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-rw-r--r--server/src/Makefile.am2
-rw-r--r--server/src/macro_parser.cc145
-rw-r--r--server/src/macro_parser.h20
-rw-r--r--server/src/sax_parser.cc125
-rw-r--r--server/src/sax_parser.h50
-rw-r--r--server/src/server.cc9
-rw-r--r--server/src/xmlparser.cc79
-rw-r--r--server/src/xmlparser.h17
8 files changed, 271 insertions, 176 deletions
diff --git a/server/src/Makefile.am b/server/src/Makefile.am
index f145250..f06cbb9 100644
--- a/server/src/Makefile.am
+++ b/server/src/Makefile.am
@@ -15,6 +15,7 @@ pracrod_SOURCES = \
log.cc \
macro_parser.cc \
resumeparser.cc \
+ sax_parser.cc \
server.cc \
tcpsocket.cc \
tostring.cc \
@@ -32,6 +33,7 @@ EXTRA_DIST = \
macro.h \
macro_parser.h \
resumeparser.h \
+ sax_parser.h \
server.h \
tcpsocket.h \
tostring.h \
diff --git a/server/src/macro_parser.cc b/server/src/macro_parser.cc
index aba7fda..84572d3 100644
--- a/server/src/macro_parser.cc
+++ b/server/src/macro_parser.cc
@@ -37,47 +37,41 @@
#include <stdio.h>
#include <string.h>
-#include <expat.h>
-#include <string>
-#include <map>
-
-class MacroParser {
-public:
- Macro *macro;
- std::vector< Widget* > stack;
- bool done;
-};
-
-static void start_hndl(void *p, const char *el, const char **attr)
+MacroParser::MacroParser(std::string name, Macro &macro)
{
- MacroParser *parser = (MacroParser*)XML_GetUserData(p);
-
- // printf("Start tag [%s]\n", el);
+ this->macro = &macro;
- // Convert to comfy C++ values...
- std::string name = el;
- std::map< std::string, std::string > attributes;
-
- while(*attr) {
- std::string at_name = *attr;
- attr++;
- std::string at_value = *attr;
- attr++;
+ std::string macrofile = std::string(XML) + "/" + name + ".xml";
+ fd = open(macrofile.c_str(), O_RDONLY);
- attributes.insert(make_pair(at_name, at_value));
+ if(fd == -1) {
+ printf("Cannot open file \"%s\"...", macrofile.c_str());
+ printf("failed!\n");
+ return;
}
+}
- // Do something reasonable with them...
+MacroParser::~MacroParser()
+{
+ if(fd != -1) close(fd);
+}
- if(name == "include") {
+int MacroParser::readData(char *data, size_t size)
+{
+ return read(fd, data, size);
+}
+void MacroParser::startTag(std::string name, std::map< std::string, std::string> attributes)
+{
+ if(name == "include") {
Macro inc;
- parse_macro(attributes["name"], inc);
+ MacroParser parser(attributes["name"], inc);
+ parser.parse();
WidgetList::iterator w = inc.widgets.front().widgets.begin();
while(w != inc.widgets.front().widgets.end()) {
- parser->stack.back()->widgets.push_back(*w);
+ stack.back()->widgets.push_back(*w);
w++;
}
@@ -86,9 +80,9 @@ static void start_hndl(void *p, const char *el, const char **attr)
if(name == "macro") {
- parser->macro->name = attributes["name"];
- parser->macro->version = attributes["version"];
- parser->macro->format = attributes["resume"];
+ macro->name = attributes["name"];
+ macro->version = attributes["version"];
+ macro->format = attributes["resume"];
return; // Don't do further parsing of this tag.
}
@@ -110,14 +104,14 @@ static void start_hndl(void *p, const char *el, const char **attr)
Widget macrolist;
Widget *wp;
- if(parser->stack.size() > 0) {// We only pushback the child if there is a parent.
- parser->stack.back()->widgets.push_back(macrolist);
- wp = &parser->stack.back()->widgets.back();
+ if(stack.size() > 0) {// We only pushback the child if there is a parent.
+ stack.back()->widgets.push_back(macrolist);
+ wp = &stack.back()->widgets.back();
} else {
- parser->macro->widgets.push_back(macrolist);
- wp = &parser->macro->widgets.back();
+ macro->widgets.push_back(macrolist);
+ wp = &macro->widgets.back();
}
- parser->stack.push_back(wp);
+ stack.push_back(wp);
wp->type = "listbox";
wp->properties["name"] = attributes["name"];
@@ -187,82 +181,25 @@ static void start_hndl(void *p, const char *el, const char **attr)
Widget *wp;
- if(parser->stack.size() > 0) {// We only pushback the child if there is a parent.
