X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/f8d2097375c2d105b53de18a5ec7afdb7eb36b78..7d9cfb6e0716239f996bae054bc9345a663e0b7e:/apps/workbench/app/models/arvados_base.rb

diff --git a/apps/workbench/app/models/arvados_base.rb b/apps/workbench/app/models/arvados_base.rb
index f905e0db0a..e0e93b9e2d 100644
--- a/apps/workbench/app/models/arvados_base.rb
+++ b/apps/workbench/app/models/arvados_base.rb
@@ -30,8 +30,9 @@ class ArvadosBase < ActiveRecord::Base
       end
   end
 
-  def initialize raw_params={}
+  def initialize raw_params={}, create_params={}
     super self.class.permit_attribute_params(raw_params)
+    @create_params = create_params
     @attribute_sortkey ||= {
       'id' => nil,
       'name' => '000',
@@ -55,7 +56,7 @@ class ArvadosBase < ActiveRecord::Base
   end
 
   def self.columns
-    return @columns unless @columns.nil?
+    return @columns if @columns.andand.any?
     @columns = []
     @attribute_info ||= {}
     schema = arvados_api_client.discovery[:schemas][self.to_s.to_sym]
@@ -110,6 +111,10 @@ class ArvadosBase < ActiveRecord::Base
     new.private_reload(hash)
   end
 
+  def self.find?(*args)
+    find(*args) rescue nil
+  end
+
   def self.order(*args)
     ArvadosResourceList.new(self).order(*args)
   end
@@ -126,6 +131,10 @@ class ArvadosBase < ActiveRecord::Base
     ArvadosResourceList.new(self).limit(*args)
   end
 
+  def self.select(*args)
+    ArvadosResourceList.new(self).select(*args)
+  end
+
   def self.eager(*args)
     ArvadosResourceList.new(self).eager(*args)
   end
@@ -158,7 +167,9 @@ class ArvadosBase < ActiveRecord::Base
   def save
     obdata = {}
     self.class.columns.each do |col|
-      obdata[col.name.to_sym] = self.send(col.name.to_sym)
+      unless self.send(col.name.to_sym).nil? and !self.changed.include?(col.name)
+          obdata[col.name.to_sym] = self.send(col.name.to_sym)
+      end
     end
     obdata.delete :id
     postdata = { self.class.to_s.underscore => obdata }
@@ -273,8 +284,9 @@ class ArvadosBase < ActiveRecord::Base
     uuid
   end
 
-  def dup
-    super.forget_uuid!
+  def initialize_copy orig
+    super
+    forget_uuid!
   end
 
   def attributes_for_display
@@ -286,32 +298,49 @@ class ArvadosBase < ActiveRecord::Base
   end
 
   def class_for_display
-    self.class.to_s
+    self.class.to_s.underscore.humanize
+  end
+
+  def self.class_for_display
+    self.to_s.underscore.humanize
+  end
+
+  # Array of strings that are names of attributes that should be rendered as textile.
+  def textile_attributes
+    []
   end
 
   def self.creatable?
     current_user
   end
 
-  def self.goes_in_folders?
+  def self.goes_in_projects?
     false
   end
 
+  # can this class of object be copied into a project?
+  # override to false on indivudal model classes for which this should not be true
+  def self.copies_to_projects?
+    self.goes_in_projects?
+  end
+
   def editable?
     (current_user and current_user.is_active and
      (current_user.is_admin or
       current_user.uuid == self.owner_uuid or
       new_record? or
-      (writable_by.include? current_user.uuid rescue false)))
+      (writable_by.include? current_user.uuid rescue false))) or false
   end
 
-  def attribute_editable?(attr)
-    if "created_at modified_at modified_by_user_uuid modified_by_client_uuid updated_at".index(attr.to_s)
+  def attribute_editable?(attr, ever=nil)
+    if %w(created_at modified_at modified_by_user_uuid modified_by_client_uuid updated_at).include? attr.to_s
       false
     elsif not (current_user.andand.is_active)
       false
     elsif attr == 'uuid'
       current_user.is_admin
+    elsif ever
+      true
     else
       editable?
     end
@@ -346,8 +375,12 @@ class ArvadosBase < ActiveRecord::Base
     resource_class
   end
 
-  def friendly_link_name
-    (name if self.respond_to? :name) || uuid
+  def resource_param_name
+    self.class.to_s.underscore
+  end
+
+  def friendly_link_name lookup=nil
+    (name if self.respond_to? :name) || default_name
   end
 
   def content_summary
@@ -358,6 +391,27 @@ class ArvadosBase < ActiveRecord::Base
     friendly_link_name
   end
 
+  def self.default_name
+    self.to_s.underscore.humanize
+  end
+
+  def controller
+    (self.class.to_s.pluralize + 'Controller').constantize
+  end
+
+  def controller_name
+    self.class.to_s.tableize
+  end
+
+  # Placeholder for name when name is missing or empty
+  def default_name
+    if self.respond_to? :name
+      "New #{class_for_display.downcase}"
+    else
+      uuid
+    end
+  end
+
   def owner
     ArvadosBase.find(owner_uuid) rescue nil
   end