copyleft-wiki/bootstrap-3.0.0/assets/js/customizer.js
2014-11-05 17:57:20 -05:00

290 lines
8.7 KiB
JavaScript

window.onload = function () { // wait for load in a dumb way because B-0
var cw = '/*!\n * Bootstrap v3.0.0\n *\n * Copyright 2013 Twitter, Inc\n * Licensed under the Apache License v2.0\n * http://www.apache.org/licenses/LICENSE-2.0\n *\n * Designed and built with all the love in the world @twitter by @mdo and @fat.\n */\n\n'
function showError(msg, err) {
$('<div id="bsCustomizerAlert" class="bs-customizer-alert">\
<div class="container">\
<a href="#bsCustomizerAlert" data-dismiss="alert" class="close pull-right">&times;</a>\
<p class="bs-customizer-alert-text"><span class="glyphicon glyphicon-warning-sign"></span>' + msg + '</p>' +
(err.extract ? '<pre class="bs-customizer-alert-extract">' + err.extract.join('\n') + '</pre>' : '') + '\
</div>\
</div>').appendTo('body').alert()
throw err
}
function showCallout(msg, showUpTop) {
var callout = $('<div class="bs-callout bs-callout-danger">\
<h4>Attention!</h4>\
<p>' + msg + '</p>\
</div>')
if (showUpTop) {
callout.appendTo('.bs-docs-container')
} else {
callout.insertAfter('.bs-customize-download')
}
}
function getQueryParam(key) {
key = key.replace(/[*+?^$.\[\]{}()|\\\/]/g, "\\$&"); // escape RegEx meta chars
var match = location.search.match(new RegExp("[?&]"+key+"=([^&]+)(&|$)"));
return match && decodeURIComponent(match[1].replace(/\+/g, " "));
}
function createGist(configData) {
var data = {
"description": "Bootstrap Customizer Config",
"public": true,
"files": {
"config.json": {
"content": JSON.stringify(configData, null, 2)
}
}
}
$.ajax({
url: 'https://api.github.com/gists',
type: 'POST',
dataType: 'json',
data: JSON.stringify(data)
})
.success(function(result) {
history.replaceState(false, document.title, window.location.origin + window.location.pathname + '?id=' + result.id)
})
.error(function(err) {
showError('<strong>Ruh roh!</strong> Could not save gist file, configuration not saved.', err)
})
}
function getCustomizerData() {
var vars = {}
$('#less-variables-section input')
.each(function () {
$(this).val() && (vars[ $(this).prev().text() ] = $(this).val())
})
var data = {
vars: vars,
css: $('#less-section input:checked') .map(function () { return this.value }).toArray(),
js: $('#plugin-section input:checked').map(function () { return this.value }).toArray()
}
if ($.isEmptyObject(data.vars) && !data.css.length && !data.js.length) return
return data
}
function parseUrl() {
var id = getQueryParam('id')
if (!id) return
$.ajax({
url: 'https://api.github.com/gists/' + id,
type: 'GET',
dataType: 'json'
})
.success(function(result) {
var data = JSON.parse(result.files['config.json'].content)
if (data.js) {
$('#plugin-section input').each(function () {
$(this).prop('checked', ~$.inArray(this.value, data.js))
})
}
if (data.css) {
$('#less-section input').each(function () {
$(this).prop('checked', ~$.inArray(this.value, data.css))
})
}
if (data.vars) {
for (var i in data.vars) {
$('input[data-var="' + i + '"]').val(data.vars[i])
}
}
})
.error(function(err) {
showError('Error fetching bootstrap config file', err)
})
}
function generateZip(css, js, fonts, complete) {
if (!css && !js) return showError('<strong>Ruh roh!</strong> No Bootstrap files selected.', new Error('no Bootstrap'))
var zip = new JSZip()
if (css) {
var cssFolder = zip.folder('css')
for (var fileName in css) {
cssFolder.file(fileName, css[fileName])
}
}
if (js) {
var jsFolder = zip.folder('js')
for (var fileName in js) {
jsFolder.file(fileName, js[fileName])
}
}
if (fonts) {
var fontsFolder = zip.folder('fonts')
for (var fileName in fonts) {
fontsFolder.file(fileName, fonts[fileName])
}
}
var content = zip.generate({type:"blob"})
complete(content)
}
function generateCustomCSS(vars) {
var result = ''
for (var key in vars) {
result += key + ': ' + vars[key] + ';\n'
}
return result + '\n\n'
}
