src/quvi/quvi.c

   1 /* quvi
   2  * Copyright (C) 2009-2011  Toni Gundogdu <legatvs@gmail.com>
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301  USA
  18  */
  19
  20 /* quvi.c - query media tool. */
  21
  22 #include "config.h"
  23
  24 #include <stdio.h>
  25 #include <stdlib.h>
  26 #include <stdarg.h>
  27 #include <string.h>
  28 #include <errno.h>
  29 #include <assert.h>
  30
  31 #include <curl/curl.h>
  32
  33 #include "platform.h"
  34
  35 #include "quvi/quvi.h"
  36 #include "quvi/llst.h"
  37
  38 #include "cmdline.h"
  39
  40 #define _free(p) \
  41     do { if (p) { free(p); p=0; } } while (0)
  42
  43 /* strepl.c */
  44 extern char *strepl(const char *s, const char *what, const char *with);
  45
  46 static int verbose_flag = 1;
  47 static quvi_t quvi = NULL;
  48 static CURL *curl = NULL;
  49
  50 typedef struct gengetopt_args_info *opts_t;
  51 static opts_t opts = NULL;
  52
  53 static quvi_llst_node_t inputs = NULL;
  54
  55 /* prints to std(e)rr. */
  56 static void spew_e(const char *fmt, ...)
  57 {
  58   va_list ap;
  59   va_start(ap, fmt);
  60   vfprintf(stderr, fmt, ap);
  61   va_end(ap);
  62 }
  63
  64 /* respects (q)uiet, prints to std(e)rr. */
  65 static void spew_qe(const char *fmt, ...)
  66 {
  67   va_list ap;
  68   if (!verbose_flag)
  69     return;
  70   va_start(ap, fmt);
  71   vfprintf(stderr, fmt, ap);
  72   va_end(ap);
  73 }
  74
  75 /* glorified printf. */
  76 static void spew(const char *fmt, ...)
  77 {
  78   va_list ap;
  79   va_start(ap, fmt);
  80   vfprintf(stdout, fmt, ap);
  81   va_end(ap);
  82 }
  83
  84 static void dump_error_json(quvi_t quvi, QUVIcode rc)
  85 {
  86   fprintf(stderr,
  87           "{\n"
  88           "  \"error\": [\n"
  89           "    {\n"
  90           "      \"message\": \"%s\"\n"
  91           "    }\n"
  92           "  ]\n"
  93           "}\n", quvi_strerror(quvi, rc));
  94 }
  95
  96 static void dump_error_xml(quvi_t quvi, QUVIcode rc)
  97 {
  98   fprintf(stderr,
  99           "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
 100           "<error>\n"
 101           "  <message>%s</message>\n"
 102           "</error>\n",
 103           quvi_strerror(quvi, rc));
 104 }
 105
 106 static void dump_error(quvi_t quvi, QUVIcode rc)
 107 {
 108   if (opts->export_errors_given)
 109     {
 110       if (opts->xml_given)
 111         dump_error_xml(quvi, rc);
 112       else
 113         dump_error_json(quvi, rc);
 114     }
 115   else
 116     fprintf(stderr, "error: %s\n", quvi_strerror(quvi, rc));
 117 }
 118
 119 static void handle_resolve_status(quvi_word type)
 120 {
 121   if (type == QUVISTATUSTYPE_DONE)
 122     spew_qe("done.\n");
 123   else
 124     spew_qe(":: Check for URL redirection ...");
 125 }
 126
 127 static void handle_fetch_status(quvi_word type, void *p)
 128 {
 129   switch (type)
 130     {
 131     default:
 132       spew_qe(":: Fetch %s ...", (char *)p);
 133       break;
 134     case QUVISTATUSTYPE_CONFIG:
 135       spew_qe(":: Fetch config ...");
 136       break;
 137     case QUVISTATUSTYPE_PLAYLIST:
 138       spew_qe(":: Fetch playlist ...");
 139       break;
 140     case QUVISTATUSTYPE_DONE:
 141       spew_qe("done.\n");
 142       break;
 143     }
 144 }
 145
 146 static void handle_verify_status(quvi_word type)
 147 {
 148   switch (type)
 149     {
 150     default:
 151       spew_qe(":: Verify media URL ...");
 152       break;
 153     case QUVISTATUSTYPE_DONE:
 154       spew_qe("done.\n");
 155       break;
 156     }
 157 }
 158
 159 static int status_callback(long param, void *data)
 160 {
 161   quvi_word status, type;
 162
 163   status = quvi_loword(param);
