 			
 			$contacts .= "</select>\n";
 		}
 		else
 		{
 			$contacts = $this->ipsclass->lang['address_list_empty'];
 		}
 		
 		return $contacts;
 	}
 	
 	
 	//-----------------------------------------
 	// API for deleting messages
 	//-----------------------------------------
 	
 	function delete_messages($ids, $owner_id, $extra="")
 	{
		//-----------------------------------------
 		// Basic WHERE
 		//-----------------------------------------
 		
 		if ( ! $extra )
 		{
 			$extra = "mt_owner_id=$owner_id";
 		}
 		
 		$id_string = "";
 		
 		if ( is_array( $ids ) )
 		{
 			if ( ! count($ids) )
 			{
 				return;
 			}
 			
 			$id_string = 'IN ('.implode( ",", $ids ).')';
 		}
 		else
 		{
 			if ( ! $ids )
 			{
 				return;
 			}
 			
 			$id_string = '='.$ids;
 		}
 		
 		//-----------------------------------------
 		// Are these our messages?
 		//-----------------------------------------
 		
 		$this->ipsclass->DB->simple_construct( array( 'select' => 'mt_id, mt_msg_id', 'from' => 'message_topics', 'where' => "$extra AND mt_id $id_string" ) );
 		$this->ipsclass->DB->simple_exec();
 		
 		$final_ids = array();
 		$final_mts = array();
 		
 		while ( $i = $this->ipsclass->DB->fetch_row() )
 		{
 			$final_ids[ $i['mt_id'] ] = $i['mt_msg_id'];
 			$final_mts[] = $i['mt_id'];
 		}
 		
 		//-----------------------------------------
 		// Delete MT topics
 		//-----------------------------------------
 		
 		if ( count($final_mts) )
 		{