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source: Dev/trunk/classes/SurveyCreationTool.php @ 28

Last change on this file since 28 was 25, checked in by fpvanagthoven, 14 years ago
Small fix in time (autosave notice)
File size: 14.6 KB

Rev	Line
[10]	1	<?php
	2
	3	/**
	4	* Description of SurveyTool
	5	*
	6	* SurveyTool is where the survey can be created.
	7	*
	8	*/
	9	class SurveyCreationTool {
	10
[24]	11	public function __construct($survey = null, $timeStamp = null) {
[11]	12	SurveyCreationTool::javascript();
	13	?>
[17]	14
[24]	15	<div id="surveyCreation"><form id="survey" action="submitsurvey.php" method="post">
[11]	16	<?php
[24]	17	SurveyCreationTool::surveyHead($timeStamp);
[11]	18	SurveyCreationTool::questionCreationForm();
[17]	19	SurveyCreationTool::addQuestionButton();
[19]	20	SurveyCreationTool::removeLastQuestionButton();
[11]	21	SurveyCreationTool::submitButton();
	22	?></form></div>
	23	<?php
[10]	24	}
	25
[11]	26	private static function javascript() {
	27	?>
	28	<script type="text/javascript">
[24]	29	/* autosave every 3 minutes */
[25]	30	setTimeout("save()", 180000);
	31
	32	var questionCount = 1;
	33
	34	function getNewQuestion()
	35	{
	36	var questionDiv = document.createElement("div");
	37	var htmlStr =
	38	"<div id='question" + questionCount + "' class='question'>" +
	39	"<table class='questionTable'>" +
	40	"<th>Question " + questionCount + "</th>" +
	41	"<tr><td><label for='questionTitle'>Title</label></td>" +
	42	"<td><input type='text' class='questionTitle' name='questionTitle" + questionCount + "' onfocus='handleFocus(this)' size='30' value='Untitled Question' /></td></tr>" +
	43	"<tr><td><label for='questionDescription'>Description</label></td>" +
	44	"<td><input type='text' class='questionDescription' name='questionDescription" + questionCount + "' onfocus='handleFocus(this)' size='60' value='Write a question description here.' /></td>" +
	45	"<tr><td><label for='questionType'>Answer type</label></td>" +
	46	"<td><select id='" + questionCount + "' name='questionType" + questionCount + "' onchange='handleType(this)'><br />"+
	47	"<option value='text' selected='selected'>Text</option>" +
	48	"<option value='int'>Integer</option>" +
	49	"<option value='mc'>Multiple choice</option>" +
	50	"<option value='checkboxes'>Checkboxes</option>" +
	51	"<option value='scale'>Scale</option>" +
	52	"</select></td></tr>" +
	53	"</table>" +
	54	"<div id='answersDiv" + questionCount + "' class='answersDiv'></div>" +
	55	"</div>";
	56
	57	questionDiv.innerHTML = htmlStr;
	58
	59	return questionDiv;
	60	}
	61
	62	function handleFocus(input)
	63	{
	64	if (input.clicked == null)
[17]	65	{
[25]	66	input.value = "";
	67	input.style.color = "black";
	68	input.clicked = true;
[17]	69	}
[25]	70	}
	71
	72	function handleBlur(input)
	73	{
	74	var surveyTitle = document.getElementById('surveyTitle');
	75	var surveyDescription = document.getElementById('surveyDescription');
	76
	77	if (input.value == "")
[11]	78	{
[25]	79	input.style.color = "gray";
	80	input.clicked = null;
	81
	82	if (input == surveyTitle)
[11]	83	{
[25]	84	input.value = "Untitled Survey";
[11]	85	}
[25]	86	else if (input == surveyDescription)
[11]	87	{
[25]	88	input.value = "Write a helpful description for this survey here.";
	89	}
	90	}
	91	}
	92
