src/ecmascript/spidermonkey/navigator.c

   1 /* The SpiderMonkey location and history objects implementation. */
   2
   3 #ifdef HAVE_CONFIG_H
   4 #include "config.h"
   5 #endif
   6
   7 #include <stdio.h>
   8 #include <stdlib.h>
   9 #include <string.h>
  10
  11 #include "elinks.h"
  12
  13 #include "ecmascript/spidermonkey/util.h"
  14
  15 #include "bfu/dialog.h"
  16 #include "cache/cache.h"
  17 #include "cookies/cookies.h"
  18 #include "dialogs/menu.h"
  19 #include "dialogs/status.h"
  20 #include "document/html/frames.h"
  21 #include "document/document.h"
  22 #include "document/forms.h"
  23 #include "document/view.h"
  24 #include "ecmascript/ecmascript.h"
  25 #include "ecmascript/spidermonkey/navigator.h"
  26 #include "intl/gettext/libintl.h"
  27 #include "main/select.h"
  28 #include "osdep/newwin.h"
  29 #include "osdep/sysname.h"
  30 #include "protocol/http/http.h"
  31 #include "protocol/uri.h"
  32 #include "session/history.h"
  33 #include "session/location.h"
  34 #include "session/session.h"
  35 #include "session/task.h"
  36 #include "terminal/tab.h"
  37 #include "terminal/terminal.h"
  38 #include "util/conv.h"
  39 #include "util/memory.h"
  40 #include "util/string.h"
  41 #include "viewer/text/draw.h"
  42 #include "viewer/text/form.h"
  43 #include "viewer/text/link.h"
  44 #include "viewer/text/vs.h"
  45
  46
  47 static JSBool navigator_get_property(JSContext *ctx, JSObject *obj, jsval id, jsval *vp);
  48
  49 const JSClass navigator_class = {
  50         "navigator",
  51         JSCLASS_HAS_PRIVATE,
  52         JS_PropertyStub, JS_PropertyStub,
  53         navigator_get_property, JS_PropertyStub,
  54         JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, JS_FinalizeStub
  55 };
  56
  57 enum navigator_prop {
  58         JSP_NAVIGATOR_APP_CODENAME,
  59         JSP_NAVIGATOR_APP_NAME,
  60         JSP_NAVIGATOR_APP_VERSION,
  61         JSP_NAVIGATOR_LANGUAGE,
  62         /* JSP_NAVIGATOR_MIME_TYPES, */
  63         JSP_NAVIGATOR_PLATFORM,
  64         /* JSP_NAVIGATOR_PLUGINS, */
  65         JSP_NAVIGATOR_USER_AGENT,
  66 };
  67 const JSPropertySpec navigator_props[] = {
  68         { "appCodeName",        JSP_NAVIGATOR_APP_CODENAME,     JSPROP_ENUMERATE | JSPROP_READONLY },
  69         { "appName",            JSP_NAVIGATOR_APP_NAME,         JSPROP_ENUMERATE | JSPROP_READONLY },
  70         { "appVersion",         JSP_NAVIGATOR_APP_VERSION,      JSPROP_ENUMERATE | JSPROP_READONLY },
  71         { "language",           JSP_NAVIGATOR_LANGUAGE,         JSPROP_ENUMERATE | JSPROP_READONLY },
  72         { "platform",           JSP_NAVIGATOR_PLATFORM,         JSPROP_ENUMERATE | JSPROP_READONLY },
  73         { "userAgent",          JSP_NAVIGATOR_USER_AGENT,       JSPROP_ENUMERATE | JSPROP_READONLY },
  74         { NULL }
  75 };
  76
  77
  78 /* @navigator_class.getProperty */
  79 static JSBool
  80 navigator_get_property(JSContext *ctx, JSObject *obj, jsval id, jsval *vp)
  81 {
  82         if (!JSVAL_IS_INT(id))
  83                 return JS_TRUE;
  84
  85         undef_to_jsval(ctx, vp);
  86
  87         switch (JSVAL_TO_INT(id)) {
  88         case JSP_NAVIGATOR_APP_CODENAME:
  89                 string_to_jsval(ctx, vp, "Mozilla"); /* More like a constant nowadays. */
  90                 break;
  91         case JSP_NAVIGATOR_APP_NAME:
  92                 /* This evil hack makes the compatibility checking .indexOf()
  93                  * code find what it's looking for. */
  94                 string_to_jsval(ctx, vp, "ELinks (roughly compatible with Netscape Navigator, Mozilla and Microsoft Internet Explorer)");
  95                 break;
  96         case JSP_NAVIGATOR_APP_VERSION:
  97                 string_to_jsval(ctx, vp, VERSION);
  98                 break;
  99         case JSP_NAVIGATOR_LANGUAGE:
 100 #ifdef CONFIG_NLS
 101                 if (get_opt_bool("protocol.http.accept_ui_language"))
 102                         string_to_jsval(ctx, vp, language_to_iso639(current_language));
 103
 104 #endif
 105                 break;
 106         case JSP_NAVIGATOR_PLATFORM:
 107                 string_to_jsval(ctx, vp, system_name);
 108                 break;
 109         case JSP_NAVIGATOR_USER_AGENT:
 110         {
 111                 /* FIXME: Code duplication. */
 112                 unsigned char *optstr = get_opt_str("protocol.http.user_agent");
 113
 114                 if (*optstr && strcmp(optstr, " ")) {
 115                         unsigned char *ustr, ts[64] = "";
 116                         static unsigned char custr[256];
 117
 118                         if (!list_empty(terminals)) {
 119                                 unsigned int tslen = 0;
 120                                 struct terminal *term = terminals.prev;
 121
 122                                 ulongcat(ts, &tslen, term->width, 3, 0);
 123                                 ts[tslen++] = 'x';
 124                                 ulongcat(ts, &tslen, term->height, 3, 0);
 125                         }
 126                         ustr = subst_user_agent(optstr, VERSION_STRING, system_name, ts);
 127
 128                         if (ustr) {
 129                                 safe_strncpy(custr, ustr, 256);
 130                                 mem_free(ustr);
 131                                 string_to_jsval(ctx, vp, custr);
 132                         }
 133                 }
 134         }
 135                 break;
 136         default:
 137                 /* Unrecognized integer property ID; someone is using
 138                  * the object as an array.  SMJS builtin classes (e.g.
 139                  * js_RegExpClass) just return JS_TRUE in this case
 140                  * and leave *@vp unchanged.  Do the same here.
 141                  * (Actually not quite the same, as we already used
 142                  * @undef_to_jsval.)  */
 143                 break;
 144         }
 145
 146         return JS_TRUE;
 147 }