Source for file jDaoMethod.class.php
Documentation is available at jDaoMethod.class.php
- <?php
- /**
- * @package     jelix
- * @subpackage  dao
- * @author      GĂ©rald Croes, Laurent Jouanneau
- * @contributor Laurent Jouanneau
- * @contributor Olivier Demah
- * @copyright   2001-2005 CopixTeam, 2005-2009 Laurent Jouanneau, 2010 Olivier Demah
- *  This class was get originally from the Copix project (CopixDAODefinitionV1, Copix 2.3dev20050901, http://www.copix.org)
- *  Few lines of code are still copyrighted 2001-2005 CopixTeam (LGPL licence).
- *  Initial authors of this Copix class are Gerald Croes and Laurent Jouanneau,
- *  and this class was adapted/improved for Jelix by Laurent Jouanneau
- *
- * @link        http://www.jelix.org
- * @licence  http://www.gnu.org/licenses/lgpl.html GNU Lesser General Public Licence, see LICENCE file
- */
-  
- /**
-  * containers for properties of dao method
-  * @package  jelix
-  * @subpackage dao
-  */
- class jDaoMethod {
-     public $name;
-     public $type;
-     public $distinct=false;
-     public $eventBeforeEnabled = false;
-     public $eventAfterEnabled = false;
-     private $_conditions = null;
-     private $_parameters   = array();
-     private $_parametersDefaultValues = array();
-     private $_limit = null;
-     private $_values = array();
-     private $_parser = null;
-     private $_procstock=null;
-     private $_body=null;
-     private $_groupBy=null;
-  
-     /**
-      * @param simpleXmlElement $method  the xml element describing the method to generate
-      * @param jDaoParser  $parser the parser on a dao file
-     */
-     function __construct ($method, $parser){
-         $this->_parser = $parser;
-  
-         $params = $parser->getAttr($method, array('name', 'type', 'call','distinct',
-                                                   'eventbefore', 'eventafter', 'groupby'));
-  
-         if ($params['name']===null){
-             throw new jDaoXmlException ($this->_parser->selector, 'missing.attr', array('name', 'method'));
-         }
-  
-         $this->name = $params['name'];
-         $this->type = $params['type'] ? strtolower($params['type']) : 'select';
-  
-         if (isset ($method->parameter)){
-             foreach ($method->parameter as $param){
-                 $attr = $param->attributes();
-                 if (!isset ($attr['name'])){
-                     throw new jDaoXmlException ($this->_parser->selector, 'method.parameter.unknowname', array($this->name));
-                 }
-                 if (!preg_match('/[a-zA-Z_][a-zA-Z0-9_]*/', (string)$attr['name'])) {
-                     throw new jDaoXmlException($this->_parser->selector,'method.parameter.invalidname',array($method->name,$attr['name']));
-                 }
-                 $this->_parameters[]=(string)$attr['name'];
-                 if (isset ($attr['default'])){
-                     $this->_parametersDefaultValues[(string)$attr['name']]=(string)$attr['default'];
-                 }
-             }
-         }
-  
-         if($this->type == 'sql'){
-             if($params['call'] === null){
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.procstock.name.missing');
-             }
-             $this->_procstock=$params['call'];
-             return;
-         }
-  
-         if($this->type == 'php'){
-             if (isset ($method->body)){
-                 $this->_body = (string)$method->body;
-             }else{
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.body.missing');
-             }
-             return;
-         }
-  
-         $this->_conditions = new jDaoConditions();
-         if (isset ($method->conditions)){
-             $this->_parseConditions($method->conditions[0],false);
-         }
-  
-         if ($this->type == 'update' || $this->type == 'delete') {
-             if ($params['eventbefore'] == 'true')
-                 $this->eventBeforeEnabled = true;
-             if ($params['eventafter'] == 'true')
-                 $this->eventAfterEnabled = true;
-         }
-  
-         if($this->type == 'update'){
-             if($this->_parser->hasOnlyPrimaryKeys)
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.update.forbidden',array($this->name));
-  
-             if(isset($method->values) && isset($method->values[0]->value)){
