| | |
| | | */ |
| | | |
| | | class modules { |
| | | |
| | | |
| | | var $notification_hooks = array(); |
| | | var $current_datalog_id = 0; |
| | | var $debug = false; |
| | | |
| | | |
| | | /* |
| | | This function is called to load the modules from the mods-enabled or the mods-core folder |
| | | */ |
| | | function loadModules($type) { |
| | | global $app, $conf; |
| | | |
| | | |
| | | $subPath = 'mods-enabled'; |
| | | if ($type == 'core') $subPath = 'mods-core'; |
| | | |
| | |
| | | if (is_dir($modules_dir)) { |
| | | if ($dh = opendir($modules_dir)) { |
| | | while (($file = readdir($dh)) !== false) { |
| | | if($file != '.' && $file != '..' && substr($file,-8,8) == '.inc.php') { |
| | | $module_name = substr($file,0,-8); |
| | | include_once($modules_dir.$file); |
| | | if($this->debug) $app->log('Loading Module: '.$module_name,LOGLEVEL_DEBUG); |
| | | if($file != '.' && $file != '..' && substr($file, -8, 8) == '.inc.php') { |
| | | $module_name = substr($file, 0, -8); |
| | | include_once $modules_dir.$file; |
| | | if($this->debug) $app->log('Loading Module: '.$module_name, LOGLEVEL_DEBUG); |
| | | $app->loaded_modules[$module_name] = new $module_name; |
| | | $app->loaded_modules[$module_name]->onLoad(); |
| | | } |
| | | } |
| | | } |
| | | } else { |
| | | $app->log('Modules directory missing: '.$modules_dir,LOGLEVEL_ERROR); |
| | | $app->log('Modules directory missing: '.$modules_dir, LOGLEVEL_ERROR); |
| | | } |
| | | |
| | | |
| | | } |
| | | |
| | | |
| | | /* |
| | | This function is called by the modules to register for a specific |
| | | table change notification |
| | | */ |
| | | |
| | | function registerTableHook($table_name,$module_name,$function_name) { |
| | | |
| | | function registerTableHook($table_name, $module_name, $function_name) { |
| | | global $app; |
| | | $this->notification_hooks[$table_name][] = array('module' => $module_name, 'function' => $function_name); |
| | | if($this->debug) $app->log("Registered TableHook '$table_name' in module '$module_name' for processing function '$function_name'",LOGLEVEL_DEBUG); |
| | | if($this->debug) $app->log("Registered TableHook '$table_name' in module '$module_name' for processing function '$function_name'", LOGLEVEL_DEBUG); |
| | | } |
| | | |
| | | |
| | | /* |
| | | This function goes through all new records in the |
| | | sys_datalog table and and calls the function in the |
| | | modules that hooked on to the table change. |
| | | */ |
| | | |
| | | |
| | | function processDatalog() { |
| | | global $app,$conf; |
| | | |
| | | global $app, $conf; |
| | | |
| | | //* If its a multiserver setup |
| | | if($app->db->dbHost != $app->dbmaster->dbHost || ($app->db->dbHost == $app->dbmaster->dbHost && $app->db->dbName != $app->dbmaster->dbName)) { |
| | | if($conf['mirror_server_id'] > 0) { |
| | |
| | | } else { |
| | | $sql = "SELECT * FROM sys_datalog WHERE datalog_id > ".$conf['last_datalog_id']." AND (server_id = ".$conf['server_id']." OR server_id = 0) ORDER BY datalog_id LIMIT 0,1000"; |
| | | } |
| | | |
| | | |
| | | $records = $app->dbmaster->queryAllRecords($sql); |
| | | foreach($records as $d) { |
| | | |
| | | |
| | | //** encode data to utf-8 and unserialize it |
