private function install()
{
global $wpdb;
$sql = array();
$charset_collate = '';
//check if tables exist,
//just update one table in that case
require_once ABSPATH . 'wp-admin/includes/upgrade.php';
/* BuddyPress component DB schema */
if (!empty($wpdb->charset)) {
$charset_collate = "DEFAULT CHARACTER SET {$wpdb->charset}";
}
$bp_prefix = bp_core_get_table_prefix();
$bp_chat = bp_chat();
//install
$sql_table_exists_check = "SHOW TABLES LIKE '" . $bp_prefix . "_bp_chat_%'";
if ($wpdb->get_col($sql_table_exists_check)) {
////just update the user table
$sql[] = "ALTER TABLE {$bp_chat->table_name_users} MODIFY last_active_time DATETIME ";
} else {
//if tables do not exist
$sql[] = "CREATE TABLE {$bp_chat->table_name_users} (\r\n\t\t\t\t\t\tuser_id bigint(20) NOT NULL,\r\n\t\t\t\t\t\tis_online tinyint(4) NOT NULL,\r\n\t\t\t\t\t\tlast_active_time datetime NOT NULL,\r\n\t\t\t\t\t\tstatus_message varchar(255) NOT NULL,\r\n\t\t\t\t\t\tlast_fetch_time datetime NOT NULL ,\r\n\t\t\t\t\t\tfriends_only tinyint(1) NOT NULL DEFAULT '0',\r\n\t\t\t\t\t\tPRIMARY KEY (user_id)\r\n\t\t\t\t\t ) {$charset_collate};";
$sql[] = "CREATE TABLE {$bp_chat->table_name_channels} (\r\n\t\t\t\t\t\tid bigint(20) unsigned NOT NULL AUTO_INCREMENT,\r\n\t\t\t\t\t\tlast_message_time timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,\r\n\t\t\t\t\t\ttime_created datetime NOT NULL,\r\n\t\t\t\t\t\tstatus tinyint(3) unsigned NOT NULL,\r\n\t\t\t\t\t\tis_multichat tinyint(3) NOT NULL,\r\n\t\t\t\t\t\tis_open tinyint(4) NOT NULL,\r\n\t\t\t\t\t\tPRIMARY KEY (id)\r\n\t\t\t\t\t ) {$charset_collate};";
$sql[] = "CREATE TABLE {$bp_chat->table_name_channel_users} (\r\n\t\t\t\t\t\tchannel_id bigint(20) NOT NULL,\r\n\t\t\t\t\t\tuser_id bigint(20) NOT NULL,\r\n\t\t\t\t\t\tstatus varchar(32) NOT NULL,\r\n\t\t\t\t\t\thas_initiated tinyint(4) NOT NULL,\r\n\t\t\t\t\t\tKEY channel_id (channel_id,user_id)\r\n\t\t\t\t ) {$charset_collate};";
//meta data
$sql[] = "CREATE TABLE {$bp_chat->table_name_messages} (\r\n\t\t\t\t\t\t\tid bigint(20) NOT NULL AUTO_INCREMENT,\r\n\t\t\t\t\t\t\tsender_id bigint(20) NOT NULL,\r\n\t\t\t\t\t\t\tchannel_id bigint(20) NOT NULL,\r\n\t\t\t\t\t\t\tmessage text NOT NULL,\r\n\t\t\t\t\t\t\tsent_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,\r\n\t\t\t\t\t\t\tPRIMARY KEY (id),\r\n\t\t\t\t\t\t\tKEY channel_id (channel_id)\r\n\t\t\t\t\t ) {$charset_collate};";
}
//execute sql
dbDelta($sql);
update_site_option('bp-chat-db-version', BP_CHAT_DB_VERSION);
}
public static function get_messages_after_time($channel_id, $time)
{
global $wpdb;
$bpchat = bp_chat();
$sql = "SELECT * FROM {$bpchat->table_name_messages} msg WHERE msg.channel_id = %d and msg.sent_at > FROM_UNIXTIME({$time})";
$msgs = $wpdb->get_results($wpdb->prepare($sql, $channel_id));
return $msgs;
///return array of message objects
}
public function load_soundmanager_js()
{
if (!is_user_logged_in() || bpchat_is_disabled()) {
//allow to disable for mobile browsers
return;
//do not bother if the user is not logged in
}
?>
<script type="text/javascript">
bpchat = {};
bpchat.plugin_url = "<?php
echo bp_chat()->get_url();
?>
";
bpchat.current_user_id = "<?php
echo get_current_user_id();
?>
";
bpchat.sound_notification_enabled = "<?php
echo bpchat_is_notification_sound_enabled(get_current_user_id());
?>
";
<?php
if (bpchat_is_notification_sound_enabled(get_current_user_id())) {
?>
soundManager.url = bpchat.plugin_url+"assets/vendors/soundmanager/swf/soundmanager2.swf"; // directory where SM2 .SWFs live