- parser->stack.back()->widgets.push_back(widget);
- wp = &parser->stack.back()->widgets.back();
+ if(stack.size() > 0) {// We only pushback the child if there is a parent.
+ stack.back()->widgets.push_back(widget);
+ wp = &stack.back()->widgets.back();
} else {
- parser->macro->widgets.push_back(widget);
- wp = &parser->macro->widgets.back();
+ macro->widgets.push_back(widget);
+ wp = &macro->widgets.back();
}
- parser->stack.push_back(wp);
+ stack.push_back(wp);
std::map< std::string, std::string >::iterator i = attributes.begin();
while(i != attributes.end()) {
- // WidgetProperty prop;
- // prop.name = i->first;
- // prop.value = i->second;
- // wp->properties.push_back(prop);
wp->properties[i->first] = i->second;
i++;
}
}
-static void end_hndl(void *p, const char *el)
-{
- MacroParser *parser = (MacroParser*)XML_GetUserData(p);
-
- // printf("End tag [%s]\n", el);
-
- if(std::string("include") != el) parser->stack.pop_back();
-
- if(!strcmp(el, "macro")) parser->done = true;
-}
-
-void parse_macro(std::string name, Macro &macro)
+void MacroParser::endTag(std::string name)
{
-
- XML_Parser p = XML_ParserCreate(NULL);
- if (! p) {
- fprintf(stderr, "Couldn't allocate memory for parser\n");
- // throw Exception(...);
- return;
- }
-
- MacroParser parser;
- parser.macro = &macro;
- parser.done = false;
-
- XML_SetUserData(p, &parser);
- XML_UseParserAsHandlerArg(p);
- XML_SetElementHandler(p, start_hndl, end_hndl);
-
- std::string macrofile = std::string(XML) + "/" + name + ".xml";
- int fd = open(macrofile.c_str(), O_RDONLY);
-
- if(fd == -1) {
- printf("Cannot open file \"%s\"...", macrofile.c_str());
- printf("failed!\n");
- return;
- }
-
- while(!parser.done) {
- char buf[32];
- int len;
-
- memset(buf, 0, sizeof(buf));
- len = read(fd, buf, sizeof(buf) - 1);
-
- parser.done = len == 0;
-
- if (! XML_Parse(p, buf, len, parser.done)) {
- fprintf(stderr, "Parse error at line %d:\n%s\n",
- XML_GetCurrentLineNumber(p),
- XML_ErrorString(XML_GetErrorCode(p)));
- // throw Exception(...);
- return;
- }
- }
-
- // printf("%d requests\n", transaction.requests.size());
+ if(name != "include") stack.pop_back();
+ // if(!strcmp(el, "macro")) done = true;
}
diff --git a/server/src/macro_parser.h b/server/src/macro_parser.h
index 9f701d4..248e586 100644
--- a/server/src/macro_parser.h
+++ b/server/src/macro_parser.h
@@ -29,8 +29,26 @@
#include <string>
+#include "sax_parser.h"
#include "macro.h"
-void parse_macro(std::string name, Macro &macro);
+class MacroParser : public SAXParser {
+public:
+ MacroParser(std::string name, Macro &macro);
+ ~MacroParser();
+
+ void startTag(std::string name, std::map< std::string, std::string> attributes);
+ void endTag(std::string name);
+
+protected:
+ int readData(char *data, size_t size);
+
+private:
+ Macro *macro;
+ std::vector< Widget* > stack;
+ bool done;
+
+ int fd;
+};
#endif/*__PRACRO_MACRO_PARSER_H__*/
diff --git a/server/src/sax_parser.cc b/server/src/sax_parser.cc
new file mode 100644
index 0000000..dd0a7a3
--- /dev/null
+++ b/server/src/sax_parser.cc
@@ -0,0 +1,125 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * sax_parser.cc
+ *
+ * Mon Mar 24 14:40:15 CET 2008
+ * Copyright 2008 Bent Bisballe Nyeng, Lars Bisballe Jensen and Peter Skaarup
+ * deva@aasimon.org, elsenator@gmail.com and piparum@piparum.dk
+ ****************************************************************************/
+
+/*
+ * This file is part of Pracro.
+ *
+ * Pracro is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Pracro is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Pracro; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+#include "sax_parser.h"
+
+static void start_hndl(void *p, const char *el, const char **attr)
+{
+ SAXParser *parser = (SAXParser*)XML_GetUserData(p);
+
+ // Convert to comfy C++ values...
