2018-07-25 09:30:33 +00:00
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# frozen_string_literal: true
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2018-07-02 13:57:38 +00:00
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# rubocop:disable Rails/ActiveRecordAliases
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2013-03-04 03:43:52 +00:00
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class WikiPage
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2020-04-15 03:09:11 +00:00
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include Gitlab::Utils::StrongMemoize
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2017-03-04 14:03:14 +00:00
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PageChangedError = Class.new(StandardError)
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2018-02-05 17:17:21 +00:00
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PageRenameError = Class.new(StandardError)
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2020-04-15 03:09:11 +00:00
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FrontMatterTooLong = Class.new(StandardError)
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2020-02-13 12:08:49 +00:00
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2013-03-04 03:43:52 +00:00
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include ActiveModel::Validations
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include ActiveModel::Conversion
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include StaticModel
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extend ActiveModel::Naming
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2020-04-15 03:09:11 +00:00
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delegate :content, :front_matter, to: :parsed_content
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2013-03-04 03:43:52 +00:00
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def self.primary_key
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'slug'
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end
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def self.model_name
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2019-10-31 21:06:28 +00:00
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ActiveModel::Name.new(self, nil, 'wiki')
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end
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2020-03-19 12:09:33 +00:00
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def eql?(other)
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return false unless other.present? && other.is_a?(self.class)
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2020-04-22 12:09:29 +00:00
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slug == other.slug && wiki.container == other.wiki.container
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2020-03-19 12:09:33 +00:00
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end
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alias_method :==, :eql?
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2019-10-31 21:06:28 +00:00
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# Sorts and groups pages by directory.
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#
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# pages - an array of WikiPage objects.
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#
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# Returns an array of WikiPage and WikiDirectory objects. The entries are
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# sorted by alphabetical order (directories and pages inside each directory).
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# Pages at the root level come before everything.
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def self.group_by_directory(pages)
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return [] if pages.blank?
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pages.each_with_object([]) do |page, grouped_pages|
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next grouped_pages << page unless page.directory.present?
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directory = grouped_pages.find do |obj|
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obj.is_a?(WikiDirectory) && obj.slug == page.directory
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end
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next directory.pages << page if directory
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grouped_pages << WikiDirectory.new(page.directory, [page])
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end
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2016-12-16 04:12:21 +00:00
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end
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2017-01-30 03:07:31 +00:00
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def self.unhyphenize(name)
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name.gsub(/-+/, ' ')
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end
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2013-03-04 03:43:52 +00:00
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def to_key
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[:slug]
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end
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validates :title, presence: true
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validates :content, presence: true
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2020-02-13 12:08:49 +00:00
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validate :validate_path_limits, if: :title_changed?
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2020-07-17 15:09:13 +00:00
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validate :validate_content_size_limit, if: :content_changed?
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2013-03-04 03:43:52 +00:00
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2020-04-22 12:09:29 +00:00
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# The GitLab Wiki instance.
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2013-03-04 03:43:52 +00:00
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attr_reader :wiki
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2020-04-22 12:09:29 +00:00
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delegate :container, to: :wiki
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2013-03-04 03:43:52 +00:00
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2017-10-03 16:58:33 +00:00
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# The raw Gitlab::Git::WikiPage instance.
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2013-03-04 03:43:52 +00:00
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attr_reader :page
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# The attributes Hash used for storing and validating
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2018-10-02 03:21:46 +00:00
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# new Page values before writing to the raw repository.
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2013-03-04 03:43:52 +00:00
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attr_accessor :attributes
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2016-02-28 07:26:52 +00:00
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def hook_attrs
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2018-06-20 13:53:19 +00:00
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Gitlab::HookData::WikiPageBuilder.new(self).build
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2016-02-28 07:26:52 +00:00
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end
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2020-03-19 12:09:33 +00:00
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# Construct a new WikiPage
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#
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2020-04-22 12:09:29 +00:00
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# @param [Wiki] wiki
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2020-03-19 12:09:33 +00:00
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# @param [Gitlab::Git::WikiPage] page
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2020-03-03 15:08:08 +00:00
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def initialize(wiki, page = nil)
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2013-03-04 03:43:52 +00:00
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@wiki = wiki
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@page = page
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@attributes = {}.with_indifferent_access
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set_attributes if persisted?
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end
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# The escaped URL path of this page.
