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[svn r17905] Adding/fixing the message tool (update) FS#3503

Julio Montoya 16 years ago
parent
commit
7dac8d57e7
2 changed files with 233 additions and 1 deletions
  1. 4 1
      main/inc/lib/database.lib.php
  2. 229 0
      main/inc/lib/message.lib.php

+ 4 - 1
main/inc/lib/database.lib.php

@@ -1,4 +1,4 @@
-<?php // $Id: database.lib.php 17826 2009-01-19 17:18:19Z yannoo $
+<?php // $Id: database.lib.php 17905 2009-01-21 19:52:11Z juliomontoya $
 /* See license terms in /dokeos_license.txt */
 /**
 ==============================================================================
@@ -207,6 +207,9 @@ define('TABLE_GLOSSARY', 'glossary');
 // GLOSSARY
 define('TABLE_NOTEBOOK', 'notebook');
 
+// MESSAGE
+define('TABLE_MESSAGE', 'message'); 
+
 
 /*
 ==============================================================================

+ 229 - 0
main/inc/lib/message.lib.php

@@ -0,0 +1,229 @@
+<?php
+/*
+==============================================================================
+	Dokeos - elearning and course management software
+
+	Copyright (c) 2004-2008 Dokeos SPRL
+	Copyright (c) Julio Montoya <gugli100@gmail.com>
+
+	For a full list of contributors, see "credits.txt".
+	The full license can be read in "license.txt".
+
+	This program is free software; you can redistribute it and/or
+	modify it under the terms of the GNU General Public License
+	as published by the Free Software Foundation; either version 2
+	of the License, or (at your option) any later version.
+
+	See the GNU General Public License for more details.
+
+	Contact address: Dokeos, rue du Corbeau, 108, B-1030 Brussels, Belgium
+	Mail: info@dokeos.com
+	
+==============================================================================
+*/
+
+include_once(api_get_path(LIBRARY_PATH).'/online.inc.php');
+$table_message = Database::get_course_table(TABLE_MESSAGE);
+
+function get_online_user_list($current_user_id)
+{
+	$min=30;
+	global $_configuration;
+	$userlist = WhoIsOnline($current_user_id,$_configuration['statistics_database'],$min);
+	foreach($userlist as $row) {
+		$receiver_id = $row[0];
+		$online_user_list[$receiver_id] = GetFullUserName($receiver_id).($current_user_id==$receiver_id?("&nbsp;(".get_lang('Myself').")"):(""));
+	}
+	return $online_user_list;
+}
+
+/**
+* Displays info stating that the message is sent successfully.
+*/
+function display_success_message($uid)
+{
+	$success= get_lang('MessageSentTo').
+			"&nbsp;<b>".
+			GetFullUserName($uid).
+			"</b>".
+			"<br><a href=\"".
+			"inbox.php\">".
+			get_lang('BackToInbox').
+			"</a>";
+	Display::display_confirmation_message($success, false);
+}
+
+/**
+* @todo this function seems no longer user
+* but is still mentioned in comments, what can be the use?
+*/
+function validate_text($texto)
+{
+	$MAX_SIZE = 60; // minimun size of chars 
+	$i=0;
+	$lines = array(); //array with lines
+	$token = strtok($texto, "\n");
+	while($token) {
+		$lines[$i]= $token;
+		$token = strtok("\n");
+		$i++;
+	}
+	$modificado= "";
+	for($i=0; $i<count($lines); $i++ ) {
+		if(strlen($lines[$i])>$MAX_SIZE + 1) {
+			$modificado2= substr($lines[$i], 0, $MAX_SIZE);
+			for($j=$MAX_SIZE; $j<strlen($lines[$i]); $j+=$MAX_SIZE) {
+				$modificado2 = $modificado2."\n".substr($lines[$i], $j, $MAX_SIZE);
+			}
+		} else {
+			$modificado2= $lines[$i];
+		}
+		$modificado = $modificado.$modificado2."\n";
+	}
+	$modificado = substr($modificado, 0 ,strlen($modificado)-1);
+	$modificado = str_replace("&", "&#038", $modificado); // �em
+	$modificado = str_replace("<", "&#60", $modificado); // para evitar que lo convierta en html
+	$modificado = str_replace(">", "&#62", $modificado); // �em
+	return $modificado;
+}
+
+/**
+* Displays the wysiwyg html editor.
+*/
+function display_html_editor_area($name,$resp)
+{
+	api_disp_html_area($name, get_lang('TypeYourMessage'), '', '100%');
+}
+
+/**
+* Get the new messages for the current user from the database.
+*/
+function get_new_messages()
+{
+	global $table_message;
+	if (!api_get_user_id()) {
+		return false;
+	}
+	$i=0;		
+	$query = "SELECT * FROM $table_message WHERE user_receiver_id=".api_get_user_id()." AND msg_status=1;";
+	$result = api_sql_query($query,__FILE__,__LINE__);
+	$i = Database::num_rows($result);
+	return $i;
+}
+
+/**
+* Get the list of user_ids of users who are online.
+*/
+function users_connected_by_id()
+{
