fixed layer ordering.
[clinton/lisp-on-lines.git] / src / lisp-on-lines.lisp
1 (in-package :lisp-on-lines)
2
3 ;;;; *LoL Entry points
4 ;;;;
5
6 ;;;; This file contains the high level functions and macros
7 ;;;; that are part of LoL proper, that is to say, not Mewa
8 ;;;; or Meta-Model.
9
10 ;;;; ** Initialisation
11 (defmethod find-default-attributes ((object t))
12 "return the default attributes for a given object using the meta-model's meta-data"
13 (append (mapcar #'(lambda (s)
14 (cons (car s)
15 (gen-pslot
16 (if (meta-model:foreign-key-p object (car s))
17 'foreign-key
18 (cadr s))
19 (string (car s)) (car s))))
20 (meta-model:list-slot-types object))
21 (mapcar #'(lambda (s)
22 (cons s (append (gen-pslot 'has-many (string s) s)
23 `(:presentation
24 (make-presentation
25 ,object
26 :type :one-line)))))
27 (meta-model:list-has-many object))
28 (find-default-presentation-attribute-definitions)))
29
30 (defmethod set-default-attributes ((object t))
31 "Set the default attributes for MODEL"
32 (clear-attributes object)
33 (mapcar #'(lambda (x)
34 (setf (find-attribute object (car x)) (cdr x)))
35 (find-default-attributes object)))
36
37 ;;;; This automagically initialises any meta model
38
39 (eval-when (:compile-toplevel :load-toplevel :execute)
40 (defmethod meta-model::generate-base-class-expander :after (meta-model name args)
41 (set-default-attributes name)))
42
43 ;;;; The following macros are used to initialise a set of database tables as LoL objects.
44
45
46
47 (eval-when (:compile-toplevel :load-toplevel :execute)
48 (defun generate-define-view-for-table (table)
49 "
50 Generates a form that, when evaluated, initialises the given table as an lol object.
51 This involves creating a meta-model, a clsql view-class, and the setting up the default attributes for a mewa presentation"
52
53 `(progn
54 (def-view-class-from-table ,table)
55 (set-default-attributes (quote ,(meta-model::sql->sym table))))))
56
57 (defmacro define-view-for-table (&rest tables)
58 " expand to a form which initialises TABLES for use with LOL"
59 `(progn
60 ,@(loop for tbl in tables collect (generate-define-view-for-table tbl))
61 (values)))
62
63 (defmacro define-views-for-database ()
64 "expands to init-i-f-t using the listing of tables provided by meta-model"
65 `(define-view-for-table ,@(meta-model::list-tables)))
66
67 (eval-when (:compile-toplevel :load-toplevel :execute)
68 (defun %make-view (object type attributes args)
69
70 (when attributes
71 (setf args
72 (cons `(:attributes ,attributes) args)))
73 `(mewa::make-presentation
74 ,object
75 :type ,type
76 ,@(when args
77 `(:initargs
78 '(,@ (mapcan #'identity args)))))))
79
80 (defmethod make-view (object &rest args &key (type :viewer)
81 &allow-other-keys )
82 (remf args :type)
83 ;(warn "~A ~A" args `(:type ,type :initargs ,@args))
84 (apply #'make-presentation object `(:type ,type ,@ (when args
85 `(:initargs ,args)))))
86
87 (defmacro present-view ((object &optional (type :viewer) (parent 'self))
88 &body attributes-and-args)
89 (arnesi:with-unique-names (view)
90 `(let ((,view (lol::make-view ,object
91 :type ,type
92 ,@(when (car attributes-and-args)
93 `(:attributes ',(car attributes-and-args)))
94 ,@ (cdr attributes-and-args))))
95 (setf (ucw::parent ,view) ,parent)
96 (lol::present ,view))))
97
98
99 (defmacro call-view ((object &optional (type :viewer) (component 'self component-supplied-p))
100 &body attributes-and-args)
101 `(ucw:call-component
102 ,component
103 ,(%make-view object type (car attributes-and-args) (cdr attributes-and-args))))
104
105 (defmethod slot-view ((self mewa) slot-name)
106 (mewa::find-attribute-slot self slot-name))
107
108 (defmethod present-slot-view ((self mewa) slot-name &optional (instance (instance self)))
109 (let ((v (slot-view self slot-name)))
110
111 (if v
112 (present-slot v instance)
113 (<:as-html slot-name))))
114
115
116 (defmethod find-slots-of-type (model &key (type 'string)
117 (types '((string)) types-supplied-p))
118 "returns a list of slots matching TYPE, or matching any of TYPES"
119 (let (ty)
120 (if types-supplied-p
121 (setf ty types)
122 (setf ty (list type)))
123 (remove nil (mapcar #'(lambda (st) (when (member (second st) ty)
124 (first st)))
125 (lisp-on-lines::list-slot-types model)))))
126
127
128
129
130
131
132 (defmethod word-search (class-name slots search-terms
133 &key (limit 10) (where (sql-and t)))
134 (select class-name
135 :where (sql-and
136 where
137 (word-search-where class-name slots search-terms :format-string "~a%"))
138 :flatp t
139 :limit limit))
140
141
142 (defmethod word-search (class-name slots (s string) &rest args)
143 (apply #'word-search class-name slots (list s) args))
144
145 (defmethod word-search-where (class-name slots search-terms &key (format-string "%~a%"))
146 (sql-or
147 (mapcar #'(lambda (term)
148 (apply #'sql-or
149 (mapcar #'(lambda (slot)
150 (sql-uplike
151 (sql-slot-value class-name slot)
152 (format nil format-string term)))
153 slots)))
154 search-terms)))
155
156
157