From a0719fb611507d8b9962b87c600855d8837fc266 Mon Sep 17 00:00:00 2001
From: Michael Krelin <hacker@klever.net>
Date: Sat, 05 Jan 2008 21:43:51 +0000
Subject: added htmltidy dependency

- added libtidy detection to configure
- added tidy flags to libopkele.pc.in
- added primitive wrapper classes
- added tidy exception class

Signed-off-by: Michael Krelin <hacker@klever.net>
---
diff --git a/configure.ac b/configure.ac
index 51bacd5..5772ead 100644
--- a/configure.ac
+++ b/configure.ac
@@ -114,6 +114,19 @@ AC_CHECK_HEADER([expat.h],[
  AC_MSG_ERROR([no required expat library. get one from http://expat.sourceforge.net/])
 ])
 
+AC_CHECK_HEADER([tidy.h],[
+ AC_CHECK_LIB([tidy],[tidyParseBuffer],[
+  TIDY_LIBS=-ltidy
+  TIDY_CFLAGS=
+  AC_SUBST([TIDY_LIBS])
+  AC_SUBST([TIDY_CFLAGS])
+ ],[
+  AC_MSG_ERROR([no required htmltidy library found. get one from http://tidy.sourceforge.nt/])
+ ])
+],[
+ AC_MSG_ERROR([no required htmltidy library found. get one from http://tidy.sourceforge.nt/])
+])
+
 if test -n "$PCRE_LIBS" -a -n "$PCRE_CFLAGS" ; then
  AC_SUBST([PCRE_CFLAGS])
  AC_SUBST([PCRE_LIBS])
diff --git a/include/Makefile.am b/include/Makefile.am
index 1076c12..51dcea1 100644
--- a/include/Makefile.am
+++ b/include/Makefile.am
@@ -16,6 +16,6 @@ nobase_include_HEADERS = \
 	opkele/tr1-mem.h
 EXTRA_DIST = \
 	opkele/data.h \
-	opkele/curl.h opkele/expat.h \
+	opkele/curl.h opkele/expat.h opkele/tidy.h \
 	opkele/util.h \
 	opkele/debug.h
diff --git a/include/opkele/exception.h b/include/opkele/exception.h
index c200a13..a8c3339 100644
--- a/include/opkele/exception.h
+++ b/include/opkele/exception.h
@@ -253,6 +253,17 @@ namespace opkele {
     };
 
     /**
+     * htmltidy related error occured
+     */
+    class exception_tidy : public exception {
+	public:
+	    int _rc;
+	    exception_tidy(OPKELE_E_PARS);
+	    exception_tidy(OPKELE_E_PARS,int r);
+	    ~exception_tidy() throw() { }
+    };
+
+    /**
      * exception thrown in case of failed discovery
      */
     class failed_discovery : public exception {
diff --git a/include/opkele/tidy.h b/include/opkele/tidy.h
new file mode 100644
index 0000000..888e7d4
--- a/dev/null
+++ b/include/opkele/tidy.h
@@ -0,0 +1,73 @@
+#ifndef __OPKELE_TIDY_H
+#define __OPKELE_TIDY_H
+
+#include <cassert>
+#include <tidy.h>
+#include <buffio.h>
+
+namespace opkele {
+    namespace util {
+
+	class tidy_buf_t {
+	    public:
+		TidyBuffer _x;
+
+		tidy_buf_t() { tidyBufInit(&_x); }
+		virtual ~tidy_buf_t() throw() {
+		    tidyBufFree(&_x); }
+
+		inline operator const TidyBuffer&(void) const { return _x; }
+		inline operator TidyBuffer&(void) { return _x; }
+
+		inline operator const char*(void) const { return (const char*)_x.bp; }
+		inline operator char*(void) { return (char*)_x.bp; }
+
+		inline const char *c_str() const {
+		    return (const char*)_x.bp; }
+		inline size_t size() const {
+		    return _x.size; }
+	};
+
+	class tidy_doc_t {
+	    public:
+		TidyDoc _x;
+
+		tidy_doc_t() : _x(0) { }
+		tidy_doc_t(TidyDoc x) : _x(x) { }
+		virtual ~tidy_doc_t() throw() {
+		    if(_x) tidyRelease(_x); }
+
+		tidy_doc_t& operator=(TidyDoc x) {
+		    if(_x) tidyRelease(_x);
+		    _x = x;
+		    return *this;
+		}
+
+		operator const TidyDoc(void) const { return _x; }
+		operator TidyDoc(void) { return _x; }
+
+		inline bool opt_set(TidyOptionId o,bool v) {
+		    assert(_x);
+		    return tidyOptSetBool(_x,o,v?yes:no); }
+		inline bool opt_set(TidyOptionId o,int v) {
+		    assert(_x);
+		    return tidyOptSetInt(_x,o,v); }
+
+		inline int parse_string(const string& s) {
+		    assert(_x);
+		    return tidyParseString(_x,s.c_str()); }
+		inline int clean_and_repair() {
+		    assert(_x);
+		    return tidyCleanAndRepair(_x); }
+		inline int save_buffer(TidyBuffer& ob) {
+		    assert(_x);
+		    return tidySaveBuffer(_x,&ob); }
+
+		static inline TidyDoc create() {
+		    return tidyCreate(); }
+	};
+
+    }
+}
+
+#endif /* __OPKELE_TIDY_H */
diff --git a/lib/exception.cc b/lib/exception.cc
index 0b775f7..e32594b 100644
--- a/lib/exception.cc
+++ b/lib/exception.cc
@@ -42,4 +42,10 @@ namespace opkele {
 	: exception_network(OPKELE_E_CONS_ w+" ["+curl_easy_strerror(e)+']'),
 	_error(e), _curl_string(curl_easy_strerror(e)) { }
 
+    exception_tidy::exception_tidy(OPKELE_E_PARS)
+	: exception(OPKELE_E_CONS), _rc(0) { }
+    exception_tidy::exception_tidy(OPKELE_E_PARS,int r)
+	: exception(OPKELE_E_CONS),
+	_rc(r) { }
+
 }
diff --git a/libopkele.pc.in b/libopkele.pc.in
index 0a95e96..011f2fe 100644
--- a/libopkele.pc.in
+++ b/libopkele.pc.in
@@ -7,5 +7,5 @@ Name: libopkele
 Description: C++ implementation of OpenID protocol
 Version: @VERSION@
 Requires: openssl libpcre @KONFORKA_KONFORKA@
-Cflags: -I${includedir} @LIBCURL_CPPFLAGS@ @PCRE_CFLAGS@ @EXPAT_CFLAGS@
-Libs: -L${libdir} -lopkele @LIBCURL@ @PCRE_LIBS@ @EXPAT_LIBS@
+Cflags: -I${includedir} @LIBCURL_CPPFLAGS@ @PCRE_CFLAGS@ @EXPAT_CFLAGS@ @TIDY_CFLAGS@
+Libs: -L${libdir} -lopkele @LIBCURL@ @PCRE_LIBS@ @EXPAT_LIBS@ @TIDY_LIBS@
--
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