add rough client interface \n complete server interface for adding revisions \n remove scaffolding examples

client/app/document/document.js

@@ -0,0 +1,31 @@
+'use strict';
+
+angular.module('markdownFormatWdiffApp')
+  .config(function ($routeProvider) {
+    $routeProvider
+      .when('/', {
+        templateUrl: 'app/document/index/index.html',
+        controller: 'DocumentIndexCtrl'
+      })
+      .when('/user/:userid', {
+        templateUrl: 'app/document/index/index.html',
+        controller: 'DocumentIndexCtrl'
+      })
+      .when('/:id', {
+        templateUrl: 'app/document/show/show.html',
+        controller: 'DocumentShowCtrl'
+      })
+      .when('/:id/revision/new', {
+        templateUrl: 'app/document/revision-new/revision-new.html',
+        controller: 'DocumentRevisionNewCtrl'
+      })
+      .when('/:id/revision/:revisionid', {
+        templateUrl: 'app/document/revision/revision.html',
+        controller: 'DocumentRevisionCtrl'
+      })
+      .when('/wdiff/:revisionida/:revisionidb', {
+        templateUrl: 'app/document/wdiff/wdiff.html',
+        controller: 'DocumentWdiffCtrl'
+      });
+
+  });

client/app/document/index/index.controller.js

@@ -0,0 +1,33 @@
+'use strict';
+
+angular.module('markdownFormatWdiffApp')
+  .controller('DocumentIndexCtrl', function ($scope, $routeParams, $http, Auth, $location) {
+    $scope.documents = [];
+    $scope.newDocumentTitle;
+
+    $scope.getCurrentUser = Auth.getCurrentUser; 
+    $scope.isLoggedIn = Auth.isLoggedIn;  
+
+    // if routeParams specifies a user, restrict the query to that user
+    var path = '/api/documents'+ ($routeParams.userid ? '/owner/'+$routeParams.userid : '');
+    $http.get(path).success(function(documents) {
+      $scope.documents = documents; 
+    });
+
+
+    $scope.createDocument = function () {
+      if ($scope.newDocumentTitle == "")
+        return
+
+      //save the document
+      $http.post('/api/documents', {title: $scope.newDocumentTitle})
+      .success(function(newDocument) {
+        $scope.documents.push(newDocument);
+        //and document view page
+        $location.path('/'+newDocument._id);
+      });
+
+    };
+
+    $scope.json = function (object) { return JSON.stringify(object, null, "  "); };
+ })

client/app/document/index/index.jade

@@ -0,0 +1,32 @@
+nav(ng-include='"components/navbar/navbar.html"')
+
+nav(ng-include='"components/elements/header.html"', onload='title = "documents"')
+    
+.container
+  .row(ng-show='isLoggedIn()')
+    .col-lg-9.col-md-12.center-block
+      form.form-inline
+        .form-group
+          label(for='title-input')
+            | New Document
+          input.form-control(type='text', id='title-input', placeholder='title', ng-model='newDocumentTitle')
+        button.btn.btn-default(type='submit', ng-click='createDocument()')
+          | Create
+
+  .row
+    .col-lg-6.col-md-12(ng-repeat='document in documents | orderBy:"currentRevision.created":true' )
+      h4
+        a(href='/{{document._id}}')
+          {{document.title}}
+      div
+        p
+          | State: 
+          {{document.currentRevision.state}}
+        p
+          | Updated:
+          {{document.currentRevision.created}}
+      pre
+        {{json(document)}}
+ 
+
+footer(ng-include='"components/elements/footer.html"')

client/app/document/revision-new/revision-new.controller.js

@@ -0,0 +1,36 @@
+'use strict';
+
+angular.module('markdownFormatWdiffApp')
+  .controller('DocumentRevisionNewCtrl', function ($scope, $routeParams, $http, Auth, $location) {
+    $scope.revision = {};
+
+
+    $scope.getCurrentUser = Auth.getCurrentUser;
+    $scope.isLoggedIn = Auth.isLoggedIn; 
+
+    $scope.isOwner = function () {
+      var currentUser = Auth.getCurrentUser();
+      if (!currentUser || !$scope.revision || !$scope.revision.owner)
+        return false; 
+
+      return $scope.revision.owner._id == currentUser._id;
+    };
+
+    var path = '/api/documents/' + $routeParams.id;
+    $http.get(path).success(function(revision) {
+      $scope.document = document;
+      $scope.revision = angular.copy(document.currentRevision);
+    });
+
+
+    $scope.saveRevision = function() {
+      //save the revision to the document
+      $http.post('/api/documents/'+$routeParams.id+'/revisions', $scope.revision)
+      .success(function(newRevision) {
+        //and redirect to the revision view page
+        $location.path('/'+$routeParams.id+'/revision/'+newRevision._id);
+      });
+    };
+
+    $scope.json = function (object) { return JSON.stringify(object, null, "  "); };
+  })

