/**
* Chat offline shortcode
*
* @access public
* @return string
*/
function sc_chat_shortcode_offline($atts, $content = '')
{
// Check if all OPs offline
if (!Live_Chat::check_if_any_op_online()) {
return $content;
}
}
/**
* Get chat logs
*
* @access public
* @return array
*/
public static function get_chat_lines($last_log_ID, $sender = null)
{
global $wpdb;
$chats = array();
if (!isset($_SESSION['sc_chat']['chat_user_name'])) {
return array('chats' => $chats);
}
$sql_sender = '';
$last_log_ID = (int) $last_log_ID;
$username = $_SESSION['sc_chat']['chat_user_name'];
// Prepare sql with sender
if (!empty($sender) and current_user_can('chat_with_users')) {
$sql = $wpdb->prepare('SELECT * FROM ' . $wpdb->prefix . 'chat_lines
WHERE `ID` > %d AND
( `author` = %s OR `receiver_ID` IN( %s, %s, %s ) )
ORDER BY `ID` ASC', $last_log_ID, $username, $username, '__OP__', $sender);
// Prepare sql
} else {
if (current_user_can('chat_with_users')) {
$sql = $wpdb->prepare('SELECT * FROM ' . $wpdb->prefix . 'chat_lines
WHERE `ID` > %d AND
( `author` = %s OR `receiver_ID` IN( %s, %s ) )
ORDER BY `ID` ASC', $last_log_ID, $username, $username, '__OP__');
} else {
$sql = $wpdb->prepare('SELECT * FROM ' . $wpdb->prefix . 'chat_lines
WHERE `ID` > %d AND
( `author` = %s OR `receiver_ID` = %s )
ORDER BY `ID` ASC', $last_log_ID, $username, $username);
}
}
// Get new chat lines
$new_chat_lines = $wpdb->get_results($sql);
// Update lines data
foreach ($new_chat_lines as $chat) {
// Returning the GMT (UTC) time of the chat creation:
$chat->time = array('hours' => gmdate('H', $chat->chat_date), 'minutes' => gmdate('i', $chat->chat_date));
// Make urls to links
$chat->chat_line = sc_chat_make_url_to_link($chat->chat_line);
// Update gravatar
$chat->gravatar = Live_Chat::gravatar_from_hash($chat->gravatar);
$chats[] = $chat;
}
return array('chats' => $chats);
}
