X-Git-Url: https://git.hcoop.net/clinton/lisp-on-lines.git/blobdiff_plain/2cb4247de9700f350d146a65c4156d7959d0bb8d..e0ae0cdefa99e9dc1b2e1938779558f1878c1864:/src/mewa/slot-presentations.lisp

diff --git a/src/mewa/slot-presentations.lisp b/src/mewa/slot-presentations.lisp
deleted file mode 100644
index 2ed5b32..0000000
--- a/src/mewa/slot-presentations.lisp
+++ /dev/null
@@ -1,292 +0,0 @@
-(in-package :it.bese.ucw)
-
-(defun multiple-value-funcall->list (function &rest args)
-  "The function to be called by m-v-bf"
-		   (multiple-value-call #'list (apply function args)))
-
-(defmacro multiple-value-bindf (vars form &body body)
-  "Like M-V-B, only it works in actions. form must be a function call"
-		   `(destructuring-bind ,vars 
-		     (multiple-value-funcall->list #',(car form) ,@(cdr form))
-		     ,@body))
-
-(defcomponent mewa-slot-presentation ()
-  ((slot-name :accessor slot-name 
-	      :initarg :slot-name 
-	      :documentation 
-	      "The name of the slot being accessed")
-   (fill-gaps-only-p :accessor fill-gaps-only-p 
-		     :initarg :fill-gaps-only-p
-		     :initform nil
-		     :documentation 
-		     "When nil, the instance is syncronised with the database. 
-When T, only the default value for primary keys and the joins are updated."))
-  (:documentation "The superclass of all Mewa slot presentations"))
-
-;;;; this has to be in the eval when i would think
-(eval-when (:compile-toplevel :load-toplevel :execute)
-  (defun generate-slot-presentation-definition-for-type (type)
-    (let* ((u-name (intern (format nil "~A-SLOT-PRESENTATION" type)))
-	   (sp-name (intern (format nil "MEWA-~A" u-name)))
-	   (t-name (intern (format nil "MEWA-~A" type))))
-      `(defslot-presentation ,sp-name (,u-name mewa-slot-presentation)
-	()
-	(:type-name ,t-name)))))
-
-(defmacro define-base-mewa-presentations (&body types)
-  "Define the mewa-slot-presentations by subclassing the base UCW ones"
-    `(progn ,@(mapcar #'generate-slot-presentation-definition-for-type
-		      types)))
-
-;;;then actually define the base presentations :
-(define-base-mewa-presentations 
-  boolean
-  string
-  number
-  integer
-  currency)
-
-(defslot-presentation clsql-wall-time-slot-presentation (mewa-relation-slot-presentation)
-       ()
-       (:type-name clsql-sys:wall-time))
-
-(defmethod presentation-slot-value ((slot clsql-wall-time-slot-presentation) instance)
-  (let ((date (call-next-method)))
-    (when date (multiple-value-bind (y m d) (clsql:time-ymd date)
-      (format nil "~a/~a/~a" m d y)))))
-
-(defmethod (setf presentation-slot-value) ((value string) (slot clsql-wall-time-slot-presentation) instance)
-  (let ((new-time (clsql:parse-date-time (remove #\Space value)))
-	(old-time (when (slot-boundp instance (slot-name slot))
-		    (slot-value instance (slot-name slot)))))
-    (unless (or (eql old-time new-time)
-		(when (and new-time old-time)
-		  (equal :equal (clsql:time-compare new-time old-time))))
-    (setf (presentation-slot-value slot instance) new-time ))))
-
-(defmethod label :around ((slot clsql-wall-time-slot-presentation))
-  (concatenate 'string (call-next-method) "  (mm/dd/yyyy)"))
-
-(defmethod present-slot ((slot clsql-wall-time-slot-presentation) instance)
-  (let ((date (presentation-slot-value slot instance))
-	(input-id (string (gensym))))
-    (if (and date (not (editablep slot)))
-	(<:span (<:as-html date)))
-    (when (editablep slot)
-      (<ucw:input :accessor (presentation-slot-value slot instance) :id input-id)
-      (<:script :type "text/javascript" 
-		(<:as-is (format nil " 
-      Calendar.setup({
-        inputField     :    \"~a\",
-        ifFormat       :    \"%m/%d/%Y\",
-      });" input-id))))))
-
-(defslot-presentation  mewa-relation-slot-presentation (mewa-slot-presentation slot-presentation)
-  ((foreign-instance :accessor foreign-instance)
-   (linkedp :accessor linkedp :initarg :linkedp :initform t)
-   (creator :accessor creator :initarg :creator :initform :editor))
-  (:type-name relation))
-
-(defaction search-records ((slot mewa-relation-slot-presentation) instance)
-  (multiple-value-bindf (finstance foreign-slot-name)
-      (meta-model:explode-foreign-key instance (slot-name slot))
-    (let ((new-instance
-            (call-component 
-             (parent slot)
-             (make-instance (or (cadr (mewa:find-attribute finstance :presentation-search))
-                                'mewa::mewa-presentation-search)
-                            :search-presentation
-                            (mewa:make-presentation finstance 
-                                                    :type :search-presentation)
-                            :list-presentation 
-                            (mewa:make-presentation finstance 
-                                                    :type :listing)))))
-      (setf (slot-value instance (slot-name slot)) (slot-value new-instance foreign-slot-name))
-      (meta-model:sync-instance instance :fill-gaps-only-p (fill-gaps-only-p self)))))
-
-(defaction create-record-on-foreign-key ((slot mewa-relation-slot-presentation) instance)
-  (multiple-value-bindf (finstance foreign-slot-name)
-      (meta-model:explode-foreign-key instance (slot-name slot))
-    (let ((new-instance
-           (call-component
-            (parent slot) 
-            (mewa:make-presentation finstance :type (creator self)))))
-      
-      ;;;; TODO: this next bit is due to a bad design decision. 