+ std::string name = el;
+ std::map< std::string, std::string > attributes;
+
+ while(*attr) {
+ std::string at_name = *attr;
+ attr++;
+ std::string at_value = *attr;
+ attr++;
+
+ attributes.insert(make_pair(at_name, at_value));
+ }
+
+ parser->startTag(name, attributes);
+}
+
+static void end_hndl(void *p, const char *el)
+{
+ SAXParser *parser = (SAXParser*)XML_GetUserData(p);
+ std::string name = el;
+ parser->endTag(name);
+}
+
+
+SAXParser::SAXParser()
+{
+ p = XML_ParserCreate(NULL);
+ if(!p) {
+ fprintf(stderr, "Couldn't allocate memory for parser\n");
+ // throw Exception(...);
+ return;
+ }
+
+ XML_SetUserData(p, this);
+ XML_UseParserAsHandlerArg(p);
+ XML_SetElementHandler(p, start_hndl, end_hndl);
+}
+
+int SAXParser::parse()
+{
+ char buf[32];
+ int len;
+
+ do {
+ len = readData(buf, sizeof(buf) - 1);
+ if (! XML_Parse(p, buf, len, len == 0)) {
+ fprintf(stderr, "Parse error at line %d:\n%s\n",
+ XML_GetCurrentLineNumber(p),
+ XML_ErrorString(XML_GetErrorCode(p)));
+ return -1;
+ }
+
+ memset(buf, 0, sizeof(buf));
+ } while(len);
+
+ return 0;
+}
+
+#ifdef TEST_SAXPARSER
+/**
+ * Compile with: g++ -DTEST_SAXPARSER sax_parser.cc -lexpat -otext_saxparser
+ * Run with: ./test_saxparser [xmlfile]
+ */
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+
+class MyParser :public SAXParser {
+public:
+ MyParser(char *file) {
+ fd = open(file, O_RDONLY);
+ }
+
+ int readData(char *data, size_t size) {
+ return read(fd, data, size);
+ }
+
+ void startTag(std::string name, std::map< std::string, std::string> attributes)
+ {
+ printf("<%s>\n", name.c_str());
+ }
+
+private:
+ int fd;
+};
+
+int main(int argc, char *argv[]) {
+ if(argc < 2) return 1;
+ MyParser parser(argv[1]);
+ parser.parse();
+}
+
+#endif/*TEST_SAXPARSER*/
diff --git a/server/src/sax_parser.h b/server/src/sax_parser.h
new file mode 100644
index 0000000..b6b48ba
--- /dev/null
+++ b/server/src/sax_parser.h
@@ -0,0 +1,50 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/***************************************************************************
+ * sax_parser.h
+ *
+ * Mon Mar 24 14:40:15 CET 2008
+ * Copyright 2008 Bent Bisballe Nyeng, Lars Bisballe Jensen and Peter Skaarup
+ * deva@aasimon.org, elsenator@gmail.com and piparum@piparum.dk
+ ****************************************************************************/
+
+/*
+ * This file is part of Pracro.
+ *
+ * Pracro is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Pracro is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Pracro; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+#ifndef __PRACRO_SAX_PARSER_H__
+#define __PRACRO_SAX_PARSER_H__
+
+#include <string>
+#include <map>
+#include <expat.h>
+
+class SAXParser {
+public:
+ SAXParser();
+
+ int parse();
+
+ virtual void startTag(std::string name, std::map< std::string, std::string> attributes) {}
+ virtual void endTag(std::string name) {}
+
+protected:
+ virtual int readData(char *data, size_t size) { return 0; }
+
+private:
+ XML_Parser p;
+};
+
+#endif/*__PRACRO_SAX_PARSER_H__*/
diff --git a/server/src/server.cc b/server/src/server.cc
index 2a4c882..930a6e7 100644
--- a/server/src/server.cc
+++ b/server/src/server.cc
@@ -81,7 +81,8 @@ static void connection(TCPSocket &socket)
printf("Got connection...\n");
Transaction transaction;
- parse(socket, transaction);
+ XMLParser parser(socket, transaction);
+ parser.parse();
socket.write("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
socket.write("<pracro version=\"1.0\">\n");
@@ -94,7 +95,8 @@ static void connection(TCPSocket &socket)
printf("Handling request for \"%s\"...", request.macro.c_str());
Macro macro;
- parse_macro(request.macro, macro);
+ MacroParser parser(request.macro, macro);
+ parser.parse();
socket.write(" <macro version=\"" + macro.version + "\" name=\""
+ macro.name + "\" resume=\"" + macro.format + "\">\n");
@@ -122,7 +124,8 @@ static void connection(TCPSocket &socket)
db.post(transaction.user, transaction.cpr, now, commit);
Macro macro;
- parse_macro(commit.macro, macro);
+ MacroParser parser(commit.macro, macro);
+ parser.parse();
std::string resume = resume_parser(macro.format.c_str(), commit);
diff --git a/server/src/xmlparser.cc b/server/src/xmlparser.cc
index 6ef7338..71bb753 100644
--- a/server/src/xmlparser.cc
+++ b/server/src/xmlparser.cc
@@ -35,33 +35,8 @@
static bool done = false;
-static void start_hndl(void *p, const char *el, const char **attr)
+void XMLParser::startTag(std::string name, std::map< std::string, std::string> attributes)
{
- Transaction *transaction = (Transaction*)XML_GetUserData(p);
-
- // printf("Start tag [%s]\n", el);
-
- // Convert to comfy C++ values...