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def slug
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2020-04-24 15:09:37 +00:00
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attributes[:slug].presence || wiki.wiki.preview_slug(title, format)
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2013-03-04 03:43:52 +00:00
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end
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2020-07-20 12:09:34 +00:00
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alias_method :id, :slug # required to use build_stubbed
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2013-03-04 03:43:52 +00:00
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2015-02-03 04:57:10 +00:00
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alias_method :to_param, :slug
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2013-03-04 03:43:52 +00:00
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2018-11-27 06:22:16 +00:00
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def human_title
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2020-04-24 15:09:37 +00:00
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return 'Home' if title == Wiki::HOMEPAGE
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2018-11-27 06:22:16 +00:00
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title
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end
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2013-03-04 03:43:52 +00:00
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# The formatted title of this page.
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def title
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2020-04-24 15:09:37 +00:00
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attributes[:title] || ''
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2013-03-04 03:43:52 +00:00
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end
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# Sets the title of this page.
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def title=(new_title)
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2020-04-24 15:09:37 +00:00
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attributes[:title] = new_title
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2013-03-04 03:43:52 +00:00
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end
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2020-04-15 03:09:11 +00:00
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def raw_content
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2020-04-24 15:09:37 +00:00
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attributes[:content] ||= page&.text_data
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2013-03-04 03:43:52 +00:00
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end
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2016-12-18 23:22:20 +00:00
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# The hierarchy of the directory this page is contained in.
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def directory
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2018-02-05 17:17:21 +00:00
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wiki.page_title_and_dir(slug)&.last.to_s
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2016-12-18 23:22:20 +00:00
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end
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2013-03-04 03:43:52 +00:00
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# The markup format for the page.
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def format
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2020-04-24 15:09:37 +00:00
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attributes[:format] || :markdown
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2013-03-04 03:43:52 +00:00
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end
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# The commit message for this page version.
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def message
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version.try(:message)
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end
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2018-09-21 12:05:37 +00:00
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# The GitLab Commit instance for this page.
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2013-03-04 03:43:52 +00:00
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def version
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2019-02-08 12:19:53 +00:00
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return unless persisted?
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2013-03-04 03:43:52 +00:00
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2014-09-25 10:56:23 +00:00
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@version ||= @page.version
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2013-03-04 03:43:52 +00:00
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end
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2019-10-03 04:01:57 +00:00
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def path
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return unless persisted?
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@path ||= @page.path
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end
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2017-11-17 11:48:32 +00:00
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def versions(options = {})
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2013-03-04 03:43:52 +00:00
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return [] unless persisted?
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2020-04-24 15:09:37 +00:00
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wiki.wiki.page_versions(page.path, options)
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2013-03-04 03:43:52 +00:00
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end
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2017-11-17 11:48:32 +00:00
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def count_versions
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return [] unless persisted?
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2020-04-24 15:09:37 +00:00
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wiki.wiki.count_page_versions(page.path)
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2017-11-17 11:48:32 +00:00
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end
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def last_version
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@last_version ||= versions(limit: 1).first
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2013-08-16 13:59:26 +00:00
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end
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2017-07-27 13:00:06 +00:00
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def last_commit_sha
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2017-11-17 11:48:32 +00:00
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last_version&.sha
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2017-07-27 13:00:06 +00:00
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end
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2013-03-04 03:43:52 +00:00
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# Returns boolean True or False if this instance
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# is an old version of the page.
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def historical?
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2018-10-15 19:07:02 +00:00
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return false unless last_commit_sha && version
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2020-04-24 15:09:37 +00:00
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page.historical? && last_commit_sha != version.sha
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2013-03-04 03:43:52 +00:00
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end
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# Returns boolean True or False if this instance
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2017-03-15 05:44:05 +00:00
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# is the latest commit version of the page.
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def latest?
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!historical?
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end
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2013-03-04 03:43:52 +00:00
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# Returns boolean True or False if this instance
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2017-03-20 13:53:23 +00:00
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# has been fully created on disk or not.
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2013-03-04 03:43:52 +00:00
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def persisted?
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2020-04-24 15:09:37 +00:00
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page.present?
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2013-03-04 03:43:52 +00:00
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end
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# Creates a new Wiki Page.
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#
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# attr - Hash of attributes to set on the new page.
