examples/scan.c

   1 /* libquvi
   2  * Copyright (C) 2012  Toni Gundogdu <legatvs@gmail.com>
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (at your option) any later version.
   8  *
   9  * This program 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
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  17  * 02110-1301, USA.
  18  */
  19
  20 #include <locale.h>
  21 #include <stdlib.h>
  22 #include <glib.h>
  23 #include <quvi.h>
  24 #include <curl/curl.h>
  25
  26 static void usage()
  27 {
  28   g_printerr("Usage: scan <URL>\n");
  29   exit(0);
  30 }
  31
  32 extern QuviError status(glong, gpointer);
  33 extern void exit_if_error();
  34 extern void cleanup();
  35
  36 typedef quvi_callback_status qcs;
  37
  38 extern quvi_scan_t qs;
  39 extern quvi_t q;
  40
  41 static void enable_verbose()
  42 {
  43   CURL *c = NULL;
  44   g_assert(q != NULL);
  45   quvi_get(q, QUVI_INFO_CURL_HANDLE, &c);
  46   g_assert(c != NULL);
  47   curl_easy_setopt(c, CURLOPT_VERBOSE, 1L);
  48 }
  49
  50 gint main(gint argc, gchar **argv)
  51 {
  52   gchar *url = NULL;
  53   gint i = 1;
  54
  55   g_assert(qs == NULL);
  56   g_assert(q == NULL);
  57
  58   setlocale(LC_ALL, "");
  59
  60   if (argc < 2)
  61     usage();
  62
  63   q = quvi_new();
  64   exit_if_error();
  65
  66   for (; i<argc; ++i)
  67     {
  68       if (g_strcmp0("-v", argv[i]) == 0)
  69         enable_verbose();
  70       else
  71         url = argv[i];
  72     }
  73
  74   if (url == NULL)
  75     usage();
  76
  77   quvi_set(q, QUVI_OPTION_CALLBACK_STATUS, (qcs) status);
  78
  79   qs = quvi_scan_new(q, url);
  80   exit_if_error();
  81   {
  82     const gchar *s = NULL;
  83     while ((s = quvi_scan_next_media_url(qs)) != NULL)
  84       g_print("%s\n", s);
  85   }
  86
  87   cleanup();
  88
  89   g_assert(qs == NULL);
  90   g_assert(q == NULL);
  91
  92   return (0);
  93 }
  94
  95 /* vim: set ts=2 sw=2 tw=72 expandtab: */