/**
* Allows the user to select the messages to be split.
* is accessed with ?action=splittopics;sa=selectTopics.
* uses 'select' sub template of the SplitTopics template or (for
* XMLhttp) the 'split' sub template of the Xml template.
* supports XMLhttp for adding/removing a message to the selection.
* uses a session variable to store the selected topics.
* shows two independent page indexes for both the selected and
* not-selected messages (;topic=1.x;start2=y).
*/
public function action_splitSelectTopics()
{
global $txt, $scripturl, $topic, $context, $modSettings, $options;
$context['page_title'] = $txt['split_topic'] . ' - ' . $txt['select_split_posts'];
$context['destination_board'] = !empty($_POST['move_to_board']) ? (int) $_POST['move_to_board'] : 0;
// Haven't selected anything have we?
$_SESSION['split_selection'][$topic] = empty($_SESSION['split_selection'][$topic]) ? array() : $_SESSION['split_selection'][$topic];
// This is a special case for split topics from quick-moderation checkboxes
if (isset($_REQUEST['subname_enc'])) {
$this->_new_topic_subject = urldecode($_REQUEST['subname_enc']);
$this->_set_session_values();
}
require_once SUBSDIR . '/Topic.subs.php';
require_once SUBSDIR . '/Messages.subs.php';
$context['not_selected'] = array('num_messages' => 0, 'start' => empty($_REQUEST['start']) ? 0 : (int) $_REQUEST['start'], 'messages' => array());
$context['selected'] = array('num_messages' => 0, 'start' => empty($_REQUEST['start2']) ? 0 : (int) $_REQUEST['start2'], 'messages' => array());
$context['topic'] = array('id' => $topic, 'subject' => urlencode($_SESSION['new_topic_subject']));
// Some stuff for our favorite template.
$context['new_subject'] = $_SESSION['new_topic_subject'];
// Using the "select" sub template.
$context['sub_template'] = isset($_REQUEST['xml']) ? 'split' : 'select';
// All of the js for topic split selection is needed
if (!isset($_REQUEST['xml'])) {
loadJavascriptFile('topic.js');
}
// Are we using a custom messages per page?
$context['messages_per_page'] = empty($modSettings['disableCustomPerPage']) && !empty($options['messages_per_page']) ? $options['messages_per_page'] : $modSettings['defaultMaxMessages'];
// Get the message ID's from before the move.
if (isset($_REQUEST['xml'])) {
$original_msgs = array('not_selected' => messageAt($context['not_selected']['start'], $topic, array('not_in' => empty($_SESSION['split_selection'][$topic]) ? array() : $_SESSION['split_selection'][$topic], 'only_approved' => !$modSettings['postmod_active'] || !allowedTo('approve_posts'), 'limit' => $context['messages_per_page'])), 'selected' => array());
// You can't split the last message off.
if (empty($context['not_selected']['start']) && count($original_msgs['not_selected']) <= 1 && $_REQUEST['move'] == 'down') {
$_REQUEST['move'] = '';
}
if (!empty($_SESSION['split_selection'][$topic])) {
$original_msgs['selected'] = messageAt($context['selected']['start'], $topic, array('include' => empty($_SESSION['split_selection'][$topic]) ? array() : $_SESSION['split_selection'][$topic], 'only_approved' => !$modSettings['postmod_active'] || !allowedTo('approve_posts'), 'limit' => $context['messages_per_page']));
}
}
// (De)select a message..
if (!empty($_REQUEST['move'])) {
$_REQUEST['msg'] = (int) $_REQUEST['msg'];
if ($_REQUEST['move'] == 'reset') {
$_SESSION['split_selection'][$topic] = array();
} elseif ($_REQUEST['move'] == 'up') {
$_SESSION['split_selection'][$topic] = array_diff($_SESSION['split_selection'][$topic], array($_REQUEST['msg']));
} else {
$_SESSION['split_selection'][$topic][] = $_REQUEST['msg'];
}
}
// Make sure the selection is still accurate.
if (!empty($_SESSION['split_selection'][$topic])) {
$_SESSION['split_selection'][$topic] = messageAt(0, $topic, array('include' => empty($_SESSION['split_selection'][$topic]) ? array() : $_SESSION['split_selection'][$topic], 'only_approved' => !$modSettings['postmod_active'] || !allowedTo('approve_posts'), 'limit' => false));
$selection = $_SESSION['split_selection'][$topic];
} else {
$selection = array();
}
// Get the number of messages (not) selected to be split.