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2018-02-05 17:17:21 +00:00
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# :title - The title (optionally including dir) for the new page.
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2013-03-04 03:43:52 +00:00
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# :content - The raw markup content.
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# :format - Optional symbol representing the
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# content format. Can be any type
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2020-04-22 12:09:29 +00:00
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# listed in the Wiki::MARKUPS
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2013-03-04 03:43:52 +00:00
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# Hash.
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# :message - Optional commit message to set on
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# the new page.
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#
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# Returns the String SHA1 of the newly created page
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# or False if the save was unsuccessful.
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2017-07-23 08:19:10 +00:00
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def create(attrs = {})
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2018-07-02 13:57:38 +00:00
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update_attributes(attrs)
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2013-03-04 03:43:52 +00:00
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2020-03-03 15:08:08 +00:00
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save do
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2018-11-07 08:01:59 +00:00
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wiki.create_page(title, content, format, attrs[:message])
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2017-07-23 08:19:10 +00:00
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end
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2013-03-04 03:43:52 +00:00
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end
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# Updates an existing Wiki Page, creating a new version.
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#
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2017-07-23 08:19:10 +00:00
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# attrs - Hash of attributes to be updated on the page.
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# :content - The raw markup content to replace the existing.
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# :format - Optional symbol representing the content format.
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2020-04-22 12:09:29 +00:00
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# See Wiki::MARKUPS Hash for available formats.
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2017-07-23 08:19:10 +00:00
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# :message - Optional commit message to set on the new version.
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# :last_commit_sha - Optional last commit sha to validate the page unchanged.
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2018-02-05 17:17:21 +00:00
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# :title - The Title (optionally including dir) to replace existing title
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2013-03-04 03:43:52 +00:00
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#
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# Returns the String SHA1 of the newly created page
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# or False if the save was unsuccessful.
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2017-07-23 08:19:10 +00:00
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def update(attrs = {})
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last_commit_sha = attrs.delete(:last_commit_sha)
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2018-02-05 17:17:21 +00:00
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2017-07-27 13:00:06 +00:00
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if last_commit_sha && last_commit_sha != self.last_commit_sha
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2018-02-05 17:17:21 +00:00
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raise PageChangedError
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2017-03-04 14:03:14 +00:00
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end
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2018-07-02 13:57:38 +00:00
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update_attributes(attrs)
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2018-02-05 17:17:21 +00:00
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2020-03-03 15:08:08 +00:00
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if title.present? && title_changed? && wiki.find_page(title).present?
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2020-04-24 15:09:37 +00:00
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attributes[:title] = page.title
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2020-03-03 15:08:08 +00:00
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raise PageRenameError
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2018-02-05 17:17:21 +00:00
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end
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2017-07-23 08:19:10 +00:00
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2020-03-03 15:08:08 +00:00
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save do
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2017-07-23 08:19:10 +00:00
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wiki.update_page(
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2020-04-24 15:09:37 +00:00
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page,
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2020-04-15 03:09:11 +00:00
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content: raw_content,
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2017-07-23 08:19:10 +00:00
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format: format,
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message: attrs[:message],
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title: title
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)
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end
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2013-03-04 03:43:52 +00:00
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end
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2013-07-29 10:46:00 +00:00
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# Destroys the Wiki Page.
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2013-03-04 03:43:52 +00:00
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#
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# Returns boolean True or False.
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def delete
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2020-04-24 15:09:37 +00:00
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if wiki.delete_page(page)
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2013-03-04 03:43:52 +00:00
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true
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else
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false
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end
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end
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2019-10-31 21:06:28 +00:00
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# Relative path to the partial to be used when rendering collections
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# of this object.
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def to_partial_path
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2020-06-11 15:08:36 +00:00
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'../shared/wikis/wiki_page'
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2016-12-27 01:51:34 +00:00
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end
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2020-07-20 12:09:34 +00:00
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def sha
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page.version&.sha
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2016-12-30 13:26:30 +00:00
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end
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2018-02-05 17:17:21 +00:00
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def title_changed?
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2020-03-03 15:08:08 +00:00
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if persisted?
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2020-06-05 21:08:27 +00:00
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# A page's `title` will be returned from Gollum/Gitaly with any +<>
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# characters changed to -, whereas the `path` preserves these characters.
