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edx-platform
Commit efa37511 by Valera Rozuvan Committed by Alexander Kryklia
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Enabled automatic addition of "return" statement for asymptotes, xrange.min, and xrange.max.

parent ad4f4144
Showing with 208 additions and 51 deletions
common/lib/xmodule/xmodule/js/src/graphical_slider_tool/graph.js
......@@ -72,8 +72,12 @@ define('Graph', ['logme'], function (logme) {
return;
}
createMarkingsFunctions();
createMovingLabelFunctions();
if (createMarkingsFunctions() === false) {
return;
}
if (createMovingLabelFunctions() === false) {
return;
}
// Create the initial graph and plot it for the user to see.
if (generateData() === true) {
......@@ -87,21 +91,26 @@ define('Graph', ['logme'], function (logme) {
return;
function createMovingLabelFunctions() {
var c1;
var c1, returnStatus;
returnStatus = true;
movingLabels = [];
if (config.plot.hasOwnProperty('moving_label') !== true) {
return ;
returnStatus = true;
} else if ($.isPlainObject(config.plot.moving_label) === true) {
if (processMovingLabel(config.plot.moving_label) === false) {
returnStatus = false;
}
if ($.isPlainObject(config.plot.moving_label) === true) {
processMovingLabel(config.plot.moving_label);
} else if ($.isArray(config.plot.moving_label) === true) {
for (c1 = 0; c1 < config.plot.moving_label.length; c1++) {
processMovingLabel(config.plot.moving_label[c1]);
if (processMovingLabel(config.plot.moving_label[c1]) === false) {
returnStatus = false;
}
}
}
return returnStatus;
}
function processMovingLabel(obj) {
......@@ -111,24 +120,24 @@ define('Graph', ['logme'], function (logme) {
if (obj.hasOwnProperty('@text') === false) {
logme('ERROR: You did not define a "text" attribute for the moving_label.');
return;
return false;
}
if (typeof obj['@text'] !== 'string') {
logme('ERROR: "text" attribute is not a string.');
return;
return false;
}
labelText = obj['@text'];
if (obj.hasOwnProperty('#text') === false) {
logme('ERROR: moving_label is missing function declaration.');
return;
return false;
}
if (typeof obj['#text'] !== 'string') {
logme('ERROR: Function declaration is not a string.');
return;
return false;
}
funcString = obj['#text'];
......@@ -197,7 +206,7 @@ define('Graph', ['logme'], function (logme) {
paramNames.pop();
return;
return false;
}
paramNames.pop();
......@@ -209,23 +218,31 @@ define('Graph', ['logme'], function (logme) {
'fontColor': fontColor,
'fontWeight': fontWeight
});
return true;
}
function createMarkingsFunctions() {
var c1, paramNames;
var c1, paramNames, returnStatus;
returnStatus = true;
asymptotes = [];
paramNames = state.getAllParameterNames();
if ($.isPlainObject(config.plot.asymptote)) {
processAsymptote(config.plot.asymptote);
if (processAsymptote(config.plot.asymptote) === false) {
returnStatus = false;
}
} else if ($.isArray(config.plot.asymptote)) {
for (c1 = 0; c1 < config.plot.asymptote.length; c1 += 1) {
processAsymptote(config.plot.asymptote[c1]);
if (processAsymptote(config.plot.asymptote[c1]) === false) {
returnStatus = false;
}
}
}
return;
return returnStatus;
// Read configuration options for asymptotes, and store them as
// an array of objects. Each object will have 3 properties:
......@@ -259,12 +276,12 @@ define('Graph', ['logme'], function (logme) {
} else {
logme('ERROR: Attribute "type" for asymptote can be "x" or "y".');
return;
return false;
}
} else {
logme('ERROR: Attribute "type" for asymptote is not specified.');
return;
return false;
}
if (typeof asyObj['#text'] === 'string') {
......@@ -272,7 +289,7 @@ define('Graph', ['logme'], function (logme) {
} else {
logme('ERROR: Function body for asymptote is not specified.');
return;
return false;
}
newAsyObj.color = '#000';
......@@ -288,6 +305,29 @@ define('Graph', ['logme'], function (logme) {
newAsyObj.label = asyObj['@label'];
}
funcString = $('<div>').html(funcString).text();
disableAutoReturn = asyObj['@disable_auto_return'];
if (
(disableAutoReturn === undefined) ||
(
(typeof disableAutoReturn === 'string') &&
(disableAutoReturn.toLowerCase() !== 'true')
)
) {
if (funcString.search(/return/i) === -1) {
funcString = 'return ' + funcString;
}
} else {
if (funcString.search(/return/i) === -1) {
logme(
'ERROR: You have specified a JavaScript ' +
'function without a "return" statemnt. Your ' +
'function will return "undefined" by default.'
