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Преглед изворни кода

remove head.min.js in favor of simple built-in script loader

Hakim El Hattab пре 6 година
родитељ
d5cf3fa13c
комит
29b0e86089
22 измењених фајлова са 200 додато и 42 уклоњено
Подељен поглед Покажи статистику Diff
  1. 0 1
      demo.html
  2. 0 1
      index.html
  3. 68 22
      js/reveal.js
  4. 0 6
      lib/js/head.min.js
  5. 0 1
      plugin/markdown/example.html
  6. 1 0
      test/assets/external-script-a.js
  7. 1 0
      test/assets/external-script-b.js
  8. 1 0
      test/assets/external-script-c.js
  9. 1 0
      test/assets/external-script-d.js
  10. 0 1
      test/examples/embedded-media.html
  11. 0 1
      test/examples/math.html
  12. 0 1
      test/examples/slide-backgrounds.html
  13. 0 1
      test/examples/slide-transitions.html
  14. 74 0
      test/test-async-dependencies.html
  15. 54 0
      test/test-dependencies.html
  16. 0 1
      test/test-markdown-element-attributes.html
  17. 0 1
      test/test-markdown-external.html
  18. 0 1
      test/test-markdown-options.html
  19. 0 1
      test/test-markdown-slide-attributes.html
  20. 0 1
      test/test-markdown.html
  21. 0 1
      test/test-pdf.html
  22. 0 1
      test/test.html

+ 0 - 1
demo.html
Прегледај датотеку 

@@ -384,7 +384,6 @@ Reveal.addEventListener( 'customevent', function() {
 
 
 		</div>
 
 
-		<script src="lib/js/head.min.js"></script>
 
 		<script src="js/reveal.js"></script>
 
 
 		<script>

+ 0 - 1
index.html
Прегледај датотеку 

@@ -29,7 +29,6 @@
 
 			</div>
 
 		</div>
 
 
-		<script src="lib/js/head.min.js"></script>
 
 		<script src="js/reveal.js"></script>
 
 
 		<script>

+ 68 - 22
js/reveal.js
Прегледај датотеку 

@@ -436,41 +436,28 @@
 
 			scriptsToPreload = 0;
 
 
 		// Called once synchronous scripts finish loading
 
-		function proceed() {
 
+		function afterSynchronousScriptsLoaded() {
 
+			// Load asynchronous scripts
 
 			if( scriptsAsync.length ) {
 
-				// Load asynchronous scripts
 
-				head.js.apply( null, scriptsAsync );
 
+				scriptsAsync.forEach( function( s ) {
 
+					loadScript( s.src, s.callback );
 
+				} );
 
 			}
 
 
 			start();
 
 		}
 
 
-		function loadScript( s ) {
 
-			head.ready( s.src.match( /([\w\d_\-]*)\.?js(\?[\w\d.=&]*)?$|[^\\\/]*$/i )[0], function() {
 
-				// Extension may contain callback functions
 
-				if( typeof s.callback === 'function' ) {
 
-					s.callback.apply( this );
 
-				}
 
-
 
-				if( --scriptsToPreload === 0 ) {
 
-					proceed();
 
-				}
 
-			});
 
-		}
 
-
 
 		for( var i = 0, len = config.dependencies.length; i < len; i++ ) {
 
 			var s = config.dependencies[i];
 
 
 			// Load if there's no condition or the condition is truthy
 
 			if( !s.condition || s.condition() ) {
 
 				if( s.async ) {
 
-					scriptsAsync.push( s.src );
 
+					scriptsAsync.push( s );
 
 				}
 
 				else {
 
-					scripts.push( s.src );
 
+					scripts.push( s );
 
 				}
 
-
 
-				loadScript( s );
 
 			}
 
 		}
 
 
@@ -478,12 +465,71 @@
 
 			scriptsToPreload = scripts.length;
 
 
 			// Load synchronous scripts
 
-			head.js.apply( null, scripts );
 
+			scripts.forEach( function( s ) {
 
+				loadScript( s.src, function() {
 
+
 
+					if( typeof s.callback === 'function' ) s.callback();
 
+
 
+					if( --scriptsToPreload === 0 ) {
 
+
 
+						afterSynchronousScriptsLoaded();
 
+
 
+					}
 
+
 
+				} );
 
+			} );
 
 		}
 
 		else {
 
-			proceed();
 
+			afterSynchronousScriptsLoaded();
 
+		}
 
+
 
+	}
 
+
 
+	/**
 
+	 * Loads a JavaScript file from the given URL and executes it.
 
