82 lines
2.6 KiB
Ruby
82 lines
2.6 KiB
Ruby
class WikiReference < ActiveRecord::Base
|
|
|
|
LINKED_PAGE = 'L'
|
|
WANTED_PAGE = 'W'
|
|
INCLUDED_PAGE = 'I'
|
|
CATEGORY = 'C'
|
|
AUTHOR = 'A'
|
|
FILE = 'F'
|
|
WANTED_FILE = 'E'
|
|
|
|
belongs_to :page
|
|
validates_inclusion_of :link_type, :in => [LINKED_PAGE, WANTED_PAGE, INCLUDED_PAGE, CATEGORY, AUTHOR, FILE, WANTED_FILE]
|
|
|
|
# FIXME all finders below MUST restrict their results to pages belonging to a particular web
|
|
|
|
def self.link_type(web, page_name)
|
|
web.has_page?(page_name) ? LINKED_PAGE : WANTED_PAGE
|
|
end
|
|
|
|
def self.pages_that_reference(page_name)
|
|
query = 'SELECT name FROM pages JOIN wiki_references ON pages.id = wiki_references.page_id ' +
|
|
'WHERE wiki_references.referenced_name = ? ' +
|
|
"AND wiki_references.link_type in ('#{LINKED_PAGE}', '#{WANTED_PAGE}', '#{INCLUDED_PAGE}')"
|
|
names = connection.select_all(sanitize_sql([query, page_name])).map { |row| row['name'] }
|
|
end
|
|
|
|
def self.pages_that_link_to(page_name)
|
|
query = 'SELECT name FROM pages JOIN wiki_references ON pages.id = wiki_references.page_id ' +
|
|
'WHERE wiki_references.referenced_name = ? ' +
|
|
"AND wiki_references.link_type in ('#{LINKED_PAGE}', '#{WANTED_PAGE}')"
|
|
names = connection.select_all(sanitize_sql([query, page_name])).map { |row| row['name'] }
|
|
end
|
|
|
|
def self.pages_that_include(page_name)
|
|
query = 'SELECT name FROM pages JOIN wiki_references ON pages.id = wiki_references.page_id ' +
|
|
'WHERE wiki_references.referenced_name = ? ' +
|
|
"AND wiki_references.link_type = '#{INCLUDED_PAGE}'"
|
|
names = connection.select_all(sanitize_sql([query, page_name])).map { |row| row['name'] }
|
|
end
|
|
|
|
def self.pages_in_category(category)
|
|
query =
|
|
'SELECT name FROM pages JOIN wiki_references ON pages.id = wiki_references.page_id ' +
|
|
'WHERE wiki_references.referenced_name = ? ' +
|
|
"AND wiki_references.link_type = '#{CATEGORY}'"
|
|
names = connection.select_all(sanitize_sql([query, category])).map { |row| row['name'] }
|
|
end
|
|
|
|
def self.list_categories
|
|
query = "SELECT DISTINCT referenced_name FROM wiki_references WHERE link_type = '#{CATEGORY}'"
|
|
connection.select_all(query).map { |row| row['referenced_name'] }
|
|
end
|
|
|
|
def wiki_word?
|
|
linked_page? or wanted_page?
|
|
end
|
|
|
|
def wiki_link?
|
|
linked_page? or wanted_page? or file? or wanted_file?
|
|
end
|
|
|
|
def linked_page?
|
|
link_type == LINKED_PAGE
|
|
end
|
|
|
|
def wanted_page?
|
|
link_type == WANTED_PAGE
|
|
end
|
|
|
|
def included_page?
|
|
link_type == INCLUDED_PAGE
|
|
end
|
|
|
|
def file?
|
|
link_type == FILE
|
|
end
|
|
|
|
def wanted_file?
|
|
link_type == WANTED_FILE
|
|
end
|
|
|
|
end
|