Squashed commit of the following:

commit fb5e82cea930b011792983c7d1cc9f6ecacc7dd4
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Wed Nov 16 12:28:10 2016 -0500

    add server side rendering, untested

commit 5c60fb30c46ea49a8d9a0ecb56f39ec778464a8b
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Tue Nov 15 18:26:06 2016 -0500

    add redux-form bandage post react update, should probably update to redux-form 6 at some point

commit 057b5871e7137179abc93f7821a9690f0ea52c92
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Tue Nov 15 16:30:09 2016 -0500

    remove passing jsFiles and cssFiles to PreviewFrame, fix rendering bug

commit 88c56fd36d3a8d88902c79642171988ce37825f2
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Tue Nov 15 16:21:59 2016 -0500

    code cleanup, untested

commit 82e5dcf8bca461892f1daf06d38f1eaebe72983f
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Tue Nov 15 15:53:50 2016 -0500

    update react and react router, fix a few bugs in rendering code, add ability to parse inline js and css

commit e02f4b67803ea45328eff4e53659222f3149964c
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Tue Nov 15 14:43:38 2016 -0500

    add almost full code to create preview html correctly, untested

commit 12f61b2a1aed4607fab24d01572b647ca6210262
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Wed Nov 2 17:09:26 2016 -0400

    refactor some of the preview html generation code

commit 111825846703d5c8959cb18795a3aadb7ebe505c
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Wed Nov 2 11:06:36 2016 -0400

    add comments as plan of action

commit 1cc2cf5203674732b4057382f1937de38b687078
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Thu Oct 27 19:34:55 2016 -0400

    add href parsing

commit e67189298cda9b70645f454ecd541a363980f0e4
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Thu Oct 27 10:48:36 2016 -0400

    continue parsing html

commit 1458fb940a15a3dc5d74890211a3073e920b84b8
Author: Cassie Tarakajian <ctarakajian@gmail.com>
Date:   Wed Oct 26 17:40:31 2016 -0400

    start to add html parsing

client/modules/IDE/components/LoginForm.jsx

@@ -1,4 +1,5 @@
 import React, { PropTypes } from 'react';
+import { domOnlyProps } from '../../../utils/reduxFormUtils';
 
 function LoginForm(props) {
   const { fields: { email, password }, handleSubmit, submitting, pristine } = props;
@@ -10,7 +11,7 @@ function LoginForm(props) {
           aria-label="email"
           type="text"
           placeholder="Email"
-          {...email}
+          {...domOnlyProps(email)}
         />
         {email.touched && email.error && <span className="form-error">{email.error}</span>}
       </p>
@@ -20,7 +21,7 @@ function LoginForm(props) {
           aria-label="password"
           type="password"
           placeholder="Password"
-          {...password}
+          {...domOnlyProps(password)}
         />
         {password.touched && password.error && <span className="form-error">{password.error}</span>}
       </p>

client/modules/IDE/components/NewFileForm.jsx

@@ -1,4 +1,5 @@
 import React, { PropTypes } from 'react';
+import { domOnlyProps } from '../../../utils/reduxFormUtils';
 
 class NewFileForm extends React.Component {
   constructor(props) {
@@ -21,7 +22,7 @@ class NewFileForm extends React.Component {
           type="text"
           placeholder="Name"
           ref="fileName"
-          {...name}
+          {...domOnlyProps(name)}
         />
         <input type="submit" value="Add File" aria-label="add file" />
         {name.touched && name.error && <span className="form-error">{name.error}</span>}

client/modules/IDE/components/NewFolderForm.jsx

@@ -1,4 +1,5 @@
 import React, { PropTypes } from 'react';
+import { domOnlyProps } from '../../../utils/reduxFormUtils';
 
 class NewFolderForm extends React.Component {
   constructor(props) {
@@ -21,7 +22,7 @@ class NewFolderForm extends React.Component {
           type="text"
           placeholder="Name"
           ref="fileName"
-          {...name}
+          {...domOnlyProps(name)}
         />
         <input type="submit" value="Add Folder" aria-label="add folder" />
       </form>

client/modules/IDE/components/NewPasswordForm.jsx

@@ -1,4 +1,5 @@
 import React, { PropTypes } from 'react';
+import { domOnlyProps } from '../../../utils/reduxFormUtils';
 
 function NewPasswordForm(props) {
   const { fields: { password, confirmPassword }, handleSubmit, submitting, invalid, pristine } = props;
@@ -10,7 +11,7 @@ function NewPasswordForm(props) {
           aria-label="password"
           type="password"
           placeholder="Password"
-          {...password}
+          {...domOnlyProps(password)}
         />
         {password.touched && password.error && <span className="form-error">{password.error}</span>}
       </p>
@@ -20,7 +21,7 @@ function NewPasswordForm(props) {
           type="password"
           placeholder="Confirm Password"
           aria-label="confirm password"
-          {...confirmPassword}
+          {...domOnlyProps(confirmPassword)}
         />
         {confirmPassword.touched && confirmPassword.error && <span className="form-error">{confirmPassword.error}</span>}
       </p>

