@ -71,7 +71,7 @@
require_once(api_get_path(INCLUDE_PATH).'/lib/mail.lib.inc.php');
require_once(api_get_path(INCLUDE_PATH).'/conf/mail.conf.php');
require_once(api_get_path(INCLUDE_PATH).'/lib/usermanager.lib.php');
get_notifications_of_user();
/**
* This function handles all the forum and forumcategories actions. This is a wrapper for the
* forum and forum categories. All this code code could go into the section where this function is
@ -1694,6 +1694,14 @@ function store_thread($values)
$message.=get_lang('ReturnTo').' < a href = "viewforum.php?'.api_get_cidreq().'&forum='.$values['forum_id'].'&origin='.$origin.'" > '.get_lang('Forum').'< / a > < br / > ';
$message.=get_lang('ReturnTo').' < a href = "viewthread.php?'.api_get_cidreq().'&forum='.$values['forum_id'].'&origin='.$origin.'&thread='.$last_thread_id.'" > '.get_lang('Message').'< / a > ';
}
$reply_info['new_post_id'] = $last_post_id;
if ($values['post_notification'] == 1)
{
set_notification('thread',$last_thread_id, true);
}
send_notification_mails($last_thread_id,$reply_info);
session_unregister('formelements');
session_unregister('origin');
@ -1929,6 +1937,12 @@ function store_reply($values)
$message.='< br / > '.get_lang('ReturnTo').' < a href = "viewforum.php?'.api_get_cidreq().'&forum='.$values['forum_id'].'&origin='.$origin.'" > '.get_lang('Forum').'< / a > < br / > ';
$message.=get_lang('ReturnTo').' < a href = "viewthread.php?'.api_get_cidreq().'&forum='.$values['forum_id'].'&thread='.$values['thread_id'].'&origin='.$origin.'" > '.get_lang('Message').'< / a > ';
// setting the notification correctly
if ($values['post_notification'] == 1)
{
set_notification('thread',$values['thread_id'], true);
}
send_notification_mails($values['thread_id'], $values);
session_unregister('formelements');
@ -2411,6 +2425,8 @@ function send_notification_mails($thread_id, $reply_info)
// the forum category, the forum, the thread and the reply are visible to the user
if ($send_mails==true)
{
send_notifications($current_thread['forum_id'],$thread_id);
/*
$sql="SELECT DISTINCT user.firstname, user.lastname, user.email, user.user_id
FROM $table_posts post, $table_user user
WHERE post.thread_id='".Database::escape_string($thread_id)."'
@ -2421,11 +2437,17 @@ function send_notification_mails($thread_id, $reply_info)
{
send_mail($row, $current_thread);
}
*/
}
else
{
/*
$sql="SELECT * FROM $table_posts WHERE thread_id='".Database::escape_string($thread_id)."' AND post_notification='1'";
$result=api_sql_query($sql, __LINE__, __FILE__);
*/
$table_notification = Database::get_course_table('forum_notification');
$sql = "SELECT * FROM $table_notification WHERE forum_id = '".Database::escape_string($current_forum['forum_id'])."' OR thread_id = '".Database::escape_string($thread_id)."'";
$result=api_sql_query($sql, __LINE__, __FILE__);
while ($row=Database::fetch_array($result))
{
$sql_mailcue="INSERT INTO $table_mailcue (thread_id, post_id) VALUES ('".Database::escape_string($thread_id)."', '".Database::escape_string($reply_info['new_post_id'])."')";
@ -3116,4 +3138,214 @@ function get_forums_of_group($group_id)
}
return $forum_list;
}
/**
* This function stores which users have to be notified of which forums or threads
*
* @param string $content does the user want to be notified about a forum or about a thread
* @param integer $id the id of the forum or thread
*
* @author Patrick Cool < patrick.cool @ UGent . be > , Ghent University, Belgium
* @version May 2008, dokeos 1.8.5
* @since May 2008, dokeos 1.8.5
*/
function set_notification($content,$id, $add_only = false)
{
global $_user;
// which database field do we have to store the id in?
if ($content == 'forum')
{
$database_field = 'forum_id';
}
else
{
$database_field = 'thread_id';
}
// database table definition
$table_notification = Database::get_course_table('forum_notification');
// first we check if the notification is already set for this
$sql = "SELECT * FROM $table_notification WHERE $database_field = '".Database::escape_string($id)."' AND user_id = '".Database::escape_string($_user['user_id'])."'";
$result=api_sql_query($sql, __FILE__, __LINE__);
$total = mysql_num_rows($result);
// if the user did not indicate that (s)he wanted to be notified already then we store the notification request (to prevent double notification requests)
if ($total < = 0)
{
$sql = "INSERT INTO $table_notification ($database_field, user_id) VALUES ('".Database::escape_string($id)."','".Database::escape_string($_user['user_id'])."')";
$result=api_sql_query($sql, __FILE__, __LINE__);
api_session_unregister('forum_notification');
get_notifications_of_user(0,true);
return get_lang('YouWillBeNotifiedOfNewPosts');
}
else
{
if (!$add_only)
{
$sql = "DELETE FROM $table_notification WHERE $database_field = '".Database::escape_string($id)."' AND user_id = '".Database::escape_string($_user['user_id'])."'";
$result=api_sql_query($sql, __FILE__, __LINE__);
api_session_unregister('forum_notification');
get_notifications_of_user(0,true);
return get_lang('YouWillNoLongerBeNotifiedOfNewPosts');
}
}
}
/**
* This function retrieves all the email adresses of the users who wanted to be notified
* about a new post in a certain forum or thread
*
* @param string $content does the user want to be notified about a forum or about a thread
* @param integer $id the id of the forum or thread
*
* @author Patrick Cool < patrick.cool @ UGent . be > , Ghent University, Belgium
* @version May 2008, dokeos 1.8.5
* @since May 2008, dokeos 1.8.5
*/
function get_notifications($content,$id)
{
global $table_users;
// which database field contains the notification?