client/app/document/revision-new/revision-new.jade

@@ -0,0 +1,26 @@
+nav(ng-include='"components/navbar/navbar.html"')
+
+nav(ng-include='"components/elements/header.html"', ng-onload='title = {{revision.created}}')
+    
+.container
+  .row
+    form.col-lg-9.col-md-12.center-block
+      h4
+        {{revision.document.title}} - {{revision.created}}  
+      .form-group
+        label(for='status-input')
+          | Status
+        input.form-control(type='text', id='status-input', ng-model='revision.status')
+      .form-group
+        label(for='content-input')
+          | Content
+        textarea.form-control(id='content-input', ng-model='revision.content')
+      button.btn.btn-default(ng-click='saveRevision()')
+        | Save
+
+  .row
+    pre.col-lg-9.col-md-12.center-block
+      {{json(revision)}}
+
+
+footer(ng-include='"components/elements/footer.html"')

client/app/document/revision/revision.controller.js

@@ -0,0 +1,34 @@
+'use strict';
+
+angular.module('markdownFormatWdiffApp')
+  .controller('DocumentRevisionCtrl', function ($scope, $routeParams, $http, Auth) {
+    $scope.revision = {};
+
+    $scope.getCurrentUser = Auth.getCurrentUser;
+    $scope.isLoggedIn = Auth.isLoggedIn; 
+
+    //returns true if the current user is logged in and is the owner of this document / revision
+    $scope.isOwner = function () {
+      var currentUser = Auth.getCurrentUser();
+      if (!currentUser || !$scope.revision || !$scope.revision.owner)
+        return false; 
+
+      return $scope.revision.owner._id == currentUser._id;
+    }
+
+    //returns true if this revision is the current revision in its document
+    $scope.isCurrent = function () {
+      if (!$scope.revision)
+        return false;
+
+      return $scope.revision._id == $scope.revision.document.currentRevision;
+    }
+
+    var path = '/api/documents/'+$routeParams.id+'/revisions/' + $routeParams.revisionid;
+    $http.get(path).success(function(revision) {
+      $scope.revision = revision;
+    });
+
+    $scope.json = function (object) { return JSON.stringify(object, null, "  "); };
+
+  })

client/app/document/revision/revision.jade

@@ -0,0 +1,28 @@
+nav(ng-include='"components/navbar/navbar.html"')
+
+nav(ng-include='"components/elements/header.html"', ng-onload='title = {{revision.created}}')
+    
+.container
+  .row
+    span(ng-show='isCurrent()')
+      | Current revision
+    a.btn.btn-primary(ng-hide='isCurrent()' href='/wdiff/{{revision._id}}/{{revision.document.currentRevision}}')
+      | wdiff current
+
+  .row
+    .col-lg-6.col-md-9.center-block
+      h4
+        {{revision.created}}
+      div
+        p
+          | State: 
+          {{revision.state}}
+        p
+          | Updated:
+          {{revision.created}}
+      div(btf-markdown='revision.content')
+      pre
+        {{json(revision)}}
+ 
+
+footer(ng-include='"components/elements/footer.html"')

client/app/document/show/show.controller.js

@@ -0,0 +1,26 @@
+'use strict';
+
+angular.module('markdownFormatWdiffApp')
+  .controller('DocumentShowCtrl', function ($scope, $routeParams, $http, Auth) {
+    $scope.document = {};
+
+    $scope.getCurrentUser = Auth.getCurrentUser;
+    $scope.isLoggedIn = Auth.isLoggedIn; 
+
+    $scope.isOwner = function () {
+      var currentUser = Auth.getCurrentUser();
+      if (!currentUser || !$scope.document || !$scope.document.owner)
+        return false; 
+
+      return $scope.document.owner._id == currentUser._id;
+    }
+
+    // if routeParams specifies a user, restrict the query to that user
+    var path = '/api/documents/' + $routeParams.id;
+    $http.get(path).success(function(document) {
+      $scope.document = document;
+    });
+
+    $scope.json = function (object) { return JSON.stringify(object, null, "  "); };
+
+  })

client/app/document/show/show.jade

@@ -0,0 +1,27 @@
+nav(ng-include='"components/navbar/navbar.html"')
+
+nav(ng-include='"components/elements/header.html"', ng-onload='title = {{document.title}}')
+    
+.container
+  .row(ng-show='isOwner()')
+    form.col-lg-12
+      a.btn.btn-primary(href='/{{document._id}}/revision/new')
+        | New Revision
+
+  .row(ng-repeat='revision in document.revisions | orderBy:"created":true' )
+    .col-lg-6.col-md-9.center-block
+      h4
+        a(href='/{{document._id}}/revision/{{revision._id}}')
+          {{revision.created}}
+      div
+        p
+          | State: 
+          {{revision.state}}
+        p
+          | Updated:
+          {{revision.created}}
+      pre
+        | {{json(revision)}}
+ 
+
+footer(ng-include='"components/elements/footer.html"')

