X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=mop.lisp;h=9e2706c9f4477375b3d8dcc5caab573aa0f54813;hb=647d539c69157228c414905a06253e5d3b193718;hp=151baf285a934c02a93cda5e6a9ef751f787c58d;hpb=aaef96a66c4f9913e88170f241a217a49078e9a9;p=hyperobject.git
diff --git a/mop.lisp b/mop.lisp
index 151baf2..9e2706c 100644
--- a/mop.lisp
+++ b/mop.lisp
@@ -2,8 +2,8 @@
;;;; *************************************************************************
;;;; FILE IDENTIFICATION
;;;;
-;;;; Name: hyperobject.lisp
-;;;; Purpose: Hyper Object Metaclass
+;;;; Name: mop.lisp
+;;;; Purpose: Metaobject Protocol Interface
;;;; Programmer: Kevin M. Rosenberg
;;;; Date Started: Apr 2000
;;;;
@@ -11,107 +11,90 @@
;;;; in Text, HTML, and XML formats. This includes hyperlinking
;;;; capability and sub-objects.
;;;;
-;;;; $Id: mop.lisp,v 1.1 2002/11/29 04:07:52 kevin Exp $
-;;;;
-;;;; This file is Copyright (c) 2000-2002 by Kevin M. Rosenberg
+;;;; $Id: mop.lisp,v 1.73 2003/05/15 06:30:19 kevin Exp $
;;;;
+;;;; This file is Copyright (c) 2000-2003 by Kevin M. Rosenberg
;;;; *************************************************************************
(in-package :hyperobject)
(eval-when (:compile-toplevel :execute)
- (declaim (optimize (speed 3) (safety 1) (compilation-speed 0) (debug 3))))
-
-(eval-when (:compile-toplevel :load-toplevel :execute)
- (shadowing-import
- #+allegro
- `(mop::class-slots mop::slot-definition-name mop:finalize-inheritance
- mop::standard-direct-slot-definition mop::standard-effective-slot-definition
- mop:direct-slot-definition-class mop:compute-effective-slot-definition
- excl::compute-effective-slot-definition-initargs)
- #+lispworks
- `(clos:class-slots clos::slot-definition-name clos:finalize-inheritance
- clos::standard-direct-slot-definition clos::standard-effective-slot-definition
- clos:direct-slot-definition-class clos:compute-effective-slot-definition
- clos::compute-effective-slot-definition-initargs)
- #+sbcl
- `(sb-pcl:class-of sb-pcl:class-name sb-pcl:class-slots sb-pcl::standard-class
- sb-pcl::slot-definition-name sb-pcl:finalize-inheritance
- sb-pcl::standard-direct-slot-definition
- sb-pcl::standard-effective-slot-definition sb-pcl::validate-superclass
- sb-pcl:direct-slot-definition-class sb-pcl:compute-effective-slot-definition
- sb-pcl::compute-effective-slot-definition-initargs)
- #+cmu
- `(pcl:class-of pcl:class-name pcl:class-slots pcl::standard-class
- pcl::slot-definition-name pcl:finalize-inheritance
- pcl::standard-direct-slot-definition pcl::standard-effective-slot-definition
- pcl::validate-superclass pcl:direct-slot-definition-class
- pcl:compute-effective-slot-definition
- pcl::compute-effective-slot-definition-initargs)
- #+scl
- `(class-of class-name clos:class-slots clos::standard-class
- clos::slot-definition-name clos:finalize-inheritance
- clos::standard-direct-slot-definition clos::standard-effective-slot-definition
- clos::validate-superclass clos:direct-slot-definition-class
- clos:compute-effective-slot-definition
- clos::compute-effective-slot-definition-initargs)
-
- :hyperobject))
-
+ (declaim (optimize (speed 2) (safety 2) (compilation-speed 0) (debug 2))))
;; Main class
(defclass hyperobject-class (standard-class)
( ;; slots initialized in defclass
- (title :initarg :title :type string :initform nil
- :documentation "Print Title for class")
- (print-slots :initarg :print-slots :type list :initform nil
- :documentation "List of slots to print")
+ (user-name :initarg :user-name :type string :initform nil
+ :accessor user-name
+ :documentation "User name for class")
+ (user-name-plural :initarg :user-name-plural :type string :initform nil
+ :accessor user-name-plural
+ :documentation "Plural user name for class")
+ (default-print-slots :initarg :default-print-slots :type list :initform nil
+ :accessor default-print-slots
+ :documentation "Defaults slots for a view")
(description :initarg :description :initform nil
+ :accessor description
:documentation "Class description")
(version :initarg :version :initform nil
- :documentation "Version number for class")
+ :accessor version
+ :documentation "Version number for class")
+ (sql-name :initarg :sql-name :initform nil)
;;; The remainder of these fields are calculated one time
;;; in finalize-inheritence.
