--- a/models/extractapp.php	Thu Mar 26 16:23:33 2015 +0100
+++ b/models/extractapp.php	Thu Mar 26 17:25:46 2015 +0100
@@ -17,7 +17,8 @@
 
     }
 
-    public function GetTextFromFileId($_postdata) {
+    public function GetTextFromFileId() {   // remove $_postdata as input
+        /*
         $this->file_id = $_postdata['fileId'];
         $branch_id = $_postdata['branchId'];
         $section_id = $_postdata['sectionId'];
@@ -29,6 +30,7 @@
         $this->section_name = $_postdata['sectionName'];
         $this->book_id = $_postdata['bookId'];
         $this->book_name = $_postdata['bookName'];
+        */
 
         // get from URL with file_id
         $lg_text_url = $this->get_text_from_fileId_url.$this->file_id;
@@ -50,7 +52,8 @@
 
     }
 
-    public function GetTextFromSectionId($_postdata) {
+    public function GetTextFromSectionId() {  // remove $_postdata as input
+        /*
         $section_id = $_postdata['sectionId'];
         $this->section_id = $section_id;
         $this->user_id = $_postdata['userId'];
@@ -58,14 +61,16 @@
         $this->section_name = $_postdata['sectionName'];
         $this->book_id = $_postdata['bookId'];
         $this->book_name = $_postdata['bookName'];
+        */
 
         // get from URL with file_id
-        $lg_text_url = $this->get_text_from_sectionId_url.$section_id;
+        // $lg_text_url = $this->get_text_from_sectionId_url.$section_id;
+        $lg_text_url = $this->get_text_from_sectionId_url.$this->section_id;
         $lg_text = file_get_contents($lg_text_url);
 
         // TODO: get book_meta from $_postdata and set $this->book_meta: book_id,book_name,author,year,pagenumber
         $book_meta = array();
-        array_push($book_meta, array($this->book_id,$this->book_name,"NULL","NULL","NULL"));    // missing author,year,pagenumber
+        array_push($book_meta, array($this->book_id,$this->book_name,"no_data","no_data","no_data"));    // missing author,year,pagenumber
         
         $this->book_meta = $book_meta;