Commit | Line | Data |
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460b9539 | 1 | /* |
2 | * This file is part of DisOrder. | |
8f9616f1 | 3 | * Copyright (C) 2004-2008 Richard Kettlewell |
460b9539 | 4 | * |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
18 | * USA | |
19 | */ | |
20 | ||
21 | #include <config.h> | |
22 | #include "types.h" | |
23 | ||
24 | #include <stdio.h> | |
25 | #include <errno.h> | |
26 | #include <sys/types.h> | |
27 | #include <sys/socket.h> | |
28 | #include <stddef.h> | |
29 | #include <stdlib.h> | |
30 | #include <time.h> | |
31 | #include <unistd.h> | |
32 | #include <string.h> | |
33 | #include <sys/wait.h> | |
34 | #include <pcre.h> | |
35 | #include <assert.h> | |
36 | ||
37 | #include "client.h" | |
38 | #include "mem.h" | |
39 | #include "vector.h" | |
40 | #include "sink.h" | |
9faa7a88 | 41 | #include "server-cgi.h" |
460b9539 | 42 | #include "log.h" |
43 | #include "configuration.h" | |
44 | #include "table.h" | |
45 | #include "queue.h" | |
46 | #include "plugin.h" | |
47 | #include "split.h" | |
460b9539 | 48 | #include "wstat.h" |
49 | #include "kvp.h" | |
50 | #include "syscalls.h" | |
51 | #include "printf.h" | |
52 | #include "regsub.h" | |
53 | #include "defs.h" | |
54 | #include "trackname.h" | |
61507e3c | 55 | #include "charset.h" |
938d8157 | 56 | #include "dcgi.h" |
36bde473 | 57 | #include "url.h" |
58 | #include "mime.h" | |
bb6ae3fb | 59 | #include "sendmail.h" |
f902253a | 60 | #include "base64.h" |
460b9539 | 61 | |
fdf98378 | 62 | char *login_cookie; |
63 | ||
460b9539 | 64 | static void expand(cgi_sink *output, |
65 | const char *template, | |
66 | dcgi_state *ds); | |
67 | static void expandstring(cgi_sink *output, | |
68 | const char *string, | |
69 | dcgi_state *ds); | |
70 | ||
71 | struct entry { | |
72 | const char *path; | |
73 | const char *sort; | |
74 | const char *display; | |
75 | }; | |
76 | ||
f902253a RK |
77 | static const char nonce_base64_table[] = |
78 | "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-/*"; | |
79 | ||
460b9539 | 80 | static const char *nonce(void) { |
f902253a RK |
81 | static uint32_t count; |
82 | ||
83 | struct ndata { | |
84 | uint16_t count; | |
85 | uint16_t pid; | |
86 | uint32_t when; | |
87 | } nd; | |
88 | ||
89 | nd.count = count++; | |
90 | nd.pid = (uint32_t)getpid(); | |
91 | nd.when = (uint32_t)time(0); | |
92 | return generic_to_base64((void *)&nd, sizeof nd, | |
93 | nonce_base64_table); | |
460b9539 | 94 | } |
95 | ||
96 | static int compare_entry(const void *a, const void *b) { | |
97 | const struct entry *ea = a, *eb = b; | |
98 | ||
99 | return compare_tracks(ea->sort, eb->sort, | |
100 | ea->display, eb->display, | |
101 | ea->path, eb->path); | |
102 | } | |
103 | ||
104 | static const char *front_url(void) { | |
105 | char *url; | |
106 | const char *mgmt; | |
107 | ||
108 | /* preserve management interface visibility */ | |
109 | if((mgmt = cgi_get("mgmt")) && !strcmp(mgmt, "true")) { | |
110 | byte_xasprintf(&url, "%s?mgmt=true", config->url); | |
111 | return url; | |
112 | } | |
113 | return config->url; | |
114 | } | |
115 | ||
7f66f58b | 116 | static void header_cookie(struct sink *output) { |
fdf98378 | 117 | struct dynstr d[1]; |
36bde473 | 118 | struct url u; |
fdf98378 | 119 | |
36bde473 | 120 | memset(&u, 0, sizeof u); |
121 | dynstr_init(d); | |
122 | parse_url(config->url, &u); | |
fdf98378 | 123 | if(login_cookie) { |
36bde473 | 124 | dynstr_append_string(d, "disorder="); |
82c01b31 | 125 | dynstr_append_string(d, login_cookie); |
36bde473 | 126 | } else { |
7f66f58b | 127 | /* Force browser to discard cookie */ |
36bde473 | 128 | dynstr_append_string(d, "disorder=none;Max-Age=0"); |
129 | } | |
130 | if(u.path) { | |
131 | /* The default domain matches the request host, so we need not override | |
132 | * that. But the default path only goes up to the rightmost /, which would | |
133 | * cause the browser to expose the cookie to other CGI programs on the same | |
134 | * web server. */ | |
82c01b31 | 135 | dynstr_append_string(d, ";Version=1;Path="); |
06819653 | 136 | /* Formally we are supposed to quote the path, since it invariably has a |
137 | * slash in it. However Safari does not parse quoted paths correctly, so | |
138 | * this won't work. Fortunately nothing else seems to care about proper | |
139 | * quoting of paths, so in practice we get with it. (See also | |
140 | * parse_cookie() where we are liberal about cookie paths on the way back | |
141 | * in.) */ | |
82c01b31 | 142 | dynstr_append_string(d, u.path); |
36bde473 | 143 | } |
144 | dynstr_terminate(d); | |
145 | cgi_header(output, "Set-Cookie", d->vec); | |
7f66f58b | 146 | } |
147 | ||
148 | static void redirect(struct sink *output) { | |
149 | const char *back; | |
150 | ||
151 | back = cgi_get("back"); | |
152 | cgi_header(output, "Location", back && *back ? back : front_url()); | |
153 | header_cookie(output); | |
154 | cgi_body(output); | |
fdf98378 | 155 | } |
156 | ||
157 | static void expand_template(dcgi_state *ds, cgi_sink *output, | |
158 | const char *action) { | |
159 | cgi_header(output->sink, "Content-Type", "text/html"); | |
7f66f58b | 160 | header_cookie(output->sink); |
fdf98378 | 161 | cgi_body(output->sink); |
