62 |
|
} |
63 |
|
#endif // _WIN32 |
64 |
|
|
65 |
– |
begin = 0; |
65 |
|
length = 0; |
66 |
|
chunked = false; |
67 |
|
} |
75 |
|
#endif // _WIN32 |
76 |
|
} |
77 |
|
|
78 |
< |
bool HttpHandler::handle(URL &url, bool head) |
78 |
> |
bool HttpHandler::handle(URL &url, const string referer, bool head) |
79 |
|
{ |
80 |
|
bool answer = false; |
81 |
|
|
132 |
|
delete [] port; |
133 |
|
} |
134 |
|
|
135 |
+ |
if (referer != "") |
136 |
+ |
{ |
137 |
+ |
putline("Referer: " + referer); |
138 |
+ |
} |
139 |
+ |
|
140 |
|
putline("Connection: close"); |
141 |
|
putline(); |
142 |
|
|
155 |
|
unsigned dot = line.find('.'); |
156 |
|
unsigned space = line.find(' '); |
157 |
|
|
158 |
< |
unsigned major = strtoul(line.substr(5, dot - 5).c_str(), 0, 0); |
159 |
< |
unsigned minor = strtoul(line.substr(dot + 1, space - dot - 1).c_str(), 0, |
160 |
< |
0); |
158 |
> |
unsigned major = strtoul(line.substr(5, dot - 5).c_str(), 0, 10); |
159 |
> |
unsigned minor = strtoul(line.substr(dot + 1, space - dot - 1).c_str(), |
160 |
> |
0, 10); |
161 |
|
|
162 |
< |
if (major > 1 || minor < 1) |
162 |
> |
if (major > 1) |
163 |
|
{ |
164 |
< |
cerr << program << ": Potentially Incompatible Server: HTTP/" << major |
165 |
< |
<< "." << minor << "\n"; |
164 |
> |
cerr << program << ": Potentially Incompatible Server: HTTP/" << |
165 |
> |
major << "." << minor << "\n"; |
166 |
|
|
167 |
|
return answer; |
168 |
|
} |
169 |
|
|
170 |
< |
response = code(strtoul(line.substr(space + 1).c_str(), 0, 0)); |
170 |
> |
response = code(strtoul(line.substr(space + 1).c_str(), 0, 10)); |
171 |
|
|
172 |
|
if (response < ok) do line = getline(); while (line != ""); |
173 |
|
} |
186 |
|
|
187 |
|
while (isspace(value[0])) value.erase(0, 1); |
188 |
|
|
189 |
< |
// if (field = |
189 |
> |
if (field == "Content-Type") |
190 |
> |
{ |
191 |
> |
type = value; |
192 |
> |
} |
193 |
> |
else if (field == "Content-Length") |
194 |
> |
{ |
195 |
> |
length = strtoul(value.c_str(), 0, 10); |
196 |
> |
} |
197 |
> |
else if (field == "Location") |
198 |
> |
{ |
199 |
> |
location = value; |
200 |
> |
} |
201 |
> |
else if (field == "Transfer-Encoding") |
202 |
> |
{ |
203 |
> |
chunked = value == "chunked"; |
204 |
> |
} |
205 |
|
} |
206 |
|
} |
207 |
|
while (line != ""); |
236 |
|
break; |
237 |
|
} |
238 |
|
|
239 |
+ |
if (!head && answer) populate(); |
240 |
+ |
|
241 |
|
return answer; |
242 |
|
} |
243 |
|
|
244 |
|
HttpHandler& HttpHandler::getline(string& line, char endline) |
245 |
|
{ |
246 |
< |
int end = page.find(endline, begin); |
247 |
< |
int newline = page.find('\n', begin); |
246 |
> |
unsigned end = page.find(endline); |
247 |
> |
unsigned newline = page.find('\n'); |
248 |
|
|
249 |
|
if (newline < end || end == string::npos) |
250 |
|
{ |
251 |
|
end = newline; |
252 |
|
} |
253 |
|
|
254 |
< |
line = page.substr(begin, end - begin); |
255 |
< |
|
235 |
< |
if (end == string::npos) |
236 |
< |
{ |
237 |
< |
begin = end; |
238 |
< |
} |
239 |
< |
else |
240 |
< |
{ |
241 |
< |
begin = end + 1; |
242 |
< |
} |
254 |
> |
line = page.substr(0, end); |
255 |
> |
page.erase(0, (end == string::npos ? end : end + 1)); |
256 |
|
|
257 |
|
return *this; |
258 |
|
} |
259 |
|
|
247 |
– |