soundManager.debugMode = false;
//in future will have volume control feature, currently allow site admin to set it via the php
soundManager.defaultOptions.volume = <?php
echo bpchat_get_notification_volume(get_current_user_id());
?>
;
// soundManager.useFlashBlock = false;
<?php
}
?>
</script>
<?php
}
/**
* Get the ids of other users connected to this channel
* @global type $wpdb
* @param type $channel_id
* @return type
*/
function bpchat_get_other_party_ids($channel_id)
{
global $wpdb;
$bpchat = bp_chat();
$user_id = get_current_user_id();
$query = "SELECT o.user_id FROM {$bpchat->table_name_channel_users} i, {$bpchat->table_name_channel_users} o where o.channel_id=i.channel_id AND i.user_id=%d";
$ids = $wpdb->get_results($wpdb->prepare($query, $user_id));
return $ids;
}
/** check for the new chat requests, list which which we are chatting currently or the messages we have recieved for the user */
public function get_updates_for_user()
{
global $bp, $wpdb;
$user_id = get_current_user_id();
$last_fetch_time = $_POST["fetch_time"];
//$time=gmdate("Y-m-d H:i:s", time());
$bpchat = bp_chat();
// $query = "SELECT msg.id,msg.channel_id, msg.message, msg.sender_id,msg.message,msg.sent_at FROM {$bp->chat->table_chat_messages} msg, WHERE msg.channel_id IN( SELECT channel_id FROM {$bp->chat->table_channel_users} where user_id=%d and status <> 'closed') and msg.sent_at >= '".$last_fetch_time."' ORDER BY msg.sent_at ASC ";
$query = "SELECT msg.id,msg.channel_id, msg.message, msg.sender_id,msg.message,msg.sent_at FROM {$bpchat->table_name_messages} msg WHERE msg.channel_id IN( SELECT channel_id FROM {$bpchat->table_name_channel_users} where user_id=%d and status <> 'closed') and msg.sent_at >= '" . $last_fetch_time . "' ORDER BY msg.sent_at ASC ";
$q = $wpdb->prepare($query, $user_id);
$messages = $wpdb->get_results($q);
//array of message objects
$time = current_time('timestamp');
$messages = bpchat_extend_messages($messages);
$query_status = "SELECT c.channel_id,c.status, c.user_id,u.is_online,IF (DATE_ADD( u.last_active_time, INTERVAL 30 SECOND ) >= NOW(), 'active','idle') as user_status FROM {$bpchat->table_name_channel_users} c,{$bpchat->table_name_users} u WHERE c.channel_id IN( SELECT channel_id FROM {$bpchat->table_name_channel_users} where user_id=%d and status <> 'closed') AND c.user_id!=%d and u.user_id=c.user_id ORDER BY channel_id DESC ";
$status = $wpdb->get_results($wpdb->prepare($query_status, $user_id, $user_id));
//update last fetch time for user
bpchat_update_fetch_time($user_id);
//update the fetch time
$response = array("messages" => $messages, "fetch_time" => $time, "status" => $status);
echo json_encode($response);
exit(0);
}
do_action('bpchat_loaded');
}
/**
* URL to the bp-chat plugin directory with trailing slash
*
* @return string url
*/
public function get_url()
{
return $this->url;
}
/**
* File system absolute path to the bp chat plugin directory with trailing slash
* @return string
*/
public function get_path()
{
return $this->path;
}
}
/**
* Singleton instance
*
* @return BP_Chat_Helper
*/
function bp_chat()
{
return BP_Chat_Helper::get_instance();
}
bp_chat();
public static function keep_channels_open($channels, $user_id)
{
global $wpdb;
if (empty($channels)) {
return;
}
$bpchat = bp_chat();
$channel_list = '(' . join(',', $channels) . ')';
$query = "UPDATE {$bpchat->table_name_channel_users} SET status='open' WHERE channel_id IN {$channel_list} AND user_id=%d";
$wpdb->query($wpdb->prepare($query, $user_id));
}