client/modules/IDE/components/PreviewFrame.jsx

@@ -1,14 +1,19 @@
 import React, { PropTypes } from 'react';
 import ReactDOM from 'react-dom';
-import escapeStringRegexp from 'escape-string-regexp';
+// import escapeStringRegexp from 'escape-string-regexp';
 import srcDoc from 'srcdoc-polyfill';
 
 import loopProtect from 'loop-protect';
 import { getBlobUrl } from '../actions/files';
+import { resolvePathToFile } from '../../../../server/utils/filePath';
 
 const startTag = '@fs-';
 const MEDIA_FILE_REGEX = /^('|")(?!(http:\/\/|https:\/\/)).*\.(png|jpg|jpeg|gif|bmp|mp3|wav|aiff|ogg|json|txt|csv|svg|obj|mp4|ogg|webm|mov)('|")$/i;
+const MEDIA_FILE_REGEX_NO_QUOTES = /^(?!(http:\/\/|https:\/\/)).*\.(png|jpg|jpeg|gif|bmp|mp3|wav|aiff|ogg|json|txt|csv|svg|obj|mp4|ogg|webm|mov)$/i;
 const STRING_REGEX = /(['"])((\\\1|.)*?)\1/gm;
+const TEXT_FILE_REGEX = /(.+\.json$|.+\.txt$|.+\.csv$)/i;
+const NOT_EXTERNAL_LINK_REGEX = /^(?!(http:\/\/|https:\/\/))/;
+const EXTERNAL_LINK_REGEX = /^(http:\/\/|https:\/\/)/;
 
 function getAllScriptOffsets(htmlFile) {
   const offs = [];
@@ -33,50 +38,8 @@ function getAllScriptOffsets(htmlFile) {
   return offs;
 }
 
-
-function hijackConsoleLogsScript() {
-  const s = `<script>
-    var iframeWindow = window;
-    var originalConsole = iframeWindow.console;
-    iframeWindow.console = {};
-
-    var methods = [
-      'debug', 'clear', 'error', 'info', 'log', 'warn'
-    ];
-
-    var consoleBuffer = [];
-    var LOGWAIT = 500;
-
-    methods.forEach( function(method) {
-      iframeWindow.console[method] = function() {
-        originalConsole[method].apply(originalConsole, arguments);
-
-        var args = Array.from(arguments);
-        args = args.map(function(i) {
-          // catch objects
-          return (typeof i === 'string') ? i : JSON.stringify(i);
-        });
-
-        consoleBuffer.push({
-          method: method,
-          arguments: args,
-          source: 'sketch'
-        });
-      };
-    });
-
-    setInterval(function() {
-      if (consoleBuffer.length > 0) {
-        window.parent.postMessage(consoleBuffer, '*');
-        consoleBuffer.length = 0;
-      }
-    }, LOGWAIT);
-  </script>`;
-  return s;
-}
-
 function hijackConsoleErrorsScript(offs) {
-  const s = `<script>
+  const s = `
     function getScriptOff(line) {
       var offs = ${offs};
       var l = 0;
@@ -111,7 +74,7 @@ function hijackConsoleErrorsScript(offs) {
         }], '*');
       return false;
     };
-  </script>`;
+  `;
   return s;
 }
 
@@ -172,117 +135,178 @@ class PreviewFrame extends React.Component {
   }
 
   injectLocalFiles() {
-    let htmlFile = this.props.htmlFile.content;
+    const htmlFile = this.props.htmlFile.content;
     let scriptOffs = [];
 
-    // have to build the array manually because the spread operator is only
+    const resolvedFiles = this.resolveJSAndCSSLinks(this.props.files);
-    // one level down...
 
-    htmlFile = hijackConsoleLogsScript() + htmlFile;
+    const parser = new DOMParser();
-    const mediaFiles = this.props.files.filter(file => file.url);
+    const sketchDoc = parser.parseFromString(htmlFile, 'text/html');
-    const textFiles = this.props.files.filter(file => file.name.match(/(.+\.json$|.+\.txt$|.+\.csv$)/i) && file.url === undefined);
 
