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root/proj/trunk/Search/HttpHandler.cpp

Comparing trunk/Search/HttpHandler.cpp (file contents):
Revision 14 by douglas, 2002-12-07T00:19:03-08:00 vs.
Revision 18 by douglas, 2002-12-09T21:40:12-08:00

#	Line 57 | Line 57 | HttpHandler::HttpHandler()
57		#ifdef _WIN32
58		if (WSAStartup(MAKEWORD(2, 0), &data) != 0)
59		{
60	<	error(program + ": WSAStartup()");
60	>	error(program + ": WSAStartup");
61		exit(1);
62		}
63		#endif // _WIN32
64
65		begin = 0;
66	+	length = 0;
67	+	chunked = false;
68		}
69
70		HttpHandler::~HttpHandler()
#	Line 131 | Line 133 | bool HttpHandler::handle(URL &url, bool
133		delete [] port;
134		}
135
136	+	putline("Connection: close");
137		putline();
138
139	+	code response;
140	+	string line;
141	+
142	+	do
143	+	{
144	+	line = getline();
145	+
146	+	if (line.find("HTTP/") != 0)
147	+	{
148	+	return answer;
149	+	}
150	+
151	+	unsigned dot = line.find('.');
152	+	unsigned space = line.find(' ');
153	+
154	+	unsigned major = strtoul(line.substr(5, dot - 5).c_str(), 0, 0);
155	+	unsigned minor = strtoul(line.substr(dot + 1, space - dot - 1).c_str(), 0,
156	+	0);
157	+
158	+	if (major > 1 || minor < 1)
159	+	{
160	+	cerr << program << ": Potentially Incompatible Server: HTTP/" << major
161	+	<< "." << minor << "\n";
162	+
163	+	return answer;
164	+	}
165	+
166	+	response = code(strtoul(line.substr(space + 1).c_str(), 0, 0));
167	+
168	+	if (response < ok) do line = getline(); while (line != "");
169	+	}
170	+	while (response < ok);
171	+
172	+	do
173	+	{
174	+	line = getline();
175	+
176	+	if (line != "")
177	+	{
178	+	unsigned colon = line.find(':');
179	+
180	+	string field = line.substr(0, colon);
181	+	string value = line.substr(colon + 1);
182	+
183	+	while (isspace(value[0])) value.erase(0, 1);
184	+
185	+	//                      if (field =
186	+	}
187	+	}
188	+	while (line != "");
189	+
190	+	switch (response)
191	+	{
192	+	case ok:
193	+	if (debug) cerr << "response = " << response << "\n";
194	+	answer = true;
195	+	break;
196	+	case choices:
197	+	case moved:
198	+	case found:
199	+	if (debug) cerr << "response = " << response << "\n"
200	+	<< "location = " << location << "\n";
201	+	location = getLink(location, url);
202	+	break;
203	+	case notfound:
204	+	case internal:
205	+	if (debug) cerr << "response = " << response << "\n";
206	+	break;
207	+	default:
208	+	if (debug) cerr << "response = " << response << "\n";
209	+	if (response <= 299)
210	+	{
211	+	answer = true;
212	+	}
213	+	else if (response <= 399)
214	+	{
215	+	location = getLink(location, url);
216	+	}
217	+	break;
218	+	}
219	+
220		return answer;
221		}
222
#	Line 178 | Line 262 | bool HttpHandler::good()
262
263		void HttpHandler::clear()
264		{
265	+	closesocket(http);
266	+
267	+	type = "";
268	+	length = 0;
269	+	location = "";
270		begin = 0;
271		page = "";
272	+	chunked = false;
273		}
274
275		void HttpHandler::putline(const string line)
#	Line 192 | Line 282 | void HttpHandler::putline(const string l
282		}
283		}
284
285	<	void HttpHandler::error(const string prefix, bool host)
285	>	string HttpHandler::getline()
286	>	{
287	>	string line;
288	>	char byte;
289	>
290	>	do
291	>	{
292	>	if (recv(http, &byte, 1, 0) == SOCKET_ERROR)
293	>	{
294	>	error(program + ": Recv");
295	>	}
296	>
297	>	if (byte != '\r' && byte != '\n')
298	>	{
299	>	line += byte;
300	>	}
301	>	}
302	>	while (byte != '\n');
303	>
304	>	return line;
305	>	}
306	>
307	>	void HttpHandler::error(const string& prefix, bool host)
308		{
309		#ifdef _WIN32
310		string error;

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