public function testPageElementDeleteSortingMultiLanguage()
 {
     $objPage = new class_module_pages_page();
     $objPage->setStrName("sortTest");
     $objPage->updateObjectToDb();
     $objPagelementb1 = new class_module_pages_pageelement();
     $objPagelementb1->setStrPlaceholder("b_test");
     $objPagelementb1->setStrName("b");
     $objPagelementb1->setStrElement("row");
     $objPagelementb1->setStrLanguage("a1");
     $objPagelementb1->updateObjectToDb($objPage->getSystemid());
     $objPagelementc1 = new class_module_pages_pageelement();
     $objPagelementc1->setStrPlaceholder("b_test");
     $objPagelementc1->setStrName("b");
     $objPagelementc1->setStrElement("row");
     $objPagelementc1->setStrLanguage("a2");
     $objPagelementc1->updateObjectToDb($objPage->getSystemid());
     $objPagelementb2 = new class_module_pages_pageelement();
     $objPagelementb2->setStrPlaceholder("b_test");
     $objPagelementb2->setStrName("b");
     $objPagelementb2->setStrElement("row");
     $objPagelementb2->setStrLanguage("a1");
     $objPagelementb2->updateObjectToDb($objPage->getSystemid());
     $objPagelementb3 = new class_module_pages_pageelement();
     $objPagelementb3->setStrPlaceholder("b_test");
     $objPagelementb3->setStrName("b");
     $objPagelementb3->setStrElement("row");
     $objPagelementb3->setStrLanguage("a1");
     $objPagelementb3->updateObjectToDb($objPage->getSystemid());
     $objPagelementc2 = new class_module_pages_pageelement();
     $objPagelementc2->setStrPlaceholder("b_test");
     $objPagelementc2->setStrName("b");
     $objPagelementc2->setStrElement("row");
     $objPagelementc2->setStrLanguage("a2");
     $objPagelementc2->updateObjectToDb($objPage->getSystemid());
     $objPagelementc3 = new class_module_pages_pageelement();
     $objPagelementc3->setStrPlaceholder("b_test");
     $objPagelementc3->setStrName("b");
     $objPagelementc3->setStrElement("row");
     $objPagelementc3->setStrLanguage("a2");
     $objPagelementc3->updateObjectToDb($objPage->getSystemid());
     $arrElements = class_module_pages_pageelement::getElementsByPlaceholderAndPage($objPage->getSystemid(), "b_test", "a1", false);
     $this->assertEquals(3, count($arrElements));
     $this->assertEquals(1, $arrElements[0]->getIntSort());
     $this->assertEquals($objPagelementb1->getSystemid(), $arrElements[0]->getSystemid());
     $this->assertEquals(2, $arrElements[1]->getIntSort());
     $this->assertEquals($objPagelementb2->getSystemid(), $arrElements[1]->getSystemid());
     $this->assertEquals(3, $arrElements[2]->getIntSort());
     $this->assertEquals($objPagelementb3->getSystemid(), $arrElements[2]->getSystemid());
     $arrElements = class_module_pages_pageelement::getElementsByPlaceholderAndPage($objPage->getSystemid(), "b_test", "a2", false);
     $this->assertEquals(3, count($arrElements));
     $this->assertEquals(1, $arrElements[0]->getIntSort());
     $this->assertEquals($objPagelementc1->getSystemid(), $arrElements[0]->getSystemid());
     $this->assertEquals(2, $arrElements[1]->getIntSort());
     $this->assertEquals($objPagelementc2->getSystemid(), $arrElements[1]->getSystemid());
     $this->assertEquals(3, $arrElements[2]->getIntSort());
     $this->assertEquals($objPagelementc3->getSystemid(), $arrElements[2]->getSystemid());
     $objPagelementb2->deleteObjectFromDatabase();
     $this->flushDBCache();
     $arrElements = class_module_pages_pageelement::getElementsByPlaceholderAndPage($objPage->getSystemid(), "b_test", "a1", false);
     $this->assertEquals(2, count($arrElements));
     $this->assertEquals(1, $arrElements[0]->getIntSort());
     $this->assertEquals($objPagelementb1->getSystemid(), $arrElements[0]->getSystemid());
     $this->assertEquals(2, $arrElements[1]->getIntSort());
     $this->assertEquals($objPagelementb3->getSystemid(), $arrElements[1]->getSystemid());
     $arrElements = class_module_pages_pageelement::getElementsByPlaceholderAndPage($objPage->getSystemid(), "b_test", "a2", false);
     $this->assertEquals(3, count($arrElements));
     $this->assertEquals(1, $arrElements[0]->getIntSort());
     $this->assertEquals($objPagelementc1->getSystemid(), $arrElements[0]->getSystemid());
     $this->assertEquals(2, $arrElements[1]->getIntSort());
     $this->assertEquals($objPagelementc2->getSystemid(), $arrElements[1]->getSystemid());
     $this->assertEquals(3, $arrElements[2]->getIntSort());
     $this->assertEquals($objPagelementc3->getSystemid(), $arrElements[2]->getSystemid());
     $objPage->deleteObjectFromDatabase();
 }
 /**
  * @return bool
  */
 public function deleteObjectFromDatabase()
 {
     //delete elements in the database
     $arrElements = $this->objDB->getPArray("SELECT page_element_id FROM " . _dbprefix_ . "page_element WHERE page_element_ph_element = ?", array($this->getStrName()));
     foreach ($arrElements as $arrOneRow) {
         $objElement = new class_module_pages_pageelement($arrOneRow["page_element_id"]);
         $objElement->deleteObjectFromDatabase();
     }
     parent::deleteObjectFromDatabase();
 }