<?php<liu21st@gmail.com>
/**
* ThinkPHP Model模型类
* 实现了ORM和ActiveRecords模式
* @category Think
* @package Think
* @subpackage Core
* @author liu21st <liu21st@gmail.com>
*/
class Model {
const MODEL_INSERT = 1; const MODEL_UPDATE = 2; const MODEL_BOTH = 3; const MUST_VALIDATE = 1 const EXISTS_VALIDATE = 0 const VALUE_VALIDATE = 2 private $_extModel = null;
protected $db = null;
protected $pk = 'id';
protected $tablePrefix = '';
protected $name = '';
protected $dbName = '';
protected $connection = '';
protected $tableName = '';
protected $trueTableName = '';
protected $error = '';
protected $fields = array();
protected $data = array();
protected $options = array();
protected $_validate = array(); protected $_auto = array(); protected $_map = array(); protected $_scope = array(); protected $autoCheckFields = true;
protected $patchValidate = false;
protected $methods = array('table','order','alias','having','group','lock','distinct','auto','filter','validate','result','bind','token');
public function __construct($name='',$tablePrefix='',$connection='') {
$this->_initialize();
if(!empty($name)) {
if(strpos($name,'.')) { list($this->dbName,$this->name) = explode('.',$name);
}else{
$this->name = $name;
}
}elseif(empty($this->name)){
$this->name = $this->getModelName();
}
if(is_null($tablePrefix)) $this->tablePrefix = '';
}elseif('' != $tablePrefix) {
$this->tablePrefix = $tablePrefix;
}else{
$this->tablePrefix = $this->tablePrefix?$this->tablePrefix:C('DB_PREFIX');
}
$this->db(0,empty($this->connection)?$connection:$this->connection);
}
protected function _checkTableInfo() {
if(empty($this->fields)) {
if(C('DB_FIELDS_CACHE')) {
$db = $this->dbName?$this->dbName:C('DB_NAME');
$fields = F('_fields/'.strtolower($db.'.'.$this->name));
if($fields) {
$version = C('DB_FIELD_VERSION');
if(empty($version) || $fields['_version']== $version) {
$this->fields = $fields;
return ;
}
}
}
$this->flush();
}
}
public function flush() {
$this->db->setModel($this->name);
$fields = $this->db->getFields($this->getTableName());
if(!$fields) { return false;
}
$this->fields = array_keys($fields);
$this->fields['_autoinc'] = false;
foreach ($fields as $key=>$val){
$type[$key] = $val['type'];
if($val['primary']) {
$this->fields['_pk'] = $key;
if($val['autoinc']) $this->fields['_autoinc'] = true;
}
}
$this->fields['_type'] = $type;
if(C('DB_FIELD_VERSION')) $this->fields['_version'] = C('DB_FIELD_VERSION');
if(C('DB_FIELDS_CACHE')){
$db = $this->dbName?$this->dbName:C('DB_NAME');
F('_fields/'.strtolower($db.'.'.$this->name),$this->fields);
}
}
public function switchModel($type,$vars=array()) {
$class = ucwords(strtolower($type)).'Model';
if(!class_exists($class))
throw_exception($class.L('_MODEL_NOT_EXIST_'));
$this->_extModel = new $class($this->name);
if(!empty($vars)) {
foreach ($vars as $var)
$this->_extModel->setProperty($var,$this->$var);
}
return $this->_extModel;
}
public function __set($name,$value) {
$this->data[$name] = $value;
}
public function __get($name) {
return isset($this->data[$name])?$this->data[$name]:null;
}
public function __isset($name) {
return isset($this->data[$name]);
}
public function __unset($name) {
unset($this->data[$name]);
}
public function __call($method,$args) {
if(in_array(strtolower($method),$this->methods,true)) {
$this->options[strtolower($method)] = $args[0];
return $this;
}elseif(in_array(strtolower($method),array('count','sum','min','max','avg'),true)){
$field = isset($args[0])?$args[0]:'*';
return $this->getField(strtoupper($method).'('.$field.') AS tp_'.$method);
}elseif(strtolower(substr($method,0,5))=='getby') {
$field = parse_name(substr($method,5));
$where[$field] = $args[0];
