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Feature/async external file #27

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Feature/async external file #27

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85692fe
Moves collecting bad words outside the elements loop
joestrong Oct 12, 2018
8b56a65
Makes getting external swears asynchronous
joestrong Oct 15, 2018
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157 changes: 90 additions & 67 deletions demo/jquery.profanityfilter.js
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Original file line number Diff line number Diff line change
Expand Up @@ -42,7 +42,8 @@
$.fn.profanityFilter = function (settings, callback) {

var options = $.extend({}, defaults, settings),
localStorageIsEnabled;
localStorageIsEnabled,
badWords;

localStorageIsEnabled = function() {
var uid = new Date(),
Expand Down Expand Up @@ -85,16 +86,20 @@
return closed;
}

function readJsonFromController(file) {
function readJsonFromController(file, callback) {
var request = new XMLHttpRequest();
request.open('GET', file, false);
request.open('GET', file);
request.setRequestHeader('X-Requested-With', 'XMLHttpRequest');
request.onload = function() {
var parsedJson;
try {
parsedJson = JSON.parse(request.responseText);
} catch (e) {
parsedJson = '';
}
callback.call(this, parsedJson);
};
request.send(null);
try {
return JSON.parse(request.responseText);
} catch (e) {
return '';
}
}

var lastRandomNumber = null;
Expand All @@ -118,80 +123,98 @@
return randomNumber;
}


return this.each(function () {

var badWords,
i,
nodes = allTextNodes(this),
re,
rep,
x,
inputs = $(this).find(':input'),
profane = false,
data = [];

function collateBadWords (callback) {
if (options.externalSwears !== null) {
if (localStorageIsEnabled) {
if (localStorage.getItem('localSwears') === null) {
// stringify the array so that it can be stored in local storage
localStorage.setItem('localSwears', JSON.stringify(readJsonFromController(options.externalSwears)));
readJsonFromController.call(this, options.externalSwears, function(externalBadWords) {
// stringify the array so that it can be stored in local storage
localStorage.setItem('localSwears', JSON.stringify(externalBadWords));
externalFileChecked.call(this, externalBadWords);
});
return;
}
badWords = JSON.parse(localStorage.getItem('localSwears'));
} else {
badWords = readJsonFromController(options.externalSwears);
externalFileChecked.call(this, JSON.parse(localStorage.getItem('localSwears')));
return;
}
if (options.customSwears !== null) {
badWords = badWords.concat(options.customSwears).unique();
}
} else {
if (options.customSwears !== null) {
badWords = options.customSwears;
}
}

// GET OUT, there are no Swears set either custom, external OR local.
if (badWords === null) {
readJsonFromController.call(this, options.externalSwears, externalFileChecked.bind(this));
return;
}
externalFileChecked.call(this, null);

// We've got an array of swears, let's proceed with removing them from the element.
for (i = 0; i < badWords.length; i += 1) {
re = new RegExp('\\b' + badWords[i] + '\\b', 'gi');
function externalFileChecked(externalBadWords) {
var badWords = [];

var rand = generateRandomNumber(options.replaceWith.length -1);

rep = options.replaceWith[rand];
if (typeof options.replaceWith == 'string') {
rep = options.replaceWith[rand].repeat(badWords[i].length);
if (externalBadWords !== null) {
badWords = badWords.concat(externalBadWords).unique();
}

// Text nodes
for (x = 0; x < nodes.length; x += 1) {
if (re.test(nodes[x].nodeValue)) {
profane = true;
data.push(badWords[i]);
if (options.filter) {
nodes[x].nodeValue = nodes[x].nodeValue.replace(re, rep);
}
}
if (options.customSwears !== null) {
badWords = badWords.concat(options.customSwears).unique();
}

// Text input values
for (var x = 0; x < inputs.length; x++) {
if (re.test(inputs[x].value)) {
profane = true;
data.push(badWords[i]);
if (options.filter) {
$(inputs[x]).val(inputs[x].value.replace(re, rep));
}
}
}
callback.call(this, badWords);
}
}

if (profane) {
options.profaneText(data.unique());
};
collateBadWords.call(this, function(badWords) {

// GET OUT, there are no Swears set either custom, external OR local.
if (badWords === null) {
return;
}

this.each(function () {

var i,
nodes = allTextNodes(this),
re,
rep,
x,
inputs = $(this).find(':input'),
profane = false,
data = [];

// We've got an array of swears, let's proceed with removing them from the element.
for (i = 0; i < badWords.length; i += 1) {
re = new RegExp('\\b' + badWords[i] + '\\b', 'gi');

var rand = generateRandomNumber(options.replaceWith.length -1);

rep = options.replaceWith[rand];
if (typeof options.replaceWith == 'string') {
rep = options.replaceWith[rand].repeat(badWords[i].length);
}

// Text nodes
for (x = 0; x < nodes.length; x += 1) {
if (re.test(nodes[x].nodeValue)) {
profane = true;
data.push(badWords[i]);
if (options.filter) {
nodes[x].nodeValue = nodes[x].nodeValue.replace(re, rep);
}
}
}

// Text input values
for (var x = 0; x < inputs.length; x++) {
if (re.test(inputs[x].value)) {
profane = true;
data.push(badWords[i]);
if (options.filter) {
$(inputs[x]).val(inputs[x].value.replace(re, rep));
}
}
}
}

if (profane) {
options.profaneText(data.unique());
};
});
});

return this;
};
})(jQuery);
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