| | | if(!$data = unserialize(stripslashes($d['data']))) { |
| | | $data = unserialize($d['data']); |
| | |
| | | $data['new'][$key] = utf8_decode($val); |
| | | } |
| | | */ |
| | | |
| | | |
| | | $replication_error = false; |
| | | $data['mirrored'] = false; |
| | | |
| | | |
| | | $this->current_datalog_id = $d['datalog_id']; |
| | | |
| | | |
| | | /* |
| | | * If we are in a mirror setup, rewrite the server_id of records that originally |
| | | * If we are in a mirror setup, rewrite the server_id of records that originally |
| | | * belonged to the mirrored server to the local server_id |
| | | */ |
| | | |
| | | |
| | | if($conf['mirror_server_id'] > 0 && $d['dbtable'] != 'server') { |
| | | if(isset($data['new']['server_id']) && $data['new']['server_id'] == $conf['mirror_server_id']) { |
| | | $data['new']['server_id'] = $conf['server_id']; |
| | |
| | | $data['mirrored'] = true; |
| | | } |
| | | } |
| | | |
| | | |
| | | if(count($data['new']) > 0) { |
| | | if($d['action'] == 'i' || $d['action'] == 'u') { |
| | | $idx = explode(':',$d['dbidx']); |
| | | $idx = explode(':', $d['dbidx']); |
| | | $tmp_sql1 = ''; |
| | | $tmp_sql2 = ''; |
| | | foreach($data['new'] as $fieldname => $val) { |
| | | $tmp_sql1 .= "`$fieldname`,"; |
| | | $tmp_sql2 .= "'".$app->db->quote($val)."',"; |
| | | } |
| | | $tmp_sql1 = substr($tmp_sql1,0,-1); |
| | | $tmp_sql2 = substr($tmp_sql2,0,-1); |
| | | $tmp_sql1 = substr($tmp_sql1, 0, -1); |
| | | $tmp_sql2 = substr($tmp_sql2, 0, -1); |
| | | //$tmp_sql1 .= "$idx[0]"; |
| | | //$tmp_sql2 .= "$idx[1]"; |
| | | $sql = "REPLACE INTO $d[dbtable] ($tmp_sql1) VALUES ($tmp_sql2)"; |
| | |
| | | $app->db->query($sql); |
| | | if($app->db->errorNumber > 0) { |
| | | $replication_error = true; |
| | | $app->log("Replication failed. Error: (" . $d['dbtable'] . ") in MySQL server: (".$app->db->dbHost.") " . $app->db->errorMessage . " # SQL: " . $sql,LOGLEVEL_ERROR); |
| | | $app->log("Replication failed. Error: (" . $d['dbtable'] . ") in MySQL server: (".$app->db->dbHost.") " . $app->db->errorMessage . " # SQL: " . $sql, LOGLEVEL_ERROR); |
| | | } |
| | | $app->log('Replicated from master: '.$sql,LOGLEVEL_DEBUG); |
| | | $app->log('Replicated from master: '.$sql, LOGLEVEL_DEBUG); |
| | | } |
| | | /* |
| | | if($d["action"] == 'u') { |
| | |
| | | } |
| | | */ |
| | | if($d['action'] == 'd') { |
| | | $idx = explode(':',$d['dbidx']); |
| | | $idx = explode(':', $d['dbidx']); |
| | | $sql = "DELETE FROM $d[dbtable] "; |
| | | $sql .= " WHERE $idx[0] = $idx[1]"; |
| | | $app->db->query($sql); |
| | | if($app->db->errorNumber > 0) { |
| | | $replication_error = true; |
| | | $app->log("Replication failed. Error: (" . $d[dbtable] . ") " . $app->db->errorMessage . " # SQL: " . $sql,LOGLEVEL_ERROR); |
| | | $app->log("Replication failed. Error: (" . $d[dbtable] . ") " . $app->db->errorMessage . " # SQL: " . $sql, LOGLEVEL_ERROR); |
| | | } |
| | | $app->log('Replicated from master: '.$sql,LOGLEVEL_DEBUG); |
| | | $app->log('Replicated from master: '.$sql, LOGLEVEL_DEBUG); |
| | | } |
| | | |
| | | |
| | | |
| | | |
| | | if($replication_error == false) { |
| | | if(is_array($data['old']) || is_array($data['new'])) { |