+	global $_configuration, $_user;
+	$minute=30;
+	$user_connect = WhoIsOnline($_user['user_id'],$_configuration['statistics_database'],$minute);
+	for ($i=0; $i<count($user_connect); $i++) {
+		$user_id_list[$i]=$user_connect[$i][0];
+	}
+	return $user_id_list;
+}
+
+/**
+ * Gets the total number of messages, used for the inbox sortable table
+ */
+function get_number_of_messages()
+{
+	global $table_message;
+	$sql_query = "SELECT COUNT(*) as number_messages FROM $table_message WHERE user_receiver_id=".api_get_user_id();
+	$sql_result = api_sql_query($sql_query,__FILE__,__LINE__);
+	$result = Database::fetch_array($sql_result);
+	return $result['number_messages'];
+}
+
+/**
+ * Gets information about some messages, used for the inbox sortable table
+ * @param int $from
+ * @param int $number_of_items
+ * @param string $direction
+ */
+function get_message_data($from, $number_of_items, $column, $direction)
+{
+	global $table_message;
+	$sql_query = "SELECT id as col0, user_sender_id as col1, title as col2, send_date as col3 FROM $table_message " .
+				 "WHERE user_receiver_id=".api_get_user_id()." " .
+				 "ORDER BY col$column $direction LIMIT $from,$number_of_items";
+	$sql_result = api_sql_query($sql_query,__FILE__,__LINE__);
+	$i = 0;
+	$message_list = array ();
+	while ($result = Database::fetch_row($sql_result)) {
+		$message[0] = $result[0];
+		$message[1] = GetFullUserName($result[1]);
+		//$message[1] = "<a href=\"view_message.php?id=".$result[0]."\" title=\"$texto\">".GetFullUserName($result[1])."</a>";
+		$message[2] = '<a href="view_message.php?id='.$result[0].'">'.$result[2].'</a>';
+		$message[3] = $result[3]; //date stays the same
+		
+		$message[4] = '<a href="new_message.php?re_id='.$result[0].'">'.Display::return_icon('message_reply.png',get_lang('ReplyToMessage')).'</a>'.
+					  '&nbsp;&nbsp;<a href="inbox.php?action=deleteone&id='.$result[0].'"  onclick="javascript:if(!confirm('."'".addslashes(htmlentities(get_lang('ConfirmDeleteMessage')))."'".')) return false;">'.Display::return_icon('message_delete.png',get_lang('DeleteMessage')).'</a>';
+		$message_list[] = $message;
+		$i++;
+	}
+	return $message_list;
+}
+
+/**
+* Displays the inbox of a user, listing all messages.
+* In the process of moving towards sortable table.
+*/
+function inbox_display()
+{
+	global $table_message;
+	//delete messages if delete action was chosen
+	if (isset ($_REQUEST['action']))
+	{
+		switch ($_REQUEST['action']) {
+			case 'delete' :
+				$number_of_selected_messages = count($_POST['id']);
+				foreach ($_POST['id'] as $index => $message_id) {
+					delete_message_by_user_receiver(api_get_user_id(), $message_id);	
+				}
+				Display::display_normal_message(get_lang('SelectedMessagesDeleted'));
+				break;
+			case 'deleteone' :
+				delete_message_by_user_receiver(api_get_user_id(), $_GET['id']);
+				Display::display_confirmation_message(get_lang('MessageDeleted'));
+				echo '<br / >';	
+			break;
+		}
+	}
+
+	// display sortable table with messages of the current user
+	$table = new SortableTable('messages', 'get_number_of_messages', 'get_message_data', 1);
+	$table->set_header(0, '', false);
+	$table->set_header(1, get_lang('From'));
+	$table->set_header(2, get_lang('Title'));
+	$table->set_header(3, get_lang('Date'));
+	$table->set_header(4, get_lang('Actions'), false);
+	$table->set_form_actions(array ('delete' => get_lang('DeleteSelectedMessages')));
+	$table->display();
+}
+
+function send_message($receiver_user_id, $title, $content)
+{
+	global $table_message;
+	$id_tmp = api_get_user_id().$receiver_user_id.date('d-D-w-m-Y-H-s').microtime().rand();
+	$id_msg = md5($id_tmp);
+	$query = "INSERT INTO $table_message ( id, user_sender_id, user_receiver_id, msg_status, send_date, title, content ) ".
+			 " VALUES (".
+	 		 "' ".$id_msg ."' , '".api_get_user_id()."', '".Database::escape_string($receiver_user_id)."', '1', '".date('Y-m-d H:i:s')."','".Database::escape_string($title)."','".Database::escape_string($content)."'".
+	 		 ");";
+	$result = api_sql_query($query,__FILE__,__LINE__);
+	return $result;	
+}
+
+function delete_message_by_user_receiver($user_receiver_id,$id)
+{
+	global $table_message;
+	$query = "DELETE FROM $table_message " .
+			 "WHERE user_receiver_id=".Database::escape_string($user_receiver_id)." AND id=".Database::escape_string($id);
+	$result = api_sql_query($query,__FILE__,__LINE__);
+	return $result;	
+}
+
+?>