Clean up some backend

app/controllers/concerns/renders_blob.rb

 module RendersBlob
   extend ActiveSupport::Concern
-  def render_blob_json(blob)
+  def blob_json(blob)
     viewer =
       case params[:viewer]
       when 'rich'
@@ -11,27 +11,19 @@ module RendersBlob
       else
         blob.simple_viewer
       end
-    
-    return render_404 unless viewer
-    if blob.binary?
-      render json: {
-        binary: true,
-        mime_type: blob.mime_type,
-        name: blob.name,
-        extension: blob.extension,
-        size: blob.raw_size
-      }
-    else
-      render json: {
-        html: view_to_html_string("projects/blob/_viewer", viewer: viewer, load_async: false),
-        plain: blob.data,
-        name: blob.name,
-        extension: blob.extension,
-        size: blob.raw_size,
-        mime_type: blob.mime_type
-      }
-    end
+    return unless viewer
+
+    {
+      html: view_to_html_string("projects/blob/_viewer", viewer: viewer, load_async: false)
+    }
+  end
+
+  def render_blob_json(blob)
+    json = blob_json(blob)
+    return render_404 unless json
+
+    render json: json
   end
   def conditionally_expand_blob(blob)

app/controllers/projects/blob_controller.rb

@@ -4,7 +4,6 @@ class Projects::BlobController < Projects::ApplicationController
   include CreatesCommit
   include RendersBlob
   include ActionView::Helpers::SanitizeHelper
-  include ApplicationHelper
   # Raised when given an invalid file path
   InvalidPathError = Class.new(StandardError)
@@ -38,17 +37,32 @@ class Projects::BlobController < Projects::ApplicationController
     respond_to do |format|
       format.html do
-        assign_ref_vars
-
         environment_params = @repository.branch_exists?(@ref) ? { ref: @ref } : { commit: @commit }
         @environment = EnvironmentsFinder.new(@project, current_user, environment_params).execute.last
-        @last_commit = @repository.last_commit_for_path(@commit.id, tree.path) || @commit
-        show_new_repo? ? render('projects/tree/show') : render('show')
+        @last_commit = @repository.last_commit_for_path(@commit.id, @blob.path)
+        render 'show'
       end
       format.json do
-        render_blob_json(@blob)
+        json = blob_json(@blob)
+        return render_404 unless json
+
+        render json: json.merge(
+          path: blob.path,
+          name: blob.name,
+          extension: blob.extension,
+          size: blob.raw_size,
+          mime_type: blob.mime_type,
+          binary: blob.raw_binary?,
+          simple_viewer: blob.simple_viewer&.class&.partial_name,
+          rich_viewer: blob.rich_viewer&.class&.partial_name,
+          show_viewer_switcher: !!blob.show_viewer_switcher?,
+          raw_path: project_raw_path(project, @id),
+          blame_path: project_blame_path(project, @id),
+          commits_path: project_commits_path(project, @id),
+          permalink: project_blob_path(project, File.join(@commit.id, @path)),
+        )
       end
     end
   end

app/helpers/blob_helper.rb

@@ -118,7 +118,7 @@ module BlobHelper
     icon("#{file_type_icon_class('file', mode, name)} fw")
   end
-  def blob_raw_url
+  def blob_raw_path
     if @build && @entry
       raw_project_job_artifacts_path(@project, @build, path: @entry.path)
     elsif @snippet
@@ -235,7 +235,7 @@ module BlobHelper
       title = 'Open raw'
     end
-    link_to icon, blob_raw_url, class: 'btn btn-sm has-tooltip', target: '_blank', rel: 'noopener noreferrer', title: title, data: { container: 'body' }
+    link_to icon, blob_raw_path, class: 'btn btn-sm has-tooltip', target: '_blank', rel: 'noopener noreferrer', title: title, data: { container: 'body' }
   end
   def blob_render_error_reason(viewer)
@@ -270,7 +270,7 @@ module BlobHelper
       options << link_to('view the source', '#', class: 'js-blob-viewer-switch-btn', data: { viewer: 'simple' })
     end
-    options << link_to('download it', blob_raw_url, target: '_blank', rel: 'noopener noreferrer')
+    options << link_to('download it', blob_raw_path, target: '_blank', rel: 'noopener noreferrer')
     options
   end

app/models/blob_viewer/base.rb

@@ -82,7 +82,7 @@ module BlobViewer
     # format of the blob.
     #
     # Prefer to implement a client-side viewer, where the JS component loads the
-    # binary from `blob_raw_url` and does its own format validation and error
+    # binary from `blob_raw_path` and does its own format validation and error
     # rendering, especially for potentially large binary formats.
     def render_error
       if too_large?