- (subobjects :initform nil :documentation
+ (subobjects :initform nil :accessor subobjects
+ :documentation
"List of fields that contain a list of subobjects objects.")
- (references :type list :initform nil :documentation
- "List of fields that have references")
- (class-id :type integer :initform nil :documentation
- "Unique ID for the class")
-
- (value-func :initform nil :type function)
- (xmlvalue-func :initform nil :type function)
- (fmtstr-text :initform nil :type string)
- (fmtstr-html :initform nil :type string)
- (fmtstr-xml :initform nil :type string)
- (fmtstr-text-labels :initform nil :type string)
- (fmtstr-html-labels :initform nil :type string)
- (fmtstr-xml-labels :initform nil :type string)
- (fmtstr-html-ref :initform nil :type string)
- (fmtstr-xml-ref :initform nil :type string)
- (fmtstr-html-ref-labels :initform nil :type string)
- (fmtstr-xml-ref-labels :initform nil :type string)
+ (hyperlinks :type list :initform nil :accessor hyperlinks
+ :documentation "List of fields that have hyperlinks")
+ (direct-rules :type list :initform nil :initarg :direct-rules
+ :accessor direct-rules
+ :documentation "List of rules to fire on slot changes.")
+ (class-id :type integer :initform nil
+ :accessor class-id
+ :documentation "Unique ID for the class")
+ (default-view :initform nil :initarg :default-view :accessor default-view
+ :documentation "The default view for a class")
+
+ ;; SQL commands
+ (create-table-cmd :initform nil :reader create-table-cmd)
+ (create-indices-cmds :initform nil :reader create-index-cmds)
+ (drop-table-cmd :initform nil :reader drop-table-cmd)
+
+ (views :type list :initform nil :initarg :views :accessor views
+ :documentation "List of views")
+ (rules :type list :initform nil :initarg :rules :accessor rules
+ :documentation "List of rules")
)
(:documentation "Metaclass for Markup Language classes."))
(defclass subobject ()
- ((name :type symbol :initform nil :initarg :name :reader name)
- (reader :type function :initform nil :initarg :reader :reader reader)))
+ ((name-class :type symbol :initform nil :initarg :name-class :reader name-class)
+ (name-slot :type symbol :initform nil :initarg :name-slot :reader name-slot)
+ (lookup :type (or function symbol) :initform nil :initarg :lookup :reader lookup)
+ (lookup-keys :type list :initform nil :initarg :lookup-keys
+ :reader lookup-keys))
+ (:documentation "Contains subobject information"))
+
(defmethod print-object ((obj subobject) (s stream))
(print-unreadable-object (obj s :type t :identity t)
(format s "~S" (name obj))))
-(defclass reference ()
+(defclass hyperlink ()
((name :type symbol :initform nil :initarg :name :reader name)
- (lookup :type function :initform nil :initarg :lookup :reader lookup)
+ (lookup
+ ;; The type specifier seems to break sbcl
+ :type (or function symbol)
+ ;; :type t
+ :initform nil :initarg :lookup :reader lookup)
(link-parameters :type list :initform nil :initarg :link-parameters
:reader link-parameters)))
-(defmethod print-object ((obj reference) (s stream))
+(defmethod print-object ((obj hyperlink) (s stream))
(print-unreadable-object (obj s :type t :identity t)
(format s "~S" (name obj))))
@@ -120,16 +103,39 @@
t)
(defmethod finalize-inheritance :after ((cl hyperobject-class))
- (init-hyperobject-class cl))
+ (init-hyperobject-class cl)
+ )
+
+(eval-when (:compile-toplevel :load-toplevel :execute)
+ (when (>= (length (generic-function-lambda-list
+ (ensure-generic-function
+ 'compute-effective-slot-definition)))
+ 3)
+ (pushnew :ho-normal-cesd cl:*features*))
+
+ (when (>= (length (generic-function-lambda-list
+ (ensure-generic-function
+ 'direct-slot-definition-class)))