client/app/document/wdiff/wdiff.controller.js

@@ -0,0 +1,40 @@
+'use strict';
+
+angular.module('markdownFormatWdiffApp')
+  .controller('DocumentWdiffCtrl', function ($scope, $routeParams, $http, Auth) {
+    $scope.wdiff = "";
+    $scope.same = false;
+    $scope.revisionA = {};
+    $scope.revisionB = {};
+
+    $scope.getCurrentUser = Auth.getCurrentUser;
+    $scope.isLoggedIn = Auth.isLoggedIn; 
+/*
+    //returns true if the current user is logged in and is the owner of this document / revision
+    $scope.isOwner = function () {
+      var currentUser = Auth.getCurrentUser();
+      if (!currentUser || !$scope.revision || !$scope.revision.owner)
+        return false; 
+
+      return $scope.revision.owner._id == currentUser._id;
+    }
+
+    //returns true if this revision is the current revision in its document
+    $scope.isCurrent = function () {
+      if (!$scope.revision)
+        return false;
+
+      return $scope.revision._id == $scope.revision.document.currentRevision._id;
+    }
+*/
+    var path = '/api/documents/wdiff/'+$routeParams.revisionida+'/'+$routeParams.revisionidb;
+    $http.get(path).success(function(result) {
+      $scope.result = result;
+      $scope.wdiff = result.wdiff;
+      $scope.revisionA = result.a;
+      $scope.revisionB = result.b;
+    });
+
+    $scope.json = function (object) { return JSON.stringify(object, null, "  "); };
+
+  })

client/app/document/wdiff/wdiff.jade

@@ -0,0 +1,19 @@
+wdiff.jadenav(ng-include='"components/navbar/navbar.html"')
+
+nav(ng-include='"components/elements/header.html"', ng-onload='title = {{revision.created}}')
+    
+.container
+  .row
+    //!!! add controls to view a and b
+
+  .row
+    .col-lg-6.col-md-9.center-block
+      h4
+        | wdiff {{a.created}} " -- " {{b.created}} 
+      div
+      div(btf-markdown='wdiff')
+      pre
+        {{json(result)}}
+ 
+
+footer(ng-include='"components/elements/footer.html"')

client/app/wdiff/wdiff.controller.js

@@ -9,18 +9,13 @@ angular.module('markdownFormatWdiffApp')
     $scope.displayAsMarkdown = true;
 
     $scope.compare = function() {
-      $http.post('/api/wdiff', //+($scope.displayAsMarkdown ? '/markdown': ''), 
+      $http.post('/api/wdiff'+($scope.displayAsMarkdown ? '/markdown': ''), 
         { a: $scope.docA, b: $scope.docB }, 
         {headers:{"Content-Type":"application/json"}})
       .success(function (data) {
         if ($scope.displayAsMarkdown) {
-          var markdown = data.wdiff;
-          markdown = markdown.replace(/\[-/g, '<del>');
-          markdown = markdown.replace(/-\]/g, '</del>');
-          markdown = markdown.replace(/{\+/g, '<ins>');
-          markdown = markdown.replace(/\+}/g, '</ins>');
          
-          $scope.wdiffMarkdown = markdown; //data.markdown;
+          $scope.wdiffMarkdown = data.markdown; //data.markdown;
           $scope.wdiff = '';
         }
         else {

client/app/wdiff/wdiff.jade

@@ -1,8 +1,6 @@
-div(ng-include='"components/navbar/navbar.html"')
+nav(ng-include='"components/navbar/navbar.html"')
 
-header#banner.hero-unit
-  .container
-    h1 wdiff
+nav(ng-include='"components/elements/header.html"', onload='title = "wdiff"')
     
 .container
   .row
@@ -43,10 +41,4 @@ header#banner.hero-unit
       textarea.form-control(id='docB', ng-model='docB')
 
  
-footer.footer
-  .container
-    p
-      | Wdiff online
-      = ' | '
-      a(href='https://madanworb.com') Adam Brown
-      
+footer(ng-include='"components/elements/footer.html"')

client/app/wdiff/wdiff.js

@@ -3,7 +3,7 @@
 angular.module('markdownFormatWdiffApp')
   .config(function ($routeProvider) {
     $routeProvider
-      .when('/', {
+      .when('/test/wdiff', {
         templateUrl: 'app/wdiff/wdiff.html',
         controller: 'WdiffCtrl'
       });

client/components/elements/footer.jade

@@ -0,0 +1,8 @@
+div.footer
+  .container
+    p
+      a(href='https://madanworb.com') Adam Brown
+      = ' | '
+      | This website is 
+      a(href='https://github.com/adamarthurryan/wdiff-markdown-editor') open source
+      | .

