repos/HostStatus/HostStatus.cpp

// Host Status
//
// Douglas Thrift
//
// $Id$

#include "HostStatus.hpp"
#include "Host.hpp"

int main(int argc, char* argv[])
{
        HostStatus status;

        return 0;
}

HostStatus::HostStatus()
{
#ifndef __CYGWIN__
        sputenv("TZ=:America/Los_Angeles");
#else
        sputenv("TZ= PST8PDT");
#endif
        tzset();

        string method = sgetenv("REQUEST_METHOD");

        parse(method);
        mode();

        display(method);
}

void HostStatus::parse(const string& method)
{
        string query;

        if (method == "POST")
        {
                getline(cin, query);
        }
        else
        {
                query = sgetenv("QUERY_STRING");
        }

        if (query == "") return;

        istringstream input(query);

        do
        {
                string name, value;

                getline(input, name, '=');
                getline(input, value, '&');

                cgi.insert(pair<string, string>(name, value));
        }
        while (input.good());
}

void HostStatus::mode()
{
        multimap<string, string>::iterator itor = cgi.find("format");

        if (itor != cgi.end())
        {
                string format = itor->second;

                page = format != "t" ? true : false;
        }

        if (!page) return;

        host = false, name = false, address = false, platform = false, since =
                false;

        for (multimap<string, string>::iterator itor = cgi.find("mode"); itor !=
                cgi.upper_bound("mode") && itor != cgi.end(); itor++)
        {
                string mode = itor->second;

                for (string::iterator itor = mode.begin(); itor != mode.end(); itor++)
                {
                        char mode = *itor;

                        switch (mode)
                        {
                        case 'h':
                                if (!host) host = true;
                                break;
                        case 'n':
                                if (!name) name = true;
                                break;
                        case 'a':
                                if (!address) address = true;
                                break;
                        case 'p':
                                if (!platform) platform = true;
                                break;
                        case 's':
                                if (!since) since = true;
                                break;
                        default:
                                break;
                        }
                }
        }

        if (!host && !name && !address && !platform && !since) host = true, name =
                true, address = true, platform = true, since = true;
}

void HostStatus::display(const string& method)
{
        cout << "Content-Type: text/html\n\n";

        if (method == "POST") sunsetenv("HTTP_USER_AGENT");

        pstream hostupdate("./hostupdate.cgi");

        if (method == "POST")
        {
                for (multimap<string, string>::iterator itor = cgi.begin(); itor !=
                        cgi.end(); itor++)
                {
                        hostupdate << itor->first << '=' << itor->second << '&';
                }

                hostupdate << '\n' << flush;
        }

        hostupdate.ignore(26);

        list<Host> hosts;
        bool done = false;

        do
        {
                Host host;

                hostupdate >> host;

                hosts.push_back(host);

                switch (hostupdate.peek())
                {
                case 'h':
                case 'n':
                case 'a':
                case 'p':
                case 's':
                        break;
                default:
                        done = true;
                        break;
                }
        }
        while (!done && hostupdate.good());

        if (page) header(method);

        for (list<Host>::iterator itor = hosts.begin(); itor != hosts.end();
                itor++)
        {
                Host host = *itor;

                cout << host << flush;
        }

        if (page) footer();
}

void HostStatus::header(const string& method)
{
        cout << "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\"\n"
                << "\t\"http://www.w3.org/TR/REC-html40/strict.dtd\">\n"
                << "<html>\n"
                << "<head>\n"
                << "<link rel=\"StyleSheet\" href=\"../stylesheets/regular.css\" type="
                << "\"text/css\">\n"
                << "<title>Host Status</title>\n"
                << "</head>\n"
                << "<body>\n"
                << "<h1 id=\"title\" class=\"center\">Host Status</h1>\n"
                << "<form action=\"hoststatus.cgi\" method=\"POST\">\n"
                << "<table class=\"center\">\n"
                << "<tr>\n"
                << "<td>\n"
                << "<select name=\"host\" size=\"2\" multiple>\n";

        if (method != "POST") sputenv("QUERY_STRING=mode=h");

        pstream hostupdate("./hostupdate.cgi");

        if (method == "POST") hostupdate << "mode=h\n" << flush;

        hostupdate.ignore(26);

        list<Host> hosts;
        bool done = false;

        do
        {
                Host host;

                hostupdate >> host;

                hosts.push_back(host);

                switch (hostupdate.peek())
                {
                case 'h':
                        break;
                default:
                        done = true;
                        break;
                }
        }
        while (!done && hostupdate.good());

        for (list<Host>::iterator itor = hosts.begin(); itor != hosts.end();
                itor++)
        {
                Host host = *itor;

