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RawDataFile.cc
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RawDataFile.cc
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/*
* Copyright (C) 2008 xyzse
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
/**
* @file RawDataFile.cc
* @version 0.0.0
* @author zouxin ( [email protected] )
* @date 11/3/2008 0.0.0 created, by zouxin
*
* @modified on 3/6/2014, by zjs
*/
#include <iostream>
#include <fstream>
#include <string>
#include "RawDataFile.h"
#include "ThreadMutex.h"
/**
* write the web page into file
*/
ThreadMutex mutex_rawfile;
const int COUNT_THREAD = 100;
RawDataFile::RawDataFile()
{
}
RawDataFile::RawDataFile(string path)
{
out.open(path.c_str(),ios::out|ios::binary);
if(!out)
{
cerr<<"can not open file "<<path<<endl;
exit(-1);
}
}
RawDataFile::~RawDataFile()
{
out.close();
}
void RawDataFile::write( XPage &page)
{
//cout<<page.getBody()<<endl;
mutex_rawfile.lock();
out<<"version: 1.0"<<"\n";
out<<"url: "<<page.getUrl()<<"\n";
out<<"ip: "<<page.getTitle()<<"\n";
out<<"\n";
out<<page.getHeader();
out<<page.getBody();
out<<"\n";
mutex_rawfile.unlock();
}
void RawDataFile::doSearch(XPage &page)
{
//std::cout << "in the doSearch!!!" << std::endl;
mutex_rawfile.lock();
string body = page.getBody();
//std::cout << "gethead = \n" << page.getHeader() << std::endl;
//ofstream fout("./body");
//fout << "getbody = \n" << body << std::endl;
//fout.close();
string::size_type pos, ques_pos;
int cur_count;
while ((pos = body.find("class=\"count\"")) != string::npos)
{
cur_count = atoi(body.c_str() + pos + 14);
//out << "cur_count = " << cur_count << std::endl;
body[pos] = '\0';
string tmpbody(body.c_str());
body = body.substr(pos + 1);
if (cur_count < COUNT_THREAD)
{
//out << cur_count << " too small!\n";
continue;
}
if ((ques_pos = tmpbody.rfind("/question/")) == string::npos)
{
//out << "question not found!!! strange thing\n";
continue;
}
string question_tail = tmpbody.substr(ques_pos);
if ((ques_pos = question_tail.find("\"")) == string::npos)
{
//out << "\" not found!! strange thing\n";
continue;
}
string question = question_tail.substr(0, ques_pos);
out << "count = " << cur_count << ", url = www.zhihu.com" << question << std::endl;
out.flush();
}
mutex_rawfile.unlock();
//std::cout << "out the doSearch!!!" << std::endl;
}