client/components/elements/header.jade

@@ -0,0 +1,3 @@
+header#banner.hero-unit
+  .container
+    h1 {{title}}

client/index.html

@@ -68,6 +68,12 @@
           <script src="app/account/signup/signup.controller.js"></script>
           <script src="app/admin/admin.controller.js"></script>
           <script src="app/admin/admin.js"></script>
+          <script src="app/document/document.js"></script>
+          <script src="app/document/index/index.controller.js"></script>
+          <script src="app/document/revision-new/revision-new.controller.js"></script>
+          <script src="app/document/revision/revision.controller.js"></script>
+          <script src="app/document/show/show.controller.js"></script>
+          <script src="app/document/wdiff/wdiff.controller.js"></script>
           <script src="app/wdiff/wdiff.controller.js"></script>
           <script src="app/wdiff/wdiff.js"></script>
           <script src="components/auth/auth.service.js"></script>

markdown-format-wdiff.sublime-project

@@ -0,0 +1,17 @@
+{
+	"folders":
+	[
+		{
+			"follow_symlinks": true,
+			"path": "client"
+		},
+    {
+      "follow_symlinks": true,
+      "path": "e2e"
+    },
+    {
+      "follow_symlinks": true,
+      "path": "server"
+    }
+	]
+}

server/api/document/document.controller.js

@@ -0,0 +1,249 @@
+/**
+ * Using Rails-like standard naming convention for endpoints.
+ * GET     /documents              ->  index
+ * POST    /documents              ->  create
+ * GET     /documents/:id          ->  show
+ * PUT     /documents/:id          ->  update
+ * DELETE  /documents/:id          ->  destroy
+ */
+
+'use strict';
+
+var _ = require('lodash');
+var Document = require('./document.model');
+var Revision = require('./revision.model');
+var wdiff = require('../../components/wdiff');
+var mongoose = require('mongoose');
+
+
+// Get a list of all documents
+exports.index = function(req, res) {
+  Document
+    .find()
+    .populate('owner', '_id name')
+    .populate('currentRevision', '_id state created')
+    .exec(function (err, documents) {
+      if(err) { return handleError(res, err); }
+      return res.json(200, documents);
+    });
+};
+
+// Get a list of all documents
+exports.indexForUser = function(req, res) {
+  Document
+    .find({owner: req.params.userid})
+    .populate('owner', '_id name')
+    .populate('currentRevision', '_id state created')
+    .exec(function (err, documents) {
+      if(err) { return handleError(res, err); }
+      return res.json(200, documents);
+    });
+};
+
+// Get a single document
+exports.show = function(req, res) {
+  Document
+    .findById(req.params.id)
+    .populate('owner', '_id name')
+    .populate('currentRevision', '_id state created description content')
+    .populate('revisions', '_id state created description')
+    .exec(function (err, document) {
+      if(err) { return handleError(res, err); }
+      if(!document) { return res.send(404); }
+      return res.json(document);
+    });
+};
+
+// Creates a new document with the current user as owner
+exports.create = function(req, res) {
+  //we do not allow the api client to change the owner willy-nilly!
+  //can this be set in the schema somehow?
+  if (req.body.owner) { delete req.body.owner; }
+
+  //nor document id
+  if (req.body._id) { delete req.body._id; }
+
+  //the client cant add revisions either
+  if (req.body.revisions) { delete req.body.revisions; }
+  if (req.body.currentRevision) { delete req.body.currentRevision; }
+
+  //add the current user to the document object
+  var document = _.merge(req.body, {owner: req.user._id});
+
+
+  //and add to the db
+  Document.create(document, function(err, document) {
+    if(err) { return handleError(res, err); }
+
+    //create an initial, empty revision
+    var revision = {document: document, status: 'empty', content:''};
+    Revision.create(revision, function(err, revision) {
+      if(err) { return handleError(res, err); }
+
+      //then add that revision back to the document
+      document.currentRevision = revision;
+      document.revisions = [revision];
+
+      //save the document and return
+      document.save(function (err, document) {
+        if(err) { return handleError(res, err); }
+          return res.json(201, document);
+      });
+    });
+  });
+};
+
+/*
+// Updates an existing document in the DB.
+exports.update = function(req, res) {
+  //we don't allow the id to be updated 
+  //!!! do we even need to worry about this? Prolly not!
+  if(req.body._id) { delete req.body._id; }
+
+  //??? should we allow the revisions to be updated here? Prolly not
+  if (req.body.revisions) { delete req.body.revisions; }
+
+  Document.findById(req.params.id, function (err, document) {
+    if (err) { return handleError(res, err); }
+    if(!document) { return res.send(404); }
+
+    // require user authentication
+    if (! mongoose.Types.ObjectId(document.owner).equals(req.user._id))