+ 3)
+ (pushnew :ho-normal-dsdc cl:*features*))
+
+ (when (>= (length (generic-function-lambda-list
+ (ensure-generic-function
+ 'effective-slot-definition-class)))
+ 3)
+ (pushnew :ho-normal-esdc cl:*features*)))
;; Slot definitions
-(defmethod direct-slot-definition-class ((cl hyperobject-class)
- #+allegro &rest
- iargs)
+(defmethod direct-slot-definition-class ((cl hyperobject-class)
+ #+ho-normal-dsdc &rest iargs)
(find-class 'hyperobject-dsd))
+(defmethod effective-slot-definition-class ((cl hyperobject-class)
+ #+ho-normal-esdc &rest iargs)
+ (find-class 'hyperobject-esd))
+
-; Slot definitions
+;;; Slot definitions
(eval-when (:compile-toplevel :load-toplevel :execute)
(defmacro process-class-option (slot-name &optional required)
@@ -137,9 +143,9 @@
`(defmethod clos:process-a-class-option ((class hyperobject-class)
(name (eql ,slot-name))
value)
- (when (and ,required (null value))
- (error "hyperobject class slot ~A must have a value" name))
- (list name `',value))
+ (when (and ,required (null value))
+ (error "hyperobject class slot ~A must have a value" name))
+ (list name `',value))
#+(or allegro sbcl cmu scl)
(declare (ignore slot-name required))
)
@@ -149,23 +155,13 @@
`(defmethod clos:process-a-slot-option ((class hyperobject-class)
(option (eql ,slot-name))
value
- already-processed-other-options
+ already-processed-options
slot)
- (list option `',value))
+ (list* option `',value already-processed-options))
#-lispworks
(declare (ignore slot-name))
)
- (defparameter *class-options*
- '(:title :print-slots :description :version :sql-name)
- "List of class options for hyperobjects.")
- (defparameter *slot-options*
- '(:print-formatter :subobject :reference :description :unique :sql-name)
- "List of slot options that can appear as an initarg")
- (defparameter *slot-options-no-initarg*
- '(:ho-type)
- "List of slot options that do not have an initarg")
-
(dolist (option *class-options*)
(eval `(process-class-option ,option)))
(dolist (option *slot-options*)
@@ -173,277 +169,357 @@
(eval
`(defclass hyperobject-dsd (standard-direct-slot-definition)
- (,@(mapcar #'(lambda (x)
- `(,(intern (symbol-name x))
- :initform nil))
- *slot-options-no-initarg*)
- ,@(mapcar #'(lambda (x)
- `(,(intern (symbol-name x))
- :initarg
- ,(intern (symbol-name x) (symbol-name :keyword))
- :initform nil))
- *slot-options*))))
+ (,@(mapcar #'(lambda (x)
+ `(,(intern (symbol-name x))
+ :initform nil))
+ *slot-options-no-initarg*)
+ ,@(mapcar #'(lambda (x)
+ `(,(intern (symbol-name x))
+ :initarg
+ ,(intern (symbol-name x) (symbol-name :keyword))
+ :initform nil
+ :accessor
+ ,(intern (concatenate 'string
+ (symbol-name :dsd-)
+ (symbol-name x)))))
+ *slot-options*))))
(eval
`(defclass hyperobject-esd (standard-effective-slot-definition)
- (,@(mapcar #'(lambda (x)
- `(,(intern (symbol-name x))
- :initarg
- ,(intern (symbol-name x) (symbol-name :keyword))
- :initform nil))
- (append *slot-options* *slot-options-no-initarg*)))))
+ (,@(mapcar #'(lambda (x)
+ `(,(intern (symbol-name x))
+ :initarg
+ ,(intern (symbol-name x) (symbol-name :keyword))
+ :initform nil
+ :accessor
+ ,(intern (concatenate 'string
+ (symbol-name :esd-)
+ (symbol-name x)))))
+ (append *slot-options* *slot-options-no-initarg*)))))
) ;; eval-when
-
-(defmethod compute-effective-slot-definition :around
- ((cl hyperobject-class) #+(or allegro lispworks) name dsds)
- #+allergo (declare (ignore name))
- (let* ((dsd (car dsds))
- (ho-type (slot-value dsd 'type)))
- (setf (slot-value dsd 'ho-type) ho-type)
- (setf (slot-value dsd 'type) (convert-ho-type ho-type))
- (let ((ia (compute-effective-slot-definition-initargs
- cl #+lispworks name dsds)))
