| 1 | ;; i know this is horrible, but it works wonders. |
| 2 | (declaim (optimize (speed 0) (space 3) (safety 0))) |
| 3 | |
| 4 | |
| 5 | (in-package :lisp-on-lines) |
| 6 | |
| 7 | |
| 8 | ;;;; I dont think i'm using these anymore. |
| 9 | (defun multiple-value-funcall->list (function &rest args) |
| 10 | "The function to be called by m-v-bf" |
| 11 | (multiple-value-call #'list (apply function args))) |
| 12 | |
| 13 | (defmacro multiple-value-bindf (vars form &body body) |
| 14 | "Like M-V-B, only it works in actions. form must be a function call" |
| 15 | `(destructuring-bind ,vars |
| 16 | (multiple-value-funcall->list #',(car form) ,@(cdr form)) |
| 17 | ,@body)) |
| 18 | |
| 19 | |
| 20 | ;;;; ** Textarea Slot Presentation |
| 21 | |
| 22 | (defslot-presentation text-slot-presentation () |
| 23 | ((rows :initarg :rows :accessor rows :initform 5) |
| 24 | (columns :initarg :columns :accessor columns :initform 40) |
| 25 | (escape-html-p :initarg :escape-html-p :accessor escape-html-p :initform nil) |
| 26 | (convert-newlines-p :initarg :convert-newlines-p :accessor convert-newlines-p :initform nil)) |
| 27 | (:type-name text)) |
| 28 | |
| 29 | (defmethod present-slot ((slot text-slot-presentation) instance) |
| 30 | (flet ((maybe-convert-newline-and-escape-html-then-print () |
| 31 | (let ((string (if (convert-newlines-p slot) |
| 32 | (with-output-to-string (new-string) |
| 33 | (with-input-from-string |
| 34 | (s (presentation-slot-value slot instance)) |
| 35 | (loop for line = (read-line s nil) |
| 36 | while line |
| 37 | do (format new-string "~A~A" line "<br/>")))) |
| 38 | (presentation-slot-value slot instance)))) |
| 39 | (if (escape-html-p slot) |
| 40 | (<:as-html string) |
| 41 | (<:as-is string))))) |
| 42 | |
| 43 | (if (editablep slot) |
| 44 | (<ucw:textarea |
| 45 | :accessor (presentation-slot-value slot instance) |
| 46 | :reader (or (presentation-slot-value slot instance) |
| 47 | "") |
| 48 | :rows (rows slot) |
| 49 | :cols (columns slot)) |
| 50 | (when (presentation-slot-value slot instance) |
| 51 | (maybe-convert-newline-and-escape-html-then-print))))) |
| 52 | |
| 53 | |
| 54 | (defcomponent mewa-slot-presentation () |
| 55 | ((validate-functions :accessor validate-functions :initform (list (constantly t))) |
| 56 | (slot-name :accessor slot-name |
| 57 | :initarg :slot-name |
| 58 | :documentation |
| 59 | "The name of the slot being accessed") |
| 60 | (fill-gaps-only-p :accessor fill-gaps-only-p |
| 61 | :initarg :fill-gaps-only-p |
| 62 | :initform nil |
| 63 | :documentation |
| 64 | "When nil, the instance is syncronised with the database. |
| 65 | When T, only the default value for primary keys and the joins are updated.") |
| 66 | (show-label-p :accessor show-label-p :initarg :show-label-p :initform t) |
| 67 | (creatablep :accessor creatablep :initarg :creatablep :initform t)) |
| 68 | (:documentation "The superclass of all Mewa slot presentations")) |
| 69 | |
| 70 | |
| 71 | |
| 72 | ;;;; this has to be in the eval when i would think |
| 73 | (eval-when (:compile-toplevel :load-toplevel :execute) |
| 74 | (defun generate-slot-presentation-definition-for-type (type) |
| 75 | (let* ((u-name (intern (format nil "~A-SLOT-PRESENTATION" type))) |