-    const jsFiles = [];
+    this.resolvePathsForElementsWithAttribute('src', sketchDoc, resolvedFiles);
-    this.props.jsFiles.forEach(jsFile => {
+    this.resolvePathsForElementsWithAttribute('href', sketchDoc, resolvedFiles);
-      const newJSFile = { ...jsFile };
+    // should also include background, data, poster, but these are used way less often
-      let jsFileStrings = newJSFile.content.match(STRING_REGEX);
+
+    this.resolveScripts(sketchDoc, resolvedFiles);
+    this.resolveStyles(sketchDoc, resolvedFiles);
+
+    let scriptsToInject = [
+      '/loop-protect.min.js',
+      '/hijackConsole.js'
+    ];
+    if (this.props.isTextOutputPlaying) {
+      let interceptorScripts = [];
+      if (this.props.textOutput === 1) {
+        interceptorScripts = [
+          '/interceptor/loadData.js',
+          '/interceptor/intercept-helper-functions.js',
+          '/interceptor/textInterceptor/interceptor-functions.js',
+          '/interceptor/textInterceptor/intercept-p5.js',
+          '/interceptor/ntc.min.js'
+        ];
+      } else if (this.props.textOutput === 2) {
+        interceptorScripts = [
+          '/interceptor/loadData.js',
+          '/interceptor/intercept-helper-functions.js',
+          '/interceptor/gridInterceptor/interceptor-functions.js',
+          '/interceptor/gridInterceptor/intercept-p5.js',
+          '/interceptor/ntc.min.js'
+        ];
+      } else if (this.props.textOutput === 3) {
+        interceptorScripts = [
+          '/interceptor/loadData.js',
+          '/interceptor/soundInterceptor/intercept-p5.js'
+        ];
+      }
+      scriptsToInject = scriptsToInject.concat(interceptorScripts);
+    }
+
+    scriptsToInject.forEach(scriptToInject => {
+      const script = sketchDoc.createElement('script');
+      script.src = scriptToInject;
+      sketchDoc.head.appendChild(script);
+    });
+
+    const sketchDocString = `<!DOCTYPE HTML>\n${sketchDoc.documentElement.outerHTML}`;
+    scriptOffs = getAllScriptOffsets(sketchDocString);
+    const consoleErrorsScript = sketchDoc.createElement('script');
+    consoleErrorsScript.innerHTML = hijackConsoleErrorsScript(JSON.stringify(scriptOffs));
+    sketchDoc.head.appendChild(consoleErrorsScript);
+
+    return `<!DOCTYPE HTML>\n${sketchDoc.documentElement.outerHTML}`;
+  }
+
+  resolvePathsForElementsWithAttribute(attr, sketchDoc, files) {
+    const elements = sketchDoc.querySelectorAll(`[${attr}]`);
+    elements.forEach(element => {
+      if (element.getAttribute(attr).match(MEDIA_FILE_REGEX_NO_QUOTES)) {
+        const resolvedFile = resolvePathToFile(element.getAttribute(attr), files);
+        if (resolvedFile) {
+          element.setAttribute(attr, resolvedFile.url);
+        }
+      }
+    });
+  }
+
+  resolveJSAndCSSLinks(files) {
+    const newFiles = [];
+    files.forEach(file => {
+      const newFile = { ...file };
+      if (file.name.match(/.*\.js$/i)) {
+        newFile.content = this.resolveJSLinksInString(newFile.content, files);
+      } else if (file.name.match(/.*\.css$/i)) {
+        newFile.content = this.resolveCSSLinksInString(newFile.content, files);
+      }
+      newFiles.push(newFile);
+    });
+    return newFiles;
+  }
+
+  resolveJSLinksInString(content, files) {
+    let newContent = content;
+    let jsFileStrings = content.match(STRING_REGEX);
     jsFileStrings = jsFileStrings || [];
     jsFileStrings.forEach(jsFileString => {
       if (jsFileString.match(MEDIA_FILE_REGEX)) {
         const filePath = jsFileString.substr(1, jsFileString.length - 2);
-          const filePathArray = filePath.split('/');
+        const resolvedFile = resolvePathToFile(filePath, files);
-          const fileName = filePathArray[filePathArray.length - 1];
+        if (resolvedFile) {
-          mediaFiles.forEach(file => {
+          if (resolvedFile.url) {
-            if (file.name === fileName) {
+            newContent = newContent.replace(filePath, resolvedFile.url);
-              newJSFile.content = newJSFile.content.replace(filePath, file.url); // eslint-disable-line
+          } else if (resolvedFile.name.match(TEXT_FILE_REGEX)) {
+            // could also pull file from API instead of using bloburl
+            const blobURL = getBlobUrl(resolvedFile);
+            this.props.setBlobUrl(resolvedFile, blobURL);
+            newContent = newContent.replace(filePath, blobURL);
+          }
+        }
       }
     });
-          textFiles.forEach(file => {
+    newContent = loopProtect(newContent);
-            if (file.name === fileName) {
+    return newContent;
-              const blobURL = getBlobUrl(file);
-              this.props.setBlobUrl(file, blobURL);
-              newJSFile.content = newJSFile.content.replace(filePath, blobURL);
   }
-          });
-        }
-      });
-      newJSFile.content = loopProtect(newJSFile.content);
-      jsFiles.push(newJSFile);
-    });
 