- (apply
- #'make-instance 'hyperobject-esd
- :ho-type ho-type
- :print-formatter (slot-value dsd 'print-formatter)
- :subobject (slot-value dsd 'subobject)
- :reference (slot-value dsd 'reference)
- :description (slot-value dsd 'description)
- ia)))
- )
-(defun convert-ho-type (ho-type)
- (check-type ho-type symbol)
- (case (intern (symbol-name ho-type) (symbol-name :keyword))
- (:string
- 'string)
+(defun intern-in-keyword (obj)
+ (cond
+ ((null obj)
+ nil)
+ ((eq t obj)
+ t)
+ ((atom obj)
+ (intern (symbol-name obj) (find-package 'keyword)))
+ ((consp obj)
+ (cons (intern-in-keyword (car obj) ) (intern-in-keyword (cdr obj))))
+ (t
+ obj)))
+
+(defun canonicalize-value-type (vt)
+ (typecase vt
+ (atom
+ (ensure-keyword vt))
+ (cons
+ (cons (ensure-keyword (car vt)) (cdr vt)))
+ (t
+ t)))
+
+#+ignore
+(defmethod compute-effective-slot-definition :around ((cl hyperobject-class) #+ho-normal-cesd name dsds)
+ #+allegro (declare (ignore name))
+ (let* ((dsd (car dsds))
+ (value-type (canonicalize-value-type (slot-value dsd 'value-type))))
+ (multiple-value-bind (sql-type length) (value-type-to-sql-type value-type)
+ (setf (slot-value dsd 'sql-type) sql-type)
+ (setf (slot-value dsd 'type) (value-type-to-lisp-type value-type))
+ (let ((ia (compute-effective-slot-definition-initargs cl #+lispworks name dsds)))
+ (apply
+ #'make-instance 'hyperobject-esd
+ :value-type value-type
+ :sql-type sql-type
+ :length length
+ :print-formatter (slot-value dsd 'print-formatter)
+ :subobject (slot-value dsd 'subobject)
+ :hyperlink (slot-value dsd 'hyperlink)
+ :hyperlink-parameters (slot-value dsd 'hyperlink-parameters)
+ :description (slot-value dsd 'description)
+ :user-name (slot-value dsd 'user-name)
+ :user-name-plural (slot-value dsd 'user-name-plural)
+ :index (slot-value dsd 'index)
+ :value-constraint (slot-value dsd 'value-constraint)
+ :null-allowed (slot-value dsd 'null-allowed)
+ ia)))))
+
+(defmethod compute-effective-slot-definition :around ((cl hyperobject-class) #+ho-normal-cesd name dsds)
+ #+ho-normal-cesd (declare (ignore name))
+ (let* ((esd (call-next-method))
+ (dsd (car dsds))
+ (value-type (canonicalize-value-type (slot-value dsd 'value-type))))
+ (multiple-value-bind (sql-type length) (value-type-to-sql-type value-type)
+ (setf (slot-value esd 'sql-type) sql-type)
+ (setf (slot-value esd 'length) length)
+ (setf (slot-value esd 'type) (value-type-to-lisp-type value-type))
+ (setf (slot-value esd 'value-type) value-type)
+ (dolist (name '(print-formatter subobject hyperlink hyperlink-parameters
+ description value-constraint index null-allowed user-name))
+ (setf (slot-value esd name) (slot-value dsd name)))
+ esd)))
+
+
+#+ho-normal-cesd
+(setq cl:*features* (delete :ho-normal-cesd cl:*features*))
+#+ho-normal-dsdc
+(setq cl:*features* (delete :ho-normal-dsdc cl:*features*))
+#+ho-normal-esdc
+(setq cl:*features* (delete :ho-normal-esdc cl:*features*))
+
+(defun lisp-type-is-a-string (type)
+ (or (eq type 'string)
+ (and (listp type) (some #'(lambda (x) (eq x 'string)) type))))
+
+(defun value-type-to-lisp-type (value-type)
+ (case (if (atom value-type)
+ value-type
+ (car value-type))
+ ((:string :cdata :varchar :char)
+ '(or null string))
+ (:character
+ '(or null character))
(:fixnum
- 'fixnum)
+ '(or null fixnum))
(:boolean
- 'boolean)
+ '(or null boolean))
(:integer
- 'integer)
- (:cdata
- 'string)
- (:float
- 'float)
- (:nil
- t)
+ '(or null integer))
+ ((:float :single-float)
+ '(or null single-float))
+ (:double-float
+ '(or null double-float))
(otherwise
- ho-type)))
+ t)))
+
+(defun value-type-to-sql-type (value-type)
+ "Return two values, the sql type and field length."
