removed errant paren
[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
11;;;; The following macros are used to initialise a set of database tables as LoL objects.
12(eval-when (:compile-toplevel :load-toplevel :execute)
d5e996b3 13 (defun generate-define-view-for-table (table)
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14 "
15Generates a form that, when evaluated, initialises the given table as an lol object.
16This involves creating a meta-model, a clsql view-class, and the setting up the default attributes for a mewa presentation"
17
18 `(progn
5a4eea11 19 (def-view-class-from-table ,table)
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20 (set-default-attributes (quote ,(meta-model::sql->sym table))))))
21
d5e996b3 22(defmacro define-view-for-table (&rest tables)
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23 " expand to a form which initialises TABLES for use with LOL"
24 `(progn
d5e996b3 25 ,@(loop for tbl in tables collect (generate-define-view-for-table tbl))
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26 (values)))
27
d5e996b3 28(defmacro define-views-for-database ()
da26d003 29 "expands to init-i-f-t using the listing of tables provided by meta-model"
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30 `(define-view-for-table ,@(meta-model::list-tables)))
31
32(eval-when (:compile-toplevel :load-toplevel :execute)
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33 (defun %make-view (object type attributes args)
34
35 (when attributes
36 (setf args
37 (cons `(:attributes ,attributes) args)))
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38 `(mewa:make-presentation
39 ,object
40 :type ,type
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41 ,@(when args
42 `(:initargs
43 '(,@ (mapcan #'identity args)))))))
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44
45(defmethod make-view (object &rest args &key (type :viewer) (attributes nil)
46 &allow-other-keys )
b890d449 47 (apply #'make-presentation (cdr (%make-view object type attributes args))))
d5e996b3 48
b890d449 49(defmacro present-view ((object &optional (type :viewer) (parent 'self))
d5e996b3 50 &body attributes-and-args)
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51 (arnesi:with-unique-names (view)
52 `(let ((,view (lol:make-view ,object
53 :type ,type
54 :attributes ,(car attributes-and-args)
55 ,@ (cdr attributes-and-args))))
56 (setf (ucw::parent ,view) ,parent)
57 (lol:present ,view))))
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58
59
60(defmacro call-view ((object &optional (type :viewer) (component 'self component-supplied-p))
b890d449 61 &body attributes-and-args)
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62 `(ucw:call-component
63 ,component
b890d449 64 ,(%make-view object type (car attributes-and-args) (cdr attributes-and-args))))
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65
66(defmethod slot-view ((self mewa) slot-name)
67 (mewa::find-attribute-slot self slot-name))
68
69(defmethod present-slot-view ((self mewa) slot-name &optional (instance (instance self)))
70 (present-slot (slot-view self slot-name) instance))
71
38a016c7 72
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73(defmethod find-slots-of-type (model &key (type 'string)
74 (types '((string)) types-supplied-p))
75 "returns a list of slots matching TYPE, or matching any of TYPES"
76 (let (ty)
77 (if types-supplied-p
78 (setf ty types)
79 (setf ty (list type)))
80 (remove nil (mapcar #'(lambda (st) (when (member (second st) ty)
81 (first st)))
82 (lisp-on-lines::list-slot-types model)))))
83
84
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85
86(defun %delete-item (item)
87 (ignore-errors
88 (clsql:delete-instance-records item)))
89
90(defaction delete-item ((self component) instance)
91 (if (%delete-item instance)
92 (answer nil)
93 (call 'info-message :message "Could not remove item. Try removing associated items first.")))
94
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95(defmethod word-search (class-name slots search-terms
96 &key (limit 10) (where (sql-and t)))
97 (select class-name
98 :where (sql-and
99 where
100 (word-search-where class-name slots search-terms :format-string "~a%"))
101 :flatp t
102 :limit limit))
103
104
105(defmethod word-search (class-name slots (s string) &rest args)
106 (apply #'word-search class-name slots
107 (split-sequence:split-sequence #\Space s) args))
108
109(defmethod word-search-where (class-name slots search-terms &key (format-string "%~a%"))
110 (sql-or
111 (mapcar #'(lambda (term)
112 (apply #'sql-or
113 (mapcar #'(lambda (slot)
114 (sql-uplike
115 (sql-slot-value class-name slot)
116 (format nil format-string term)))
117 slots)))
118 search-terms)))
119
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120
121