if ($content == 'forum')
{
$database_field = 'forum_id';
}
else
{
$database_field = 'thread_id';
}
// database table definition
$table_notification = Database::get_course_table('forum_notification');
$sql = "SELECT user.user_id, user.firstname, user.lastname, user.email, user.user_id user FROM $table_users user, $table_notification notification
WHERE user.user_id = notification.user_id
AND notification.$database_field= '".Database::escape_string($id)."'";
$result=api_sql_query($sql, __FILE__, __LINE__);
while ($row=Database::fetch_array($result))
{
$return['user'.$row['user_id']]=array('email' => $row['email'], 'user_id' => $row['user_id']);
}
return $return;
}
/**
* Get all the users who need to receive a notification of a new post (those subscribed to
* the forum or the thread)
*
* @param integer $forum_id the id of the forum
* @param integer $thread_id the id of the thread
* @param integer $post_id the id of the post
* @return unknown
*
* @author Patrick Cool < patrick.cool @ UGent . be > , Ghent University, Belgium
* @version May 2008, dokeos 1.8.5
* @since May 2008, dokeos 1.8.5
*/
function send_notifications($forum_id=0, $thread_id=0, $post_id=0)
{
global $_course;
// the content of the mail
$email_subject = get_lang('NewForumPost')." - ".$_course['official_code'];
$thread_link= api_get_path('WEB_CODE_PATH').'forum/viewthread.php?'.api_get_cidreq().'&forum='.$forum_id.'&thread='.$thread_id;
$message .= $link;
// users who subscribed to the forum
if ($forum_id< >0)
{
$users_to_be_notified_by_forum = get_notifications('forum',$forum_id);
}
else
{
return false;
}
// user who subscribed to the thread
if ($thread_id< >0)
{
$users_to_be_notified_by_thread = get_notifications('thread',$thread_id);
}
// merging the two
$users_to_be_notified = array_merge($users_to_be_notified_by_forum, $users_to_be_notified_by_thread);
if (is_array($users_to_be_notified))
{
foreach ($users_to_be_notified as $key=>$value)
{
if ($value['email'] < > $_user['email'])
{
$email_body= $value['firstname']." ".$value['lastname']."\n\r";
$email_body .= '['.$_course['official_code'].'] - ['.$_course['name']."]< br > \n";
$email_body .= get_lang('NewForumPost')."\n";
$email_body .= get_lang('YouWantedToStayInformed')."< br > < br > \n";
$email_body .= get_lang('ThreadCanBeFoundHere')." : < a href = \"".$thread_link."\" > ".$thread_link."< / a > \n";
//set the charset and use it for the encoding of the email - small fix, not really clean (should check the content encoding origin first)
//here we use the encoding used for the webpage where the text is encoded (ISO-8859-1 in this case)
if(empty($charset))
{
$charset='ISO-8859-1';
}
if ($user_info['user_id']< >$_user['user_id'])
{
$newmail = api_mail_html($value['lastname'].' '.$value['firstname'], $value['email'], $email_subject, $email_body, $_SESSION['_user']['lastName'].' '.$_SESSION['_user']['firstName'], $_SESSION['_user']['mail']);
}
}
}
}
}
/**
* Get all the notification subscriptions of the user
* = which forums and which threads does the user wants to be informed of when a new
* post is added to this thread
*
* @param integer $user_id the user_id of a user (default = 0 => the current user)
* @param boolean $force force get the notification subscriptions (even if the information is already in the session
*
* @author Patrick Cool < patrick.cool @ UGent . be > , Ghent University, Belgium
* @version May 2008, dokeos 1.8.5
* @since May 2008, dokeos 1.8.5
*/
function get_notifications_of_user($user_id = 0, $force = false)
{
global $_course;
if ($user_id == 0)
{
global $_user;
$user_id = $_user['user_id'];
}
// database table definition
$table_notification = Database::get_course_table('forum_notification');
if (!$_SESSION['forum_notification'] OR $_SESSION['forum_notification']['course'] < > $_course['code'] OR $force=true)
{
$_SESSION['forum_notification']['course'] = $_course['code'];
$sql = "SELECT * FROM $table_notification WHERE user_id='".Database::escape_string($user_id)."'";
$result=api_sql_query($sql, __FILE__, __LINE__);
while ($row=Database::fetch_array($result))
{
if (!is_null($row['forum_id']))
{
$_SESSION['forum_notification']['forum'][] = $row['forum_id'];
}
if (!is_null($row['thread_id']))
{
$_SESSION['forum_notification']['thread'][] = $row['thread_id'];
}
}
}
}
?>
Patrick Cool
17 years ago