| 76 | (sp-name (intern (format nil "MEWA-~A" u-name))) |
| 77 | (t-name (intern (format nil "MEWA-~A" type)))) |
| 78 | `(defslot-presentation ,sp-name (,u-name mewa-slot-presentation) |
| 79 | () |
| 80 | (:type-name ,t-name))))) |
| 81 | |
| 82 | (defmacro define-base-mewa-presentations (&body types) |
| 83 | "Define the mewa-slot-presentations by subclassing the base UCW ones" |
| 84 | `(progn ,@(mapcar #'generate-slot-presentation-definition-for-type |
| 85 | types))) |
| 86 | |
| 87 | ;;;then actually define the base presentations : |
| 88 | (define-base-mewa-presentations |
| 89 | boolean |
| 90 | string |
| 91 | number |
| 92 | integer |
| 93 | currency) |
| 94 | |
| 95 | (defslot-presentation clsql-wall-time-slot-presentation (mewa-relation-slot-presentation) |
| 96 | ((input-id :accessor input-id :initform (arnesi:random-string 10 arnesi:+ascii-alphabet+)) |
| 97 | (trigger-id :accessor trigger-id :initform (arnesi:random-string 10 arnesi:+ascii-alphabet+)) |
| 98 | (default-to-now-p :accessor default-to-now-p :initarg :default-to-now-p :initform nil)) |
| 99 | (:type-name clsql-sys:wall-time)) |
| 100 | |
| 101 | (defmethod lol::presentation-slot-value ((slot clsql-wall-time-slot-presentation) instance) |
| 102 | (let ((date (call-next-method))) |
| 103 | (when date (multiple-value-bind (y m d) (clsql:time-ymd date) |
| 104 | (format nil "~a/~a/~a" m d y))))) |
| 105 | |
| 106 | (defmethod (setf lol::presentation-slot-value) ((value string) (slot clsql-wall-time-slot-presentation) instance) |
| 107 | (let ((new-time (clsql:parse-date-time (remove #\Space value))) |
| 108 | (old-time (when (slot-boundp instance (slot-name slot)) |
| 109 | (slot-value instance (slot-name slot))))) |
| 110 | (unless (or (eql old-time new-time) |
| 111 | (when (and new-time old-time) |
| 112 | (equal :equal (clsql:time-compare new-time old-time)))) |
| 113 | (setf (presentation-slot-value slot instance) new-time)))) |
| 114 | |
| 115 | (defmethod label :around ((slot clsql-wall-time-slot-presentation)) |
| 116 | (concatenate 'string (call-next-method) " (m/d/y)")) |
| 117 | |
| 118 | (defmethod lol::present-slot ((slot clsql-wall-time-slot-presentation) instance) |
| 119 | (let ((date (lol::presentation-slot-value slot instance))) |
| 120 | ;; Default values |
| 121 | (when (and (not date) (default-to-now-p slot)) |
| 122 | (setf (lol::presentation-slot-value slot instance) (clsql:get-time))) |
| 123 | ;;simple viewer |
| 124 | (if (and date (not (editablep slot))) |
| 125 | (<:as-html date)) |
| 126 | ;; editor |
| 127 | (when (editablep slot) |
| 128 | (<ucw:input :accessor (lol::presentation-slot-value slot instance) :id (input-id slot) :style "display:inline") |
| 129 | (<:button :id (trigger-id slot) (<:as-html "[...]")) |
| 130 | (<:script :type "text/javascript" |
| 131 | (<:as-is (format nil " |
| 132 | |
| 133 | Calendar.setup({ |
| 134 | inputField : \"~a\", |
| 135 | button : \"~a\", |
| 136 | ifFormat : \"%m/%d/%Y\" });" (input-id slot) (trigger-id slot))))))) |
| 137 | |
| 138 | (defslot-presentation mewa-relation-slot-presentation (mewa-slot-presentation slot-presentation) |
| 139 | ((foreign-instance :accessor foreign-instance) |