return $this->where($where)->find();
}elseif(strtolower(substr($method,0,10))=='getfieldby') {
$name = parse_name(substr($method,10));
$where[$name] =$args[0];
return $this->where($where)->getField($args[1]);
}elseif(isset($this->_scope[$method])) return $this->scope($method,$args[0]);
}else{
throw_exception(__CLASS__.':'.$method.L('_METHOD_NOT_EXIST_'));
return;
}
}
protected function _initialize() {}
protected function _facade($data) {
if(!empty($this->fields)) {
foreach ($data as $key=>$val){
if(!in_array($key,$this->fields,true)){
unset($data[$key]);
}elseif(is_scalar($val)) {
$this->_parseType($data,$key);
}
}
}
if(!empty($this->options['filter'])) {
$data = array_map($this->options['filter'],$data);
unset($this->options['filter']);
}
$this->_before_write($data);
return $data;
}
protected function _before_write(&$data) {}
public function add($data='',$options=array(),$replace=false) {
if(empty($data)) {
if(!empty($this->data)) {
$data = $this->data;
$this->data = array();
}else{
$this->error = L('_DATA_TYPE_INVALID_');
return false;
}
}
$options = $this->_parseOptions($options);
$data = $this->_facade($data);
if(false === $this->_before_insert($data,$options)) {
return false;
}
$result = $this->db->insert($data,$options,$replace);
if(false !== $result ) {
$insertId = $this->getLastInsID();
if($insertId) {
$data[$this->getPk()] = $insertId;
$this->_after_insert($data,$options);
return $insertId;
}
$this->_after_insert($data,$options);
}
return $result;
}
protected function _before_insert(&$data,$options) {}
protected function _after_insert($data,$options) {}
public function addAll($dataList,$options=array(),$replace=false){
if(empty($dataList)) {
$this->error = L('_DATA_TYPE_INVALID_');
return false;
}
$options = $this->_parseOptions($options);
foreach ($dataList as $key=>$data){
$dataList[$key] = $this->_facade($data);
}
$result = $this->db->insertAll($dataList,$options,$replace);
if(false !== $result ) {
$insertId = $this->getLastInsID();
if($insertId) {
return $insertId;
}
}
return $result;
}
public function selectAdd($fields='',$table='',$options=array()) {
$options = $this->_parseOptions($options);
if(false === $result = $this->db->selectInsert($fields?$fields:$options['field'],$table?$table:$this->getTableName(),$options)){
$this->error = L('_OPERATION_WRONG_');
return false;
}else {
return $result;
}
}
public function save($data='',$options=array()) {
if(empty($data)) {
if(!empty($this->data)) {
$data = $this->data;
$this->data = array();
}else{
$this->error = L('_DATA_TYPE_INVALID_');
return false;
}
}
$data = $this->_facade($data);
$options = $this->_parseOptions($options);
$pk = $this->getPk();
if(!isset($options['where']) ) {
if(isset($data[$pk])) {
$where[$pk] = $data[$pk];
$options['where'] = $where;
unset($data[$pk]);
}else{
$this->error = L('_OPERATION_WRONG_');
return false;
}
}
if(is_array($options['where']) && isset($options['where'][$pk])){
$pkValue = $options['where'][$pk];
}
if(false === $this->_before_update($data,$options)) {
return false;
}
$result = $this->db->update($data,$options);
if(false !== $result) {
if(isset($pkValue)) $data[$pk] = $pkValue;
$this->_after_update($data,$options);
}
return $result;
}
protected function _before_update(&$data,$options) {}
protected function _after_update($data,$options) {}
public function delete($options=array()) {
if(empty($options) && empty($this->options['where'])) {
if(!empty($this->data) && isset($this->data[$this->getPk()]))
return $this->delete($this->data[$this->getPk()]);
else
return false;
}
$pk = $this->getPk();
if(is_numeric($options) || is_string($options)) {
if(strpos($options,',')) {
$where[$pk] = array('IN', $options);
}else{
