/**
* Function to be run periodically according to the moodle cron
* This function searches for things that need to be done, such
* as sending out mail, toggling flags etc ...
*
* @uses $CFG
* @return boolean
* @todo Finish documenting this function
**/
function cron()
{
global $CFG;
// If no isset trackbymail, return cron.
if (!isset($CFG->email_trackbymail)) {
return true;
}
// If NOT enabled
if ($CFG->email_trackbymail == 0) {
return true;
}
// Get actualtime
$now = time();
// Get record for mail list
if ($block = get_record('block', 'name', 'email_list')) {
if ($now > $block->lastcron) {
$unreadmails = new stdClass();
// Get users who have unread mails
$from = "{$CFG->prefix}user u,\n\t\t\t\t\t\t {$CFG->prefix}block_email_list_send s,\n\t\t\t\t\t\t {$CFG->prefix}block_email_list_mail m";
$where = " WHERE u.id = s.userid\n\t\t\t\t\t\t\t\tAND s.mailid = m.id\n\t\t\t\t\t\t\t\tAND m.timecreated > {$block->lastcron}\n\t\t\t\t\t\t\t\tAND s.readed = 0\n\t\t\t\t\t\t\t\tAND s.sended = 1";
// If exist any users
if ($users = get_records_sql('SELECT u.* FROM ' . $from . $where)) {
// For each user ... get this unread mails, and send alert mail.
foreach ($users as $user) {
$mails = new stdClass();
// Preferences! Can send mail?
// Case:
// 1.- Site allow send trackbymail
// 1.1.- User doesn't define this settings -> Send mail
// 1.2.- User allow trackbymail -> Send mail
// 1.3.- User denied trackbymail -> Don't send mail
// User can definied this preferences?
if ($preferences = get_record('block_email_list_preference', 'userid', $user->id)) {
if ($preferences->trackbymail == 0) {
continue;
}
}
// Get this unread mails
if ($mails = email_get_unread_mails($user->id)) {
$bodyhtml = '<head>';
foreach ($CFG->stylesheets as $stylesheet) {
$bodyhtml .= '<link rel="stylesheet" type="text/css" href="' . $stylesheet . '" />' . "\n";
}
$bodyhtml .= '</head>';
$bodyhtml .= "\n<body id=\"email\">\n\n";
$bodyhtml .= '<div class="content">' . get_string('listmails', 'block_email_list') . ": </div>\n\n";
$body = get_string('listmails', 'block_email_list') . ": \n\n";
$bodyhtml .= '<table border="0" cellpadding="3" cellspacing="0">';
$bodyhtml .= '<th class="header">' . get_string('course') . '</th>';
$bodyhtml .= '<th class="header">' . get_string('subject', 'block_email_list') . '</th>';
$bodyhtml .= '<th class="header">' . get_string('from', 'block_email_list') . '</th>';
$bodyhtml .= '<th class="header">' . get_string('date', 'block_email_list') . '</th>';
// Prepare messagetext
foreach ($mails as $mail) {
// Get folder
$folder = email_get_root_folder($mail->userid, EMAIL_SENDBOX);
if (!email_isfolder_type($folder, EMAIL_SENDBOX)) {
continue;
}
if (isset($mail->mailid)) {
$message = get_record('block_email_list_mail', 'id', $mail->mailid);
$mailcourse = get_record('course', 'id', $mail->course);
$body .= "---------------------------------------------------------------------\n";
$body .= get_string('course') . ": {$mailcourse->fullname} \n";
$body .= get_string('subject', 'block_email_list') . ": {$message->subject} \n";
$body .= get_string('from', 'block_email_list') . ": " . fullname(email_get_user($message->id));
$body .= " - " . userdate($message->timecreated) . "\n";
$body .= "---------------------------------------------------------------------\n\n";
$bodyhtml .= '<tr class="r0">';
$bodyhtml .= '<td class="cell c0">' . $mailcourse->fullname . '</td>';
$bodyhtml .= '<td class="cell c0">' . $message->subject . '</td>';
$bodyhtml .= '<td class="cell c0">' . fullname(email_get_user($message->id)) . '</td>';
$bodyhtml .= '<td class="cell c0">' . userdate($message->timecreated) . '</td>';
$bodyhtml .= '</tr>';
}
}
$bodyhtml .= '</table>';
$bodyhtml .= '</body>';
$body .= "\n\n\n\n";
email_to_user($user, get_string('emailalert', 'block_email_list'), get_string('emailalert', 'block_email_list') . ': ' . get_string('newmails', 'block_email_list'), $body, $bodyhtml);
}
}
}
}
return true;
} else {
mtrace('FATAL ERROR: I couldn\'t read eMail list block');
return false;
}
}
/**
* This function prints select folders combobox, for move any mails
*
* @uses $USER
* @param object $options
*/
function email_print_movefolder_button($options)
{
global $CFG, $USER;
$courseid = NULL;
if ($options->id == SITEID and $options->course != SITEID) {
$courseid = $options->course;
} else {
$courseid = $options->id;
}
/// TODO: Changed this function, now cases are had:
// 1.- Inbox folder: Only can move to subfolders inbox and trash folder.
