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project_policy.rb 6.42 KB
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class ProjectPolicy < BasePolicy
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  def rules
    team_access!(user)

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    owner = project.owner == user ||
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      (project.group && project.group.has_owner?(user))
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    owner_access! if user.admin? || owner
    team_member_owner_access! if owner
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    if project.public? || (project.internal? && !user.external?)
      guest_access!
      public_access!

      if project.request_access_enabled &&
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          !(owner || user.admin? || project.team.member?(user) || project_group_member?(user))
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        can! :request_access
      end
    end

    archived_access! if project.archived?

    disabled_features!
  end

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  def project
    @subject
  end

  def guest_access!
    can! :read_project
    can! :read_board
    can! :read_list
    can! :read_wiki
    can! :read_issue
    can! :read_label
    can! :read_milestone
    can! :read_project_snippet
    can! :read_project_member
    can! :read_note
    can! :create_project
    can! :create_issue
    can! :create_note
    can! :upload_file
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    can! :read_cycle_analytics
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    if project.public_builds?
      can! :read_pipeline
      can! :read_build
    end
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  end

  def reporter_access!
    can! :download_code
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    can! :download_wiki_code
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    can! :fork_project
    can! :create_project_snippet
    can! :update_issue
    can! :admin_issue
    can! :admin_label
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    can! :admin_list
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    can! :read_commit_status
    can! :read_build
    can! :read_container_image
    can! :read_pipeline
    can! :read_environment
    can! :read_deployment
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    can! :read_merge_request
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  end

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  # Permissions given when an user is team member of a project
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  def team_member_reporter_access!
    can! :build_download_code
    can! :build_read_container_image
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  end

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  def developer_access!
    can! :admin_merge_request
    can! :update_merge_request
    can! :create_commit_status
    can! :update_commit_status
    can! :create_build
    can! :update_build
    can! :create_pipeline
    can! :update_pipeline
    can! :create_merge_request
    can! :create_wiki
    can! :push_code
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    can! :resolve_note
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    can! :create_container_image
    can! :update_container_image
    can! :create_environment
    can! :create_deployment
  end

  def master_access!
    can! :push_code_to_protected_branches
    can! :update_project_snippet
    can! :update_environment
    can! :update_deployment
    can! :admin_milestone
    can! :admin_project_snippet
    can! :admin_project_member
    can! :admin_note
    can! :admin_wiki
    can! :admin_project
    can! :admin_commit_status
    can! :admin_build
    can! :admin_container_image
    can! :admin_pipeline
    can! :admin_environment
    can! :admin_deployment
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    can! :update_pages
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  end

  def public_access!
    can! :download_code
    can! :fork_project
    can! :read_commit_status
    can! :read_pipeline
    can! :read_container_image
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    can! :build_download_code
    can! :build_read_container_image
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    can! :read_merge_request
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  end

  def owner_access!
    guest_access!
    reporter_access!
    developer_access!
    master_access!
    can! :change_namespace
    can! :change_visibility_level
    can! :rename_project
    can! :remove_project
    can! :archive_project
    can! :remove_fork_project
    can! :destroy_merge_request
    can! :destroy_issue
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    can! :remove_pages
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  end

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  def team_member_owner_access!
    team_member_reporter_access!
  end

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  # Push abilities on the users team role
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  def team_access!(user)
    access = project.team.max_member_access(user.id)
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    return if access < Gitlab::Access::GUEST
    guest_access!

    return if access < Gitlab::Access::REPORTER
    reporter_access!
    team_member_reporter_access!

    return if access < Gitlab::Access::DEVELOPER
    developer_access!

    return if access < Gitlab::Access::MASTER
    master_access!
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  end

  def archived_access!
    cannot! :create_merge_request
    cannot! :push_code
    cannot! :push_code_to_protected_branches
    cannot! :update_merge_request
    cannot! :admin_merge_request
  end

  def disabled_features!
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    repository_enabled = project.feature_available?(:repository, user)

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    block_issues_abilities
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    unless project.feature_available?(:merge_requests, user) && repository_enabled
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      cannot!(*named_abilities(:merge_request))
    end

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    unless project.feature_available?(:issues, user) || project.feature_available?(:merge_requests, user)
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      cannot!(*named_abilities(:label))
      cannot!(*named_abilities(:milestone))
    end

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    unless project.feature_available?(:snippets, user)
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      cannot!(*named_abilities(:project_snippet))
    end

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    unless project.feature_available?(:wiki, user) || project.has_external_wiki?
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      cannot!(*named_abilities(:wiki))
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      cannot!(:download_wiki_code)
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    end

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    unless project.feature_available?(:builds, user) && repository_enabled
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      cannot!(*named_abilities(:build))
      cannot!(*named_abilities(:pipeline))
      cannot!(*named_abilities(:environment))
      cannot!(*named_abilities(:deployment))
    end

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    unless repository_enabled
      cannot! :push_code
      cannot! :push_code_to_protected_branches
      cannot! :download_code
      cannot! :fork_project
      cannot! :read_commit_status
    end

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    unless project.container_registry_enabled
      cannot!(*named_abilities(:container_image))
    end
  end

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  def anonymous_rules
    return unless project.public?

    can! :read_project
    can! :read_board
    can! :read_list
    can! :read_wiki
    can! :read_label
    can! :read_milestone
    can! :read_project_snippet
    can! :read_project_member
    can! :read_merge_request
    can! :read_note
    can! :read_pipeline
    can! :read_commit_status
    can! :read_container_image
    can! :download_code
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    can! :download_wiki_code
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    can! :read_cycle_analytics
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    # NOTE: may be overridden by IssuePolicy
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    can! :read_issue

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    # Allow to read builds by anonymous user if guests are allowed
    can! :read_build if project.public_builds?

    disabled_features!
  end

  def project_group_member?(user)
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    project.group &&
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      (
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        project.group.members_with_parents.exists?(user_id: user.id) ||
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        project.group.requesters.exists?(user_id: user.id)
      )
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  end

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  def block_issues_abilities
    unless project.feature_available?(:issues, user)
      cannot! :read_issue if project.default_issues_tracker?
      cannot! :create_issue
      cannot! :update_issue
      cannot! :admin_issue
    end
  end

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  def named_abilities(name)
    [
      :"read_#{name}",
      :"create_#{name}",
      :"update_#{name}",
      :"admin_#{name}"
    ]
  end
end