ammend last patch
[clinton/lisp-on-lines.git] / src / presentations.lisp
1 (declaim (optimize (speed 0) (space 3) (safety 0)))
2 (in-package :lisp-on-lines)
3
4
5 (defmethod render ((self mewa))
6 (lol::present self))
7
8 (defaction edit-instance ((self mewa))
9 (call-presentation (instance self) :type :editor))
10
11 ;;;one-line objects
12 (defcomponent mewa-one-line-presentation (mewa lol::one-line-presentation)
13 ()
14 (:default-initargs
15 :attributes-getter #'one-line-attributes-getter
16 :global-properties '(:editablep nil)))
17
18 (defmethod one-line-attributes-getter ((self mewa))
19 (or (meta-model::find-slots-of-type (instance self))
20 (meta-model::list-keys (instance self))))
21
22 ;;;objects
23 (defcomponent mewa-object-presentation (mewa lol::object-presentation)
24 ((instance :accessor instance :initarg :instance :initform nil)))
25
26 (defcomponent mewa-viewer (mewa-object-presentation)
27 ()
28 (:default-initargs
29 :global-properties '(:editablep nil)))
30
31 (defcomponent mewa-editor (mewa-object-presentation)
32 ()
33 (:default-initargs
34 :global-properties '(:editablep t)))
35
36 (defcomponent mewa-creator (mewa-editor)
37 ())
38
39 (defmethod present ((pres mewa-object-presentation))
40 (<:table :class (css-class pres)
41 (dolist (slot (slots pres))
42 (<:tr :class "presentation-slot-row"
43 (present-slot-as-row pres slot))))
44 (render-options pres (instance pres)))
45
46 (defmethod present-slot-as-row ((pres mewa-object-presentation) (slot slot-presentation))
47 (<:td :class "presentation-slot-label" (<:as-html (label slot)))
48 (<:td :class "presentation-slot-value" (present-slot slot (instance pres))))
49
50
51 (defcomponent two-column-presentation (mewa-object-presentation) ())
52
53 (defmethod present ((pres two-column-presentation))
54
55 (<:table :class (css-class pres)
56 (loop for slot on (slots pres) by #'cddr
57 do
58 (<:tr :class "presentation-slot-row"
59 (<:td :class "presentation-slot-label"
60 (<:as-html (label (first slot))))
61 (<:td :class "presentation-slot-value"
62 (present-slot (first slot) (instance pres)))
63 (when (second slot)
64 (<:td :class "presentation-slot-label"
65 (<:as-html (label (second slot))))
66 (<:td :class "presentation-slot-value"
67 (present-slot (second slot) (instance pres))))))
68 (render-options pres (instance pres))))
69
70
71 ;;;lists
72 (defcomponent mewa-list-presentation (mewa list-presentation)
73 ((instances :accessor instances :initarg :instances :initform nil)
74 (instance :accessor instance)
75 (select-label :accessor select-label :initform "select" :initarg :select-label)
76 (selectablep :accessor selectablep :initform t :initarg :selectablep)
77 (deleteablep :accessor deletablep :initarg :deletablep :initform nil)
78 (viewablep :accessor viewablep :initarg :viewablep :initform nil)))
79
80 (defaction select-from-listing ((listing mewa-list-presentation) object index)
81 (answer object))
82
83 (defmethod render-list-row ((listing mewa-list-presentation) object index)
84 (<:tr :class "item-row"
85 (<:td :align "center" :valign "top"
86 (when (editablep listing)
87 (let ((object object))
88 (<ucw:input :type "submit"
89 :action (edit-from-listing listing object index)
90 :value (edit-label listing))))
91 (<:as-is " ")
92 (when (deleteablep listing)
93 (let ((index index))
94 (<ucw:input :type "submit"
95 :action (delete-from-listing listing object index)
96 :value (delete-label listing))))
97 (when (selectablep listing)
98 (let ((index index))
99 (<ucw:input :type "submit"
100 :action (select-from-listing listing object index)
101 :value (select-label listing))))
102 (when (viewablep listing)
103 (let ((index index))
104 (<ucw:input :type "submit"
105 :action (call-component listing (make-presentation object))
106 :value "view"))))
107 (dolist (slot (slots listing))
108 (<:td :class "data-cell" (present-slot slot object)))
109 (<:td :class "index-number-cell")))
110
111 (defmethod get-all-instances ((self mewa-list-presentation))
112 (instances self))
113
114
115 ;;;; * Presentation Searches
116
117
118 ;;;; ** "search all fields" criteria
119
120 (defgeneric search-expr (criteria instance)
121 (:documentation "Return ready to apply criteria.
122 to do with What it is backend dependent."))
