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assess.js
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executable file
·172 lines (149 loc) · 5.18 KB
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var checkMe = function(divid, expected, feedback) {
var given;
var buttonObjs = document.forms[divid+"_form"].elements.group1;
for (var i = buttonObjs.length - 1; i >= 0; i--) {
if (buttonObjs[i].checked) {
given = buttonObjs[i].value;
}
}
// update number of trials??
// log this to the db
feedBack('#'+divid+'_feedback',given == expected, feedback);
var answerInfo = 'answer:' + given + ":" + (given==expected ? 'correct' : 'no');
logBookEvent({'event':'assses', 'act':answerInfo, 'div_id':divid});
};
var checkFIB = function(divid, expected, feedback, casi) {
var given = document.forms[divid+"_form"].elements.blank.value;
// update number of trials??
// log this to the db
modifiers = ''
if (casi) {
modifiers = 'i'
}
var patt = RegExp(expected,modifiers)
var isCorrect = patt.test(given)
if (! isCorrect) {
fbl = feedback;
for (var i=0; i< fbl.length; i++) {
patt = RegExp(fbl[i][0])
if (patt.test(given)) {
feedback = fbl[i][1];
break;
}
}
}
feedBack('#'+divid+'_feedback',isCorrect, feedback);
var answerInfo = 'answer:' + given + ":" + (isCorrect ? 'correct' : 'no');
logBookEvent({'event':'assses', 'act':answerInfo, 'div_id':divid});
};
var feedBack = function(divid,correct,feedbackText) {
if (correct) {
$(divid).html('You are Correct!');
$(divid).css('background-color','#C8F4AD');
} else {
$(divid).html("Incorrect. " + feedbackText );
$(divid).css('background-color','#F4F4AD');
}
};
/*
Multiple Choice with Feedback for each answer
*/
var checkMCMF = function(divid, expected, feedbackArray) {
var given;
var feedback = null;
var buttonObjs = document.forms[divid+"_form"].elements.group1;
for (var i = buttonObjs.length - 1; i >= 0; i--) {
if (buttonObjs[i].checked) {
given = buttonObjs[i].value;
feedback = feedbackArray[i];
}
}
// log the answer
var answerInfo = 'answer:' + given + ":" + (given == expected ? 'correct' : 'no');
logBookEvent({'event':'mChoice','act': answerInfo, 'div_id':divid});
// give the user feedback
feedBackMCMF('#'+divid+'_feedback',given == expected, feedback);
};
var feedBackMCMF = function(divid,correct,feedbackText) {
if (correct) {
$(divid).html('Correct! ' + feedbackText);
$(divid).css('background-color','#C8F4AD');
} else {
$(divid).html("Incorrect. " + feedbackText );
$(divid).css('background-color','#F4F4AD');
}
};
var checkMCMA = function(divid, expected, feedbackArray) {
var given;
var feedback = "";
var correctArray = expected.split(",");
correctArray.sort();
var givenArray = [];
//var allThere = true;
var correctCount = 0;
var correctIndex = 0;
var givenIndex = 0;
var givenlog = '';
var buttonObjs = document.forms[divid+"_form"].elements.group1;
// loop through the checkboxes
for (var i = 0; i < buttonObjs.length; i++) {
if (buttonObjs[i].checked) { // if checked box
given = buttonObjs[i].value; // get value of this button
givenArray.push(given) // add it to the givenArray
feedback+=given + ": " + feedbackArray[i] + "<br />"; // add the feedback
givenlog += given + ",";
}
}
// sort the given array
givenArray.sort();
//if (givenArray.length != choiceArray.length) {
// allThere = false;
//}
while (correctIndex < correctArray.length &&
givenIndex < givenArray.length) {
if (givenArray[givenIndex] < correctArray[correctIndex]) {
givenIndex++;
}
else if (givenArray[givenIndex] == correctArray[correctIndex]) {
correctCount++;
givenIndex++;
correctIndex++;
}
else {
correctIndex++;
}
// for (var i=0; i < choiceArray.length; i++) {
// if (choiceArray[i] != givenArray[i]) {
// allThere = false;
// }
} // end while
// log the answer
var answerInfo = 'answer:' + givenlog.substring(0,givenlog.length-1) + ':' +
(correctCount == correctArray.length ? 'correct' : 'no');
logBookEvent({'event':'mChoice','act': answerInfo, 'div_id':divid});
// give the user feedback
feedBackMCMA('#'+divid+'_feedback', correctCount,
correctArray.length, givenArray.length, feedback);
};
/*
Multiple Choice with Multiple Answers
*/
var feedBackMCMA = function(divid,numCorrect,numNeeded,numGiven,feedbackText) {
var answerStr = "answers";
if (numGiven == 1) answerStr = "answer";
if (numCorrect == numNeeded && numNeeded == numGiven) {
$(divid).html('Correct! <br />' + feedbackText);
$(divid).css('background-color','#C8F4AD');
} else {
$(divid).html("Incorrect. " + "You gave " + numGiven +
" " + answerStr + " and got " + numCorrect + " correct of " +
numNeeded + " needed.<br /> " + feedbackText );
$(divid).css('background-color','#F4F4AD');
}
};
// for each form in the div
// get the id of the form
// call checkMe on the form... -- need metadata what kind of question what parms etc
// hidden fields for meta data??? each form defines a checkme function with no parameters
// that calls the actual function that checks the answer properly??
// summarize