--- a/develop/controllers/home.php	Mon Mar 02 16:16:54 2015 +0100
+++ b/develop/controllers/home.php	Tue Mar 03 10:33:42 2015 +0100
@@ -1,12 +1,18 @@
 <?php
 
 class Home extends BaseController {
+
+	public function __construct($action, $urlvalues, $postdata){
+        parent::__construct($action, $urlvalues, $postdata); 
+        $this->viewmodel = new ExtractappModel();
+    }
+    
 	protected function Index() {
 		$viewmodel = new HomeModel();
         $this->ReturnView($viewmodel->Index(), false);
 	}
 
-    protected function TestAction() {
+    protected function Test() {
         $viewmodel = new HomeModel();
         $this->ReturnView($viewmodel->Test(), true);
     }

--- a/develop/models/extractapp.php	Mon Mar 02 16:16:54 2015 +0100
+++ b/develop/models/extractapp.php	Tue Mar 03 10:33:42 2015 +0100
@@ -192,7 +192,11 @@
         $data['topic_tag'] = $this->GetTopicTag($this->GetTopic());
         $data['topic_name'] = $this->GetTopicName($this->GetTopic());
 
-        $data['info'] = array('file_id'=>$this->file_id, 'user_id'=>$this->user_id, 'branch_id'=>$this->branch_id, 'section_id'=>$this->section_id, 'book_id'=>$this->book_id, 'book_name'=>$this->book_name, 'section_name'=>$this->section_name);
+        $data['info'] = array('file_id'=>$this->file_id, 'user_id'=>$this->user_id,
+                'branch_id'=>$this->branch_id, 'section_id'=>$this->section_id, 'book_id'=>$this->book_id, 
+                'book_name'=>$this->book_name, 'section_name'=>$this->section_name,
+                'current_fileId'=>$this->current_fileId);
+        
         $data['messages'] = $this->messages;
 
         return $data;
@@ -240,7 +244,8 @@
         } else if ($status == "error") {
             // saving not success
             $this->messages .= "saving does not success! ".(string)$response["message"];
-        
+            $this->current_fileId = (string)$response['currentFileId'];
+            // ask to "force save" or "reload"
 
         }
         
@@ -279,7 +284,6 @@
         if ($_postdata['branchId'] != 0) {
             // exiting branch case
             $postfields = array(
-                //"text" => $_postdata['text'], 
                 "text" => $require, 
                 "branchId" => $_postdata['branchId'],
                 "userId" => $_postdata['userId'],
@@ -296,22 +300,15 @@
                 $user_id = "12";
             }
             $postfields = array(
-                //"text" => $_postdata['text'], 
                 "text" => $require, 
                 "sectionId" => $_postdata['sectionId'],
-                //"userId" => $_postdata['userId'],
-                // TODO: change userId when we can query by sectionId from LGService using search
                 "userId" => $user_id,
                 "label" => $_postdata['label'],
-                // TODO: ask user for lable
-                //"label" => "label for section ".$_postdata['sectionId'],
             ); 
             $save_url = $this->save_new_to_LGService_url;
         }   
 
         
-
-        
         // set up the curl resource
         $ch = curl_init();
         curl_setopt($ch, CURLOPT_URL, $save_url);

--- a/develop/models/home.php	Mon Mar 02 16:16:54 2015 +0100
+++ b/develop/models/home.php	Tue Mar 03 10:33:42 2015 +0100
@@ -6,7 +6,32 @@
 	}
     
     public function Test() {
-        return array("Test Value 1", "Value 2", "Value 3");
+
+    	/* uncomment to do the merge
+    	// merge books table with books_info table
+    	$query = "SELECT books_info.volume, books_info.author, books_info.edition, books_info.books_id FROM books INNER JOIN books_info ON books.id=books_info.books_id";
+    	
+    	$result = mysql_query($query);
+        if (!$result) {
+            return json_encode("Failed during selecting books, books_info table.");
+        }
+        $query = "ALTER TABLE books_v1 ADD Column volume VARCHAR(50), ADD Column author VARCHAR(100), ADD Column edition VARCHAR(100);"
+        $result_alter = mysql_query($query);
+
+        while ($row = mysql_fetch_assoc($result)) {
+        	// insert row into books_v1 table
+        	echo $row['volume'].$row['author'].$row['edition'].$row['books_id'];
+            
+            $query_update = "UPDATE books_v1 SET `volume`='".$row['volume']."', `author`='".$row['author']."',`edition`='".$row['edition']."' WHERE `id`='".$row['books_id']."'";
+				      
+            $result_update= mysql_query($query_update);
+            if (!$result_update) {
+                echo json_encode("error");
+
+            }
+        }
+		*/
+        return;
     }
     
 }

--- a/develop/views/Extractapp/taggingtext.php	Mon Mar 02 16:16:54 2015 +0100
+++ b/develop/views/Extractapp/taggingtext.php	Tue Mar 03 10:33:42 2015 +0100
@@ -8,7 +8,8 @@
 $default_topic_id = $viewmodel['default_topic_id'];
 $topic_name = $viewmodel['topic_name'];
 $topic_tag = $viewmodel['topic_tag'];
-$info = $viewmodel['info']; $messages = $viewmodel['messages'];
+$info = $viewmodel['info']; 
+$messages = $viewmodel['messages'];
 
 
 ?>
@@ -117,11 +118,31 @@
 
 
 
+    var info = JSON.parse('<?php echo json_encode($info) ?>');
+    // Popup to proceeding the saving situations
+    /*
+    if (info['current_fileId']) {
+        var retVal = confirm('There were something happened/someone editing in the between of time. 
+            Please choose what you want to proceed the saving. 
+            Click "OK" to force saving the current file.');
+        if( retVal == true ){
+            // TODO: force saving
+            alert("You do the force saving!");
+            return true;
+        }else{
+            // TODO: reload with the new file id (current_FileId)
 
 
+            alert("You will reload for the latest version!");            
+            return false;
+        }
+
+    };
+    
+    */
+
 
     // Popup choosing topic if first time to this section. without branchId
-    var info = JSON.parse('<?php echo json_encode($info) ?>');
     if (info['file_id'] == 0) {  // or info['branchId'] == 0, means new file
         // ask to choose topic
         $.ajax({