-    const cssFiles = [];
+  resolveCSSLinksInString(content, files) {
-    this.props.cssFiles.forEach(cssFile => {
+    let newContent = content;
-      const newCSSFile = { ...cssFile };
+    let cssFileStrings = content.match(STRING_REGEX);
-      let cssFileStrings = newCSSFile.content.match(STRING_REGEX);
     cssFileStrings = cssFileStrings || [];
     cssFileStrings.forEach(cssFileString => {
       if (cssFileString.match(MEDIA_FILE_REGEX)) {
         const filePath = cssFileString.substr(1, cssFileString.length - 2);
-          const filePathArray = filePath.split('/');
+        const resolvedFile = resolvePathToFile(filePath, files);
-          const fileName = filePathArray[filePathArray.length - 1];
+        if (resolvedFile) {
-          mediaFiles.forEach(file => {
+          if (resolvedFile.url) {
-            if (file.name === fileName) {
+            newContent = newContent.replace(filePath, resolvedFile.url);
-              newCSSFile.content = newCSSFile.content.replace(filePath, file.url); // eslint-disable-line
+          }
+        }
       }
     });
+    return newContent;
   }
-      });
-      cssFiles.push(newCSSFile);
-    });
 
-    jsFiles.forEach(jsFile => {
+  resolveScripts(sketchDoc, files) {
-      const fileName = escapeStringRegexp(jsFile.name);
+    const scriptsInHTML = sketchDoc.getElementsByTagName('script');
-      const fileRegex = new RegExp(`<script.*?src=('|")((\.\/)|\/)?${fileName}('|").*?>([\s\S]*?)<\/script>`, 'gmi');
+    const scriptsInHTMLArray = Array.prototype.slice.call(scriptsInHTML);
-      let replacementString;
+    scriptsInHTMLArray.forEach(script => {
-      if (jsFile.url) {
+      if (script.getAttribute('src') && script.getAttribute('src').match(NOT_EXTERNAL_LINK_REGEX) !== null) {
-        replacementString = `<script data-tag="${startTag}${jsFile.name}" src="${jsFile.url}"></script>`;
+        const resolvedFile = resolvePathToFile(script.getAttribute('src'), files);
+        if (resolvedFile) {
+          if (resolvedFile.url) {
+            script.setAttribute('src', resolvedFile.url);
           } else {
-        replacementString = `<script data-tag="${startTag}${jsFile.name}">\n${jsFile.content}\n</script>`;
+            script.removeAttribute('src');
+            script.innerHTML = resolvedFile.content; // eslint-disable-line
           }
-      htmlFile = htmlFile.replace(fileRegex, replacementString);
+        }
+      } else if (!(script.getAttribute('src') && script.getAttribute('src').match(EXTERNAL_LINK_REGEX)) !== null) {
+        script.innerHTML = this.resolveJSLinksInString(script.innerHTML, files); // eslint-disable-line
+      }
+    });
+  }
+
+  resolveStyles(sketchDoc, files) {
+    const inlineCSSInHTML = sketchDoc.getElementsByTagName('style');
+    const inlineCSSInHTMLArray = Array.prototype.slice.call(inlineCSSInHTML);
+    inlineCSSInHTMLArray.forEach(style => {
+      style.innerHTML = this.resolveCSSLinksInString(style.innerHTML, files); // eslint-disable-line
     });
 
-    cssFiles.forEach(cssFile => {
+    const cssLinksInHTML = sketchDoc.querySelectorAll('link[rel="stylesheet"]');
-      const fileName = escapeStringRegexp(cssFile.name);
+    cssLinksInHTML.forEach(css => {
-      const fileRegex = new RegExp(`<link.*?href=('|")((\.\/)|\/)?${fileName}('|").*?>`, 'gmi');
+      if (css.getAttribute('href') && css.getAttribute('href').match(NOT_EXTERNAL_LINK_REGEX) !== null) {
-      let replacementString;
+        const resolvedFile = resolvePathToFile(css.getAttribute('href'), files);
-      if (cssFile.url) {
+        if (resolvedFile) {
-        replacementString = `<link rel="stylesheet" href="${cssFile.url}" >`;
+          if (resolvedFile.url) {
+            css.href = resolvedFile.url; // eslint-disable-line
           } else {
-        replacementString = `<style>\n${cssFile.content}\n</style>`;
+            const style = sketchDoc.createElement('style');
+            style.innerHTML = `\n${resolvedFile.content}`;
+            sketchDoc.head.appendChild(style);
+            css.parentElement.removeChild(css);
+          }
+        }
       }
-      htmlFile = htmlFile.replace(fileRegex, replacementString);
     });
-
-    const htmlHead = htmlFile.match(/(?:<head.*?>)([\s\S]*?)(?:<\/head>)/gmi);
-    const headRegex = new RegExp('head', 'i');
-    let htmlHeadContents = htmlHead[0].split(headRegex)[1];
-    htmlHeadContents = htmlHeadContents.slice(1, htmlHeadContents.length - 2);
-    htmlHeadContents += '<script type="text/javascript" src="/loop-protect.min.js"></script>\n';
-
-    if (this.props.textOutput === 1 || this.props.isTextOutputPlaying) {
-      htmlHeadContents += '<script src="/interceptor/loadData.js"></script>\n';
-      htmlHeadContents += '<script src="/interceptor/intercept-helper-functions.js"></script>\n';
-      htmlHeadContents += '<script src="/interceptor/textInterceptor/interceptor-functions.js"></script>\n';
-      htmlHeadContents += '<script src="/interceptor/textInterceptor/intercept-p5.js"></script>\n';
-      htmlHeadContents += '<script type="text/javascript" src="/interceptor/ntc.min.js"></script>';
-    } else if (this.props.textOutput === 2 || this.props.isTextOutputPlaying) {
-      htmlHeadContents += '<script src="/interceptor/loadData.js"></script>\n';
-      htmlHeadContents += '<script src="/interceptor/intercept-helper-functions.js"></script>\n';
-      htmlHeadContents += '<script src="/interceptor/gridInterceptor/interceptor-functions.js"></script>\n';
-      htmlHeadContents += '<script src="/interceptor/gridInterceptor/intercept-p5.js"></script>\n';
-      htmlHeadContents += '<script type="text/javascript" src="/interceptor/ntc.min.js"></script>';
-    } else if (this.props.textOutput === 3 || this.props.isTextOutputPlaying) {
-      htmlHeadContents += '<script src="/interceptor/loadData.js"></script>\n';
-      htmlHeadContents += '<script src="/interceptor/soundInterceptor/intercept-p5.js"></script>\n';
-    }
-
-    htmlFile = htmlFile.replace(/(?:<head.*?>)([\s\S]*?)(?:<\/head>)/gmi, `<head>\n${htmlHeadContents}\n</head>`);
-
-    scriptOffs = getAllScriptOffsets(htmlFile);
-    htmlFile += hijackConsoleErrorsScript(JSON.stringify(scriptOffs));
-
-    return htmlFile;
   }
 