+ (let ((type (if (atom value-type)
+ value-type
+ (car value-type)))
+ (length (when (consp value-type)
+ (cadr value-type))))
+ (values
+ (case type
+ ((:string :cdata)
+ :string)
+ ((:fixnum :integer)
+ :integer)
+ (:boolean
+ :boolean)
+ ((:float :single-float)
+ :single-float)
+ (:double-float
+ :double-float)
+ (otherwise
+ :text))
+ length)))
;;;; Class initialization function
-(defun find-slot-by-name (cl name)
- (find name (class-slots cl) :key #'slot-definition-name))
+;; defines a slot-unbound method for class and slot-name, fills
+;; the slot by calling reader function with the slot values of
+;; the instance's reader-keys
+(defmacro def-lazy-reader (class slot-name reader &rest reader-keys)
+ (let* ((the-slot-name (gensym))
+ (the-class (gensym))
+ (the-instance (gensym))
+ (keys '()))
+ (dolist (key reader-keys)
+ (push (list 'slot-value the-instance (list 'quote key)) keys))
+ (setq keys (nreverse keys))
+ `(defmethod slot-unbound (,the-class (,the-instance ,class)
+ (,the-slot-name (eql ',slot-name)))
+ (declare (ignore ,the-class))
+ (setf (slot-value ,the-instance ,the-slot-name) (,reader ,@keys)))))
+
+
+#+lispworks
+(defun intern-eql-specializer (slot)
+ `(eql ,slot))
+
+#+(or sbcl cmu lispworks)
+(defun ensure-lazy-reader (class-name slot-name reader &rest reader-keys)
+ (let ((keys nil)
+ (gf (ensure-generic-function 'slot-unbound)))
+ (dolist (key reader-keys)
+ (push (list 'slot-value 'the-instance (list 'quote key)) keys))
+ (setq keys (nreverse keys))
+ (multiple-value-bind (method-lambda init-args-values)
+ (make-method-lambda
+ gf
+ (class-prototype (generic-function-method-class gf))
+ #-lispworks
+ `(lambda (the-class the-instance the-slot-name)
+ (declare (ignore the-class))
+ (setf (slot-value the-instance the-slot-name) (,reader ,@keys)))
+ #+lispworks
+ '(the-class the-instance the-slot-name)
+ #+lispworks
+ nil
+ #+lispworks
+ `(setf (slot-value the-instance the-slot-name) (,reader ,@keys))
+ nil)
+ (add-method gf
+ (apply
+ #'make-instance (generic-function-method-class gf)
+ ':specializers (list (class-of (find-class class-name))
+ (find-class class-name)
+ (intern-eql-specializer slot-name))
+ ':lambda-list '(the-class the-instance the-slot-name)
+ ':function (compile nil method-lambda)
+ init-args-values)))))
+
+#+(or allegro scl)
+(progn
+ ;; One entry for each class with lazy readers defined. The value is a plist mapping
+ ;; slot-name to a lazy reader, each of which is a list of a function and slot-names.
+ (defvar *lazy-readers* (make-hash-table))
+
+(defmethod slot-unbound :around ((class hyperobject-class) instance slot-name)
+ (let ((lazy-reader (loop for super in (class-precedence-list class)
+ as lazy-reader = (getf (gethash super *lazy-readers*) slot-name)
+ when lazy-reader return it)))
+ (if lazy-reader
+ (setf (slot-value instance slot-name)
+ (apply (car lazy-reader)
+ (loop for arg-slot-name in (cdr lazy-reader)
+ collect (slot-value instance arg-slot-name))))
+ ;; No lazy reader -- defer to regular slot-unbound handling.
+ (call-next-method))))
+
+ ;; The reader is a function and the reader-keys are slot names. The slot is lazily set to
+ ;; the result of applying the function to the slot-values of those slots, and that value
+ ;; is also returned.