 164   type = quvi_hiword(param);
 165
 166   switch (status)
 167     {
 168     case QUVISTATUS_RESOLVE:
 169       handle_resolve_status(type);
 170       break;
 171
 172     case QUVISTATUS_FETCH:
 173       handle_fetch_status(type, data);
 174       break;
 175
 176     case QUVISTATUS_VERIFY:
 177       handle_verify_status(type);
 178       break;
 179     }
 180
 181   fflush(stderr);
 182
 183   return (0);
 184 }
 185
 186 /* Divided into smaller blocks. Otherwise -pedantic objects. */
 187
 188 #define LICENSE_1 \
 189 "/* quvi\n" \
 190 " * Copyright (C) 2009-2011  Toni Gundogdu <legatvs@gmail.com>\n"
 191
 192 #define LICENSE_2 \
 193 " * This library is free software; you can redistribute it and/or\n" \
 194 " * modify it under the terms of the GNU Lesser General Public\n" \
 195 " * License as published by the Free Software Foundation; either\n" \
 196 " * version 2.1 of the License, or (at your option) any later version.\n"
 197
 198 #define LICENSE_3 \
 199 " * This library is distributed in the hope that it will be useful,\n" \
 200 " * but WITHOUT ANY WARRANTY; without even the implied warranty of\n" \
 201 " * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU\n" \
 202 " * Lesser General Public License for more details.\n"
 203
 204 #define LICENSE_4 \
 205 " * You should have received a copy of the GNU Lesser General Public\n" \
 206 " * License along with this library; if not, write to the Free Software\n" \
 207 " * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA\n" \
 208 " * 02110-1301  USA\n" " */"
 209
 210 static void license()
 211 {
 212   printf("%s *\n%s *\n%s *\n%s\n",
 213          LICENSE_1, LICENSE_2, LICENSE_3, LICENSE_4);
 214   exit(0);
 215 }
 216
 217 #undef LICENSE_4
 218 #undef LICENSE_3
 219 #undef LICENSE_2
 220 #undef LICENSE_1
 221
 222 static void print_version()
 223 {
 224   static const char version[] =
 225 #ifdef VN
 226     VN
 227 #else
 228     PACKAGE_VERSION
 229 #endif
 230     " for " CANONICAL_TARGET;
 231   printf("quvi %s\n  libquvi %s\n  libquvi-scripts %s\n",
 232          version, quvi_version(QUVI_VERSION_LONG),
 233          quvi_version(QUVI_VERSION_SCRIPTS));
 234   exit(0);
 235 }
 236
 237 static void dump_host(char *domain, char *formats)
 238 {
 239   printf("%s\t%s\n", domain, formats);
 240   quvi_free(domain);
 241   quvi_free(formats);
 242 }
 243
 244 /* Wraps quvi_supported_ident. */
 245 static void supported(quvi_t quvi)
 246 {
 247 #ifndef _QUVI_SUPPORTED
 248   quvi_ident_t ident;
 249   char *formats;
 250 #endif
 251   QUVIcode rc;
 252   int i;
 253
 254   rc = QUVI_NOSUPPORT;
 255
 256   for (i=0; i<opts->inputs_num; ++i)
 257     {
 258       rc = quvi_supported_ident(quvi, (char*)opts->inputs[i], &ident);
 259       if (rc == QUVI_OK)
 260         {
 261           quvi_ident_getprop(ident, QUVI_IDENT_PROPERTY_FORMATS, &formats);
 262           spew("%10s : %s\n", formats, (char *)opts->inputs[i]);
 263           quvi_supported_ident_close(&ident);
 264         }
 265       else
 266         dump_error(quvi,rc);
 267     }
 268
 269   exit(rc);
 270 }
 271
 272 /* Query which formats are available for the URL */
 273 static void query_formats(quvi_t quvi)
 274 {
 275   QUVIcode rc;
 276   int i;
 277
 278   if (opts->inputs_num < 1)
 279     {
 280       spew_qe("error: no input URLs\n");
 281       exit (QUVI_INVARG);
 282     }
 283
 284   for (i=0; i<opts->inputs_num; ++i)
 285     {
 286       char *formats = NULL;
 287
 288       rc = quvi_query_formats(quvi, (char*)opts->inputs[i], &formats);
 289       if (rc == QUVI_OK)
 290         {
 291           spew("%10s : %s\n", formats, opts->inputs[i]);