162 | expand(output, action, ds); | |
163 | } | |
164 | ||
460b9539 | 165 | /* actions ********************************************************************/ |
166 | ||
167 | static void act_disable(cgi_sink *output, | |
168 | dcgi_state *ds) { | |
169 | if(ds->g->client) | |
170 | disorder_disable(ds->g->client); | |
171 | redirect(output->sink); | |
172 | } | |
173 | ||
174 | static void act_enable(cgi_sink *output, | |
175 | dcgi_state *ds) { | |
176 | if(ds->g->client) | |
177 | disorder_enable(ds->g->client); | |
178 | redirect(output->sink); | |
179 | } | |
180 | ||
181 | static void act_random_disable(cgi_sink *output, | |
182 | dcgi_state *ds) { | |
183 | if(ds->g->client) | |
184 | disorder_random_disable(ds->g->client); | |
185 | redirect(output->sink); | |
186 | } | |
187 | ||
188 | static void act_random_enable(cgi_sink *output, | |
189 | dcgi_state *ds) { | |
190 | if(ds->g->client) | |
191 | disorder_random_enable(ds->g->client); | |
192 | redirect(output->sink); | |
193 | } | |
194 | ||
195 | static void act_remove(cgi_sink *output, | |
196 | dcgi_state *ds) { | |
197 | const char *id; | |
198 | ||
199 | if(!(id = cgi_get("id"))) fatal(0, "missing id argument"); | |
200 | if(ds->g->client) | |
201 | disorder_remove(ds->g->client, id); | |
202 | redirect(output->sink); | |
203 | } | |
204 | ||
205 | static void act_move(cgi_sink *output, | |
206 | dcgi_state *ds) { | |
207 | const char *id, *delta; | |
208 | ||
209 | if(!(id = cgi_get("id"))) fatal(0, "missing id argument"); | |
210 | if(!(delta = cgi_get("delta"))) fatal(0, "missing delta argument"); | |
211 | if(ds->g->client) | |
212 | disorder_move(ds->g->client, id, atoi(delta)); | |
213 | redirect(output->sink); | |
214 | } | |
215 | ||
216 | static void act_scratch(cgi_sink *output, | |
217 | dcgi_state *ds) { | |
218 | if(ds->g->client) | |
219 | disorder_scratch(ds->g->client, cgi_get("id")); | |
220 | redirect(output->sink); | |
221 | } | |
222 | ||
223 | static void act_playing(cgi_sink *output, dcgi_state *ds) { | |
224 | char r[1024]; | |
225 | long refresh = config->refresh, length; | |
226 | time_t now, fin; | |
227 | int random_enabled = 0; | |
228 | int enabled = 0; | |
229 | ||
230 | lookups(ds, DC_PLAYING|DC_QUEUE); | |
231 | cgi_header(output->sink, "Content-Type", "text/html"); | |
232 | disorder_random_enabled(ds->g->client, &random_enabled); | |
233 | disorder_enabled(ds->g->client, &enabled); | |
234 | if(ds->g->playing | |
235 | && ds->g->playing->state == playing_started /* i.e. not paused */ | |
236 | && !disorder_length(ds->g->client, ds->g->playing->track, &length) | |
237 | && length | |
238 | && ds->g->playing->sofar >= 0) { | |
239 | /* Try to put the next refresh at the start of the next track. */ | |
240 | time(&now); | |
241 | fin = now + length - ds->g->playing->sofar + config->gap; | |
242 | if(now + refresh > fin) | |
243 | refresh = fin - now; | |
244 | } | |
245 | if(ds->g->queue && ds->g->queue->state == playing_isscratch) { | |
246 | /* next track is a scratch, don't leave more than the inter-track gap */ | |
247 | if(refresh > config->gap) | |
248 | refresh = config->gap; | |
249 | } | |
250 | if(!ds->g->playing && ((ds->g->queue | |
251 | && ds->g->queue->state != playing_random) | |
252 | || random_enabled) && enabled) { | |
253 | /* no track playing but playing is enabled and there is something coming | |
254 | * up, must be in a gap */ | |
255 | if(refresh > config->gap) | |
256 | refresh = config->gap; | |
257 | } | |
258 | byte_snprintf(r, sizeof r, "%ld;url=%s", refresh > 0 ? refresh : 1, | |
259 | front_url()); | |
260 | cgi_header(output->sink, "Refresh", r); | |
7f66f58b | 261 | header_cookie(output->sink); |
460b9539 | 262 | cgi_body(output->sink); |
263 | expand(output, "playing", ds); | |
264 | } | |
265 | ||
266 | static void act_play(cgi_sink *output, | |
267 | dcgi_state *ds) { | |
268 | const char *track, *dir; | |
269 | char **tracks; | |
270 | int ntracks, n; | |
271 | struct entry *e; | |
272 | ||
273 | if((track = cgi_get("file"))) { | |
274 | disorder_play(ds->g->client, track); | |
275 | } else if((dir = cgi_get("directory"))) { | |
276 | if(disorder_files(ds->g->client, dir, 0, &tracks, &ntracks)) ntracks = 0; | |
277 | if(ntracks) { | |
278 | e = xmalloc(ntracks * sizeof (struct entry)); | |
279 | for(n = 0; n < ntracks; ++n) { | |
280 | e[n].path = tracks[n]; | |
281 | e[n].sort = trackname_transform("track", tracks[n], "sort"); | |
282 | e[n].display = trackname_transform("track", tracks[n], "display"); | |
283 | } | |
284 | qsort(e, ntracks, sizeof (struct entry), compare_entry); | |
285 | for(n = 0; n < ntracks; ++n) | |
286 | disorder_play(ds->g->client, e[n].path); | |
287 | } | |
288 | } | |
289 | /* XXX error handling */ | |
290 | redirect(output->sink); | |
291 | } | |
292 | ||
293 | static int clamp(int n, int min, int max) { | |
294 | if(n < min) | |
295 | return min; | |
296 | if(n > max) | |
297 | return max; | |
298 | return n; | |
299 | } | |
300 | ||
301 | static const char *volume_url(void) { | |
302 | char *url; | |
303 | ||
304 | byte_xasprintf(&url, "%s?action=volume", config->url); | |
305 | return url; | |
306 | } | |
307 | ||
308 | static void act_volume(cgi_sink *output, dcgi_state *ds) { | |