+      {return res.send(401);}
+
+    //do it
+    var updated = _.merge(document, req.body);
+    updated.save(function (err) {
+      if (err) { return handleError(res, err); }
+      return res.json(200, document);
+    });
+  });
+};
+*/
+
+// Deletes a document from the DB.
+exports.destroy = function(req, res) {
+  Document.findById(req.params.id, function (err, document) {
+    if(err) { return handleError(res, err); }
+    if(!document) { return res.send(404); }
+
+    // require user authentication
+    if (! mongoose.Types.ObjectId(document.owner).equals(req.user._id))
+      {return res.send(401);}
+
+    //do it
+    document.remove(function(err) {
+      if(err) { return handleError(res, err); }
+      return res.send(204);
+    });
+  });
+};
+
+// Get a list of all revisions for a document
+exports.indexRevisionsForDocument = function(req, res) {
+  Revision
+    .find({document: req.params.id})
+    .populate('owner', '_id name')
+    .populate('document', '_id title currentRevision')
+    .exec(function (err, revisions) {
+      if(err) { return handleError(res, err); }
+      if(!revisions) { return res.send(404); }
+
+      return res.json(200, revisions);
+    });
+};
+
+// Show a revision by id
+exports.showRevision = function(req, res) {
+  Revision
+    .findById(req.params.revisionid)
+    .populate('owner', '_id name')
+    .populate('document', '_id title currentRevision')
+    .exec(function (err, revision) {
+      if(err) { return handleError(res, err); }
+      if(!revision) { return res.send(404); }
+
+      //ensure this revision actually belongs to the specified document
+      if (! mongoose.Types.ObjectId(revision.document._id).equals(req.params.id))
+        {return res.status(403).send("Mismatch between revision id and document id.");}
+
+ 
+      // ??? require user authentication
+      //if (! mongoose.Types.ObjectId(document.owner).equals(req.user._id))
+      //  {return res.send(401);}
+
+      return res.json(revision);     
+  });
+};
+
+// Create a new revision and add it to a document (with the current user as owner)
+// This can only be performed by the user who owns the document
+exports.createRevision = function(req, res) {
+  //we do not allow the api client to change the owner willy-nilly!
+  //can this be set in the schema somehow?
+  if (req.body.owner) { delete req.body.owner; }
+
+  //similarly the document
+  if (req.body.document) { delete req.body.document; }
+
+  //and the date
+  if (req.body.created) { delete req.body.created; }
+
+  //get the record for the parent document
+  Document.findById(req.params.id).exec(function(err, document){
+   if (err) { return handleError(res, err); }
+    if(!document) { return res.send(404); }
+
+    // require user authentication
+    if (! mongoose.Types.ObjectId(document.owner).equals(req.user._id))
+      {return res.send(401);}
+
+    //set the owner and document fields for the revision
+    var revision = _.merge(req.body, {owner: req.user, document: document});
+
+    //create the record
+    Revision.create(revision, function (err, revision) {
+      if(err) { return handleError(res, err); }
+
+      //and update the document
+      document.revisions.push(revision);
+      document.currentRevision = revision;
+      document.save(function (err) {
+        if (err) { return handleError(res, err); }
+          return res.json(200, revision);
+      });
+     
+    });
+  });
+};
+
+//compares two revisions with wdiff
+exports.wdiff = function(req, res) {
+  Revision.findById(req.params.revisionida).exec(function (err, revisiona) {
+    if(err) { return handleError(res, err); }
+    if(!revisiona) { return res.send(404); }
+
+
+    Revision.findById(req.params.revisionidb).exec(function (err, revisionb) {
+      if(err) { return handleError(res, err); }
+      if(!revisionb) { return res.send(404); }
+
+      //??? do we care if both revisions have the same document?
+      //??? if they both have the same user?
+      //??? if the current user is the owner?
+
+      wdiff(revisiona.content, revisionb.content, true, function(err, result){
+        if(err) { return handleError(res, err); }
+
+        result.a = revisiona;
+        result.b = revisionb;
+
+        res.json(result);
+      });
+    });
+  });
+};
+
+function handleError(res, err) {
+  return res.send(500, err);
+}

server/api/document/document.model.js

@@ -0,0 +1,18 @@
+'use strict';
+
+var mongoose = require('mongoose'),
+    Schema = mongoose.Schema;
+
+var DocumentSchema = new Schema({
+  title: String,
+  owner: {type: Schema.Types.ObjectId, ref: 'User'},
+  
+  //is it necessary to have the revisions list? 
+  //yes - it maintains the order
+  revisions : [{ type: Schema.Types.ObjectId, ref: 'Revision' }],
+
+  //do we need this? - current revision is just revisions[n-1] 
+  currentRevision : {type: Schema.Types.ObjectId, ref: 'Revision'}
+});
+
+module.exports = mongoose.model('Document', DocumentSchema);