 292           quvi_free(formats);
 293         }
 294       else
 295         dump_error(quvi,rc);
 296     }
 297
 298   exit(rc);
 299 }
 300
 301 /* dumps all supported hosts to stdout. */
 302 static void support(quvi_t quvi)
 303 {
 304   int done = 0;
 305
 306   if (opts->inputs_num > 0)
 307     supported(quvi);
 308
 309   while (!done)
 310     {
 311       char *domain, *formats;
 312       QUVIcode rc;
 313
 314       rc = quvi_next_supported_website(quvi, &domain, &formats);
 315
 316       switch (rc)
 317         {
 318         case QUVI_OK:
 319           dump_host(domain, formats);
 320           break;
 321         case QUVI_LAST:
 322           done = 1;
 323           break;
 324         default:
 325           spew_e("%s\n", quvi_strerror(quvi, rc));
 326           break;
 327         }
 328     }
 329
 330   exit(0);
 331 }
 332
 333 static void invoke_exec(quvi_media_t media)
 334 {
 335   char *cmd, *media_url, *q_media_url;
 336   char *page_title, *q_page_title, *t;
 337   int rc;
 338
 339   quvi_getprop(media, QUVIPROP_PAGETITLE, &page_title);
 340   t = strdup(page_title);
 341   t = strepl(t, "\"", "\\\""); /* Escape existing double quotation marks */
 342   asprintf(&q_page_title, "\"%s\"", t); /* Put inside quotation marks */
 343   _free(t);
 344
 345   quvi_getprop(media, QUVIPROP_MEDIAURL, &media_url);
 346   asprintf(&q_media_url, "\"%s\"", media_url);
 347
 348   cmd = strdup(opts->exec_arg);
 349   cmd = strepl(cmd, "%t", q_page_title);
 350   cmd = strepl(cmd, "%u", q_media_url);
 351
 352   _free(q_page_title);
 353   _free(q_media_url);
 354
 355   rc = system(cmd);
 356
 357   switch (rc)
 358     {
 359     case 0:
 360       break;
 361     case -1:
 362       spew_e("error: failed to execute `%s'\n", cmd);
 363       break;
 364     default:
 365       spew_e("error: child exited with: %d\n", rc >> 8);
 366       break;
 367     }
 368
 369   _free(cmd);
 370 }
 371
 372 struct parsed_url_s
 373 {
 374   char *media_url;
 375   char *content_type;
 376   double content_length;
 377   char *file_suffix;
 378 };
 379
 380 typedef struct parsed_url_s *parsed_url_t;
 381
 382 static void dump_media_url_xml(parsed_url_t p, int i)
 383 {
 384   char *media_url = curl_easy_escape(curl, p->media_url, 0);
 385
 386   spew("   <link id=\"%d\">\n", i);
 387
 388   if (p->content_length)
 389     spew("       <length_bytes>%.0f</length_bytes>\n", p->content_length);
 390
 391   if (strlen(p->content_type))
 392     spew("       <content_type>%s</content_type>\n", p->content_type);
 393
 394   if (strlen(p->file_suffix))
 395     spew("       <file_suffix>%s</file_suffix>\n", p->file_suffix);
 396
 397   spew("       <url>%s</url>\n"
 398        "   </link>\n",
 399        media_url ? media_url : p->media_url);
 400
 401   _free(media_url);
 402 }
 403
 404 static void dump_media_url_json(parsed_url_t p, int i, int prepend_newln)
 405 {
 406   if (prepend_newln)
 407     spew(",\n");
 408
 409   spew("    {\n"
 410        "      \"id\": \"%d\",\n", i);
 411
 412   if (p->content_length)
 413     spew("      \"length_bytes\": \"%.0f\",\n", p->content_length);
 414
 415   if (strlen(p->content_type))
 416     spew("      \"content_type\": \"%s\",\n", p->content_type);
 417
 418   if (strlen(p->file_suffix))
 419     spew("      \"file_suffix\": \"%s\",\n", p->file_suffix);
 420
 421   spew("      \"url\": \"%s\"\n"
 422        "    }",
 423        p->media_url);
 424 }
 425
 426 static void dump_media_urls(quvi_media_t media)
 427 {
 428   int json_flag=0, i=1;
 429   do
 430     {
 431       struct parsed_url_s p;
 432
 433       memset(&p, 0, sizeof(&p));
 434
