Add an appendText API

src/node/db/API.js

@@ -307,6 +307,38 @@ exports.setText = function(padID, text, callback)
   });
 }
 
+/**
+appendText(padID, text) appends text to a pad
+
+Example returns:
+
+{code: 0, message:"ok", data: null}
+{code: 1, message:"padID does not exist", data: null}
+{code: 1, message:"text too long", data: null}
+*/
+exports.appendText = function(padID, text, callback)
+{
+  //text is required
+  if(typeof text != "string")
+  {
+    callback(new customError("text is no string","apierror"));
+    return;
+  }
+
+  //get the pad
+  getPadSafe(padID, true, function(err, pad)
+  {
+    if(ERR(err, callback)) return;
+
+    pad.appendText(text);
+
+    //update the clients on the pad
+    padMessageHandler.updatePadClients(pad, callback);
+  });
+};
+
+
+
 /**
 getHTML(padID, [rev]) returns the html of a pad 
 

src/node/db/Pad.js

@@ -303,6 +303,19 @@ Pad.prototype.setText = function setText(newText) {
   this.appendRevision(changeset);
 };
 
+Pad.prototype.appendText = function appendText(newText) {
+  //clean the new text
+  newText = exports.cleanText(newText);
+
+  var oldText = this.text();
+
+  //create the changeset
+  var changeset = Changeset.makeSplice(oldText, oldText.length, 0, newText);
+
+  //append the changeset
+  this.appendRevision(changeset);
+};
+
 Pad.prototype.appendChatMessage = function appendChatMessage(text, userId, time) {
   this.chatHead++;
   //save the chat entry in the database

src/node/handler/APIHandler.js

@@ -444,10 +444,61 @@ var version =
   , "getChatHead"               : ["padID"]
   , "restoreRevision"           : ["padID", "rev"]
   }
+, "1.2.13":
+  { "createGroup"               : []
+  , "createGroupIfNotExistsFor" : ["groupMapper"]
+  , "deleteGroup"               : ["groupID"]
+  , "listPads"                  : ["groupID"]
+  , "listAllPads"               : []
+  , "createDiffHTML"            : ["padID", "startRev", "endRev"]
+  , "createPad"                 : ["padID", "text"]
+  , "createGroupPad"            : ["groupID", "padName", "text"]
+  , "createAuthor"              : ["name"]
+  , "createAuthorIfNotExistsFor": ["authorMapper" , "name"]
+  , "listPadsOfAuthor"          : ["authorID"]
+  , "createSession"             : ["groupID", "authorID", "validUntil"]
+  , "deleteSession"             : ["sessionID"]
+  , "getSessionInfo"            : ["sessionID"]
+  , "listSessionsOfGroup"       : ["groupID"]
+  , "listSessionsOfAuthor"      : ["authorID"]
+  , "getText"                   : ["padID", "rev"]
+  , "setText"                   : ["padID", "text"]
+  , "getHTML"                   : ["padID", "rev"]
+  , "setHTML"                   : ["padID", "html"]
+  , "getAttributePool"          : ["padID"]
+  , "getRevisionsCount"         : ["padID"]
+  , "getSavedRevisionsCount"    : ["padID"]
+  , "listSavedRevisions"        : ["padID"]
+  , "saveRevision"              : ["padID", "rev"]
+  , "getRevisionChangeset"      : ["padID", "rev"]
+  , "getLastEdited"             : ["padID"]
+  , "deletePad"                 : ["padID"]
+  , "copyPad"                   : ["sourceID", "destinationID", "force"]
+  , "movePad"                   : ["sourceID", "destinationID", "force"]
+  , "getReadOnlyID"             : ["padID"]
+  , "getPadID"                  : ["roID"]
+  , "setPublicStatus"           : ["padID", "publicStatus"]
+  , "getPublicStatus"           : ["padID"]
+  , "setPassword"               : ["padID", "password"]
+  , "isPasswordProtected"       : ["padID"]
+  , "listAuthorsOfPad"          : ["padID"]
+  , "padUsersCount"             : ["padID"]
+  , "getAuthorName"             : ["authorID"]
+  , "padUsers"                  : ["padID"]
+  , "sendClientsMessage"        : ["padID", "msg"]
+  , "listAllGroups"             : []
+  , "checkToken"                : []
+  , "appendChatMessage"         : ["padID", "text", "authorID", "time"]
+  , "getChatHistory"            : ["padID"]
+  , "getChatHistory"            : ["padID", "start", "end"]
+  , "getChatHead"               : ["padID"]
+  , "restoreRevision"           : ["padID", "rev"]
+  , "appendText"                : ["padID", "text"]
+  }
 };
 
 // set the latest available API version here
-exports.latestApiVersion = '1.2.12';
+exports.latestApiVersion = '1.2.13';
 
 // exports the versions so it can be used by the new Swagger endpoint
 exports.version = version;

tests/backend/specs/api/pad.js

@@ -79,6 +79,8 @@ describe('Permission', function(){
                             -> movePad(newPadID, originalPadId) -- Should provide consistant pad data
                              -> getText(originalPadId) -- Should be "hello world"
                               -> getLastEdited(padID) -- Should not be 0
+                              -> appendText(padID, "hello")
+                              -> getText(padID) -- Should be "hello worldhello"
                                -> setHTML(padID) -- Should fail on invalid HTML
                                 -> setHTML(padID) *3 -- Should fail on invalid HTML
                                  -> getHTML(padID) -- Should return HTML close to posted HTML
@@ -483,6 +485,30 @@ describe('getLastEdited', function(){
   });
 })
 
+describe('appendText', function(){
+  it('Append text to a pad Id', function(done) {
+    api.get(endPoint('appendText', '1.2.13')+"&padID="+testPadId+"&text=hello")
+    .expect(function(res){
+      if(res.body.code !== 0) throw new Error("Pad Append Text failed");
+    })
+    .expect('Content-Type', /json/)
+    .expect(200, done);
+  });
+});
+
+describe('getText', function(){
+  it('Gets text on a pad Id', function(done) {
+    api.get(endPoint('getText')+"&padID="+testPadId)
+    .expect(function(res){
+      if(res.body.code !== 0) throw new Error("Pad Get Text failed");
+      if(res.body.data.text !== text+"\nhello") throw new Error("Pad Text not set properly");
+    })
+    .expect('Content-Type', /json/)
+    .expect(200, done);
+  });
+});
+
+
 describe('setHTML', function(){
   it('Sets the HTML of a Pad attempting to pass ugly HTML', function(done) {
     var html = "<div><b>Hello HTML</title></head></div>";
@@ -542,8 +568,9 @@ describe('createPad', function(){
 
 */
 
-var endPoint = function(point){
+var endPoint = function(point, version){
-  return '/api/'+apiVersion+'/'+point+'?apikey='+apiKey;
+  version = version || apiVersion;
+  return '/api/'+version+'/'+point+'?apikey='+apiKey;
 }
 
 function makeid()