   renderSketch() {
@@ -331,8 +355,6 @@ PreviewFrame.propTypes = {
   htmlFile: PropTypes.shape({
     content: PropTypes.string.isRequired
   }),
-  jsFiles: PropTypes.array.isRequired,
-  cssFiles: PropTypes.array.isRequired,
   files: PropTypes.array.isRequired,
   dispatchConsoleEvent: PropTypes.func,
   children: PropTypes.element,

client/modules/IDE/components/ResetPasswordForm.jsx

@@ -1,4 +1,5 @@
 import React, { PropTypes } from 'react';
+import { domOnlyProps } from '../../../utils/reduxFormUtils';
 
 function ResetPasswordForm(props) {
   const { fields: { email }, handleSubmit, submitting, invalid, pristine } = props;
@@ -10,7 +11,7 @@ function ResetPasswordForm(props) {
           aria-label="email"
           type="text"
           placeholder="Email used for registration"
-          {...email}
+          {...domOnlyProps(email)}
         />
       </p>
       <input type="submit" disabled={submitting || invalid || pristine || props.user.resetPasswordInitiate} value="Send password reset email" aria-label="Send email to reset password" />

client/modules/IDE/components/SignupForm.jsx

@@ -1,4 +1,5 @@
 import React, { PropTypes } from 'react';
+import { domOnlyProps } from '../../../utils/reduxFormUtils';
 
 function SignupForm(props) {
   const { fields: { username, email, password, confirmPassword }, handleSubmit, submitting, invalid, pristine } = props;
@@ -10,7 +11,7 @@ function SignupForm(props) {
           aria-label="username"
           type="text"
           placeholder="Username"
-          {...username}
+          {...domOnlyProps(username)}
         />
         {username.touched && username.error && <span className="form-error">{username.error}</span>}
       </p>
@@ -20,7 +21,7 @@ function SignupForm(props) {
           aria-label="email"
           type="text"
           placeholder="Email"
-          {...email}
+          {...domOnlyProps(email)}
         />
         {email.touched && email.error && <span className="form-error">{email.error}</span>}
       </p>
@@ -30,7 +31,7 @@ function SignupForm(props) {
           aria-label="password"
           type="password"
           placeholder="Password"
-          {...password}
+          {...domOnlyProps(password)}
         />
         {password.touched && password.error && <span className="form-error">{password.error}</span>}
       </p>
@@ -40,7 +41,7 @@ function SignupForm(props) {
           type="password"
           placeholder="Confirm Password"
           aria-label="confirm password"
-          {...confirmPassword}
+          {...domOnlyProps(confirmPassword)}
         />
         {confirmPassword.touched && confirmPassword.error && <span className="form-error">{confirmPassword.error}</span>}
       </p>

