X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=mop.lisp;h=5a42585e302e4f2dcf47ec28667feeddd0a1599b;hb=76eab2690449f19f15b223399ed0f3738d5fac2e;hp=d1567ab5ac4254c6c9df828328f106355c348a48;hpb=a7f7ec44e3acd442817630a912b5a0c581e23538;p=hyperobject.git diff --git a/mop.lisp b/mop.lisp index d1567ab..5a42585 100644 --- a/mop.lisp +++ b/mop.lisp @@ -11,7 +11,7 @@ ;;;; in Text, HTML, and XML formats. This includes hyperlinking ;;;; capability and sub-objects. ;;;; -;;;; $Id: mop.lisp,v 1.11 2002/12/13 08:25:45 kevin Exp $ +;;;; $Id: mop.lisp,v 1.23 2003/03/29 07:17:47 kevin Exp $ ;;;; ;;;; This file is Copyright (c) 2000-2002 by Kevin M. Rosenberg ;;;; @@ -38,7 +38,7 @@ (version :initarg :version :initform nil :accessor version :documentation "Version number for class") - (sql-name :initarg :table-name :initform nil) + (sql-name :initarg :sql-name :initform nil) ;;; The remainder of these fields are calculated one time ;;; in finalize-inheritence. @@ -48,9 +48,14 @@ "List of fields that contain a list of subobjects objects.") (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) @@ -59,8 +64,8 @@ (views :type list :initform nil :initarg :views :accessor views :documentation "List of views") - (default-view :initform nil :initarg :default-view :accessor default-view - :documentation "The default view for a class") + (rules :type list :initform nil :initarg :rules :accessor rules + :documentation "List of rules") ) (:documentation "Metaclass for Markup Language classes.")) @@ -177,40 +182,47 @@ (t obj))) +(defun canonicalize-value-type (vt) + (typecase vt + (atom + (ensure-keyword vt)) + (cons + (cons (ensure-keyword (car vt)) (cdr vt))) + (t + t))) + (defmethod compute-effective-slot-definition :around ((cl hyperobject-class) #+(or allegro lispworks) name dsds) #+allergo (declare (ignore name)) (let* ((dsd (car dsds)) - (ho-type (intern-in-keyword (slot-value dsd 'type))) - (sql-type (ho-type-to-sql-type ho-type)) - (length (when (consp ho-type) (cadr ho-type)))) - #+allergo (declare (ignore name)) - (setf (slot-value dsd 'ho-type) ho-type) - (setf (slot-value dsd 'sql-type) sql-type) - (setf (slot-value dsd 'type) (ho-type-to-lisp-type ho-type)) - (let ((ia (compute-effective-slot-definition-initargs - cl #+lispworks name dsds))) - (apply - #'make-instance 'hyperobject-esd - :ho-type ho-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) - :index (slot-value dsd 'index) - ia)))) - -(defun ho-type-to-lisp-type (ho-type) - (when (consp ho-type) - (setq ho-type (car ho-type))) - (check-type ho-type symbol) - (case ho-type - ((or :string :cdata :varchar :char) + (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) + :index (slot-value dsd 'index) + :value-constraint (slot-value dsd 'value-constraint) + :null-allowed (slot-value dsd 'null-allowed) + ia))))) + +(defun value-type-to-lisp-type (value-type) + (case (if (atom value-type) + value-type + (car value-type)) + ((:string :cdata :varchar :char) 'string) (:character 'character) @@ -220,37 +232,35 @@ 'boolean) (:integer 'integer) - ((or :float :single-float) - 'single-float) - (:double-float - 'double-float) - (nil - t) - (otherwise - ho-type))) - -(defun ho-type-to-sql-type (ho-type) - (when (consp ho-type) - (setq ho-type (car ho-type))) - (check-type ho-type symbol) - (case ho-type - ((or :string :cdata) - 'string) - (:fixnum - 'integer) - (:boolean - 'boolean) - (:integer - 'integer) - ((or :float :single-float) + ((:float :single-float) 'single-float) (:double-float 'double-float) - (nil - t) (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 @@ -271,6 +281,30 @@ (setf (slot-value ,the-instance ,the-slot-name) (,reader ,@keys))))) + +(defparameter *queued-definitions-pathname* + (make-pathname :directory '(:absolute "tmp") + :name (format nil "hyperobject-def-~d" (get-universal-time)) + :type "lisp")) +(defparameter *queued-definitions-stream* nil) + +(defun add-definition (def) + (unless *queued-definitions-stream* + (setq *queued-definitions-stream* (open *queued-definitions-pathname* + :direction :output + :if-exists :supersede)) + (format *queued-definitions-stream* "(in-package #:hyperobject)~%")) + (format *queued-definitions-stream* "~A~%" def)) + +(defun process-queued-definitions () + (when *queued-definitions-stream* + (close *queued-definitions-stream*) + (compile-file *queued-definitions-pathname*) + (load (compile-file-pathname *queued-definitions-pathname*)) +;; (delete-file *queued-definitions-pathname*) +;; (delete-file (compile-file-pathname *queued-definitions-pathname*)) + (setq *queued-definitions-stream* nil))) + (defun finalize-subobjects (cl) "Process class subobjects slot" (setf (subobjects cl) @@ -287,9 +321,10 @@ nil (cdr subobj-def))))) (unless (eq (lookup subobject) t) - (eval `(def-lazy-reader ,(name-class subobject) - ,(name-slot subobject) ,(lookup subobject) - ,@(lookup-keys subobject)))) + (add-definition + `(def-lazy-reader ,(name-class subobject) + ,(name-slot subobject) ,(lookup subobject) + ,@(lookup-keys subobject)))) (push subobject subobjects)))) subobjects))) @@ -337,6 +372,7 @@ (finalize-views cl) (finalize-hyperlinks cl) (finalize-sql cl) + (finalize-rules cl) (finalize-documentation cl))