Add direct link to images and pages in google image search
当前为
// ==UserScript==
// @name Google Images direct link
// @namespace https://github.com/Lorentz83
// @description Add direct link to images and pages in google image search
// @include http*://images.google.*/images*
// @include http*://www.google.*/images*
// @include http*://www.google.*/webhp*
// @include http*://www.google.*/search?*
// @include http*://www.google.*/imgres*
// @include http*://images.google.*/search?*
// @include https://encrypted.google.com/search?*
// @version 5.4c
// @grant none
// @icon https://raw.githubusercontent.com/Lorentz83/userscripts/master/GoogleImageDirectLink/icon.png
// @license GPLv2; http://www.gnu.org/licenses/
// ==/UserScript==
/**
* 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 2 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/>.
*/
var isUndefined = function(val) {
return ( (typeof val) === 'undefined' );
}
var decode = function(component) {
if ( isUndefined(component) )
return false;
return decodeURIComponent(component);
}
var doubleDecode = function (component){
if ( isUndefined(component) )
return false;
var tmp = decodeURIComponent(component);
tmp = decodeURIComponent(tmp);
return tmp;
}
var parseUrl = function (url) {
var pos = url.indexOf('?');
if (pos < 0)
return [];
var qparms = url.substring(pos+1);
var rawparams = qparms.split('&');
var par = [];
for (var i=0 ; i<rawparams.length ; i++){
var p = rawparams[i].split("=");
par[p[0]] = p[1];
}
return par;
}
var getImageLinks = function (url) {
var param = parseUrl(url);
var links = new Object();
links.toImgHref = decode(param["imgurl"]);
links.toPageHref = decode(param["url"]);
return links;
}
var getNewImageLinks = function (url) {
var param = parseUrl(url);
var links = new Object();
links.toImgHref = doubleDecode(param["imgurl"]);
links.toPageHref = decode(param["imgrefurl"]);
return links;
}
var firstOrNull = function (elems) {
return (elems.length > 0 ) ? elems[0] : null;
}
var imgTable = firstOrNull(document.getElementsByClassName('images_table'));
if ( imgTable ) { // for basic version
var imgCell = imgTable.getElementsByTagName('td');
for( j=0 ; j<imgCell.length ; j++ ) {
var imageAnchor = imgCell[j].getElementsByTagName('a')[0];
var domainText = imgCell[j].getElementsByTagName('cite')[0];
console.log(imageAnchor.href);
var links = getImageLinks(imageAnchor.href);
//links.toPageHref = imageAnchor.href; // TODO fixme
links.toImgHref = imageAnchor.href; // TODO fixme
domainText.innerHTML = '<a href="' + links.toPageHref + '">' + domainText.innerHTML + '/…<\a>';
imageAnchor.href = links.toImgHref;
}
}
else { // standard version
console.log("standard version");
var stopEvent = function(event){
event.stopPropagation()
}
var fixStyle = function(target){
if (target.style.color == 'gray')
return; //only to avoid endless loops
target.style.color = 'gray';
var parent = target.parentNode;
parent.style.height = target.style.height;
parent.style.width = target.style.width;
parent.style.left = target.style.left;
}
var fixBoxObserver = new MutationObserver(function(mutations){
mutations.forEach(function(mutation) {
var target = mutation.target;
var parent = mutation.target.parentNode;
if (mutation.attributeName === 'style'){
fixStyle(target);
}
});
});
var fixBoxMutationConfig = { attributes: true, childList: true, characterData: false, subtree: false };
var fixImageBox = function(image){
if ( /\blinkOk\b/.test(image.className) ) {
return;
}
var span = image.querySelector('span.rg_ilmn');
if (span !== null) {
var a = firstOrNull(image.getElementsByTagName('a'));
var links = getNewImageLinks(a.href);
a.href = links.toImgHref;
var newA = document.createElement('a');
newA.style = a.style;
newA.innerHTML = a.innerHTML;