client/modules/IDE/pages/IDEView.jsx

@@ -22,7 +22,7 @@ import * as EditorAccessibilityActions from '../actions/editorAccessibility';
 import * as PreferencesActions from '../actions/preferences';
 import * as UserActions from '../../User/actions';
 import * as ToastActions from '../actions/toast';
-import { getHTMLFile, getJSFiles, getCSSFiles } from '../reducers/files';
+import { getHTMLFile } from '../reducers/files';
 import SplitPane from 'react-split-pane';
 import Overlay from '../../App/components/Overlay';
 import SketchList from '../components/SketchList';
@@ -344,8 +344,6 @@ class IDEView extends React.Component {
                 </div>
                 <PreviewFrame
                   htmlFile={this.props.htmlFile}
-                  jsFiles={this.props.jsFiles}
-                  cssFiles={this.props.cssFiles}
                   files={this.props.files}
                   content={this.props.selectedFile.content}
                   isPlaying={this.props.ide.isPlaying}
@@ -559,8 +557,6 @@ IDEView.propTypes = {
   }),
   setSelectedFile: PropTypes.func.isRequired,
   htmlFile: PropTypes.object.isRequired,
-  jsFiles: PropTypes.array.isRequired,
-  cssFiles: PropTypes.array.isRequired,
   dispatchConsoleEvent: PropTypes.func.isRequired,
   newFile: PropTypes.func.isRequired,
   closeNewFileModal: PropTypes.func.isRequired,
@@ -617,8 +613,6 @@ function mapStateToProps(state) {
     files: state.files,
     selectedFile: state.files.find(file => file.isSelectedFile),
     htmlFile: getHTMLFile(state.files),
-    jsFiles: getJSFiles(state.files),
-    cssFiles: getCSSFiles(state.files),
     ide: state.ide,
     preferences: state.preferences,
     editorAccessibility: state.editorAccessibility,

client/utils/reduxFormUtils.js

@@ -0,0 +1,16 @@
+/* eslint-disable */
+export const domOnlyProps = ({
+  initialValue,
+  autofill,
+  onUpdate,
+  valid,
+  invalid,
+  dirty,
+  pristine,
+  active,
+  touched,
+  visited,
+  autofilled,
+  error,
+  ...domProps }) => domProps;
+/* eslint-enable */

package.json

@@ -57,7 +57,7 @@
     "webpack-manifest-plugin": "^1.1.0"
   },
   "engines": {
-    "node": ">=4"
+    "node": ">=6"
   },
   "dependencies": {
     "archiver": "^1.1.0",
@@ -82,6 +82,7 @@
     "file-type": "^3.8.0",
     "htmlhint": "^0.9.13",
     "js-beautify": "^1.6.4",
+    "jsdom": "^9.8.3",
     "jshint": "^2.9.2",
     "lodash": "^4.16.4",
     "loop-protect": "git+https://git@github.com/catarak/loop-protect.git",
@@ -93,11 +94,11 @@
     "passport": "^0.3.2",
     "passport-github": "^1.1.0",
     "passport-local": "^1.0.0",
-    "react": "^15.0.2",
+    "react": "^15.1.0",
-    "react-dom": "^15.0.2",
+    "react-dom": "^15.1.0",
     "react-inlinesvg": "^0.4.2",
     "react-redux": "^4.4.5",
-    "react-router": "^2.4.1",
+    "react-router": "^2.6.0",
     "react-split-pane": "^0.1.44",
     "redux": "^3.5.2",
     "redux-form": "^5.3.3",

server/controllers/embed.controller.js

@@ -2,35 +2,12 @@ import Project from '../models/project';
 import escapeStringRegexp from 'escape-string-regexp';
 const startTag = '@fs-';
 import { resolvePathToFile } from '../utils/filePath';
-
+import {
-function injectMediaUrls(filesToInject, allFiles, projectId) {
+  injectMediaUrls,
-  filesToInject.forEach(file => {
+  resolvePathsForElementsWithAttribute,
-    let fileStrings = file.content.match(/(['"])((\\\1|.)*?)\1/gm);
+  resolveScripts,
-    const fileStringRegex = /^('|")(?!(http:\/\/|https:\/\/)).*('|")$/i;
+  resolveStyles } from '../utils/previewGeneration';
-    fileStrings = fileStrings || [];
+import jsdom, { serializeDocument } from 'jsdom';
-    fileStrings.forEach(fileString => {
-      //if string does not begin with http or https
-      if (fileString.match(fileStringRegex)) {
-        const filePath = fileString.substr(1, fileString.length - 2);
-        const resolvedFile = resolvePathToFile(filePath, allFiles);
-        if (resolvedFile) {
-          if (resolvedFile.url) {
-            file.content = file.content.replace(filePath,resolvedFile.url);
-          } else if (resolvedFile.name.match(/(.+\.json$|.+\.txt$|.+\.csv$)/i)) {
-            let resolvedFilePath = filePath;
-            if (resolvedFilePath.startsWith('.')) {
-              resolvedFilePath = resolvedFilePath.substr(1);
-            }
-            while (resolvedFilePath.startsWith('/')) {
-              resolvedFilePath = resolvedFilePath.substr(1);
-            }
-            file.content = file.content.replace(filePath, `/api/projects/${projectId}/${resolvedFilePath}`);
-          }
-        }
-      }
-    });
-  });
-}
 
 export function serveProject(req, res) {
   Project.findById(req.params.project_id)
@@ -38,25 +15,17 @@ export function serveProject(req, res) {
       //TODO this does not parse html
       const files = project.files;
       let htmlFile = files.find(file => file.name.match(/\.html$/i)).content;
-      const jsFiles = files.filter(file => file.name.match(/\.js$/i));
+      const filesToInject = files.filter(file => file.name.match(/\.(js|css)$/i));
-      const cssFiles = files.filter(file => file.name.match(/\.css$/i));
+      injectMediaUrls(filesToInject, files, req.params.project_id);
 
