From ddb83b1fb2d305e0c06fc067d82d6bab5458b0fd Mon Sep 17 00:00:00 2001 From: Matthias Benkard Date: Fri, 30 Oct 2009 20:52:07 +0100 Subject: Add third-party XML processing libraries. Ignore-this: 5ca28497555bf944858ca2f58bc8a62b darcs-hash:a0b0f9baa7c9b1259e755435db1fb17123630a6c --- third-party/s-xml/examples/counter.lisp | 47 ++++++++++++++++++++ third-party/s-xml/examples/echo.lisp | 64 +++++++++++++++++++++++++++ third-party/s-xml/examples/remove-markup.lisp | 21 +++++++++ third-party/s-xml/examples/tracer.lisp | 57 ++++++++++++++++++++++++ 4 files changed, 189 insertions(+) create mode 100644 third-party/s-xml/examples/counter.lisp create mode 100644 third-party/s-xml/examples/echo.lisp create mode 100644 third-party/s-xml/examples/remove-markup.lisp create mode 100644 third-party/s-xml/examples/tracer.lisp (limited to 'third-party/s-xml/examples') diff --git a/third-party/s-xml/examples/counter.lisp b/third-party/s-xml/examples/counter.lisp new file mode 100644 index 0000000..0154166 --- /dev/null +++ b/third-party/s-xml/examples/counter.lisp @@ -0,0 +1,47 @@ +;;;; -*- mode: lisp -*- +;;;; +;;;; $Id: counter.lisp,v 1.1 2008-02-15 13:54:57 scaekenberghe Exp $ +;;;; +;;;; A simple SSAX counter example that can be used as a performance test +;;;; +;;;; Copyright (C) 2004 Sven Van Caekenberghe, Beta Nine BVBA. +;;;; +;;;; You are granted the rights to distribute and use this software +;;;; as governed by the terms of the Lisp Lesser General Public License +;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL. + +(in-package :s-xml) + +(defclass count-xml-seed () + ((elements :initform 0) + (attributes :initform 0) + (characters :initform 0))) + +(defun count-xml-new-element-hook (name attributes seed) + (declare (ignore name)) + (incf (slot-value seed 'elements)) + (incf (slot-value seed 'attributes) (length attributes)) + seed) + +(defun count-xml-text-hook (string seed) + (incf (slot-value seed 'characters) (length string)) + seed) + +(defun count-xml (in) + "Parse a toplevel XML element from stream in, counting elements, attributes and characters" + (start-parse-xml in + (make-instance 'xml-parser-state + :seed (make-instance 'count-xml-seed) + :new-element-hook #'count-xml-new-element-hook + :text-hook #'count-xml-text-hook))) + +(defun count-xml-file (pathname) + "Parse XMl from the file at pathname, counting elements, attributes and characters" + (with-open-file (in pathname) + (let ((result (count-xml in))) + (with-slots (elements attributes characters) result + (format t + "~a contains ~d XML elements, ~d attributes and ~d characters.~%" + pathname elements attributes characters))))) + +;;;; eof diff --git a/third-party/s-xml/examples/echo.lisp b/third-party/s-xml/examples/echo.lisp new file mode 100644 index 0000000..84e7ea1 --- /dev/null +++ b/third-party/s-xml/examples/echo.lisp @@ -0,0 +1,64 @@ +;;;; -*- mode: lisp -*- +;;;; +;;;; $Id: echo.lisp,v 1.1 2008-02-15 13:54:57 scaekenberghe Exp $ +;;;; +;;;; A simple example as well as a useful tool: parse, echo and pretty print XML +;;;; +;;;; Copyright (C) 2002, 2004 Sven Van Caekenberghe, Beta Nine BVBA. +;;;; +;;;; You are granted the rights to distribute and use this software +;;;; as governed by the terms of the Lisp Lesser General Public License +;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL. + +(in-package :s-xml) + +(defun indent (stream count) + (loop :repeat (* count 2) :do (write-char #\space stream))) + +(defclass echo-xml-seed () + ((stream :initarg :stream) + (level :initarg :level :initform 0))) + +#+NIL +(defmethod print-object ((seed echo-xml-seed) stream) + (with-slots (stream level) seed + (print-unreadable-object (seed stream :type t) + (format stream "level=~d" level)))) + +(defun echo-xml-new-element-hook (name attributes seed) + (with-slots (stream level) seed + (indent stream level) + (format stream "<~a" name) + (dolist (attribute (reverse attributes)) + (format stream " ~a=\'" (car attribute)) + (print-string-xml (cdr attribute) stream) + (write-char #\' stream)) + (format stream ">~%") + (incf level) + seed)) + +(defun echo-xml-finish-element-hook (name attributes parent-seed seed) + (declare (ignore attributes parent-seed)) + (with-slots (stream level) seed + (decf level) + (indent stream level) + (format stream "~%" name) + seed)) + +(defun echo-xml-text-hook (string seed) + (with-slots (stream level) seed + (indent stream level) + (print-string-xml string stream) + (terpri stream) + seed)) + +(defun echo-xml (in out) + "Parse a toplevel XML element from stream in, echoing and pretty printing the result to stream out" + (start-parse-xml in + (make-instance 'xml-parser-state + :seed (make-instance 'echo-xml-seed :stream out) + :new-element-hook #'echo-xml-new-element-hook + :finish-element-hook #'echo-xml-finish-element-hook + :text-hook #'echo-xml-text-hook))) + +;;;; eof diff --git a/third-party/s-xml/examples/remove-markup.lisp b/third-party/s-xml/examples/remove-markup.lisp new file mode 100644 index 0000000..95c13b1 --- /dev/null +++ b/third-party/s-xml/examples/remove-markup.lisp @@ -0,0 +1,21 @@ +;;;; -*- mode: lisp -*- +;;;; +;;;; $Id: remove-markup.lisp,v 1.1 2008-02-15 13:54:57 scaekenberghe Exp $ +;;;; +;;;; Remove markup from an XML document using the SSAX interface +;;;; +;;;; Copyright (C) 2004 Sven Van Caekenberghe, Beta Nine BVBA. +;;;; +;;;; You are granted the rights to distribute and use this software +;;;; as governed by the terms of the Lisp Lesser General Public License +;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL. + +(in-package :s-xml) + +(defun remove-xml-markup (in) + (let* ((state (make-instance 'xml-parser-state + :text-hook #'(lambda (string seed) (cons string seed)))) + (result (start-parse-xml in state))) + (apply #'concatenate 'string (nreverse result)))) + +;;;; eof \ No newline at end of file diff --git a/third-party/s-xml/examples/tracer.lisp b/third-party/s-xml/examples/tracer.lisp new file mode 100644 index 0000000..44782f5 --- /dev/null +++ b/third-party/s-xml/examples/tracer.lisp @@ -0,0 +1,57 @@ +;;;; -*- mode: lisp -*- +;;;; +;;;; $Id: tracer.lisp,v 1.1 2008-02-15 13:54:57 scaekenberghe Exp $ +;;;; +;;;; A simple SSAX tracer example that can be used to understand how the hooks are called +;;;; +;;;; Copyright (C) 2004 Sven Van Caekenberghe, Beta Nine BVBA. +;;;; +;;;; You are granted the rights to distribute and use this software +;;;; as governed by the terms of the Lisp Lesser General Public License +;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL. + +(in-package :s-xml) + +(defun trace-xml-log (level msg &rest args) + (indent *standard-output* level) + (apply #'format *standard-output* msg args) + (terpri *standard-output*)) + +(defun trace-xml-new-element-hook (name attributes seed) + (let ((new-seed (cons (1+ (car seed)) (1+ (cdr seed))))) + (trace-xml-log (car seed) + "(new-element :name ~s :attributes ~:[()~;~:*~s~] :seed ~s) => ~s" + name attributes seed new-seed) + new-seed)) + +(defun trace-xml-finish-element-hook (name attributes parent-seed seed) + (let ((new-seed (cons (1- (car seed)) (1+ (cdr seed))))) + (trace-xml-log (car parent-seed) + "(finish-element :name ~s :attributes ~:[()~;~:*~s~] :parent-seed ~s :seed ~s) => ~s" + name attributes parent-seed seed new-seed) + new-seed)) + +(defun trace-xml-text-hook (string seed) + (let ((new-seed (cons (car seed) (1+ (cdr seed))))) + (trace-xml-log (car seed) + "(text :string ~s :seed ~s) => ~s" + string seed new-seed) + new-seed)) + +(defun trace-xml (in) + "Parse and trace a toplevel XML element from stream in" + (start-parse-xml in + (make-instance 'xml-parser-state + :seed (cons 0 0) + ;; seed car is xml element nesting level + ;; seed cdr is ever increasing from element to element + :new-element-hook #'trace-xml-new-element-hook + :finish-element-hook #'trace-xml-finish-element-hook + :text-hook #'trace-xml-text-hook))) + +(defun trace-xml-file (pathname) + "Parse and trace XMl from the file at pathname" + (with-open-file (in pathname) + (trace-xml in))) + +;;;; eof -- cgit v1.2.3