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edx-platform
Commit b8ddf709 by cahrens
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Convert javascript_loader to JS. 

Also reformat to 4 spaces per indent.
parent d3353270
Showing with 90 additions and 79 deletions
.eslintignore
......@@ -50,7 +50,6 @@ common/lib/xmodule/xmodule/js/src/conditional/display.js
common/lib/xmodule/xmodule/js/src/discussion/display.js
common/lib/xmodule/xmodule/js/src/html/display.js
common/lib/xmodule/xmodule/js/src/html/edit.js
common/lib/xmodule/xmodule/js/src/javascript_loader.js
common/lib/xmodule/xmodule/js/src/problem/edit.js
common/lib/xmodule/xmodule/js/src/raw/edit/json.js
common/lib/xmodule/xmodule/js/src/raw/edit/metadata-only.js
......
common/lib/xmodule/xmodule/annotatable_module.py
......@@ -48,11 +48,11 @@ class AnnotatableFields(object):
class AnnotatableModule(AnnotatableFields, XModule):
js = {
'coffee': [
resource_string(__name__, 'js/src/javascript_loader.coffee'),
resource_string(__name__, 'js/src/html/display.coffee'),
resource_string(__name__, 'js/src/annotatable/display.coffee'),
],
'js': [
resource_string(__name__, 'js/src/javascript_loader.js'),
resource_string(__name__, 'js/src/collapsible.js'),
]
}
......
common/lib/xmodule/xmodule/capa_module.py
......@@ -31,9 +31,9 @@ class CapaModule(CapaMixin, XModule):
js = {
'coffee': [
resource_string(__name__, 'js/src/capa/display.coffee'),
resource_string(__name__, 'js/src/javascript_loader.coffee'),
],
'js': [
resource_string(__name__, 'js/src/javascript_loader.js'),
resource_string(__name__, 'js/src/collapsible.js'),
resource_string(__name__, 'js/src/capa/imageinput.js'),
resource_string(__name__, 'js/src/capa/schematic.js'),
......
common/lib/xmodule/xmodule/conditional_module.py
......@@ -114,10 +114,10 @@ class ConditionalModule(ConditionalFields, XModule, StudioEditableModule):
js = {
'coffee': [
resource_string(__name__, 'js/src/javascript_loader.coffee'),
resource_string(__name__, 'js/src/conditional/display.coffee'),
],
'js': [
resource_string(__name__, 'js/src/javascript_loader.js'),
resource_string(__name__, 'js/src/collapsible.js'),
]
}
......
common/lib/xmodule/xmodule/html_module.py
......@@ -92,10 +92,10 @@ class HtmlModuleMixin(HtmlBlock, XModule):
"""
js = {
'coffee': [
resource_string(__name__, 'js/src/javascript_loader.coffee'),
resource_string(__name__, 'js/src/html/display.coffee'),
],
'js': [
resource_string(__name__, 'js/src/javascript_loader.js'),
resource_string(__name__, 'js/src/collapsible.js'),
resource_string(__name__, 'js/src/html/imageModal.js'),
resource_string(__name__, 'js/common_static/js/vendor/draggabilly.js'),
......
common/lib/xmodule/xmodule/imageannotation_module.py
......@@ -92,11 +92,11 @@ class ImageAnnotationModule(AnnotatableFields, XModule):
'''Image Annotation Module'''
js = {
'coffee': [
resource_string(__name__, 'js/src/javascript_loader.coffee'),
resource_string(__name__, 'js/src/html/display.coffee'),
resource_string(__name__, 'js/src/annotatable/display.coffee'),
],
'js': [
resource_string(__name__, 'js/src/javascript_loader.js'),
resource_string(__name__, 'js/src/collapsible.js'),
]
}
......
common/lib/xmodule/xmodule/js/src/.gitignore
......@@ -13,3 +13,4 @@
!time.js
!collapsible.js
!xmodule.js
!javascript_loader.js
common/lib/xmodule/xmodule/js/src/javascript_loader.coffee deleted 100644 → 0
class @JavascriptLoader
# Set of library functions that provide common interface for javascript loading
# for all module types. All functionality provided by JavascriptLoader should take
# place at module scope, i.e. don't run jQuery over entire page
# executeModuleScripts:
# Scan the module ('el') for "script_placeholder"s, then:
# 1) Fetch each script from server
# 2) Explicitly attach the script to the <head> of document
# 3) Explicitly wait for each script to be loaded
# 4) Return to callback function when all scripts loaded
@executeModuleScripts: (el, callback=null) ->
placeholders = el.find(".script_placeholder")
if placeholders.length == 0
callback() if callback?
return
# TODO: Verify the execution order of multiple placeholders
completed = (false for i in [1..placeholders.length])
callbackCalled = false
# This is required for IE8 support.
completionHandlerGeneratorIE = (index) =>
return () ->
if (this.readyState == 'complete' || this.readyState == 'loaded')
#completionHandlerGenerator.call(self, index)()
completionHandlerGenerator(index)()
completionHandlerGenerator = (index) =>
return () =>
allComplete = true
completed[index] = true
for flag in completed
if not flag
allComplete = false
break
if allComplete and not callbackCalled
callbackCalled = true
callback() if callback?
