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<?php
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// $Id: phpfreechat.module,v 1.7 2007/12/07 20:22:30 owahab Exp $
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/**
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* @file
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* Enables the creation of phpFreeChat channels on any page on the site.
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*/
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/**
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* Implementation of hook_help().
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*/
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function phpfreechat_help($section) {
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include_once('phpfreechat.inc');
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return _phpfreechat_help($section);
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}
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/**
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* Implementation of hook_help().
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*/
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function phpfreechat_menu($may_cache) {
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$items = array();
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if ($may_cache) {
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$items[] = array(
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'path' => 'phpfreechat/nuke',
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'title' => t('Clear chats!'),
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'callback' => 'phpfreechat_nuke',
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'callback arguments' => array(arg(2)),
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'access' => user_access('admin phpfreechat'),
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'type' => MENU_CALLBACK);
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$items[] = array(
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'path' => 'admin/settings/phpfreechat',
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'title' => t('phpfreechat settings'),
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'description' => t('Settings to configure phpFreeChat.'),
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'callback' => 'drupal_get_form',
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'callback arguments' => array('phpfreechat_settings'));
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}
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return $items;
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}
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/**
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* Delete logs of a chat room.
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* @params $rid
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* Room Id
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*/
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function phpfreechat_nuke($rid) {
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include_once(drupal_get_path('module', 'phpfreechat') .'/phpfreechat.inc');
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_phpfreechat_nuke($rid);
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}
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/**
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* Implementation of hook_perm().
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*/
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function phpfreechat_perm() {
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return array('talk on chat channels', 'create nodes with chatrooms', 'moderate chat channels');
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}
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function phpfreechat_nodedata($type) {
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if (variable_get('phpfreechat_nodeapi_'.$type, 'never') == 'pernode' ||
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variable_get('phpfreechat_nodeapi_'.$type.'_custom', '') == true) {
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return true;
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}
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}
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/**
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* Functions for nodeapi integration
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*/
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function phpfreechat_form_alter($form_id, &$form) {
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global $user;
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$type = (isset($form['type']) && isset($form['type']['#value'])) ? $form['type']['#value'] : NULL;
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$node = isset($form['#node']) ? $form['#node'] : NULL;
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if ($form_id == 'node_type_form' && isset($form['identity']['type'])) {
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$form['workflow']['phpfreechat_nodeapi'] = array(
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'#type' => 'radios',
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'#title' => t('Show chat room'),
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'#default_value' => variable_get('phpfreechat_nodeapi_'.$form['#node_type']->type, 'never'),
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'#options' => array('never' => t('Never'), 'always' => t('Always'), 'pernode' => t('Per Node')),
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'#description' => t('None: Nodes of this content type can never have a chat room.<br />' .
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'Always: Nodes of this content type will always have a chat room.<br />' .
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'Per Node: Nodes of this content type can choose to have a chat room if desired.'),
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);
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$form['workflow']['phpfreechat_nodeapi_custom'] = array(
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'#type' => 'checkbox',
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'#title' => t('Allow node to set title & channels'),
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'#return_value' => 1,
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'#default_value' => variable_get('phpfreechat_nodeapi_custom_'.$form['#node_type']->type, ''),
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'#description' => t('If this is checked then node editors will be able to set the chat ' .
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'title and select what channels to join.'),
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);
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$form['workflow']['phpfreechat_nodeapi_title'] = array(
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'#type' => 'textfield',
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'#title' => t('Default Chat Channel Title'),
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'#default_value' => variable_get('phpfreechat_nodeapi_title_'.$form['#node_type']->type, ''),
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'#size' => 70,
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'#maxlength' => 128,
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'#description' => t('This is the default channel title for this content type. ' .
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'Leaving this blank will use the global or node chat ' .
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'title, or the node title if these are also blank.'),
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);
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$form['workflow']['phpfreechat_nodeapi_channels'] = array(
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'#type' => 'textfield',
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'#title' => t('Default Chat Channels'),
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'#default_value' => variable_get('phpfreechat_nodeapi_channels_'.$form['#node_type']->type, ''),
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'#size' => 70,
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'#maxlength' => 128,
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'#description' => t('Enter the default channel or channels to be joined for this content type. ' .
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'Separate multiple channels by commas (e.g. <em>Channel1, Channel2</em>). Leaving this ' .