309 | const char *l, *r, *d, *back; | |
310 | int nd, changed = 0;; | |
311 | ||
312 | if((d = cgi_get("delta"))) { | |
313 | lookups(ds, DC_VOLUME); | |
314 | nd = clamp(atoi(d), -255, 255); | |
315 | disorder_set_volume(ds->g->client, | |
316 | clamp(ds->g->volume_left + nd, 0, 255), | |
317 | clamp(ds->g->volume_right + nd, 0, 255)); | |
318 | changed = 1; | |
319 | } else if((l = cgi_get("left")) && (r = cgi_get("right"))) { | |
320 | disorder_set_volume(ds->g->client, atoi(l), atoi(r)); | |
321 | changed = 1; | |
322 | } | |
323 | if(changed) { | |
324 | /* redirect back to ourselves (but without the volume-changing bits in the | |
325 | * URL) */ | |
326 | cgi_header(output->sink, "Location", | |
327 | (back = cgi_get("back")) ? back : volume_url()); | |
7f66f58b | 328 | header_cookie(output->sink); |
460b9539 | 329 | cgi_body(output->sink); |
330 | } else { | |
331 | cgi_header(output->sink, "Content-Type", "text/html"); | |
7f66f58b | 332 | header_cookie(output->sink); |
460b9539 | 333 | cgi_body(output->sink); |
334 | expand(output, "volume", ds); | |
335 | } | |
336 | } | |
337 | ||
338 | static void act_prefs_errors(const char *msg, | |
339 | void attribute((unused)) *u) { | |
340 | fatal(0, "error splitting parts list: %s", msg); | |
341 | } | |
342 | ||
343 | static const char *numbered_arg(const char *argname, int numfile) { | |
344 | char *fullname; | |
345 | ||
346 | byte_xasprintf(&fullname, "%d_%s", numfile, argname); | |
347 | return cgi_get(fullname); | |
348 | } | |
349 | ||
350 | static void process_prefs(dcgi_state *ds, int numfile) { | |
351 | const char *file, *name, *value, *part, *parts, *current, *context; | |
352 | char **partslist; | |
353 | ||
354 | if(!(file = numbered_arg("file", numfile))) | |
355 | /* The first file doesn't need numbering. */ | |
356 | if(numfile > 0 || !(file = cgi_get("file"))) | |
357 | return; | |
358 | if((parts = numbered_arg("parts", numfile)) | |
359 | || (parts = cgi_get("parts"))) { | |
360 | /* Default context is display. Other contexts not actually tested. */ | |
361 | if(!(context = numbered_arg("context", numfile))) context = "display"; | |
362 | partslist = split(parts, 0, 0, act_prefs_errors, 0); | |
363 | while((part = *partslist++)) { | |
364 | if(!(value = numbered_arg(part, numfile))) | |
365 | continue; | |
366 | /* If it's already right (whether regexps or db) don't change anything, | |
367 | * so we don't fill the database up with rubbish. */ | |
368 | if(disorder_part(ds->g->client, (char **)¤t, | |
369 | file, context, part)) | |
370 | fatal(0, "disorder_part() failed"); | |
371 | if(!strcmp(current, value)) | |
372 | continue; | |
373 | byte_xasprintf((char **)&name, "trackname_%s_%s", context, part); | |
374 | disorder_set(ds->g->client, file, name, value); | |
375 | } | |
376 | if((value = numbered_arg("random", numfile))) | |
377 | disorder_unset(ds->g->client, file, "pick_at_random"); | |
378 | else | |
379 | disorder_set(ds->g->client, file, "pick_at_random", "0"); | |
2d0cdf2b RK |
380 | if((value = numbered_arg("tags", numfile))) { |
381 | if(!*value) | |
382 | disorder_unset(ds->g->client, file, "tags"); | |
383 | else | |
384 | disorder_set(ds->g->client, file, "tags", value); | |
385 | } | |
386 | if((value = numbered_arg("weight", numfile))) { | |
387 | if(!*value || !strcmp(value, "90000")) | |
388 | disorder_unset(ds->g->client, file, "weight"); | |
389 | else | |
390 | disorder_set(ds->g->client, file, "weight", value); | |
391 | } | |
460b9539 | 392 | } else if((name = cgi_get("name"))) { |
393 | /* Raw preferences. Not well supported in the templates at the moment. */ | |
394 | value = cgi_get("value"); | |
395 | if(value) | |
396 | disorder_set(ds->g->client, file, name, value); | |
397 | else | |
398 | disorder_unset(ds->g->client, file, name); | |
399 | } | |
400 | } | |
401 | ||
402 | static void act_prefs(cgi_sink *output, dcgi_state *ds) { | |
403 | const char *files; | |
404 | int nfiles, numfile; | |
405 | ||
406 | if((files = cgi_get("files"))) nfiles = atoi(files); | |
407 | else nfiles = 1; | |
408 | for(numfile = 0; numfile < nfiles; ++numfile) | |
409 | process_prefs(ds, numfile); | |
410 | cgi_header(output->sink, "Content-Type", "text/html"); | |
7f66f58b | 411 | header_cookie(output->sink); |
460b9539 | 412 | cgi_body(output->sink); |
413 | expand(output, "prefs", ds); | |
414 | } | |
415 | ||
416 | static void act_pause(cgi_sink *output, | |
417 | dcgi_state *ds) { | |
418 | if(ds->g->client) | |
419 | disorder_pause(ds->g->client); | |
420 | redirect(output->sink); | |
421 | } | |
422 | ||
423 | static void act_resume(cgi_sink *output, | |
424 | dcgi_state *ds) { | |
425 | if(ds->g->client) | |
426 | disorder_resume(ds->g->client); | |
427 | redirect(output->sink); | |
428 | } | |
429 | ||
fdf98378 | 430 | static void act_login(cgi_sink *output, |
431 | dcgi_state *ds) { | |
432 | const char *username, *password, *back; | |
433 | disorder_client *c; | |
434 | ||
435 | username = cgi_get("username"); | |
436 | password = cgi_get("password"); | |
437 | if(!username || !password | |
438 | || !strcmp(username, "guest")/*bodge to avoid guest cookies*/) { | |
439 | /* We're just visiting the login page */ | |
440 | expand_template(ds, output, "login"); | |