app/models/blob_viewer/server_side.rb

@@ -17,7 +17,7 @@ module BlobViewer
       # build artifacts, can only be rendered using a client-side viewer,
       # since we do not want to read large amounts of data into memory on the
       # server side. Client-side viewers use JS and can fetch the file from
-      # `blob_raw_url` using AJAX.
+      # `blob_raw_path` using AJAX.
       return :server_side_but_stored_externally if blob.stored_externally?
       super

app/views/projects/_files.html.haml

 - commit = local_assigns.fetch(:commit) { @repository.commit }
 - ref = local_assigns.fetch(:ref) { current_ref }
 - project = local_assigns.fetch(:project) { @project }
+- content_url = local_assigns.fetch(:content_url) { @tree.readme ? project_blob_path(@project, tree_join(@ref, @tree.readme.path)) : project_tree_path(@project, @ref) }
 #tree-holder.tree-holder.clearfix
   .nav-block
@@ -9,4 +10,4 @@
   - if !show_new_repo? && commit
     = render 'shared/commit_well', commit: commit, ref: ref, project: project
-  = render 'projects/tree/tree_content', tree: @tree
+  = render 'projects/tree/tree_content', tree: @tree, content_url: content_url

app/views/projects/blob/_blob.html.haml

@@ -8,7 +8,7 @@
   = render "projects/blob/auxiliary_viewer", blob: blob
 #blob-content-holder.blob-content-holder
-  - if !show_new_repo?
+  - unless show_new_repo?
     %article.file-holder
       = render 'projects/blob/header', blob: blob
       = render 'projects/blob/content', blob: blob

app/views/projects/blob/show.html.haml

@@ -6,16 +6,22 @@
 - content_for :page_specific_javascripts do
   = webpack_bundle_tag 'blob'
-  = webpack_bundle_tag 'common_vue'
+
+  - if show_new_repo?
+    = webpack_bundle_tag 'common_vue'
+    = webpack_bundle_tag 'repo'
 = render 'projects/last_push'
 %div{ class: container_class }
-  #tree-holder.tree-holder
-    = render 'blob', blob: @blob
-  - if can_modify_blob?(@blob)
-    = render 'projects/blob/remove'
-    - title = "Replace #{@blob.name}"
-    = render 'projects/blob/upload', title: title, placeholder: title, button_title: 'Replace file', form_path: project_update_blob_path(@project, @id), method: :put
+  - if show_new_repo?
+    = render 'projects/files', commit: @last_commit, project: @project, ref: @ref, content_url: project_blob_path(@project, @id)
+  - else
+    #tree-holder.tree-holder
+      = render 'blob', blob: @blob
+    - if can_modify_blob?(@blob)
+      = render 'projects/blob/remove'
+      - title = "Replace #{@blob.name}"
+      = render 'projects/blob/upload', title: title, placeholder: title, button_title: 'Replace file', form_path: project_update_blob_path(@project, @id), method: :put

app/views/projects/blob/viewers/_balsamiq.html.haml

 - content_for :page_specific_javascripts do
   = page_specific_javascript_bundle_tag('balsamiq_viewer')
-.file-content.balsamiq-viewer#js-balsamiq-viewer{ data: { endpoint: blob_raw_url } }
+.file-content.balsamiq-viewer#js-balsamiq-viewer{ data: { endpoint: blob_raw_path } }

app/views/projects/blob/viewers/_download.html.haml

 .file-content.blob_file.blob-no-preview
   .center
-    = link_to blob_raw_url do
+    = link_to blob_raw_path do
       %h1.light
         = icon('download')
       %h4

