Add menu in browser context menu when you right click on an image to search that image on search engines.
目前為
/*
Search by Image Context Menu
Add menu in browser context menu when you right click on
an image to search that image on search engines.
Copyright (C) 2012 LouCypher
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
// ==UserScript==
// @name Search by Image Context Menu
// @namespace http://userscripts.org/users/12
// @description Add menu in browser context menu when you right click on an image to search that image on search engines.
// @version 2.2
// @author LouCypher
// @license GPL
// @resource license https://raw.github.com/LouCypher/userscripts/master/licenses/GPL/LICENSE.txt
// @include *
// @exclude file://*
// @grant GM_openInTab
// @grant GM.openInTab
// ==/UserScript==
function initMenu(aEvent) {
// Executed when user right click on web page body
// aEvent.target is the element you right click on
let item = document.querySelector("#userscript-search-by-image");
if (aEvent.target.localName == "img") {
body.setAttribute("contextmenu", "userscript-search-by-image");
item.setAttribute("imageURL", aEvent.target.src);
} else {
body.removeAttribute("contextmenu");
item.removeAttribute("imageURL");
}
}
function addParamsToForm(aForm, aKey, aValue) {
let hiddenField = document.createElement("input");
hiddenField.setAttribute("type", "hidden");
hiddenField.setAttribute("name", aKey);
hiddenField.setAttribute("value", aValue);
aForm.appendChild(hiddenField);
}
// Executed when user click on menuitem
// aEvent.target is the <menu> element
function searchImage(aEvent) {
let imageURL = document.querySelector("#userscript-search-by-image").getAttribute("imageURL");
console.log(aEvent.target);
if (imageURL.indexOf("data:") == 0) {
let base64Offset = imageURL.indexOf(",");
if (base64Offset != -1) {
let inlineImage = imageURL.substring(base64Offset + 1)
.replace(/\+/g, "-")
.replace(/\//g, "_")
.replace(/\./g, "=");
let form = document.createElement("form");
form.setAttribute("method", "POST");
form.setAttribute("action", "//www.google.com/searchbyimage/upload");
form.setAttribute("enctype", "multipart/form-data");
form.setAttribute("target", "_blank");
addParamsToForm(form, "image_content", inlineImage);
addParamsToForm(form, "filename", "");
addParamsToForm(form, "image_url", "");
body.appendChild(form);
form.submit();
}
} else {
let url = aEvent.target.getAttribute("url") +
(aEvent.target.hasAttribute("noescape")
? imageURL : encodeURIComponent(imageURL));
if (typeof GM_openInTab == "function") {
GM_openInTab(url, false);
} else if (typeof GM.openInTab == "function") {
GM.openInTab(url, false);
} else {
open(url);
}
}
}
if (!("contextMenu" in document.documentElement &&
"HTMLMenuItemElement" in window)) return;
var body = document.body;
body.addEventListener("contextmenu", initMenu, false);
var services = [
{
"name": "Google",
"host": "https://www.google.com/",
"query": "searchbyimage?image_url="
}, {
"name": "Bing",
"host": "https://www.bing.com/",
"query": "images/search?view=detailv2&iss=sbi&q=imgurl:"
}, {
"name": "Yandex",
"host": "https://yandex.com/",
"query": "images/search?rpt=imageview&url="
}, {
"name": "Baidu",
"host": "https://graph.baidu.com/",
"query": "details?carousel=0&image="
}, {
"name": "TinEye",
"host": "https://tineye.com/",
"query": "search?sort=size&order=desc&url="
}, {
"name": "SauceNAO",
"host": "https://saucenao.com/",
"query": "search.php?url="
}, {
"name": "IQDB",
"host": "https://iqdb.org/",
"query": "?url="
}, {
"name": "Karma Decay",
"host": "http://karmadecay.com/",
"query": "search?q="
}, {
"name": "ImgOps",
"host": "http://imgops.com/",
"query": ""
}
];
var menucontainer = body.appendChild(document.createElement("menu"));
menucontainer.setAttribute("id", "userscript-search-by-image");
menucontainer.setAttribute("type", "context");
var menu = menucontainer.appendChild(document.createElement("menu"));
menu.setAttribute("label", "Search Image via\u2026");
for (let i in services) {
let menuitem = menu.appendChild(document.createElement("menuitem"));
menuitem.setAttribute("label", services[i].name);
menuitem.setAttribute("icon", services[i].host + "favicon.ico");
menuitem.setAttribute("url", services[i].host + services[i].query);
if (services[i].query == "")
menuitem.setAttribute("noescape", "");
}
document.querySelector("#userscript-search-by-image>menu")
.addEventListener("click", searchImage, false);