// 2.- Sendbox and draft folder: Only can move on this subfolders.
// 3.- Trash folder: Can move any folder
if (isset($options->folderid)) {
// Get folder
$folderbe = email_get_folder($options->folderid);
} else {
if (isset($options->folderoldid)) {
// Get folder
$folderbe = email_get_folder($options->folderoldid);
} else {
// Inbox folder
$folderbe = email_get_root_folder($USER->id, EMAIL_INBOX);
}
}
if (email_isfolder_type($folderbe, EMAIL_SENDBOX)) {
// Get my sendbox folders
$folders = email_get_my_folders($USER->id, $courseid, false, true, false, true);
} else {
if (email_isfolder_type($folderbe, EMAIL_DRAFT)) {
// Get my sendbox folders
$folders = email_get_my_folders($USER->id, $courseid, false, true, true, true);
} else {
if (email_isfolder_type($folderbe, EMAIL_TRASH)) {
// Get my folders
$folders = email_get_my_folders($USER->id, $courseid, false, false, false, false);
} else {
// Get my folders
$folders = email_get_my_folders($USER->id, $courseid, false, true, true, false);
}
}
}
if ($folders) {
$choose = '';
// Get my courses
foreach ($folders as $key => $foldername) {
$choose .= '<option value="' . $key . '">' . $foldername . '</option>';
}
}
echo '<select name="folderid" onchange="addAction(this)">
<option value="" selected="selected">' . get_string('movetofolder', 'block_email_list') . ':</option>' . $choose . '
</select>';
// Add 2 space
echo '  ';
// Change, now folderoldid is actual folderid
if (!$options->folderid) {
if ($inbox = email_get_root_folder($USER->id, EMAIL_INBOX)) {
echo '<input type="hidden" name="folderoldid" value="' . $inbox->id . '" />';
}
} else {
echo '<input type="hidden" name="folderoldid" value="' . $options->folderid . '" />';
}
// Define action
//echo '<input type="hidden" name="action" value="move2folder" />';
// Add javascript for insert person/s who I've send mail
$javascript = '<script type="text/javascript" language="JavaScript">
<!--
function addAction(form) {
var d = document.createElement("div");
d.setAttribute("id", "action");
var act = document.createElement("input");
act.setAttribute("type", "hidden");
act.setAttribute("name", "action");
act.setAttribute("id", "action");
act.setAttribute("value", "move2folder");
d.appendChild(act);
document.getElementById("move2folder").appendChild(d);
document.sendmail.submit();
}
-->
</script>';
echo $javascript;
// Print sent button
//echo '<input type="submit" value="' .get_string('move'). '" onclick="javascript:addAction(this);" />';
//echo '</div>';
}
/**
* This functions return number of unreaded mails
*
* @uses $CFG
* @param int $userid User ID
* @param int $courseid Course ID
* @param int $folderid Folder ID (Optional) When fault this param, return total number of unreaded mails
* @return int Number of unread mails.