 435       quvi_getprop(media, QUVIPROP_MEDIAURL, &p.media_url);
 436       quvi_getprop(media, QUVIPROP_MEDIACONTENTTYPE, &p.content_type);
 437       quvi_getprop(media, QUVIPROP_MEDIACONTENTLENGTH, &p.content_length);
 438       quvi_getprop(media, QUVIPROP_FILESUFFIX, &p.file_suffix);
 439
 440       if (opts->xml_given)
 441         dump_media_url_xml(&p,i);
 442       else
 443         {
 444           dump_media_url_json(&p, i, i>1);
 445           json_flag = 1;
 446         }
 447       ++i;
 448     }
 449   while (quvi_next_media_url(media) == QUVI_OK);
 450
 451   if (json_flag)
 452     spew("\n");
 453 }
 454
 455 struct parsed_s
 456 {
 457   char *page_url;
 458   char *page_title;
 459   char *media_id;
 460   char *format;
 461   char *host;
 462   char *start_time;
 463   char *thumb_url;
 464   double duration;
 465 };
 466
 467 typedef struct parsed_s *parsed_t;
 468
 469 static void dump_media_xml(parsed_t p)
 470 {
 471   char *e_page_url, *e_thumb_url;
 472
 473   e_page_url = curl_easy_escape(curl, p->page_url, 0);
 474   e_thumb_url = curl_easy_escape(curl, p->thumb_url, 0);
 475
 476   spew("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
 477        "<media id=\"%s\" host=\"%s\">\n"
 478        "   <format_requested>%s</format_requested>\n"
 479        "   <page_title>%s</page_title>\n"
 480        "   <page_url>%s</page_url>\n",
 481        p->media_id,
 482        p->host,
 483        p->format,
 484        p->page_title,
 485        e_page_url ? e_page_url : "");
 486
 487   if (strlen(p->start_time))
 488     spew("   <start_time>%s</start_time>\n", p->start_time);
 489
 490   if (e_thumb_url && strlen(e_thumb_url))
 491     spew("   <thumbnail_url>%s</thumbnail_url>\n", e_thumb_url);
 492
 493   if (p->duration)
 494     spew("   <duration>%.0f</duration>\n", p->duration);
 495
 496   if (e_page_url)
 497     {
 498       curl_free(e_page_url);
 499       e_page_url = NULL;
 500     }
 501
 502   if (e_thumb_url)
 503     {
 504       curl_free(e_thumb_url);
 505       e_thumb_url = NULL;
 506     }
 507 }
 508
 509 static void dump_media_json(parsed_t p)
 510 {
 511   char *t;
 512
 513   t = strdup(p->page_title);
 514   t = strepl(t, "\"", "\\\"");
 515
 516   spew("{\n"
 517        "  \"host\": \"%s\",\n"
 518        "  \"page_title\": \"%s\",\n"
 519        "  \"page_url\": \"%s\",\n"
 520        "  \"id\": \"%s\",\n"
 521        "  \"format_requested\": \"%s\",\n",
 522        p->host,
 523        t,
 524        p->page_url,
 525        p->media_id,
 526        p->format);
 527
 528   if (strlen(p->start_time))
 529     spew("  \"start_time\": \"%s\",\n", p->start_time);
 530
 531   if (strlen(p->thumb_url))
 532     spew("  \"thumbnail_url\": \"%s\",\n", p->thumb_url);
 533
 534   if (p->duration)
 535     spew("  \"duration\": \"%.0f\",\n", p->duration);
 536
 537   spew("  \"link\": [\n");
 538
 539   _free(t);
 540 }
 541
 542 static void dump_media(quvi_media_t media)
 543 {
 544   struct parsed_s p;
 545
 546   memset(&p, 0, sizeof(p));
 547
 548   quvi_getprop(media, QUVIPROP_HOSTID, &p.host);
 549   quvi_getprop(media, QUVIPROP_PAGEURL, &p.page_url);
 550   quvi_getprop(media, QUVIPROP_PAGETITLE, &p.page_title);
 551   quvi_getprop(media, QUVIPROP_MEDIAID, &p.media_id);
 552   quvi_getprop(media, QUVIPROP_FORMAT, &p.format);
 553   quvi_getprop(media, QUVIPROP_STARTTIME, &p.start_time);
 554   quvi_getprop(media, QUVIPROP_MEDIATHUMBNAILURL, &p.thumb_url);
 555   quvi_getprop(media, QUVIPROP_MEDIADURATION, &p.duration);
 556
 557   if (opts->xml_given)
 558     dump_media_xml(&p);
 559   else
 560     dump_media_json(&p);
 561
 562   dump_media_urls(media);
 563
 564   if (opts->xml_given)