$where[$pk] = $options;
}
$options = array();
$options['where'] = $where;
}
$options = $this->_parseOptions($options);
if(is_array($options['where']) && isset($options['where'][$pk])){
$pkValue = $options['where'][$pk];
}
$result = $this->db->delete($options);
if(false !== $result) {
$data = array();
if(isset($pkValue)) $data[$pk] = $pkValue;
$this->_after_delete($data,$options);
}
return $result;
}
protected function _after_delete($data,$options) {}
public function select($options=array()) {
if(is_string($options) || is_numeric($options)) {
$pk = $this->getPk();
if(strpos($options,',')) {
$where[$pk] = array('IN',$options);
}else{
$where[$pk] = $options;
}
$options = array();
$options['where'] = $where;
}elseif(false === $options){ $options = array();
$options = $this->_parseOptions($options);
return '( '.$this->db->buildSelectSql($options).' )';
}
$options = $this->_parseOptions($options);
$resultSet = $this->db->select($options);
if(false === $resultSet) {
return false;
}
if(empty($resultSet)) { return null;
}
$this->_after_select($resultSet,$options);
return $resultSet;
}
protected function _after_select(&$resultSet,$options) {}
public function buildSql($options=array()) {
$options = $this->_parseOptions($options);
return '( '.$this->db->buildSelectSql($options).' )';
}
protected function _parseOptions($options=array()) {
if(is_array($options))
$options = array_merge($this->options,$options);
$this->options = array();
if(!isset($options['table'])){
$options['table'] = $this->getTableName();
$fields = $this->fields;
}else{
$fields = $this->getDbFields();
}
if(!empty($options['alias'])) {
$options['table'] .= ' '.$options['alias'];
}
$options['model'] = $this->name;
if(isset($options['where']) && is_array($options['where']) && !empty($fields) && !isset($options['join'])) {
foreach ($options['where'] as $key=>$val){
$key = trim($key);
if(in_array($key,$fields,true)){
if(is_scalar($val)) {
$this->_parseType($options['where'],$key);
}
}elseif(!is_numeric($key) && '_' != substr($key,0,1) && false === strpos($key,'.') && false === strpos($key,'(') && false === strpos($key,'|') && false === strpos($key,'&')){
unset($options['where'][$key]);
}
}
}
$this->_options_filter($options);
return $options;
}
protected function _options_filter(&$options) {}
protected function _parseType(&$data,$key) {
if(empty($this->options['bind'][':'.$key])){
$fieldType = strtolower($this->fields['_type'][$key]);
if(false !== strpos($fieldType,'enum')){
}elseif(false === strpos($fieldType,'bigint') && false !== strpos($fieldType,'int')) {
$data[$key] = intval($data[$key]);
}elseif(false !== strpos($fieldType,'float') || false !== strpos($fieldType,'double')){
$data[$key] = floatval($data[$key]);
}elseif(false !== strpos($fieldType,'bool')){
$data[$key] = (bool)$data[$key];
}
}
}
public function find($options=array()) {
if(is_numeric($options) || is_string($options)) {
$where[$this->getPk()] = $options;
$options = array();
$options['where'] = $where;
}
$options['limit'] = 1;
$options = $this->_parseOptions($options);
$resultSet = $this->db->select($options);
if(false === $resultSet) {
return false;
}
if(empty($resultSet)) return null;
}
$this->data = $resultSet[0];
$this->_after_find($this->data,$options);
if(!empty($this->options['result'])) {
return $this->returnResult($this->data,$this->options['result']);
}
return $this->data;
}
protected function _after_find(&$result,$options) {}
protected function returnResult($data,$type=''){
if ($type){
if(is_callable($type)){
return call_user_func($type,$data);
}
switch (strtolower($type)){
case 'json':
return json_encode($data);
case 'xml':
return xml_encode($data);
}
}
return $data;
}