| 140 | (linkedp :accessor linkedp :initarg :linkedp :initform t) |
| 141 | (creator :accessor creator :initarg :creator :initform :editor) |
| 142 | (new-instance :accessor new-instance :initform nil)) |
| 143 | (:type-name relation)) |
| 144 | |
| 145 | (defaction search-records ((slot mewa-relation-slot-presentation) instance) |
| 146 | (multiple-value-bindf (finstance foreign-slot-name) |
| 147 | (meta-model:explode-foreign-key instance (slot-name slot)) |
| 148 | (let ((new-instance (new-instance self))) |
| 149 | (unless new-instance |
| 150 | (setf (new-instance self) |
| 151 | (call-component |
| 152 | (ucw::parent slot) |
| 153 | (make-instance (or (cadr (mewa:find-attribute finstance :presentation-search)) |
| 154 | 'mewa::mewa-presentation-search) |
| 155 | :search-presentation |
| 156 | (mewa:make-presentation finstance |
| 157 | :type :search-presentation) |
| 158 | :list-presentation |
| 159 | (mewa:make-presentation finstance |
| 160 | :type :listing))))) |
| 161 | (sync-foreign-instance slot new-instance)))) |
| 162 | |
| 163 | (defmethod sync-foreign-instance ((slot mewa-relation-slot-presentation) foreign-instance) |
| 164 | (let ((instance (instance (ucw::parent slot)))) |
| 165 | (multiple-value-bind (foo f-slot-name) |
| 166 | (meta-model:explode-foreign-key instance (slot-name slot)) |
| 167 | (setf (slot-value instance (slot-name slot)) (slot-value foreign-instance f-slot-name)) |
| 168 | (meta-model:sync-instance instance :fill-gaps-only-p (fill-gaps-only-p slot))))) |
| 169 | |
| 170 | |
| 171 | (defaction create-record-on-foreign-key ((slot mewa-relation-slot-presentation) instance) |
| 172 | (multiple-value-bindf (finstance foreign-slot-name) |
| 173 | (meta-model:explode-foreign-key instance (slot-name slot)) |
| 174 | (let ((new-instance |
| 175 | (call-component |
| 176 | (ucw::parent slot) |
| 177 | (mewa:make-presentation finstance :type (creator self))))) |
| 178 | |
| 179 | ;;;; TODO: this next bit is due to a bad design decision. |
| 180 | ;;;; Components should always have (ok) return self, but somewhere |
| 181 | ;;;; i've made in return (instance self) sometimes, and this |
| 182 | ;;;; bahaviour is totatlly fucked. |
| 183 | |
| 184 | (when (typep new-instance 'mewa::mewa) |
| 185 | (setf new-instance (instance new-instance))) |
| 186 | |
| 187 | ;;;; sorry about that, and now back t our regular program. |
| 188 | |
| 189 | (meta-model:sync-instance new-instance) |
| 190 | (setf (slot-value instance (slot-name slot)) (slot-value new-instance foreign-slot-name)) |
| 191 | (meta-model:sync-instance instance :fill-gaps-only-p (fill-gaps-only-p self))))) |
| 192 | |
| 193 | |
| 194 | (defmethod present-relation ((slot mewa-relation-slot-presentation) instance) |
| 195 | ;;;;(<:as-html (slot-name slot) "=> " (foreign-instance slot) " from " instance ) |
| 196 | (let* ((i (foreign-instance slot)) |
| 197 | (pres (mewa::make-presentation |
| 198 | i |
| 199 | :type :one-line |
| 200 | :initargs (list |
| 201 | :global-properties |
| 202 | (list :editablep nil :linkedp nil))))) |
| 203 | (when (and (ucw::parent slot) (slot-boundp slot 'ucw::place)) |
| 204 | (setf (component.place pres) (component.place (ucw::parent slot)))) |
| 205 | (when i (<ucw:render-component :component pres)))) |