* @todo Finish documenting this function
**/
function email_count_unreaded_mails($userid, $courseid, $folderid = NULL)
{
global $CFG;
if (!$folderid or $folderid <= 0) {
// Get draft folder
if ($folder = email_get_root_folder($userid, EMAIL_INBOX)) {
$foldersid = $folder->id;
// Get all subfolders
if ($subfolders = email_get_all_subfolders($folder->id)) {
foreach ($subfolders as $subfolder) {
$foldersid .= ', ' . $subfolder->id;
}
}
$sql = "SELECT count(*)\n\t\t FROM {$CFG->prefix}email_mail m\n\t\t LEFT JOIN {$CFG->prefix}email_send s ON m.id = s.mailid\n\t\t LEFT JOIN {$CFG->prefix}email_foldermail fm ON m.id = fm.mailid ";
// WHERE principal clause for filter by user and course
$wheresql = " WHERE s.userid = {$userid}\n\t\t\t\t\t\t AND s.course = {$courseid}\n\t\t\t\t\t\t AND fm.folderid IN ( {$foldersid} )\n\t\t\t\t\t\t AND s.readed = 0\n\t\t\t\t\t\t AND s.sended = 1";
return count_records_sql($sql . $wheresql);
} else {
return 0;
}
// return mails unreaded
// wreturn count_records('email_send', 'userid', $userid, 'course', $courseid, 'readed', 0);
} else {
// Get folder
if (!($folder = email_get_folder($folderid))) {
return 0;
}
if (email_isfolder_type($folder, EMAIL_INBOX)) {
// For apply order, I've writting an sql clause
$sql = "SELECT count(*)\n\t\t FROM {$CFG->prefix}email_mail m\n\t\t LEFT JOIN {$CFG->prefix}email_send s ON m.id = s.mailid\n\t\t LEFT JOIN {$CFG->prefix}email_foldermail fm ON m.id = fm.mailid ";
// WHERE principal clause for filter by user and course
$wheresql = " WHERE s.userid = {$userid}\n\t\t\t\t\t\t AND s.course = {$courseid}\n\t\t\t\t\t\t AND fm.folderid = {$folder->id}\n\t\t\t\t\t\t AND s.readed = 0\n\t\t\t\t\t\t AND s.sended = 1";
return count_records_sql($sql . $wheresql);
} else {
if (email_isfolder_type($folder, EMAIL_DRAFT)) {
// For apply order, I've writting an sql clause
$sql = "SELECT count(*)\n\t\t \tFROM {$CFG->prefix}email_mail m\n\t\t \tLEFT JOIN {$CFG->prefix}email_foldermail fm ON m.id = fm.mailid ";
// WHERE principal clause for filter user and course
$wheresql = " WHERE m.userid = {$userid}\n\t\t\t\t\t\t AND m.course = {$courseid}\n\t\t\t\t\t\t AND fm.folderid = {$folder->id}";
return count_records_sql($sql . $wheresql);
} else {
return 0;
}
}
}
}
/**
* This function remove eMail, if this does in TRASH folder remove of BBDD else move to TRASH folder.
*
* @access public
* @version 1.0
* @param int $userid User Id
* @param int $courseid Course Id
* @param int $folderid Folder Id
* @param boolean $silent Show or not show messages
* @return boolean Success/Fail
* @todo Finish documenting this function
*/
function remove($userid, $courseid, $folderid, $silent = false)
{
// First, show if folder remove or not
$deletemails = false;
$success = true;
if (email_isfolder_type(get_record('block_email_list_folder', 'id', $folderid), EMAIL_TRASH)) {
$deletemails = true;
}
// FIXME: Esborrar els attachments quan no hagi cap referència al mail
// If delete definity mails ...
if ($deletemails) {
// Delete reference mail
if (!delete_records('block_email_list_send', 'mailid', $this->id, 'userid', $userid, 'course', $courseid)) {
return false;
}
} else {
// Get remove folder user
$removefolder = email_get_root_folder($userid, EMAIL_TRASH);
// Get actual folder
$actualfolder = email_get_reference2foldermail($this->id, $folderid);
if ($actualfolder) {
// Move mails to trash
if (!email_move2folder($this->id, $actualfolder->id, $removefolder->id)) {
$success = false;
} else {
// Mark the message as read
set_field('block_email_list_send', 'readed', 1, 'mailid', $this->id, 'userid', $userid, 'course', $courseid);
//Thanks Ann
}
} else {
$success = false;
}
}
// Notify
if ($success) {
add_to_log($this->course, 'email_list', 'remove mail', '', 'Remove ' . $this->subject, 0, $this->userid);
if (!$silent) {
notify(get_string('removeok', 'block_email_list'), 'notifysuccess');
}
return true;
} else {
if (!$silent) {
notify(get_string('removefail', 'block_email_list'));
}
return false;
}
}