-      injectMediaUrls(jsFiles, files, req.params.project_id);
+      jsdom.env(htmlFile, (err, window) => {
-      injectMediaUrls(cssFiles, files, req.params.project_id);
+        const sketchDoc = window.document;
+        resolvePathsForElementsWithAttribute('src', sketchDoc, files);
+        resolvePathsForElementsWithAttribute('href', sketchDoc, files);
+        resolveScripts(sketchDoc, files);
+        resolveStyles(sketchDoc, files);
 
-      jsFiles.forEach(jsFile => {
+        res.send(serializeDocument(sketchDoc));
-        const fileName = escapeStringRegexp(jsFile.name);
-        const fileRegex = new RegExp(`<script.*?src=('|")((\.\/)|\/)?${fileName}('|").*?>([\s\S]*?)<\/script>`, 'gmi');
-        const replacementString = `<script data-tag="${startTag}${jsFile.name}">\n${jsFile.content}\n</script>`;
-        htmlFile = htmlFile.replace(fileRegex, replacementString);
       });
-
-      cssFiles.forEach(cssFile => {
-        const fileName = escapeStringRegexp(cssFile.name);
-        const fileRegex = new RegExp(`<link.*?href=('|")((\.\/)|\/)?${fileName}('|").*?>`, 'gmi');
-        htmlFile = htmlFile.replace(fileRegex, `<style>\n${cssFile.content}\n</style>`);
-      });
-
-      res.send(htmlFile);
     });
 }

server/utils/filePath.js

@@ -1,38 +1,32 @@
 export function resolvePathToFile(filePath, files) {
   const filePathArray = filePath.split('/');
   let resolvedFile;
-  let currentFile;
+  let currentFile = files.find(file => file.name === 'root');
   filePathArray.some((filePathSegment, index) => {
-    if (filePathSegment === "" || filePathSegment === ".") {
+    if (filePathSegment === '' || filePathSegment === '.') {
       return false;
-    } else if (filePathSegment === "..") {
+    } else if (filePathSegment === '..') {
-      return true;
-    } else {
-      if (!currentFile) {
-        const file = files.find(file => file.name === filePathSegment);
-        if (!file) {
       return true;
     }
-        currentFile = file;
+
-        if (index === filePathArray.length - 1) {
+    let foundChild = false;
-          resolvedFile = file;
+    const childFiles = currentFile.children.map(childFileId =>
-        }
+      files.find(file =>
-      } else {
+        file._id.valueOf().toString() === childFileId.valueOf()
-        const childFiles = currentFile.children.map(childFileId => {
+      )
-          return files.find(file => {
+    );
-            return file._id.valueOf().toString() === childFileId.valueOf();
-          });
-        });
     childFiles.some(childFile => {
       if (childFile.name === filePathSegment) {
         currentFile = childFile;
+        foundChild = true;
         if (index === filePathArray.length - 1) {
           resolvedFile = childFile;
         }
+        return true;
       }
+      return false;
     });
-      }
+    return !foundChild;
-    }
   });
   return resolvedFile;
 }

