Author: jbeard
Date: Sat Jun 19 05:56:22 2010
New Revision: 956185
URL: http://svn.apache.org/viewvc?rev=956185&view=rev
Log:
Added xml.js, an xml plugin for requirejs.
Added:
commons/sandbox/gsoc/2010/scxml-js/branches/browser-tests.1.ie/lib/js/requirejs/
commons/sandbox/gsoc/2010/scxml-js/branches/browser-tests.1.ie/lib/js/requirejs/require/
commons/sandbox/gsoc/2010/scxml-js/branches/browser-tests.1.ie/lib/js/requirejs/require/xml.js
(with props)
Added:
commons/sandbox/gsoc/2010/scxml-js/branches/browser-tests.1.ie/lib/js/requirejs/require/xml.js
URL:
http://svn.apache.org/viewvc/commons/sandbox/gsoc/2010/scxml-js/branches/browser-tests.1.ie/lib/js/requirejs/require/xml.js?rev=956185&view=auto
==============================================================================
---
commons/sandbox/gsoc/2010/scxml-js/branches/browser-tests.1.ie/lib/js/requirejs/require/xml.js
(added)
+++
commons/sandbox/gsoc/2010/scxml-js/branches/browser-tests.1.ie/lib/js/requirejs/require/xml.js
Sat Jun 19 05:56:22 2010
@@ -0,0 +1,206 @@
+/**
+ * @license RequireJS text Copyright (c) 2004-2010, The Dojo Foundation All
Rights Reserved.
+ * Available via the MIT, GPL or new BSD license.
+ * see: http://github.com/jrburke/requirejs for details
+ */
+/*jslint regexp: false, nomen: false, plusplus: false */
+/*global require: false, XMLHttpRequest: false, ActiveXObject: false */
+
+//>>includeStart("useStrict", pragmas.useStrict);
+"use strict";
+//>>includeEnd("useStrict");
+
+(function () {
+ var progIds = ['Msxml2.XMLHTTP', 'Microsoft.XMLHTTP',
'Msxml2.XMLHTTP.4.0'],
+ xmlRegExp = /^\s*<\?xml(\s)+version=[\'\"](\d)*.(\d)*[\'\"](\s)*\?>/im,
+ bodyRegExp = /<body[^>]*>\s*([\s\S]+)\s*<\/body>/im;
+
+ if (!require.textStrip) {
+ require.textStrip = function (text) {
+ //Strips <?xml ...?> declarations so that external SVG and XML
+ //documents can be added to a document without worry. Also, if the
string
+ //is an HTML document, only the part inside the body tag is
returned.
+ if (text) {
+ text = text.replace(xmlRegExp, "");
+ var matches = text.match(bodyRegExp);
+ if (matches) {
+ text = matches[1];
+ }
+ } else {
+ text = "";
+ }
+ return text;
+ };
+ }
+
+ //Upgrade require to add some methods for XHR handling. But it could be
that
+ //this require is used in a non-browser env, so detect for existing method
+ //before attaching one.
+ if (!require.getXhr) {
+ require.getXhr = function () {
+ //Would love to dump the ActiveX crap in here. Need IE 6 to die
first.
+ var xhr, i, progId;
+ if (typeof XMLHttpRequest !== "undefined") {
+ return new XMLHttpRequest();
+ } else {
+ for (i = 0; i < 3; i++) {
+ progId = progIds[i];
+ try {
+ xhr = new ActiveXObject(progId);
+ } catch (e) {}
+
+ if (xhr) {
+ progIds = [progId]; // so faster next time
+ break;
+ }
+ }
+ }
+
+ if (!xhr) {
+ throw new Error("require.getXhr(): XMLHttpRequest not
available");
+ }
+
+ return xhr;
+ };
+ }
+
+ if (!require.fetchText) {
+ if(require.isBrowser){
+ require.fetchText = function (url, callback) {
+ var xhr = require.getXhr();
+ xhr.open('GET', url, true);
+ xhr.onreadystatechange = function (evt) {
+ //Do not explicitly handle errors, those should be
+ //visible via console output in the browser.