441 | return; | |
442 | } | |
fb6aa8d1 | 443 | /* We'll need a new connection as we are going to stop being guest */ |
444 | c = disorder_new(0); | |
fdf98378 | 445 | if(disorder_connect_user(c, username, password)) { |
446 | cgi_set_option("error", "loginfailed"); | |
447 | expand_template(ds, output, "login"); | |
448 | return; | |
449 | } | |
450 | if(disorder_make_cookie(c, &login_cookie)) { | |
451 | cgi_set_option("error", "cookiefailed"); | |
452 | expand_template(ds, output, "login"); | |
453 | return; | |
454 | } | |
fb6aa8d1 | 455 | /* Use the new connection henceforth */ |
456 | ds->g->client = c; | |
457 | ds->g->flags = 0; | |
fdf98378 | 458 | /* We have a new cookie */ |
7f66f58b | 459 | header_cookie(output->sink); |
ac152d06 | 460 | cgi_set_option("status", "loginok"); |
461 | if((back = cgi_get("back")) && *back) | |
fdf98378 | 462 | /* Redirect back to somewhere or other */ |
463 | redirect(output->sink); | |
464 | else | |
465 | /* Stick to the login page */ | |
466 | expand_template(ds, output, "login"); | |
467 | } | |
468 | ||
b42ffad6 | 469 | static void act_logout(cgi_sink *output, |
470 | dcgi_state *ds) { | |
471 | disorder_revoke(ds->g->client); | |
472 | login_cookie = 0; | |
7f66f58b | 473 | /* Reconnect as guest */ |
938d8157 | 474 | disorder_cgi_login(ds, output); |
b42ffad6 | 475 | /* Back to the login page */ |
ac152d06 | 476 | cgi_set_option("status", "logoutok"); |
b42ffad6 | 477 | expand_template(ds, output, "login"); |
478 | } | |
479 | ||
fdf98378 | 480 | static void act_register(cgi_sink *output, |
481 | dcgi_state *ds) { | |
968f044a | 482 | const char *username, *password, *password2, *email; |
bb6ae3fb | 483 | char *confirm, *content_type; |
484 | const char *text, *encoding, *charset; | |
fdf98378 | 485 | |
486 | username = cgi_get("username"); | |
968f044a | 487 | password = cgi_get("password1"); |
488 | password2 = cgi_get("password2"); | |
fdf98378 | 489 | email = cgi_get("email"); |
490 | ||
491 | if(!username || !*username) { | |
492 | cgi_set_option("error", "nousername"); | |
493 | expand_template(ds, output, "login"); | |
494 | return; | |
495 | } | |
496 | if(!password || !*password) { | |
497 | cgi_set_option("error", "nopassword"); | |
498 | expand_template(ds, output, "login"); | |
499 | return; | |
500 | } | |
968f044a | 501 | if(!password2 || !*password2 || strcmp(password, password2)) { |
502 | cgi_set_option("error", "passwordmismatch"); | |
503 | expand_template(ds, output, "login"); | |
504 | return; | |
505 | } | |
fdf98378 | 506 | if(!email || !*email) { |
507 | cgi_set_option("error", "noemail"); | |
508 | expand_template(ds, output, "login"); | |
509 | return; | |
510 | } | |
511 | /* We could well do better address validation but for now we'll just do the | |
512 | * minimum */ | |
513 | if(!strchr(email, '@')) { | |
514 | cgi_set_option("error", "bademail"); | |
515 | expand_template(ds, output, "login"); | |
516 | return; | |
517 | } | |
518 | if(disorder_register(ds->g->client, username, password, email, &confirm)) { | |
519 | cgi_set_option("error", "cannotregister"); | |
520 | expand_template(ds, output, "login"); | |
521 | return; | |
522 | } | |
bb6ae3fb | 523 | /* Send the user a mail */ |
524 | /* TODO templatize this */ | |
525 | byte_xasprintf((char **)&text, | |
526 | "Welcome to DisOrder. To active your login, please visit this URL:\n" | |
527 | "\n" | |
10114017 | 528 | "%s?c=%s\n", config->url, urlencodestring(confirm)); |
bb6ae3fb | 529 | if(!(text = mime_encode_text(text, &charset, &encoding))) |
530 | fatal(0, "cannot encode email"); | |
531 | byte_xasprintf(&content_type, "text/plain;charset=%s", | |
532 | quote822(charset, 0)); | |
533 | sendmail("", config->mail_sender, email, "Welcome to DisOrder", | |
534 | encoding, content_type, text); /* TODO error checking */ | |
fdf98378 | 535 | /* We'll go back to the login page with a suitable message */ |
ac152d06 | 536 | cgi_set_option("status", "registered"); |
fdf98378 | 537 | expand_template(ds, output, "login"); |
538 | } | |
539 | ||
230209f7 | 540 | static void act_confirm(cgi_sink *output, |
541 | dcgi_state *ds) { | |
542 | const char *confirmation; | |
543 | ||
10114017 | 544 | if(!(confirmation = cgi_get("c"))) { |
230209f7 | 545 | cgi_set_option("error", "noconfirm"); |
546 | expand_template(ds, output, "login"); | |
547 | } | |
30365519 | 548 | /* Confirm our registration */ |
230209f7 | 549 | if(disorder_confirm(ds->g->client, confirmation)) { |
550 | cgi_set_option("error", "badconfirm"); | |
551 | expand_template(ds, output, "login"); | |
552 | } | |
30365519 | 553 | /* Get a cookie */ |
554 | if(disorder_make_cookie(ds->g->client, &login_cookie)) { | |
555 | cgi_set_option("error", "cookiefailed"); | |
556 | expand_template(ds, output, "login"); | |
557 | return; | |
558 | } | |
559 | /* Discard any cached data JIC */ | |
560 | ds->g->flags = 0; | |
561 | /* We have a new cookie */ | |
562 | header_cookie(output->sink); | |
ac152d06 | 563 | cgi_set_option("status", "confirmed"); |
230209f7 | 564 | expand_template(ds, output, "login"); |
565 | } | |
566 | ||
968f044a | 567 | static void act_edituser(cgi_sink *output, |
568 | dcgi_state *ds) { | |
569 | const char *email = cgi_get("email"), *password = cgi_get("changepassword1"); | |
