base-table))
(class-name class)))))
-(defgeneric ordered-class-direct-slots (class))
-(defmethod ordered-class-direct-slots ((self standard-db-class))
- (let ((direct-slot-names
- (mapcar #'slot-definition-name (class-direct-slots self)))
- (ordered-direct-class-slots '()))
- (dolist (slot (ordered-class-slots self))
- (let ((slot-name (slot-definition-name slot)))
- (when (find slot-name direct-slot-names)
- (push slot ordered-direct-class-slots))))
- (nreverse ordered-direct-class-slots)))
-
(defmethod initialize-instance :around ((class standard-db-class)
&rest all-keys
&key direct-superclasses base-table
(remove-keyword-arg all-keys :direct-superclasses)))
(call-next-method)))
(register-metaclass class (nth (1+ (position :direct-slots all-keys))
- all-keys)))
+ all-keys))
+ class)
(defun get-keywords (keys list)
(setf (key-slots class) (remove-if-not (lambda (slot)
(eql (slot-value slot 'db-kind)
:key))
- (if (normalizedp class)
- (ordered-class-direct-slots class)
- (ordered-class-slots class))))))
+ (slots-for-possibly-normalized-class class)))))
#+(or sbcl allegro)
(defmethod finalize-inheritance :after ((class standard-db-class))
(setf (key-slots class) (remove-if-not (lambda (slot)
(eql (slot-value slot 'db-kind)
:key))
- (if (normalizedp class)
- (ordered-class-direct-slots class)
- (ordered-class-slots class)))))
+ (slots-for-possibly-normalized-class class))))
;; return the deepest view-class ancestor for a given view class
(defun compute-column-name (arg)
(database-identifier arg nil))
+(defun %convert-db-info-to-hash (slot-def)
+ ;; I wonder if this slot option and the previous could be merged,
+ ;; so that :base and :key remain keyword options, but :db-kind
+ ;; :join becomes :db-kind (:join <db info .... >)?
+ (setf (slot-value slot-def 'db-info)
+ (when (slot-boundp slot-def 'db-info)
+ (let ((info (view-class-slot-db-info slot-def)))
+ (etypecase info
+ (hash-table info)
+ (atom info)
+ (list
+ (cond ((and (> (length info) 1)
+ (atom (car info)))
+ (parse-db-info info))
+ ((and (= 1 (length info))
+ (listp (car info)))
+ (parse-db-info (car info)))
+ (t info))))))))
+
(defmethod initialize-instance :after
((obj view-class-direct-slot-definition)
&key &allow-other-keys)
- (setf (view-class-slot-column obj) (compute-column-name obj)))
+ (setf (view-class-slot-column obj) (compute-column-name obj)
+ (view-class-slot-autoincrement-sequence obj)
+ (dequote
+ (view-class-slot-autoincrement-sequence obj)))
+ (%convert-db-info-to-hash obj))
(defmethod compute-effective-slot-definition ((class standard-db-class)
#+kmr-normal-cesd slot-name
;; :db-kind slot value defaults to :base (store slot value in
;; database)
(safe-copy-value db-kind :base)
- (safe-copy-value db-constraints))
-
- ;; I wonder if this slot option and the previous could be merged,
- ;; so that :base and :key remain keyword options, but :db-kind
- ;; :join becomes :db-kind (:join <db info .... >)?
-
- (setf (slot-value esd 'db-info)
- (when (slot-boundp dsd 'db-info)
- (let ((dsd-info (view-class-slot-db-info dsd)))
- (cond
- ((atom dsd-info)
- dsd-info)
- ((and (listp dsd-info) (> (length dsd-info) 1)
- (atom (car dsd-info)))
- (parse-db-info dsd-info))
- ((and (listp dsd-info) (= 1 (length dsd-info))
- (listp (car dsd-info)))
- (parse-db-info (car dsd-info)))))))
+ (safe-copy-value db-constraints)
+ (safe-copy-value db-info)
+ (%convert-db-info-to-hash esd))
(setf (specified-type esd)
(delistify-dsd (specified-type dsd)))
(defun slotdef-for-slot-with-class (slot class)
(typecase slot
(standard-slot-definition slot)
- (symbol
- (find-if #'(lambda (d) (eql slot (slot-definition-name d)))
- (class-slots class)))))
+ (symbol (find-slot-by-name class slot))))
#+ignore
(eval-when (:compile-toplevel :load-toplevel :execute)
&optional database find-class-p)
"the majority of this function is in expressions.lisp
this is here to make loading be less painful (try-recompiles) in SBCL"
+ (declare (ignore find-class-p))
(database-identifier (view-table name) database))
(defmethod database-identifier ((name view-class-slot-definition-mixin)
&optional database find-class-p)
+ (declare (ignore find-class-p))
(database-identifier
(if (slot-boundp name 'column)
(delistify-dsd (view-class-slot-column name))
(and (setf cls (ignore-errors (find-class name)))
(typep cls 'standard-db-class)
cls))
+
+(defun slots-for-possibly-normalized-class (class)
+ "Get the slots for this class, if normalized this is only the direct slots
+ otherwiese its all the slots"
+ (if (normalizedp class)
+ (ordered-class-direct-slots class)
+ (ordered-class-slots class)))
+
+
+(defun key-slot-p (slot-def)
+ "takes a slot def and returns whether or not it is a key"
+ (eql :key (view-class-slot-db-kind slot-def)))
+
+(defun join-slot-p (slot-def)
+ "takes a slot def and returns whether or not it is a join slot"
+ (eql :join (view-class-slot-db-kind slot-def)))
+
+(defun join-slot-info-value (slot-def key)
+ "Get the join-slot db-info value associated with a key"
+ (when (join-slot-p slot-def)
+ (let ((dbi (view-class-slot-db-info slot-def)))
+ (when dbi (gethash key dbi)))))
+
+(defun join-slot-retrieval-method (slot-def)
+ "if this is a join slot return the retrieval param in the db-info"
+ (join-slot-info-value slot-def :retrieval))
+
+(defun join-slot-class-name (slot-def)
+ "get the join class name for a given join slot"
+ (join-slot-info-value slot-def :join-class))
+
+(defun join-slot-class (slot-def)
+ "Get the join class for a given join slot"
+ (let ((c (join-slot-class-name slot-def)))
+ (when c (find-class c))))
+
+(defun key-or-base-slot-p (slot-def)
+ "takes a slot def and returns whether or not it is a key"
+ (member (view-class-slot-db-kind slot-def) '(:key :base)))
+
+(defun direct-normalized-slot-p (class slot-name)
+ "Is this a normalized class and if so is the slot one of our direct slots?"
+ (setf slot-name (to-slot-name slot-name))
+ (and (typep class 'standard-db-class)
+ (normalizedp class)
+ (member slot-name (ordered-class-direct-slots class)
+ :key #'slot-definition-name)))
+
+(defun not-direct-normalized-slot-p (class slot-name)
+ "Is this a normalized class and if so is the slot not one of our direct slots?"
+ (setf slot-name (to-slot-name slot-name))
+ (and (typep class 'standard-db-class)
+ (normalizedp class)
+ (not (member slot-name (ordered-class-direct-slots class)
+ :key #'slot-definition-name))))
+
+(defun slot-has-default-p (slot)
+ "returns nil if the slot does not have a default constraint"
+ (let* ((constraints
+ (when (typep slot '(or view-class-direct-slot-definition
+ view-class-effective-slot-definition))
+ (listify (view-class-slot-db-constraints slot)))))
+ (member :default constraints)))
+