                cout << "<option>" << host.getHost() << "</option>\n";
        }

        cout << "</select>\n"
                << "</td>\n"
                << "<td>\n"
                << "<input type=\"checkbox\" name=\"mode\" value=\"h\">&nbsp;Host\n"
                << "<input type=\"checkbox\" name=\"mode\" value=\"n\">&nbsp;Name\n"
                << "<input type=\"checkbox\" name=\"mode\" value=\"a\">&nbsp;Address\n"
                << "<input type=\"checkbox\" name=\"mode\" value=\"p\">&nbsp;Platform"
                << "\n<input type=\"checkbox\" name=\"mode\" value=\"s\">&nbsp;Since\n"
                << "</td>\n"
                << "<td><input type=\"submit\" value=\"Status\"></td>\n"
                << "</tr>\n"
                << "</table>\n"
                << "</form>\n"
                << "<table class=\"center\">\n"
                << "<tr>\n";

        if (host) cout << "<th>Host</th>\n";
        if (name) cout << "<th>Name</th>\n";
        if (address) cout << "<th>Address</th>\n";
        if (platform) cout << "<th>Platform</th>\n";
        if (since) cout << "<th>Since</th>\n";

        cout << "</tr>\n";
}

void HostStatus::footer()
{
        cout << "</table>\n"
                << "</html>\n";
}
Revision:	43
Committed:	2003-11-16T20:17:51-08:00 (21 years, 7 months ago) by Douglas Thrift
File size:	4806 byte(s)
Log Message:	Maybe this will look better.
#	User	Rev	Content
1	Douglas Thrift	27	// Host Status
2			//
3			// Douglas Thrift
4			//
5			// $Id$
6
7			#include "HostStatus.hpp"
8	Douglas Thrift	31	#include "Host.hpp"
9	Douglas Thrift	27
10			int main(int argc, char* argv[])
11			{
12			HostStatus status;
13
14			return 0;
15			}
16
17			HostStatus::HostStatus()
18			{
19	Douglas Thrift	38	#ifndef __CYGWIN__
20	Douglas Thrift	32	sputenv("TZ=:America/Los_Angeles");
21	Douglas Thrift	38	#else
22			sputenv("TZ= PST8PDT");
23			#endif
24			tzset();
25	Douglas Thrift	32
26	Douglas Thrift	29	string method = sgetenv("REQUEST_METHOD");
27
28			parse(method);
29	Douglas Thrift	39	mode();
30	Douglas Thrift	29
31			display(method);
32	Douglas Thrift	27	}
33	Douglas Thrift	29
34			void HostStatus::parse(const string& method)
35			{
36			string query;
37
38			if (method == "POST")
39			{
40			getline(cin, query);
41			}
42			else
43			{
44			query = sgetenv("QUERY_STRING");
45			}
46
47			if (query == "") return;
48
49			istringstream input(query);
50
51			do
52			{
53			string name, value;
54
55			getline(input, name, '=');
56			getline(input, value, '&');
57
58			cgi.insert(pair<string, string>(name, value));
59			}
60			while (input.good());
61			}
62
63	Douglas Thrift	39	void HostStatus::mode()
64			{
65			multimap<string, string>::iterator itor = cgi.find("format");
66
67			if (itor != cgi.end())
68			{
69			string format = itor->second;
70
71			page = format != "t" ? true : false;
72			}
73
74			if (!page) return;
75
76			host = false, name = false, address = false, platform = false, since =
77			false;
78
79			for (multimap<string, string>::iterator itor = cgi.find("mode"); itor !=
80			cgi.upper_bound("mode") && itor != cgi.end(); itor++)
81			{
82			string mode = itor->second;
83
84			for (string::iterator itor = mode.begin(); itor != mode.end(); itor++)
85			{
86			char mode = *itor;
87
88			switch (mode)
89			{
90			case 'h':
91			if (!host) host = true;
92			break;
93			case 'n':
94			if (!name) name = true;
95			break;
96			case 'a':
97			if (!address) address = true;
98			break;
99			case 'p':
100			if (!platform) platform = true;
101			break;
102			case 's':
103			if (!since) since = true;
104			break;
105			default:
106			break;
107			}
108			}
109			}
110
111			if (!host && !name && !address && !platform && !since) host = true, name =
112			true, address = true, platform = true, since = true;
113			}
114
115	Douglas Thrift	29	void HostStatus::display(const string& method)
116			{
117			cout << "Content-Type: text/html\n\n";
118
119			if (method == "POST") sunsetenv("HTTP_USER_AGENT");
120
