Redmine 3.4.4

app/helpers/attachments_helper.rb

@@ -0,0 +1,81 @@
+# encoding: utf-8
+#
+# Redmine - project management software
+# Copyright (C) 2006-2017  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+module AttachmentsHelper
+
+  def container_attachments_edit_path(container)
+    object_attachments_edit_path container.class.name.underscore.pluralize, container.id
+  end
+
+  def container_attachments_path(container)
+    object_attachments_path container.class.name.underscore.pluralize, container.id
+  end
+
+  # Displays view/delete links to the attachments of the given object
+  # Options:
+  #   :author -- author names are not displayed if set to false
+  #   :thumbails -- display thumbnails if enabled in settings
+  def link_to_attachments(container, options = {})
+    options.assert_valid_keys(:author, :thumbnails)
+
+    attachments = if container.attachments.loaded?
+      container.attachments
+    else
+      container.attachments.preload(:author).to_a
+    end
+
+    if attachments.any?
+      options = {
+        :editable => container.attachments_editable?,
+        :deletable => container.attachments_deletable?,
+        :author => true
+      }.merge(options)
+      render :partial => 'attachments/links',
+        :locals => {
+          :container => container,
+          :attachments => attachments,
+          :options => options,
+          :thumbnails => (options[:thumbnails] && Setting.thumbnails_enabled?)
+        }
+    end
+  end
+
+  def render_api_attachment(attachment, api, options={})
+    api.attachment do
+      render_api_attachment_attributes(attachment, api)
+      options.each { |key, value| eval("api.#{key} value") }
+    end
+  end
+
+  def render_api_attachment_attributes(attachment, api)
+    api.id attachment.id
+    api.filename attachment.filename
+    api.filesize attachment.filesize
+    api.content_type attachment.content_type
+    api.description attachment.description
+    api.content_url download_named_attachment_url(attachment, attachment.filename)
+    if attachment.thumbnailable?
+      api.thumbnail_url thumbnail_url(attachment)
+    end
+    if attachment.author
+      api.author(:id => attachment.author.id, :name => attachment.author.name)
+    end
+    api.created_on attachment.created_on
+  end
+end