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
module BlobHelper
def highlight(blob_name, blob_content, repository: nil, plain: false)
highlighted = Gitlab::Highlight.highlight(blob_name, blob_content, plain: plain, repository: repository)
raw %(<pre class="code highlight"><code>#{highlighted}</code></pre>)
end
def no_highlight_files
%w(credits changelog news copying copyright license authors)
end
def edit_blob_link(project = @project, ref = @ref, path = @path, options = {})
return unless current_user
blob = options.delete(:blob)
blob ||= project.repository.blob_at(ref, path) rescue nil
return unless blob
edit_path = namespace_project_edit_blob_path(project.namespace, project,
tree_join(ref, path),
options[:link_opts])
if !on_top_of_branch?(project, ref)
button_tag "Edit", class: "btn disabled has-tooltip btn-file-option", title: "You can only edit files when you are on a branch", data: { container: 'body' }
elsif can_edit_blob?(blob, project, ref)
link_to "Edit", edit_path, class: 'btn btn-sm'
elsif can?(current_user, :fork_project, project)
continue_params = {
to: edit_path,
notice: edit_in_new_fork_notice,
notice_now: edit_in_new_fork_notice_now
}
fork_path = namespace_project_forks_path(project.namespace, project, namespace_key: current_user.namespace.id, continue: continue_params)
link_to "Edit", fork_path, class: 'btn btn-file-option', method: :post
end
end
def modify_file_link(project = @project, ref = @ref, path = @path, label:, action:, btn_class:, modal_type:)
return unless current_user
blob = project.repository.blob_at(ref, path) rescue nil
return unless blob
if !on_top_of_branch?(project, ref)
button_tag label, class: "btn btn-#{btn_class} disabled has-tooltip", title: "You can only #{action} files when you are on a branch", data: { container: 'body' }
elsif blob.lfs_pointer?
button_tag label, class: "btn btn-#{btn_class} disabled has-tooltip", title: "It is not possible to #{action} files that are stored in LFS using the web interface", data: { container: 'body' }
elsif can_edit_blob?(blob, project, ref)
button_tag label, class: "btn btn-#{btn_class}", 'data-target' => "#modal-#{modal_type}-blob", 'data-toggle' => 'modal'
elsif can?(current_user, :fork_project, project)
continue_params = {
to: request.fullpath,
notice: edit_in_new_fork_notice + " Try to #{action} this file again.",
notice_now: edit_in_new_fork_notice_now
}
fork_path = namespace_project_forks_path(project.namespace, project, namespace_key: current_user.namespace.id, continue: continue_params)
link_to label, fork_path, class: "btn btn-#{btn_class}", method: :post
end
end
def replace_blob_link(project = @project, ref = @ref, path = @path)
modify_file_link(
project,
ref,
path,
label: "Replace",
action: "replace",
btn_class: "default",
modal_type: "upload"
)
end
def delete_blob_link(project = @project, ref = @ref, path = @path)
modify_file_link(
project,
ref,
path,
label: "Delete",
action: "delete",
btn_class: "remove",
modal_type: "remove"
)
end
def can_edit_blob?(blob, project = @project, ref = @ref)
!blob.lfs_pointer? && can_edit_tree?(project, ref)
end
def leave_edit_message
"Leave edit mode?\nAll unsaved changes will be lost."
end
def editing_preview_title(filename)
if Gitlab::MarkupHelper.previewable?(filename)
'Preview'
else
'Preview Changes'
end
end
# Return an image icon depending on the file mode and extension
#
# mode - File unix mode
# mode - File name
def blob_icon(mode, name)
icon("#{file_type_icon_class('file', mode, name)} fw")
end
def blob_text_viewable?(blob)
blob && blob.text? && !blob.lfs_pointer? && !blob.only_display_raw?
end
def blob_size(blob)
if blob.lfs_pointer?
blob.lfs_size
else
blob.size
end
end
# SVGs can contain malicious JavaScript; only include whitelisted
# elements and attributes. Note that this whitelist is by no means complete
# and may omit some elements.
def sanitize_svg(blob)
blob.data = Gitlab::Sanitizers::SVG.clean(blob.data)
blob
end
# If we blindly set the 'real' content type when serving a Git blob we
# are enabling XSS attacks. An attacker could upload e.g. a Javascript
# file to a Git repository, trick the browser of a victim into
# downloading the blob, and then the 'application/javascript' content
# type would tell the browser to execute the attacker's Javascript. By
# overriding the content type and setting it to 'text/plain' (in the
# example of Javascript) we tell the browser of the victim not to
# execute untrusted data.
def safe_content_type(blob)
if blob.text?
'text/plain; charset=utf-8'
elsif blob.image?
blob.content_type
else
'application/octet-stream'
end
end
def cached_blob?
stale = stale?(etag: @blob.id) # The #stale? method sets cache headers.
# Because we are opionated we set the cache headers ourselves.
response.cache_control[:public] = @project.public?
if @ref && @commit && @ref == @commit.id
# This is a link to a commit by its commit SHA. That means that the blob
# is immutable. The only reason to invalidate the cache is if the commit
# was deleted or if the user lost access to the repository.
response.cache_control[:max_age] = Blob::CACHE_TIME_IMMUTABLE
else
# A branch or tag points at this blob. That means that the expected blob
# value may change over time.
response.cache_control[:max_age] = Blob::CACHE_TIME
end
response.etag = @blob.id
!stale
end
def licenses_for_select
return @licenses_for_select if defined?(@licenses_for_select)
licenses = Licensee::License.all
@licenses_for_select = {
Popular: licenses.select(&:featured).map { |license| { name: license.name, id: license.key } },
Other: licenses.reject(&:featured).map { |license| { name: license.name, id: license.key } }
}
end
def ref_project
@ref_project ||= @target_project || @project
end
def gitignore_names
@gitignore_names ||= Gitlab::Template::GitignoreTemplate.dropdown_names
end
def gitlab_ci_ymls
@gitlab_ci_ymls ||= Gitlab::Template::GitlabCiYmlTemplate.dropdown_names
end
def blob_editor_paths
{
'relative-url-root' => Rails.application.config.relative_url_root,
'assets-prefix' => Gitlab::Application.config.assets.prefix,
'blob-language' => @blob && @blob.language.try(:ace_mode)
}
end
end