| 206 | |
| 207 | (defmethod present-slot ((slot mewa-relation-slot-presentation) instance) |
| 208 | (present-relation slot instance)) |
| 209 | |
| 210 | (defslot-presentation foreign-key-slot-presentation (mewa-relation-slot-presentation) |
| 211 | () |
| 212 | (:type-name foreign-key) |
| 213 | (:default-initargs)) |
| 214 | |
| 215 | (defaction view-instance ((self component) instance &rest initargs) |
| 216 | (call-component (ucw::parent self) (apply #'mewa:make-presentation instance initargs)) |
| 217 | ;; the viewed instance could have been changed/deleted, so we sync this instance |
| 218 | (meta-model:sync-instance (instance (ucw::parent self)))) |
| 219 | |
| 220 | (defmethod present-slot :around ((slot foreign-key-slot-presentation) instance) |
| 221 | (setf (foreign-instance slot) |
| 222 | (when (lol::presentation-slot-value slot instance) |
| 223 | (meta-model:explode-foreign-key instance (slot-name slot) :nilp t))) |
| 224 | (flet ((render () (when (foreign-instance slot)(call-next-method)))) |
| 225 | (if (slot-boundp slot 'ucw::place) |
| 226 | (cond |
| 227 | ((editablep slot) |
| 228 | (render) |
| 229 | (<ucw:submit :action (search-records slot instance) :value "Search" :style "display:inline") |
| 230 | (<ucw:submit :action (create-record-on-foreign-key slot instance) :value "Add New" :style "display:inline")) |
| 231 | ((linkedp slot) |
| 232 | (<ucw:a :action (view-instance slot (foreign-instance slot)) |
| 233 | (render))) |
| 234 | (t |
| 235 | (render))) |
| 236 | ;; presentation is used only for rendering |
| 237 | (render)))) |
| 238 | |
| 239 | |
| 240 | (defmethod find-foreign-instances ((slot foreign-key-slot-presentation)) |
| 241 | (clsql:select (class-name (class-of (meta-model:explode-foreign-key (instance slot) (slot-name slot)))) |
| 242 | :order-by (car (list-keys (instance slot))))) |
| 243 | |
| 244 | |
| 245 | |
| 246 | ;;;; HAS MANY |
| 247 | (defslot-presentation has-many-slot-presentation (mewa-relation-slot-presentation) |
| 248 | ((add-new-label :accessor add-new-label :initarg :add-new-label :initform "Add New")) |
| 249 | (:type-name has-many)) |
| 250 | |
| 251 | (defaction add-to-has-many ((slot has-many-slot-presentation) instance) |
| 252 | ;; if the instance is not stored we must make sure to mark it stored now! |
| 253 | (unless (meta-model::persistentp instance) |
| 254 | (setf (mewa::modifiedp (ucw::parent self)) t)) |
| 255 | ;; sync up the instance |
| 256 | ;;(mewa:ensure-instance-sync (parent slot)) |
| 257 | (meta-model:sync-instance (instance (ucw::parent slot))) |
| 258 | |
| 259 | (multiple-value-bindf (class home foreign) |
| 260 | (meta-model:explode-has-many instance (slot-name slot)) |
| 261 | (let ((new (make-instance class))) |
| 262 | (setf (slot-value new foreign) (slot-value instance home)) |
| 263 | (meta-model:sync-instance new :fill-gaps-only-p (fill-gaps-only-p self)) |
| 264 | (call-component (ucw::parent slot) (mewa:make-presentation new :type (creator slot))) |
| 265 | (meta-model:sync-instance instance)))) |
| 266 | |
| 267 | (defmethod present-slot ((slot has-many-slot-presentation) instance) |
| 268 | (when (slot-boundp slot 'ucw::place) |
| 269 | (<ucw:submit :action (add-to-has-many slot instance) :value (add-new-label slot))) |
