/**
* Print the message history between two users
*
* @param object $user1 the current user
* @param object $user2 the other user
* @param string $search search terms to highlight
* @param int $messagelimit maximum number of messages to return
* @param string $messagehistorylink the html for the message history link or false
* @param bool $viewingnewmessages are we currently viewing new messages?
*/
function message_print_message_history($user1, $user2 ,$search = '', $messagelimit = 0, $messagehistorylink = false, $viewingnewmessages = false, $showactionlinks = true) {
global $OUTPUT, $PAGE;
$PAGE->requires->yui_module(
array('moodle-core_message-toolbox'),
'M.core_message.toolbox.deletemsg.init',
array(array())
);
echo $OUTPUT->box_start('center', 'message_user_pictures');
echo $OUTPUT->box_start('user');
echo $OUTPUT->box_start('generalbox', 'user1');
echo $OUTPUT->user_picture($user1, array('size' => 100, 'courseid' => SITEID));
echo html_writer::tag('div', fullname($user1), array('class' => 'heading'));
echo $OUTPUT->box_end();
echo $OUTPUT->box_end();
$imgattr = array('src' => $OUTPUT->pix_url('i/twoway'), 'alt' => '', 'width' => 16, 'height' => 16);
echo $OUTPUT->box(html_writer::empty_tag('img', $imgattr), 'between');
echo $OUTPUT->box_start('user');
echo $OUTPUT->box_start('generalbox', 'user2');
// Show user picture with link is real user else without link.
if (core_user::is_real_user($user2->id)) {
echo $OUTPUT->user_picture($user2, array('size' => 100, 'courseid' => SITEID));
} else {
echo $OUTPUT->user_picture($user2, array('size' => 100, 'courseid' => SITEID, 'link' => false));
}
echo html_writer::tag('div', fullname($user2), array('class' => 'heading'));
if ($showactionlinks && isset($user2->iscontact) && isset($user2->isblocked)) {
$script = null;
$text = true;
$icon = false;
$strcontact = message_get_contact_add_remove_link($user2->iscontact, $user2->isblocked, $user2, $script, $text, $icon);
$strblock = message_get_contact_block_link($user2->iscontact, $user2->isblocked, $user2, $script, $text, $icon);
$useractionlinks = $strcontact.' | '.$strblock;
echo html_writer::tag('div', $useractionlinks, array('class' => 'useractionlinks'));
}
echo $OUTPUT->box_end();
echo $OUTPUT->box_end();
echo $OUTPUT->box_end();
if (!empty($messagehistorylink)) {
echo $messagehistorylink;
}
/// Get all the messages and print them
if ($messages = message_get_history($user1, $user2, $messagelimit, $viewingnewmessages)) {
$tablecontents = '';
$current = new stdClass();
$current->mday = '';
$current->month = '';
$current->year = '';
$messagedate = get_string('strftimetime');
$blockdate = get_string('strftimedaydate');
$messagenumber = 0;
foreach ($messages as $message) {
$messagenumber++;
if ($message->notification) {
$notificationclass = ' notification';
} else {
$notificationclass = null;
}
$date = usergetdate($message->timecreated);
if ($current->mday != $date['mday'] | $current->month != $date['month'] | $current->year != $date['year']) {
$current->mday = $date['mday'];
$current->month = $date['month'];
$current->year = $date['year'];
$datestring = html_writer::empty_tag('a', array('name' => $date['year'].$date['mon'].$date['mday']));
$tablecontents .= html_writer::tag('div', $datestring, array('class' => 'mdl-align heading'));
$tablecontents .= $OUTPUT->heading(userdate($message->timecreated, $blockdate), 4, 'mdl-align');
}
if ($message->useridfrom == $user1->id) {
$formatted_message = message_format_message($message, $messagedate, $search, 'me');
$side = 'left';
} else {
$formatted_message = message_format_message($message, $messagedate, $search, 'other');
$side = 'right';
}
// Check if it is a read message or not.