);
}
}
paramNames.push(funcString);
try {
......@@ -296,13 +336,15 @@ define('Graph', ['logme'], function (logme) {
logme('ERROR: Asymptote function body could not be converted to function object.');
logme('Error message: "".' + err.message);
return;
return false;
}
paramNames.pop();
newAsyObj.func = func;
asymptotes.push(newAsyObj);
return true;
}
}
......@@ -480,75 +522,187 @@ define('Graph', ['logme'], function (logme) {
}
function setGraphXRange() {
var xRangeStr, xRangeBlobs, tempNum, allParamNames;
var xRangeStr, xRangeBlobs, tempNum, allParamNames, funcString,
disableAutoReturn;
xrange = {};
if ($.isPlainObject(config.plot.xrange) === false) {
logme('ERROR: Expected config.plot.xrange to be an object. It is not.');
logme(
'ERROR: Expected config.plot.xrange to be an object. ' +
'It is not.'
);
logme('config.plot.xrange = ', config.plot.xrange);
return false;
}
if (typeof config.plot.xrange.min !== 'string') {
logme('ERROR: Expected config.plot.xrange.min to be a string. It is not.');
logme('config.plot.xrange.min = ', config.plot.xrange.min);
if (config.plot.xrange.hasOwnProperty('min') === false) {
logme(
'ERROR: Expected config.plot.xrange.min to be ' +
'present. It is not.'
);
return false;
}
if (typeof config.plot.xrange.max !== 'string') {
logme('ERROR: Expected config.plot.xrange.max to be a string. It is not.');
logme('config.plot.xrange.max = ', config.plot.xrange.max);
disableAutoReturn = false;
if (typeof config.plot.xrange.min === 'string') {
funcString = config.plot.xrange.min;
} else if (
($.isPlainObject(config.plot.xrange.min) === true) &&
(config.plot.xrange.min.hasOwnProperty('#text') === true) &&
(typeof config.plot.xrange.min['#text'] === 'string')
) {
funcString = config.plot.xrange.min['#text'];
disableAutoReturn =
config.plot.xrange.min['@disable_auto_return'];
if (
(disableAutoReturn === undefined) ||
(
(typeof disableAutoReturn === 'string') &&
(disableAutoReturn.toLowerCase() !== 'true')
)
) {
disableAutoReturn = false;
} else {
disableAutoReturn = true;
}
} else {
logme(
'ERROR: Could not get a function definition for ' +
'xrange.min property.'
);
return false;
}
funcString = $('<div>').html(funcString).text();
if (disableAutoReturn === false) {
if (funcString.search(/return/i) === -1) {
funcString = 'return ' + funcString;
}
} else {
if (funcString.search(/return/i) === -1) {
logme(
'ERROR: You have specified a JavaScript ' +
'function without a "return" statemnt. Your ' +
'function will return "undefined" by default.'
);
}
}
allParamNames = state.getAllParameterNames();
allParamNames.push(config.plot.xrange.min);
allParamNames.push(funcString);
try {
xrange.min = Function.apply(null, allParamNames);
} catch (err) {
logme('ERROR: could not create a function from the string "' + config.plot.xrange.min + '" for xrange.min.');
logme(
'ERROR: could not create a function from the string "' +
funcString + '" for xrange.min.'
