Megatest

(use sxml-modifications)
(use regex)
(use srfi-69)
(use regex-case)
(use posix)
(use json)
(use csv)
(use srfi-18)

(include "../megatest-fossil-hash.scm")

;; Read a non-compressed gnumeric file
(define (refdb:read-gnumeric-xml fname)
  (with-input-from-file fname
    (lambda ()

							  (hash-table-ref/default cols colname '()))))))))
	      cells)
    (let ((ref-colnums (map (lambda (c)
			      (list (cdr c)(car c)))
			    (hash-table->alist colnums))))
      (with-output-to-file (conc targdir "/" sheet-name ".dat")
	(lambda ()
	  (if (not (string-null? col0title))(print "[" col0title "]"))
	  (for-each (lambda (colname)
		      (print "[" colname "]")
		      (for-each (lambda (row)
				  (let ((key (car row))
					(val (cadr row)))
				    (if (string-search comment-rx key)
					(print val)
					(if (string-search blank-rx key)
					    (print)
					    (if (string-search " " key)
						(print "\"" key "\" " val)
						(print key " " val))))))
				(reverse (hash-table-ref cols colname)))
		      ;; (print)
		      )
		    (sort (hash-table-keys cols)(lambda (a b)
						  (let ((colnum-a (assoc a ref-colnums))
							(colnum-b (assoc b ref-colnums)))
						    (if (and colnum-a colnum-b)

(define (hash-table-reverse-lookup ht val)
  (hash-table-fold ht (lambda (k v res)(if (equal? v val) k res)) #f))

(define (read-dat fname)
  (let ((section-rx  (regexp "^\\[(.*)\\]\\s*$"))
	(comment-rx  (regexp "^#.*"))          ;; This means a cell name cannot start with #
	(quoted-cell-rx (regexp "^\"([^\"]*)\" (.*)$"))
	(cell-rx     (regexp "^(\\S+) (.*)$")) ;; One space only for the cellname content separator 
	(blank-rx    (regexp "^\\s*$"))
	(continue-rx (regexp ".*\\\\$"))
	(var-no-val-rx (regexp "^(\\S+)\\s*$"))
	(inp         (open-input-file fname))
	(cmnt-indx   (make-hash-table))
	(blnk-indx   (make-hash-table))

					  (cons (list (conc "#BLNK" curr-indx) section " ") res))))
	   (section-rx (x sname)  (begin
				    (if (not first-section)
					(set! first-section sname))
				    (loop (read-line inp) 
					  sname 
					  res)))
	   (quoted-cell-rx (x k v)(loop (read-line inp)
					section
					(cons (list k section v) res)))
	   (cell-rx   (x k v)     (loop (read-line inp)
					section
					(cons (list k section v) res)))
	   (var-no-val-rx (x k)   (loop (read-line inp)
					section
					(cons (list k section "") res)))
	   (else                  (begin
				    (print "ERROR: Unrecognised line in input file " fname ", ignoring it")
				    (loop (read-line inp) section res))))))))

(define (get-value-type val expressions)
  (cond 
   ((not val)            '(ValueType "60"))
   ((string->number val) '(ValueType "40"))
   ((equal? val "")      '(ValueType "60"))
   ((equal? (substring val 0 1) "=")
    (let ((exid (hash-table-ref/default expressions val #f)))
      (if exid 
	  (list 'ExprID exid)
	  (let* ((values  (hash-table-keys expressions)) ;; note, values are the id numbers

	(print)
	(print "Don't forget to remove the old files from your revision control system and add the new.")
	(exit)))
  (let* ((dbname  (pathname-strip-directory path))
	 (tmpf    (conc (create-temporary-file dbname) ".gnumeric")))
    (if (file-exists? (conc path "/sheet-names.cfg"))
	(refdb-export path tmpf))
    (let* ((pid (process-run "gnumeric" (list tmpf))))
      (let loop ((last-mod-time (current-seconds)))
	(let-values (((pid-code exit-status exit-signal)(process-wait pid #t)))
           (if (eq? pid-code 0) ;; still going
	       (if (file-exists? tmpf)
		   (let ((mod-time (file-modification-time tmpf)))
		     (if (> mod-time last-mod-time)
			 (begin
			   (print "saved data to " path)
			   (import-gnumeric-file tmpf path)))
		     (thread-sleep! 0.5)
		     (loop mod-time))
		   (begin
		     (thread-sleep! 0.5)
		     (loop last-mod-time))))))
      ;; all done
      (print "all done, writing new data to " path)
      (import-gnumeric-file tmpf path)
      (print "data written, exiting refdb edit."))))

;;======================================================================
;; This routine dispaches or executes most of the commands for refdb
;;======================================================================
;;
(define (process-action action-str . param)
  (let ((num-params (length param))