 565     spew("</media>\n");
 566   else
 567     spew("  ]\n}\n");
 568 }
 569
 570 static quvi_t init_quvi()
 571 {
 572   QUVIcode rc;
 573   quvi_t quvi;
 574
 575   if ((rc = quvi_init(&quvi)) != QUVI_OK)
 576     {
 577       dump_error(quvi, rc);
 578       exit(rc);
 579     }
 580   assert(quvi != 0);
 581
 582   /* Set quvi options. */
 583
 584   if (opts->format_given)
 585     quvi_setopt(quvi, QUVIOPT_FORMAT, opts->format_arg);
 586
 587   quvi_setopt(quvi, QUVIOPT_NORESOLVE, opts->no_resolve_given);
 588   quvi_setopt(quvi, QUVIOPT_NOVERIFY, opts->no_verify_given);
 589
 590   if (opts->category_all_given)
 591     quvi_setopt(quvi, QUVIOPT_CATEGORY, QUVIPROTO_ALL);
 592   else
 593     {
 594       long n = 0;
 595       if (opts->category_http_given)
 596         n |= QUVIPROTO_HTTP;
 597       if (opts->category_mms_given)
 598         n |= QUVIPROTO_MMS;
 599       if (opts->category_rtsp_given)
 600         n |= QUVIPROTO_RTSP;
 601       if (opts->category_rtmp_given)
 602         n |= QUVIPROTO_RTMP;
 603       if (n > 0)
 604         quvi_setopt(quvi, QUVIOPT_CATEGORY, n);
 605     }
 606
 607   quvi_setopt(quvi, QUVIOPT_STATUSFUNCTION, status_callback);
 608
 609   /* Use the quvi created cURL handle. */
 610
 611   quvi_getinfo(quvi, QUVIINFO_CURL, &curl);
 612   assert(curl != 0);
 613
 614   if (opts->agent_given)
 615     curl_easy_setopt(curl, CURLOPT_USERAGENT, opts->agent_arg);
 616
 617   if (opts->proxy_given)
 618     curl_easy_setopt(curl, CURLOPT_PROXY, opts->proxy_arg);
 619
 620   if (opts->no_proxy_given)
 621     curl_easy_setopt(curl, CURLOPT_PROXY, "");
 622
 623   curl_easy_setopt(curl, CURLOPT_VERBOSE, opts->verbose_libcurl_given);
 624
 625   curl_easy_setopt(curl, CURLOPT_CONNECTTIMEOUT,
 626                    opts->connect_timeout_arg);
 627
 628   return (quvi);
 629 }
 630
 631 static void cleanup()
 632 {
 633   quvi_llst_free(&inputs);
 634   assert(inputs == NULL);
 635
 636   if (quvi)
 637     quvi_close(&quvi);
 638   assert(quvi == NULL);
 639
 640   if (opts)
 641     {
 642       cmdline_parser_free(opts);
 643       _free(opts);
 644     }
 645   assert(opts == NULL);
 646 }
 647
 648 static void read_from(FILE *f, int close)
 649 {
 650   char b[256];
 651
 652   if (!f)
 653     return;
 654
 655   while (fgets(b, sizeof(b), f))
 656     {
 657       if (strlen(b) > 16)
 658         {
 659           const size_t n = strlen(b)-1;
 660
 661           if (b[n] == '\n')
 662             b[n] = '\0';
 663
 664           quvi_llst_append(&inputs, strdup(b));
 665         }
 666     }
 667
 668   if (close)
 669     {
 670       fclose(f);
 671       f = NULL;
 672     }
 673 }
 674
 675 static char *parse_url_scheme(const char *url)
 676 {
 677   char *p, *r;
 678
 679   p = strstr(url, ":/");
 680   if (!p)
 681     return (NULL);
 682
 683   asprintf(&r, "%.*s", (int)(p - url), url);
 684
 685   return (r);
 686 }
 687
 688 static int is_url(const char *s)
 689 {
 690   char *p = parse_url_scheme(s);
 691   if (p)
 692     {
 693       _free(p);
 694       return (1);
 695     }
 696   return (0);
 697 }
 698
 699 static FILE* open_file(const char *path)
 700 {
 701   FILE *f = fopen(path, "rt");
 702   if (!f)
 703 #ifdef HAVE_STRERROR
 704     spew_e("error: %s: %s\n", path, strerror(errno));
 705 #else
 706     perror("fopen");
 707 #endif
 708   return (f);
 709 }
 710
 711 static int read_input()
 712 {
 713   if (opts->inputs_num == 0)
 714     read_from(stdin, 0);
 715   else
 716     {
 717       int i;
 718       for (i=0; i<opts->inputs_num; ++i)
 719         {
 720           if (!is_url(opts->inputs[i]))
 721             read_from(open_file(opts->inputs[i]), 1);