-                 foreach ($method->values[0]->value as $val){
-                     $this->_addValue($val);
-                 }
-             }else{
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.values.undefine',array($this->name));
-             }
-             return;
-         }
-  
-         if(strlen($params['distinct'])){
-             if($this->type == 'select'){
-                 $this->distinct=$this->_parser->getBool($params['distinct']);
-             }elseif($this->type == 'count'){
-                 $props = $this->_parser->getProperties();
-                 if (!isset ($props[$params['distinct']])){
-                     throw new jDaoXmlException ($this->_parser->selector, 'method.property.unknown', array($this->name, $params['distinct']));
-                 }
-                 $this->distinct=$params['distinct'];
-             }else{
-                 throw new jDaoXmlException ($this->_parser->selector, 'forbidden.attr.context', array('distinct', '<method name="'.$this->name.'"'));
-             }
-         }
-  
-         if($this->type == 'count')
-             return;
-  
-         if (isset ($method->order) && isset($method->order[0]->orderitem)){
-             foreach($method->order[0]->orderitem as $item){
-                 $this->_addOrder ($item);
-             }
-         }
-  
-         if(strlen($params['groupby'])){
-             if($this->type == 'select' || $this->type == 'selectfirst'){
-                 $this->_groupBy = preg_split("/[\s,]+/", $params['groupby']);
-                 $props = $this->_parser->getProperties();
-                 foreach($this->_groupBy as $p){
-                     if (!isset ($props[$p])) {
-                         throw new jDaoXmlException ($this->_parser->selector, 'method.property.unknown', array($this->name, $p));
-                     }
-                 }
-             }else{
-                 throw new jDaoXmlException ($this->_parser->selector, 'forbidden.attr.context', array('groupby', '<method name="'.$this->name.'"'));
-             }
-         }
-  
-         if (isset($method->limit)){
-             if(isset($method->limit[1])){
-                 throw new jDaoXmlException ($this->_parser->selector, 'tag.duplicate', array('limit', $this->name));
-             }
-             if($this->type == 'select'){
-                 $this->_addLimit($method->limit[0]);
-             }else{
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.limit.forbidden', $this->name);
-             }
-         }
-     }
-  
-     public function getConditions (){ return $this->_conditions;}
-     public function getParameters (){ return $this->_parameters;}
-     public function getParametersDefaultValues (){ return $this->_parametersDefaultValues;}
-     public function getLimit (){ return $this->_limit;}
-     public function getValues (){ return $this->_values;}
-     public function getProcStock (){ return $this->_procstock;}
-     public function getBody (){ return $this->_body;}
-     public function getGroupBy() { return $this->_groupBy;}
-  
-     private function _parseConditions($conditions, $subcond=true){
-         if (isset ($conditions['logic'])){
-             $kind = strtoupper((string)$conditions['logic']);
-         }else{
-             $kind = 'AND';
-         }
-  
-         if ($subcond){
-             $this->_conditions->startGroup ($kind);
-         }else{
-             $this->_conditions->condition->glueOp =$kind;
-         }
-  
-         foreach($conditions->children() as $op=>$cond){
-             if($op !='conditions')
-                 $this->_addCondition ($op,$cond);
-             else
-                 $this->_parseConditions ($cond);
-         }
-  
-         if ($subcond) {
-             $this->_conditions->endGroup();
-         }
-  
-     }
-  
-     private $_op = array('eq'=>'=', 'neq'=>'<>', 'lt'=>'<', 'gt'=>'>', 'lteq'=>'<=', 'gteq'=>'>=',
-         'like'=>'LIKE', 'notlike'=>'NOT LIKE', 'isnull'=>'IS NULL', 'isnotnull'=>'IS NOT NULL','in'=>'IN', 'notin'=>'NOT IN',
-         'binary_op'=>'dummy');
-       // 'between'=>'BETWEEN',  'notbetween'=>'NOT BETWEEN',
-  
-     private $_attrcond = array('property', 'expr', 'operator', 'driver'); //, 'min', 'max', 'exprmin', 'exprmax'
-  