	93	function handleType(select)
	94	{
	95	var type = select.valueOf().value;
	96	var answersDiv = document.getElementById("answersDiv" + select.id);
	97	answersDiv.answerCount = 1;
	98	answersDiv.clicked = null;
	99
	100	switch (type) {
	101	case 'mc':
	102	answersDiv.innerHTML = "";
	103	addOption(select.id);
	104
	105	break;
	106	case 'text':
	107	answersDiv.innerHTML = "";
	108	break;
	109	case 'int':
	110	answersDiv.innerHTML = "";
	111	//min max
	112	minMax(select.id);
	113	break;
	114	case 'checkboxes':
	115	answersDiv.innerHTML = "";
	116	addOption(select.id);
	117	break;
	118	case 'scale':
	119	answersDiv.innerHTML = "";
	120	//what scale (min max incr)
	121	minMaxIncr(select.id);
	122	break;
	123	default:
	124	break;
[17]	125	}
[25]	126
	127	}
	128
	129
	130	function addOption(questionNumber)
	131	{
	132	var answersDiv = document.getElementById("answersDiv" + questionNumber);
	133	var answerCount = answersDiv.answerCount;
	134	var answerDiv = document.createElement("div");
	135	answerDiv.className = "answerDiv";
	136
	137	var htmlStr = "<input type='text' name='q" +
	138	questionNumber + "ans" + answerCount + "' value='Option " + answerCount + "' />";
	139
	140	if (answersDiv.clicked == null)
[17]	141	{
[25]	142	htmlStr += "<input type='button' id='addOpt'"
	143	+ " class='surveyButton' onclick='addOption(" + questionNumber + ")' value='Add Option' />" +
	144	"<input type='button' class='surveyButton' onclick='removeOption(" + questionNumber + ")' value='x' />";
	145
	146	answersDiv.clicked = true;
[11]	147	}
[25]	148
	149	answerDiv.innerHTML = htmlStr;
	150
	151	answerDiv.prev = answersDiv.lastAnswer; //singly linked list
	152	answersDiv.lastAnswer = answerDiv;
	153
	154	answersDiv.appendChild(answerDiv);
	155	answersDiv.answerCount++;
	156	}
[24]	157
[25]	158	function removeOption(questionNumber)
	159	{
	160	var answersDiv = document.getElementById("answersDiv" + questionNumber);
	161
	162	if (answersDiv.lastAnswer.prev != null)
[20]	163	{
[25]	164	answersDiv.removeChild(answersDiv.lastAnswer);
	165	answersDiv.lastAnswer = answersDiv.lastAnswer.prev;
	166	answersDiv.answerCount--;
[20]	167	}
[25]	168	}
	169
	170	function minMax(questionNumber)
	171	{
	172	var answersDiv = document.getElementById("answersDiv" + questionNumber);
	173
	174	var answerDiv = document.createElement("div");
	175
	176	answerDiv.className = "answerDiv";
	177	answerDiv.innerHTML = "<label for='min'>Min</label><input type='text' name='q" + questionNumber + "ans1' />" +
	178	"<label for='max'>Max</label><input type='text' name='q" + questionNumber + "ans2' />";
	179
	180	answersDiv.appendChild(answerDiv);
	181	}
	182
	183	function minMaxIncr(questionNumber)
	184	{
	185	var answersDiv = document.getElementById("answersDiv" + questionNumber);
	186
	187	var answerDiv = document.createElement("div");
	188	answerDiv.className = "answerDiv";
	189	answerDiv.innerHTML = "<label>Left label</label><input type='text' name='q" + questionNumber + "ans1' />" +
	190	"<label>Right label</label><input type='text' name='q" + questionNumber + "ans2' />" +
	191	"<label>Scale count</label><input type='text' name='q" + questionNumber + "ans3' />";
	192
	193	answersDiv.appendChild(answerDiv);
	194	}
[24]	195
[25]	196
	197	function addQuestion()
	198	{
	199	var questionsDiv = document.getElementById('questionsDiv');
