libswfdec/swfdec_system_as.c

   1 /* Swfdec
   2  * Copyright (C) 2007 Benjamin Otte <otte@gnome.org>
   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,
  17  * Boston, MA  02110-1301  USA
  18  */
  19
  20 #ifdef HAVE_CONFIG_H
  21 #include "config.h"
  22 #endif
  23
  24 #include "swfdec.h"
  25 #include "swfdec_as_internal.h"
  26 #include "swfdec_as_string.h"
  27 #include "swfdec_as_strings.h"
  28 #include "swfdec_codec_audio.h"
  29 #include "swfdec_debug.h"
  30 #include "swfdec_player_internal.h"
  31
  32 SWFDEC_AS_NATIVE (1066, 0, swfdec_system_setClipboard)
  33 void
  34 swfdec_system_setClipboard (SwfdecAsContext *cx, SwfdecAsObject *object,
  35     guint argc, SwfdecAsValue *argv, SwfdecAsValue *ret)
  36 {
  37   SWFDEC_STUB ("System.setClipboard (static)");
  38 }
  39
  40 SWFDEC_AS_NATIVE (2107, 0, swfdec_system_showSettings)
  41 void
  42 swfdec_system_showSettings (SwfdecAsContext *cx, SwfdecAsObject *object,
  43     guint argc, SwfdecAsValue *argv, SwfdecAsValue *ret)
  44 {
  45   SWFDEC_STUB ("System.showSettings (static)");
  46 }
  47
  48 SWFDEC_AS_NATIVE (2107, 1, swfdec_system_get_exactSettings)
  49 void
  50 swfdec_system_get_exactSettings (SwfdecAsContext *cx, SwfdecAsObject *object,
  51     guint argc, SwfdecAsValue *argv, SwfdecAsValue *ret)
  52 {
  53   SWFDEC_STUB ("System.exactSettings (static, get)");
  54 }
  55
  56 SWFDEC_AS_NATIVE (2107, 2, swfdec_system_set_exactSettings)
  57 void
  58 swfdec_system_set_exactSettings (SwfdecAsContext *cx, SwfdecAsObject *object,
  59     guint argc, SwfdecAsValue *argv, SwfdecAsValue *ret)
  60 {
  61   SWFDEC_STUB ("System.exactSettings (static, set)");
  62 }
  63
  64 SWFDEC_AS_NATIVE (2107, 3, swfdec_system_get_useCodepage)
  65 void
  66 swfdec_system_get_useCodepage (SwfdecAsContext *cx, SwfdecAsObject *object,
  67     guint argc, SwfdecAsValue *argv, SwfdecAsValue *ret)
  68 {
  69   SWFDEC_STUB ("System.useCodepage (static, get)");
  70 }
  71
  72 SWFDEC_AS_NATIVE (2107, 4, swfdec_system_set_useCodepage)
  73 void
  74 swfdec_system_set_useCodepage (SwfdecAsContext *cx, SwfdecAsObject *object,
  75     guint argc, SwfdecAsValue *argv, SwfdecAsValue *ret)
  76 {
  77   SWFDEC_STUB ("System.useCodepage (static, set)");
  78 }
  79
  80 static void
  81 swfdec_system_has_audio (SwfdecPlayer *player, SwfdecAsValue *ret)
  82 {
  83   /* FIXME: allow setting this? */
  84   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, TRUE);
  85 }
  86
  87 static void
  88 swfdec_system_has_streaming_audio (SwfdecPlayer *player, SwfdecAsValue *ret)
  89 {
  90   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, TRUE);
  91 }
  92
  93 static void
  94 swfdec_system_has_streaming_video (SwfdecPlayer *player, SwfdecAsValue *ret)
  95 {
  96   /* FIXME: check if video decoders got compiled in? */
  97   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, TRUE);
  98 }
  99
 100 static void
 101 swfdec_system_has_embedded_video (SwfdecPlayer *player, SwfdecAsValue *ret)
 102 {
 103   /* FIXME: what's this? */
 104   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, TRUE);
 105 }
 106
 107 static void
 108 swfdec_system_has_mp3 (SwfdecPlayer *player, SwfdecAsValue *ret)
 109 {
 110   SwfdecAudioDecoder *dec = swfdec_audio_decoder_new (SWFDEC_AUDIO_CODEC_MP3,
 111       swfdec_audio_format_new (44100, 2, TRUE));
 112
 113   if (dec) {
 114     SWFDEC_AS_VALUE_SET_BOOLEAN (ret, TRUE);
 115     swfdec_audio_decoder_free (dec);
 116   } else {
 117     SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 118   }
 119 }
 120
 121 static void
 122 swfdec_system_has_audio_encoder (SwfdecPlayer *player, SwfdecAsValue *ret)
 123 {
 124   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 125 }
 126
 127 static void
 128 swfdec_system_has_video_encoder (SwfdecPlayer *player, SwfdecAsValue *ret)
 129 {
 130   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 131 }
 132
 133 static void
 134 swfdec_system_has_accessibility (SwfdecPlayer *player, SwfdecAsValue *ret)
 135 {
 136   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 137 }
 138
 139 static void
 140 swfdec_system_has_printing (SwfdecPlayer *player, SwfdecAsValue *ret)
 141 {