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'blank will use the global or node channel(s), or the node title if these are also blank.'),
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);
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}
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elseif (isset($form['type'])) {
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// Node edit form
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if (phpfreechat_nodedata($type) && user_access('create nodes with chatrooms')) {
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$form['phpfreechat'] = array(
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'#type' => 'fieldset',
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'#title' => t('phpFreeChat Settings'),
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);
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if (variable_get('phpfreechat_nodeapi_'.$form['type']['#value'], 'never') == 'pernode') {
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$form['phpfreechat']['phpfreechat_enabled'] = array(
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'#type' => 'checkbox',
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'#title' => t('Show Chat Room'),
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'#return_value' => 1,
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'#default_value' => ($node->phpfreechat_enabled == 1 ? true : false),
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'#description' => 'If this is selected a chat room will be displayed below the content',
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);
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}
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if (variable_get('phpfreechat_nodeapi_custom_'.$form['type']['#value'], '') == true) {
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$form['phpfreechat']['phpfreechat_title'] = array(
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'#type' => 'textfield',
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'#title' => t('Chat Channel Title'),
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'#default_value' => $node->phpfreechat_title,
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'#size' => 70,
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'#maxlength' => 128,
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'#description' => t('This is the chat title. You can leave this blank to use the default.'),
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);
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$form['phpfreechat']['phpfreechat_channels'] = array(
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'#type' => 'textfield',
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'#title' => t('Chat Channel'),
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'#default_value' => $node->phpfreechat_channels,
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'#size' => 70,
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'#maxlength' => 128,
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'#description' => t('Enter the channel or channels to be joined for this chat. ' .
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'Separate multiple channels by commas (e.g. <em>Channel1, Channel2</em>). ' .
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'You can leave this blank to use the default.'),
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);
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}
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}
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}
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}
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/**
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* Implementation of hook_nodeapi()
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*/
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function phpfreechat_nodeapi(&$node, $op, $teaser = NULL, $page = NULL) {
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switch ($op) {
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case 'view':
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$content_chat = variable_get('phpfreechat_nodeapi_'. $node->type, 'never');
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if (($content_chat == 'always' || ($content_chat == 'pernode' && $node->phpfreechat_enabled)) && $teaser === FALSE) {
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$node->content['phpfreechat'] = array(
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'#value' => phpfreechat_room($node),
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'#weight' => 40,
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);
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}
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break;
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case 'update': // Need to delete/insert because we can't assume an existing entry for 'pernode' content type
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if (phpfreechat_nodedata($node->type)) {
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// Clear the cache
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include_once(drupal_get_path('module', 'phpfreechat') .'/phpfreechat.inc');
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_phpfreechat_clear_cache();
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}
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case 'insert':
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if (phpfreechat_nodedata($node->type)) {
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db_query('DELETE FROM {phpfreechat} WHERE nid = %d', $node->nid);
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db_query('INSERT INTO {phpfreechat} (nid, phpfreechat_enabled, phpfreechat_title, phpfreechat_channels) VALUES (%d, %d, "%s", "%s")', $node->nid, $node->phpfreechat_enabled, $node->phpfreechat_title, $node->phpfreechat_channels);
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}
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break;
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case 'delete':
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// Always try and delete - the node could have data from before the content type was set to 'never'
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db_query('DELETE FROM {phpfreechat} WHERE nid = %d', $node->nid);
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break;
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case 'load':
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if (phpfreechat_nodedata($node->type)) {
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return db_fetch_array(db_query('SELECT * FROM {phpfreechat} WHERE nid = %d', $node->nid));
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}
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break;
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}
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}
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/**
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* Implementation of hook_user()
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*/
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function phpfreechat_user($op, &$edit, &$user, $category = NULL) {
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switch ($op) {
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case 'logout':
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case 'login':
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// Remove the users cookie so their nick is not auto-set for anonymous user
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setcookie('phpfreechat', '', time() - 3600);
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break;
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}
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}
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/**
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* Implementation of hook_block().
