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Google Image Search Context Menu

Add Search Image context menu

当前为 2014-05-17 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name				Google Image Search Context Menu
  3. // @namespace			lkytal
  4. // @description			Add Search Image context menu
  5. // @author				lkytal
  6. // @license				GPL
  7. // @include				*
  8. // @version				3.0.0
  9. // @icon				http://lkytal.qiniudn.com/ic.ico
  10. // @grant				GM_openInTab
  11. // @homepageURL			https://greasyfork.org/scripts/344-google-image-search-context-menu
  12. // @require				http://code.jquery.com/jquery-2.1.0.min.js
  13. // ==/UserScript==
  14.  
  15. if (!("contextMenu" in document.documentElement && "HTMLMenuItemElement" in window)) return;
  16.  
  17. var body = document.body;
  18. body.addEventListener("contextmenu", initMenu, false);
  19.  
  20. var menu = body.appendChild(document.createElement("menu"));
  21. menu.outerHTML = '<menu id="userscript-search-by-image" type="context">\
  22.                     <menuitem id="SearchGoogle" label="Search this image"\
  23.                               icon="data:image/png;base64,\
  24. iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAAABHNCSVQICAgIfAhkiAAAAAlwSFlz\
  25. AAAK6wAACusBgosNWgAAABx0RVh0U29mdHdhcmUAQWRvYmUgRmlyZXdvcmtzIENTNXG14zYAAAEl\
  26. SURBVDiNY/z//z8DJYCRkIKsthv/kRX9Z2BgmFalARdiIcaGKZXqcH5O+01U+ay2G3MYGBiSiXUm\
  27. mofnsBDSjEUTMkiBe2Eq1JnZ7TcZBHhZGNythBl0lLkZODmYGX7++sdw/sZnhl3H3zF8+voHwwsY\
  28. FkR5ijNICLMzTF31hOHnr38MHGxMDJlhMgwv3vxkWL7jJYpaJmzu0lTigWtmYGBg+PHrH8P0VU8Y\
  29. tJV5MNRiNYCfmxmuGQZ+/PrHwMmOqRyrAX///WfgYEOV4mBjwjAUpwHHL31iyA6XgRvCwcbEkBUm\
  30. w3DuxmcMtVgDkYONicHLVoTBSJOXgYONieHHz38Ml+98Ydh88DXDtx//CBtACmBiYGCYS4H+OYyU\
  31. 5kasgUgKAADN8WLFzlj9rgAAAABJRU5ErkJggg=="></menuitem>\
  32. 				<menuitem id="SearchBaidu" label="Search this Baidu"></menuitem>\
  33.                   </menu>';
  34.  
  35. document.querySelector("#SearchGoogle").addEventListener("click", searchImage, false); //#userscript-search-by-image menuitem
  36.  
  37. document.querySelector("#SearchBaidu").addEventListener("click", search_baidu, false); //#userscript-search-by-image menuitem
  38.  
  39. function initMenu(aEvent) {
  40. 	// Executed when user right click on web page body
  41. 	// aEvent.target is the element you right click on
  42. 	var node = aEvent.target;
  43. 	//var item = document.querySelector("#userscript-search-by-image menuitem");
  44.  
  45. 	if (node.localName == "img") {
  46. 		body.setAttribute("contextmenu", "userscript-search-by-image");
  47. 		//item.setAttribute("imageURL", node.src);
  48. 		$("#userscript-search-by-image menuitem").attr("imageURL", node.src);
  49. 	} else {
  50. 		body.removeAttribute("contextmenu");
  51. 		//item.removeAttribute("imageURL");
  52. 	}
  53. }
  54.  
  55. function addParamsToForm(aForm, aKey, aValue) {
  56. 	var hiddenField = document.createElement("input");
  57. 	hiddenField.setAttribute("type", "hidden");
  58. 	hiddenField.setAttribute("name", aKey);
  59. 	hiddenField.setAttribute("value", aValue);
  60. 	aForm.appendChild(hiddenField);
  61. }
  62.  
  63. function searchImage(aEvent) {
  64. 	// Executed when user click on menuitem
  65. 	// aEvent.target is the <menuitem> element
  66. 	var imageURL = aEvent.target.getAttribute("imageURL");
  67.  
  68. 	if (imageURL.indexOf("data:") == 0) {
  69. 		var base64Offset = imageURL.indexOf(",");
  70. 		if (base64Offset != -1) {
  71. 			var inlineImage = imageURL.substring(base64Offset + 1).replace(/\+/g, "-").replace(/\//g, "_").replace(/\./g, "=");
  72.  
  73. 			var form = document.createElement("form");
  74. 			form.setAttribute("method", "POST");
  75. 			form.setAttribute("action", "//www.google.com.hk/searchbyimage/upload");
  76. 			form.setAttribute("enctype", "multipart/form-data");
  77. 			form.setAttribute("target", "_blank");
  78. 			addParamsToForm(form, "image_content", inlineImage);
  79. 			addParamsToForm(form, "filename", "");
  80. 			addParamsToForm(form, "image_url", "");
  81. 			body.appendChild(form);
  82. 			form.submit();
  83. 		}
  84. 	} else {
  85. 		GM_openInTab("http://www.google.com.hk/searchbyimage?image_url=" + encodeURIComponent(imageURL));
  86. 	}
  87. }
  88.  
  89.  
  90. function search_baidu(aEvent) {
  91. 	var imageURL = aEvent.target.getAttribute("imageURL");
  92.  
  93. 	GM_openInTab("http://stu.baidu.com/i?objurl=" + encodeURIComponent(imageURL) + "&filename=&rt=0&rn=10&ftn=searchstu&ct=1&stt=0&tn=shituresult");
  94. }