 142   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 143 }
 144
 145 static void
 146 swfdec_system_has_screen_broadcast (SwfdecPlayer *player, SwfdecAsValue *ret)
 147 {
 148   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 149 }
 150
 151 static void
 152 swfdec_system_has_screen_playback (SwfdecPlayer *player, SwfdecAsValue *ret)
 153 {
 154   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 155 }
 156
 157 static void
 158 swfdec_system_is_debugger (SwfdecPlayer *player, SwfdecAsValue *ret)
 159 {
 160   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, player->system->debugger);
 161 }
 162
 163 static void
 164 swfdec_system_version (SwfdecPlayer *player, SwfdecAsValue *ret)
 165 {
 166   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 167         SWFDEC_AS_CONTEXT (player), player->system->version));
 168 }
 169
 170 static void
 171 swfdec_system_manufacturer (SwfdecPlayer *player, SwfdecAsValue *ret)
 172 {
 173   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 174         SWFDEC_AS_CONTEXT (player), player->system->manufacturer));
 175 }
 176
 177 static void
 178 swfdec_system_screen_width (SwfdecPlayer *player, SwfdecAsValue *ret)
 179 {
 180   SWFDEC_AS_VALUE_SET_INT (ret, player->system->screen_width);
 181 }
 182
 183 static void
 184 swfdec_system_screen_height (SwfdecPlayer *player, SwfdecAsValue *ret)
 185 {
 186   SWFDEC_AS_VALUE_SET_INT (ret, player->system->screen_height);
 187 }
 188
 189 static void
 190 swfdec_system_screen_dpi (SwfdecPlayer *player, SwfdecAsValue *ret)
 191 {
 192   SWFDEC_AS_VALUE_SET_INT (ret, player->system->dpi);
 193 }
 194
 195 static void
 196 swfdec_system_screen_color (SwfdecPlayer *player, SwfdecAsValue *ret)
 197 {
 198   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 199         SWFDEC_AS_CONTEXT (player), player->system->color_mode));
 200 }
 201
 202 static void
 203 swfdec_system_screen_par (SwfdecPlayer *player, SwfdecAsValue *ret)
 204 {
 205   SWFDEC_AS_VALUE_SET_NUMBER (ret, player->system->par);
 206 }
 207
 208 static void
 209 swfdec_system_os (SwfdecPlayer *player, SwfdecAsValue *ret)
 210 {
 211   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 212         SWFDEC_AS_CONTEXT (player), player->system->os));
 213 }
 214
 215 static void
 216 swfdec_system_language (SwfdecPlayer *player, SwfdecAsValue *ret)
 217 {
 218   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 219         SWFDEC_AS_CONTEXT (player), player->system->language));
 220 }
 221
 222 static void
 223 swfdec_system_has_ime (SwfdecPlayer *player, SwfdecAsValue *ret)
 224 {
 225   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 226 }
 227
 228 static void
 229 swfdec_system_player_type (SwfdecPlayer *player, SwfdecAsValue *ret)
 230 {
 231   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 232         SWFDEC_AS_CONTEXT (player), player->system->player_type));
 233 }
 234
 235 static void
 236 swfdec_system_av_disabled (SwfdecPlayer *player, SwfdecAsValue *ret)
 237 {
 238   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 239 }
 240
 241 static void
 242 swfdec_system_local_file_disabled (SwfdecPlayer *player, SwfdecAsValue *ret)
 243 {
 244   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 245 }
 246
 247 static void
 248 swfdec_system_windowless_disabled (SwfdecPlayer *player, SwfdecAsValue *ret)
 249 {
 250   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 251 }
 252
 253 static void
 254 swfdec_system_has_tls (SwfdecPlayer *player, SwfdecAsValue *ret)
 255 {
 256   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 257 }
 258
 259 /* NB: ordered for the query string order */
 260 const struct {
 261   const char *  name;
 262   const char *  server_string;
 263   void          (* get)         (SwfdecPlayer *player, SwfdecAsValue *ret);
 264 } queries[] = {
 265   { SWFDEC_AS_STR_hasAudio,             "A",    swfdec_system_has_audio },
 266   { SWFDEC_AS_STR_hasStreamingAudio,    "SA",   swfdec_system_has_streaming_audio },
 267   { SWFDEC_AS_STR_hasStreamingVideo,    "SV",   swfdec_system_has_streaming_video },
 268   { SWFDEC_AS_STR_hasEmbeddedVideo,     "EV",   swfdec_system_has_embedded_video },
 269   { SWFDEC_AS_STR_hasMP3,               "MP3",  swfdec_system_has_mp3 },