public function parseFieldsMap($data,$type=1) {
if(!empty($this->_map)) {
foreach ($this->_map as $key=>$val){
if($type==1) { if(isset($data[$val])) {
$data[$key] = $data[$val];
unset($data[$val]);
}
}else{
if(isset($data[$key])) {
$data[$val] = $data[$key];
unset($data[$key]);
}
}
}
}
return $data;
}
public function setField($field,$value='') {
if(is_array($field)) {
$data = $field;
}else{
$data[$field] = $value;
}
return $this->save($data);
}
public function setInc($field,$step=1) {
return $this->setField($field,array('exp',$field.'+'.$step));
}
public function setDec($field,$step=1) {
return $this->setField($field,array('exp',$field.'-'.$step));
}
public function getField($field,$sepa=null) {
$options['field'] = $field;
$options = $this->_parseOptions($options);
$field = trim($field);
if(strpos($field,',')) { if(!isset($options['limit'])){
$options['limit'] = is_numeric($sepa)?$sepa:'';
}
$resultSet = $this->db->select($options);
if(!empty($resultSet)) {
$_field = explode(',', $field);
$field = array_keys($resultSet[0]);
$key = array_shift($field);
$key2 = array_shift($field);
$cols = array();
$count = count($_field);
foreach ($resultSet as $result){
$name = $result[$key];
if(2==$count) {
$cols[$name] = $result[$key2];
}else{
$cols[$name] = is_string($sepa)?implode($sepa,$result):$result;
}
}
return $cols;
}
}else{ if(true !== $sepa) $options['limit'] = is_numeric($sepa)?$sepa:1;
}
$result = $this->db->select($options);
if(!empty($result)) {
if(true !== $sepa && 1==$options['limit']) return reset($result[0]);
foreach ($result as $val){
$array[] = $val[$field];
}
return $array;
}
}
return null;
}
public function create($data='',$type='') {
if(empty($data)) {
$data = $_POST;
}elseif(is_object($data)){
$data = get_object_vars($data);
}
if(empty($data) || !is_array($data)) {
$this->error = L('_DATA_TYPE_INVALID_');
return false;
}
$data = $this->parseFieldsMap($data,0);
$type = $type?$type:(!empty($data[$this->getPk()])?self::MODEL_UPDATE:self::MODEL_INSERT);
if(isset($this->options['field'])) { $fields = $this->options['field'];
unset($this->options['field']);
}elseif($type == self::MODEL_INSERT && isset($this->insertFields)) {
$fields = $this->insertFields;
}elseif($type == self::MODEL_UPDATE && isset($this->updateFields)) {
$fields = $this->updateFields;
}
if(isset($fields)) {
if(is_string($fields)) {
$fields = explode(',',$fields);
}
if(C('TOKEN_ON')) $fields[] = C('TOKEN_NAME');
foreach ($data as $key=>$val){
if(!in_array($key,$fields)) {
unset($data[$key]);
}
}
}
if(!$this->autoValidation($data,$type)) return false;
if(!$this->autoCheckToken($data)) {
$this->error = L('_TOKEN_ERROR_');
return false;
}
if($this->autoCheckFields) { $fields = $this->getDbFields();
foreach ($data as $key=>$val){
if(!in_array($key,$fields)) {
unset($data[$key]);
}elseif(MAGIC_QUOTES_GPC && is_string($val)){
$data[$key] = stripslashes($val);
}
}
}
$this->autoOperation($data,$type);
$this->data = $data;
return $data;
}
public function autoCheckToken($data) {
if(isset($this->options['token']) && !$this->options['token']) return true;
if(C('TOKEN_ON')){
$name = C('TOKEN_NAME');
if(!isset($data[$name]) || !isset($_SESSION[$name])) { return false;
}
list($key,$value) = explode('_',$data[$name]);
if($value && $_SESSION[$name][$key] === $value) { unset($_SESSION[$name][$key]); return true;
}
if(C('TOKEN_RESET')) unset($_SESSION[$name][$key]);
return false;
}
return true;
}
public function regex($value,$rule) {
$validate = array(
'require' => '/.+/',
'email' => '/^\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*$/',
'url' => '/^http(s?):\/\/(?:[A-za-z0-9-]+\.)+[A-za-z]{2,4}(?:[\/\?#][\/=\?%\-&~`@[\]\':+!\.#\w]*)?$/',
