;;;; Author: Kevin M. Rosenberg
;;;; Date Started: Apr 2000
;;;;
-;;;; $Id: sql-classes.lisp,v 1.34 2003/05/03 20:12:08 kevin Exp $
+;;;; $Id: sql-classes.lisp,v 1.40 2003/05/03 20:33:16 kevin Exp $
;;;;
;;;; This file, part of UMLisp, is
;;;; Copyright (c) 2000-2002 by Kevin M. Rosenberg, M.D.
(defun current-srl! (srl)
(setq *current-srl* srl))
-
(defmacro with-umlisp-query ((table fields srl where-name where-value
&key (lrlname "KCUILRL") distinct single
order like)
&body body)
- (let ((query (gensym)))
+ (if single
+ `(unless (and ,where-name (not ,where-value))
+ (let ((tuple (car (umlisp-query ,table ,fields ,srl ,where-name ,where-value
+ :lrlname ,lrlname :single ,single
+ :distinct ,distinct :order ,order :like ,like))))
+ (when tuple
+ (destructuring-bind ,fields tuple
+ ,@body))))
`(unless (and ,where-name (not ,where-value))
- (let ((,query (umlisp-query ,table ,fields ,srl ,where-name ,where-value
- :lrlname ,lrlname :single ,single :distinct ,distinct
- :order ,order :like ,like)))
- (if ,single
- (let ((tuple (car ,query)))
- (when tuple
- (destructuring-bind ,fields tuple
- ,@body)))
- (loop
- for tuple in ,query collect
- (destructuring-bind ,fields tuple
- ,@body)))))))
+ (loop for tuple in
+ (umlisp-query ,table ,fields ,srl ,where-name ,where-value
+ :lrlname ,lrlname :single ,single :distinct ,distinct :order ,order :like ,like)
+ collect (destructuring-bind ,fields tuple
+ ,@body)))))
(defmacro umlisp-query (table fields srl where-name where-value
&key (lrlname "KCUILRL") single distinct order like)
&key (lrlname "KCUILRL") single distinct order like)
(let* ((%%fields (format nil "select ~A~{~:@(~A~)~^,~} from ~:@(~A~)"
(if distinct "distinct " "") fields table))
- (%%order (if order (format nil " order by ~{~:@(~A~) ~(~A~)~^,~}" order) "")))
+ (%%order (if order (format nil " order by ~{~:@(~A~) ~(~A~)~^,~}" order) ""))
+ (%%lrl (format nil " and ~:@(~A~) <= ~~D" lrlname)))
`(concatenate
'string
,%%fields
(if ,where-name
- (format nil
- (if (stringp ,where-value)
- (if ,like
- " where ~A like '%~A%'"
- " where ~A='~A'")
- " where ~A=~A")
+ (format nil (if (stringp ,where-value)
+ (if ,like " where ~A like '%~A%'" " where ~A='~A'")
+ " where ~A=~A")
,where-name ,where-value)
"")
- (if ,srl (format nil " and ~:@(~A~) <= ~D" ,lrlname ,srl) "")
- ,%%order
- (if ,single " limit 1" ""))))
+ (if ,srl (format nil ,%%lrl ,srl) "")
+ ,@(when %%order (list %%order))
+ ,@(when single (" limit 1")))))
(defun query-string (table fields &optional srl where-name where-value
&key (lrlname "KCUILRL") single distinct order like)
(when srl
(string-append ls (format nil " and KCUILRL <= ~d" srl)))
(string-append ls " limit 1")
- (awhen (car (mutex-sql-query ls))
- (destructuring-bind (kpfstr kcuilrl) it
- (make-instance 'ucon :cui cui :pfstr kpfstr
- :lrl (ensure-integer kcuilrl)))))))
+ (let ((tuple (car (mutex-sql-query ls))))
+ (destructuring-bind (kpfstr kcuilrl) tuple
+ (make-instance 'ucon :cui cui :pfstr kpfstr
+ :lrl (ensure-integer kcuilrl)))))))
(defun find-ucon-cui-sans-pfstr (cui &key (srl *current-srl*))
"Find ucon for a cui"