79 lines
2.4 KiB
Ruby
79 lines
2.4 KiB
Ruby
# frozen_string_literal: true
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module Gitlab
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class BlamePresenter < Gitlab::View::Presenter::Simple
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include ActionView::Helpers::UrlHelper
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include ActionView::Helpers::TranslationHelper
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include ActionView::Context
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include AvatarsHelper
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include BlameHelper
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include CommitsHelper
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include ApplicationHelper
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include TreeHelper
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include IconsHelper
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presents nil, as: :blame
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CommitData = Struct.new(
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:author_avatar,
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:age_map_class,
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:commit_link,
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:commit_author_link,
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:project_blame_link,
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:time_ago_tooltip)
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def initialize(subject, **attributes)
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super
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@commits = {}
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precalculate_data_by_commit!
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end
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def groups
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@groups ||= blame.groups
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end
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def commit_data(commit)
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@commits[commit.id] ||= get_commit_data(commit)
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end
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private
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# Huge source files with a high churn rate (e.g. 'locale/gitlab.pot') could have
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# 10x times more blame groups than unique commits across all the groups.
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# That means we could cache per-commit data we need
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# to avoid recalculating it multiple times.
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# For such files, it could significantly improve the performance of the Blame.
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def precalculate_data_by_commit!
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groups.each { |group| commit_data(group[:commit]) }
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end
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def get_commit_data(commit)
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CommitData.new.tap do |data|
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data.author_avatar = author_avatar(commit, size: 36, has_tooltip: false, lazy: true)
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data.age_map_class = age_map_class(commit.committed_date, project_duration)
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data.commit_link = link_to commit.title, project_commit_path(project, commit.id), class: "cdark", title: commit.title
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data.commit_author_link = commit_author_link(commit, avatar: false)
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data.project_blame_link = project_blame_link(commit)
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data.time_ago_tooltip = time_ago_with_tooltip(commit.committed_date)
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end
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end
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def project_blame_link(commit)
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previous_commit_id = commit.parent_id
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return unless previous_commit_id
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link_to project_blame_path(project, tree_join(previous_commit_id, path)),
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title: _('View blame prior to this change'),
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aria: { label: _('View blame prior to this change') },
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class: 'version-link',
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data: { toggle: 'tooltip', placement: 'right', container: 'body' } do
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' '.html_safe
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end
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end
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def project_duration
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@project_duration ||= age_map_duration(groups, project)
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end
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end
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end
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