-     private function _addCondition($op, $cond){
-  
-         $attr = $this->_parser->getAttr($cond, $this->_attrcond);
-  
-         $field_id = ($attr['property']!==null? $attr['property']:'');
-  
-         if(!isset($this->_op[$op])){
-             throw new jDaoXmlException ($this->_parser->selector, 'method.condition.unknown', array($this->name, $op));
-         }
-  
-         $operator = $this->_op[$op];
-  
-         $props = $this->_parser->getProperties();
-  
-         if (!isset ($props[$field_id])){
-             throw new jDaoXmlException ($this->_parser->selector, 'method.property.unknown', array($this->name, $field_id));
-         }
-  
-         if($this->type=='update'){
-             if($props[$field_id]->table != $this->_parser->getPrimaryTable()){
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.property.forbidden', array($this->name, $field_id));
-             }
-         }
-  
-         if(isset($cond['value']))
-             $value=(string)$cond['value'];
-         else
-             $value = null;
-  
-         if($value!==null && $attr['expr']!==null){
-             throw new jDaoXmlException ($this->_parser->selector, 'method.condition.valueexpr.together', array($this->name, $op));
-         }else if($value!==null){
-             if($op == 'isnull' || $op =='isnotnull'){
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.condition.valueexpr.notallowed', array($this->name, $op,$field_id));
-             }
-             if($op == 'binary_op') {
-                 if (!isset($attr['operator']) || empty($attr['operator'])) {
-                     throw new jDaoXmlException ($this->_parser->selector, 'method.condition.operator.missing', array($this->name, $op,$field_id));
-                 }
-                 if (isset($attr['driver']) && !empty($attr['driver'])) {
-                     if ($this->_parser->selector->driver != $attr['driver']) {
-                         throw new jDaoXmlException ($this->_parser->selector, 'method.condition.driver.notallowed', array($this->name, $op,$field_id));
-                     }
-                 }
-                 $operator = $attr['operator'];
-             }
-             $this->_conditions->addCondition ($field_id, $operator, $value);
-         }else if($attr['expr']!==null){
-             if($op == 'isnull' || $op =='isnotnull'){
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.condition.valueexpr.notallowed', array($this->name, $op, $field_id));
-             }
-             if(($op == 'in' || $op =='notin')&& !preg_match('/^\$[a-zA-Z0-9_]+$/', $attr['expr'])){
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.condition.innotin.bad.expr', array($this->name, $op, $field_id));
-             }
-             if($op == 'binary_op') {
-                 if (!isset($attr['operator']) || empty($attr['operator'])) {
-                     throw new jDaoXmlException ($this->_parser->selector, 'method.condition.operator.missing', array($this->name, $op,$field_id));
-                 }
-                 if (isset($attr['driver']) && !empty($attr['driver'])) {
-                     if ($this->_parser->selector->driver != $attr['driver']) {
-                         throw new jDaoXmlException ($this->_parser->selector, 'method.condition.driver.notallowed', array($this->name, $op,$field_id));
-                     }
-                 }
-                 $operator = $attr['operator'];
-             }
-             $this->_conditions->addCondition ($field_id, $operator, $attr['expr'], true);
-         }else{
-             if($op != 'isnull' && $op !='isnotnull'){
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.condition.valueexpr.missing', array($this->name, $op, $field_id));
-             }
-             $this->_conditions->addCondition ($field_id, $operator, '', false);
-         }
-     }
-  
-     private function _addOrder($order){
-         $attr = $this->_parser->getAttr($order, array('property','way'));
-  
-         $way  = ($attr['way'] !== null ? $attr['way']:'ASC');
-  
-         if(substr ($way,0,1) == '$'){
-             if(!in_array (substr ($way,1),$this->_parameters)){
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.orderitem.parameter.unknown', array($this->name, $way));
-             }
-         }
-  
-         if ($attr['property'] != ''){
