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			134 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			134 lines
		
	
	
		
			3.4 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| /**
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|  * Restserver controller
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|  * 
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|  *  Surveys controller
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|  * 
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|  * @author Pierre HUBERT
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|  */
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| 
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| class SurveysController {
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| 
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| 	/**
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| 	 * Cancel a response to a survey
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| 	 * 
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| 	 * @url POST /surveys/cancel_response
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| 	 */
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| 	public function cancel_response(){
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| 
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| 		user_login_required();
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| 
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| 		//Get the ID of the survey
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| 		$surveyID = $this->getSurveyIDFromPostID("postID");
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| 
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| 		//Try to cancel the user's response to the survey
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| 		if(!components()->survey->cancel_response($surveyID, userID))
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| 			Rest_fatal_error(500, "Couldn't cancel user response to the survey !");
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| 		
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| 		//Success
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| 		return array("success" => "The response to the survey was cancelled!");
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| 
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| 	}
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| 
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| 	/**
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| 	 * Send a response to a survey
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| 	 * 
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| 	 * @url POST /surveys/send_response
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| 	 */
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| 	public function send_response(){
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| 
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| 		user_login_required();
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| 
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| 		//Get the ID of the survey
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| 		$surveyID = $this->getSurveyIDFromPostID("postID");
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| 
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| 		//Get the ID of the response of the user
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| 		if(!isset($_POST['choiceID']))
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| 			Rest_fatal_error(401, "Please specify the ID of your choice in your request!");
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| 		$choiceID = (int) $_POST['choiceID'];
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| 
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| 		//Try to cancel the user's previous response to the survey
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| 		if(!components()->survey->cancel_response($surveyID, userID))
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| 			Rest_fatal_error(500, "Couldn't cancel user previous response to the survey !");
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| 		
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| 		//Check if the user choice exists or not
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| 		if(!components()->survey->choice_exists($surveyID, $choiceID))
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| 			Rest_fatal_error(404, "Specified response does not exists!");
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| 		
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| 		//Save the answer
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| 		if(!components()->survey->send_response(userID, $surveyID, $choiceID))
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| 			Rest_fatal_error(500, "An error occured while trying to save response to the survey!");
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| 		
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| 		//Success
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| 		return array("success" => "User response has been saved!");
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| 	}
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| 
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| 	/**
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| 	 * Get the ID of a survey from a $_POST ID
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| 	 * 
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| 	 * @param string $name The name of the post field that contains
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| 	 * associated POST ID
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| 	 * @return int The ID of the target survey
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| 	 */
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| 	private function getSurveyIDFromPostID(string $name) : int {
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| 
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| 		//Get the ID of the target post
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| 		$postID = getPostPostIDWithAccess("postID");
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| 
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| 		//Check if a survey is associated with the post
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| 		$surveyID = components()->survey->get_id($postID);
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| 
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| 		//Check for errors
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| 		if($surveyID == 0)
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| 			Rest_fatal_error(401, "No survey was found with the specified post !");
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| 		
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| 		//Return survey ID
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| 		return $surveyID;
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| 
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| 	}
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| 
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| 	/**
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| 	 * Parse a survey object into a valid API entry
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| 	 * 
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| 	 * @param Survey $survey The survey object to convert
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| 	 * @return array Generated API entry
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| 	 */
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| 	public static function SurveyToAPI(Survey $survey) : array {
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| 
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| 		$data = array();
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| 
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| 		$data["ID"] = $survey->get_id();
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| 		$data["userID"] = $survey->get_userID();
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| 		$data["postID"] = $survey->get_postID();
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| 		$data["creation_time"] = $survey->get_time_sent();
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| 		$data["question"] = $survey->get_question();
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| 		$data["user_choice"] = $survey->get_user_choice();
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| 		
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| 		//Process survey choices
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| 		$data["choices"] = array();
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| 		
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| 		foreach($survey->get_choices() as $choice)
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| 			$data["choices"][$choice->get_id()] = self::SurveyChoiceToAPI($choice);
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| 
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| 		return $data;
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| 	}
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| 
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| 	/**
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| 	 * Turn a SurveyChoice object into an API array
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| 	 * 
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| 	 * @param SurveyChoice $choice The choice to convert
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| 	 * @return array Generated array
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| 	 */
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| 	public static function SurveyChoiceToAPI(SurveyChoice $choice) : array {
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| 
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| 		$data = array();
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| 
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| 		$data["choiceID"] = $choice->get_id();
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| 		$data["name"] = $choice->get_name();
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| 		$data["responses"] = $choice->get_responses();
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| 
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| 		return $data;
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| 
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| 	}
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| 
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| } | 