| 270 | (let* ((i (get-foreign-instances slot instance)) |
| 271 | (presentation (and i (make-presentation (car i) :type :one-line)))) |
| 272 | (when i |
| 273 | (flet ((linker (i string) |
| 274 | (<ucw:a |
| 275 | :action (view-instance slot i |
| 276 | :initargs |
| 277 | `(:global-properties , |
| 278 | (list |
| 279 | :linkedp t |
| 280 | :editablep nil))) |
| 281 | (<:as-html string)))) |
| 282 | (<:table :cellpadding 10 |
| 283 | (<:tr |
| 284 | (<:th) ;empty col for (view) link |
| 285 | (dolist (s (slots presentation)) |
| 286 | (<:th (<:as-html (label s))))) |
| 287 | (dolist (s i) |
| 288 | (let ((s s)) |
| 289 | (setf (foreign-instance slot) s) |
| 290 | (when (slot-boundp slot 'ucw::place) |
| 291 | (<:tr |
| 292 | (<:td (linker s " (view) ")) |
| 293 | (dolist (p (slots (make-presentation s :type :one-line |
| 294 | :initargs |
| 295 | '(:global-properties |
| 296 | (:editablep nil))))) |
| 297 | (<:td |
| 298 | |
| 299 | (present-slot p s)))))))))))) |
| 300 | |
| 301 | |
| 302 | (defmethod get-foreign-instances ((slot has-many-slot-presentation) instance) |
| 303 | (sort (slot-value instance (slot-name slot)) #'< |
| 304 | :key #'(lambda (x) (funcall (car (list-keys x)) x)))) |
| 305 | |
| 306 | (defmethod lol::presentation-slot-value ((slot has-many-slot-presentation) instance) |
| 307 | (get-foreign-instances slot instance)) |
| 308 | |
| 309 | (defslot-presentation has-very-many-slot-presentation (has-many-slot-presentation) |
| 310 | ((number-to-display :accessor number-to-display :initarg :number-to-display :initform 10) |
| 311 | (current :accessor current :initform 0) |
| 312 | (len :accessor len ) |
| 313 | (instances :accessor instances)) |
| 314 | (:type-name has-very-many)) |
| 315 | |
| 316 | (defmethod list-next ((slot has-very-many-slot-presentation)) |
| 317 | (setf (current slot) (incf (current slot) (number-to-display slot))) |
| 318 | (when (< (len slot) (current slot)) |
| 319 | (setf (current slot) (- (number-to-display slot) (len slot))))) |
| 320 | |
| 321 | (defmethod list-prev ((slot has-very-many-slot-presentation)) |
| 322 | (setf (current slot) (decf (current slot) (number-to-display slot))) |
| 323 | (when (> 0 (current slot)) |
| 324 | ;;what to do here is open to debate |
| 325 | (setf (current slot) (- (len slot)(number-to-display slot) )))) |
| 326 | |
| 327 | |
| 328 | (defmethod present-slot ((slot has-very-many-slot-presentation) instance) |
| 329 | ;;(<:as-html "isance: " instance) |
| 330 | (if (slot-boundp slot 'ucw::place) |
| 331 | (progn |
| 332 | (<ucw:a :action (list-prev slot) (<:as-html "<<")) |
| 333 | (let ((self (ucw::parent slot))) |
| 334 | (<ucw:a :action (call-component self (mewa:make-presentation (car (slot-value instance (slot-name slot))) :type :listing :initargs (list :instances (instances slot)))) |
| 335 | (<:as-html (label slot) (format nil " ~a-~a " (current slot) (+ (current slot) (number-to-display slot)))))) |
| 336 | (<ucw:a :action (list-next slot) (<:as-html ">>")) |
| 337 | (call-next-method) |
| 338 | (<:as-html "total :" (len slot))) |
| 339 | (call-next-method))) |
| 340 | |
| 341 | (defmethod get-foreign-instances :around ((slot has-very-many-slot-presentation) instance) |