+ (defun ensure-lazy-reader (class-name slot-name reader &rest reader-keys)
+ (setf (getf (gethash (find-class class-name) *lazy-readers*) slot-name)
+ (list* reader (copy-list reader-keys))))
+
+ (defun remove-lazy-reader (class-name slot-name)
+ (setf (getf (gethash (find-class class-name) *lazy-readers*) slot-name)
+ nil))
+
+ ) ;; #+(or allegro scl)
-(defun process-subobjects (cl)
+(defun finalize-subobjects (cl)
"Process class subobjects slot"
- (setf (slot-value cl 'subobjects)
- (let ((subobjects '()))
- (dolist (slot (class-slots cl))
- (when (slot-value slot 'subobject)
- (push (make-instance 'subobject :name (slot-definition-name slot)
- :reader (if (eq t (slot-value slot 'subobject))
- (slot-definition-name slot)
- (slot-value slot 'subobject)))
- subobjects)))
- subobjects)))
-
-(defun process-documentation (cl)
- "Calculate class documentation slot"
- (awhen (slot-value cl 'title)
- (setf (slot-value cl 'title) (car it)))
- (awhen (slot-value cl 'description)
- (setf (slot-value cl 'description) (car it)))
+ (setf (subobjects cl)
+ (let ((subobjects '()))
+ (dolist (slot (class-slots cl))
+ (let-when
+ (subobj-def (esd-subobject slot))
+ (let ((subobject
+ (make-instance 'subobject
+ :name-class (class-name cl)
+ :name-slot (slot-definition-name slot)
+ :lookup (if (atom subobj-def)
+ subobj-def
+ (car subobj-def))
+ :lookup-keys (if (atom subobj-def)
+ nil
+ (cdr subobj-def)))))
+ (unless (eq (lookup subobject) t)
+ #+ignore ;; #-(or sbcl cmu lispworks)
+ (eval
+ `(hyperobject::def-lazy-reader ,(name-class subobject)
+ ,(name-slot subobject) ,(lookup subobject)
+ ,@(lookup-keys subobject)))
+ #+(or sbcl cmu lispworks allegro scl)
+ (apply #'ensure-lazy-reader
+ (name-class subobject) (name-slot subobject)
+ (lookup subobject) (lookup-keys subobject)))
+ (push subobject subobjects))))
+ ;; sbcl/cmu reverse class-slots compared to the defclass form
+ ;; so re-reverse on cmu/sbcl
+ #+(or cmu sbcl) subobjects
+ #-(or cmu sbcl) (nreverse subobjects)
+ )))
+
+
+(defun finalize-class-slots (cl)
+ "Make sure all class slots have an expected value"
+ (unless (user-name cl)
+ (setf (user-name cl) (format nil "~:(~A~)" (class-name cl))))
+ (setf (user-name-plural cl)
+ (if (and (consp (user-name cl)) (cadr (user-name cl)))
+ (cadr (user-name cl))
+ (format nil "~A~P" (if (consp (user-name cl))
+ (car (user-name cl))
+ (user-name cl))
+ 2)))
+
+ (dolist (name '(user-name description))
+ (awhen (slot-value cl name)
+ (setf (slot-value cl name)
+ (etypecase (slot-value cl name)
+ (cons (car it))
+ ((or string symbol) it))))))
+
+(defun finalize-documentation (cl)
+ "Calculate class documentation slot"
(let ((*print-circle* nil))
(setf (documentation (class-name cl) 'class)
- (format nil "Hyperobject~A~A~A~A"
- (aif (slot-value cl 'title)
- (format nil ": ~A" it ""))
- (aif (slot-value cl 'description)
- (format nil "~%Class description: ~A" it) "")
- (aif (slot-value cl 'subobjects)
- (format nil "~%Subobjects:~{ ~A~}" (mapcar #'name it)) "")
- (aif (slot-value cl 'print-slots)
- (format nil "~%Print-slots:~{ ~A~}" it) "")
- ))))
-
-(defun process-views (cl)
- "Calculate all view slots for a hyperobject class"
- (let ((fmtstr-text "")
- (fmtstr-html "")
- (fmtstr-xml "")
- (fmtstr-text-labels "")
- (fmtstr-html-labels "")
- (fmtstr-xml-labels "")
- (fmtstr-html-ref "")
- (fmtstr-xml-ref "")
- (fmtstr-html-ref-labels "")
- (fmtstr-xml-ref-labels "")
- (first-field t)
- (value-func '())
- (xmlvalue-func '())
- (classname (class-name cl))
- (package (symbol-package (class-name cl)))
- (references nil))
- (declare (ignore classname))
- (check-type (slot-value cl 'print-slots) list)
- (dolist (slot-name (slot-value cl 'print-slots))