570 | const char *password2 = cgi_get("changepassword2"); | |
571 | int newpassword = 0; | |
572 | disorder_client *c; | |
573 | ||
574 | if((password && *password) || (password && *password2)) { | |
575 | if(!password || !password2 || strcmp(password, password2)) { | |
576 | cgi_set_option("error", "passwordmismatch"); | |
577 | expand_template(ds, output, "login"); | |
578 | return; | |
579 | } | |
580 | } else | |
581 | password = password2 = 0; | |
582 | ||
583 | if(email) { | |
584 | if(disorder_edituser(ds->g->client, disorder_user(ds->g->client), | |
585 | "email", email)) { | |
586 | cgi_set_option("error", "badedit"); | |
587 | expand_template(ds, output, "login"); | |
588 | return; | |
589 | } | |
590 | } | |
591 | if(password) { | |
592 | if(disorder_edituser(ds->g->client, disorder_user(ds->g->client), | |
593 | "password", password)) { | |
594 | cgi_set_option("error", "badedit"); | |
595 | expand_template(ds, output, "login"); | |
596 | return; | |
597 | } | |
598 | newpassword = 1; | |
599 | } | |
600 | if(newpassword) { | |
601 | login_cookie = 0; /* it'll be invalid now */ | |
602 | /* This is a bit duplicative of act_login() */ | |
603 | c = disorder_new(0); | |
604 | if(disorder_connect_user(c, disorder_user(ds->g->client), password)) { | |
605 | cgi_set_option("error", "loginfailed"); | |
606 | expand_template(ds, output, "login"); | |
607 | return; | |
608 | } | |
609 | if(disorder_make_cookie(c, &login_cookie)) { | |
610 | cgi_set_option("error", "cookiefailed"); | |
611 | expand_template(ds, output, "login"); | |
612 | return; | |
613 | } | |
614 | /* Use the new connection henceforth */ | |
615 | ds->g->client = c; | |
616 | ds->g->flags = 0; | |
617 | /* We have a new cookie */ | |
618 | header_cookie(output->sink); | |
619 | } | |
620 | cgi_set_option("status", "edited"); | |
621 | expand_template(ds, output, "login"); | |
622 | } | |
623 | ||
6207d2f3 | 624 | static void act_reminder(cgi_sink *output, |
625 | dcgi_state *ds) { | |
626 | const char *const username = cgi_get("username"); | |
627 | ||
628 | if(!username || !*username) { | |
629 | cgi_set_option("error", "nousername"); | |
630 | expand_template(ds, output, "login"); | |
631 | return; | |
632 | } | |
633 | if(disorder_reminder(ds->g->client, username)) { | |
634 | cgi_set_option("error", "reminderfailed"); | |
635 | expand_template(ds, output, "login"); | |
636 | return; | |
637 | } | |
638 | cgi_set_option("status", "reminded"); | |
639 | expand_template(ds, output, "login"); | |
640 | } | |
b28ce5d6 | 641 | |
460b9539 | 642 | static const struct action { |
643 | const char *name; | |
644 | void (*handler)(cgi_sink *output, dcgi_state *ds); | |
645 | } actions[] = { | |
230209f7 | 646 | { "confirm", act_confirm }, |
460b9539 | 647 | { "disable", act_disable }, |
968f044a | 648 | { "edituser", act_edituser }, |
460b9539 | 649 | { "enable", act_enable }, |
fdf98378 | 650 | { "login", act_login }, |
b42ffad6 | 651 | { "logout", act_logout }, |
460b9539 | 652 | { "move", act_move }, |
653 | { "pause", act_pause }, | |
654 | { "play", act_play }, | |
655 | { "playing", act_playing }, | |
656 | { "prefs", act_prefs }, | |
657 | { "random-disable", act_random_disable }, | |
658 | { "random-enable", act_random_enable }, | |
fdf98378 | 659 | { "register", act_register }, |
6207d2f3 | 660 | { "reminder", act_reminder }, |
460b9539 | 661 | { "remove", act_remove }, |
662 | { "resume", act_resume }, | |
663 | { "scratch", act_scratch }, | |
664 | { "volume", act_volume }, | |
665 | }; | |
666 | ||
667 | /* expansions *****************************************************************/ | |
668 | ||
460b9539 | 669 | static void exp_label(int attribute((unused)) nargs, |
670 | char **args, | |
671 | cgi_sink *output, | |
672 | void attribute((unused)) *u) { | |
673 | cgi_output(output, "%s", cgi_label(args[0])); | |
674 | } | |
675 | ||
676 | struct trackinfo_state { | |
677 | dcgi_state *ds; | |
678 | const struct queue_entry *q; | |
679 | long length; | |
680 | time_t when; | |
681 | }; | |
682 | ||
460b9539 | 683 | struct result { |
684 | char *track; | |
685 | const char *sort; | |
686 | }; | |
687 | ||
688 | static int compare_result(const void *a, const void *b) { | |
689 | const struct result *ra = a, *rb = b; | |
690 | int c; | |
691 | ||
692 | if(!(c = strcmp(ra->sort, rb->sort))) | |
693 | c = strcmp(ra->track, rb->track); | |
694 | return c; | |
695 | } | |
696 | ||
697 | static void exp_search(int nargs, | |
698 | char **args, | |
699 | cgi_sink *output, | |
700 | void *u) { | |
701 | dcgi_state *ds = u, substate; | |
702 | char **tracks; | |
703 | const char *q, *context, *part, *template; | |
704 | int ntracks, n, m; | |
705 | struct result *r; | |
706 | ||
707 | switch(nargs) { | |
708 | case 2: | |
709 | part = args[0]; | |
710 | context = "sort"; | |
711 | template = args[1]; | |
712 | break; | |
713 | case 3: | |
714 | part = args[0]; | |
715 | context = args[1]; | |
716 | template = args[2]; | |
717 | break; | |
718 | default: | |
719 | assert(!"should never happen"); | |
720 | part = context = template = 0; /* quieten compiler */ | |
721 | } | |
722 | if(ds->tracks == 0) { | |
723 | /* we are the top level, let's get some search results */ | |