server/api/document/index.js

@@ -0,0 +1,30 @@
+'use strict';
+
+var express = require('express');
+var controller = require('./document.controller');
+var auth = require('../../auth/auth.service');
+
+var router = express.Router();
+
+router.get('/', controller.index);
+router.get('/owner/:userid', controller.indexForUser);
+
+router.get('/:id', controller.show);
+router.post('/', auth.isAuthenticated(), controller.create);
+//router.put('/:id', auth.isAuthenticated(), controller.update);
+//router.patch('/:id', auth.isAuthenticated(), controller.update);
+router.delete('/:id', auth.isAuthenticated(), controller.destroy);
+
+router.get('/:id/revisions', controller.indexRevisionsForDocument);
+router.get('/:id/revisions/:revisionid', controller.showRevision);
+
+
+router.post('/:id/revisions', auth.isAuthenticated(), controller.createRevision);
+/*
+router.put('/:id/revisions/:revisionid', auth.isAuthenticated(), controller.updateRevision);
+router.patch('/:id/revisions/:revisionid', auth.isAuthenticated(), ontroller.updateRevision);
+router.delete('/:id/revisions/:revisionid', auth.isAuthenticated(), controller.destroyRevision);
+*/
+router.get('/wdiff/:revisionida/:revisionidb', controller.wdiff);
+
+module.exports = router;  

server/api/document/revision.model.js

@@ -0,0 +1,17 @@
+'use strict';
+
+var mongoose = require('mongoose'),
+    Schema = mongoose.Schema;
+
+var RevisionSchema = new Schema({
+  state: String,
+  //This property is denormalized for efficient querying
+  owner: {type: Schema.Types.ObjectId, ref: 'User'},
+  created: {type: Date, default: Date.now},
+  description: String,
+  content: String,
+
+  document : {type: Schema.Types.ObjectId, ref: 'Document'}
+});
+
+module.exports = mongoose.model('Revision', RevisionSchema);

server/api/thing/index.js

@@ -1,15 +0,0 @@
-'use strict';
-
-var express = require('express');
-var controller = require('./thing.controller');
-
-var router = express.Router();
-
-router.get('/', controller.index);
-router.get('/:id', controller.show);
-router.post('/', controller.create);
-router.put('/:id', controller.update);
-router.patch('/:id', controller.update);
-router.delete('/:id', controller.destroy);
-
-module.exports = router;

server/api/thing/thing.controller.js

@@ -1,68 +0,0 @@
-/**
- * Using Rails-like standard naming convention for endpoints.
- * GET     /things              ->  index
- * POST    /things              ->  create
- * GET     /things/:id          ->  show
- * PUT     /things/:id          ->  update
- * DELETE  /things/:id          ->  destroy
- */
-
-'use strict';
-
-var _ = require('lodash');
-var Thing = require('./thing.model');
-
-// Get list of things
-exports.index = function(req, res) {
-  Thing.find(function (err, things) {
-    if(err) { return handleError(res, err); }
-    return res.json(200, things);
-  });
-};
-
-// Get a single thing
-exports.show = function(req, res) {
-  Thing.findById(req.params.id, function (err, thing) {
-    if(err) { return handleError(res, err); }
-    if(!thing) { return res.send(404); }
-    return res.json(thing);
-  });
-};
-
-// Creates a new thing in the DB.
-exports.create = function(req, res) {
-  Thing.create(req.body, function(err, thing) {
-    if(err) { return handleError(res, err); }
-    return res.json(201, thing);
-  });
-};
-
-// Updates an existing thing in the DB.
-exports.update = function(req, res) {
-  if(req.body._id) { delete req.body._id; }
-  Thing.findById(req.params.id, function (err, thing) {
-    if (err) { return handleError(res, err); }
-    if(!thing) { return res.send(404); }
-    var updated = _.merge(thing, req.body);
-    updated.save(function (err) {
-      if (err) { return handleError(res, err); }
-      return res.json(200, thing);
-    });
-  });
-};
-
-// Deletes a thing from the DB.
-exports.destroy = function(req, res) {
-  Thing.findById(req.params.id, function (err, thing) {
-    if(err) { return handleError(res, err); }
-    if(!thing) { return res.send(404); }
-    thing.remove(function(err) {
-      if(err) { return handleError(res, err); }
-      return res.send(204);
-    });
-  });
-};
-
-function handleError(res, err) {
-  return res.send(500, err);
-}

server/api/thing/thing.model.js

@@ -1,12 +0,0 @@
-'use strict';
-
-var mongoose = require('mongoose'),
-    Schema = mongoose.Schema;
-
-var ThingSchema = new Schema({
-  name: String,
-  info: String,
-  active: Boolean
-});
-
-module.exports = mongoose.model('Thing', ThingSchema);

server/api/thing/thing.spec.js

@@ -1,20 +0,0 @@
-'use strict';
-
-var should = require('should');
-var app = require('../../app');
-var request = require('supertest');
-
-describe('GET /api/things', function() {
-
-  it('should respond with JSON array', function(done) {
-    request(app)
-      .get('/api/things')
-      .expect(200)
-      .expect('Content-Type', /json/)
-      .end(function(err, res) {
-        if (err) return done(err);
-        res.body.should.be.instanceof(Array);
-        done();
-      });
-  });
-});

server/api/wdiff/wdiff.controller.js

@@ -5,7 +5,8 @@
 var _ = require('lodash'),
     temp = require('temp'),
     fs   = require('fs'),
-    exec = require('child_process').exec;
+    exec = require('child_process').exec,
+    wdiff = require('../../components/wdiff');
 