$split_counts = countSplitMessages($topic, !$modSettings['postmod_active'] || allowedTo('approve_posts'), $selection);
foreach ($split_counts as $key => $num_messages) {
$context[$key]['num_messages'] = $num_messages;
}
// Fix an oversized starting page (to make sure both pageindexes are properly set).
if ($context['selected']['start'] >= $context['selected']['num_messages']) {
$context['selected']['start'] = $context['selected']['num_messages'] <= $context['messages_per_page'] ? 0 : $context['selected']['num_messages'] - ($context['selected']['num_messages'] % $context['messages_per_page'] == 0 ? $context['messages_per_page'] : $context['selected']['num_messages'] % $context['messages_per_page']);
}
$page_index_url = $scripturl . '?action=splittopics;sa=selectTopics;subname=' . strtr(urlencode($_SESSION['new_topic_subject']), array('%' => '%%')) . ';topic=' . $topic;
// Build a page list of the not-selected topics...
$context['not_selected']['page_index'] = constructPageIndex($page_index_url . '.%1$d;start2=' . $context['selected']['start'], $context['not_selected']['start'], $context['not_selected']['num_messages'], $context['messages_per_page'], true);
// ...and one of the selected topics.
$context['selected']['page_index'] = constructPageIndex($page_index_url . '.' . $context['not_selected']['start'] . ';start2=%1$d', $context['selected']['start'], $context['selected']['num_messages'], $context['messages_per_page'], true);
// Retrieve the unselected messages.
$context['not_selected']['messages'] = selectMessages($topic, $context['not_selected']['start'], $context['messages_per_page'], empty($_SESSION['split_selection'][$topic]) ? array() : array('excluded' => $_SESSION['split_selection'][$topic]), $modSettings['postmod_active'] && !allowedTo('approve_posts'));
// Now retrieve the selected messages.
if (!empty($_SESSION['split_selection'][$topic])) {
$context['selected']['messages'] = selectMessages($topic, $context['selected']['start'], $context['messages_per_page'], array('included' => $_SESSION['split_selection'][$topic]), $modSettings['postmod_active'] && !allowedTo('approve_posts'));
}
// The XMLhttp method only needs the stuff that changed, so let's compare.
if (isset($_REQUEST['xml'])) {
$changes = array('remove' => array('not_selected' => array_diff($original_msgs['not_selected'], array_keys($context['not_selected']['messages'])), 'selected' => array_diff($original_msgs['selected'], array_keys($context['selected']['messages']))), 'insert' => array('not_selected' => array_diff(array_keys($context['not_selected']['messages']), $original_msgs['not_selected']), 'selected' => array_diff(array_keys($context['selected']['messages']), $original_msgs['selected'])));
$context['changes'] = array();
foreach ($changes as $change_type => $change_array) {
foreach ($change_array as $section => $msg_array) {
if (empty($msg_array)) {
continue;
}
foreach ($msg_array as $id_msg) {
$context['changes'][$change_type . $id_msg] = array('id' => $id_msg, 'type' => $change_type, 'section' => $section);
if ($change_type == 'insert') {
$context['changes']['insert' . $id_msg]['insert_value'] = $context[$section]['messages'][$id_msg];
}
}
}
}
}
}
/**
* Mark a single topic as unread.
* Accessed by action=markasread;sa=topic
*/
public function action_marktopic()
{
global $board, $topic, $user_info;
require_once SUBSDIR . '/Topic.subs.php';
require_once SUBSDIR . '/Messages.subs.php';
// Mark a topic unread.
// First, let's figure out what the latest message is.
$topicinfo = getTopicInfo($topic, 'all');
$topic_msg_id = (int) $_GET['t'];
if (!empty($topic_msg_id)) {
// If they read the whole topic, go back to the beginning.
if ($topic_msg_id >= $topicinfo['id_last_msg']) {
$earlyMsg = 0;
} elseif ($topic_msg_id <= $topicinfo['id_first_msg']) {
$earlyMsg = 0;
} else {
$earlyMsg = previousMessage($topic_msg_id, $topic);
}
} elseif ($_REQUEST['start'] == 0) {
$earlyMsg = 0;
} else {
list($earlyMsg) = messageAt((int) $_REQUEST['start'], $topic);
$earlyMsg--;
}
// Blam, unread!
markTopicsRead(array($user_info['id'], $topic, $earlyMsg, $topicinfo['unwatched']), true);
return 'board=' . $board . '.0';
}
