swfdec/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_audio_decoder.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   gboolean result = swfdec_audio_decoder_prepare (SWFDEC_AUDIO_CODEC_MP3,
 111       swfdec_audio_format_new (44100, 2, TRUE), NULL);
 112
 113   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, result);
 114 }
 115
 116 static void
 117 swfdec_system_has_audio_encoder (SwfdecPlayer *player, SwfdecAsValue *ret)
 118 {
 119   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 120 }
 121
 122 static void
 123 swfdec_system_has_video_encoder (SwfdecPlayer *player, SwfdecAsValue *ret)
 124 {
 125   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 126 }
 127
 128 static void
 129 swfdec_system_has_accessibility (SwfdecPlayer *player, SwfdecAsValue *ret)
 130 {
 131   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 132 }
 133
 134 static void
 135 swfdec_system_has_printing (SwfdecPlayer *player, SwfdecAsValue *ret)
 136 {
 137   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 138 }
 139
 140 static void
 141 swfdec_system_has_screen_broadcast (SwfdecPlayer *player, SwfdecAsValue *ret)
 142 {
 143   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 144 }
 145
 146 static void
 147 swfdec_system_has_screen_playback (SwfdecPlayer *player, SwfdecAsValue *ret)
 148 {
 149   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 150 }
 151
 152 static void
 153 swfdec_system_is_debugger (SwfdecPlayer *player, SwfdecAsValue *ret)
 154 {
 155   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, player->priv->system->debugger);
 156 }
 157
 158 static void
 159 swfdec_system_version (SwfdecPlayer *player, SwfdecAsValue *ret)
 160 {
 161   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 162         SWFDEC_AS_CONTEXT (player), player->priv->system->version));
 163 }
 164
 165 static void
 166 swfdec_system_manufacturer (SwfdecPlayer *player, SwfdecAsValue *ret)
 167 {
 168   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 169         SWFDEC_AS_CONTEXT (player), player->priv->system->manufacturer));
 170 }
 171
 172 static void
 173 swfdec_system_screen_width (SwfdecPlayer *player, SwfdecAsValue *ret)
 174 {
 175   *ret = swfdec_as_value_from_integer (SWFDEC_AS_CONTEXT (player), player->priv->system->screen_width);
 176 }
 177
 178 static void
 179 swfdec_system_screen_height (SwfdecPlayer *player, SwfdecAsValue *ret)
 180 {
 181   *ret = swfdec_as_value_from_integer (SWFDEC_AS_CONTEXT (player), player->priv->system->screen_height);
 182 }
 183
 184 static void
 185 swfdec_system_screen_dpi (SwfdecPlayer *player, SwfdecAsValue *ret)
 186 {
 187   *ret = swfdec_as_value_from_integer (SWFDEC_AS_CONTEXT (player), player->priv->system->dpi);
 188 }
 189
 190 static void
 191 swfdec_system_screen_color (SwfdecPlayer *player, SwfdecAsValue *ret)
 192 {
 193   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 194         SWFDEC_AS_CONTEXT (player), player->priv->system->color_mode));
 195 }
 196
 197 static void
 198 swfdec_system_screen_par (SwfdecPlayer *player, SwfdecAsValue *ret)
 199 {
 200   *ret = swfdec_as_value_from_number (SWFDEC_AS_CONTEXT (player), player->priv->system->par);
 201 }
 202
 203 static void
 204 swfdec_system_os (SwfdecPlayer *player, SwfdecAsValue *ret)
 205 {
 206   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 207         SWFDEC_AS_CONTEXT (player), player->priv->system->os));
 208 }
 209
 210 static void
 211 swfdec_system_language (SwfdecPlayer *player, SwfdecAsValue *ret)
 212 {
 213   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 214         SWFDEC_AS_CONTEXT (player), player->priv->system->language));
 215 }
 216
 217 static void
 218 swfdec_system_has_ime (SwfdecPlayer *player, SwfdecAsValue *ret)
 219 {
 220   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 221 }
 222
 223 static void
 224 swfdec_system_player_type (SwfdecPlayer *player, SwfdecAsValue *ret)
 225 {
 226   SWFDEC_AS_VALUE_SET_STRING (ret, swfdec_as_context_get_string (
 227         SWFDEC_AS_CONTEXT (player), player->priv->system->player_type));
 228 }
 229
 230 static void
 231 swfdec_system_av_disabled (SwfdecPlayer *player, SwfdecAsValue *ret)
 232 {
 233   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 234 }
 235
 236 static void
 237 swfdec_system_local_file_disabled (SwfdecPlayer *player, SwfdecAsValue *ret)
 238 {
 239   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 240 }
 241
 242 static void
 243 swfdec_system_windowless_disabled (SwfdecPlayer *player, SwfdecAsValue *ret)
 244 {
 245   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 246 }
 247
 248 static void
 249 swfdec_system_has_tls (SwfdecPlayer *player, SwfdecAsValue *ret)
 250 {
 251   SWFDEC_AS_VALUE_SET_BOOLEAN (ret, FALSE);
 252 }
 253
 254 /* NB: ordered for the query string order */
