smsdaemon/plugins/TrainInfo.cpp


#include "TrainInfo.h"

#include "string_nocase.h"
#include "util.h"

#include <vector>
#include <sstream>

using namespace std;

string ConvertUpdateInfo(char ch)
{
        string result;
        switch( ch)
        {
                case '1':
                        result = "< 3 min";
                        break;
                case '2':
                        result = "3 - 10 min";
                        break;
                case '3':
                        result = "> 10 min";
                        break;
                case '4':
                        result = "No info";
                        break;
                default:
                        result = "Unknown";
        }
        return result;
}

inline string clean(string& str)
{
        using namespace Util;

        str = str_replace(str, "&nbsp;", " ");

        return str_trim(str_characters(str_striptags(str)));
}

void CleanTrainInfo(TrainInfo& info)
{
        info.time = clean( info.time );
        info.type = clean( info.type );
        info.destination = clean( info.destination );
        info.origin = clean( info.origin );
        info.current = clean( info.current );
        info.status = clean( info.status );
        info.note = clean( info.note );
}

vector<TrainInfo> GetTrainInfo(string stationcode, string stationname)
{
        vector<TrainInfo> result;

        string url = string("http://www.bane.dk/visStation.asp?W=FJRN&S=") + stationcode + "&artikelId=4275&statnavn=" + stationname;

        string raw_doc = Util::readUrl(url, "/tmp/sms_tog.tmp" );
        raw_doc = Util::str_replace(raw_doc, "\"", "'");

        string_nocase html = raw_doc.c_str();

        unsigned int pos =0;

        unsigned int ankomstpos = html.find("id='ankomsttabel'");

        while(1)
        {
                //start with time
                pos = html.find("<td class='tid'>", pos);

                if (pos == string::npos)
                        break;

                if (pos > ankomstpos)
                        break;

                TrainInfo info;

                int start = pos+16;
                int stop = html.find("</td>", pos);

                info.time = html.substr(start, stop-start).c_str();

                //update info
                pos = html.find("<td class='opdater'>", pos);
                pos += 54;
                char update = html.at(pos);
                info.update = ConvertUpdateInfo(update);

                //type
                pos = html.find( "<td class='togtype'>", pos);
                start = pos + 20;
                stop = html.find("</td>", pos);
                info.type = html.substr(start, stop-start).c_str();

                //destination
                pos = html.find( "<td class='til'>", pos);
                start = pos + 16;
                stop = html.find( "</td>", pos);
                info.destination = html.substr(start, stop-start).c_str();

                //origin
                pos = html.find( "<td class='visikke'>", pos);
                start = pos + 20;
                stop = html.find( "</td>", pos);
                info.origin = html.substr(start, stop-start).c_str();

                //Current location
        pos++; //since origin and current use the same search pattern, we must increase the position
                      //so we don't get origin twice.
                
                pos = html.find( "<td class='visikke'>", pos);
                start = pos + 20;
                stop = html.find( "</td>", pos);
                info.current = html.substr(start, stop-start).c_str();

                //status
                pos = html.find( "<td class='status'>", pos);
                start = pos + 19;
                stop = html.find( "</td>", pos);
                info.status = html.substr(start, stop-start).c_str();

                //note
                pos = html.find( "<td class='bem'>", pos);
                start = pos + 16;
                stop = html.find( "</td>", pos);
                info.note = html.substr(start, stop-start).c_str();

                CleanTrainInfo(info);

                result.push_back(info);
        }

        return result;
}
1	torben	44
2			#include "TrainInfo.h"
3
4			#include "string_nocase.h"
5			#include "util.h"
6
7			#include <vector>
8			#include <sstream>
9
10			using namespace std;
11
12			string ConvertUpdateInfo(char ch)
13			{
14			string result;
15			switch( ch)
16			{
17			case '1':
18			result = "< 3 min";
19			break;
20			case '2':
21			result = "3 - 10 min";
22			break;
23			case '3':
24			result = "> 10 min";
25			break;
26			case '4':
27			result = "No info";
28			break;
29			default:
30			result = "Unknown";
31			}
32			return result;
33			}
34
35			inline string clean(string& str)
36			{
37			using namespace Util;
38
39			str = str_replace(str, " ", " ");
40
41			return str_trim(str_characters(str_striptags(str)));
42			}
43
44			void CleanTrainInfo(TrainInfo& info)
45			{
46			info.time = clean( info.time );
47			info.type = clean( info.type );
48			info.destination = clean( info.destination );
49			info.origin = clean( info.origin );
50			info.current = clean( info.current );
51			info.status = clean( info.status );
52			info.note = clean( info.note );
53			}
54
55			vector<TrainInfo> GetTrainInfo(string stationcode, string stationname)
56			{
57			vector<TrainInfo> result;
58
59			string url = string("http://www.bane.dk/visStation.asp?W=FJRN&S=") + stationcode + "&artikelId=4275&statnavn=" + stationname;
60
61			string raw_doc = Util::readUrl(url, "/tmp/sms_tog.tmp" );
62			raw_doc = Util::str_replace(raw_doc, "\"", "'");
63
64			string_nocase html = raw_doc.c_str();
65
66	torben	64	unsigned int pos =0;
67	torben	44
68	torben	64	unsigned int ankomstpos = html.find("id='ankomsttabel'");
69
70	torben	44	while(1)
71			{
72			//start with time
73			pos = html.find("<td class='tid'>", pos);
74
75			if (pos == string::npos)
76			break;
77
78	torben	64	if (pos > ankomstpos)
79			break;
80
81	torben	44	TrainInfo info;
82
83			int start = pos+16;
84			int stop = html.find("</td>", pos);
85
86			info.time = html.substr(start, stop-start).c_str();
87
88			//update info
89			pos = html.find("<td class='opdater'>", pos);
90			pos += 54;
91			char update = html.at(pos);
92			info.update = ConvertUpdateInfo(update);
93
94			//type
95			pos = html.find( "<td class='togtype'>", pos);
96			start = pos + 20;
97			stop = html.find("</td>", pos);
98			info.type = html.substr(start, stop-start).c_str();
99
100			//destination
101			pos = html.find( "<td class='til'>", pos);
102			start = pos + 16;
103			stop = html.find( "</td>", pos);
104			info.destination = html.substr(start, stop-start).c_str();
105
106			//origin
107			pos = html.find( "<td class='visikke'>", pos);
108			start = pos + 20;
109			stop = html.find( "</td>", pos);
110			info.origin = html.substr(start, stop-start).c_str();
111
112			//Current location
113			pos++; //since origin and current use the same search pattern, we must increase the position
114			//so we don't get origin twice.
115
116			pos = html.find( "<td class='visikke'>", pos);
117			start = pos + 20;
118			stop = html.find( "</td>", pos);
119			info.current = html.substr(start, stop-start).c_str();
120
121			//status
122			pos = html.find( "<td class='status'>", pos);
123			start = pos + 19;
124			stop = html.find( "</td>", pos);
125			info.status = html.substr(start, stop-start).c_str();
126
127			//note
128			pos = html.find( "<td class='bem'>", pos);
129			start = pos + 16;
130			stop = html.find( "</td>", pos);
131			info.note = html.substr(start, stop-start).c_str();
132
133			CleanTrainInfo(info);
134
135			result.push_back(info);
136			}
137
138			return result;
139			}