'currency' => '/^\d+(\.\d+)?$/',
'number' => '/^\d+$/',
'zip' => '/^\d{6}$/',
'integer' => '/^[-\+]?\d+$/',
'double' => '/^[-\+]?\d+(\.\d+)?$/',
'english' => '/^[A-Za-z]+$/',
);
if(isset($validate[strtolower($rule)]))
$rule = $validate[strtolower($rule)];
return preg_match($rule,$value)===1;
}
private function autoOperation(&$data,$type) {
if(!empty($this->options['auto'])) {
$_auto = $this->options['auto'];
unset($this->options['auto']);
}elseif(!empty($this->_auto)){
$_auto = $this->_auto;
}
if(isset($_auto)) {
foreach ($_auto as $auto){
if(empty($auto[2])) $auto[2] = self::MODEL_INSERT; if( $type == $auto[2] || $auto[2] == self::MODEL_BOTH) {
switch(trim($auto[3])) {
case 'function': case 'callback': $args = isset($auto[4])?(array)$auto[4]:array();
if(isset($data[$auto[0]])) {
array_unshift($args,$data[$auto[0]]);
}
if('function'==$auto[3]) {
$data[$auto[0]] = call_user_func_array($auto[1], $args);
}else{
$data[$auto[0]] = call_user_func_array(array(&$this,$auto[1]), $args);
}
break;
case 'field': $data[$auto[0]] = $data[$auto[1]];
break;
case 'ignore': if(''===$data[$auto[0]])
unset($data[$auto[0]]);
break;
case 'string':
default: $data[$auto[0]] = $auto[1];
}
if(false === $data[$auto[0]] ) unset($data[$auto[0]]);
}
}
}
return $data;
}
protected function autoValidation($data,$type) {
if(!empty($this->options['validate'])) {
$_validate = $this->options['validate'];
unset($this->options['validate']);
}elseif(!empty($this->_validate)){
$_validate = $this->_validate;
}
if(isset($_validate)) { if($this->patchValidate) { $this->error = array();
}
foreach($_validate as $key=>$val) {
if(empty($val[5]) || $val[5]== self::MODEL_BOTH || $val[5]== $type ) {
if(0==strpos($val[2],'{%') && strpos($val[2],'}'))
$val[2] = L(substr($val[2],2,-1));
$val[3] = isset($val[3])?$val[3]:self::EXISTS_VALIDATE;
$val[4] = isset($val[4])?$val[4]:'regex';
switch($val[3]) {
case self::MUST_VALIDATE: if(false === $this->_validationField($data,$val))
return false;
break;
case self::VALUE_VALIDATE: if('' != trim($data[$val[0]]))
if(false === $this->_validationField($data,$val))
return false;
break;
default: if(isset($data[$val[0]]))
if(false === $this->_validationField($data,$val))
return false;
}
}
}
if(!empty($this->error)) return false;
}
return true;
}
protected function _validationField($data,$val) {
if(false === $this->_validationFieldItem($data,$val)){
if($this->patchValidate) {
$this->error[$val[0]] = $val[2];
}else{
$this->error = $val[2];
return false;
}
}
return ;
}
protected function _validationFieldItem($data,$val) {
switch(strtolower(trim($val[4]))) {
case 'function':// 使用函数进行验证
case 'callback':// 调用方法进行验证
$args = isset($val[6])?(array)$val[6]:array();
if(is_string($val[0]) && strpos($val[0], ','))
$val[0] = explode(',', $val[0]);
if(is_array($val[0])){
foreach($val[0] as $field)
$_data[$field] = $data[$field];
array_unshift($args, $_data);
}else{
array_unshift($args, $data[$val[0]]);
}
if('function'==$val[4]) {
return call_user_func_array($val[1], $args);
}else{
return call_user_func_array(array(&$this, $val[1]), $args);
}
case 'confirm': return $data[$val[0]] == $data[$val[1]];
case 'unique': if(is_string($val[0]) && strpos($val[0],','))
$val[0] = explode(',',$val[0]);
$map = array();
if(is_array($val[0])) {
foreach ($val[0] as $field)
$map[$field] = $data[$field];
}else{
$map[$val[0]] = $data[$val[0]];
}
if(!empty($data[$this->getPk()])) { $map[$this->getPk()] = array('neq',$data[$this->getPk()]);
}
if($this->where($map)->find()) return false;
return true;
default: return $this->check($data[$val[0]],$val[1],$val[4]);
}
}
public function check($value,$rule,$type='regex'){
$type = strtolower(trim($type));
switch($type) {
