219 lines
6.0 KiB
Ruby
219 lines
6.0 KiB
Ruby
module DiffHelper
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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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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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[marked_old_line, marked_new_line]
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end
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def diffs_expanded?
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params[:expanded].present?
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end
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def diff_view
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@diff_view ||= begin
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diff_views = %w(inline parallel)
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diff_view = params[:view] || cookies[:diff_view]
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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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end
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end
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def diff_options
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options = { ignore_whitespace_change: hide_whitespace?, expanded: diffs_expanded? }
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if action_name == 'diff_for_path'
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options[:expanded] = true
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options[:paths] = params.values_at(:old_path, :new_path)
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end
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options
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end
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def diff_match_line(old_pos, new_pos, text: '', view: :inline, bottom: false)
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content = content_tag :td, text, class: "line_content match #{view == :inline ? '' : view}"
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cls = ['diff-line-num', 'unfold', 'js-unfold']
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cls << 'js-unfold-bottom' if bottom
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html = ''
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if old_pos
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html << content_tag(:td, '...', class: cls + ['old_line'], data: { linenumber: old_pos })
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html << content unless view == :inline
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end
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if new_pos
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html << content_tag(:td, '...', class: cls + ['new_line'], data: { linenumber: new_pos })
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html << content
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end
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html.html_safe
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end
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def diff_line_content(line)
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if line.blank?
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" ".html_safe
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else
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# We can't use `sub` because the HTML-safeness of `line` will not survive.
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line[0] = '' if line.start_with?('+', '-', ' ')
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line
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end
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end
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def parallel_diff_discussions(left, right, diff_file)
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return unless @grouped_diff_discussions
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discussions_left = discussions_right = nil
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if left && left.discussable? && (left.unchanged? || left.removed?)
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line_code = diff_file.line_code(left)
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discussions_left = @grouped_diff_discussions[line_code]
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end
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if right && right.discussable? && right.added?
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line_code = diff_file.line_code(right)
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discussions_right = @grouped_diff_discussions[line_code]
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end
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[discussions_left, discussions_right]
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end
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def inline_diff_btn
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diff_btn('Inline', 'inline', diff_view == :inline)
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end
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def parallel_diff_btn
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diff_btn('Side-by-side', 'parallel', diff_view == :parallel)
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end
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def submodule_link(blob, ref, repository = @repository)
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tree, commit = submodule_links(blob, ref, repository)
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commit_id = if commit.nil?
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Commit.truncate_sha(blob.id)
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else
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link_to Commit.truncate_sha(blob.id), commit
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end
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[
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content_tag(:span, link_to(truncate(blob.name, length: 40), tree)),
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'@',
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content_tag(:span, commit_id, class: 'commit-sha')
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].join(' ').html_safe
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end
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def diff_file_blob_raw_path(diff_file)
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project_raw_path(@project, tree_join(diff_file.content_sha, diff_file.file_path))
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end
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def diff_file_old_blob_raw_path(diff_file)
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sha = diff_file.old_content_sha
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return unless sha
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project_raw_path(@project, tree_join(diff_file.old_content_sha, diff_file.old_path))
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end
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def diff_file_html_data(project, diff_file_path, diff_commit_id)
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{
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blob_diff_path: project_blob_diff_path(project,
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tree_join(diff_commit_id, diff_file_path)),
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view: diff_view
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}
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end
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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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end
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def diff_render_error_reason(viewer)
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case viewer.render_error
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when :too_large
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"it is too large"
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when :server_side_but_stored_externally
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case viewer.diff_file.external_storage
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when :lfs
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'it is stored in LFS'
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else
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'it is stored externally'
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end
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end
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end
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def diff_render_error_options(viewer)
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diff_file = viewer.diff_file
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options = []
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blob_url = project_blob_path(@project, tree_join(diff_file.content_sha, diff_file.file_path))
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options << link_to('view the blob', blob_url)
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options
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end
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def diff_file_changed_icon(diff_file)
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if diff_file.deleted_file? || diff_file.renamed_file?
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"minus"
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elsif diff_file.new_file?
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"plus"
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else
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"adjust"
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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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private
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def diff_btn(title, name, selected)
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params_copy = params.dup
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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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link_to url_for(params_copy), id: "#{name}-diff-btn", class: (selected ? 'btn active' : 'btn'), data: { view_type: name } do
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title
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end
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end
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def commit_diff_whitespace_link(project, commit, options)
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url = project_commit_path(project, commit.id, params_with_whitespace)
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toggle_whitespace_link(url, options)
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end
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def diff_merge_request_whitespace_link(project, merge_request, options)
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url = diffs_project_merge_request_path(project, merge_request, params_with_whitespace)
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toggle_whitespace_link(url, options)
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end
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def diff_compare_whitespace_link(project, from, to, options)
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url = project_compare_path(project, from, to, params_with_whitespace)
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toggle_whitespace_link(url, options)
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end
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def hide_whitespace?
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params[:w] == '1'
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end
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def params_with_whitespace
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hide_whitespace? ? request.query_parameters.except(:w) : request.query_parameters.merge(w: 1)
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end
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def toggle_whitespace_link(url, options)
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options[:class] ||= ''
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options[:class] << ' btn btn-default'
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link_to "#{hide_whitespace? ? 'Show' : 'Hide'} whitespace changes", url, class: options[:class]
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end
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def render_overflow_warning?(diff_files)
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diffs = @merge_request_diff.presence || diff_files
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diffs.overflow?
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end
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end
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