2018-08-18 11:19:57 +00:00
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# frozen_string_literal: true
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2014-07-15 15:28:21 +00:00
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module DiffHelper
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2016-01-29 18:37:17 +00:00
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def mark_inline_diffs(old_line, new_line)
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old_diffs, new_diffs = Gitlab::Diff::InlineDiff.new(old_line, new_line).inline_diffs
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2016-04-06 19:37:09 +00:00
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marked_old_line = Gitlab::Diff::InlineDiffMarker.new(old_line).mark(old_diffs, mode: :deletion)
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marked_new_line = Gitlab::Diff::InlineDiffMarker.new(new_line).mark(new_diffs, mode: :addition)
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2016-01-29 18:37:17 +00:00
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[marked_old_line, marked_new_line]
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end
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2017-05-26 23:27:30 +00:00
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def diffs_expanded?
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params[:expanded].present?
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2016-07-06 12:04:52 +00:00
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end
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2015-11-17 15:08:58 +00:00
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def diff_view
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2016-07-21 18:44:12 +00:00
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@diff_view ||= begin
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diff_views = %w(inline parallel)
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2017-07-28 12:59:57 +00:00
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diff_view = params[:view] || cookies[:diff_view]
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2016-07-21 18:44:12 +00:00
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diff_view = diff_views.first unless diff_views.include?(diff_view)
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diff_view.to_sym
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2016-04-14 21:32:46 +00:00
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end
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2015-11-17 15:08:58 +00:00
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end
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2016-03-03 17:38:44 +00:00
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def diff_options
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2017-05-26 23:27:30 +00:00
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options = { ignore_whitespace_change: hide_whitespace?, expanded: diffs_expanded? }
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2016-07-08 21:50:06 +00:00
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if action_name == 'diff_for_path'
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2017-05-26 23:27:30 +00:00
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options[:expanded] = true
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2016-07-15 07:04:18 +00:00
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options[:paths] = params.values_at(:old_path, :new_path)
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2020-01-29 15:08:59 +00:00
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elsif action_name == 'show'
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options[:include_context_commits] = true unless @project.context_commits_enabled?
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2014-07-15 15:28:21 +00:00
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end
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2016-07-08 21:50:06 +00:00
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2016-07-20 16:25:36 +00:00
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options
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2016-01-20 13:59:14 +00:00
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end
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2016-07-21 18:44:12 +00:00
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def diff_match_line(old_pos, new_pos, text: '', view: :inline, bottom: false)
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2017-09-28 14:55:25 +00:00
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content_line_class = %w[line_content match]
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content_line_class << 'parallel' if view == :parallel
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line_num_class = %w[diff-line-num unfold js-unfold]
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line_num_class << 'js-unfold-bottom' if bottom
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2016-07-21 18:44:12 +00:00
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2018-08-18 11:19:57 +00:00
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html = []
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2016-07-21 18:44:12 +00:00
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if old_pos
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2017-09-28 14:55:25 +00:00
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html << content_tag(:td, '...', class: [*line_num_class, 'old_line'], data: { linenumber: old_pos })
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html << content_tag(:td, text, class: [*content_line_class, 'left-side']) if view == :parallel
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2016-07-21 18:44:12 +00:00
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end
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if new_pos
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2017-09-28 14:55:25 +00:00
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html << content_tag(:td, '...', class: [*line_num_class, 'new_line'], data: { linenumber: new_pos })
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html << content_tag(:td, text, class: [*content_line_class, ('right-side' if view == :parallel)])
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2016-07-21 18:44:12 +00:00
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end
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2014-09-09 09:10:40 +00:00
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2018-08-18 11:19:57 +00:00
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html.join.html_safe
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2015-02-08 23:12:44 +00:00
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end
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2016-10-27 01:47:14 +00:00
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def diff_line_content(line)
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2014-09-09 09:10:40 +00:00
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if line.blank?
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2016-10-27 01:47:14 +00:00
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" ".html_safe
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2014-09-09 09:10:40 +00:00
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else
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2019-10-08 12:06:01 +00:00
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# `sub` and substring-ing would destroy HTML-safeness of `line`
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if line.start_with?('+', '-', ' ')
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line.dup.tap do |line|
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line[0] = ''
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end
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else
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line
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end
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2014-09-09 09:10:40 +00:00
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end
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end
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2014-09-12 16:43:44 +00:00
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2016-07-20 22:18:18 +00:00
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def parallel_diff_discussions(left, right, diff_file)
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2017-04-10 03:27:45 +00:00
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return unless @grouped_diff_discussions
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2017-05-11 15:47:44 +00:00
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2017-03-31 02:34:14 +00:00
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discussions_left = discussions_right = nil
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2014-09-12 17:51:44 +00:00
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2017-06-19 16:25:21 +00:00
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if left && left.discussable? && (left.unchanged? || left.removed?)
