clog/tables.lisp

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2013-07-28 22:12:14 +02:00
;; clog -- Supposedly simplistic blogging in Common Lisp
;; Copyright (C) 2013 Tom Willemse
;; clog is free software: you can redistribute it and/or modify
;; it under the terms of the GNU Affero General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; clog is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU Affero General Public License for more details.
;; You should have received a copy of the GNU Affero General Public License
;; along with clog. If not, see <http://www.gnu.org/licenses/>.
(in-package :clog)
(defclass tag ()
((id :col-type serial :reader tag-id)
(name :col-type string :reader tag-name)
(slug :col-type (varchar 255) :reader tag-slug))
(:metaclass dao-class)
(:keys id))
(defclass post ()
((id :col-type serial :reader post-id)
(timestamp :col-type timestamp :reader post-time)
(type :col-type (varchar 10) :reader post-type)
(title :col-type (varchar 500) :reader post-title)
(author-email :col-type (varchar 255) :reader post-author-email)
(author-name :col-type (varchar 255) :reader post-author-name)
(author-md5 :col-type (varchar 255) :reader post-author-md5)
(slug :col-type (or db-null (varchar 255)) :reader post-slug)
(content :col-type string :reader post-content)
(parent :col-type (or db-null integer) :reader post-parent))
(:metaclass dao-class)
(:keys id))
(deftable tag
(!dao-def)
(!unique :name)
(!unique :slug))
(deftable post
(!dao-def)
(!foreign 'post 'parent 'id)
(!unique '(type slug)))
(deftable post-tag
(:create-table
post-tag ((post-id :type :integer)
(tag-id :type :integer)))
(!foreign 'post 'post-id 'id)
(!foreign 'tag 'tag-id 'id)
(!unique '(post-id tag-id)))
(defun prepare-tables ()
(map nil (lambda (tbl)
(unless (table-exists-p tbl)
(create-table tbl)))
'(post tag post-tag)))