app/views/projects/blob/viewers/_image.html.haml

 .file-content.image_file
-  = image_tag(blob_raw_url, alt: viewer.blob.name)
+  = image_tag(blob_raw_path, alt: viewer.blob.name)

app/views/projects/blob/viewers/_notebook.html.haml

@@ -2,4 +2,4 @@
   = page_specific_javascript_bundle_tag('common_vue')
   = page_specific_javascript_bundle_tag('notebook_viewer')
-.file-content#js-notebook-viewer{ data: { endpoint: blob_raw_url } }
+.file-content#js-notebook-viewer{ data: { endpoint: blob_raw_path } }

app/views/projects/blob/viewers/_pdf.html.haml

@@ -2,4 +2,4 @@
   = page_specific_javascript_bundle_tag('common_vue')
   = page_specific_javascript_bundle_tag('pdf_viewer')
-.file-content#js-pdf-viewer{ data: { endpoint: blob_raw_url } }
+.file-content#js-pdf-viewer{ data: { endpoint: blob_raw_path } }

app/views/projects/blob/viewers/_sketch.html.haml

@@ -2,6 +2,6 @@
   = page_specific_javascript_bundle_tag('common_vue')
   = page_specific_javascript_bundle_tag('sketch_viewer')
-.file-content#js-sketch-viewer{ data: { endpoint: blob_raw_url } }
+.file-content#js-sketch-viewer{ data: { endpoint: blob_raw_path } }
   .js-loading-icon.text-center.prepend-top-default.append-bottom-default.js-loading-icon{ 'aria-label' => 'Loading Sketch preview' }
     = icon('spinner spin 2x', 'aria-hidden' => 'true');

app/views/projects/blob/viewers/_stl.html.haml

@@ -2,7 +2,7 @@
   = page_specific_javascript_bundle_tag('stl_viewer')
 .file-content.is-stl-loading
-  .text-center#js-stl-viewer{ data: { endpoint: blob_raw_url } }
+  .text-center#js-stl-viewer{ data: { endpoint: blob_raw_path } }
     = icon('spinner spin 2x', class: 'prepend-top-default append-bottom-default', 'aria-hidden' => 'true', 'aria-label' => 'Loading')
   .text-center.prepend-top-default.append-bottom-default.stl-controls
     .btn-group

app/views/projects/blob/viewers/_video.html.haml

 .file-content.video
-  %video{ src: blob_raw_url, controls: true, data: { setup: '{}' } }
+  %video{ src: blob_raw_path, controls: true, data: { setup: '{}' } }

app/views/projects/tree/_tree_content.html.haml

+- content_url = local_assigns.fetch(:content_url, nil)
 - if show_new_repo?
-  = render 'shared/repo/repo', project: @project
+  = render 'shared/repo/repo', project: @project, content_url: content_url
 - else
   = render 'projects/tree/old_tree_content', tree: tree

app/views/projects/tree/_tree_header.html.haml

@@ -5,7 +5,7 @@
       = icon('long-arrow-right', title: 'to target branch')
       = render 'shared/target_switcher', destination: 'tree', path: @path
-  - if !show_new_repo?
+  - unless show_new_repo?
     = render 'projects/tree/old_tree_header'
 .tree-controls

app/views/projects/tree/show.html.haml

@@ -15,4 +15,4 @@
 %div{ class: [container_class, ("limit-container-width" unless fluid_layout)] }
   = render 'projects/last_push'
-  = render 'projects/files', commit: @last_commit, project: @project, ref: @ref
+  = render 'projects/files', commit: @last_commit, project: @project, ref: @ref, content_url: project_tree_path(@project, @id)

app/views/shared/repo/_repo.html.haml

-#repo{ data: { url: repo_url(project), project_name: project.name, refs_url: refs_project_path(project, format: :json), project_url: project_path(project), project_id: project.id } }
+#repo{ data: { url: content_url, project_name: project.name, refs_url: refs_project_path(project, format: :json), project_url: project_path(project), project_id: project.id } }