| | | $app->db->query("UPDATE server SET updated = ".$d["datalog_id"]." WHERE server_id = ".$conf['server_id']); |
| | | $this->raiseTableHook($d['dbtable'],$d['action'],$data); |
| | | $this->raiseTableHook($d['dbtable'], $d['action'], $data); |
| | | } else { |
| | | $app->log('Data array was empty for datalog_id '.$d['datalog_id'],LOGLEVEL_WARN); |
| | | $app->log('Data array was empty for datalog_id '.$d['datalog_id'], LOGLEVEL_WARN); |
| | | } |
| | | $app->dbmaster->query("UPDATE server SET updated = ".$d["datalog_id"]." WHERE server_id = ".$conf['server_id']); |
| | | $app->log('Processed datalog_id '.$d['datalog_id'],LOGLEVEL_DEBUG); |
| | | $app->log('Processed datalog_id '.$d['datalog_id'], LOGLEVEL_DEBUG); |
| | | } else { |
| | | $app->log('Error in Replication, changes were not processed.',LOGLEVEL_ERROR); |
| | | $app->log('Error in Replication, changes were not processed.', LOGLEVEL_ERROR); |
| | | /* |
| | | * If there is any error in processing the datalog we can't continue, because |
| | | * we do not know if the newer actions require this (old) one. |
| | |
| | | return; |
| | | } |
| | | } else { |
| | | $app->log('Datalog does not contain any changes for this record '.$d['datalog_id'],LOGLEVEL_DEBUG); |
| | | $app->log('Datalog does not contain any changes for this record '.$d['datalog_id'], LOGLEVEL_DEBUG); |
| | | } |
| | | } |
| | | |
| | | //* if we have a single server setup |
| | | |
| | | //* if we have a single server setup |
| | | } else { |
| | | $sql = "SELECT * FROM sys_datalog WHERE datalog_id > ".$conf['last_datalog_id']." AND (server_id = ".$conf['server_id']." OR server_id = 0) ORDER BY datalog_id LIMIT 0,1000"; |
| | | $records = $app->db->queryAllRecords($sql); |
| | | foreach($records as $d) { |
| | | |
| | | |
| | | //** encode data to utf-8 to be able to unserialize it and then unserialize it |
| | | if(!$data = unserialize(stripslashes($d['data']))) { |
| | | $data = unserialize($d['data']); |
| | |
| | | $data['new'][$key] = utf8_decode($val); |
| | | } |
| | | */ |
| | | |
| | | |
| | | //* Data on a single server is never mirrored |
| | | $data['mirrored'] = false; |
| | | |
| | | |
| | | $this->current_datalog_id = $d['datalog_id']; |
| | | if(is_array($data['old']) || is_array($data['new'])) { |
| | | $this->raiseTableHook($d['dbtable'],$d['action'],$data); |
| | | $this->raiseTableHook($d['dbtable'], $d['action'], $data); |
| | | } else { |
| | | $app->log('Data array was empty for datalog_id '.$d['datalog_id'],LOGLEVEL_WARN); |
| | | $app->log('Data array was empty for datalog_id '.$d['datalog_id'], LOGLEVEL_WARN); |
| | | } |
| | | //$app->db->query("DELETE FROM sys_datalog WHERE datalog_id = ".$rec["datalog_id"]); |
| | | //$app->log("Deleting sys_datalog ID ".$rec["datalog_id"],LOGLEVEL_DEBUG); |
| | | $app->db->query("UPDATE server SET updated = ".$d['datalog_id']." WHERE server_id = ".$conf['server_id']); |
| | | $app->log('Processed datalog_id '.$d['datalog_id'],LOGLEVEL_DEBUG); |
| | | $app->log('Processed datalog_id '.$d['datalog_id'], LOGLEVEL_DEBUG); |
| | | } |
| | | } |
| | | } |
| | | |
| | | |
| | | function processActions() { |
| | | global $app,$conf; |
| | | |