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*/
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function phpfreechat_block($op = 'list', $delta = 0, $edit = array()) {
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global $user, $base_url;
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if ($op == 'list') {
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$block[0]['info'] = t('Who is chatting');
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$block[1]['info'] = t('Who is chatting on...');
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$block[2]['info'] = t('Latest from...');
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return $block;
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}
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else if ($op == 'configure' && $delta > 0) {
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$form['phpfreechat_block'] = array(
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'#type' => 'textfield',
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'#title' => t('Channel Name'),
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'#default_value' => variable_get('phpfreechat_block_channel_'.$delta, ''),
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'#description' => t('Enter the channel name to use')
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);
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return $form;
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}
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else if ($op == 'save' && $delta > 0) {
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variable_set('phpfreechat_block_channel_'.$delta, $edit['phpfreechat_block']);
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}
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else if ($op == 'view') {
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if (user_access('access content')) {
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require_once(drupal_get_path('module', 'phpfreechat') .'/phpfreechat.inc');
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if (!_phpfreechat_check_install()) {
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$block['content'] = _phpfreechat_not_found();
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return $block;
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}
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$params = phpfreechat_load_params();
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require_once 'phpfreechat/src/pfcinfo.class.php';
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$info = new pfcInfo(md5($base_url), $params['data_private_path']);
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if ($delta == 0) {
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$users = $info->getOnlineNick(NULL);
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$block['content'] .= theme_item_list($users);
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$block['subject'] = t('who is chatting');
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}
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if ($delta == 1) {
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$channel = variable_get('phpfreechat_block_channel_1', '');
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$users = $info->getOnlineNick($channel);
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$block['content'] .= theme_item_list($users);
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$block['subject'] = t('who is chatting on ').$channel;
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}
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if ($delta == 2) {
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$channel = variable_get('phpfreechat_block_channel_2', '');
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$lastmsg_raw = $info->getLastMsg($channel, 10);
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$output = '';
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foreach($lastmsg_raw["data"] as $m) {
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$output .= $m["sender"].': ';
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$output .= '<em>' . $m["param"].'</em><br />';
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$date = $m["date"];
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$time = $m["time"];
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}
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$output .= t('Last chat: ');
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// Convert to US style date
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$date = preg_replace("/^\s*([0-9]{1,2})[\/\. -]+([0-9]{1,2})[\/\. -]+([0-9]{1,4})/", "\\2/\\1/\\3", $date);
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$output .= format_interval(time() - strtotime($date.' '.$time));
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$output .= t(' ago');
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$block['content'] .= $output;
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$block['subject'] = t('latest from ').$channel;
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}
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return $block;
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}
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}
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}
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/**
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* Implementation of hook_settings().
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*/
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function phpfreechat_settings() {
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require_once(drupal_get_path('module', 'phpfreechat') .'/phpfreechat.inc');
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return system_settings_form(_phpfreechat_settings());
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}
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/**
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* Returns an array of all (non-node & non-user specific) parameters
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*/
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function phpfreechat_load_params() {
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global $base_url;
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$params = array();
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require_once(drupal_get_path('module', 'phpfreechat') .'/phpfreechat.inc');
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// Configure file paths
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$params['data_private_path'] = file_check_location(PHPFREECHAT_PRIVATE_DIR);
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$params['data_public_url'] = $base_url . '/'. PHPFREECHAT_PUBLIC_DIR;
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$params['data_public_path'] = file_check_location(PHPFREECHAT_PUBLIC_DIR);
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$params['theme_url'] = $base_url .'/'. drupal_get_path('module', 'phpfreechat') . '/extras/themes';
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$params['theme_path'] = file_check_location(drupal_get_path('module', 'phpfreechat') . '/extras/themes');
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$params['theme'] = 'drupal';
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$params['serverid'] = md5($base_url); // Calculate a unique id for this chat
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$params['server_script_url'] = $base_url .'/'. drupal_get_path('module', 'phpfreechat') .'/handler.php';
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$params['server_script_path'] = file_check_location(drupal_get_path('module', 'phpfreechat') .'/handler.php');
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// Load global settings
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$settings = array('serverid','title','channels','frozen_nick','max_nick_len',
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'max_text_len','refresh_delay','timeout','max_msg','connect_at_startup','start_minimized',
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'height','width','shownotice','nickmarker','clock','openlinknewwindow','showwhosonline',
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'showsmileys','btn_sh_whosonline','btn_sh_smileys','cmd_path','theme_path','theme','language',
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'output_encoding','container_type','server_script_path','server_script_url','client_script_path',
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'client_script_url','jspath','xajaxpath','data_private_path','data_public_path',
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'data_public_url','debug','prefix');
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foreach ($settings as $setting) {
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$value = variable_get('phpfreechat_'.$setting, '');
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if (!empty($value)) {
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if ($value == 'true') $params[$setting] = true;
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else if ($value == 'false') $params[$setting] = false;
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else $params[$setting] = $value;
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}
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}
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return $params;
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}
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/**
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* Tunes parameters according to specific node's details.