- (let ((slot (find-slot-by-name cl slot-name)))
- (unless slot
- (error "Slot ~A is not found in class ~S" slot-name cl))
- (let ((name (slot-definition-name slot))
- (namestr (symbol-name (slot-definition-name slot)))
- (namestr-lower (string-downcase (symbol-name (slot-definition-name slot))))
- (type (slot-value slot 'ho-type))
- (print-formatter (slot-value slot 'print-formatter))
- (value-fmt "~a")
- (plain-value-func nil)
- html-str xml-str html-label-str xml-label-str)
-
- (when (or (eql type :integer) (eql type :fixnum))
- (setq value-fmt "~d"))
-
- (when (eql type :boolean)
- (setq value-fmt "~a"))
-
- (if first-field
- (setq first-field nil)
- (progn
- (string-append fmtstr-text " ")
- (string-append fmtstr-html " ")
- (string-append fmtstr-xml " ")
- (string-append fmtstr-text-labels " ")
- (string-append fmtstr-html-labels " ")
- (string-append fmtstr-xml-labels " ")
- (string-append fmtstr-html-ref " ")
- (string-append fmtstr-xml-ref " ")
- (string-append fmtstr-html-ref-labels " ")
- (string-append fmtstr-xml-ref-labels " ")))
-
- (setq html-str (concatenate 'string "" value-fmt ""))
- (setq xml-str (concatenate 'string "<" namestr-lower ">" value-fmt ""))
- (setq html-label-str (concatenate 'string "" namestr-lower " " value-fmt ""))
- (setq xml-label-str (concatenate 'string " <" namestr-lower ">" value-fmt ""))
-
- (string-append fmtstr-text value-fmt)
- (string-append fmtstr-html html-str)
- (string-append fmtstr-xml xml-str)
- (string-append fmtstr-text-labels namestr-lower " " value-fmt)
- (string-append fmtstr-html-labels html-label-str)
- (string-append fmtstr-xml-labels xml-label-str)
-
- (if (slot-value slot 'reference)
- (progn
- (string-append fmtstr-html-ref "<~~a>" value-fmt "")
- (string-append fmtstr-xml-ref "<~~a>" value-fmt "")
- (string-append fmtstr-html-ref-labels "" namestr-lower " <~~a>" value-fmt "")
- (string-append fmtstr-xml-ref-labels " <~~a>" value-fmt "")
- (push (make-instance 'reference :name name
- :lookup (slot-value slot 'reference))
- references))
- (progn
- (string-append fmtstr-html-ref html-str)
- (string-append fmtstr-xml-ref xml-str)
- (string-append fmtstr-html-ref-labels html-label-str)
- (string-append fmtstr-xml-ref-labels xml-label-str)))
-
- (if print-formatter
- (setq plain-value-func
- (list `(,print-formatter (slot-value x ',(intern namestr package)))))
- (setq plain-value-func
- (list `(slot-value x ',(intern namestr package)))))
- (setq value-func (append value-func plain-value-func))
-
- (if (eql type :cdata)
- (setq xmlvalue-func (append xmlvalue-func (list `(xml-cdata ,@plain-value-func))))
- (setq xmlvalue-func (append xmlvalue-func plain-value-func)))
- )))
-
- (setf (slot-value cl 'references) references)
-
- (if value-func
- (setq value-func `(lambda (x) (values ,@value-func)))
- (setq value-func `(lambda () (values))))
- (setq value-func (compile nil (eval value-func)))
-
- (if xmlvalue-func
- (setq xmlvalue-func `(lambda (x) (values ,@xmlvalue-func)))
- (setq xmlvalue-func `(lambda () (values))))
- (setq xmlvalue-func (compile nil (eval xmlvalue-func)))
-
- (setf (slot-value cl 'fmtstr-text) fmtstr-text)
- (setf (slot-value cl 'fmtstr-html) fmtstr-html)
- (setf (slot-value cl 'fmtstr-xml) fmtstr-xml)
- (setf (slot-value cl 'fmtstr-text-labels) fmtstr-text-labels)
- (setf (slot-value cl 'fmtstr-html-labels) fmtstr-html-labels)
- (setf (slot-value cl 'fmtstr-xml-labels) fmtstr-xml-labels)
- (setf (slot-value cl 'fmtstr-html-ref) fmtstr-html-ref)
- (setf (slot-value cl 'fmtstr-xml-ref) fmtstr-xml-ref)
- (setf (slot-value cl 'fmtstr-html-ref-labels) fmtstr-html-ref-labels)
- (setf (slot-value cl 'fmtstr-xml-ref-labels) fmtstr-xml-ref-labels)