123
124 (defmacro def-search-expr (((self criteria-type)) (model-expr &body body))
125 `(defmethod search-expr ((,self ,criteria-type) instance)
126 (,model-expr
127 instance
128 (slot-name (presentation ,self))
129 ,@body)))
130
131 (defmethod search-expr ((self negated-criteria) instance)
132 (when (criteria self)
133 (meta-model:expr-not
134 instance
135 (search-expr (criteria self) instance))))
136
137 (def-search-expr ((self string-starts-with))
138 (meta-model:expr-starts-with (search-text self)))
139
140 (def-search-expr ((self string-ends-with))
141 (meta-model:expr-ends-with (search-text self)))
142
143 (def-search-expr ((self string-contains))
144 (meta-model:expr-contains (search-text self)))
145
146 (def-search-expr ((self number-less-than))
147 (meta-model:expr-< (number-input self)))
148
149 (def-search-expr ((self number-greater-than))
150 (meta-model:expr-> (number-input self)))
151
152 (def-search-expr ((self number-equal-to))
153 (meta-model:expr-= (number-input self)))
154
155
156
157 (defcomponent mewa-presentation-search (presentation-search)
158 ((display-results-p :accessor display-results-p :initarg :display-results-p :initform nil)
159 (criteria-input :accessor criteria-input :initform "")
160 (new-criteria :accessor new-criteria :initform nil)))
161
162 (defmethod instance ((self mewa:mewa-presentation-search))
163 (instance (search-presentation self)))
164
165 (defmethod search-expr ((self mewa:mewa-presentation-search) instance)
166 (apply #'meta-model:expr-and instance
167 (mapcan (lambda (c) (let ((e (search-expr c instance)))
168 (if (listp e) e (list e))))
169 (criteria self))))
170
171 (defmethod search-query ((self mewa:mewa-presentation-search))
172 (search-expr self (instance self)))
173
174 (defmethod valid-instances ((self mewa:mewa-presentation-search))
175 (meta-model:select-instances (instance self) (search-query self)))
176
177 (defmethod get-all-instances ((self mewa-presentation-search))
178 (meta-model:select-instances (instance self)))
179
180 (defmethod ok ((self mewa-presentation-search) &optional arg)
181 (declare (ignore arg))
182 (setf (instances (list-presentation self)) (valid-instances self))
183 (setf (display-results-p self) t))
184
185
186 (defmethod set-search-input-for-criteria ((criteria criteria) (input t))
187 (error "No search-input-for-criteria method for ~A : ~A" criteria input))
188
189 (defmethod set-search-input-for-criteria ((c string-criteria) input)
190 (setf (search-text c) input))
191
192 (defmethod set-search-input-for-criteria ((c negated-criteria) i)
193 nil)
194
195
196 (defmethod mewa-add-criteria ((self component) (criteria criteria))
197 (set-search-input-for-criteria criteria (criteria-input self))
198 (add-criteria self criteria))
199
200 (defmethod find-default-criteria (c mewa-string-slot-presentation)
201 'string-contains)
202
203 (defmethod render-criteria ((res response) (s mewa-presentation-search))
204 (setf (criteria-input s) "")
205 (<:ul
206 (dolist (c (criteria s))
207 (<:li (render-on res c)
208 (let ((c c))
209 (<ucw:input :action (drop-criteria s c) :type "submit" :value "eliminate"))))
210 (<:li
211 "Search For: "
212 (<ucw:input :type "text" :accessor (criteria-input s))
213 " Using : "
214 (<ucw:select :accessor (new-criteria s)
215 (dolist (criteria (applicable-criteria s))
216 (<ucw:option :value criteria (<:as-html (label criteria)))))
217 (<ucw:input :type "submit" :action (mewa-add-criteria s (new-criteria s))
218 :value "add"))))
219
220 (defmethod submit-search ((s mewa-presentation-search))
221 (with-slots (criteria-input) s
222
223 (unless (or (null criteria-input)
224 (string-equal "" (remove #\Space criteria-input)))
225
226 (mewa-add-criteria s (new-criteria s)))
227
228 (ok s)))
229
230 (defmethod render-on ((res response) (self mewa-presentation-search))
231 ;(<:as-html (search-query self))
232 (render-criteria res self)
233 (<ucw:input :type "submit" :value "Search" :action (submit-search self))
234 (when (display-results-p self)
235 (let ((listing (list-presentation self)))
236 (setf
237 (slot-value listing 'ucw::calling-component) (slot-value self 'ucw::calling-component)
238 (slot-value listing 'ucw::place) (slot-value self 'ucw::place)
239 (slot-value listing 'ucw::continuation) (slot-value self 'ucw::continuation))
240
241 (render-on res listing))))
242
243
244 ;;;;
245 (defcomponent dont-show-unset-slots ()())
246
247 (defmethod slots :around ((self dont-show-unset-slots))
248 (remove-if-not #'(lambda (s) (let ((s (presentation-slot-value s (instance self))))
249 (and s (not (equal "" s)))))
250 (call-next-method)))