724 | if(!(q = cgi_get("query"))) return; /* no results yet */ | |
725 | if(disorder_search(ds->g->client, q, &tracks, &ntracks)) return; | |
726 | if(!ntracks) return; | |
727 | } else { | |
728 | tracks = ds->tracks; | |
729 | ntracks = ds->ntracks; | |
730 | } | |
731 | assert(ntracks != 0); | |
732 | /* sort tracks by the appropriate part */ | |
733 | r = xmalloc(ntracks * sizeof *r); | |
734 | for(n = 0; n < ntracks; ++n) { | |
735 | r[n].track = tracks[n]; | |
736 | if(disorder_part(ds->g->client, (char **)&r[n].sort, | |
737 | tracks[n], context, part)) | |
738 | fatal(0, "disorder_part() failed"); | |
739 | } | |
740 | qsort(r, ntracks, sizeof (struct result), compare_result); | |
741 | /* expand the 2nd arg once for each group. We re-use the passed-in tracks | |
742 | * array as we know it's guaranteed to be big enough and isn't going to be | |
743 | * used for anything else any more. */ | |
744 | memset(&substate, 0, sizeof substate); | |
745 | substate.g = ds->g; | |
746 | substate.first = 1; | |
747 | n = 0; | |
748 | while(n < ntracks) { | |
749 | substate.tracks = tracks; | |
750 | substate.ntracks = 0; | |
751 | m = n; | |
752 | while(m < ntracks | |
753 | && !strcmp(r[m].sort, r[n].sort)) | |
754 | tracks[substate.ntracks++] = r[m++].track; | |
755 | substate.last = (m == ntracks); | |
756 | expandstring(output, template, &substate); | |
757 | substate.index++; | |
758 | substate.first = 0; | |
759 | n = m; | |
760 | } | |
761 | assert(substate.last != 0); | |
762 | } | |
763 | ||
460b9539 | 764 | static void exp_stats(int attribute((unused)) nargs, |
765 | char attribute((unused)) **args, | |
766 | cgi_sink *output, | |
767 | void *u) { | |
768 | dcgi_state *ds = u; | |
769 | char **v; | |
770 | ||
771 | cgi_opentag(output->sink, "pre", "class", "stats", (char *)0); | |
772 | if(!disorder_stats(ds->g->client, &v, 0)) { | |
773 | while(*v) | |
774 | cgi_output(output, "%s\n", *v++); | |
775 | } | |
776 | cgi_closetag(output->sink, "pre"); | |
777 | } | |
778 | ||
460b9539 | 779 | static char *expandarg(const char *arg, dcgi_state *ds) { |
780 | struct dynstr d; | |
781 | cgi_sink output; | |
782 | ||
783 | dynstr_init(&d); | |
784 | output.quote = 0; | |
785 | output.sink = sink_dynstr(&d); | |
786 | expandstring(&output, arg, ds); | |
787 | dynstr_terminate(&d); | |
788 | return d.vec; | |
789 | } | |
790 | ||
460b9539 | 791 | static void exp_isfiles(int attribute((unused)) nargs, |
792 | char attribute((unused)) **args, | |
793 | cgi_sink *output, | |
794 | void *u) { | |
795 | dcgi_state *ds = u; | |
796 | ||
797 | lookups(ds, DC_FILES); | |
798 | sink_printf(output->sink, "%s", bool2str(!!ds->g->nfiles)); | |
799 | } | |
800 | ||
801 | static void exp_isdirectories(int attribute((unused)) nargs, | |
802 | char attribute((unused)) **args, | |
803 | cgi_sink *output, | |
804 | void *u) { | |
805 | dcgi_state *ds = u; | |
806 | ||
807 | lookups(ds, DC_DIRS); | |
808 | sink_printf(output->sink, "%s", bool2str(!!ds->g->ndirs)); | |
809 | } | |
810 | ||
811 | static void exp_choose(int attribute((unused)) nargs, | |
812 | char **args, | |
813 | cgi_sink *output, | |
814 | void *u) { | |
815 | dcgi_state *ds = u; | |
816 | dcgi_state substate; | |
817 | int nfiles, n; | |
818 | char **files; | |
819 | struct entry *e; | |
820 | const char *type, *what = expandarg(args[0], ds); | |
821 | ||
822 | if(!strcmp(what, "files")) { | |
823 | lookups(ds, DC_FILES); | |
824 | files = ds->g->files; | |
825 | nfiles = ds->g->nfiles; | |
826 | type = "track"; | |
827 | } else if(!strcmp(what, "directories")) { | |
828 | lookups(ds, DC_DIRS); | |
829 | files = ds->g->dirs; | |
830 | nfiles = ds->g->ndirs; | |
831 | type = "dir"; | |
832 | } else { | |
833 | error(0, "unknown @choose@ argument '%s'", what); | |
834 | return; | |
835 | } | |
836 | e = xmalloc(nfiles * sizeof (struct entry)); | |
837 | for(n = 0; n < nfiles; ++n) { | |
838 | e[n].path = files[n]; | |
839 | e[n].sort = trackname_transform(type, files[n], "sort"); | |
840 | e[n].display = trackname_transform(type, files[n], "display"); | |
841 | } | |
842 | qsort(e, nfiles, sizeof (struct entry), compare_entry); | |
843 | memset(&substate, 0, sizeof substate); | |
844 | substate.g = ds->g; | |
845 | substate.first = 1; | |
846 | for(n = 0; n < nfiles; ++n) { | |
847 | substate.last = (n == nfiles - 1); | |
848 | substate.index = n; | |
849 | substate.entry = &e[n]; | |
850 | expandstring(output, args[1], &substate); | |
851 | substate.first = 0; | |
852 | } | |
853 | } | |
854 | ||
855 | static void exp_file(int attribute((unused)) nargs, | |
856 | char attribute((unused)) **args, | |
857 | cgi_sink *output, | |
858 | void *u) { | |
859 | dcgi_state *ds = u; | |
860 | ||
861 | if(ds->entry) | |
862 | cgi_output(output, "%s", ds->entry->path); | |
863 | else if(ds->track) | |
864 | cgi_output(output, "%s", ds->track->track); | |
865 | else if(ds->tracks) | |
866 | cgi_output(output, "%s", ds->tracks[0]); | |
867 | } | |
868 | ||
460b9539 | 869 | static void exp_navigate(int attribute((unused)) nargs, |
870 | char **args, | |
871 | cgi_sink *output, | |
872 | void *u) { | |
873 | dcgi_state *ds = u; | |
874 | dcgi_state substate; | |
875 | const char *path = expandarg(args[0], ds); | |