case 'in': case 'notin':
$range = is_array($rule)? $rule : explode(',',$rule);
return $type == 'in' ? in_array($value ,$range) : !in_array($value ,$range);
case 'between': case 'notbetween': if (is_array($rule)){
$min = $rule[0];
$max = $rule[1];
}else{
list($min,$max) = explode(',',$rule);
}
return $type == 'between' ? $value>=$min && $value<=$max : $value<$min || $value>$max;
case 'equal': case 'notequal': return $type == 'equal' ? $value == $rule : $value != $rule;
case 'length': $length = mb_strlen($value,'utf-8'); if(strpos($rule,',')) { list($min,$max) = explode(',',$rule);
return $length >= $min && $length <= $max;
}else return $length == $rule;
}
case 'expire':
list($start,$end) = explode(',',$rule);
if(!is_numeric($start)) $start = strtotime($start);
if(!is_numeric($end)) $end = strtotime($end);
return NOW_TIME >= $start && NOW_TIME <= $end;
case 'ip_allow': return in_array(get_client_ip(),explode(',',$rule));
case 'ip_deny': return !in_array(get_client_ip(),explode(',',$rule));
case 'regex':
default: return $this->regex($value,$rule);
}
}
public function query($sql,$parse=false) {
if(!is_bool($parse) && !is_array($parse)) {
$parse = func_get_args();
array_shift($parse);
}
$sql = $this->parseSql($sql,$parse);
return $this->db->query($sql);
}
public function execute($sql,$parse=false) {
if(!is_bool($parse) && !is_array($parse)) {
$parse = func_get_args();
array_shift($parse);
}
$sql = $this->parseSql($sql,$parse);
return $this->db->execute($sql);
}
protected function parseSql($sql,$parse) {
if(true === $parse) {
$options = $this->_parseOptions();
$sql = $this->db->parseSql($sql,$options);
}elseif(is_array($parse)){ $parse = array_map(array($this->db,'escapeString'),$parse);
$sql = vsprintf($sql,$parse);
}else{
$sql = strtr($sql,array('__TABLE__'=>$this->getTableName(),'__PREFIX__'=>C('DB_PREFIX')));
}
$this->db->setModel($this->name);
return $sql;
}
public function db($linkNum='',$config='',$params=array()){
if(''===$linkNum && $this->db) {
return $this->db;
}
static $_linkNum = array();
static $_db = array();
if(!isset($_db[$linkNum]) || (isset($_db[$linkNum]) && $config && $_linkNum[$linkNum]!=$config) ) {
if(!empty($config) && is_string($config) && false === strpos($config,'/')) { $config = C($config);
}
$_db[$linkNum] = Db::getInstance($config);
}elseif(NULL === $config){
$_db[$linkNum]->close(); unset($_db[$linkNum]);
return ;
}
if(!empty($params)) {
if(is_string($params)) parse_str($params,$params);
foreach ($params as $name=>$value){
$this->setProperty($name,$value);
}
}
$_linkNum[$linkNum] = $config;
$this->db = $_db[$linkNum];
$this->_after_db();
if(!empty($this->name) && $this->autoCheckFields) $this->_checkTableInfo();
return $this;
}
protected function _after_db() {}
public function getModelName() {
if(empty($this->name))
$this->name = substr(get_class($this),0,-5);
return $this->name;
}
public function getTableName() {
if(empty($this->trueTableName)) {
$tableName = !empty($this->tablePrefix) ? $this->tablePrefix : '';
if(!empty($this->tableName)) {
$tableName .= $this->tableName;
}else{
$tableName .= parse_name($this->name);
}
$this->trueTableName = strtolower($tableName);
}
return (!empty($this->dbName)?$this->dbName.'.':'').$this->trueTableName;
}
public function startTrans() {
$this->commit();
$this->db->startTrans();
return ;
}
public function commit() {
return $this->db->commit();
}
public function rollback() {
return $this->db->rollback();
}
public function getError(){
return $this->error;
}
public function getDbError() {
return $this->db->getError();
}
public function getLastInsID() {
return $this->db->getLastInsID();
}
public function getLastSql() {