function generateFonts() {
var glyphicons = $('#less-section [value="glyphicons.less"]:checked')
if (glyphicons.length) {
return __fonts
}
}
function generateCSS() {
var $checked = $('#less-section input:checked')
if (!$checked.length) return false
var result = {}
var vars = {}
var css = ''
$('#less-variables-section input')
.each(function () {
$(this).val() && (vars[ $(this).prev().text() ] = $(this).val())
})
css += __less['variables.less']
if (vars) css += generateCustomCSS(vars)
css += __less['mixins.less']
css += __less['normalize.less']
css += __less['scaffolding.less']
css += $checked
.map(function () { return __less[this.value] })
.toArray()
.join('\n')
css = css.replace(/@import[^\n]*/gi, '') //strip any imports
try {
var parser = new less.Parser({
paths: ['variables.less', 'mixins.less']
, optimization: 0
, filename: 'bootstrap.css'
}).parse(css, function (err, tree) {
if (err) {
return showError('<strong>Ruh roh!</strong> Could not parse less files.', err)
}
result = {
'bootstrap.css' : cw + tree.toCSS(),
'bootstrap.min.css' : cw + tree.toCSS({ compress: true })
}
})
} catch (err) {
return showError('<strong>Ruh roh!</strong> Could not parse less files.', err)
}
return result
}
function generateJavascript() {
var $checked = $('#plugin-section input:checked')
if (!$checked.length) return false
var js = $checked
.map(function () { return __js[this.value] })
.toArray()
.join('\n')
return {
'bootstrap.js': js,
'bootstrap.min.js': cw + uglify(js)
}
}
var inputsComponent = $('#less-section input')
var inputsPlugin = $('#plugin-section input')
var inputsVariables = $('#less-variables-section input')
$('#less-section .toggle').on('click', function (e) {
e.preventDefault()
inputsComponent.prop('checked', !inputsComponent.is(':checked'))
})
$('#plugin-section .toggle').on('click', function (e) {
e.preventDefault()
inputsPlugin.prop('checked', !inputsPlugin.is(':checked'))
})
$('#less-variables-section .toggle').on('click', function (e) {
e.preventDefault()
inputsVariables.val('')
})
$('[data-dependencies]').on('click', function () {
if (!$(this).is(':checked')) return
var dependencies = this.getAttribute('data-dependencies')
if (!dependencies) return
dependencies = dependencies.split(',')
for (var i = 0; i < dependencies.length; i++) {
var dependency = $('[value="' + dependencies[i] + '"]')
dependency && dependency.prop('checked', true)
}
})
$('[data-dependents]').on('click', function () {
if ($(this).is(':checked')) return
var dependents = this.getAttribute('data-dependents')
if (!dependents) return
dependents = dependents.split(',')
for (var i = 0; i < dependents.length; i++) {
var dependent = $('[value="' + dependents[i] + '"]')
dependent && dependent.prop('checked', false)
}
})
var $compileBtn = $('#btn-compile')
var $downloadBtn = $('#btn-download')
$compileBtn.on('click', function (e) {
e.preventDefault()
$compileBtn.attr('disabled', 'disabled')
generateZip(generateCSS(), generateJavascript(), generateFonts(), function (blob) {
$compileBtn.removeAttr('disabled')
saveAs(blob, "bootstrap.zip")
createGist(getCustomizerData())
})
})
// browser support alerts
if (!window.URL && navigator.userAgent.toLowerCase().indexOf('safari') != -1) {
showCallout("Looks like you're using safari, which sadly doesn't have the best support\
for HTML5 blobs. Because of this your file will be downloaded with the name <code>\"untitled\"</code>.\
However, if you check your downloads folder, just rename this <code>\"untitled\"</code> file\
to <code>\"bootstrap.zip\"</code> and you should be good to go!")
} else if (!window.URL && !window.webkitURL) {
$('.bs-docs-section, .bs-sidebar').css('display', 'none')
showCallout("Looks like your current browser doesn't support the Bootstrap Customizer. Please take a second\
to <a href=\"https://www.google.com/intl/en/chrome/browser/\"> upgrade to a more modern browser</a>.", true)
}
parseUrl()
}