--- /dev/null
+(in-package :xdump)
+
+(defparameter *mode* (make-instance 'empire::xdump-mode :connection nil))
+
+(defvar *current-parser* nil)
+
+(defclass meta-table ()
+ ((name :accessor meta-name)
+ (type :accessor meta-type)
+ (flags :accessor meta-flags)
+ (len :accessor meta-len)
+ (table :accessor meta-table)))
+
+(defvar *meta-by-index* (make-array 30 :fill-pointer 0 :adjustable t))
+(defvar *meta-index* (make-array 5))
+(defvar *meta-meta* (make-array 5))
+
+(defclass xdump-parser ()
+ ((line-parser :accessor line-parser :initform nil)
+ (entry-buffer :accessor entry-buffer :initform (make-array 1 :fill-pointer 0 :adjustable t))
+ (entry-index :accessor entry-index :initform 0)
+ (finalizer :accessor finalizer :initform nil)))
+
+(defgeneric finish-table (xdump-parser number-of-records))
+(defgeneric parse-entry (xdump-parser line))
+(defgeneric parse-meta (xdump-parser name timestamp))
+(defgeneric parse-table (xdump-parser name timestamp))
+(defgeneric header-parser (xdump-parser line))
+(defgeneric parse-line (xdump-parser line))
+
+(defun meta-meta-finalizer (entry-buffer index)
+ (declare (ignorable index))
+ (loop
+ for i = 0 then (+ i 1)
+ for e across entry-buffer
+ do (let* ((slot-name (string-upcase (car e)))
+ (slot (find-symbol slot-name :xdump)))
+ (setf (aref *meta-index* i) slot)))
+ (loop for entry across entry-buffer
+ for i = 0 then (+ i 1)
+ do (let ((meta-meta (make-instance 'meta-table)))
+ (loop for slot across *meta-index*
+ for field in entry
+ do (setf (slot-value meta-meta slot) field))
+ (setf (aref *meta-meta* i) meta-meta))))
+
+(defun meta-finalizer (entry-buffer index)
+ t)
+
+(defmethod finish-table ((parser xdump-parser) number-of-records)
+ (if (not (equal number-of-records (length (entry-buffer parser))))
+ (error "Table row count mismatch"))
+ (with-slots (finalizer entry-buffer entry-index) parser
+ (funcall finalizer entry-buffer entry-index)))
+
+(defmethod parse-entry ((parser xdump-parser) line)
+ (if (char= #\/ (aref line 0))
+ (finish-table parser (parse-integer (subseq line 1)))
+ (let ((fields (mapcar #'read-from-string (cl-ppcre:split " " line))))
+ (with-slots (entry-buffer entry-index) parser
+ (vector-push-extend fields entry-buffer)
+ (incf entry-index)))))
+
+(defmethod parse-meta ((parser xdump-parser) name timestamp)
+ (with-slots (line-parser finalizer) parser
+ (setf line-parser #'parse-entry
+ finalizer (if (string= "meta" name)
+ #'meta-meta-finalizer
+ #'meta-finalizer))))
+
+(defmethod parse-table ((parser xdump-parser) name timestamp)
+ (setf (line-parser parser) #'parse-entry))
+
+(defmethod header-parser ((parser xdump-parser) line)
+ (multiple-value-bind (fullmatch groups)
+ (cl-ppcre:scan-to-strings "^XDUMP meta (.*) ([0-9]+)$" line)
+ (if fullmatch
+ ;; meta table
+ (let ((name (aref groups 0))
+ (timestamp (parse-integer (aref groups 1))))
+ (parse-meta parser name timestamp))
+ ;; table
+ (multiple-value-bind (fullmatch groups)
+ (cl-ppcre:scan-to-strings "^XDUMP (.*) ([0-9]+)$" line)
+ (declare (ignorable fullmatch))
+ (let ((name (aref groups 0))
+ (timestamp (parse-integer (aref groups 1))))
+ (parse-table parser name timestamp))))))
+
+(defmethod parse-line ((parser xdump-parser) line)
+ (with-slots (line-parser) parser
+ (funcall line-parser parser line)))
+
+(defun make-parser ()
+ (let ((parser (make-instance 'xdump-parser)))
+ (setf (line-parser parser) #'header-parser)
+ parser))
+
+(defun parse (stream)
+ (let ((parser (make-parser)))
+ (setf *current-parser* parser)
+ (loop for line = (read-line stream nil)
+ while line do (parse-line parser line))))
+
+(defun test-parse (filename)
+ (with-open-file (s filename)
+ (parse s)))
+
+(defun xd-test (input)
+ (loop for m in input
+ do (empire::handle-data *mode* m)))
+
+(defun t1 ()
+ (test-parse "xdump-meta-meta.txt"))