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edit.html
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<!DOCTYPE html>
<html lang="zh">
<head>
<meta charset="UTF-8">
<script src="/js/an.js"></script>
<script src="./js/md5.js"></script>
<script src="./js/AES.js"></script>
<script src="./js/opdb.js"></script>
<script src="./js/img.js"></script>
<script src="./js/info.js"></script>
<script src="./js/show.js"></script>
<link crossorigin="anonymous" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/katex.min.css" rel="stylesheet">
<script crossorigin="anonymous" defer src="https://cdn.jsdelivr.net/npm/[email protected]/dist/katex.min.js"></script>
<title>编辑</title>
</head>
<body>
<h1 id="name" style="margin-left:1vw"></h1>
<div contenteditable="true" id="main" onscroll=Ms()></div>
<br>
<button class="buttons" id="tosave" style="width:20vw">
<span>保存</span><small class="hide" style="color:red;">(未保存)</small>
</button>
<button class="buttons" id="unsave" style="width:10vw">取消</button>
<span style="margin-left:1.5vw">字数统计：共</span><b id="numb"></b><span>字</span>
<div id="view" onscroll=Ns()></div>
<div style="z-index:3">
<div id="tiny" onclick="show_list(true)"><p><b>目录</b></p></div>
<div class="hide" id="huge">
<p><b>目录</b><a href="#" onclick="show_list(false)" style="font-size:smaller">[关闭]</a></p>
<ul id="list" style="margin-inline-start:-0.5em;text-align:left"></ul>
</div>
</div>
<p id="refresh"><a href="#" onclick="init_img().then(show_note)">刷新</a></p>
<p class="infos" id="toinfo"><a href="#" onclick="view_info(1)">属性</a></p>
<div id="back">
<div class="hide" id="auth">
<h3>请提供密码</h3>
<label><input id="next" type="password"></label>
</div>
<iframe class="hide" id="info" src="about:blank"></iframe>
<p class="infos hide" id="uninfo"><a href="#" onclick="view_info(0)">关闭</a></p>
</div>
<div id="auto">
<label><input id="part"></label>
<ol id="full"></ol>
</div>
</body>
<style id="like"></style>
<style>
#main
{
width:44vw;
height:78vh;
font-size:16px;
white-space:pre-wrap;
box-sizing:border-box;
border:1px solid;
margin-left:2vw;
overflow:auto;
}
#view
{
top:0;
right:0;
width:48vw;
height:93vh;
font-size:17px;
line-height:1.5;
position:absolute;
background-color:azure;
box-sizing:border-box;
margin:2%;
padding:1%;
overflow:auto;
}
#tiny
{
top:45vh;
right:0;
width:1vw;
height:10vh;
position:absolute;
background-color:wheat;
padding:4px;
}
#huge
{
top:35vh;
right:0;
width:9.4vw;
height:30vh;
position:absolute;
background-color:wheat;
padding:2px;
overflow:auto;
text-align:center;
white-space:nowrap;
}
#refresh
{
position:fixed;
right:3vw;
bottom:5vh;
z-index:2;
font-size:17px;
}
#back
{
top:0;
left:0;
width:100vw;
height:100vh;
z-index:4;
opacity:0.9;
position:absolute;
text-align:center;
background-color:#09A7A1;
}
#auth
{
top:42vh;
left:42vw;
width:16vw;
height:16vh;
position:absolute;
background-color:mistyrose;
}
#next
{
width:120px;
height:30px;
}
#info
{
top:6vh;
left:38vw;
width:24vw;
height:88vh;
position:absolute;
background-color:mistyrose;
}
#auto
{
position:absolute;
z-index:2;
display:none;
background-color:white;
}
#part
{
width:160px;
height:25px;
font-size:15px;
}
#full
{
width:160px;
height:150px;
border:1px solid;
overflow:auto;
font-size:14px;
}
.hide
{display:none;}
.buttons
{
height:5vh;
margin-left:2vw;
}
.infos
{
position:fixed;
right:3vw;
bottom:2vh;
z-index:3;
font-size:17px;
}
.may
{
color:blue;
background-color:lime;
}
img
{
display:block;
margin:auto;
}
blockquote
{
padding-left:20px;
border-left:5px solid #eee;
}
</style>
<script>
"use strict";
let ti=0,flag=false;
function fi(k)
{return document.getElementById(k);}
let channel=new window.BroadcastChannel("key");
channel.onmessage=o=>
{
if(!flag)
flag=true;
else
return;
aes.key=o.data;
init_func();
fun["img"]=["",true];
for(let i in fun)
func.push("{"+i+"|"+(fun[i][1]?"()}":"}"));
word=init_word();
init_img().then(()=>
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load_info(true).then(()=>
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use_info();
fi("name").innerText=sessionStorage.ntname;
document.title=sessionStorage.ntname+"-编辑";
if(info["only"]==="")
return init();
let tmp=ckey(name);
if(tmp!=="")
{
data=CryptoJS.AES.decrypt(data,tmp).toString(CryptoJS.enc.Utf8);
return init();
}
fi("auth").style.display="block";
fi("next").focus();
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});
};
channel.postMessage("");
fi("next").onkeydown=o=>
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catch(e)
{use=null;}
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data=use;
document.cookie=name+"=@"+tmp+"@";
fi("auth").style.display="none";
init();
};
fi("main").oninput=()=>
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show_note();
show_save(false);
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fi("tosave").onclick=()=>
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ntdb.get_ob(true).openCursor(name).onsuccess=o=>
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let e=o.target.result;
if(e===null)
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if(!confirm("确定保存？"))
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data=get_text();
let t=new Date(),_=c=>String(c).padStart(2,"0");
info["last"]=t.getFullYear()+"/"+_(t.getMonth()+1)+"/"+_(t.getDate())+" "+_(t.getHours())+":"+_(t.getMinutes());
info["edit"]+=ti;
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info["only"]=md5(data);
e.update(aes.enc_db({"info":info,"data":CryptoJS.AES.encrypt(data,key2).toString()}));