-      ;;;; Components should always have (ok) return self, but somewhere 
-      ;;;; i've made in return (instance self) sometimes, and this
-      ;;;; bahaviour is totatlly fucked.
-      
-     (when (typep new-instance 'mewa::mewa)
-       (setf new-instance (instance new-instance)))
-
-      ;;;; sorry about that, and now back t our regular program.
-      
-      (meta-model:sync-instance new-instance)
-      (setf (slot-value instance (slot-name slot)) (slot-value new-instance foreign-slot-name))
-      (meta-model:sync-instance instance :fill-gaps-only-p (fill-gaps-only-p self)))))
-      
-
-(defmethod present-relation ((slot mewa-relation-slot-presentation) instance)
- ;;;;(<:as-html (slot-name slot) "=> " (foreign-instance slot) " from " instance )
-  (let* ((i (foreign-instance slot))
-	 (pres (mewa::make-presentation 
-		i
-		:type :one-line 
-		:initargs (list 
-			   :global-properties 
-			   (list :editablep nil :linkedp nil)))))
-      (when (and (ucw::parent slot) (slot-boundp slot 'ucw::place))
-	(setf (component.place pres) (component.place (ucw::parent slot))))
-      (when i (<ucw:render-component :component pres))))
-
-
-
-(defmethod present-slot ((slot mewa-relation-slot-presentation) instance)
-  (present-relation slot instance))
-
-(defslot-presentation foreign-key-slot-presentation (mewa-relation-slot-presentation)
-  ()
-  (:type-name foreign-key)
-  (:default-initargs))
-
-(defaction view-instance ((self component) instance &rest initargs)
-  (call-component (parent self) (apply #'mewa:make-presentation instance initargs))
-  ;; the viewed instance could have been changed/deleted, so we sync this instance
-  (meta-model:sync-instance (instance (parent self))))
-
-
-
-(defmethod present-slot :before ((slot foreign-key-slot-presentation) instance)
-  ())
-
-
-(defmethod  present-slot :around ((slot foreign-key-slot-presentation) instance)  
-  (setf (foreign-instance slot) 
-	(when (presentation-slot-value slot instance) 
-	  (meta-model:explode-foreign-key instance (slot-name slot))))
-  (flet ((render () (when (foreign-instance slot)(call-next-method))))
-    (if (slot-boundp slot 'place)
-        (cond 
-          ((editablep slot)
-           (render)
-           (<ucw:submit :action  (search-records slot instance) :value "Search" :style "display:inline")
-           (<ucw:submit :action  (create-record-on-foreign-key slot instance) :value "Add New" :style "display:inline"))
-          ((linkedp slot)
-           (<ucw:a :action (view-instance slot (foreign-instance slot)) 
-                   (render)))
-          (t       
-           (render)))
-	;; presentation is used only for rendering
-        (render))))
-
-;;;; HAS MANY 
-(defslot-presentation has-many-slot-presentation (mewa-relation-slot-presentation)
-  ((add-new-label :accessor add-new-label :initarg :add-new-label :initform "Add New"))
-  (:type-name has-many))
-
-(defaction add-to-has-many ((slot has-many-slot-presentation) instance)
-  ;; if the instance is not stored we must make sure to mark it stored now!
