src/lua/quvi/http/metainfo.c

   1 /* libquvi
   2  * Copyright (C) 2013  Toni Gundogdu <legatvs@gmail.com>
   3  *
   4  * This file is part of libquvi <http://quvi.sourceforge.net/>.
   5  *
   6  * This program 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 program 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 program.  If not, see
  18  * <http://www.gnu.org/licenses/>.
  19  */
  20
  21 #include "config.h"
  22
  23 #include <lauxlib.h>
  24 #include <glib.h>
  25
  26 #include "quvi.h"
  27 /* -- */
  28 #include "_quvi_s.h"
  29 #include "_quvi_http_metainfo_s.h"
  30 /* -- */
  31 #include "lua/def.h"
  32 #include "lua/getfield.h"
  33 #include "lua/setfield.h"
  34 #include "lua/quvi/opts.h"
  35
  36 gint l_quvi_http_metainfo(lua_State *l)
  37 {
  38   _quvi_http_metainfo_t qmi;
  39   gboolean croak_if_error;
  40   const gchar *url;
  41   GSList *opts;
  42   _quvi_t q;
  43
  44   q = (_quvi_t) l_get_reg_userdata(l, USERDATA_QUVI_T);
  45
  46   url = luaL_checkstring(l, 1);
  47   lua_pop(l, 1);
  48
  49   opts = l_quvi_object_opts_new(l, 2);
  50   croak_if_error = l_quvi_object_opts_croak_if_error(opts);
  51   l_quvi_object_opts_curl(opts, q);
  52
  53   qmi = quvi_http_metainfo_new(q, url);
  54
  55   lua_newtable(l);
  56   l_setfield_n(l, QO_RESPONSE_CODE, q->status.resp_code);
  57   l_setfield_n(l, QO_QUVI_CODE, q->status.rc);
  58   l_setfield_s(l, QO_ERROR_MESSAGE, (q->status.rc != QUVI_OK)
  59                ? q->status.errmsg->str
  60                : MS_EMPTY);
  61
  62   if (quvi_ok(q) == QUVI_TRUE)
  63     {
  64       l_setfield_s(l, QO_CONTENT_TYPE, qmi->content_type->str);
  65       l_setfield_n(l, QO_CONTENT_LENGTH, qmi->length_bytes);
  66     }
  67   else
  68     {
  69       if (croak_if_error == TRUE)
  70         luaL_error(l, "%s", q->status.errmsg->str);
  71     }
  72
  73   l_quvi_object_opts_free(opts);
  74   quvi_http_metainfo_free(qmi);
  75
  76   return (1); /* no. of returned values (one table) */
  77 }
  78
  79 /* vim: set ts=2 sw=2 tw=72 expandtab: */