| | | global $app, $conf; |
| | | |
| | | //* get the server_id of the local server |
| | | $server_id = intval($conf["server_id"]); |
| | | |
| | | include_once (SCRIPT_PATH."/lib/remote_action.inc.php"); |
| | | |
| | | |
| | | include_once SCRIPT_PATH."/lib/remote_action.inc.php"; |
| | | |
| | | //* SQL query to get all pending actions |
| | | $sql = "SELECT action_id, action_type, action_param " . |
| | | "FROM sys_remoteaction " . |
| | | "WHERE server_id = " . $server_id . " ". |
| | | " AND action_id > " . intval($maxid_remote_action) . " ". |
| | | "ORDER BY action_id"; |
| | | |
| | | "FROM sys_remoteaction " . |
| | | "WHERE server_id = " . $server_id . " ". |
| | | " AND action_id > " . intval($maxid_remote_action) . " ". |
| | | "ORDER BY action_id"; |
| | | |
| | | $actions = $app->dbmaster->queryAllRecords($sql); |
| | | |
| | | |
| | | if(is_array($actions)) { |
| | | foreach($actions as $action) { |
| | | |
| | | |
| | | //* Raise the action |
| | | $state = $app->plugins->raiseAction($action['action_type'],$action['action_param']); |
| | | |
| | | $state = $app->plugins->raiseAction($action['action_type'], $action['action_param']); |
| | | |
| | | //* Update the action state |
| | | $sql = "UPDATE sys_remoteaction " . |
| | | "SET action_state = '" . $app->dbmaster->quote($state) . "' " . |
| | | "WHERE action_id = " . intval($action['action_id']); |
| | | "SET action_state = '" . $app->dbmaster->quote($state) . "' " . |
| | | "WHERE action_id = " . intval($action['action_id']); |
| | | $app->dbmaster->query($sql); |
| | | |
| | | /* |
| | |
| | | fclose($fp); |
| | | } |
| | | } |
| | | |
| | | |
| | | |
| | | |
| | | |
| | | |
| | | } |
| | | |
| | | function raiseTableHook($table_name,$action,$data) { |
| | | |
| | | function raiseTableHook($table_name, $action, $data) { |
| | | global $app; |
| | | |
| | | |
| | | // Get the hooks for this table |
| | | $hooks = (isset($this->notification_hooks[$table_name]))?$this->notification_hooks[$table_name]:''; |
| | | if($this->debug) $app->log("Raised TableHook for table: '$table_name'",LOGLEVEL_DEBUG); |
| | | |
| | | if($this->debug) $app->log("Raised TableHook for table: '$table_name'", LOGLEVEL_DEBUG); |
| | | |
| | | if(is_array($hooks)) { |
| | | foreach($hooks as $hook) { |
| | | $module_name = $hook['module']; |
| | | $function_name = $hook['function']; |
| | | // Call the processing function of the module |
| | | if($this->debug) $app->log("Call function '$function_name' in module '$module_name' raised by TableHook '$table_name'.",LOGLEVEL_DEBUG); |
| | | if($this->debug) $app->log("Call function '$function_name' in module '$module_name' raised by TableHook '$table_name'.", LOGLEVEL_DEBUG); |
| | | // call_user_method($function_name,$app->loaded_modules[$module_name],$table_name,$action,$data); |
| | | call_user_func(array($app->loaded_modules[$module_name],$function_name),$table_name,$action,$data); |
| | | call_user_func(array($app->loaded_modules[$module_name], $function_name), $table_name, $action, $data); |
| | | unset($module_name); |
| | | unset($function_name); |
| | | } |
| | |
| | | unset($hook); |
| | | unset($hooks); |
| | | } |
| | | |
| | | |
| | | } |
| | | |
| | | ?> |