| | |
| | | class modules { |
| | | |
| | | var $notification_hooks = array(); |
| | | var $current_datalog_id = 0; |
| | | var $debug = false; |
| | | |
| | | /* |
| | | This function is called to load the modules from the mods-available folder |
| | | This function is called to load the modules from the mods-enabled or the mods-core folder |
| | | */ |
| | | |
| | | function loadModules() { |
| | | function loadModules($type) { |
| | | global $app, $conf; |
| | | |
| | | |
| | | |
| | | $modules_dir = $conf["rootpath"].$conf["fs_div"]."mods-enabled".$conf["fs_div"]; |
| | | $subPath = 'mods-enabled'; |
| | | if ($type == 'core') $subPath = 'mods-core'; |
| | | |
| | | $modules_dir = $conf["rootpath"].$conf["fs_div"].$subPath.$conf["fs_div"]; |
| | | 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); |
| | | $app->log("Loading Module: $module_name",LOGLEVEL_DEBUG); |
| | | if($this->debug) $app->log("Loading Module: $module_name",LOGLEVEL_DEBUG); |
| | | $app->loaded_modules[$module_name] = new $module_name; |
| | | $app->loaded_modules[$module_name]->onLoad(); |
| | | } |
| | |
| | | function registerTableHook($table_name,$module_name,$function_name) { |
| | | global $app; |
| | | $this->notification_hooks[$table_name][] = array('module' => $module_name, 'function' => $function_name); |
| | | $app->log("Registered TableHook '$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); |
| | | } |
| | | |
| | | /* |
| | |
| | | function processDatalog() { |
| | | global $app,$conf; |
| | | |
| | | // TODO: process only new entries. |
| | | $sql = "SELECT * FROM sys_datalog WHERE server_id = ".$conf["server_id"]; |
| | | $records = $app->db->queryAllRecords($sql); |
| | | foreach($records as $rec) { |
| | | $data = unserialize(stripslashes($rec["data"])); |
| | | $this->raiseTableHook($rec["dbtable"],$rec["action"],$data); |
| | | //* If its a multiserver setup |
| | | if($app->db->dbHost != $app->dbmaster->dbHost) { |
| | | $sql = "SELECT * FROM sys_datalog WHERE datalog_id > ".$conf['last_datalog_id']." AND (server_id = ".$conf["server_id"]." OR server_id = 0) ORDER BY datalog_id"; |
| | | $records = $app->dbmaster->queryAllRecords($sql); |
| | | foreach($records as $d) { |
| | | |
| | | if(!$data = unserialize(stripslashes($d["data"]))) { |
| | | $data = unserialize($d["data"]); |
| | | } |
| | | $replication_error = false; |
| | | |
| | | $this->current_datalog_id = $d["datalog_id"]; |
| | | |
| | | if(count($data['new']) > 0) { |
| | | if($d["action"] == 'i' || $d["action"] == 'u') { |
| | | $idx = explode(":",$d["dbidx"]); |
| | | $tmp_sql1 = ''; |
| | | $tmp_sql2 = ''; |
| | | foreach($data['new'] as $fieldname => $val) { |
| | | $tmp_sql1 .= "`$fieldname`,"; |
| | | $tmp_sql2 .= "'$val',"; |
| | | } |
| | | $tmp_sql1 = substr($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] . ") " . $app->db->errorMessage . " # SQL: " . $sql,LOGLEVEL_ERROR); |
| | | } |
| | | $app->log("Replicated from master: ".$sql,LOGLEVEL_DEBUG); |
| | | } |
| | | /* |
| | | if($d["action"] == 'u') { |
| | | $sql = "UPDATE $d[dbtable] SET "; |
| | | foreach($data['new'] as $fieldname => $val) { |
| | | $sql .= "`$fieldname` = '$val',"; |
| | | } |
| | | $sql = substr($sql,0,-1); |
| | | $idx = explode(":",$d["dbidx"]); |
| | | $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); |
| | | } |
| | | $app->log("Replicated from master: ".$sql,LOGLEVEL_DEBUG); |
| | | } |
| | | */ |
| | | if($d["action"] == 'd') { |
| | | $idx = explode(":",$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); |
| | | } |
| | | $app->log("Replicated from master: ".$sql,LOGLEVEL_DEBUG); |
| | | } |
| | | |
| | | |
| | | if($replication_error == false) { |
| | | $this->raiseTableHook($d["dbtable"],$d["action"],$data); |
| | | //$app->dbmaster->query("DELETE FROM sys_datalog WHERE datalog_id = ".$d["datalog_id"]); |
| | | //$app->log("Deleting sys_datalog ID ".$d["datalog_id"],LOGLEVEL_DEBUG); |
| | | $app->dbmaster->query("UPDATE server SET updated = ".$d["datalog_id"]." WHERE server_id = ".$conf["server_id"]); |
| | | $app->log("Processed datalog_id ".$d["datalog_id"],LOGLEVEL_DEBUG); |
| | | } else { |
| | | $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 { |
| | | $app->log("Datalog does not conatin any changes for this record ".$d["datalog_id"],LOGLEVEL_DEBUG); |
| | | } |
| | | } |
| | | |
| | | //* 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"; |
| | | $records = $app->db->queryAllRecords($sql); |
| | | foreach($records as $d) { |
| | | if(!$data = unserialize(stripslashes($d["data"]))) { |
| | | $data = unserialize($d["data"]); |
| | | } |
| | | $this->current_datalog_id = $d["datalog_id"]; |
| | | $this->raiseTableHook($d["dbtable"],$d["action"],$data); |
| | | //$app->db->query("DELETE FROM sys_datalog WHERE datalog_id = ".$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); |
| | | } |
| | | } |
| | | $app->db->query("DELETE FROM sys_datalog WHERE datalog_id = ".$rec["datalog_id"]); |
| | | $app->log("Deleting sys_datalog ID ".$rec["datalog_id"],LOGLEVEL_DEBUG); |
| | | |
| | | |
| | | |
| | | |
| | | |
| | | } |
| | | |
| | | function raiseTableHook($table_name,$action,$data) { |
| | |
| | | |
| | | // Get the hooks for this table |
| | | $hooks = $this->notification_hooks[$table_name]; |
| | | $app->log("Raised TableHook for table: '$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"]; |
| | | // Claa the processing function of the module |
| | | $app->log("Call function '$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); |
| | | unset($module_name); |
| | | unset($function_name); |