# Keep a map of what sources we're loaded from, and don't do it twice.
loaded = {}
placeholders.each (index, placeholder) ->
# TODO: Check if the script already exists in DOM. If so, (1) copy it
# into memory; (2) delete the DOM script element; (3) reappend it.
# This would prevent memory bloat and save a network request.
src = $(placeholder).attr("data-src")
if src not of loaded
loaded[src] = true
s = document.createElement('script')
s.setAttribute('src', src)
s.setAttribute('type', "text/javascript")
s.onload = completionHandlerGenerator(index)
# s.onload does not fire in IE8; this does.
s.onreadystatechange = completionHandlerGeneratorIE(index)
# Need to use the DOM elements directly or the scripts won't execute
# properly.
$('head')[0].appendChild(s)
else
# just call the completion callback directly, without reloading the file
completionHandlerGenerator(index)()
$(placeholder).remove()
common/lib/xmodule/xmodule/js/src/javascript_loader.js 0 → 100644
// Generated by CoffeeScript 1.6.1
(function () {
this.JavascriptLoader = (function () {
function JavascriptLoader() {
}
JavascriptLoader.executeModuleScripts = function (el, callback) {
var callbackCalled, completed, completionHandlerGenerator, completionHandlerGeneratorIE, i, loaded, placeholders,
_this = this;
if (callback == null) {
callback = null;
}
placeholders = el.find(".script_placeholder");
if (placeholders.length === 0) {
if (callback != null) {
callback();
}
return;
}
completed = (function () {
var _i, _ref, _results;
_results = [];
for (i = _i = 1, _ref = placeholders.length; 1 <= _ref ? _i <= _ref : _i >= _ref; i = 1 <= _ref ? ++_i : --_i) {
_results.push(false);
}
return _results;
})();
callbackCalled = false;
completionHandlerGeneratorIE = function (index) {
return function () {
if (this.readyState === 'complete' || this.readyState === 'loaded') {
return completionHandlerGenerator(index)();
}
};
};
completionHandlerGenerator = function (index) {
return function () {
var allComplete, flag, _i, _len;
allComplete = true;
completed[index] = true;
for (_i = 0, _len = completed.length; _i < _len; _i++) {
flag = completed[_i];
if (!flag) {
allComplete = false;
break;
}
}
if (allComplete && !callbackCalled) {
callbackCalled = true;
if (callback != null) {
return callback();
}
}
};
};
loaded = {};
return placeholders.each(function (index, placeholder) {
var s, src;
src = $(placeholder).attr("data-src");
if (!(src in loaded)) {
loaded[src] = true;
s = document.createElement('script');
s.setAttribute('src', src);
s.setAttribute('type', "text/javascript");
s.onload = completionHandlerGenerator(index);
s.onreadystatechange = completionHandlerGeneratorIE(index);
$('head')[0].appendChild(s);
} else {
completionHandlerGenerator(index)();
}
return $(placeholder).remove();
});
};
return JavascriptLoader;
})();
}).call(this);
common/lib/xmodule/xmodule/poll_module.py
......@@ -42,8 +42,8 @@ class PollFields(object):
class PollModule(PollFields, XModule):
"""Poll Module"""
js = {
'coffee': [resource_string(__name__, 'js/src/javascript_loader.coffee')],
'js': [
resource_string(__name__, 'js/src/javascript_loader.js'),
resource_string(__name__, 'js/src/poll/poll.js'),
resource_string(__name__, 'js/src/poll/poll_main.js')
]
......
common/lib/xmodule/xmodule/videoannotation_module.py
......@@ -86,11 +86,11 @@ class VideoAnnotationModule(AnnotatableFields, XModule):
'''Video Annotation Module'''
js = {
'coffee': [
resource_string(__name__, 'js/src/javascript_loader.coffee'),
resource_string(__name__, 'js/src/html/display.coffee'),
resource_string(__name__, 'js/src/annotatable/display.coffee'),
],
'js': [
resource_string(__name__, 'js/src/javascript_loader.js'),
resource_string(__name__, 'js/src/collapsible.js'),
]
}
......
common/lib/xmodule/xmodule/word_cloud_module.py
......@@ -91,8 +91,8 @@ class WordCloudFields(object):
class WordCloudModule(WordCloudFields, XModule):
"""WordCloud Xmodule"""
js = {
'coffee': [resource_string(__name__, 'js/src/javascript_loader.coffee')],
'js': [
resource_string(__name__, 'js/src/javascript_loader.js'),
resource_string(__name__, 'js/src/word_cloud/d3.min.js'),
resource_string(__name__, 'js/src/word_cloud/d3.layout.cloud.js'),
resource_string(__name__, 'js/src/word_cloud/word_cloud.js'),
......
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