- std::string name = el;
- std::map< std::string, std::string > attributes;
-
- while(*attr) {
- std::string at_name = *attr;
- attr++;
- std::string at_value = *attr;
- attr++;
-
- attributes.insert(make_pair(at_name, at_value));
- }
- /*
- std::map< std::string, std::string >::iterator i = attributes.begin();
- while(i != attributes.end()) {
- printf("%s=%s\n", i->first.c_str(), i->second.c_str());
- i++;
- }
- */
-
- // Do something reasonable with them...
if(name == "pracro") {
transaction->user = attributes["user"];
transaction->cpr = attributes["cpr"];
@@ -82,54 +57,24 @@ static void start_hndl(void *p, const char *el, const char **attr)
}
if(name == "field") {
- // Field f;
- // f.name = attributes["name"];
- // f.value = attributes["value"];
- // transaction->commits.back().fields.push_back(f);
transaction->commits.back().fields[attributes["name"]] = attributes["value"];
- // printf("[%s]=[%s]\n", f.name.c_str(), f.value.c_str());
}
-
}
-static void end_hndl(void *p, const char *el)
+void XMLParser::endTag(std::string name)
{
- // printf("End tag [%s]\n", el);
- if(!strcmp(el, "pracro")) done = true;
+ if(name == "pracro") done = true;
}
-void parse(TCPSocket &socket, Transaction &transaction)
+int XMLParser::readData(char *data, size_t size)
{
+ if(done) return 0;
+ return socket->read(data, size);
+}
- XML_Parser p = XML_ParserCreate(NULL);
- if (! p) {
- fprintf(stderr, "Couldn't allocate memory for parser\n");
- // throw Exception(...);
- return;
- }
-
- XML_SetUserData(p, &transaction);
- XML_UseParserAsHandlerArg(p);
- XML_SetElementHandler(p, start_hndl, end_hndl);
-
- while(!done) {
- char buf[32];
- int len;
-
- memset(buf, 0, sizeof(buf));
- len = socket.read(buf, sizeof(buf) - 1);
-
- done = len == 0;
-
- if (! XML_Parse(p, buf, len, done)) {
- fprintf(stderr, "Parse error at line %d:\n%s\n",
- XML_GetCurrentLineNumber(p),
- XML_ErrorString(XML_GetErrorCode(p)));
- // throw Exception(...);
- return;
- }
- }
-
- // printf("%d requests\n", transaction.requests.size());
-
+XMLParser::XMLParser(TCPSocket &socket, Transaction &transaction)
+{
+ this->transaction = &transaction;
+ this->socket = &socket;
+ done = false;
}
diff --git a/server/src/xmlparser.h b/server/src/xmlparser.h
index 8e6b7aa..30e6767 100644
--- a/server/src/xmlparser.h
+++ b/server/src/xmlparser.h
@@ -27,9 +27,24 @@
#ifndef __PRACRO_XMLPARSER_H__
#define __PRACRO_XMLPARSER_H__
+#include "sax_parser.h"
#include "tcpsocket.h"
#include "transaction.h"
-void parse(TCPSocket &socket, Transaction &transaction);
+class XMLParser : public SAXParser {
+public:
+ XMLParser(TCPSocket &socket, Transaction &transaction);
+
+ void startTag(std::string name, std::map< std::string, std::string> attributes);
+ void endTag(std::string name);
+
+protected:
+ int readData(char *data, size_t size);
+
+private:
+ Transaction *transaction;
+ TCPSocket *socket;
+ bool done;
+};
#endif/*__PRACRO_XMLPARSER_H__*/
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