if (isset($message->timeread)) {
$type = 'message_read';
} else {
$type = 'message';
}
if (message_can_delete_message($message, $user1->id)) {
$usergroup = optional_param('usergroup', MESSAGE_VIEW_UNREAD_MESSAGES, PARAM_ALPHANUMEXT);
$viewing = optional_param('viewing', $usergroup, PARAM_ALPHANUMEXT);
$deleteurl = new moodle_url('/message/index.php', array('user1' => $user1->id, 'user2' => $user2->id,
'viewing' => $viewing, 'deletemessageid' => $message->id, 'deletemessagetype' => $type,
'sesskey' => sesskey()));
$deleteicon = $OUTPUT->action_icon($deleteurl, new pix_icon('t/delete', get_string('delete')));
$deleteicon = html_writer::tag('div', $deleteicon, array('class' => 'deleteicon accesshide'));
$formatted_message .= $deleteicon;
}
$tablecontents .= html_writer::tag('div', $formatted_message, array('class' => "mdl-left messagecontent
$side $notificationclass", 'id' => 'message_' . $messagenumber));
}
echo html_writer::nonempty_tag('div', $tablecontents, array('class' => 'mdl-left messagehistory'));
} else {
echo html_writer::nonempty_tag('div', '('.get_string('nomessagesfound', 'message').')', array('class' => 'mdl-align messagehistory'));
}
}
/**
* Deletes a message
*
* @param int $messageid the message id
* @param int $userid the user id of who we want to delete the message for
* @param bool $read if is a message read (default to true)
* @return external_description
* @throws moodle_exception
* @since 3.1
*/
public static function delete_message($messageid, $userid, $read = true)
{
global $CFG, $DB;
// Check if private messaging between users is allowed.
if (empty($CFG->messaging)) {
throw new moodle_exception('disabled', 'message');
}
// Warnings array, it can be empty at the end but is mandatory.
$warnings = array();
// Validate params.
$params = array('messageid' => $messageid, 'userid' => $userid, 'read' => $read);
$params = self::validate_parameters(self::delete_message_parameters(), $params);
// Validate context.
$context = context_system::instance();
self::validate_context($context);
$messagestable = $params['read'] ? 'message_read' : 'message';
$message = $DB->get_record($messagestable, array('id' => $params['messageid']), '*', MUST_EXIST);
$user = core_user::get_user($params['userid'], '*', MUST_EXIST);
core_user::require_active_user($user);
$status = false;
if (message_can_delete_message($message, $user->id)) {
$status = message_delete_message($message, $user->id);
} else {
throw new moodle_exception('You do not have permission to delete this message');
}
$results = array('status' => $status, 'warnings' => $warnings);
return $results;
}
redirect($CFG->wwwroot . '/message/index.php?viewing=contacts&id='.$addcontact);
}
if ($removecontact and confirm_sesskey()) {
message_remove_contact($removecontact);
}
if ($blockcontact and confirm_sesskey()) {
message_block_contact($blockcontact);
}
if ($unblockcontact and confirm_sesskey()) {
message_unblock_contact($unblockcontact);
}
if ($deletemessageid and confirm_sesskey()) {
// Check that the message actually exists.
if ($message = $DB->get_record($deletemessagetype, array('id' => $deletemessageid))) {
// Check that we are allowed to delete this message.
if (message_can_delete_message($message, $user1->id)) {
if (!$deletemessageconfirm) {
$confirmurl = new moodle_url('/message/index.php', array('user1' => $user1->id, 'user2' => $user2->id,
'viewing' => $viewing, 'deletemessageid' => $message->id, 'deletemessagetype' => $deletemessagetype,
'deletemessageconfirm' => 1, 'sesskey' => sesskey()));
$confirmbutton = new single_button($confirmurl, get_string('delete'), 'post');
$strdeletemessage = get_string('deletemessage', 'message');
$PAGE->set_title($strdeletemessage);
echo $OUTPUT->header();
echo $OUTPUT->heading($strdeletemessage);
echo $OUTPUT->confirm(get_string('deletemessageconfirmation', 'message'), $confirmbutton, $url);
echo $OUTPUT->footer();
exit();
}
message_delete_message($message, $user1->id);
}
