a656772622
Cache S5, TeX and Print views. Temporary hack: don't cache list and recently_revised pages.
87 lines
2.7 KiB
Ruby
87 lines
2.7 KiB
Ruby
class WikiReference < ActiveRecord::Base
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LINKED_PAGE = 'L'
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WANTED_PAGE = 'W'
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INCLUDED_PAGE = 'I'
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CATEGORY = 'C'
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AUTHOR = 'A'
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FILE = 'F'
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WANTED_FILE = 'E'
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belongs_to :page
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validates_inclusion_of :link_type, :in => [LINKED_PAGE, WANTED_PAGE, INCLUDED_PAGE, CATEGORY, AUTHOR, FILE, WANTED_FILE]
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# FIXME all finders below MUST restrict their results to pages belonging to a particular web
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def self.link_type(web, page_name)
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web.has_page?(page_name) ? LINKED_PAGE : WANTED_PAGE
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end
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def self.pages_that_reference(page_name)
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query = 'SELECT name FROM pages JOIN wiki_references ON pages.id = wiki_references.page_id ' +
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'WHERE wiki_references.referenced_name = ? ' +
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"AND wiki_references.link_type in ('#{LINKED_PAGE}', '#{WANTED_PAGE}', '#{INCLUDED_PAGE}')"
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names = connection.select_all(sanitize_sql([query, page_name])).map { |row| row['name'] }
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end
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def self.pages_that_link_to(page_name)
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query = 'SELECT name FROM pages JOIN wiki_references ON pages.id = wiki_references.page_id ' +
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'WHERE wiki_references.referenced_name = ? ' +
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"AND wiki_references.link_type in ('#{LINKED_PAGE}', '#{WANTED_PAGE}')"
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names = connection.select_all(sanitize_sql([query, page_name])).map { |row| row['name'] }
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end
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def self.pages_that_include(page_name)
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query = 'SELECT name FROM pages JOIN wiki_references ON pages.id = wiki_references.page_id ' +
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'WHERE wiki_references.referenced_name = ? ' +
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"AND wiki_references.link_type = '#{INCLUDED_PAGE}'"
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names = connection.select_all(sanitize_sql([query, page_name])).map { |row| row['name'] }
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end
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def self.pages_in_category(category)
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query =
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"SELECT name FROM pages JOIN wiki_references ON pages.id = wiki_references.page_id " +
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"WHERE wiki_references.referenced_name = ? " +
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"AND wiki_references.link_type = '#{CATEGORY}'"
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names = connection.select_all(sanitize_sql([query, category])).map { |row| row['name'] }
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end
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def self.list_categories(web)
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query = "SELECT DISTINCT wiki_references.referenced_name " +
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"FROM wiki_references LEFT OUTER JOIN pages " +
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"ON wiki_references.page_id = pages.id " +
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"WHERE wiki_references.link_type = '#{CATEGORY}' " +
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"AND pages.web_id = '#{web.id}'"
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connection.select_all(query).map { |row| row['referenced_name'] }
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end
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def wiki_word?
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linked_page? or wanted_page?
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end
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def wiki_link?
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linked_page? or wanted_page? or file? or wanted_file?
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end
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def linked_page?
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link_type == LINKED_PAGE
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end
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def wanted_page?
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link_type == WANTED_PAGE
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end
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def included_page?
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link_type == INCLUDED_PAGE
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end
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def file?
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link_type == FILE
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end
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def wanted_file?
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link_type == WANTED_FILE
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end
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end
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