attachment.rb in card-1.16.4

- old
+ new
@@ -1,51 +1,169 @@
 # -*- encoding : utf-8 -*-
 class Card; module Set; module Abstract; module Attachment; extend Card::Set # ~~~~~~~~~~~ above autogenerated; below pulled from /Users/ethan/dev/wagn/gem/card/mod/05_standard/set/abstract/attachment.rb ~~~~~~~~~~~
 require 'carrier_wave/cardmount'
+
 def self.included host_class
   host_class.extend CarrierWave::CardMount
 end
 
+event :select_file_revision, :after=>:select_action do
+  attachment.retrieve_from_store!(attachment.identifier)
+end
 
-event :write_identifier, :after=>:assign_action do
-  self.content = attachment.db_content
+event :determine_store_place, :before=>:prepare, :on=>:update do
+  @store_place = load_from_mod || :deck
 end
 
-event :save_original_filename, :before=>:finalize_action do
-  if @current_action
-    @current_action.update_attributes! :comment=>original_filename
+event :upload_attachment, :before=>:validate_name, :on=>:save, :when=>proc { |c| c.preliminary_upload? } do
+  save_original_filename  # save original filename as comment in action
+  write_identifier        # set db_content (needs original filename to determine extension)
+  store_attachment!
+  finalize_action         # create Card::Change entry for db_content
+  @current_action.update_attributes! :draft => true, :card_id => (new_card? ? upload_cache_card.id : id)
+
+  success << {
+    :target => (new_card? ? upload_cache_card : '_self'),
+    :type=> type_name,
+    :view => 'preview_editor',
+    :rev_id => current_action.id
+  }
+  abort :success
+end
+
+event :assign_attachment_on_create, :after=>:prepare, :on=>:create do
+  if save_preliminary_upload? && (action = Card::Action.fetch(Card::Env.params[:cached_upload]))
+    upload_cache_card.selected_action_id = action.id
+    upload_cache_card.select_file_revision
+    assign_attachment upload_cache_card.attachment.file, action.comment
+    action.delete # TODO: delete files too
   end
 end
 
-event :move_file_to_store_dir, :after=>:store, :on=>:create do
-  if ::File.exist? tmp_store_dir
-    if ::File.exist? store_dir
-      FileUtils.rm_rf store_dir
-    end
-    FileUtils.mv tmp_store_dir, store_dir
+event :assign_attachment_on_update, :after=>:prepare, :on=>:update do
+  if save_preliminary_upload? && (action = Card::Action.fetch(Card::Env.params[:cached_upload]))
+    uploaded_file =
+       with_selected_action_id(action.id) do
+         attachment.file
+       end
+    assign_attachment uploaded_file, action.comment
+    action.delete
   end
-  if !(content =~ /^[:~]/)
-    update_column(:db_content,attachment.db_content)
-    expire
+end
+
+def assign_attachment file, original_filename
+  send "#{attachment_name}=", file
+  write_identifier
+  @current_action.update_attributes! :comment=>original_filename
+end
+
+# we need a card id for the path so we have to update db_content when we got an id
+event :correct_identifier, :after=>:store, :on=>:create do
+  update_column(:db_content,attachment.db_content(:mod=>load_from_mod))
+  expire
+end
+
+
+event :save_original_filename, :after=>:validate_name, :when => proc {|c| !c.preliminary_upload? && !c.save_preliminary_upload? && c.attachment_changed?} do
+  if @current_action
+    @current_action.update_attributes! :comment=>original_filename
   end
 end
 
+event :write_identifier, :after=>:save_original_filename do
+  self.content = attachment.db_content(:mod=>load_from_mod)
+end
+
+
+def upload_cache_card
+  @upload_cache_card ||= Card["new_#{attachment_name}".to_sym ]
+end
+
+def tmp_store_dir action_id=nil
+  "#{ Card.paths['files'].existent.first }/#{upload_cache_card.id}"
+end
+
 def item_names(args={})  # needed for flexmail attachments.  hacky.
   [self.cardname]
 end
 
 def original_filename
   attachment.original_filename
 end
 
+def preliminary_upload?
+  Card::Env && Card::Env.params[:attachment_upload]
+end
 
+def save_preliminary_upload?
+  Card::Env.params[:cached_upload].present?
+end
+
+def attachment_changed?
+  send "#{attachment_name}_changed?"
+end
+
+def create_versions?
+  true
+end
+
+def store_place
+  @store_place ||= mod_file? || :deck
+end
+
+def load_from_mod= value
+  @mod = value
+end
+
+def load_from_mod
+  @mod
+end
+
+def store_dir
+  if (store_place == :deck)
+    if id
+      "#{ Card.paths['files'].existent.first }/#{id}"
+    else
+      tmp_store_dir
+    end
+  else
+    "#{ Cardio.gem_root}/mod/#{store_place}/file/#{codename}"
+  end
+end
+
+def mod_file?
+  # when db_content was changed assume that it's no longer a mod file
+  if @store_place != :deck && !db_content_changed? && content.present?
+    case content
+    when /^:[^\/]+\/([^.]+)/ ; $1     # current mod_file format
+    when /^\~/               ; false  # current id file format
+    else
+      if lines = content.split("\n") and lines.size == 4 # old format, still used in card_changes.
+        lines.last
+      end
+    end
+  end
+end
+
+
 def assign_set_specific_attributes
   if @set_specific && @set_specific.present?
     self.content = nil
   end
   super
 end
 
+def clear_upload_tmp_dir
+  Dir.entries(tmp_store_dir).each do |filename|
+    if filename =~/^\d+/
+      path = File.join(tmp_store_dir, filename )
+      older_than_five_days = ( DateTime.now - File.ctime(path) > 432000)
+      if older_than_five_days
+        FileUtils.rm path
+      end
+    end
+  end
+end
 
 def symlink_to(prior_action_id) # create filesystem links to files from prior action
   if prior_action_id != last_action_id
     save_action_id = selected_action_id
     links = {}