return $this->db->getLastSql($this->name);
}
public function _sql(){
return $this->getLastSql();
}
public function getPk() {
return isset($this->fields['_pk'])?$this->fields['_pk']:$this->pk;
}
public function getDbFields(){
if(isset($this->options['table'])) $fields = $this->db->getFields($this->options['table']);
return $fields?array_keys($fields):false;
}
if($this->fields) {
$fields = $this->fields;
unset($fields['_autoinc'],$fields['_pk'],$fields['_type'],$fields['_version']);
return $fields;
}
return false;
}
public function data($data=''){
if('' === $data && !empty($this->data)) {
return $this->data;
}
if(is_object($data)){
$data = get_object_vars($data);
}elseif(is_string($data)){
parse_str($data,$data);
}elseif(!is_array($data)){
throw_exception(L('_DATA_TYPE_INVALID_'));
}
$this->data = $data;
return $this;
}
public function join($join) {
if(is_array($join)) {
$this->options['join'] = $join;
}elseif(!empty($join)) {
$this->options['join'][] = $join;
}
return $this;
}
public function union($union,$all=false) {
if(empty($union)) return $this;
if($all) {
$this->options['union']['_all'] = true;
}
if(is_object($union)) {
$union = get_object_vars($union);
}
if(is_string($union) ) {
$options = $union;
}elseif(is_array($union)){
if(isset($union[0])) {
$this->options['union'] = array_merge($this->options['union'],$union);
return $this;
}else{
$options = $union;
}
}else{
throw_exception(L('_DATA_TYPE_INVALID_'));
}
$this->options['union'][] = $options;
return $this;
}
public function cache($key=true,$expire=null,$type=''){
if(false !== $key)
$this->options['cache'] = array('key'=>$key,'expire'=>$expire,'type'=>$type);
return $this;
}
public function field($field,$except=false){
if(true === $field) $fields = $this->getDbFields();
$field = $fields?$fields:'*';
}elseif($except) if(is_string($field)) {
$field = explode(',',$field);
}
$fields = $this->getDbFields();
$field = $fields?array_diff($fields,$field):$field;
}
$this->options['field'] = $field;
return $this;
}
public function scope($scope='',$args=NULL){
if('' === $scope) {
if(isset($this->_scope['default'])) {
$options = $this->_scope['default'];
}else{
return $this;
}
}elseif(is_string($scope)){ $scopes = explode(',',$scope);
$options = array();
foreach ($scopes as $name){
if(!isset($this->_scope[$name])) continue;
$options = array_merge($options,$this->_scope[$name]);
}
if(!empty($args) && is_array($args)) {
$options = array_merge($options,$args);
}
}elseif(is_array($scope)){ $options = $scope;
}
if(is_array($options) && !empty($options)){
$this->options = array_merge($this->options,array_change_key_case($options));
}
return $this;
}
public function where($where,$parse=null){
if(!is_null($parse) && is_string($where)) {
if(!is_array($parse)) {
$parse = func_get_args();
array_shift($parse);
}
$parse = array_map(array($this->db,'escapeString'),$parse);
$where = vsprintf($where,$parse);
}elseif(is_object($where)){
$where = get_object_vars($where);
}
if(is_string($where) && '' != $where){
$map = array();
$map['_string'] = $where;
$where = $map;
}
if(isset($this->options['where'])){
$this->options['where'] = array_merge($this->options['where'],$where);
}else{
$this->options['where'] = $where;
}
return $this;
}
public function limit($offset,$length=null){
$this->options['limit'] = is_null($length)?$offset:$offset.','.$length;
return $this;
}
public function page($page,$listRows=null){
$this->options['page'] = is_null($listRows)?$page:$page.','.$listRows;
return $this;
}
public function comment($comment){
$this->options['comment'] = $comment;
return $this;
}
public function setProperty($name,$value) {
if(property_exists($this,$name))
$this->$name = $value;
return $this;
}
}