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source: Dev/trunk/classes/SurveyRDFReader.php @ 59

Last change on this file since 59 was 45, checked in by basvannuland, 14 years ago
new file structure. surveys/users/application DBs in data folder
File size: 4.4 KB

Rev	Line
[12]	1	<?php
	2
	3	class SurveyRDFReader
	4	{
[28]	5	protected $model;
[26]	6
[28]	7	protected $surveyUID;
[45]	8	protected $filePath;
[26]	9
	10	public function __construct($surveyUID)
	11	{
[12]	12	// Create empty MemModel
	13	$factory = new ModelFactory();
[26]	14	$this->model = $factory->getDefaultModel();
	15
	16	$this->surveyUID = $surveyUID;
[45]	17	$this->filePath = 'data/surveys/survey_'.$this->surveyUID.'.rdf';
[12]	18	}
	19
[26]	20	public function loadSurvey()
[12]	21	{
[45]	22	$this->model->load($this->filePath);
[12]	23	}
	24
[26]	25	public function getSurveyInfo()
	26	{
	27	SurveyRDFReader::loadSurvey();
	28
	29	$result = array();
	30	$result[] = $this->readSurveyInfo();
	31	$result[] = $this->readSurveyQuestions();
	32
	33	return $result;
	34	}
	35
	36	public function readSurveyInfo()
[12]	37	{
	38	$querystring = '
[26]	39	PREFIX predicates: <' . SURVEYTOOL_PREDICATES_NAMESPACE . '>
[16]	40	PREFIX resources: <' . SURVEYTOOL_RESOURCES_NAMESPACE . '>
[28]	41	SELECT ?uid ?title ?description
[26]	42	WHERE
	43	{
	44	_survey predicates:resource_type resources:survey ;
[28]	45	predicates:uid ?uid ;
	46	predicates:title ?title ;
	47	predicates:description ?description
[26]	48	}';
[12]	49
	50	$result = $this->model->sparqlQuery($querystring);
[26]	51
	52	return $result;
	53	}
	54
	55	public function readSurveyQuestions()
	56	{
	57	$result = array();
	58	$result[] = $this->readSurveyQuestionsTitle();
	59	$result[] = $this->readSurveyQuestionsDescription();
	60	$result[] = $this->readSurveyQuestionsType();
	61	$result[] = $this->readSurveyQuestionsID();
	62
	63	return $result;
	64	}
	65
	66	public function readSurveyQuestionsTitle()
	67	{
	68	$querystring = '
	69	PREFIX predicates: <' . SURVEYTOOL_PREDICATES_NAMESPACE . '>
	70	PREFIX resources: <' . SURVEYTOOL_RESOURCES_NAMESPACE . '>
	71	SELECT ?questionTitle
	72	WHERE
	73	{
	74	_question predicates:resource_type resources:question ;
	75	predicates:title ?questionTitle
	76	}';
	77
	78	$result = $this->model->sparqlQuery($querystring);
[12]	79
	80	return $result;
	81	}
	82
[26]	83	public function readSurveyQuestionsDescription()
[12]	84	{
	85	$querystring = '
[26]	86	PREFIX predicates: <' . SURVEYTOOL_PREDICATES_NAMESPACE . '>
[16]	87	PREFIX resources: <' . SURVEYTOOL_RESOURCES_NAMESPACE . '>
[26]	88	SELECT ?questionDescription
	89	WHERE
	90	{
	91	_question predicates:resource_type resources:question ;
[40]	92	predicates:description ?questionDescription
[26]	93	}';
[12]	94
	95	$result = $this->model->sparqlQuery($querystring);
	96
	97	return $result;
	98	}
[26]	99
	100	public function readSurveyQuestionsType()
	101	{
	102	$querystring = '
	103	PREFIX predicates: <' . SURVEYTOOL_PREDICATES_NAMESPACE . '>
	104	PREFIX resources: <' . SURVEYTOOL_RESOURCES_NAMESPACE . '>
	105	SELECT ?questionType
	106	WHERE
	107	{
	108	_question predicates:resource_type resources:question ;
	109	predicates:question_type ?questionType
	110	}';
	111
	112	$result = $this->model->sparqlQuery($querystring);
	113
	114	return $result;
	115	}
	116
	117	public function readSurveyQuestionsID()
	118	{
	119	$querystring = '
	120	PREFIX predicates: <' . SURVEYTOOL_PREDICATES_NAMESPACE . '>
	121	PREFIX resources: <' . SURVEYTOOL_RESOURCES_NAMESPACE . '>
	122	SELECT ?questionID
	123	WHERE
	124	{
	125	_question predicates:resource_type resources:question ;
	126	predicates:uid ?questionID
	127	}';
	128
	129	$result = $this->model->sparqlQuery($querystring);
	130
	131	return $result;
	132	}
	133
[44]	134	public function readSurveyAnswers($questionID)
[26]	135	{
	136	$querystring = '
	137	PREFIX predicates: <' . SURVEYTOOL_PREDICATES_NAMESPACE . '>
	138	PREFIX resources: <' . SURVEYTOOL_RESOURCES_NAMESPACE . '>
	139	SELECT ?answerTitle
	140	WHERE
	141	{
	142	_question predicates:resource_type resources:question ;
[44]	143	predicates:uid "' . $questionID . '" ;
[26]	144	predicates:has_answer _answer .
	145	_answer predicates:title ?answerTitle
	146	}';
	147
	148	$result = $this->model->sparqlQuery($querystring);
	149
	150	return $result;
	151	}
[31]	152
	153	public function getSurveyTitleByID($surveyID)
	154	{
	155
	156	// Create empty MemModel
	157	$factory = new ModelFactory();
	158	$tempmodel= $factory->getDefaultModel();
[45]	159	$tempmodel->load('data/surveys/survey_'.$surveyID.'.rdf');
[31]	160
	161	$querystring = '
	162	PREFIX predicates: <' . SURVEYTOOL_PREDICATES_NAMESPACE . '>
	163	PREFIX resources: <' . SURVEYTOOL_RESOURCES_NAMESPACE . '>
	164	SELECT ?title
	165	WHERE
	166	{
	167	_survey predicates:resource_type resources:survey ;
	168	predicates:title ?title
	169	}';
	170
	171	$result = $tempmodel->sparqlQuery($querystring);
	172
	173	return $result;
	174	}
[12]	175	}
	176
	177	?>

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