+++ /dev/null
-(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 "--"))))
-
-(defslot-presentation inline-slot-presentation (mewa-relation-slot-presentation)
- ()
- (:type-name inline))
-
-(defmethod present-slot ((slot inline-slot-presentation) instance)
- (<:fieldset
- (<:legend (<:as-html (label slot)))
- (<ucw:render-component :component (mewa:make-presentation (meta-model::explode-foreign-key instance (slot-name slot)) :type :editor))))
-
-(defmethod mewa::present-slot-as-row ((self mewa::mewa-object-presentation) (slot inline-slot-presentation))
- (<:td :colspan 2
- (present-slot slot (instance self))))
\ No newline at end of file
HCoop / clinton / lisp-on-lines.git / blobdiff