server/utils/previewGeneration.js

@@ -0,0 +1,102 @@
+import { resolvePathToFile } from '../utils/filePath';
+
+const MEDIA_FILE_REGEX = /^('|")(?!(http:\/\/|https:\/\/)).*\.(png|jpg|jpeg|gif|bmp|mp3|wav|aiff|ogg|json|txt|csv|svg|obj|mp4|ogg|webm|mov)('|")$/i;
+const MEDIA_FILE_REGEX_NO_QUOTES = /^(?!(http:\/\/|https:\/\/)).*\.(png|jpg|jpeg|gif|bmp|mp3|wav|aiff|ogg|json|txt|csv|svg|obj|mp4|ogg|webm|mov)$/i;
+const STRING_REGEX = /(['"])((\\\1|.)*?)\1/gm;
+const TEXT_FILE_REGEX = /(.+\.json$|.+\.txt$|.+\.csv$)/i;
+const EXTERNAL_LINK_REGEX = /^(http:\/\/|https:\/\/)/;
+const NOT_EXTERNAL_LINK_REGEX = /^(?!(http:\/\/|https:\/\/))/;
+
+function resolveLinksInString(content, files, projectId) {
+  let newContent = content;
+  let fileStrings = content.match(STRING_REGEX);
+  const fileStringRegex = /^('|")(?!(http:\/\/|https:\/\/)).*('|")$/i;
+  fileStrings = fileStrings || [];
+  fileStrings.forEach(fileString => {
+    //if string does not begin with http or https
+    if (fileString.match(fileStringRegex)) {
+      const filePath = fileString.substr(1, fileString.length - 2);
+      const resolvedFile = resolvePathToFile(filePath, files);
+      if (resolvedFile) {
+        if (resolvedFile.url) {
+          newContent = newContent.replace(filePath,resolvedFile.url);
+        } else if (resolvedFile.name.match(/(.+\.json$|.+\.txt$|.+\.csv$)/i)) {
+          let resolvedFilePath = filePath;
+          if (resolvedFilePath.startsWith('.')) {
+            resolvedFilePath = resolvedFilePath.substr(1);
+          }
+          while (resolvedFilePath.startsWith('/')) {
+            resolvedFilePath = resolvedFilePath.substr(1);
+          }
+          newContent = newContent.replace(filePath, `/api/projects/${projectId}/${resolvedFilePath}`);
+        }
+      }
+    }
+  });
+  return newContent;
+}
+
+export function injectMediaUrls(filesToInject, allFiles, projectId) {
+  filesToInject.forEach((file, index) => {
+    file.content = resolveLinksInString(file.content, allFiles, projectId);
+  });
+}
+
+export function resolvePathsForElementsWithAttribute(attr, sketchDoc, files) {
+  const elements = sketchDoc.querySelectorAll(`[${attr}]`);
+  const elementsArray = Array.prototype.slice.call(elements);
+  elementsArray.forEach(element => {
+    if (element.getAttribute(attr).match(MEDIA_FILE_REGEX_NO_QUOTES)) {
+      const resolvedFile = resolvePathToFile(element.getAttribute(attr), files);
+      if (resolvedFile) {
+        element.setAttribute(attr, resolvedFile.url);
+      }
+    }
+  });
+}
+
+export function resolveScripts(sketchDoc, files, projectId) {
+    const scriptsInHTML = sketchDoc.getElementsByTagName('script');
+    const scriptsInHTMLArray = Array.prototype.slice.call(scriptsInHTML);
+    scriptsInHTMLArray.forEach(script => {
+      if (script.getAttribute('src') && script.getAttribute('src').match(NOT_EXTERNAL_LINK_REGEX) !== null) {
+        const resolvedFile = resolvePathToFile(script.getAttribute('src'), files);
+        if (resolvedFile) {
+          if (resolvedFile.url) {
+            script.setAttribute('src', resolvedFile.url);
+          } else {
+            script.removeAttribute('src');
+            script.innerHTML = resolvedFile.content;
+          }
+        }
+      } else if (!(script.getAttribute('src') && script.getAttribute('src').match(EXTERNAL_LINK_REGEX) !== null)) {
+        script.innerHTML =  resolveLinksInString(script.innerHTML, files, projectId);
+      }
+    });
+  }
+
+export function resolveStyles(sketchDoc, files, projectId) {
+    const inlineCSSInHTML = sketchDoc.getElementsByTagName('style');
+    const inlineCSSInHTMLArray = Array.prototype.slice.call(inlineCSSInHTML);
+    inlineCSSInHTMLArray.forEach(style => {
+      style.innerHTML = resolveLinksInString(style.innerHTML, files, projectId);
+    });
+
+    const cssLinksInHTML = sketchDoc.querySelectorAll('link[rel="stylesheet"]');
+    const cssLinksInHTMLArray = Array.prototype.slice.call(cssLinksInHTML);
+    cssLinksInHTMLArray.forEach(css => {
+      if (css.getAttribute('href') && css.getAttribute('href').match(NOT_EXTERNAL_LINK_REGEX) !== null) {
+        const resolvedFile = resolvePathToFile(css.getAttribute('href'), files);
+        if (resolvedFile) {
+          if (resolvedFile.url) {
+            css.setAttribute('href', resolvedFile.url);
+          } else {
+            const style = sketchDoc.createElement('style');
+            style.innerHTML = `\n${resolvedFile.content}`;
+            sketchDoc.getElementsByTagName("head")[0].appendChild(style);
+            css.parentNode.removeChild(css);
+          }
+        }
+      }
+    });
+  }

static/hijackConsole.js

@@ -0,0 +1,35 @@
+var iframeWindow = window;
+var originalConsole = iframeWindow.console;
+iframeWindow.console = {};
+
+var methods = [
+  'debug', 'clear', 'error', 'info', 'log', 'warn'
+];
+
+var consoleBuffer = [];
+var LOGWAIT = 500;
+
+methods.forEach( function(method) {
+  iframeWindow.console[method] = function() {
+    originalConsole[method].apply(originalConsole, arguments);
+
+    var args = Array.from(arguments);
+    args = args.map(function(i) {
+      // catch objects
+      return (typeof i === 'string') ? i : JSON.stringify(i);
+    });
+
+    consoleBuffer.push({
+      method: method,
+      arguments: args,
+      source: 'sketch'
+    });
+  };
+});
+
+setInterval(function() {
+  if (consoleBuffer.length > 0) {
+    window.parent.postMessage(consoleBuffer, '*');
+    consoleBuffer.length = 0;
+  }
+}, LOGWAIT);

webpack.config.dev.js

@@ -22,7 +22,7 @@ module.exports = {
     extensions: ['', '.js', '.jsx'],
     modules: [
       'client',
-      'node_modules',
+      'node_modules'
     ]
   },
 	plugins: [