 722           else /* Must be an URL. */
 723             quvi_llst_append(&inputs, strdup(opts->inputs[i]));
 724         }
 725     }
 726   return (quvi_llst_size(inputs));
 727 }
 728
 729 int main(int argc, char *argv[])
 730 {
 731   const char *home, *no_config, *fname;
 732   QUVIcode rc, last_failure;
 733   quvi_llst_node_t curr;
 734   quvi_media_t media;
 735   int no_config_flag;
 736   int i, inputs_num;
 737   int errors;
 738
 739   assert(quvi == NULL);
 740   assert(curl == NULL);
 741   assert(opts == NULL);
 742   assert(inputs == NULL);
 743
 744   no_config = getenv("QUVI_NO_CONFIG");
 745   no_config_flag = 1;
 746
 747   home = getenv("QUVI_HOME");
 748   if (!home)
 749     home = getenv("HOME");
 750
 751 #ifndef HOST_W32
 752   fname = "/.quvirc";
 753 #else
 754   fname = "\\quvirc";
 755 #endif
 756
 757   atexit(cleanup);
 758
 759   opts = calloc(1, sizeof(struct gengetopt_args_info));
 760   if (!opts)
 761     return(QUVI_MEM);
 762
 763   /* Init cmdline parser. */
 764
 765   if (home && !no_config)
 766     {
 767       char *path;
 768       FILE *f;
 769
 770       asprintf(&path, "%s%s", home, fname);
 771       f = fopen(path, "r");
 772
 773       if (f != NULL)
 774         {
 775           struct cmdline_parser_params *pp;
 776
 777           fclose(f);
 778           f = NULL;
 779
 780           pp = cmdline_parser_params_create();
 781           pp->check_required = 0;
 782
 783           if (cmdline_parser_config_file(path, opts, pp) == 0)
 784             {
 785               pp->initialize = 0;
 786               pp->override = 1;
 787               pp->check_required = 1;
 788
 789               if (cmdline_parser_ext(argc, argv, opts, pp) == 0)
 790                 no_config_flag = 0;
 791             }
 792           _free(pp);
 793         }
 794
 795       _free(path);
 796     }
 797
 798   if (no_config_flag)
 799     {
 800       if (cmdline_parser(argc, argv, opts) != 0)
 801         return (QUVI_INVARG);
 802     }
 803
 804   if (opts->version_given)
 805     print_version(opts);
 806
 807   if (opts->license_given)
 808     license(opts);
 809
 810   verbose_flag = !opts->quiet_given;
 811
 812   quvi = init_quvi();
 813
 814   if (opts->query_formats_given)
 815     query_formats(quvi);
 816
 817   if (opts->support_given)
 818     support(quvi);
 819
 820   /* User input */
 821
 822   inputs_num = read_input();
 823
 824   if (inputs_num == 0)
 825     {
 826       spew_qe("error: no input URLs\n");
 827       return (QUVI_INVARG);
 828     }
 829
 830   last_failure = QUVI_OK;
 831   errors = 0;
 832
 833   for (i=0, curr=inputs; curr; ++i)
 834     {
 835       char *url = quvi_llst_data(curr);
 836       rc = quvi_parse(quvi, url, &media);
 837       if (rc == QUVI_OK)
 838         {
 839           assert(media != 0);
 840           dump_media(media);
 841
 842           if (opts->exec_given)
 843             {
 844               do
 845                 {
 846                   invoke_exec(media);
 847                 }
 848               while (quvi_next_media_url(media) == QUVI_OK);
 849             }
 850         }
 851       else
 852         {
 853           dump_error(quvi,rc);
 854           last_failure = rc;
 855           ++errors;
 856         }
 857       quvi_parse_close(&media);
 858       assert(media == 0);
 859       curr = quvi_llst_next(curr);
 860     }
 861
 862   if (inputs_num > 1)
 863     {
 864       spew_qe("Results: %d OK, %d failed (last 0x%02x), exit with 0x%02x\n",
 865               inputs_num - errors, errors, last_failure, rc);
 866     }
 867
 868   return (rc);
 869 }
 870
 871 /* vim: set ts=2 sw=2 tw=72 expandtab: */