/php/webservices/content_object/create.class.php

<?php



namespace repository;



use common\libraries\Translation;

use common\libraries\CreateObjectWebserviceHandler;

use common\libraries\DataClass;

use common\libraries\EqualityCondition;

use repository\content_object\assessment_multiple_choice_question\AssessmentMultipleChoiceQuestion;

use repository\content_object\assessment_multiple_choice_question\AssessmentMultipleChoiceQuestionOption;

use repository\content_object\assessment_matching_question\AssessmentMatchingQuestion;

use repository\content_object\assessment_matching_question\AssessmentMatchingQuestionOption;

use repository\content_object\assessment_match_numeric_question\AssessmentMatchNumericQuestion;

use repository\content_object\assessment_match_numeric_question\AssessmentMatchNumericQuestionOption;

use repository\content_object\assessment_match_text_question\AssessmentMatchTextQuestion;

use repository\content_object\assessment_match_text_question\AssessmentMatchTextQuestionOption;

use repository\content_object\assessment_matrix_question\AssessmentMatrixQuestion;

use repository\content_object\assessment_matrix_question\AssessmentMatrixQuestionOption;

use repository\content_object\assessment_select_question\AssessmentSelectQuestion;

use repository\content_object\assessment_select_question\AssessmentSelectQuestionOption;

use repository\content_object\document\Document;



class ContentObjectCreateWebserviceHandler extends CreateObjectWebserviceHandler

{



    function get_object()

    {

        $data = $this->get_data();

        $type = $data[self :: PROPERTIES][DataClass :: PROPERTIES_DEFAULT][ContentObject :: PROPERTY_TYPE];

        

        $content_object = ContentObject :: factory($type);

        if ($content_object instanceof ContentObject)

        {

            return $content_object;

        }

        

        return false;

    }



    function get_object_translation()

    {

        return Translation :: get('ContentObject');

    }



    function is_allowed_to_create_object($object)

    {

        if ($this->get_user()->is_platform_admin() || $object->get_parent_id() == 0)

        {

            return true;

        }

        $condition = new EqualityCondition(RepositoryCategory :: PROPERTY_ID, $object->get_parent_id());

        $category = RepositoryDataManager :: get_instance()->retrieve_categories($condition)->next_result();

        if ($category)

        {

            return ($category->get_user_id() == $this->get_user_id());

        }

        return false;

    }



    function manipulate_data($object, $extra = null)

    {

        $object->set_owner_id($this->get_user_id());

        

        if (! empty($extra) || $_FILES['file']['size'] > 0)

        {

            switch ($object->get_type())

            {

                case AssessmentMatchingQuestion :: get_type_name() :

                    $object = $this->process_assessment_matching_question($object, $extra);

                    break;

                

                case AssessmentMatchNumericQuestion :: get_type_name() :

                    $object = $this->process_assessment_match_numeric_question($object, $extra);

                    break;

                

                case AssessmentMatchTextQuestion :: get_type_name() :

                    $object = $this->process_assessment_match_text_question($object, $extra);

                    break;

                

                case AssessmentMultipleChoiceQuestion :: get_type_name() :

                    $object = $this->process_assessment_multiple_choice_question($object, $extra);

                    break;

                

                case AssessmentMatrixQuestion :: get_type_name() :

                    $object = $this->process_assessment_matrix_question($object, $extra);

                    break;

                

                case AssessmentSelectQuestion :: get_type_name() :

                    $object = $this->process_assessment_select_question($object, $extra);

                    break;

                

                case Document :: get_type_name() :

                    $object = $this->process_document($object, $extra);

                    break;

                

                default :

                    return false;

            }

        }

        

        return $object;

    }



    private function process_assessment_multiple_choice_question($object, $extra)

    {

        $options = array();

        foreach ($extra[AssessmentMultipleChoiceQuestion :: PROPERTY_OPTIONS] as $option_array)

        {

            $option = new AssessmentMultipleChoiceQuestionOption($option_array[AssessmentMultipleChoiceQuestionOption :: PROPERTY_VALUE], $option_array[AssessmentMultipleChoiceQuestionOption :: PROPERTY_CORRECT], $option_array[AssessmentMultipleChoiceQuestionOption :: PROPERTY_SCORE], $option_array[AssessmentMultipleChoiceQuestionOption :: PROPERTY_FEEDBACK]);