121			pstream hostupdate("./hostupdate.cgi");
122
123			if (method == "POST")
124			{
125			for (multimap<string, string>::iterator itor = cgi.begin(); itor !=
126			cgi.end(); itor++)
127			{
128			hostupdate << itor->first << '=' << itor->second << '&';
129			}
130
131	Douglas Thrift	30	hostupdate << '\n' << flush;
132	Douglas Thrift	29	}
133
134	Douglas Thrift	35	hostupdate.ignore(26);
135	Douglas Thrift	34
136			list<Host> hosts;
137			bool done = false;
138
139			do
140	Douglas Thrift	29	{
141	Douglas Thrift	34	Host host;
142	Douglas Thrift	29
143	Douglas Thrift	34	hostupdate >> host;
144	Douglas Thrift	29
145	Douglas Thrift	34	hosts.push_back(host);
146
147			switch (hostupdate.peek())
148			{
149			case 'h':
150			case 'n':
151			case 'a':
152			case 'p':
153			case 's':
154			break;
155			default:
156			done = true;
157			break;
158			}
159	Douglas Thrift	29	}
160	Douglas Thrift	34	while (!done && hostupdate.good());
161
162	Douglas Thrift	40	if (page) header(method);
163	Douglas Thrift	34
164	Douglas Thrift	40	for (list<Host>::iterator itor = hosts.begin(); itor != hosts.end();
165			itor++)
166	Douglas Thrift	34	{
167			Host host = *itor;
168
169			cout << host << flush;
170			}
171
172	Douglas Thrift	35	if (page) footer();
173	Douglas Thrift	29	}
174	Douglas Thrift	35
175	Douglas Thrift	40	void HostStatus::header(const string& method)
176	Douglas Thrift	35	{
177	Douglas Thrift	36	cout << "<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.0//EN\"\n"
178			<< "\t\"http://www.w3.org/TR/REC-html40/strict.dtd\">\n"
179			<< "<html>\n"
180	Douglas Thrift	35	<< "<head>\n"
181	Douglas Thrift	36	<< "<link rel=\"StyleSheet\" href=\"../stylesheets/regular.css\" type="
182			<< "\"text/css\">\n"
183	Douglas Thrift	35	<< "<title>Host Status</title>\n"
184			<< "</head>\n"
185			<< "<body>\n"
186			<< "<h1 id=\"title\" class=\"center\">Host Status</h1>\n"
187	Douglas Thrift	39	<< "<form action=\"hoststatus.cgi\" method=\"POST\">\n"
188	Douglas Thrift	42	<< "<table class=\"center\">\n"
189			<< "<tr>\n"
190	Douglas Thrift	43	<< "<td>\n"
191			<< "<select name=\"host\" size=\"2\" multiple>\n";
192	Douglas Thrift	40
193			if (method != "POST") sputenv("QUERY_STRING=mode=h");
194
195			pstream hostupdate("./hostupdate.cgi");
196
197			if (method == "POST") hostupdate << "mode=h\n" << flush;
198
199			hostupdate.ignore(26);
200
201			list<Host> hosts;
202			bool done = false;
203
204			do
205			{
206			Host host;
207
208			hostupdate >> host;
209
210			hosts.push_back(host);
211
212			switch (hostupdate.peek())
213			{
214			case 'h':
215			break;
216			default:
217			done = true;
218			break;
219			}
220			}
221			while (!done && hostupdate.good());
222
223			for (list<Host>::iterator itor = hosts.begin(); itor != hosts.end();
224			itor++)
225			{
226			Host host = *itor;
227
228			cout << "<option>" << host.getHost() << "</option>\n";
229			}
230
231	Douglas Thrift	43	cout << "</select>\n"
232			<< "</td>\n"
233			<< "<td>\n"
234			<< "<input type=\"checkbox\" name=\"mode\" value=\"h\"> Host\n"
235			<< "<input type=\"checkbox\" name=\"mode\" value=\"n\"> Name\n"
236	Douglas Thrift	40	<< "<input type=\"checkbox\" name=\"mode\" value=\"a\"> Address\n"
237			<< "<input type=\"checkbox\" name=\"mode\" value=\"p\"> Platform"
238	Douglas Thrift	42	<< "\n<input type=\"checkbox\" name=\"mode\" value=\"s\"> Since\n"
239			<< "</td>\n"
240			<< "<td><input type=\"submit\" value=\"Status\"></td>\n"
241			<< "</tr>\n"
242			<< "</table>\n"
243	Douglas Thrift	40	<< "</form>\n"
244	Douglas Thrift	39	<< "<table class=\"center\">\n"
245			<< "<tr>\n";
246
247			if (host) cout << "<th>Host</th>\n";
248			if (name) cout << "<th>Name</th>\n";
249			if (address) cout << "<th>Address</th>\n";
250			if (platform) cout << "<th>Platform</th>\n";
251			if (since) cout << "<th>Since</th>\n";
252
253			cout << "</tr>\n";
254	Douglas Thrift	35	}
255
256			void HostStatus::footer()
257			{
258			cout << "</table>\n"
259			<< "</html>\n";
260			}