| 342 | (let ((f (call-next-method))) |
| 343 | (setf (len slot) (length f)) |
| 344 | (setf (instances slot) f) |
| 345 | (loop for cons on (nthcdr (current slot) f) |
| 346 | for i from 0 upto (number-to-display slot) |
| 347 | collect (car cons)))) |
| 348 | |
| 349 | |
| 350 | ;;;; * Has-a |
| 351 | (defslot-presentation has-a-slot-presentation (mewa-relation-slot-presentation) |
| 352 | ((allow-nil-p :accessor allow-nil-p :initarg :allow-nil-p :initform t) |
| 353 | (attributes :accessor attributes :initarg :attributes :initform nil)) |
| 354 | (:type-name has-a)) |
| 355 | |
| 356 | (defmethod find-foreign-slot-value ((slot has-a-slot-presentation) (object t)) |
| 357 | (multiple-value-bind (c s) |
| 358 | (meta-model:explode-foreign-key (instance (ucw::parent slot)) (slot-name slot)) |
| 359 | (slot-value object s))) |
| 360 | |
| 361 | (defmethod get-foreign-instances ((slot mewa-relation-slot-presentation) instance) |
| 362 | (clsql:select (class-name (class-of |
| 363 | (meta-model:explode-foreign-key instance (slot-name slot)))) |
| 364 | :flatp t)) |
| 365 | |
| 366 | (defmethod present-slot ((slot has-a-slot-presentation) instance) |
| 367 | ; (<:as-html (lol::presentation-slot-value slot instance)) |
| 368 | (if (editablep slot) |
| 369 | (progn (<ucw:select :accessor (lol::presentation-slot-value slot instance) :test #'equalp |
| 370 | (when (allow-nil-p slot) |
| 371 | (<ucw:option :value nil (<:as-html "none"))) |
| 372 | (dolist (option (get-foreign-instances slot instance)) |
| 373 | (<ucw:option :value (find-foreign-slot-value slot option) |
| 374 | (lol::present |
| 375 | (lol::make-presentation option |
| 376 | :type :as-string |
| 377 | :initargs |
| 378 | `(:attributes ,(attributes slot))) |
| 379 | )))) |
| 380 | (when (creatablep slot) |
| 381 | (<ucw:submit :action (create-record-on-foreign-key slot instance) :value "Add New" :style "display:inline"))) |
| 382 | (if (lol::presentation-slot-value slot instance) |
| 383 | (progn |
| 384 | (lol::present |
| 385 | (lol:make-presentation (meta-model:explode-foreign-key instance (slot-name slot)) |
| 386 | :type :one-line |
| 387 | :initargs |
| 388 | `(:attributes ,(attributes slot))) |
| 389 | )) |
| 390 | (<:as-html "--")))) |
| 391 | |
| 392 | (defslot-presentation many-to-many-slot-presentation (mewa-relation-slot-presentation) |
| 393 | ((list-view :accessor list-view :initarg :list-view :initform :one-line) |
| 394 | (action-view :accessor action-view :initarg :action-view :initform :viewer) |
| 395 | (create-view :initform :creator) |
| 396 | (select-view :initform :as-string :accessor select-view) |
| 397 | (can-add-new-p :initarg :can-add-new-p :accessor can-add-new-p :initform t) |
| 398 | (can-add-existing-p :initarg :can-add-existing-p :accessor can-add-existing-p :initform t)) |
| 399 | (:type-name many-to-many) |
| 400 | (:default-initargs :label "many to many")) |
| 401 | |
| 402 | (defun %delete-item (item) |
| 403 | (clsql:with-default-database (clsql:*default-database*) |
| 404 | (ignore-errors |
| 405 | (clsql:delete-instance-records item)))) |
| 406 | |
| 407 | (defaction delete-item ((self component) instance) |
| 408 | (multiple-value-bind (res err) (%delete-item instance) |