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*
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* @param $params
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* Default parameters which might be overriden by the function
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* @param $node
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* The node which will carry the chat instance
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* @param $target
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* The user loading the chat
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*
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*/
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function phpfreechat_prepare_params(&$params, &$node, &$target) {
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global $user, $base_url;
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// Set the serverid to the node ID
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$params['serverid'] = md5('node'. $node->nid);
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$params['title'] = t('!title', array('!title' => $node->title)); // This will be overriden by any global, content-type, or node settings below
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$params['channels'] = array(t('!title', array('!title' => $node->title))); // This will be overriden by any global, content-type, or node settings below
|
| 335 |
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// Setup nick
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if (variable_get('phpfreechat_auto_nick', '') != 'false') {
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| 338 |
if ($target->uid == 0) {
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$params['nick'] = t('Anonymous') . rand(1, 1000); // Autonumber
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}
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else {
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$params['nick'] = $target->name; // setup the intitial nickname
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}
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}
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else {
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$params['nick'] = ''; // Ask
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| 347 |
}
|
| 348 |
|
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// Overrides from content type
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| 350 |
$content_title = variable_get('phpfreechat_nodeapi_'.$node->type.'_title', '');
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if (!empty($content_title)) $params['title'] = $content_title;
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$content_channels = variable_get('phpfreechat_nodeapi_'.$node->type.'_channels', '');
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if (!empty($content_channels)) $params['channels'] = explode(',', $content_channels);
|
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|
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// Overrides from node
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if (!empty($node->phpfreechat_title)) $params['title'] = $node->phpfreechat_title;
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if (!empty($node->phpfreechat_channels)) $params['channels'] = explode(',', $node->phpfreechat_channels);
|
| 358 |
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| 359 |
// Setup admins
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| 360 |
if (user_access('moderate chat channels') || $node->uid == $target->uid) {
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$params['isadmin'] = true;
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}
|
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|
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// Add useful info to appear in user's menu
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// only if the selected theme is the shipped one
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if ($params['theme_path'] == file_check_location(drupal_get_path('module', 'phpfreechat') . '/extras/themes') && $params['theme'] == 'drupal') {
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$params['nickmeta'] = array(
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'drupal_base_url' => $base_url,
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'drupal_user_uid' => $target->uid,
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);
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}
|
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return $params;
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}
|
| 375 |
|
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/**
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| 377 |
* Format a chat room for a nodeapi insert
|
| 378 |
*
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| 379 |
* @param node
|
| 380 |
* The node which needs a chat room inserted
|
| 381 |
*/
|
| 382 |
function phpfreechat_room($node) {
|
| 383 |
global $user, $base_url;
|
| 384 |
static $chat;
|
| 385 |
if (user_access('talk on chat channels')) {
|
| 386 |
require_once(drupal_get_path('module', 'phpfreechat') .'/phpfreechat.inc');
|
| 387 |
if (_phpfreechat_check_install() && _phpfreechat_check_files()) {
|
| 388 |
// now build the room HTML content
|
| 389 |
$output = '<div class="phpfreechat phpfreechat-'.$node->type.'">';
|
| 390 |
// Load global params
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| 391 |
$params = phpfreechat_load_params();
|
| 392 |
// Prepare params for current node
|
| 393 |
$params = phpfreechat_prepare_params($params, $node, $user);
|
| 394 |
// We need to put user ID in session to be able to retrieve it from
|
| 395 |
// handler
|
| 396 |
if (is_numeric($user->uid)) {
|
| 397 |
$_SESSION['drupal_user'] = $user;
|
| 398 |
}
|
| 399 |
// Start/resume chat session
|
| 400 |
require_once($params['server_script_path']);
|
| 401 |
|
| 402 |
if (variable_get('phpfreechat_params', '') == 'true') {
|
| 403 |
// Handy for debugging
|
| 404 |
$output .= '<pre>Parameters: ' . print_r($params, TRUE) . '</pre>'; // Handy for debugging
|
| 405 |
$output .= '<pre>Session: ' . print_r($_SESSION, TRUE) . '</pre>';
|
| 406 |
$output .= '<pre>Cookies: ' . print_r($_COOKIE, TRUE) . '</pre>';
|
| 407 |
}
|
| 408 |
|
| 409 |
// This line outputs the actual chat
|
| 410 |
$output .= $chat->printChat(TRUE);
|
| 411 |
|
| 412 |
if (user_access('admin phpfreechat')) {
|
| 413 |
$output .= l('Clear chat log for '.$node->title, 'phpfreechat/nuke/'.strtolower(str_replace(' ', '', $node->title)));
|
| 414 |
}
|
| 415 |
$output .= '</div>';
|
| 416 |
}
|
| 417 |
else {
|
| 418 |
$output .= _phpfreechat_not_found();
|
| 419 |
}
|
| 420 |
}
|
| 421 |
else if ($user->uid == 0) {
|
| 422 |
$output .= t('Please !login to chat', array('!login' => l('login', 'user/login')));
|
| 423 |
}
|
| 424 |
return $output;
|
| 425 |
}
|
| 426 |
|
| 427 |
/**
|
| 428 |
* phpFreeChat APIs.