-  (unless (mewa::instance-is-stored-p instance)
-    (setf (mewa::modifiedp (parent self)) t))
-  ;; sync up the instance
-  (mewa:ensure-instance-sync (parent slot))
-
-  (multiple-value-bindf (class home foreign) 
-      (meta-model:explode-has-many instance (slot-name slot))
-    (let ((new (make-instance class)))
-      (setf (slot-value new foreign) (slot-value instance home))
-      (meta-model:sync-instance new :fill-gaps-only-p (fill-gaps-only-p self))
-      (call-component (parent slot) (mewa:make-presentation new :type (creator slot)))
-      (meta-model:sync-instance instance))))
-
-(defmethod present-slot ((slot has-many-slot-presentation) instance)
-  (when (slot-boundp slot 'place)
-    (<ucw:submit :action (add-to-has-many slot instance) :value (add-new-label slot)))
-  (let ((i (get-foreign-instances slot instance)))
-	
-    (<:ul 
-     (dolist (s i)
-       (let ((s s))
-	 (setf (foreign-instance slot) s)
-         (when (slot-boundp slot 'place)
-           (<ucw:a :action (view-instance slot s :initargs `(:global-properties ,(list :linkedp t :editablep nil)))
-		 (<:li   (setf (linkedp slot) nil)
-			 (present-relation slot instance)))))))))
-
-
-(defmethod get-foreign-instances ((slot has-many-slot-presentation) instance)
-  (slot-value instance (slot-name slot)))
-
-(defmethod presentation-slot-value ((slot has-many-slot-presentation) instance)
-  (get-foreign-instances slot instance))
-
-(defslot-presentation has-very-many-slot-presentation (has-many-slot-presentation)
-  ((number-to-display :accessor number-to-display :initarg :number-to-display :initform 10)
-   (current :accessor current :initform 0)
-   (len :accessor len )
-   (instances :accessor instances))
-
-  (:type-name has-very-many))
-
-(defmethod list-next ((slot has-very-many-slot-presentation))
-  (setf (current slot) (incf (current slot) (number-to-display slot)))
-  (when (< (len slot) (current slot))
-    (setf (current slot) (- (number-to-display slot) (len slot)))))
-
-(defmethod list-prev ((slot has-very-many-slot-presentation))
-  (setf (current slot) (decf (current slot) (number-to-display slot)))
-  (when  (> 0 (current slot))
-    ;;what to do here is open to debate
-    (setf (current slot) (- (len slot)(number-to-display slot)  ))))
-
-
-(defmethod present-slot ((slot has-very-many-slot-presentation) instance)
-  ;;(<:as-html "isance: " instance)
-  (if (slot-boundp slot 'place)
-      (progn
-        (<ucw:a :action (list-prev slot) (<:as-html "<<"))
-        (let ((self (parent slot)))
-          (<ucw:a :action (call-component self (mewa:make-presentation (car (slot-value instance (slot-name slot))) :type :listing :initargs (list :instances (instances slot))))
-	        (<:as-html  (label slot) (format nil " ~a-~a " (current slot) (+ (current slot) (number-to-display slot))))))
-        (<ucw:a :action (list-next slot) (<:as-html ">>"))
-        (call-next-method)
-        (<:as-html "total :" (len slot)))
-      (call-next-method)))
-
-(defmethod get-foreign-instances :around ((slot has-very-many-slot-presentation) instance)
-  (let ((f (call-next-method)))
-    (setf (len slot) (length f))
-    (setf (instances slot) f)
-  (loop for cons on (nthcdr (current slot) f)
-		   for i from 0 upto (number-to-display slot)
-		   collect (car cons))))
-
-(defslot-presentation has-a-slot-presentation (one-of-presentation)
-  ((key :initarg :key :accessor key))
-  (:type-name has-a))
-
-(defmethod get-foreign-slot-value ((slot has-a-slot-presentation) (object t) (slot-name t))
-  (slot-value object slot-name))
-
-(defmethod present-slot ((slot has-a-slot-presentation) instance)
-      (<:as-html (presentation-slot-value slot instance))
-  (if (editablep slot)
-      (<ucw:select :accessor (presentation-slot-value slot instance) :test #'equalp
-        (when (allow-nil-p slot)
-	  (<ucw:option :value nil (<:as-html (none-label slot))))
-	(dolist (option (get-foreign-instances (presentation slot) instance))
-	  (setf (instance (presentation slot)) option)
-	  (<ucw:option :value (get-foreign-slot-value slot option (key slot)) (present (presentation slot)))))
-      (if (presentation-slot-value slot instance)
-	  (progn
-	    (setf (instance (presentation slot)) (presentation-slot-value slot instance))
-	    (present (presentation slot)))
-	  (<:as-html "--"))))
-
-
-
-
-
-
-