modules/page-modes/duckduckgo.js

   1 /**
   2  * (C) Copyright 2012 John J. Foerch
   3  *
   4  * Use, modification, and distribution are subject to the terms specified in the
   5  * COPYING file.
   6 **/
   7
   8 require("content-buffer.js");
   9
  10 define_keymap("duckduckgo_keymap", $display_name = "duckduckgo");
  11 define_keymap("duckduckgo_anchor_keymap", $display_name = "duckduckgo-anchor");
  12 define_keymap("duckduckgo_select_keymap", $display_name = "duckduckgo-select");
  13
  14 function duckduckgo_call_command (buffer, command) {
  15     var s = Components.utils.Sandbox(buffer.top_frame);
  16     s.window = buffer.top_frame.wrappedJSObject;
  17     s.document = buffer.document.wrappedJSObject;
  18     Components.utils.evalInSandbox("window."+command+"()", s);
  19 }
  20
  21 function duckduckgo_command (command) {
  22     return function (I) {
  23         duckduckgo_call_command(I.buffer, command);
  24     };
  25 }
  26
  27 // The bindings were found in <http://duckduckgo.com/d676.js>.  Each one
  28 // corresponds to a call to 'new YAHOO.util.KeyListener(...)', from which
  29 // the keycode and function name can be gotten.
  30
  31 interactive("duckduckgo-down",
  32     "Calls DuckDuckGo command.",
  33     duckduckgo_command("nkda"));
  34
  35 interactive("duckduckgo-up",
  36     "Calls DuckDuckGo command.",
  37     duckduckgo_command("nkua"));
  38
  39 interactive("duckduckgo-focus-search",
  40     "Calls DuckDuckGo command.",
  41     duckduckgo_command("nks"));
  42
  43 interactive("duckduckgo-related-topics",
  44     "Calls DuckDuckGo command.",
  45     duckduckgo_command("nkr"));
  46
  47 interactive("duckduckgo-main-results",
  48     "Calls DuckDuckGo command.",
  49     duckduckgo_command("nkm"));
  50
  51 interactive("duckduckgo-bang-dropdown",
  52     "Calls DuckDuckGo command.",
  53     duckduckgo_command("nkex"));
  54
  55 interactive("duckduckgo-domain-search",
  56     "Calls DuckDuckGo command.",
  57     duckduckgo_command("nkd"));
  58
  59 interactive("duckduckgo-follow-current",
  60     "Calls DuckDuckGo command.",
  61     alternates(duckduckgo_command("nke"),
  62                duckduckgo_command("nkn")));
  63
  64 define_key(duckduckgo_keymap, "j", "duckduckgo-down");
  65 define_key(duckduckgo_keymap, "k", "duckduckgo-up");
  66 define_key(duckduckgo_keymap, "down", "duckduckgo-down");
  67 define_key(duckduckgo_keymap, "up", "duckduckgo-up");
  68 define_key(duckduckgo_keymap, "r", "duckduckgo-related-topics");
  69 define_key(duckduckgo_keymap, "m", "duckduckgo-main-results");
  70 define_key(duckduckgo_keymap, "/", "duckduckgo-focus-search");
  71 define_key(duckduckgo_keymap, "!", "duckduckgo-bang-dropdown");
  72 define_key(duckduckgo_keymap, "d", "duckduckgo-domain-search");
  73 define_key(duckduckgo_select_keymap, "return", "duckduckgo-follow-current");
  74
  75 define_keymaps_page_mode("duckduckgo-mode",
  76     build_url_regexp($domain = "duckduckgo"),
  77     { normal: duckduckgo_keymap,
  78       anchor: duckduckgo_anchor_keymap,
  79       select: duckduckgo_select_keymap },
  80     $display_name = "DuckDuckGo");
  81
  82 page_mode_activate(duckduckgo_mode);
  83
  84 provide("duckduckgo");