 // Automatically track and cleanup files at exit
 temp.track();
@@ -20,7 +21,7 @@ exports.compareMarkdown = function(req, res) {
 
 // Perform a comparison
 // The request should be a json object with two string fields: 'a' and 'b'
- function doCompare(req, res, isMarkdown) {
+ function doCompare(req, res, asMarkdown) {
 
   //check for properly formatted request
   if (req.headers["content-type"].toLowerCase() != "application/json")
@@ -32,59 +33,11 @@ exports.compareMarkdown = function(req, res) {
   var a = req.body.a;
   var b = req.body.b;
 
-  //!!! this nested file-open is not a good pattern
-  // better would be to use promises and write the two files asynchronously
-
-  // open the first file
-  temp.open('wdiffa-', function(err, filea) {
-    //handle errors
+  wdiff(a,b,asMarkdown, function(err, result){
     if (err)
       return handleError(res, err);
 
-    //write the string to the file
-    fs.write(filea.fd, a);
-
-    //close the file
-    fs.close(filea.fd, function(err) {
-      if (err)
-        return handleError(res, err);
-
-      //open the second file
-      temp.open('wdiffa-', function(err, fileb) {
-        if (err) 
-          return handleError(res, err);
-
-        //write the string to the file
-        fs.write(fileb.fd, b);
-
-        //close the file
-        fs.close(fileb.fd, function(err) {
-          if (err)
-            return handleError(res, err);
-
-          var cmd = "./bin/wdiff " + filea.path + " " +fileb.path;
-          exec(cmd, function(err, stdout) {
-            
-            if (err && err.code!=1 && err.code!=0) {  
-              return handleError(res,err);
-            }
-
-            //if no difference was found by wdiff, err.code will be 0
-            var wdiffSame;
-            wdiffSame = (err && err.code == 0) ? true:false;
-
-            //sub del and ins 
-            var markdown = stdout;
-            markdown = markdown.replace(/\[-/g, '<del>');
-            markdown = markdown.replace(/-\]/g, '</del>');
-            markdown = markdown.replace(/{\+/g, '<ins>');
-            markdown = markdown.replace(/\+}/g, '</ins>');
-
-            var resData = {wdiff:stdout, same: wdiffSame, markdown: markdown};
-          });
-        });
-      });
-    });
+    res.json(result);
   });
 }
 

server/components/wdiff/index.js

@@ -0,0 +1,76 @@
+'use strict';
+
+var _ = require('lodash'),
+    temp = require('temp'),
+    fs   = require('fs'),
+    exec = require('child_process').exec;
+
+// Automatically track and cleanup files at exit
+temp.track();
+
+// Perform a comparison between a and b
+// the callback should have parameters (err, result) 
+module.exports = function(a, b, asMarkdown, callback) {
+
+  //!!! this nested file-open is not a good pattern
+  // better would be to use promises and write the two files asynchronously
+
+  // open the first file
+  temp.open('wdiffa-', function(err, filea) {
+    //handle errors
+    if (err) 
+      return callback(err);
+
+    //write the string to the file
+    fs.write(filea.fd, a);
+
+    //close the file
+    fs.close(filea.fd, function(err) {
+      if (err)
+        return callback(err);
+
+      //open the second file
+      temp.open('wdiffa-', function(err, fileb) {
+        if (err) 
+          return callback(err);
+
+        //write the string to the file
+        fs.write(fileb.fd, b);
+
+        //close the file
+        fs.close(fileb.fd, function(err) {
+          if (err)
+            return callback(err);
+
+          var cmd = "./bin/wdiff " + filea.path + " " +fileb.path;
+          exec(cmd, function(err, stdout) {
+            
+            if (err && err.code!=1 && err.code!=0) {  
+              return callback(err);
+            }
+
+            //if no difference was found by wdiff, err.code will be 0
+            var wdiffSame;
+            wdiffSame = (err && err.code == 0) ? true:false;
+
+
+            var resData = {wdiff:stdout, same: wdiffSame};
+            if (asMarkdown) {
+
+              //!!! this needs more sophisticated parsing
+              //sub del and ins for the wdiff tags
+              var markdown = stdout;
+              markdown = markdown.replace(/\[-/g, '<del>');
+              markdown = markdown.replace(/-\]/g, '</del>');
+              markdown = markdown.replace(/{\+/g, '<ins>');
+              markdown = markdown.replace(/\+}/g, '</ins>');
+              resData.wdiff=markdown;
+            }
+
+            return callback(null, resData);
+          });
+        });
+      });
+    });
+  });
+}

server/config/environment/development.js

@@ -8,5 +8,5 @@ module.exports = {
     uri: 'mongodb://mongodb/markdownformatwdiff-dev'
   },
 