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path_without_extension = Pathname(page.path).sub_ext('').to_s
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old_title, old_dir = wiki.page_title_and_dir(self.class.unhyphenize(path_without_extension))
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2020-03-12 21:09:45 +00:00
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new_title, new_dir = wiki.page_title_and_dir(self.class.unhyphenize(title))
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2020-03-03 15:08:08 +00:00
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new_title != old_title || (title.include?('/') && new_dir != old_dir)
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else
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title.present?
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end
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2018-02-05 17:17:21 +00:00
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end
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2020-07-17 15:09:13 +00:00
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def content_changed?
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2020-07-30 18:09:39 +00:00
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if persisted?
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# gollum-lib always converts CRLFs to LFs in Gollum::Wiki#normalize,
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# so we need to do the same here.
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# Also see https://gitlab.com/gitlab-org/gitlab/-/issues/21431
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raw_content.delete("\r") != page&.text_data
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else
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raw_content.present?
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end
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2020-07-17 15:09:13 +00:00
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end
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2018-04-18 17:50:56 +00:00
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# Updates the current @attributes hash by merging a hash of params
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def update_attributes(attrs)
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attrs[:title] = process_title(attrs[:title]) if attrs[:title].present?
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2020-04-15 03:09:11 +00:00
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update_front_matter(attrs)
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2018-04-18 17:50:56 +00:00
|
|
|
|
|
|
|
attrs.slice!(:content, :format, :message, :title)
|
2020-04-15 03:09:11 +00:00
|
|
|
clear_memoization(:parsed_content) if attrs.has_key?(:content)
|
2018-04-18 17:50:56 +00:00
|
|
|
|
2020-04-24 15:09:37 +00:00
|
|
|
attributes.merge!(attrs)
|
2018-04-18 17:50:56 +00:00
|
|
|
end
|
|
|
|
|
2019-12-17 15:08:15 +00:00
|
|
|
def to_ability_name
|
|
|
|
'wiki_page'
|
|
|
|
end
|
|
|
|
|
2020-05-12 03:09:31 +00:00
|
|
|
def version_commit_timestamp
|
|
|
|
version&.commit&.committed_date
|
|
|
|
end
|
|
|
|
|
2020-07-02 15:09:08 +00:00
|
|
|
def diffs(diff_options = {})
|
|
|
|
Gitlab::Diff::FileCollection::WikiPage.new(self, diff_options: diff_options)
|
|
|
|
end
|
|
|
|
|
2013-03-04 03:43:52 +00:00
|
|
|
private
|
|
|
|
|
2020-04-15 03:09:11 +00:00
|
|
|
def serialize_front_matter(hash)
|
|
|
|
return '' unless hash.present?
|
|
|
|
|
|
|
|
YAML.dump(hash.transform_keys(&:to_s)) + "---\n"
|
|
|
|
end
|
|
|
|
|
|
|
|
def update_front_matter(attrs)
|
2020-04-22 12:09:29 +00:00
|
|
|
return unless Gitlab::WikiPages::FrontMatterParser.enabled?(container)
|
2020-04-15 03:09:11 +00:00
|
|
|
return unless attrs.has_key?(:front_matter)
|
|
|
|
|
|
|
|
fm_yaml = serialize_front_matter(attrs[:front_matter])
|
|
|
|
raise FrontMatterTooLong if fm_yaml.size > Gitlab::WikiPages::FrontMatterParser::MAX_FRONT_MATTER_LENGTH
|
|
|
|
|
|
|
|
attrs[:content] = fm_yaml + (attrs[:content].presence || content)
|
|
|
|
end
|
|
|
|
|
|
|
|
def parsed_content
|
|
|
|
strong_memoize(:parsed_content) do
|
2020-04-22 12:09:29 +00:00
|
|
|
Gitlab::WikiPages::FrontMatterParser.new(raw_content, container).parse
|
2020-04-15 03:09:11 +00:00
|
|
|
end
|
|
|
|
end
|
|
|
|
|
2018-02-05 17:17:21 +00:00
|
|
|
# Process and format the title based on the user input.
|
|
|
|
def process_title(title)
|
|
|
|
return if title.blank?
|
|
|
|
|
|
|
|
title = deep_title_squish(title)
|
|
|
|
current_dirname = File.dirname(title)
|
|
|
|
|
2020-04-24 15:09:37 +00:00
|
|
|
if persisted?