+ if (xhr.readyState === 4) {
+ callback(xhr.responseXML);
+ }
+ };
+ xhr.send(null);
+ };
+ }else{
+ //FIXME: this is actually a rhino-specific API, so maybe we
should switch on something like isRhino, rather than isBrowser
+ require.fetchText = function (url, callback) {
+ callback(readFile(url));
+ };
+ }
+ }
+
+ require.plugin({
+ prefix: "xml",
+
+ /**
+ * This callback is prefix-specific, only gets called for this prefix
+ */
+ require: function (name, deps, callback, context) {
+ //No-op, require never gets these text items, they are always
+ //a dependency, see load for the action.
+ },
+
+ /**
+ * Called when a new context is defined. Use this to store
+ * context-specific info on it.
+ */
+ newContext: function (context) {
+ require.mixin(context, {
+ text: {},
+ textWaiting: []
+ });
+ },
+
+ /**
+ * Called when a dependency needs to be loaded.
+ */
+ load: function (name, contextName) {
+ //Name has format: some.module!filext!strip!text
+ //The strip and text parts are optional.
+ //if strip is present, then that means only get the string contents
+ //inside a body tag in an HTML string. For XML/SVG content it means
+ //removing the <?xml ...?> declarations so the content can be
inserted
+ //into the current doc without problems.
+ //If text is present, it is the actual text of the file.
+ var strip = false, text = null, key, url, index =
name.indexOf("."),
+ modName = name.substring(0, index), fullKey,
+ ext = name.substring(index + 1, name.length),
+ context = require.s.contexts[contextName],
+ tWaitAry = context.textWaiting;
+
+ index = ext.indexOf("!");
+ if (index !== -1) {
+ //Pull off the strip arg.
+ strip = ext.substring(index + 1, ext.length);
+ ext = ext.substring(0, index);
+ index = strip.indexOf("!");
+ if (index !== -1 && strip.substring(0, index) === "strip") {
+ //Pull off the text.
+ text = strip.substring(index + 1, strip.length);
+ strip = "strip";
+ } else if (strip !== "strip") {
+ //strip is actually the inlined text.
+ text = strip;
+ strip = null;
+ }
+ }
+ key = modName + "!" + ext;
+ fullKey = strip ? key + "!" + strip : key;
+
+ //Store off text if it is available for the given key and be done.
+ if (text !== null && !context.text[key]) {
+ context.defined[name] = context.text[key] = text;
+ return;
+ }
+
+ //If text is not available, load it.
+ if (!context.text[key] && !context.textWaiting[key] &&
!context.textWaiting[fullKey]) {
+ //Keep track that the fullKey needs to be resolved, during the
+ //orderDeps stage.
+ if (!tWaitAry[fullKey]) {
+ tWaitAry[fullKey] = tWaitAry[(tWaitAry.push({
+ name: name,
+ key: key,
+ fullKey: fullKey,
+ strip: !!strip
+ }) - 1)];
+ }
+
+ //Load the text.
+ url = require.nameToUrl(modName, "." + ext, contextName);
+ context.loaded[name] = false;
+ require.fetchText(url, function (text) {
+ context.text[key] = text;
+ context.loaded[name] = true;
+ require.checkLoaded(contextName);
+ });
+ }
+ },
+
+ /**
+ * Called when the dependencies of a module are checked.
+ */
+ checkDeps: function (name, deps, context) {
+ //No-op, checkDeps never gets these text items, they are always
+ //a dependency, see load for the action.
+ },
+
+ /**
+ * Called to determine if a module is waiting to load.
+ */
+ isWaiting: function (context) {
+ return !!context.textWaiting.length;
+ },
+
+ /**
+ * Called when all modules have been loaded.
+ */
+ orderDeps: function (context) {
+ //Clear up state since further processing could
+ //add more things to fetch.
+ var i, dep, text, tWaitAry = context.textWaiting;
+ context.textWaiting = [];
+ for (i = 0; (dep = tWaitAry[i]); i++) {
+ text = context.text[dep.key];
+ context.defined[dep.name] = dep.strip ?
require.textStrip(text) : text;
+ }
+ }
+ });
+}());
Propchange:
commons/sandbox/gsoc/2010/scxml-js/branches/browser-tests.1.ie/lib/js/requirejs/require/xml.js
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