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#include "TrainInfo.h" |
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#include "string_nocase.h" |
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#include "Util.h" |
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#include "Exceptions.h" |
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#include "Logger.h" |
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#include "HttpClient.h" |
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#include <vector> |
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#include <sstream> |
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#include <stdexcept> |
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using namespace std; |
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string ConvertUpdateInfo(char ch) |
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{ |
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string result; |
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switch( ch) |
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{ |
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case '1': |
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result = "< 3 min"; |
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break; |
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case '2': |
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result = "3 - 10 min"; |
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break; |
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case '3': |
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result = "> 10 min"; |
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break; |
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case '4': |
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result = "No info"; |
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break; |
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default: |
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result = "Unknown"; |
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} |
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return result; |
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} |
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inline string clean(string& str) |
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{ |
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using namespace Util; |
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str = str_replace(str, " ", " "); |
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return str_trim(str_characters(str_striptags(str))); |
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} |
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void CleanTrainInfo(TrainInfo& info) |
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{ |
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info.time = clean( info.time ); |
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info.type = clean( info.type ); |
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info.destination = clean( info.destination ); |
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info.origin = clean( info.origin ); |
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info.current = clean( info.current ); |
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info.status = clean( info.status ); |
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info.note = clean( info.note ); |
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} |
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vector<TrainInfo> GetTrainInfo(string stationcode, string stationname) |
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{ |
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vector<TrainInfo> result; |
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string url = string("http://www.bane.dk/visStation.asp?W=FJRN&S=") + stationcode + "&artikelId=4275&statnavn=" + stationname; |
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//string raw_doc = Util::readUrl(url, "/tmp/sms_tog.tmp" ); |
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string raw_doc; |
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try |
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{ |
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raw_doc = HttpClient::GetString(url); |
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} |
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catch (httpexception& e) |
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{ |
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Logger::logMessage(e.what()); |
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} |
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if (raw_doc == "") |
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{ |
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throw std::runtime_error("Connection timeout"); |
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} |
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raw_doc = Util::str_replace(raw_doc, "\"", "'"); |
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string_nocase html = raw_doc.c_str(); |
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unsigned int pos =0; |
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unsigned int ankomstpos = html.find("id='ankomsttabel'"); |
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while(1) |
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{ |
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//start with time |
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pos = html.find("<td class='tid'>", pos); |
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if (pos == string::npos) |
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break; |
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if (pos > ankomstpos) |
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break; |
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TrainInfo info; |
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int start = pos+16; |
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int stop = html.find("</td>", pos); |
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info.time = html.substr(start, stop-start).c_str(); |
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//update info |
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pos = html.find("<td class='opdater'>", pos); |
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pos += 54; |
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char update = html.at(pos); |
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info.update = ConvertUpdateInfo(update); |
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//type |
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pos = html.find( "<td class='togtype'>", pos); |
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start = pos + 20; |
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stop = html.find("</td>", pos); |
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info.type = html.substr(start, stop-start).c_str(); |
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//destination |
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pos = html.find( "<td class='til'>", pos); |
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start = pos + 16; |
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stop = html.find( "</td>", pos); |
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info.destination = html.substr(start, stop-start).c_str(); |
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//origin |
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pos = html.find( "<td class='visikke'>", pos); |
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start = pos + 20; |
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stop = html.find( "</td>", pos); |
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info.origin = html.substr(start, stop-start).c_str(); |
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//Current location |
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pos++; //since origin and current use the same search pattern, we must increase the position |
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//so we don't get origin twice. |
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pos = html.find( "<td class='visikke'>", pos); |
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start = pos + 20; |
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stop = html.find( "</td>", pos); |
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info.current = html.substr(start, stop-start).c_str(); |
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//status |
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pos = html.find( "<td class='status'>", pos); |
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start = pos + 19; |
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stop = html.find( "</td>", pos); |
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info.status = html.substr(start, stop-start).c_str(); |
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//note |
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pos = html.find( "<td class='bem'>", pos); |
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start = pos + 16; |
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stop = html.find( "</td>", pos); |
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info.note = html.substr(start, stop-start).c_str(); |
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CleanTrainInfo(info); |
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result.push_back(info); |
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} |
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return result; |
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} |