|
| 429 |
*
|
| 430 |
* @param $action
|
| 431 |
* The action to be taken, this might have one of these values:
|
| 432 |
* kick, notify, error and redirect
|
| 433 |
* @param $param
|
| 434 |
* Extra parameter for actions like kick to be shown to the user
|
| 435 |
* @param $target
|
| 436 |
* User to take actions on
|
| 437 |
* @param $nid
|
| 438 |
* An ID of a node to apply action on
|
| 439 |
*
|
| 440 |
*/
|
| 441 |
function phpfreechat_api($action, $param, $target, $nid = NULL) {
|
| 442 |
global $user;
|
| 443 |
// get chat parameters
|
| 444 |
$params = phpfreechat_load_params();
|
| 445 |
// get few files from phpfreechat required to resume a chat session
|
| 446 |
require_once drupal_get_path('module', 'phpfreechat') .'/phpfreechat/src/pfcglobalconfig.class.php';
|
| 447 |
require_once drupal_get_path('module', 'phpfreechat') .'/phpfreechat/src/pfcuserconfig.class.php';
|
| 448 |
require_once drupal_get_path('module', 'phpfreechat') .'/phpfreechat/src/pfccommand.class.php';
|
| 449 |
|
| 450 |
if (!is_null($nid)) {
|
| 451 |
$query = db_query('SELECT nid FROM {phpfreechat} WHERE nid = %d', $nid);
|
| 452 |
}
|
| 453 |
else {
|
| 454 |
// Get all chat rooms:
|
| 455 |
$query = db_query('SELECT nid FROM {phpfreechat}');
|
| 456 |
}
|
| 457 |
while ($room = db_fetch_object($query)) {
|
| 458 |
$c = $ct = $u = null;
|
| 459 |
$node = node_load($room->nid);
|
| 460 |
$params = phpfreechat_prepare_params($params, $node, $target);
|
| 461 |
$c =& pfcGlobalConfig::Instance($params);
|
| 462 |
$ct =& pfcContainer::Instance();
|
| 463 |
$u =& pfcUserConfig::Instance();
|
| 464 |
|
| 465 |
// since we might have more than a channel per room:
|
| 466 |
foreach ($u->channels as $channel) {
|
| 467 |
// kicking a user just add a command to play to the aimed user metadata.
|
| 468 |
$nick = $ct->getNickId($target->name);
|
| 469 |
switch ($action) {
|
| 470 |
case 'kick':
|
| 471 |
// first notify all rooms that user was kicked:
|
| 472 |
phpfreechat_api('notice', t('!target was kicked by !source, reason: !reason.', array('!target' => $target->name, '!source' => $user->name, '!reason' => $param)));
|
| 473 |
$cmdstr = 'leave';
|
| 474 |
$cmdp = array();
|
| 475 |
$cmdp['params'][] = 'ch';
|
| 476 |
$cmdp['params'][] = $channel['name']; // channel name
|
| 477 |
$cmdp['params'][] = $param; // reason
|
| 478 |
pfcCommand::AppendCmdToPlay($nick, $cmdstr, $cmdp);
|
| 479 |
break;
|
| 480 |
case 'notify':
|
| 481 |
$cmdstr = 'notice';
|
| 482 |
$cmdp = array();
|
| 483 |
// notice level: 1, 2, 3
|
| 484 |
$cmdp['flag'] = 1;
|
| 485 |
$cmdp['param'] = $param; // reason
|
| 486 |
pfcCommand::AppendCmdToPlay($nick, $cmdstr, $cmdp);
|
| 487 |
break;
|
| 488 |
case 'error':
|
| 489 |
$cmdstr = 'error';
|
| 490 |
$cmdp = array();
|
| 491 |
$cmdp['flag'] = 1;
|
| 492 |
$cmdp['param'] = $param;
|
| 493 |
pfcCommand::AppendCmdToPlay($nick, $cmdstr, $cmdp);
|
| 494 |
break;
|
| 495 |
case 'redirect':
|
| 496 |
$cmdstr = 'redirect';
|
| 497 |
$cmdp = array();
|
| 498 |
$cmdp['param'] = $param;
|
| 499 |
pfcCommand::AppendCmdToPlay($nick, $cmdstr, $cmdp);
|
| 500 |
break;
|
| 501 |
}
|
| 502 |
}
|
| 503 |
}
|
| 504 |
}
|
| 505 |
?>
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