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ti=0;
show_save(true);
};
};
fi("unsave").onclick=()=>
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fi("main").innerText=data;
ti=0;
show_note();
show_save(true);
};
function init()
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fi("main").innerText=data;
show_note();
fi("back").style.display="none";
fi("info").style.display="block";
fi("uninfo").style.display="block";
setInterval(()=>ti++,1000);
}
function use_info()
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fi("main").contentEditable="false";
fi("tosave").disabled=true;
}
else
{
fi("main").contentEditable="true";
fi("tosave").disabled=false;
}
fi("like").innerText="#view{"+info["show"].replaceAll(";"," !important;")+"}";
}
function show_list(r)
{
fi("tiny").style.display=r?"none":"block";
fi("huge").style.display=r?"block":"none";
}
function show_note()
{
let R=O(get_text(),show_note);
fi("view").innerHTML=R[0];
fi("list").innerHTML=R[1];
fi("numb").innerText=R[2];
}
function show_save(flag)
{
window.onbeforeunload=flag?null:()=>"";
fi("tosave").children[1].style.display=flag?"none":"inline";
}
function view_info(r)
{
fi("info").src=r?"info.html?mode=edit":"about:blank";
fi("back").style.display=r?"block":"none";
fi("toinfo").style.display=r?"none":"block";
if(!r)
load_info(true).then(()=>
{
use_info();
if(info["only"]!=="")
data=CryptoJS.AES.decrypt(data,ckey(name)).toString(CryptoJS.enc.Utf8);
});
}
function get_text()
{
let re="",back=true,fresh=true,front=true;
function parse(childNodes)
{
for(let i=0; i<childNodes.length; i++)
{
let use=childNodes[i];
if(use.nodeName==="BR")
{
re+="\n";
back=false;
fresh=true;
front=true;
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re+="\n";
fresh=true;
}
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{
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re+="\n";
re+=use.textContent;
back=false;
fresh=false;
front=false;
}
parse(use.childNodes);
}
}
parse(fi("main").childNodes);
if(re[re.length-1]==="\n")
re=re.slice(0,-1);
return re;
}
let type,word=[],func=[];
let range,res,off,now;
function get_sel()
{
range=window.getSelection().getRangeAt(0);
res=range.startContainer.nodeValue;
off=range.startOffset;
range.deleteContents();
}
function ins_text(str,at)
{
let node=document.createTextNode(str);
range.insertNode(node);
window.getSelection().addRange(range);
range.setStart(node,~at?at:str.length);
range.setEnd(node,~at?at:str.length);
fi("main").normalize();
show_note();
if(str!=="")
show_save(false);
}
fi("main").onkeydown=o=>
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function chk_latex()
{
get_sel();
for(let i=off-1; i&&off; i--)
if(res[i]==="#"&&res[i-1]!=="\\")
return res[i-1]==="$";
return false;
}
function show_auto()
{
let span=document.createElement("span");
span.appendChild(document.createTextNode("\u200b"));
range.cloneRange().insertNode(span);
let rect=span.getClientRects()[0];
let parent=span.parentNode;
parent.removeChild(span);
parent.normalize();
document.getElementById("auto").style.top=rect.top+"px";
document.getElementById("auto").style.left=rect.left+"px";
fi("auto").style.display="block";
fi("part").value="";
fi("part").focus();
}
if(o.key==="{")
if(chk_latex())
{
o.preventDefault();
ins_text("{}",1);
}
else if(!off||res[off-1]!=="\\")
{
type=false;
show_auto();
}
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get_sel();
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o.preventDefault();
ins_text("##",1);
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{
type=true;
show_auto();
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o.preventDefault();
get_sel();
if(o.key==="(")
ins_text("()",1);
else
ins_text("[]",1);
}
};
fi("main").onpaste=o=>
{
o.preventDefault();
get_sel();
ins_text(o.clipboardData.getData("text/plain"),-1);
};
function get_now(k)
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fi("auto").style.display="none";
if(k=== -1)
return ins_text(fi("part").value,-1);
let t=fi("full").children[k].innerText;
if(type)
ins_text(t,-1);
else
{
if(t.indexOf("(")=== -1)
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else
ins_text(t,t.indexOf("(")+1);
}
}
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if(type&&tmp!=="\\")
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if(word[i].indexOf(tmp)!== -1)
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if(!type&&tmp!=="{")
for(let i in func)
if(func[i].indexOf(tmp)!== -1)
res+=`<li onclick="get_now(${j++})" tabindex="-1">${func[i]}</li>`;
fi("full").innerHTML=res;
if(res!=="")
fi("full").children[now=0].className="may";
else
now= -1;
};
fi("part").onkeydown=o=>
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function set_scroll()
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let tmp=fi("full");
tmp.scrollTop=now/(tmp.childNodes.length-1)*(tmp.scrollHeight-tmp.clientHeight);
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o.preventDefault();
fi("full").children[now].className="";
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fi("full").children[now].className="may";
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fi("full").children[now].className="";
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fi("full").children[now].className="may";
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if(o.key==="Enter")
{
o.preventDefault();
get_now(now);
}
};
let Mc=true,Nc=true,Mi=fi("main"),Ni=fi("view");
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