);
logme('Error message: "' + err.message + '"');
$('#' + gstId).html('<div style="color: red;">' + 'ERROR IN XML: Could not create a function from the string "' + config.plot.xrange.min + '" for xrange.min.' + '</div>');
$('#' + gstId).append('<div style="color: red;">' + 'Error message: "' + err.message + '".' + '</div>');
$('#' + gstId).html(
'<div style="color: red;">' + 'ERROR IN ' +
'XML: Could not create a function from the string "' +
funcString + '" for xrange.min.' + '</div>'
);
$('#' + gstId).append(
'<div style="color: red;">' + 'Error ' +
'message: "' + err.message + '".' + '</div>'
);
return false;
}
allParamNames.pop();
allParamNames.push(config.plot.xrange.max);
if (config.plot.xrange.hasOwnProperty('max') === false) {
logme(
'ERROR: Expected config.plot.xrange.max to be ' +
'present. It is not.'
);
return false;
}
disableAutoReturn = false;
if (typeof config.plot.xrange.max === 'string') {
funcString = config.plot.xrange.max;
} else if (
($.isPlainObject(config.plot.xrange.max) === true) &&
(config.plot.xrange.max.hasOwnProperty('#text') === true) &&
(typeof config.plot.xrange.max['#text'] === 'string')
) {
funcString = config.plot.xrange.max['#text'];
disableAutoReturn =
config.plot.xrange.max['@disable_auto_return'];
if (
(disableAutoReturn === undefined) ||
(
(typeof disableAutoReturn === 'string') &&
(disableAutoReturn.toLowerCase() !== 'true')
)
) {
disableAutoReturn = false;
} else {
disableAutoReturn = true;
}
} else {
logme(
'ERROR: Could not get a function definition for ' +
'xrange.max property.'
);
return false;
}
funcString = $('<div>').html(funcString).text();
if (disableAutoReturn === false) {
if (funcString.search(/return/i) === -1) {
funcString = 'return ' + funcString;
}
} else {
if (funcString.search(/return/i) === -1) {
logme(
'ERROR: You have specified a JavaScript ' +
'function without a "return" statemnt. Your ' +
'function will return "undefined" by default.'
);
}
}
allParamNames.push(funcString);
try {
xrange.max = Function.apply(null, allParamNames);
} catch (err) {
logme('ERROR: could not create a function from the string "' + config.plot.xrange.max + '" for xrange.max.');
logme(
'ERROR: could not create a function from the string "' +
funcString + '" for xrange.max.'
);
logme('Error message: "' + err.message + '"');
$('#' + gstId).html('<div style="color: red;">' + 'ERROR IN XML: Could not create a function from the string "' + config.plot.xrange.max + '" for xrange.max.' + '</div>');
$('#' + gstId).append('<div style="color: red;">' + 'Error message: "' + err.message + '".' + '</div>');
$('#' + gstId).html(
'<div style="color: red;">' + 'ERROR IN ' +
'XML: Could not create a function from the string "' +
funcString + '" for xrange.max.' + '</div>'
);
$('#' + gstId).append(
'<div style="color: red;">' + 'Error message: "' +
err.message + '".' + '</div>'
);
return false;
}
allParamNames.pop();
if (typeof config.plot.num_points !== 'string') {
// logme('ERROR: config.plot.num_points is not a string.');
// logme('config.plot.num_points = ', config.plot.num_points);
tempNum = plotDiv.width() / 5.0;
}
tempNum = parseInt(config.plot.num_points, 10);
if (isFinite(tempNum) === false) {
// logme('ERROR: Expected config.plot.num_points to be a a valid integer. It is not.');
// logme('config.plot.num_points = ', config.plot.num_points);
// return false;
tempNum = plotDiv.width() / 5.0;
}
......@@ -556,7 +710,10 @@ define('Graph', ['logme'], function (logme) {
(tempNum < 2) &&
(tempNum > 1000)
) {
logme('ERROR: Number of points is outside the allowed range [2, 1000]');
logme(
'ERROR: Number of points is outside the allowed range ' +
'[2, 1000]'
);
logme('config.plot.num_points = ' + tempNum);
return false;
......@@ -954,7 +1111,7 @@ define('Graph', ['logme'], function (logme) {
logme('Error message: "' + err.message + '".');
$('#' + gstId).html('<div style="color: red;">' + 'ERROR IN XML: Could not generate data from function.' + '</div>');
$('#' + gstId).append('<div style="color: red;">' + 'Error message: "' + err.message + '".' + '</div>');g
$('#' + gstId).append('<div style="color: red;">' + 'Error message: "' + err.message + '".' + '</div>');
return false;
}
......
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