876 | const char *ptr; | |
877 | int dirlen; | |
878 | ||
879 | if(*path) { | |
880 | memset(&substate, 0, sizeof substate); | |
881 | substate.g = ds->g; | |
882 | ptr = path + 1; /* skip root */ | |
883 | dirlen = 0; | |
884 | substate.nav_path = path; | |
885 | substate.first = 1; | |
886 | while(*ptr) { | |
887 | while(*ptr && *ptr != '/') | |
888 | ++ptr; | |
889 | substate.last = !*ptr; | |
890 | substate.nav_len = ptr - path; | |
891 | substate.nav_dirlen = dirlen; | |
892 | expandstring(output, args[1], &substate); | |
893 | dirlen = substate.nav_len; | |
894 | if(*ptr) ++ptr; | |
895 | substate.first = 0; | |
896 | } | |
897 | } | |
898 | } | |
899 | ||
900 | static void exp_fullname(int attribute((unused)) nargs, | |
901 | char attribute((unused)) **args, | |
902 | cgi_sink *output, | |
903 | void *u) { | |
904 | dcgi_state *ds = u; | |
905 | cgi_output(output, "%.*s", ds->nav_len, ds->nav_path); | |
906 | } | |
907 | ||
908 | static void exp_basename(int nargs, | |
909 | char **args, | |
910 | cgi_sink *output, | |
911 | void *u) { | |
912 | dcgi_state *ds = u; | |
913 | const char *s; | |
914 | ||
915 | if(nargs) { | |
916 | if((s = strrchr(args[0], '/'))) ++s; | |
917 | else s = args[0]; | |
918 | cgi_output(output, "%s", s); | |
919 | } else | |
920 | cgi_output(output, "%.*s", ds->nav_len - ds->nav_dirlen - 1, | |
921 | ds->nav_path + ds->nav_dirlen + 1); | |
922 | } | |
923 | ||
924 | static void exp_dirname(int nargs, | |
925 | char **args, | |
926 | cgi_sink *output, | |
927 | void *u) { | |
928 | dcgi_state *ds = u; | |
929 | const char *s; | |
930 | ||
931 | if(nargs) { | |
932 | if((s = strrchr(args[0], '/'))) | |
933 | cgi_output(output, "%.*s", (int)(s - args[0]), args[0]); | |
934 | } else | |
935 | cgi_output(output, "%.*s", ds->nav_dirlen, ds->nav_path); | |
936 | } | |
937 | ||
460b9539 | 938 | static void exp_files(int attribute((unused)) nargs, |
939 | char **args, | |
940 | cgi_sink *output, | |
941 | void *u) { | |
942 | dcgi_state *ds = u; | |
943 | dcgi_state substate; | |
944 | const char *nfiles_arg, *directory; | |
945 | int nfiles, numfile; | |
946 | struct kvp *k; | |
947 | ||
948 | memset(&substate, 0, sizeof substate); | |
949 | substate.g = ds->g; | |
950 | if((directory = cgi_get("directory"))) { | |
951 | /* Prefs for whole directory. */ | |
952 | lookups(ds, DC_FILES); | |
953 | /* Synthesize args for the file list. */ | |
954 | nfiles = ds->g->nfiles; | |
955 | for(numfile = 0; numfile < nfiles; ++numfile) { | |
956 | k = xmalloc(sizeof *k); | |
957 | byte_xasprintf((char **)&k->name, "%d_file", numfile); | |
958 | k->value = ds->g->files[numfile]; | |
959 | k->next = cgi_args; | |
960 | cgi_args = k; | |
961 | } | |
962 | } else { | |
963 | /* Args already present. */ | |
964 | if((nfiles_arg = cgi_get("files"))) nfiles = atoi(nfiles_arg); | |
965 | else nfiles = 1; | |
966 | } | |
967 | for(numfile = 0; numfile < nfiles; ++numfile) { | |
968 | substate.index = numfile; | |
969 | expandstring(output, args[0], &substate); | |
970 | } | |
971 | } | |
972 | ||
460b9539 | 973 | static void exp_nfiles(int attribute((unused)) nargs, |
974 | char attribute((unused)) **args, | |
975 | cgi_sink *output, | |
976 | void *u) { | |
977 | dcgi_state *ds = u; | |
978 | const char *files_arg; | |
979 | ||
980 | if(cgi_get("directory")) { | |
981 | lookups(ds, DC_FILES); | |
982 | cgi_output(output, "%d", ds->g->nfiles); | |
983 | } else if((files_arg = cgi_get("files"))) | |
984 | cgi_output(output, "%s", files_arg); | |
985 | else | |
986 | cgi_output(output, "1"); | |
987 | } | |
988 | ||
8f9616f1 RK |
989 | static void exp_image(int attribute((unused)) nargs, |
990 | char **args, | |
991 | cgi_sink *output, | |
992 | void attribute((unused)) *u) { | |
993 | char *labelname; | |
994 | const char *imagestem; | |
995 | ||
996 | byte_xasprintf(&labelname, "images.%s", args[0]); | |
997 | if(cgi_label_exists(labelname)) | |
998 | imagestem = cgi_label(labelname); | |
999 | else if(strchr(args[0], '.')) | |
1000 | imagestem = args[0]; | |
1001 | else | |
1002 | byte_xasprintf((char **)&imagestem, "%s.png", args[0]); | |
1003 | if(cgi_label_exists("url.static")) | |
1004 | cgi_output(output, "%s/%s", cgi_label("url.static"), imagestem); | |
1005 | else | |
1006 | cgi_output(output, "/disorder/%s", imagestem); | |
1007 | } | |
1008 | ||
460b9539 | 1009 | static const struct cgi_expansion expansions[] = { |
1010 | { "#", 0, INT_MAX, EXP_MAGIC, exp_comment }, | |
1011 | { "action", 0, 0, 0, exp_action }, | |
1012 | { "and", 0, INT_MAX, EXP_MAGIC, exp_and }, | |
1013 | { "arg", 1, 1, 0, exp_arg }, | |
1014 | { "basename", 0, 1, 0, exp_basename }, | |
1015 | { "choose", 2, 2, EXP_MAGIC, exp_choose }, | |
3dddcfa4 | 1016 | { "define", 3, 3, EXP_MAGIC, exp_define }, |
460b9539 | 1017 | { "dirname", 0, 1, 0, exp_dirname }, |
1018 | { "enabled", 0, 0, 0, exp_enabled }, | |
1019 | { "eq", 2, 2, 0, exp_eq }, | |
1020 | { "file", 0, 0, 0, exp_file }, | |
1021 | { "files", 1, 1, EXP_MAGIC, exp_files }, | |
1022 | { "fullname", 0, 0, 0, exp_fullname }, | |
1023 | { "id", 0, 0, 0, exp_id }, | |
1024 | { "if", 2, 3, EXP_MAGIC, exp_if }, | |
8f9616f1 | 1025 | { "image", 1, 1, 0, exp_image }, |
460b9539 | 1026 | { "include", 1, 1, 0, exp_include }, |