 255 const struct {
 256   const char *  name;
 257   const char *  server_string;
 258   void          (* get)         (SwfdecPlayer *player, SwfdecAsValue *ret);
 259 } queries[] = {
 260   { SWFDEC_AS_STR_hasAudio,             "A",    swfdec_system_has_audio },
 261   { SWFDEC_AS_STR_hasStreamingAudio,    "SA",   swfdec_system_has_streaming_audio },
 262   { SWFDEC_AS_STR_hasStreamingVideo,    "SV",   swfdec_system_has_streaming_video },
 263   { SWFDEC_AS_STR_hasEmbeddedVideo,     "EV",   swfdec_system_has_embedded_video },
 264   { SWFDEC_AS_STR_hasMP3,               "MP3",  swfdec_system_has_mp3 },
 265   { SWFDEC_AS_STR_hasAudioEncoder,      "AE",   swfdec_system_has_audio_encoder },
 266   { SWFDEC_AS_STR_hasVideoEncoder,      "VE",   swfdec_system_has_video_encoder },
 267   { SWFDEC_AS_STR_hasAccessibility,     "ACC",  swfdec_system_has_accessibility },
 268   { SWFDEC_AS_STR_hasPrinting,          "PR",   swfdec_system_has_printing },
 269   { SWFDEC_AS_STR_hasScreenPlayback,    "SP",   swfdec_system_has_screen_playback },
 270   { SWFDEC_AS_STR_hasScreenBroadcast,   "SB",   swfdec_system_has_screen_broadcast },
 271   { SWFDEC_AS_STR_isDebugger,           "DEB",  swfdec_system_is_debugger },
 272   { SWFDEC_AS_STR_version,              "V",    swfdec_system_version },
 273   { SWFDEC_AS_STR_manufacturer,         NULL,   swfdec_system_manufacturer },
 274   { SWFDEC_AS_STR_screenResolutionX,    "R",    swfdec_system_screen_width },
 275   { SWFDEC_AS_STR_screenResolutionY,    NULL,   swfdec_system_screen_height },
 276   { SWFDEC_AS_STR_screenDPI,            "DP",   swfdec_system_screen_dpi },
 277   { SWFDEC_AS_STR_screenColor,          "COL",  swfdec_system_screen_color },
 278   { SWFDEC_AS_STR_pixelAspectRatio,     NULL,   swfdec_system_screen_par },
 279   { SWFDEC_AS_STR_os,                   "OS",   swfdec_system_os },
 280   { SWFDEC_AS_STR_language,             "L",    swfdec_system_language },
 281   { SWFDEC_AS_STR_hasIME,               "IME",  swfdec_system_has_ime },
 282   { SWFDEC_AS_STR_playerType,           "PT",   swfdec_system_player_type },
 283   { SWFDEC_AS_STR_avHardwareDisable,    "AVD",  swfdec_system_av_disabled },
 284   { SWFDEC_AS_STR_localFileReadDisable, "LFD",  swfdec_system_local_file_disabled },
 285   { SWFDEC_AS_STR_windowlessDisable,    "WD",   swfdec_system_windowless_disabled },
 286   { SWFDEC_AS_STR_hasTLS,               "TLS",  swfdec_system_has_tls },
 287 };
 288
 289 SWFDEC_AS_NATIVE (11, 0, swfdec_system_query)
 290 void
 291 swfdec_system_query (SwfdecAsContext *cx, SwfdecAsObject *object,
 292     guint argc, SwfdecAsValue *argv, SwfdecAsValue *retval)
 293 {
 294   SwfdecPlayer *player = SWFDEC_PLAYER (cx);
 295   SwfdecAsValue val;
 296   guint i;
 297   GString *server;
 298
 299   if (object == NULL) {
 300     SWFDEC_WARNING ("no this object in Query()");
 301     return;
 302   }
 303
 304   server = g_string_new ("");
 305   for (i = 0; i < G_N_ELEMENTS (queries); i++) {
 306     queries[i].get (player, &val);
 307     swfdec_as_object_set_variable (object, queries[i].name, &val);
 308     if (queries[i].name == SWFDEC_AS_STR_screenResolutionY) {
 309       g_string_append_printf (server, "x%d", (int) SWFDEC_AS_VALUE_GET_NUMBER (val));
 310     } else if (queries[i].name == SWFDEC_AS_STR_pixelAspectRatio) {
 311       char buffer[10];
 312       g_ascii_formatd (buffer, sizeof (buffer), "%.1f",
 313           SWFDEC_AS_VALUE_GET_NUMBER (val));
 314       g_string_append (server, "&AR=");
 315       g_string_append (server, buffer);
 316     } else if (queries[i].name == SWFDEC_AS_STR_manufacturer) {
 317       char *s = swfdec_as_string_escape (cx, player->priv->system->server_manufacturer);
 318       g_string_append_printf (server, "&M=%s", s);
 319       g_free (s);
 320     } else {
 321       g_assert (queries[i].server_string);
 322       if (i > 0)
 323         g_string_append_c (server, '&');
 324       g_string_append (server, queries[i].server_string);
 325       g_string_append_c (server, '=');
 326       if (SWFDEC_AS_VALUE_IS_BOOLEAN (val)) {
 327         g_string_append_c (server, SWFDEC_AS_VALUE_GET_BOOLEAN (val) ? 't' : 'f');
 328       } else if (SWFDEC_AS_VALUE_IS_NUMBER (val)) {
 329         g_string_append_printf (server, "%d", (int) SWFDEC_AS_VALUE_GET_NUMBER (val));
 330       } else if (SWFDEC_AS_VALUE_IS_STRING (val)) {
 331         char *s = swfdec_as_string_escape (cx, SWFDEC_AS_VALUE_GET_STRING (val));
 332         g_string_append (server, s);
 333         g_free (s);
 334       } else {
 335         g_assert_not_reached ();
 336       }
 337     }
 338   }
 339   SWFDEC_AS_VALUE_SET_STRING (&val, swfdec_as_context_give_string (cx, g_string_free (server, FALSE)));
 340   swfdec_as_object_set_variable (object, SWFDEC_AS_STR_serverString, &val);
 341 }
 342