added bootstrap

1 files changed, 89 insertions, 0 deletions

diff --git a/module/web/static/js/utils/lazyRequire.js b/module/web/static/js/utils/lazyRequire.js
new file mode 100644
index 000000000..d20d78610
--- /dev/null
+++ b/module/web/static/js/utils/lazyRequire.js
@@ -0,0 +1,89 @@
+// Define the module.
+define(
+	[
+		"require"
+	],
+	function( require ){
+
+
+		// Define the states of loading for a given set of modules
+		// within a require() statement.
+		var states = {
+			unloaded: "UNLOADED",
+			loading: "LOADING",
+			loaded: "LOADED"
+		};
+
+
+		// Define the top-level module container. Mostly, we're making
+		// the top-level container a non-Function so that users won't
+		// try to invoke this without calling the once() method below.
+		var lazyRequire = {};
+
+
+		// I will return a new, unique instance of the requrieOnce()
+		// method. Each instance will only call the require() method
+		// once internally.
+		lazyRequire.once = function(){
+
+			// The modules start in an unloaded state before
+			// requireOnce() is invoked by the calling code.
+			var state = states.unloaded;
+            var args;
+
+			var requireOnce = function( dependencies, loadCallback ){
+
+				// Use the module state to determine which method to
+				// invoke (or just to ignore the invocation).
+				if (state === states.loaded){
+					loadCallback.apply(null, args);
+
+				// The modules have not yet been requested - let's
+				// lazy load them.
+				} else if (state !== states.loading){
+
+					// We're about to load the modules asynchronously;
+					// flag the interim state.
+					state = states.loading;
+
+					// Load the modules.
+					require(
+						dependencies,
+						function(){
+
+                            args = arguments;
+							loadCallback.apply( null, args );
+                            state = states.loaded;
+
+
+						}
+					);
+
+				// RequireJS is currently loading the modules
+				// asynchronously, but they have not finished
+				// loading yet.
+				} else {
+
+					// Simply ignore this call.
+					return;
+
+				}
+
+			};
+
+			// Return the new lazy loader.
+			return( requireOnce );
+
+		};
+
+
+		// -------------------------------------------------- //
+		// -------------------------------------------------- //
+
+
+		// Return the module definition.
+		return( lazyRequire );
+
+
+	}
+);
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