|
2018-02-05 17:17:21 +00:00
|
|
|
return title[1..-1] if current_dirname == '/'
|
|
|
|
return File.join([directory.presence, title].compact) if current_dirname == '.'
|
|
|
|
end
|
|
|
|
|
|
|
|
title
|
|
|
|
end
|
|
|
|
|
|
|
|
# This method squishes all the filename
|
|
|
|
# i.e: ' foo / bar / page_name' => 'foo/bar/page_name'
|
|
|
|
def deep_title_squish(title)
|
|
|
|
components = title.split(File::SEPARATOR).map(&:squish)
|
|
|
|
|
|
|
|
File.join(components)
|
|
|
|
end
|
|
|
|
|
2013-03-04 03:43:52 +00:00
|
|
|
def set_attributes
|
2016-01-08 16:23:45 +00:00
|
|
|
attributes[:slug] = @page.url_path
|
2013-03-04 03:43:52 +00:00
|
|
|
attributes[:title] = @page.title
|
|
|
|
attributes[:format] = @page.format
|
|
|
|
end
|
|
|
|
|
2020-03-03 15:08:08 +00:00
|
|
|
def save
|
|
|
|
return false unless valid?
|
2017-03-20 13:53:23 +00:00
|
|
|
|
2017-07-23 08:19:10 +00:00
|
|
|
unless yield
|
|
|
|
errors.add(:base, wiki.error_message)
|
|
|
|
return false
|
|
|
|
end
|
2013-03-04 03:43:52 +00:00
|
|
|
|
2020-03-03 15:08:08 +00:00
|
|
|
@page = wiki.find_page(title).page
|
2017-07-23 08:19:10 +00:00
|
|
|
set_attributes
|
2020-03-03 15:08:08 +00:00
|
|
|
|
|
|
|
true
|
2013-03-04 03:43:52 +00:00
|
|
|
end
|
2020-02-13 12:08:49 +00:00
|
|
|
|
|
|
|
def validate_path_limits
|
2020-04-24 15:09:37 +00:00
|
|
|
return unless title.present?
|
|
|
|
|
|
|
|
*dirnames, filename = title.split('/')
|
2020-02-13 12:08:49 +00:00
|
|
|
|
2020-04-24 15:09:37 +00:00
|
|
|
if filename && filename.bytesize > Gitlab::WikiPages::MAX_TITLE_BYTES
|
2020-04-15 03:09:11 +00:00
|
|
|
errors.add(:title, _("exceeds the limit of %{bytes} bytes") % {
|
|
|
|
bytes: Gitlab::WikiPages::MAX_TITLE_BYTES
|
|
|
|
})
|
2020-02-13 12:08:49 +00:00
|
|
|
end
|
|
|
|
|
2020-04-15 03:09:11 +00:00
|
|
|
invalid_dirnames = dirnames.select { |d| d.bytesize > Gitlab::WikiPages::MAX_DIRECTORY_BYTES }
|
2020-03-02 18:07:42 +00:00
|
|
|
invalid_dirnames.each do |dirname|
|
|
|
|
errors.add(:title, _('exceeds the limit of %{bytes} bytes for directory name "%{dirname}"') % {
|
2020-04-15 03:09:11 +00:00
|
|
|
bytes: Gitlab::WikiPages::MAX_DIRECTORY_BYTES,
|
2020-03-02 18:07:42 +00:00
|
|
|
dirname: dirname
|
|
|
|
})
|
2020-02-13 12:08:49 +00:00
|
|
|
end
|
|
|
|
end
|
2020-07-17 15:09:13 +00:00
|
|
|
|
|
|
|
def validate_content_size_limit
|
|
|
|
current_value = raw_content.to_s.bytesize
|
|
|
|
max_size = Gitlab::CurrentSettings.wiki_page_max_content_bytes
|
|
|
|
return if current_value <= max_size
|
|
|
|
|
|
|
|
errors.add(:content, _('is too long (%{current_value}). The maximum size is %{max_size}.') % {
|
|
|
|
current_value: ActiveSupport::NumberHelper.number_to_human_size(current_value),
|
|
|
|
max_size: ActiveSupport::NumberHelper.number_to_human_size(max_size)
|
|
|
|
})
|
|
|
|
end
|
2013-03-04 03:43:52 +00:00
|
|
|
end
|