1027 | { "index", 0, 0, 0, exp_index }, | |
1028 | { "isdirectories", 0, 0, 0, exp_isdirectories }, | |
1029 | { "isfiles", 0, 0, 0, exp_isfiles }, | |
1030 | { "isfirst", 0, 0, 0, exp_isfirst }, | |
1031 | { "islast", 0, 0, 0, exp_islast }, | |
78efa64e | 1032 | { "isnew", 0, 0, 0, exp_isnew }, |
460b9539 | 1033 | { "isplaying", 0, 0, 0, exp_isplaying }, |
1034 | { "isqueue", 0, 0, 0, exp_isqueue }, | |
1035 | { "isrecent", 0, 0, 0, exp_isrecent }, | |
1036 | { "label", 1, 1, 0, exp_label }, | |
1037 | { "length", 0, 0, 0, exp_length }, | |
938d8157 | 1038 | { "movable", 0, 0, 0, exp_movable }, |
460b9539 | 1039 | { "navigate", 2, 2, EXP_MAGIC, exp_navigate }, |
1040 | { "ne", 2, 2, 0, exp_ne }, | |
78efa64e | 1041 | { "new", 1, 1, EXP_MAGIC, exp_new }, |
460b9539 | 1042 | { "nfiles", 0, 0, 0, exp_nfiles }, |
1043 | { "nonce", 0, 0, 0, exp_nonce }, | |
1044 | { "not", 1, 1, 0, exp_not }, | |
1045 | { "or", 0, INT_MAX, EXP_MAGIC, exp_or }, | |
1046 | { "parity", 0, 0, 0, exp_parity }, | |
1047 | { "part", 1, 3, 0, exp_part }, | |
1048 | { "paused", 0, 0, 0, exp_paused }, | |
1049 | { "playing", 1, 1, EXP_MAGIC, exp_playing }, | |
1050 | { "pref", 2, 2, 0, exp_pref }, | |
1051 | { "prefname", 0, 0, 0, exp_prefname }, | |
1052 | { "prefs", 2, 2, EXP_MAGIC, exp_prefs }, | |
1053 | { "prefvalue", 0, 0, 0, exp_prefvalue }, | |
1054 | { "queue", 1, 1, EXP_MAGIC, exp_queue }, | |
1055 | { "random-enabled", 0, 0, 0, exp_random_enabled }, | |
1056 | { "recent", 1, 1, EXP_MAGIC, exp_recent }, | |
1057 | { "removable", 0, 0, 0, exp_removable }, | |
1058 | { "resolve", 1, 1, 0, exp_resolve }, | |
938d8157 | 1059 | { "right", 1, 3, EXP_MAGIC, exp_right }, |
460b9539 | 1060 | { "scratchable", 0, 0, 0, exp_scratchable }, |
1061 | { "search", 2, 3, EXP_MAGIC, exp_search }, | |
1062 | { "server-version", 0, 0, 0, exp_server_version }, | |
1063 | { "shell", 1, 1, 0, exp_shell }, | |
1064 | { "state", 0, 0, 0, exp_state }, | |
1065 | { "stats", 0, 0, 0, exp_stats }, | |
1066 | { "thisurl", 0, 0, 0, exp_thisurl }, | |
1067 | { "track", 0, 0, 0, exp_track }, | |
1068 | { "trackstate", 1, 1, 0, exp_trackstate }, | |
1069 | { "transform", 2, 3, 0, exp_transform }, | |
1070 | { "url", 0, 0, 0, exp_url }, | |
1071 | { "urlquote", 1, 1, 0, exp_urlquote }, | |
fdf98378 | 1072 | { "user", 0, 0, 0, exp_user }, |
968f044a | 1073 | { "userinfo", 1, 1, 0, exp_userinfo }, |
460b9539 | 1074 | { "version", 0, 0, 0, exp_version }, |
1075 | { "volume", 1, 1, 0, exp_volume }, | |
1076 | { "when", 0, 0, 0, exp_when }, | |
1077 | { "who", 0, 0, 0, exp_who } | |
1078 | }; | |
1079 | ||
1080 | static void expand(cgi_sink *output, | |
1081 | const char *template, | |
1082 | dcgi_state *ds) { | |
1083 | cgi_expand(template, | |
1084 | expansions, sizeof expansions / sizeof *expansions, | |
1085 | output, | |
1086 | ds); | |
1087 | } | |
1088 | ||
1089 | static void expandstring(cgi_sink *output, | |
1090 | const char *string, | |
1091 | dcgi_state *ds) { | |
1092 | cgi_expand_string("", | |
1093 | string, | |
1094 | expansions, sizeof expansions / sizeof *expansions, | |
1095 | output, | |
1096 | ds); | |
1097 | } | |
1098 | ||
1099 | static void perform_action(cgi_sink *output, dcgi_state *ds, | |
1100 | const char *action) { | |
1101 | int n; | |
1102 | ||
fdf98378 | 1103 | /* We don't ever want anything to be cached */ |
1104 | cgi_header(output->sink, "Cache-Control", "no-cache"); | |
460b9539 | 1105 | if((n = TABLE_FIND(actions, struct action, name, action)) >= 0) |
1106 | actions[n].handler(output, ds); | |
fdf98378 | 1107 | else |
1108 | expand_template(ds, output, action); | |
460b9539 | 1109 | } |
1110 | ||
1111 | void disorder_cgi(cgi_sink *output, dcgi_state *ds) { | |
1112 | const char *action = cgi_get("action"); | |
1113 | ||
230209f7 | 1114 | if(!action) { |
1115 | /* We allow URLs which are just confirm=... in order to keep confirmation | |
1116 | * URLs, which are user-facing, as short as possible. */ | |
10114017 | 1117 | if(cgi_get("c")) |
230209f7 | 1118 | action = "confirm"; |
1119 | else | |
1120 | action = "playing"; | |
1121 | } | |
460b9539 | 1122 | perform_action(output, ds, action); |
1123 | } | |
1124 | ||
1125 | void disorder_cgi_error(cgi_sink *output, dcgi_state *ds, | |
1126 | const char *msg) { | |
1127 | cgi_set_option("error", msg); | |
1128 | perform_action(output, ds, "error"); | |
1129 | } | |
1130 | ||
938d8157 | 1131 | /** @brief Log in as the current user or guest if none */ |
1132 | void disorder_cgi_login(dcgi_state *ds, cgi_sink *output) { | |
1133 | /* Create a new connection */ | |
1134 | ds->g->client = disorder_new(0); | |
1135 | /* Forget everything we knew */ | |
1136 | ds->g->flags = 0; | |
1137 | /* Reconnect */ | |
1138 | if(disorder_connect_cookie(ds->g->client, login_cookie)) { | |
1139 | disorder_cgi_error(output, ds, "connect"); | |
1140 | exit(0); | |
1141 | } | |
1142 | /* If there was a cookie but it went bad, we forget it */ | |
1143 | if(login_cookie && !strcmp(disorder_user(ds->g->client), "guest")) | |
1144 | login_cookie = 0; | |
1145 | } | |
1146 | ||
460b9539 | 1147 | /* |
1148 | Local Variables: | |
1149 | c-basic-offset:2 | |
1150 | comment-column:40 | |
1151 | fill-column:79 | |
1152 | End: | |
1153 | */ |