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// ==UserScript==
// @name fldr_show_fc2_images.user.js
// @namespace http://d.hatena.ne.jp/os0x/
// @description Make fc2 images viewable on LDR/Fastladder
// @include http://reader.livedoor.com/reader/
// @include http://reader.livedoor.com/public/*
// @include http://fastladder.com/reader/
// ==/UserScript==
// via http://gist.github.com/48621
(function(){
var index = 0;
function openImg(img){
var iframe = document.createElement('iframe');
var id = iframe.id = 'ref-id-' + index++;
var src = img.src + (img.src.indexOf('?') > 0 ? '&' : '?') + index;
iframe.frameborder = '0';
iframe.scrolling = 'no';
iframe.marginwidth = '0';
iframe.marginheight = '0';
iframe.style.border='none';
iframe.style.display='inline-block';
var size = '';
if (img.hasAttribute('width')) {
size += ' width="' + img.getAttribute('width') + '"';
iframe.width = img.getAttribute('width');
} else {
iframe.width = '16';
}
if (img.hasAttribute('height')) {
size += ' height="' + img.getAttribute('height') + '"';
iframe.height = img.getAttribute('height');
} else {
iframe.height = '16';
}
iframe.src = 'data:text/html,' +
'<html><head><script>' +
'function img_load(img){' +
'var data = {width:img.width,height:img.height,id:"' + id + '"};' +
'window.parent.postMessage(JSON.stringify(data),"' + location.protocol + '//' + location.host + '");' +
'};' +
'</script><style>*{margin:0;padding:0;}</style></head><body>' +
'<img src="' + src + '" '+size+' onload="img_load(this)" onerror="img_load(this)"></body></html>';
img.parentNode.insertBefore(iframe, img);
}
document.body.addEventListener('error',function(evt){
if (evt.target.tagName === 'IMG') {
openImg(evt.target);
evt.target.parentNode.removeChild(evt.target);
}
},true);
window.addEventListener('message', function(evt){
if (evt.origin==="null") {
var data = JSON.parse(evt.data);
var ifm = document.getElementById(data.id);
if (ifm) {
ifm.width = data.width;
ifm.height = data.height;
}
}
},false);
})();
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