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/*
* Copyright (C) 2004-2012 Geometer Plus <contact@geometerplus.com>
*
* This program 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.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
#include <cstdlib>
#include <cctype>
#include <ZLibrary.h>
#include <ZLFile.h>
#include <ZLXMLReader.h>
#include "HtmlEntityCollection.h"
class CollectionReader : public ZLXMLReader {
public:
CollectionReader(std::map<std::string,int> &collection);
void startElementHandler(const char *tag, const char **attributes);
private:
std::map<std::string,int> &myCollection;
};
std::map<std::string,int> HtmlEntityCollection::ourCollection;
int HtmlEntityCollection::symbolNumber(const std::string &name) {
if (ourCollection.empty()) {
CollectionReader(ourCollection).readDocument(ZLFile(
ZLibrary::ApplicationDirectory() + ZLibrary::FileNameDelimiter +
"formats" + ZLibrary::FileNameDelimiter +
"html" + ZLibrary::FileNameDelimiter + "html.ent"
));
}
std::map<std::string,int>::const_iterator it = ourCollection.find(name);
return it == ourCollection.end() ? 0 : it->second;
}
CollectionReader::CollectionReader(std::map<std::string,int> &collection) : myCollection(collection) {
}
void CollectionReader::startElementHandler(const char *tag, const char **attributes) {
static const std::string ENTITY = "entity";
if (ENTITY == tag) {
for (int i = 0; i < 4; ++i) {
if (attributes[i] == 0) {
return;
}
}
static const std::string _name = "name";
static const std::string _number = "number";
if (_name == attributes[0] && _number == attributes[2]) {
myCollection[attributes[1]] = std::atoi(attributes[3]);
}
}
}
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