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export enum NewsType {
Markdown, // Without html + yaml
ManaPlus //update news txt
}
export namespace News { // Fetches only the most recent entry
export async function get(url:string,parser:NewsType):Promise<string>{
try {
//1. load
const unsafe_content = await request(`${url}?${Math.random()}`);
//2. sanitize
const content = killHTML( unsafe_content );
//3. parse
if(parser == NewsType.ManaPlus){
return manaTextParser(content);
} else if (parser == NewsType.Markdown){
return "Parsing Failed: Markdown Parser is not implemented yet";
}
} catch (e){
console.log(e);
return `Failed to get the news, please select the news category on the right to view all news`;
}
}
}
function request(url:string):Promise<string>{
return new Promise((res, rej)=>{
var xhr = new XMLHttpRequest();
xhr.addEventListener("error", (ev)=>{
rej(ev);
});
xhr.open('GET', url);
xhr.onload = function() {
if (xhr.status === 200) {
res(xhr.responseText);
}
else {
rej(new Error(`xhr.status: ${xhr.status} != 200`));
}
};
xhr.send();
});
}
function killHTML(raw:string):string{
return raw.replace(/<|>/,"⚠️");
}
function manaTextParser(input:string){
const tmwLegacy = "##7Legacy Server##0";
let result = input;
if(result.indexOf(tmwLegacy) !== -1){
const i = result.indexOf(tmwLegacy) + tmwLegacy.length;
result = result.slice(0, result.indexOf(tmwLegacy, i));
result = result.replace(/\n \n /, "");
}
result = result.replace(/\[@@(.+?)\|(.+?)@@\]/g,'<a href="$1">$2</a>')
.replace(/##B(.+?)##b/g,'<b>$1</b>')
.replace(/##0 Actual Release: ##1 *(.+)/,'<h2>$1</h2>')
.replace(/\n/g,"<br>");
if(result.indexOf(tmwLegacy) === -1)
result = result.replace(/br>([^]+?)<br></g,'br><p>$1</p><br><').replace(/<br>/g,"");
return result.replace(/##\d/g,"");
}
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