src/misc/match_media_script.c

   1 /* libquvi
   2  * Copyright (C) 2012  Toni Gundogdu <legatvs@gmail.com>
   3  *
   4  * This file is part of libquvi <http://quvi.sourceforge.net/>.
   5  *
   6  * This library is free software: you can redistribute it and/or
   7  * modify it under the terms of the GNU Affero General Public
   8  * License as published by the Free Software Foundation, either
   9  * version 3 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU Affero General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Affero General
  17  * Public License along with this library.  If not, see
  18  * <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include "config.h"
  22
  23 #include <glib/gi18n-lib.h>
  24 #include <glib.h>
  25 #include <string.h>
  26
  27 #include "quvi.h"
  28 /* -- */
  29 #include "_quvi_s.h"
  30 #include "_quvi_media_s.h"
  31 #include "_quvi_net_s.h"
  32 #include "_quvi_script_s.h"
  33 /* -- */
  34 #include "misc/match_media_script.h"
  35 #include "misc/unescape.h"
  36 #include "misc/resolve.h"
  37 #include "misc/media.h"
  38 #include "net/handle.h"
  39 #include "lua/exec.h"
  40
  41 static gboolean _chk_goto_url(_quvi_media_t qm)
  42 {
  43   if (qm->url.redirect_to->len >0)
  44     {
  45       g_string_assign(qm->url.input, qm->url.redirect_to->str);
  46       g_string_assign(qm->url.redirect_to, "");
  47       return (TRUE);
  48     }
  49   return (FALSE);
  50 }
  51
  52 extern QuviError l_match_url_to_media_script(_quvi_media_t, GSList**);
  53 extern const gchar *show_script; /* m_scan_scripts */
  54
  55 typedef QuviMatchMediaScriptMode _qm_mode;
  56
  57 QuviError m_match_media_script(_quvi_t q, _quvi_media_t *qm,
  58                                const gchar *url, const _qm_mode mode)
  59 {
  60   gboolean resolve_flag;
  61   QuviError rc;
  62   GSList *s;
  63
  64   resolve_flag = (mode != QM_MATCH_MS_SUPPORTED_OFFLINE)
  65                  ? TRUE
  66                  : FALSE;
  67
  68   if (*qm == NULL)
  69     *qm = m_media_new(q, url);
  70
  71   if (resolve_flag == TRUE) /* Resolve URL redirection. */
  72     {
  73       m_resolve(q, url, (*qm)->url.input);
  74       if (quvi_ok(q) == QUVI_FALSE)
  75         return (q->status.rc);
  76     }
  77
  78   m_unescape_url((*qm)->url.input);
  79   rc = l_match_url_to_media_script(*qm, &s);
  80
  81   if (rc == QUVI_ERROR_NO_SUPPORT)
  82     {
  83       static const gchar *_E =
  84         N_("No support: %s: Could not find a media script for URL");
  85
  86       g_string_printf(q->status.errmsg, g_dgettext(GETTEXT_PACKAGE, _E), url);
  87       return (rc);
  88     }
  89   else if (rc != QUVI_OK)
  90     return (rc);
  91
  92   if (show_script != NULL && strlen(show_script) >0)
  93     {
  94       const _quvi_script_t qs = (const _quvi_script_t) s->data;
  95
  96       g_message("[%s] libquvi: %s: input URL accepted",
  97                 __func__, qs->fpath->str);
  98     }
  99
 100   switch (mode)
 101     {
 102     case QM_MATCH_MS_PARSE:
 103       rc = l_exec_media_script_parse(*qm, s);
 104       if (rc == QUVI_OK)
 105         {
 106           /* Check if goto_url was set. */
 107           if (_chk_goto_url(*qm) == TRUE)
 108             return (m_match_media_script(q, qm, url, mode));
 109         }
 110       break;
 111
 112     case QM_MATCH_MS_SUPPORTED_OFFLINE:
 113     case QM_MATCH_MS_SUPPORTED_ONLINE:
 114       break;
 115     }
 116   return (rc);
 117 }
 118
 119 /* vim: set ts=2 sw=2 tw=72 expandtab: */