+	 *
 
+	 * @param {string} url Address of the .js file to load
 
+	 * @param {function} callback Method to invoke when the script
 
+	 * has loaded and executed
 
+	 */
 
+	function loadScript( url, callback ) {
 
+
 
+		var script = document.createElement( 'script' );
 
+		script.type = 'text/javascript';
 
+		script.async = false;
 
+		script.defer = false;
 
+		script.src = url;
 
+
 
+		if( callback ) {
 
+
 
+			// Success callback
 
+			script.onload = script.onreadystatechange = function( event ) {
 
+				if( event.type === "load" || (/loaded|complete/.test( script.readyState ) ) ) {
 
+
 
+					// Kill event listeners
 
+					script.onload = script.onreadystatechange = script.onerror = null;
 
+
 
+					callback();
 
+
 
+				}
 
+			};
 
+
 
+			// Error callback
 
+			script.onerror = function( err ) {
 
+
 
+				// Kill event listeners
 
+				script.onload = script.onreadystatechange = script.onerror = null;
 
+
 
+				callback( new Error( 'Failed loading script: ' + script.src + '\n' + err) );
 
+
 
+			};
 
+
 
 		}
 
 
+		// Append the script at the end of <head>
 
+		var head = document.querySelector( 'head' );
 
+		head.insertBefore( script, head.lastChild );
 
+
 
 	}
 
 
 	/**

Разлика између датотеке није приказан због своје велике величине
+ 0 - 6
lib/js/head.min.js


+ 0 - 1
plugin/markdown/example.html
Прегледај датотеку 

@@ -109,7 +109,6 @@
 
             </div>
 
 		</div>
 
 
-		<script src="../../lib/js/head.min.js"></script>
 
 		<script src="../../js/reveal.js"></script>
 
 
 		<script>

+ 1 - 0
test/assets/external-script-a.js
Прегледај датотеку 

@@ -0,0 +1 @@
 
+window.externalScriptSequence += 'A';

+ 1 - 0
test/assets/external-script-b.js
Прегледај датотеку 

@@ -0,0 +1 @@
 
+window.externalScriptSequence += 'B';

+ 1 - 0
test/assets/external-script-c.js
Прегледај датотеку 

@@ -0,0 +1 @@
 
+window.externalScriptSequence += 'C';

+ 1 - 0
test/assets/external-script-d.js
Прегледај датотеку 

@@ -0,0 +1 @@
 
+window.externalScriptSequence += 'D';

+ 0 - 1
test/examples/embedded-media.html
Прегледај датотеку 

@@ -34,7 +34,6 @@
 
 
 		</div>
 
 
-		<script src="../../lib/js/head.min.js"></script>
 
 		<script src="../../js/reveal.js"></script>
 
 
 		<script>

+ 0 - 1
test/examples/math.html
Прегледај датотеку 

@@ -159,7 +159,6 @@
 
 
 		</div>
 
 
-		<script src="../../lib/js/head.min.js"></script>
 
 		<script src="../../js/reveal.js"></script>
 
 
 		<script>

+ 0 - 1
test/examples/slide-backgrounds.html
Прегледај датотеку 

@@ -122,7 +122,6 @@
 
 
 		</div>
 
 
-		<script src="../../lib/js/head.min.js"></script>
 
 		<script src="../../js/reveal.js"></script>
 
 
 		<script>

+ 0 - 1
test/examples/slide-transitions.html
Прегледај датотеку 

@@ -81,7 +81,6 @@
 
 
 		</div>
 
 
-		<script src="../../lib/js/head.min.js"></script>
 
 		<script src="../../js/reveal.js"></script>
 
 
 		<script>

+ 74 - 0
test/test-async-dependencies.html
Прегледај датотеку 

@@ -0,0 +1,74 @@
 
+<!doctype html>
 
+<html lang="en">
 
+
 
+	<head>
 
+		<meta charset="utf-8">
 
+
 
+		<title>reveal.js - Test Async Dependencies</title>
 
+
 
+		<link rel="stylesheet" href="../css/reveal.css">
 
+		<link rel="stylesheet" href="qunit-2.5.0.css">
 
+	</head>
 
+
 
+	<body style="overflow: auto;">
 
+
 
+		<div id="qunit"></div>
 
+		<div id="qunit-fixture"></div>
 
+
 
+		<div class="reveal" style="display: none;">
 
+
 
+			<div class="slides">
 
+
 
+				<section>Slide content</section>
 
+
 
+			</div>
 
+
 
+		</div>
 
+
 
+		<script src="../js/reveal.js"></script>
 
+		<script src="qunit-2.5.0.js"></script>
 
+
 
+		<script>
 
+			window.externalScriptSequence = '';
 
+
 
+			QUnit.module( 'Async Dependencies' );
 
+
 
+			var scriptCount = 0;
 
+
 
+			QUnit.test( 'Async scripts are loaded', function( assert ) {
 
+				assert.expect( 5 );
 
+				var done = assert.async( 5 );
 
+
 
+				function callback( event ) {
 
+					if( window.externalScriptSequence.length === 1 ) {
 
+						assert.ok( window.externalScriptSequence === 'A', 'first callback was sync script' );
 
+					}
 
+					else {
 
+						assert.ok( true, 'async script loaded' );
 
+					}
 
+
 
+					if( window.externalScriptSequence.length === 4 ) {
 
+						assert.ok( 	window.externalScriptSequence.indexOf( 'A' ) !== -1 &&
 
+									window.externalScriptSequence.indexOf( 'B' ) !== -1 &&
 
+									window.externalScriptSequence.indexOf( 'C' ) !== -1 &&
 
+									window.externalScriptSequence.indexOf( 'D' ) !== -1, 'four unique scripts were loaded' );
 