| 409 | (if (not err) |
| 410 | (call 'info-message :message "Removed Instance") |
| 411 | (call 'info-message :message (format nil "Could not remove item. Try removing associated items first. ~A" instance))))) |
| 412 | |
| 413 | (defaction delete-relationship ((slot many-to-many-slot-presentation) rel instance) |
| 414 | (delete-item (ucw::parent self) rel) |
| 415 | (sync-instance instance) |
| 416 | (answer-component (ucw::parent self) t)) |
| 417 | |
| 418 | |
| 419 | (defun find-many-to-many-join-class (slot instance) |
| 420 | (let* ((imd (getf (meta-model::find-slot-metadata instance (slot-name slot)) |
| 421 | :db-info)) |
| 422 | (jc (make-instance (getf imd :join-class))) |
| 423 | (jcmd (getf (meta-model::find-slot-metadata jc (getf imd :target-slot)) |
| 424 | :db-info))) |
| 425 | (getf jcmd :join-class))) |
| 426 | |
| 427 | (defmethod find-all-instances ((slot many-to-many-slot-presentation) instance) |
| 428 | (clsql:select (find-many-to-many-join-class slot instance) :flatp t)) |
| 429 | |
| 430 | (defmethod present-slot ((slot many-to-many-slot-presentation) instance) |
| 431 | (let ((instances (slot-value instance (slot-name slot))) |
| 432 | new-instance) |
| 433 | (<:ul |
| 434 | (when (can-add-new-p slot) |
| 435 | (<:li |
| 436 | (<ucw:submit :action (add-to-many-to-many slot instance) |
| 437 | |
| 438 | :value "Add New"))) |
| 439 | (when (can-add-existing-p slot ) |
| 440 | (<:li (<ucw:submit :action (add-to-many-to-many slot instance new-instance) |
| 441 | :value "Add:") |
| 442 | (<ucw:select :accessor new-instance |
| 443 | (arnesi:dolist* (i (find-all-instances slot instance)) |
| 444 | (<ucw:option |
| 445 | :value i |
| 446 | (lol:present-view (i (select-view slot) slot))))))) |
| 447 | (dolist* (i instances) |
| 448 | (<:li |
| 449 | (<ucw:a :action (call-view ((car i) (action-view slot) (ucw::parent slot))) |
| 450 | (<:as-html "(view) ")) |
| 451 | (<ucw:a :action (delete-relationship slot (second i) instance) |
| 452 | (<:as-html "(remove) ")) |
| 453 | (present-view ((car i) (list-view slot) (ucw::parent slot)))))))) |
| 454 | |
| 455 | |
| 456 | (defaction add-to-many-to-many ((slot many-to-many-slot-presentation) instance &optional foreign-instance) |
| 457 | ;;;; First things first, we sync. |
| 458 | (sync-instance instance) |
| 459 | (let* (new |
| 460 | (imd (getf (meta-model::find-slot-metadata instance (slot-name slot)) |
| 461 | :db-info)) |
| 462 | (jc (make-instance (getf imd :join-class))) |
| 463 | (jcmd (getf (meta-model::find-slot-metadata jc (getf imd :target-slot)) |
| 464 | :db-info)) |
| 465 | (fc (make-instance (getf jcmd :join-class))) |
| 466 | (c (if |
| 467 | foreign-instance |
| 468 | foreign-instance |
| 469 | (call-view (fc :creator (ucw::parent slot)))))) |
| 470 | (when c |
| 471 | (sync-instance c) |
| 472 | ; (error "~A ~A ~A" (getf imd :foreign-key) (getf jcmd :foreign-key) (getf imd :home-key)) |
| 473 | (setf (slot-value jc (getf imd :foreign-key)) |
| 474 | (slot-value instance (getf imd :home-key))) |
| 475 | (setf (slot-value jc (getf jcmd :home-key)) |
| 476 | (slot-value c (getf jcmd :foreign-key))) |
| 477 | (sync-instance jc) |
| 478 | |
| 479 | (sync-instance instance) |
| 480 | c))) |