-             $prop =$this->_parser->getProperties();
-             if(isset($prop[$attr['property']])){
-                 $this->_conditions->addItemOrder($attr['property'], $way, true);
-             }elseif(substr ($attr['property'],0,1) == '$'){
-                 if(!in_array (substr ($attr['property'],1),$this->_parameters)){
-                     throw new jDaoXmlException ($this->_parser->selector, 'method.orderitem.parameter.unknown', array($this->name, $way));
-                 }
-                 $this->_conditions->addItemOrder($attr['property'], $way, true);
-             }else{
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.orderitem.bad', array($attr['property'], $this->name));
-             }
-         }else{
-             throw new jDaoXmlException ($this->_parser->selector, 'method.orderitem.property.missing', array($this->name));
-         }
-     }
-  
-     private function _addValue($attr){
-         if(isset($attr['value']))
-             $value=(string)$attr['value'];
-         else
-             $value = null;
-  
-         $attr = $this->_parser->getAttr($attr, array('property','expr'));
-  
-         $prop = $attr['property'];
-         $props =$this->_parser->getProperties();
-  
-         if ($prop === null){
-             throw new jDaoXmlException ($this->_parser->selector, 'method.values.property.unknown', array($this->name, $prop));
-         }
-  
-         if(!isset($props[$prop])){
-             throw new jDaoXmlException ($this->_parser->selector, 'method.values.property.unknown', array($this->name, $prop));
-         }
-  
-         if($props[$prop]->table != $this->_parser->getPrimaryTable()){
-             throw new jDaoXmlException ($this->_parser->selector, 'method.values.property.bad', array($this->name,$prop ));
-         }
-  
-         if($props[$prop]->isPK){
-             throw new jDaoXmlException ($this->_parser->selector, 'method.values.property.pkforbidden', array($this->name,$prop ));
-         }
-  
-         if($value!==null && $attr['expr']!==null){
-             throw new jDaoXmlException ($this->_parser->selector, 'method.values.valueexpr', array($this->name, $prop));
-         }else if($value!==null){
-             $this->_values [$prop]= array( $value, false);
-         }else if($attr['expr']!==null){
-             $this->_values [$prop]= array( $attr['expr'], true);
-         }else{
-             $this->_values [$prop]= array( '', false);
-         }
-     }
-  
-     private function _addLimit($limit){
-         $attr = $this->_parser->getAttr($limit, array('offset','count'));
-  
-         extract($attr);
-  
-         if( $offset === null){
-             throw new jDaoXmlException ($this->_parser->selector, 'missing.attr',array('offset','limit'));
-         }
-         if($count === null){
-             throw new jDaoXmlException ($this->_parser->selector, 'missing.attr',array('count','limit'));
-         }
-  
-         if(substr ($offset,0,1) == '$'){
-             if(in_array (substr ($offset,1),$this->_parameters)){
-                 $offsetparam=true;
-             }else{
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.limit.parameter.unknown', array($this->name, $offset));
-             }
-         }else{
-             if(is_numeric ($offset)){
-                 $offsetparam=false;
-                 $offset = intval ($offset);
-             }else{
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.limit.badvalue', array($this->name, $offset));
-             }
-         }
-  
-         if(substr ($count,0,1) == '$'){
-             if(in_array (substr ($count,1),$this->_parameters)){
-                 $countparam=true;
-             }else{
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.limit.parameter.unknown', array($this->name, $count));
-             }
-         }else{
-             if(is_numeric($count)){
-                 $countparam=false;
-                 $count=intval($count);
-             }else{
-                 throw new jDaoXmlException ($this->_parser->selector, 'method.limit.badvalue', array($this->name, $count));
-             }
-         }
-         $this->_limit= compact('offset', 'count', 'offsetparam','countparam');
-     }
- }
		Documentation generated on Mon, 26 Oct 2015 21:52:49 +0100 by phpDocumentor 1.4.3