src/ecmascript/see/navigator.c

   1 /* The SEE navigator 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 <see/see.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/see/input.h"
  26 #include "ecmascript/see/navigator.h"
  27 #include "ecmascript/see/strings.h"
  28 #include "ecmascript/see/window.h"
  29 #include "intl/gettext/libintl.h"
  30 #include "main/select.h"
  31 #include "osdep/newwin.h"
  32 #include "osdep/sysname.h"
  33 #include "protocol/http/http.h"
  34 #include "protocol/uri.h"
  35 #include "session/history.h"
  36 #include "session/location.h"
  37 #include "session/session.h"
  38 #include "session/task.h"
  39 #include "terminal/tab.h"
  40 #include "terminal/terminal.h"
  41 #include "util/conv.h"
  42 #include "util/memory.h"
  43 #include "util/string.h"
  44 #include "viewer/text/draw.h"
  45 #include "viewer/text/form.h"
  46 #include "viewer/text/link.h"
  47 #include "viewer/text/vs.h"
  48
  49 static void navigator_get(struct SEE_interpreter *, struct SEE_object *, struct SEE_string *, struct SEE_value *);
  50 static int navigator_hasproperty(struct SEE_interpreter *, struct SEE_object *, struct SEE_string *);
  51
  52 struct SEE_objectclass js_navigator_object_class = {
  53         "navigator",
  54         navigator_get,
  55         SEE_no_put,
  56         SEE_no_canput,
  57         navigator_hasproperty,
  58         SEE_no_delete,
  59         SEE_no_defaultvalue,
  60         SEE_no_enumerator,
  61         NULL,
  62         NULL,
  63         NULL
  64 };
  65
  66 static void
  67 navigator_get(struct SEE_interpreter *interp, struct SEE_object *o,
  68            struct SEE_string *p, struct SEE_value *res)
  69 {
  70         struct SEE_string *str;
  71
  72         SEE_SET_UNDEFINED(res);
  73         if (p == s_appCodeName) {
  74                 SEE_SET_STRING(res, s_Mozilla);
  75         } else if (p == s_appName) {
  76                 SEE_SET_STRING(res, s_ELinks_);
  77         } else if (p == s_appVersion) {
  78                 str = string_to_SEE_string(interp, VERSION);
  79                 SEE_SET_STRING(res, str);
  80         } else if (p == s_language) {
  81 #ifdef CONFIG_NLS
  82                 if (get_opt_bool("protocol.http.accept_ui_language")) {
  83                         str = string_to_SEE_string(interp,
  84                          language_to_iso639(current_language));
  85                         SEE_SET_STRING(res, str);
  86                 }
  87 #endif
  88         } else if (p == s_platform) {
  89                 str = string_to_SEE_string(interp, system_name);
  90                 SEE_SET_STRING(res, str);
  91         } else if (p == s_userAgent) {
  92                 /* FIXME: Code duplication. */
  93                 unsigned char *optstr = get_opt_str("protocol.http.user_agent");
  94
  95                 if (*optstr && strcmp(optstr, " ")) {
  96                         unsigned char *ustr, ts[64] = "";
  97                         static unsigned char custr[256];
  98
  99                         if (!list_empty(terminals)) {
 100                                 unsigned int tslen = 0;
 101                                 struct terminal *term = terminals.prev;
 102
 103                                 ulongcat(ts, &tslen, term->width, 3, 0);
 104                                 ts[tslen++] = 'x';
 105                                 ulongcat(ts, &tslen, term->height, 3, 0);
 106                         }
 107                         ustr = subst_user_agent(optstr, VERSION_STRING, system_name, ts);
 108
 109                         if (ustr) {
 110                                 safe_strncpy(custr, ustr, 256);
 111                                 mem_free(ustr);
 112                                 str = string_to_SEE_string(interp, custr);
 113                                 SEE_SET_STRING(res, str);
 114                         }
 115                 }
 116         }
 117 }
 118
 119
 120 static int
 121 navigator_hasproperty(struct SEE_interpreter *interp, struct SEE_object *o,
 122               struct SEE_string *p)
 123 {
 124         if (p == s_appCodeName || p == s_appName || p == s_appVersion
 125             || p == s_language || p == s_platform || p == s_userAgent)
 126                 return 1;
 127         return 0;
 128 }
 129
 130
 131
 132 void
 133 init_js_navigator_object(struct ecmascript_interpreter *interpreter)
 134 {
 135         struct global_object *g = interpreter->backend_data;
 136         struct SEE_interpreter *interp = &g->interp;
 137         struct SEE_value v;
 138         struct SEE_object *navigator;
 139
 140         navigator = SEE_NEW(interp, struct SEE_object);
 141
 142         navigator->objectclass = &js_navigator_object_class;
 143         navigator->Prototype = NULL;
 144
 145         SEE_SET_OBJECT(&v, navigator);
 146         SEE_OBJECT_PUT(interp, interp->Global, s_navigator, &v, 0);
 147 }