Started on the standard attributes by adding an image display.
[clinton/lisp-on-lines.git] / src / lisp-on-lines.lisp
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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
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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
da26d003 43;;;; The following macros are used to initialise a set of database tables as LoL objects.
b8c89851 44
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45
46
da26d003 47(eval-when (:compile-toplevel :load-toplevel :execute)
d5e996b3 48 (defun generate-define-view-for-table (table)
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49 "
50Generates a form that, when evaluated, initialises the given table as an lol object.
51This involves creating a meta-model, a clsql view-class, and the setting up the default attributes for a mewa presentation"
52
53 `(progn
5a4eea11 54 (def-view-class-from-table ,table)
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55 (set-default-attributes (quote ,(meta-model::sql->sym table))))))
56
d5e996b3 57(defmacro define-view-for-table (&rest tables)
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58 " expand to a form which initialises TABLES for use with LOL"
59 `(progn
d5e996b3 60 ,@(loop for tbl in tables collect (generate-define-view-for-table tbl))
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61 (values)))
62
d5e996b3 63(defmacro define-views-for-database ()
da26d003 64 "expands to init-i-f-t using the listing of tables provided by meta-model"
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65 `(define-view-for-table ,@(meta-model::list-tables)))
66
67(eval-when (:compile-toplevel :load-toplevel :execute)
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68 (defun %make-view (object type attributes args)
69
70 (when attributes
71 (setf args
72 (cons `(:attributes ,attributes) args)))
b8c89851 73 `(mewa::make-presentation
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74 ,object
75 :type ,type
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76 ,@(when args
77 `(:initargs
78 '(,@ (mapcan #'identity args)))))))
d5e996b3 79
598f1fa8 80(defmethod make-view (object &rest args &key (type :viewer)
d5e996b3 81 &allow-other-keys )
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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)))))
d5e996b3 86
b890d449 87(defmacro present-view ((object &optional (type :viewer) (parent 'self))
d5e996b3 88 &body attributes-and-args)
b890d449 89 (arnesi:with-unique-names (view)
b8c89851 90 `(let ((,view (lol::make-view ,object
b890d449 91 :type ,type
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92 ,@(when (car attributes-and-args)
93 `(:attributes ',(car attributes-and-args)))
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94 ,@ (cdr attributes-and-args))))
95 (setf (ucw::parent ,view) ,parent)
b8c89851 96 (lol::present ,view))))
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97
98
99(defmacro call-view ((object &optional (type :viewer) (component 'self component-supplied-p))
b890d449 100 &body attributes-and-args)
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101 `(ucw:call-component
102 ,component
b890d449 103 ,(%make-view object type (car attributes-and-args) (cdr attributes-and-args))))
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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)))
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109 (let ((v (slot-view self slot-name)))
110
111 (if v
112 (present-slot v instance)
113 (<:as-html slot-name))))
d5e996b3 114
38a016c7 115
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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
b890d449 128
b890d449 129
e8f6e086 130
b890d449 131
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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)
487243db 143 (apply #'word-search class-name slots (list s) args))
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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
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156
157