1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
|
# Controller for viewing a file's blame
class Projects::BlobController < Projects::ApplicationController
include ExtractsPath
include CreatesCommit
include RendersBlob
include ActionView::Helpers::SanitizeHelper
prepend_before_action :authenticate_user!, only: [:edit]
before_action :require_non_empty_project, except: [:new, :create]
before_action :authorize_download_code!
# We need to assign the blob vars before `authorize_edit_tree!` so we can
# validate access to a specific ref.
before_action :assign_blob_vars
before_action :authorize_edit_tree!, only: [:new, :create, :update, :destroy]
before_action :commit, except: [:new, :create]
before_action :blob, except: [:new, :create]
before_action :require_branch_head, only: [:edit, :update]
before_action :editor_variables, except: [:show, :preview, :diff]
before_action :validate_diff_params, only: :diff
before_action :set_last_commit_sha, only: [:edit, :update]
def new
commit unless @repository.empty?
end
def create
create_commit(Files::CreateService, success_notice: "The file has been successfully created.",
success_path: -> { project_blob_path(@project, File.join(@branch_name, @file_path)) },
failure_view: :new,
failure_path: project_new_blob_path(@project, @ref))
end
def show
conditionally_expand_blob(@blob)
respond_to do |format|
format.html do
show_html
end
format.json do
page_title @blob.path, @ref, @project.full_name
show_json
end
end
end
def edit
if can_collaborate_with_project?(project, ref: @ref)
blob.load_all_data!
else
redirect_to action: 'show'
end
end
def update
@path = params[:file_path] if params[:file_path].present?
create_commit(Files::UpdateService, success_path: -> { after_edit_path },
failure_view: :edit,
failure_path: project_blob_path(@project, @id))
rescue Files::UpdateService::FileChangedError
@conflict = true
render :edit
end
def preview
@content = params[:content]
@blob.load_all_data!
diffy = Diffy::Diff.new(@blob.data, @content, diff: '-U 3', include_diff_info: true)
diff_lines = diffy.diff.scan(/.*\n/)[2..-1]
diff_lines = Gitlab::Diff::Parser.new.parse(diff_lines)
@diff_lines = Gitlab::Diff::Highlight.new(diff_lines, repository: @repository).highlight
render layout: false
end
def destroy
create_commit(Files::DeleteService, success_notice: "The file has been successfully deleted.",
success_path: -> { project_tree_path(@project, @branch_name) },
failure_view: :show,
failure_path: project_blob_path(@project, @id))
end
def diff
apply_diff_view_cookie!
@blob.load_all_data!
@lines = Gitlab::Highlight.highlight(@blob.path, @blob.data, repository: @repository).lines
@form = UnfoldForm.new(params)
@lines = @lines[@form.since - 1..@form.to - 1].map(&:html_safe)
if @form.bottom?
@match_line = ''
else
lines_length = @lines.length - 1
line = [@form.since, lines_length].join(',')
@match_line = "@@ -#{line}+#{line} @@"
end
render layout: false
end
private
def blob
@blob ||= @repository.blob_at(@commit.id, @path)
if @blob
@blob
else
if tree = @repository.tree(@commit.id, @path)
if tree.entries.any?
return redirect_to project_tree_path(@project, File.join(@ref, @path))
end
end
return render_404
end
end
def commit
@commit = @repository.commit(@ref)
return render_404 unless @commit
end
def assign_blob_vars
@id = params[:id]
@ref, @path = extract_ref(@id)
rescue InvalidPathError
render_404
end
def after_edit_path
from_merge_request = MergeRequestsFinder.new(current_user, project_id: @project.id).find_by(iid: params[:from_merge_request_iid])
if from_merge_request && @branch_name == @ref
diffs_project_merge_request_path(from_merge_request.target_project, from_merge_request) +
"##{hexdigest(@path)}"
else
project_blob_path(@project, File.join(@branch_name, @path))
end
end
def editor_variables
@branch_name = params[:branch_name]
@file_path =
if action_name.to_s == 'create'
if params[:file].present?
params[:file_name] = params[:file].original_filename
end
File.join(@path, params[:file_name])
elsif params[:file_path].present?
params[:file_path]
else
@path
end
if params[:file].present?
params[:content] = Base64.encode64(params[:file].read)
params[:encoding] = 'base64'
end
@commit_params = {
file_path: @file_path,
commit_message: params[:commit_message],
previous_path: @path,
file_content: params[:content],
file_content_encoding: params[:encoding],
last_commit_sha: params[:last_commit_sha]
}
end
def validate_diff_params
if [:since, :to, :offset].any? { |key| params[key].blank? }
render nothing: true
end
end
def set_last_commit_sha
@last_commit_sha = Gitlab::Git::Commit
.last_for_path(@repository, @ref, @path).sha
end
def show_html
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, @blob.path)
render 'show'
end
def show_json
json = blob_json(@blob)
return render_404 unless json
path_segments = @path.split('/')
path_segments.pop
tree_path = path_segments.join('/')
render json: json.merge(
id: @blob.id,
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?,
render_error: blob.simple_viewer&.render_error || blob.rich_viewer&.render_error,
raw_path: project_raw_path(project, @id),
blame_path: project_blame_path(project, @id),
commits_path: project_commits_path(project, @id),
tree_path: project_tree_path(project, File.join(@ref, tree_path)),
permalink: project_blob_path(project, File.join(@commit.id, @path))
)
end
end
|