465ec5fe71b1dea94817d979b4d9ea5821348e1b
[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 ;;;; The following macros are used to initialise a set of database tables as LoL objects.
12 (eval-when (:compile-toplevel :load-toplevel :execute)
13 (defun generate-define-view-for-table (table)
14 "
15 Generates a form that, when evaluated, initialises the given table as an lol object.
16 This involves creating a meta-model, a clsql view-class, and the setting up the default attributes for a mewa presentation"
17
18 `(progn
19 (def-view-class-from-table ,table)
20 (set-default-attributes (quote ,(meta-model::sql->sym table))))))
21
22 (defmacro define-view-for-table (&rest tables)
23 " expand to a form which initialises TABLES for use with LOL"
24 `(progn
25 ,@(loop for tbl in tables collect (generate-define-view-for-table tbl))
26 (values)))
27
28 (defmacro define-views-for-database ()
29 "expands to init-i-f-t using the listing of tables provided by meta-model"
30 `(define-view-for-table ,@(meta-model::list-tables)))
31
32 (eval-when (:compile-toplevel :load-toplevel :execute)
33 (defun %make-view (object type &rest attributes-and-args)
34 (let ((attributes (car attributes-and-args))
35 (args (cdr attributes-and-args)))
36 `(mewa:make-presentation
37 ,object
38 :type ,type
39 :initargs
40 '(,@ (when attributes
41 `(:attributes ,attributes)))
42 ,@args))))
43
44 (defmethod make-view (object &rest args &key (type :viewer) (attributes nil)
45 &allow-other-keys )
46 (apply #'make-presentation (cdr (%make-view object type (cons attributes args)))))
47
48 (defmacro present-view ((object &optional (type :viewer))
49 &body attributes-and-args)
50 `(present ,(%make-view object type attributes-and-args)))
51
52
53 (defmacro call-view ((object &optional (type :viewer) (component 'self component-supplied-p))
54 &body attributes-and-args)
55
56
57 `(ucw:call-component
58 ,component
59 ,(%make-view object type attributes-and-args)))
60
61 (defmethod slot-view ((self mewa) slot-name)
62 (mewa::find-attribute-slot self slot-name))
63
64 (defmethod present-slot-view ((self mewa) slot-name &optional (instance (instance self)))
65 (present-slot (slot-view self slot-name) instance))
66
67
68
69
70 (defmethod find-slots-of-type (model &key (type 'string)
71 (types '((string)) types-supplied-p))
72 "returns a list of slots matching TYPE, or matching any of TYPES"
73 (let (ty)
74 (if types-supplied-p
75 (setf ty types)
76 (setf ty (list type)))
77 (remove nil (mapcar #'(lambda (st) (when (member (second st) ty)
78 (first st)))
79 (lisp-on-lines::list-slot-types model)))))
80
81
82 (defmethod word-search (class-name slots search-terms
83 &key (limit 10) (where (sql-and t)))
84 (select class-name
85 :where (sql-and
86 where
87 (word-search-where class-name slots search-terms :format-string "~a%"))
88 :flatp t
89 :limit limit))
90
91
92 (defmethod word-search (class-name slots (s string) &rest args)
93 (apply #'word-search class-name slots
94 (split-sequence:split-sequence #\Space s) args))
95
96 (defmethod word-search-where (class-name slots search-terms &key (format-string "%~a%"))
97 (sql-or
98 (mapcar #'(lambda (term)
99 (apply #'sql-or
100 (mapcar #'(lambda (slot)
101 (sql-uplike
102 (sql-slot-value class-name slot)
103 (format nil format-string term)))
104 slots)))
105 search-terms)))
106