            $options[] = $option;

        }

        $object->set_options($options);

        return $object;

    }



    private function process_assessment_matching_question($object, $extra)

    {

        $options = array();

        foreach ($extra[AssessmentMatchingQuestion :: PROPERTY_OPTIONS] as $option_array)

        {

            $option = new AssessmentMatchingQuestionOption($option_array[AssessmentMatchingQuestionOption :: PROPERTY_VALUE], $option_array[AssessmentMatchingQuestionOption :: PROPERTY_MATCH], $option_array[AssessmentMatchingQuestionOption :: PROPERTY_SCORE], $option_array[AssessmentMatchingQuestionOption :: PROPERTY_FEEDBACK]);

            $options[] = $option;

        }

        $object->set_options($options);

        $object->set_matches($extra[AssessmentMatchingQuestion :: PROPERTY_MATCHES]);

        return $object;

    }



    private function process_assessment_match_numeric_question($object, $extra)

    {

        $options = array();

        foreach ($extra[AssessmentMatchNumericQuestion :: PROPERTY_OPTIONS] as $option_array)

        {

            $option = new AssessmentMatchNumericQuestionOption($option_array[AssessmentMatchNumericQuestionOption :: PROPERTY_VALUE], $option_array[AssessmentMatchNumericQuestionOption :: PROPERTY_TOLERANCE], $option_array[AssessmentMatchNumericQuestionOption :: PROPERTY_SCORE], $option_array[AssessmentMatchNumericQuestionOption :: PROPERTY_FEEDBACK]);

            $options[] = $option;

        }

        $object->set_options($options);

        return $object;

    }



    private function process_assessment_match_text_question($object, $extra)

    {

        $options = array();

        foreach ($extra[AssessmentMatchTextQuestion :: PROPERTY_OPTIONS] as $option_array)

        {

            $option = new AssessmentMatchTextQuestionOption($option_array[AssessmentMatchTextQuestionOption :: PROPERTY_VALUE], $option_array[AssessmentMatchTextQuestionOption :: PROPERTY_SCORE], $option_array[AssessmentMatchTextQuestionOption :: PROPERTY_FEEDBACK]);

            $options[] = $option;

        }

        $object->set_options($options);

        return $object;

    }



    private function process_assessment_matrix_question($object, $extra)

    {

        $options = array();

        foreach ($extra[AssessmentMatrixQuestion :: PROPERTY_OPTIONS] as $option_array)

        {

            $option = new AssessmentMatrixQuestionOption($option_array[AssessmentMatrixQuestionOption :: PROPERTY_VALUE], $option_array[AssessmentMatrixQuestionOption :: PROPERTY_MATCHES], $option_array[AssessmentMatrixQuestionOption :: PROPERTY_SCORE], $option_array[AssessmentMatrixQuestionOption :: PROPERTY_FEEDBACK]);

            $options[] = $option;

        }

        $object->set_options($options);

        $object->set_matches($extra[AssessmentMatrixQuestion :: PROPERTY_MATCHES]);

        return $object;

    }



    private function process_assessment_select_question($object, $extra)

    {

        $options = array();

        foreach ($extra[AssessmentSelectQuestion :: PROPERTY_OPTIONS] as $option_array)

        {

            $option = new AssessmentSelectQuestionOption($option_array[AssessmentSelectQuestionOption :: PROPERTY_VALUE], $option_array[AssessmentSelectQuestionOption :: PROPERTY_CORRECT], $option_array[AssessmentSelectQuestionOption :: PROPERTY_SCORE], $option_array[AssessmentSelectQuestionOption :: PROPERTY_FEEDBACK]);

            $options[] = $option;

        }

        $object->set_options($options);

        return $object;

    }



    private function process_document($object, $extra)

    {

        if ($extra['file'])

        {

            $object->set_in_memory_file(base64_decode($extra['file']));

        }

        else

        {

            $object->set_temporary_file_path($_FILES['file']['tmp_name']);

        }

        return $object;

    }



}



?>