bool HttpHandler::good() |
248 |
– |
{ |
249 |
– |
bool answer = true; |
250 |
– |
|
251 |
– |
if (begin >= page.length()) |
252 |
– |
{ |
253 |
– |
answer = false; |
254 |
– |
} |
255 |
– |
else if (begin == string::npos) |
256 |
– |
{ |
257 |
– |
answer = false; |
258 |
– |
} |
259 |
– |
|
260 |
– |
return answer; |
261 |
– |
} |
262 |
– |
|
260 |
|
void HttpHandler::clear() |
261 |
|
{ |
262 |
|
closesocket(http); |
264 |
|
type = ""; |
265 |
|
length = 0; |
266 |
|
location = ""; |
270 |
– |
begin = 0; |
267 |
|
page = ""; |
268 |
|
chunked = false; |
269 |
|
} |
270 |
|
|
271 |
+ |
void HttpHandler::populate() |
272 |
+ |
{ |
273 |
+ |
if (!chunked) |
274 |
+ |
{ |
275 |
+ |
unsigned left = length; |
276 |
+ |
|
277 |
+ |
while (left > 0) |
278 |
+ |
{ |
279 |
+ |
memset(buffer, 0, BUFSIZ + 1); |
280 |
+ |
|
281 |
+ |
unsigned bytes = left > BUFSIZ ? BUFSIZ : left; |
282 |
+ |
unsigned received; |
283 |
+ |
|
284 |
+ |
if ((received = recv(http, buffer, bytes, 0)) == SOCKET_ERROR) |
285 |
+ |
{ |
286 |
+ |
error(program + ": Recv"); |
287 |
+ |
exit(1); |
288 |
+ |
} |
289 |
+ |
else if (received != bytes) |
290 |
+ |
{ |
291 |
+ |
left -= received; |
292 |
+ |
page += buffer; |
293 |
+ |
|
294 |
+ |
memset(buffer, 0, BUFSIZ + 1); |
295 |
+ |
|
296 |
+ |
bytes -= received; |
297 |
+ |
if (recv(http, buffer, bytes, 0) == SOCKET_ERROR) |
298 |
+ |
{ |
299 |
+ |
error(program + ": Recv"); |
300 |
+ |
exit(1); |
301 |
+ |
} |
302 |
+ |
} |
303 |
+ |
|
304 |
+ |
page += buffer; |
305 |
+ |
left -= bytes; |
306 |
+ |
} |
307 |
+ |
} |
308 |
+ |
else |
309 |
+ |
{ |
310 |
+ |
unsigned chunk; |
311 |
+ |
|
312 |
+ |
do |
313 |
+ |
{ |
314 |
+ |
chunk = strtoul(getline().c_str(), 0, 16); |
315 |
+ |
|
316 |
+ |
unsigned left = chunk; |
317 |
+ |
|
318 |
+ |
while (left > 0) |
319 |
+ |
{ |
320 |
+ |
memset(buffer, 0, BUFSIZ + 1); |
321 |
+ |
|
322 |
+ |
unsigned bytes = left > BUFSIZ ? BUFSIZ : left; |
323 |
+ |
unsigned received; |
324 |
+ |
|
325 |
+ |
if ((received = recv(http, buffer, bytes, 0)) == SOCKET_ERROR) |
326 |
+ |
{ |
327 |
+ |
error(program + ": Recv"); |
328 |
+ |
exit(1); |
329 |
+ |
} |
330 |
+ |
else if (received != bytes) |
331 |
+ |
{ |
332 |
+ |
left -= received; |
333 |
+ |
page += buffer; |
334 |
+ |
|
335 |
+ |
memset(buffer, 0, BUFSIZ + 1); |
336 |
+ |
|
337 |
+ |
bytes -= received; |
338 |
+ |
if (recv(http, buffer, bytes, 0) == SOCKET_ERROR) |
339 |
+ |
{ |
340 |
+ |
error(program + ": Recv"); |
341 |
+ |
exit(1); |
342 |
+ |
} |
343 |
+ |
} |
344 |
+ |
|
345 |
+ |
page += buffer; |
346 |
+ |
left -= bytes; |
347 |
+ |
} |
348 |
+ |
|
349 |
+ |
getline(); |
350 |
+ |
length += chunk; |
351 |
+ |
} |
352 |
+ |
while (chunk > 0); |
353 |
+ |
} |
354 |
+ |
|
355 |
+ |
for (unsigned index = 0; index < page.length(); index++) |
356 |
+ |
{ |
357 |
+ |
if (page[index] == '\r' && (index + 1 < page.length()) ? page[index + |
358 |
+ |
1] == '\n' : false) |
359 |
+ |
{ |
360 |
+ |
page.erase(index, 1); |
361 |
+ |
} |
362 |
+ |
else if (page[index] == '\r') |
363 |
+ |
{ |
364 |
+ |
page[index] = '\n'; |
365 |
+ |
} |
366 |
+ |
} |
367 |
+ |
} |
368 |
+ |
|
369 |
|
void HttpHandler::putline(const string line) |
370 |
|
{ |
371 |
|
sprintf(buffer, "%s\r\n", line.c_str()); |