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2016-07-20 22:18:18 +00:00
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line_code = diff_file.line_code(left)
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2017-03-31 02:34:14 +00:00
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discussions_left = @grouped_diff_discussions[line_code]
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2014-09-12 17:51:44 +00:00
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end
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2017-06-19 16:25:21 +00:00
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if right && right.discussable? && right.added?
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2016-07-20 22:18:18 +00:00
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line_code = diff_file.line_code(right)
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2017-03-31 02:34:14 +00:00
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discussions_right = @grouped_diff_discussions[line_code]
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2014-09-12 17:51:44 +00:00
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end
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2017-03-31 02:34:14 +00:00
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[discussions_left, discussions_right]
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2014-09-12 17:51:44 +00:00
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end
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2014-12-25 12:32:49 +00:00
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def inline_diff_btn
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2016-07-21 18:44:12 +00:00
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diff_btn('Inline', 'inline', diff_view == :inline)
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2014-12-25 12:32:49 +00:00
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end
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def parallel_diff_btn
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2016-07-21 18:44:12 +00:00
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diff_btn('Side-by-side', 'parallel', diff_view == :parallel)
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2014-12-25 12:32:49 +00:00
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end
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2015-01-19 13:07:37 +00:00
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2015-04-13 05:27:45 +00:00
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def submodule_link(blob, ref, repository = @repository)
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2020-09-07 12:08:27 +00:00
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urls = submodule_links(blob, ref, repository)
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folder_name = truncate(blob.name, length: 40)
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folder_name = link_to(folder_name, urls.web) if urls&.web
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commit_id = Commit.truncate_sha(blob.id)
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commit_id = link_to(commit_id, urls.tree) if urls&.tree
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2015-01-19 13:07:37 +00:00
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[
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2020-09-07 12:08:27 +00:00
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content_tag(:span, folder_name),
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2015-01-19 13:07:37 +00:00
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'@',
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2017-05-11 15:47:44 +00:00
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content_tag(:span, commit_id, class: 'commit-sha')
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2015-01-19 13:07:37 +00:00
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].join(' ').html_safe
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end
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2015-09-30 10:31:02 +00:00
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2020-09-07 12:08:27 +00:00
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def submodule_diff_compare_link(diff_file)
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compare_url = submodule_links(diff_file.blob, diff_file.content_sha, diff_file.repository, diff_file)&.compare
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link = ""
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if compare_url
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link_text = [
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_('Compare'),
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' ',
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content_tag(:span, Commit.truncate_sha(diff_file.old_blob.id), class: 'commit-sha'),
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'...',
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content_tag(:span, Commit.truncate_sha(diff_file.blob.id), class: 'commit-sha')
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].join('').html_safe
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tooltip = _('Compare submodule commit revisions')
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link = content_tag(:span, link_to(link_text, compare_url, class: 'btn has-tooltip', title: tooltip), class: 'submodule-compare')
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end
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link
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end
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2017-12-11 16:23:29 +00:00
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def diff_file_blob_raw_url(diff_file, only_path: false)
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project_raw_url(@project, tree_join(diff_file.content_sha, diff_file.file_path), only_path: only_path)
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2017-05-15 17:18:19 +00:00
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end
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2017-12-11 16:23:29 +00:00
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def diff_file_old_blob_raw_url(diff_file, only_path: false)
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2017-05-15 18:19:49 +00:00
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sha = diff_file.old_content_sha
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return unless sha
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2017-11-14 09:02:39 +00:00
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2017-12-11 16:23:29 +00:00
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project_raw_url(@project, tree_join(diff_file.old_content_sha, diff_file.old_path), only_path: only_path)
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end
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def diff_file_blob_raw_path(diff_file)
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diff_file_blob_raw_url(diff_file, only_path: true)
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end
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def diff_file_old_blob_raw_path(diff_file)
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diff_file_old_blob_raw_url(diff_file, only_path: true)
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2017-05-15 17:18:19 +00:00
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end
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2016-08-10 09:28:42 +00:00
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def diff_file_html_data(project, diff_file_path, diff_commit_id)
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2015-09-30 10:31:02 +00:00
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{
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2020-07-02 15:09:08 +00:00
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blob_diff_path: project_blob_diff_path(project, tree_join(diff_commit_id, diff_file_path)),
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2016-07-21 18:44:12 +00:00
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view: diff_view
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2015-09-30 10:31:02 +00:00
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}
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end
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2017-05-15 17:10:29 +00:00
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def editable_diff?(diff_file)
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!diff_file.deleted_file? && @merge_request && @merge_request.source_project
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2015-09-30 10:31:02 +00:00
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end
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2015-11-17 09:49:23 +00:00
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2017-07-27 10:01:09 +00:00
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def diff_file_changed_icon(diff_file)
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2018-02-13 18:11:26 +00:00
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if diff_file.deleted_file?
