add edit function

app/controllers/desktop/journal_pages_controller.rb

@@ -1,4 +1,5 @@
 class Desktop::JournalPagesController < ApplicationController
+
   def index
     @writing_journal = WritingJournal.where(create_user_id: current_user.id)
     @level_types = JournalLevelType.all
@@ -8,6 +9,9 @@ class Desktop::JournalPagesController < ApplicationController
     end
   end
 
+  def show
+  end
+
   def new
     @writing_journal = WritingJournal.new
     @level_types = JournalLevelType.all
@@ -20,6 +24,13 @@ class Desktop::JournalPagesController < ApplicationController
   end
 
   def edit
+    @writing_journal= WritingJournal.find(params[:id])
+    @level_types = JournalLevelType.all
+    @author_types = JournalAuthorType.all
+    @paper_types= JournalPaperType.all
+    respond_to do |format|
+      format.html { render :layout => false}
+    end
   end
 
   def create
@@ -43,12 +54,77 @@ class Desktop::JournalPagesController < ApplicationController
     end
   end
 
-  def show
-  end
-
   def update
-    if params[:commit].eql?"Edit"
-      params[:writing_journal][:update_user_id] = current_user.id
+    if params[:commit].eql?"Save"
+      @writing_journal= WritingJournal.find(params[:id])
+    end
+
+    if not params[:writing_journal][:publication_date].nil?
+      params[:writing_journal][:publication_date] =   \
+        Date.new *(params[:writing_journal][:publication_date].split("/").map{|s| s.to_i})
+    end
+
+    respond_to do |format|
+      if @writing_journal.update_attributes(params[:writing_journal])
+        format.html { redirect_to desktop_journal_pages_url, :layout => false, notice: 'User was successfully updated.'}
+        format.json { head :no_content }
+      else
+        format.html { render action: "edit" }
+        format.json { render json: @user.errors, status: :unprocessable_entity }
+      end
     end
   end
+
+  def check_file_type file
+    if not file.nil?
+      file_type = MIME::Types.type_for(file).first.to_s.split("/")[1]
+
+      case file_type
+      when "jpg", "jpeg"
+        type = "jpg"
+      when "text", "txt"
+        type = "txt"
+      when "pdf"
+        type = "pdf"
+      when "png"
+        type = "png"
+      else "readme"
+      end
+
+      file_type = "/assets/ft-icons/#{type}/#{type}-48_32.png"
+    else
+      file_type = ""
+    end
+  end
+
+  def get_journals_json
+    publications = WritingJournal.where(create_user_id: current_user.id)
+
+    sort_publications= Hash.new
+    data = Array.new
+
+    publications.each do |publication|
+      if sort_publications[publication.journal_title].nil?
+        sort_publications[publication.journal_title] = Array.new
+      end
+      sort_publications[publication.journal_title] <<
+        { title: publication.paper_title,
+          keywords: publication.keywords,
+          abstract: publication.abstract,
+          level: publication.journal_paper_type_id,
+          coauthors: publication.authors,
+          year: publication.year,
+          url_edit: edit_desktop_journal_page_path(publication),
+          files: publication.writing_journal_files.collect{|file|
+            {title: file.title, url: file.file.url, icon: check_file_type(file.file.url)}
+          }
+        }
+    end
+
+    sort_publications.each do |journal, papers|
+      data << {title: journal, papers: papers}
+    end
+
+    render json: JSON.pretty_generate(data)
+  end
 end