rebuilding site Sat Nov 6 07:30:22 PM CST 2021

This commit is contained in:
James Feng Cao 2021-11-06 19:30:23 +08:00
parent 20334d14bf
commit 6bac3bc9bb
3 changed files with 121 additions and 6 deletions

View file

@ -0,0 +1,52 @@
<head>
<link rel="stylesheet" href="https://morgan3d.github.io/markdeep/latest/latex.css?"><!-- Markdeep: --><style class="fallback">body{visibility:hidden}</style>
<script src="https://morgan3d.github.io/markdeep/latest/markdeep.min.js?" charset="utf-8"></script>
<script>
window.addEventListener('hashchange',loadSlice);
function absFile(url) {
this.name=url;
this.slice = async(offset, length) =>{
const headers = new Headers();
headers.append('range', 'bytes=' + offset + '-' + ( offset + length -1).toString());
const opts = {
credentials: 'include',
headers : headers
};
const resp = await fetch( this.name, opts );
return await resp.arrayBuffer();
//alert(JSON.stringify(resp.headers));
//return await resp.text();
}
}
var uwebfile;
function loadSlice(){
var page = 1;
var blocksize = 1024;
var extrasize = 2048;
let lhash = location.hash;
if(lhash)
page = parseInt(lhash.substring(6),10);
uwebfile.slice(blocksize*(page-1),blocksize+extrasize).then((buffer)=>{
let u8 = new Uint8Array(buffer);
let iStart = 0;
if(1!=page){
while(10!=u8[iStart]) iStart++;
}
let iEnd = u8.indexOf(10,blocksize);//fine newline(10)
if(-1==iEnd) iEnd = blocksize;
iEnd++;
document.body.innerHTML = new TextDecoder().decode(u8.slice(iStart,iEnd));
});
}
//?url=#page=
uwebfile = new absFile(location.search.substring(5));
loadSlice();
</script>
</head>
<body>
<body>

View file

@ -0,0 +1,54 @@
<head>
<script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script>
<script>
function absFile(url) {
this.name=url;
this.slice = async(offset, length) =>{
const headers = new Headers();
headers.append('range', 'bytes=' + offset + '-' + ( offset + length -1).toString());
const opts = {
credentials: 'include',
headers : headers
};
const resp = await fetch( this.name, opts );
return await resp.arrayBuffer();
//alert(JSON.stringify(resp.headers));
//return await resp.text();
}
}
var url;
var page = 1;
var blocksize = 1024;
var extrasize = 2048;
var file;
function loadSlice(){
let lhash = location.hash;
if(lhash)
page = parseInt(lhash.substring(6),10);
file.slice(blocksize*(page-1),blocksize+extrasize).then((buffer)=>{
let u8 = new Uint8Array(buffer);
let iStart = 0;
if(1!=page){
while(10!=u8[iStart]) iStart++;
}
let iEnd = u8.indexOf(10,blocksize);//fine newline(10)
if(-1==iEnd) iEnd = blocksize;
iEnd++;
document.body.innerHTML = marked(new TextDecoder().decode(u8.slice(iStart,iEnd)));
});
}
window.addEventListener('hashchange',loadSlice);
</script>
</head>
<body>
<script>
//?url=#page=
file = new absFile(location.search.substring(5));
//let viewElement = document.querySelector("#viewer");
loadSlice();
</script>
<body>

View file

@ -1,5 +1,5 @@
<head>
<script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/marked@3.0.7/marked.min.js"></script>
<script>
function absFile(url) {
this.name=url;
@ -22,7 +22,7 @@
var url;
var page = 1;
var blocksize = 1024;
var extrasize = 2048;
var extrasize = 1024; //extrasize should <= blocksize
var file;
function loadSlice(){
let lhash = location.hash;
@ -32,11 +32,20 @@
let u8 = new Uint8Array(buffer);
let iStart = 0;
if(1!=page){
while(10!=u8[iStart]) iStart++;
for(let i=1;i<extrasize;i=i+2){
if(10==u8[i] && 10==u8[i-1]) {
iStart = i+1;
break;
}
}
}
let iEnd = blocksize;
for(let i=blocksize+1;i<blocksize+extrasize;i=i+2){
if(10==u8[i] && 10==u8[i-1]) {
iEnd = i+1;
break;
}
}
let iEnd = u8.indexOf(10,blocksize);//fine newline(10)
if(-1==iEnd) iEnd = blocksize;
iEnd++;
document.body.innerHTML = marked(new TextDecoder().decode(u8.slice(iStart,iEnd)));
});