	200	var newQuestion = getNewQuestion();
	201
[19]	202
[25]	203	newQuestion.prev = document.lastQuestion;
	204	document.lastQuestion = newQuestion;
[19]	205
[25]	206	questionsDiv.appendChild(newQuestion);
	207	questionCount++;
	208	}
	209
	210	function removeLastQuestion()
	211	{
	212	var questionsDiv = document.getElementById('questionsDiv');
	213
	214	if (document.lastQuestion.prev != null)
[19]	215	{
[25]	216	questionsDiv.removeChild(document.lastQuestion);
	217	document.lastQuestion = document.lastQuestion.prev;
	218	questionCount--;
[19]	219	}
[25]	220	else
[24]	221	{
[25]	222	// do nothing
	223	}
	224	}
	225
	226	function save()
	227	{
	228	var form = document.getElementById('survey');
	229	var questionsDiv = document.getElementById('questionsDiv');
	230	form.action = "surveycreation.php";
	231
	232	/* extra time stamp */
	233	var date = new Date();
	234	var minutes = date.getUTCMinutes();
	235	if (minutes < 10)
	236	minutes = "0" + minutes;
	237	var timeStamp = date.getHours() + ":" + minutes;
	238	var timeStampInput = document.createElement("input");
	239	timeStampInput.name = "timeStamp";
	240	timeStampInput.value = timeStamp;
	241	timeStampInput.type = "hidden";
	242
	243	questionsDiv.appendChild(timeStampInput);
	244	form.submit();
	245	}
	246
	247
[11]	248	</script>
	249	<?php
	250	}
	251
[24]	252	private static function surveyHead($timeStamp = null) {
	253	?><div id="surveyHead">
	254	<?php
	255	SurveyCreationTool::titleBox();
	256	SurveyCreationTool::saveSurvey($timeStamp);
	257	SurveyCreationTool::descriptionBox();
	258	?></div>
	259	<?php
	260	}
	261
[10]	262	private static function titleBox() {
[11]	263	?>
[24]	264	<input type="text" id="surveyTitle" name="surveyTitle" value="Untitled Survey" onblur="handleBlur(this)" onfocus="handleFocus(this)" />
[11]	265	<?php
[10]	266	}
[11]	267
[24]	268	private static function saveSurvey($timeStamp = null) {
	269	if (isset($timeStamp))
	270	echo "<div id='timeStamp'>Last saved " . $timeStamp . '</div>';
	271	?>
	272	<input id="surveySaveButton" type="button" onclick="save()" class='surveyButton' value='Save' />
	273	<?php
	274	}
	275
[11]	276	private static function descriptionBox() {
	277	?>
[24]	278	<textarea id="surveyDescription" name="surveyDescription" onblur="handleBlur(this)" onfocus="handleFocus(this)">Write a helpful description for this survey here.</textarea>
[11]	279	<?php
[10]	280	}
[11]	281
	282	private static function questionCreationForm() {
[17]	283	?>
	284	<div id='questionsDiv'>
	285	</div>
	286	<script type="text/javascript"> addQuestion(); </script>
	287	<?php
[11]	288	}
	289
	290	private static function addQuestionButton() {
[17]	291	?>
	292	<input id="addQuestionButton" type="button" onclick="addQuestion()" value="Add New Question" class="surveyButton" />
	293	<?php
[10]	294	}
	295
[19]	296	private static function removeLastQuestionButton() {
	297	?>
	298	<input type="button" onclick="removeLastQuestion()" value="x" class="surveyButton" />
	299	<?php
	300	}
	301
[11]	302	private static function submitbutton() {
	303	?>
	304	<input type="submit" name="submitSurvey"
[17]	305	value="Submit Survey!" class="surveyButton" id="submitSurvey"/>
[11]	306	<?php
	307	}
	308
[10]	309	}
	310	?>

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