+					}
 
+
 
+					done();
 
+					scriptCount ++;
 
+				}
 
+
 
+				Reveal.initialize({
 
+					dependencies: [
 
+						{ src: 'assets/external-script-a.js', async: false, callback: callback },
 
+						{ src: 'assets/external-script-b.js', async: true, callback: callback },
 
+						{ src: 'assets/external-script-c.js', async: true, callback: callback },
 
+						{ src: 'assets/external-script-d.js', async: true, callback: callback }
 
+					]
 
+				});
 
+			});
 
+
 
+		</script>
 
+
 
+	</body>
 
+</html>

+ 54 - 0
test/test-dependencies.html
Прегледај датотеку 

@@ -0,0 +1,54 @@
 
+<!doctype html>
 
+<html lang="en">
 
+
 
+	<head>
 
+		<meta charset="utf-8">
 
+
 
+		<title>reveal.js - Test Dependencies</title>
 
+
 
+		<link rel="stylesheet" href="../css/reveal.css">
 
+		<link rel="stylesheet" href="qunit-2.5.0.css">
 
+	</head>
 
+
 
+	<body style="overflow: auto;">
 
+
 
+		<div id="qunit"></div>
 
+		<div id="qunit-fixture"></div>
 
+
 
+		<div class="reveal" style="display: none;">
 
+
 
+			<div class="slides">
 
+
 
+				<section>Slide content</section>
 
+
 
+			</div>
 
+
 
+		</div>
 
+
 
+		<script src="../js/reveal.js"></script>
 
+		<script src="qunit-2.5.0.js"></script>
 
+
 
+		<script>
 
+			window.externalScriptSequence = '';
 
+
 
+			Reveal.addEventListener( 'ready', function() {
 
+
 
+				QUnit.module( 'Dependencies' );
 
+
 
+				QUnit.test( 'Load synchronous scripts', function( assert ) {
 
+					assert.strictEqual( window.externalScriptSequence, 'ABC', 'Loaded and executed in order' );
 
+				});
 
+
 
+			} );
 
+
 
+			Reveal.initialize({
 
+				dependencies: [
 
+					{ src: 'assets/external-script-a.js' },
 
+					{ src: 'assets/external-script-b.js' },
 
+					{ src: 'assets/external-script-c.js' }
 
+				]
 
+			});
 
+		</script>
 
+
 
+	</body>
 
+</html>

+ 0 - 1
test/test-markdown-element-attributes.html
Прегледај датотеку 

@@ -122,7 +122,6 @@
 
 
 		</div>
 
 
-		<script src="../lib/js/head.min.js"></script>
 
 		<script src="../js/reveal.js"></script>
 
 		<script src="../plugin/markdown/marked.js"></script>
 
 		<script src="../plugin/markdown/markdown.js"></script>

+ 0 - 1
test/test-markdown-external.html
Прегледај датотеку 

@@ -23,7 +23,6 @@
 
 
 		</div>
 
 
-		<script src="../lib/js/head.min.js"></script>
 
 		<script src="../js/reveal.js"></script>
 
 		<script src="../plugin/highlight/highlight.js"></script>
 
 		<script src="../plugin/markdown/marked.js"></script>

+ 0 - 1
test/test-markdown-options.html
Прегледај датотеку 

@@ -31,7 +31,6 @@
 
 
 		</div>
 
 
-		<script src="../lib/js/head.min.js"></script>
 
 		<script src="../js/reveal.js"></script>
 
 		<script src="qunit-2.5.0.js"></script>

+ 0 - 1
test/test-markdown-slide-attributes.html
Прегледај датотеку 

@@ -116,7 +116,6 @@
 
 
 		</div>
 
 
-		<script src="../lib/js/head.min.js"></script>
 
 		<script src="../js/reveal.js"></script>
 
 		<script src="../plugin/markdown/marked.js"></script>
 
 		<script src="../plugin/markdown/markdown.js"></script>

+ 0 - 1
test/test-markdown.html
Прегледај датотеку 

@@ -40,7 +40,6 @@
 
 
 		</div>
 
 
-		<script src="../lib/js/head.min.js"></script>
 
 		<script src="../js/reveal.js"></script>
 
 		<script src="../plugin/markdown/marked.js"></script>
 
 		<script src="../plugin/markdown/markdown.js"></script>

+ 0 - 1
test/test-pdf.html
Прегледај датотеку 

@@ -73,7 +73,6 @@
 
 
 		</div>
 
 
-		<script src="../lib/js/head.min.js"></script>
 
 		<script src="../js/reveal.js"></script>
 
 		<script src="qunit-2.5.0.js"></script>

+ 0 - 1
test/test.html
Прегледај датотеку 

@@ -76,7 +76,6 @@
 
 
 		</div>
 
 
-		<script src="../lib/js/head.min.js"></script>
 
 		<script src="../js/reveal.js"></script>
 
 		<script src="qunit-2.5.0.js"></script>