 270   { SWFDEC_AS_STR_hasAudioEncoder,      "AE",   swfdec_system_has_audio_encoder },
 271   { SWFDEC_AS_STR_hasVideoEncoder,      "VE",   swfdec_system_has_video_encoder },
 272   { SWFDEC_AS_STR_hasAccessibility,     "ACC",  swfdec_system_has_accessibility },
 273   { SWFDEC_AS_STR_hasPrinting,          "PR",   swfdec_system_has_printing },
 274   { SWFDEC_AS_STR_hasScreenPlayback,    "SP",   swfdec_system_has_screen_playback },
 275   { SWFDEC_AS_STR_hasScreenBroadcast,   "SB",   swfdec_system_has_screen_broadcast },
 276   { SWFDEC_AS_STR_isDebugger,           "DEB",  swfdec_system_is_debugger },
 277   { SWFDEC_AS_STR_version,              "V",    swfdec_system_version },
 278   { SWFDEC_AS_STR_manufacturer,         NULL,   swfdec_system_manufacturer },
 279   { SWFDEC_AS_STR_screenResolutionX,    "R",    swfdec_system_screen_width },
 280   { SWFDEC_AS_STR_screenResolutionY,    NULL,   swfdec_system_screen_height },
 281   { SWFDEC_AS_STR_screenDPI,            "DP",   swfdec_system_screen_dpi },
 282   { SWFDEC_AS_STR_screenColor,          "COL",  swfdec_system_screen_color },
 283   { SWFDEC_AS_STR_pixelAspectRatio,     NULL,   swfdec_system_screen_par },
 284   { SWFDEC_AS_STR_os,                   "OS",   swfdec_system_os },
 285   { SWFDEC_AS_STR_language,             "L",    swfdec_system_language },
 286   { SWFDEC_AS_STR_hasIME,               "IME",  swfdec_system_has_ime },
 287   { SWFDEC_AS_STR_playerType,           "PT",   swfdec_system_player_type },
 288   { SWFDEC_AS_STR_avHardwareDisable,    "AVD",  swfdec_system_av_disabled },
 289   { SWFDEC_AS_STR_localFileReadDisable, "LFD",  swfdec_system_local_file_disabled },
 290   { SWFDEC_AS_STR_windowlessDisable,    "WD",   swfdec_system_windowless_disabled },
 291   { SWFDEC_AS_STR_hasTLS,               "TLS",  swfdec_system_has_tls },
 292 };
 293
 294 SWFDEC_AS_NATIVE (11, 0, swfdec_system_query)
 295 void
 296 swfdec_system_query (SwfdecAsContext *cx, SwfdecAsObject *object,
 297     guint argc, SwfdecAsValue *argv, SwfdecAsValue *retval)
 298 {
 299   SwfdecPlayer *player = SWFDEC_PLAYER (cx);
 300   SwfdecAsValue val;
 301   guint i;
 302   GString *server;
 303
 304   if (object == NULL) {
 305     SWFDEC_WARNING ("no this object in Query()");
 306     return;
 307   }
 308
 309   server = g_string_new ("");
 310   for (i = 0; i < G_N_ELEMENTS (queries); i++) {
 311     queries[i].get (player, &val);
 312     swfdec_as_object_set_variable (object, queries[i].name, &val);
 313     if (queries[i].name == SWFDEC_AS_STR_screenResolutionY) {
 314       g_string_append_printf (server, "x%d", (int) SWFDEC_AS_VALUE_GET_NUMBER (&val));
 315     } else if (queries[i].name == SWFDEC_AS_STR_pixelAspectRatio) {
 316       char buffer[10];
 317       g_ascii_formatd (buffer, sizeof (buffer), "%.1f",
 318           SWFDEC_AS_VALUE_GET_NUMBER (&val));
 319       g_string_append (server, "&AR=");
 320       g_string_append (server, buffer);
 321     } else if (queries[i].name == SWFDEC_AS_STR_manufacturer) {
 322       char *s = swfdec_as_string_escape (cx, player->system->server_manufacturer);
 323       g_string_append_printf (server, "&M=%s", s);
 324       g_free (s);
 325     } else {
 326       g_assert (queries[i].server_string);
 327       if (i > 0)
 328         g_string_append_c (server, '&');
 329       g_string_append (server, queries[i].server_string);
 330       g_string_append_c (server, '=');
 331       if (SWFDEC_AS_VALUE_IS_BOOLEAN (&val)) {
 332         g_string_append_c (server, SWFDEC_AS_VALUE_GET_BOOLEAN (&val) ? 't' : 'f');
 333       } else if (SWFDEC_AS_VALUE_IS_NUMBER (&val)) {
 334         g_string_append_printf (server, "%d", (int) SWFDEC_AS_VALUE_GET_NUMBER (&val));
 335       } else if (SWFDEC_AS_VALUE_IS_STRING (&val)) {
 336         char *s = swfdec_as_string_escape (cx, SWFDEC_AS_VALUE_GET_STRING (&val));
 337         g_string_append (server, s);
 338         g_free (s);
 339       } else {
 340         g_assert_not_reached ();
 341       }
 342     }
 343   }
 344   SWFDEC_AS_VALUE_SET_STRING (&val, swfdec_as_context_give_string (cx, g_string_free (server, FALSE)));
 345   swfdec_as_object_set_variable (object, SWFDEC_AS_STR_serverString, &val);
 346 }
 347