newA.href = a.href;
a.parentNode.replaceChild(newA, a);
a=newA;
a.addEventListener('click', stopEvent, false);
var newContainer = document.createElement('div');
newContainer.className = 'newCont';
a.parentNode.appendChild(newContainer);
newContainer.appendChild(a);
newContainer.appendChild(span.parentNode);
fixStyle(a);
var desc = span.innerHTML;
span.innerHTML = '<a style="color:#fff" href="' + links.toPageHref + '">' + desc + '</a>';
span.addEventListener('click', stopEvent, false);
image.className += ' linkOk'
fixBoxObserver.observe(a, fixBoxMutationConfig);
}
else {
console.log("incomplete span");
image.className += ' notComplete';
}
}
var fixImages = function(){
var imagesContainer = document.getElementById('rg_s');
if ( imagesContainer == null ) return;
var images = imagesContainer.getElementsByClassName('rg_di');
for (var i = 0 ; i< images.length ; i++) {
fixImageBox(images[i]);
}
}
var newBoxMutationConfig = { attributes: false, childList: true, characterData: false, subtree: true };
var newBoxObserver = new MutationObserver(function(mutations){
var needFix = false;
mutations.forEach(function(mutation) {
needFix = needFix || mutation.target.id == 'rg_s';
});
if (needFix)
fixImages();
});
fixImages();
newBoxObserver.observe(document.body, newBoxMutationConfig);
var css = []; var i = 0;
css[i++] = '.newCont { min-height: 30px; position: relative; height:100%; overflow: hidden; }';
css[i++] = '.newCont>a { display: block; width: 100%; text-align: center; }';
css[i++] = '.newCont>a>img { display: inline-block; }';
css[i++] = '.newCont > a :not(img) { display: none; visibility: hidden; }';
css[i++] = '.newCont .rg_ilmbg { display: none; left:0; }';
css[i++] = '.newCont:hover .rg_ilmbg { display: block; }';
css[i++] = '.imgSiteLnk {'; //img preview
css[i++] = ' background-color: rgba(255, 255, 255, 0.77);';
css[i++] = ' bottom: 0;';
css[i++] = ' color: #000000;';
css[i++] = ' display: block;';
css[i++] = ' line-height: normal;';
css[i++] = ' position: absolute;';
css[i++] = ' text-decoration: none;';
css[i++] = ' width: 100%; ';
css[i++] = ' display: none }';
css[i++] = '.imgPrev:hover .imgSiteLnk { display: block }';//img preview
var style = document.createElement('style');
style.type = 'text/css';
style.appendChild(document.createTextNode(css.join('\n')));
document.head.appendChild(style);
//img preview in google search (only links to page)
var fixImagePreview = function(div){
var images = document.getElementsByClassName('bicc');
console.log('img preview in google search ' + images.length);
for (var i = 0 ; i<images.length ; i++) {
var div = images[i];
var el = div.getElementsByTagName('a');
if ( el.length == 1 ) {
div.className += ' imgPrev';
//div.style.border = '4em solid black';
var href = el[0].href;
var link = doubleDecode(parseUrl(href)['imgil']);
if (link === false) continue;
link = decode(link.split(';')[5]);
var a = document.createElement('a');
a.href = link;
a.className = 'imgSiteLnk';
a.textContent = link.split('/')[2];
div.appendChild(a);
}
}
}
var searchObserver = new MutationObserver(function(mutations){
fixImagePreview();
});
searchObserver.observe(document.body,
{
attributes: false,
childList: true,
characterData: false,
subtree: true
}
);
// visually similar search img preview (oly links to image)
var similars = document.querySelectorAll('div#ires div.th a');
console.log('visually similar search ' + similars.length)
for (var i = 0 ; i < similars.length ; i++){
var a = similars[i];
var href = getNewImageLinks(a.href);
if ( href.toImgHref === false ) {
continue;
}
var newA = document.createElement('a');
newA.href = href.toImgHref;
newA.appendChild(a.firstChild);
a.parentNode.replaceChild(newA, a);
}
console.log('end standard version');
} //end standard version