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2017-11-14 10:49:04 +00:00
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"file-deletion"
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2017-07-27 10:01:09 +00:00
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elsif diff_file.new_file?
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2017-11-14 10:49:04 +00:00
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"file-addition"
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2017-07-27 10:01:09 +00:00
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else
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2017-11-14 10:49:04 +00:00
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"file-modified"
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2017-07-27 10:01:09 +00:00
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end
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end
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def diff_file_changed_icon_color(diff_file)
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if diff_file.deleted_file?
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"cred"
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elsif diff_file.new_file?
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"cgreen"
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end
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end
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2019-11-29 15:06:43 +00:00
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def render_overflow_warning?(diffs_collection)
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2019-12-16 21:08:00 +00:00
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diff_files = diffs_collection.raw_diff_files
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2019-11-29 15:06:43 +00:00
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if diff_files.any?(&:too_large?)
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Gitlab::Metrics.add_event(:diffs_overflow_single_file_limits)
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end
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diff_files.overflow?.tap do |overflown|
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Gitlab::Metrics.add_event(:diffs_overflow_collection_limits) if overflown
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end
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end
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2020-07-12 09:09:08 +00:00
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def apply_diff_view_cookie!
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set_secure_cookie(:diff_view, params.delete(:view), type: CookiesHelper::COOKIE_TYPE_PERMANENT) if params[:view].present?
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end
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2015-11-17 09:49:23 +00:00
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private
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def diff_btn(title, name, selected)
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2018-04-08 04:35:30 +00:00
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params_copy = safe_params.dup
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2015-11-17 09:49:23 +00:00
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params_copy[:view] = name
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# Always use HTML to handle case where JSON diff rendered this button
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params_copy.delete(:format)
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2016-02-19 22:20:39 +00:00
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link_to url_for(params_copy), id: "#{name}-diff-btn", class: (selected ? 'btn active' : 'btn'), data: { view_type: name } do
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2015-11-17 09:49:23 +00:00
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title
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end
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end
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2016-03-23 16:10:17 +00:00
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2016-04-18 21:51:30 +00:00
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def commit_diff_whitespace_link(project, commit, options)
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2017-06-29 17:06:35 +00:00
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url = project_commit_path(project, commit.id, params_with_whitespace)
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2016-04-18 21:51:30 +00:00
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toggle_whitespace_link(url, options)
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2016-04-12 17:49:34 +00:00
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end
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2016-04-18 21:51:30 +00:00
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def diff_merge_request_whitespace_link(project, merge_request, options)
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2017-06-29 17:06:35 +00:00
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url = diffs_project_merge_request_path(project, merge_request, params_with_whitespace)
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2016-04-18 21:51:30 +00:00
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toggle_whitespace_link(url, options)
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2016-04-12 17:49:34 +00:00
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end
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2016-06-09 17:26:14 +00:00
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def diff_compare_whitespace_link(project, from, to, options)
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2017-06-29 17:06:35 +00:00
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url = project_compare_path(project, from, to, params_with_whitespace)
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2016-06-09 17:26:14 +00:00
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toggle_whitespace_link(url, options)
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end
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2016-04-04 17:01:59 +00:00
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def hide_whitespace?
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2016-03-23 16:10:17 +00:00
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params[:w] == '1'
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end
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def params_with_whitespace
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2016-04-04 17:01:59 +00:00
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hide_whitespace? ? request.query_parameters.except(:w) : request.query_parameters.merge(w: 1)
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2016-03-23 16:10:17 +00:00
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end
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2016-04-18 21:51:30 +00:00
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def toggle_whitespace_link(url, options)
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2018-08-18 11:19:57 +00:00
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options[:class] = [*options[:class], 'btn btn-default'].join(' ')
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2016-04-18 21:51:30 +00:00
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link_to "#{hide_whitespace? ? 'Show' : 'Hide'} whitespace changes", url, class: options[:class]
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2016-03-23 16:10:17 +00:00
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end
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2016-12-30 19:16:25 +00:00
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2018-01-08 10:45:56 +00:00
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def diff_file_path_text(diff_file, max: 60)
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path = diff_file.new_path
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return path unless path.size > max && max > 3
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"...#{path[-(max - 3)..-1]}"
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end
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2014-07-15 15:28:21 +00:00
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end
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