-  seedDB: false
+  seedDB: true
 };

server/config/seed.js

@@ -5,45 +5,80 @@
 
 'use strict';
 
-var Thing = require('../api/thing/thing.model');
+var Document = require('../api/document/document.model');
+var Revision = require('../api/document/revision.model');
 var User = require('../api/user/user.model');
 
-Thing.find({}).remove(function() {
-  Thing.create({
-    name : 'Development Tools',
-    info : 'Integration with popular tools such as Bower, Grunt, Karma, Mocha, JSHint, Node Inspector, Livereload, Protractor, Jade, Stylus, Sass, CoffeeScript, and Less.'
-  }, {
-    name : 'Server and Client integration',
-    info : 'Built with a powerful and fun stack: MongoDB, Express, AngularJS, and Node.'
-  }, {
-    name : 'Smart Build System',
-    info : 'Build system ignores `spec` files, allowing you to keep tests alongside code. Automatic injection of scripts and styles into your index.html'
-  },  {
-    name : 'Modular Structure',
-    info : 'Best practice client and server structures allow for more code reusability and maximum scalability'
-  },  {
-    name : 'Optimized Build',
-    info : 'Build process packs up your templates as a single JavaScript payload, minifies your scripts/css/images, and rewrites asset names for caching.'
-  },{
-    name : 'Deployment Ready',
-    info : 'Easily deploy your app to Heroku or Openshift with the heroku and openshift subgenerators'
-  });
-});
 
-User.find({}).remove(function() {
-  User.create({
-    provider: 'local',
-    name: 'Test User',
-    email: 'test@test.com',
-    password: 'test'
-  }, {
-    provider: 'local',
-    role: 'admin',
-    name: 'Admin',
-    email: 'admin@admin.com',
-    password: 'admin'
-  }, function() {
-      console.log('finished populating users');
-    }
-  );
-});
+var oldUser;
+var testUser;
+var testDocument;
+var testRevisionIds = [];
+
+
+Document.find({owner:null}).remove();
+Revision.find({owner:null}).remove();
+
+
+User.findOne({email:'test@test.com'}).exec()
+  .then(function(user) {
+    oldUser = user;
+
+    console.log('removing test revisions');
+    Revision.find({owner: user}).remove().exec();
+    
+    console.log('removing test documents');
+    Document.find({owner: user}).remove().exec();
+
+    console.log('removing test user');
+    User.find({email:'test@test.com'}).remove().exec(); 
+  }, function (err) { console.log('err: '+err)})
+
+  .then(function() {
+    console.log('creating test user');
+    return User.create({
+      provider: 'local',
+      name: 'Test User',
+      email: 'test@test.com',
+      password: 'test'
+    });  
+  }, function (err) { console.log('err: '+err)})
+
+  .then(function(user) {
+    testUser = user;
+    console.log('creating test document');
+    return Document.create({
+      owner: testUser,
+      title: "test document",
+    });
+  }, function (err) { console.log('err: '+err)})
+
+  .then(function(document) {
+    testDocument = document;
+    console.log('creating test revisions');
+    return Revision.create({
+      owner: testUser,
+      state: "rough draft",
+      description: "test revision a",
+      content: "blah, blah, blah",
+      document: testDocument
+    }, {
+      owner: testUser,
+      state: "final draft",
+      description: "test revision b",
+      content: "Blah, blah, blah!",
+      document: testDocument      
+    }, function (err, revisionA, revisionB) {
+      console.log('updating document with revisions');
+      testRevisionIds = [revisionA, revisionB]; 
+      testDocument.currentRevision = revisionB;
+      testDocument.revisions.push(revisionA);
+      testDocument.revisions.push(revisionB);
+      return testDocument.save();
+    });
+  }, function (err) { console.log('err: '+err)})
+  
+  .then(function() {
+    console.log('finished seeding db');
+  }, function (err) { console.log('err: '+err)})
+  ;

server/routes.js

@@ -9,7 +9,7 @@ var errors = require('./components/errors');
 module.exports = function(app) {
 
   // Insert routes below
-  app.use('/api/things', require('./api/thing'));
+  app.use('/api/documents', require('./api/document'));
   app.use('/api/wdiff', require('./api/wdiff'));
   app.use('/api/users', require('./api/user'));