- (setf (slot-value cl 'value-func) value-func)
- (setf (slot-value cl 'xmlvalue-func) xmlvalue-func))
- (values))
+ (format nil "Hyperobject~A~A~A~A"
+ (aif (user-name cl)
+ (format nil ": ~A" it ""))
+ (aif (description cl)
+ (format nil "~%Class description: ~A" it) "")
+ (aif (subobjects cl)
+ (format nil "~%Subobjects:~{ ~A~}" (mapcar #'name-slot it)) "")
+ (aif (default-print-slots cl)
+ (format nil "~%Default print slots:~{ ~A~}" it) "")
+ ))))
+
+(defun finalize-hyperlinks (cl)
+ (let ((hyperlinks '()))
+ (dolist (esd (class-slots cl))
+ (awhen (slot-value esd 'hyperlink)
+ (push
+ (make-instance 'hyperlink
+ :name (slot-definition-name esd)
+ :lookup it
+ :link-parameters (slot-value esd 'hyperlink-parameters))
+ hyperlinks)))
+ ;; cmu/sbcl reverse class-slots compared to the defclass form
+ ;; hyperlinks is already reversed from the dolist/push loop, so re-reverse on sbcl/cmu
+ #-(or cmu sbcl) (setq hyperlinks (nreverse hyperlinks))
+ (setf (slot-value cl 'hyperlinks) hyperlinks)))
(defun init-hyperobject-class (cl)
"Initialize a hyperobject class. Calculates all class slots"
- (process-subobjects cl)
- (process-views cl)
- (process-documentation cl))
-
-(defun hyperobject-class-fmtstr-text (obj)
- (slot-value (class-of obj) 'fmtstr-text))
-
-(defun hyperobject-class-fmtstr-html (obj)
- (slot-value (class-of obj) 'fmtstr-html))
+ (finalize-subobjects cl)
+ (finalize-views cl)
+ (finalize-hyperlinks cl)
+ (finalize-sql cl)
+ (finalize-rules cl)
+ (finalize-class-slots cl)
+ (finalize-documentation cl))
-(defun hyperobject-class-fmtstr-xml (obj)
- (slot-value (class-of obj) 'fmtstr-xml))
-(defun hyperobject-class-fmtstr-text-labels (obj)
- (slot-value (class-of obj) 'fmtstr-text-labels))
-
-(defun hyperobject-class-fmtstr-html-labels (obj)
- (slot-value (class-of obj) 'fmtstr-html-labels))
+;;;; *************************************************************************
+;;;; Metaclass Slot Accessors
+;;;; *************************************************************************
-(defun hyperobject-class-fmtstr-xml-labels (obj)
- (slot-value (class-of obj) 'fmtstr-xml-labels))
+(defun find-slot-by-name (cl name)
+ (find name (class-slots cl) :key #'slot-definition-name))
-(defun hyperobject-class-value-func (obj)
- (slot-value (class-of obj) 'value-func))
+(defun hyperobject-class-user-name (obj)
+ (user-name (class-of obj)))
-(defun hyperobject-class-xmlvalue-func (obj)
- (slot-value (class-of obj) 'xmlvalue-func))
-
-(eval-when (:compile-toplevel :load-toplevel :execute)
- (defun hyperobject-class-title (obj)
- (awhen (slot-value (class-of obj) 'title)
- (if (consp it)
- (car it)
- it))))
+(defun hyperobject-class-user-name-plural (obj)
+ (user-name-plural (class-of obj)))
(defun hyperobject-class-subobjects (obj)
- (slot-value (class-of obj) 'subobjects))
-
-(defun hyperobject-class-references (obj)
- (slot-value (class-of obj) 'references))
-
-(defun hyperobject-class-fields (obj)
- (class-slots (class-of obj)))
-
-(defun hyperobject-class-fmtstr-html-ref (obj)
- (slot-value (class-of obj) 'fmtstr-html-ref))
-
-(defun hyperobject-class-fmtstr-xml-ref (obj)
- (slot-value (class-of obj) 'fmtstr-xml-ref))
+ (subobjects (class-of obj)))
-(defun hyperobject-class-fmtstr-html-ref-labels (obj)
- (slot-value (class-of obj) 'fmtstr-html-ref-labels))
+(defun hyperobject-class-hyperlinks (obj)
+ (hyperlinks (class-of obj)))
-(defun hyperobject-class-fmtstr-xml-ref-labels (obj)
- (slot-value (class-of obj) 'fmtstr-xml-ref-labels))
+(defun hyperobject-class-slots (obj)
+ ;; cmucl/sbcl reverse class-slots
+ #+(or cmu sbcl) (reverse (class-slots (class-of obj)))
+ #-(or cmu sbcl) (class-slots (class-of obj)))