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g2.2

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CodingTurtle2 committed 2025-12-21 18:18:12 +01:00
1 parent 7e22029791
commit ff68e8d9b9
3 files changed
+141 -57
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auth.js
+2
View File
@@ -2,3 +2,5 @@ const couchdb_username = "admin";
const couchdb_password = "admin";
const couchdb_name = "sassy";
//http://127.0.0.1:5984/_utils/#_config/couchdb@127.0.0.1
lib/basic.js
+83 -57
View File
@@ -18,8 +18,12 @@ function _onOverlayDestroy(elm) {
const ori_elm = getId(elm.getAttribute("name"));
if (ori_elm) {
const cb = ori_elm.getAttribute("onclose");
if (typeof(cb) == "string") {
try { eval(cb); } catch(err) { console.error(err); }
if (typeof cb == "string") {
try {
eval(cb);
} catch (err) {
console.error(err);
}
}
}
elm.remove();
@@ -29,7 +33,6 @@ function hideOverlay(id) {
for (var i of elms) _onOverlayDestroy(i);
}
function _main_events() {
const header_bar_1 = document.querySelector(".header_bar_1");
if (header_bar_1 != null) {
@@ -41,7 +44,7 @@ function _main_events() {
isFloating = true;
}
});
window.addEventListener("scroll", function() {
window.addEventListener("scroll", function () {
if (window.pageYOffset > 0 && !isFloating) {
header_bar_1.style.animationDuration = "0.5s";
header_bar_1.classList.remove("header_bar_1_docked");
@@ -58,35 +61,36 @@ function _main_events() {
}
_main_events();
/* ----------- couch db ----------- */
//http://127.0.0.1:5984/_utils/#_config/couchdb@127.0.0.1
class CouchDB {
static _default_url = "http://127.0.0.1:5984/";
constructor() {
this._does_auth_exists_err();
this.request = new XMLHttpRequest();
this.db_name = couchdb_name;
this.is_online = 2;
}
//private methods
_does_auth_exists() {
return (
typeof(couchdb_username) == "string" &&
typeof(couchdb_password) == "string" &&
typeof(couchdb_name) == "string"
typeof couchdb_username == "string" &&
typeof couchdb_password == "string" &&
typeof couchdb_name == "string"
);
}
_does_auth_exists_err() {
if (!this._does_auth_exists()) throw 'Keine Auth vorhanden. Digga, mach mal <script src="./auth.js"></script>';
if (!this._does_auth_exists())
throw 'Keine Auth vorhanden. Digga, mach mal <script src="./auth.js"></script>';
}
_is_error_missing_database(errReason) {
return errReason === "no_db_file" || errReason === "Database does not exist.";
return (
errReason === "no_db_file" || errReason === "Database does not exist."
);
}
_is_error_missing_data(errReason) {
return errReason === "missing";
@@ -94,15 +98,15 @@ class CouchDB {
async _ping() {
try {
const response = await fetch(CouchDB._default_url, {
method: "GET"
method: "GET",
});
return response.ok;
} catch(err) {
} catch (err) {
return false;
}
}
_send_db_request(method, url, body = null, errorHandling = true) {
return new Promise(async (resolve, reject) => {
if (this.is_online == 2) {
@@ -112,13 +116,13 @@ class CouchDB {
reject("CouchDB is not online!");
return;
}
const dburl = CouchDB._default_url + this.db_name + "/" + url;
const request = this.request;
this.request.onreadystatechange = () => {
if (request.readyState != 4) return;
try {
if (request.status == 200 || request.status == 201) {
var response = JSON.parse(request.responseText);
@@ -129,54 +133,66 @@ class CouchDB {
var json = JSON.parse(request.responseText);
if (this._is_error_missing_data(json.reason)) {
resolve(null);
} else if (errorHandling && this._is_error_missing_database(json.reason)) {
this.createDB().then((value) => {
this._send_db_request(method, url, body, false).then((value) => {
resolve(value);
}).catch((err) => {
} else if (
errorHandling &&
this._is_error_missing_database(json.reason)
) {
this.createDB()
.then((value) => {
this._send_db_request(method, url, body, false)
.then((value) => {
resolve(value);
})
.catch((err) => {
reject(err);
});
})
.catch((err) => {
reject(err);
});
}).catch((err) => {
reject(err);
});
} else {
reject(`Database not found: ${request.status} (Reason: ${reason.json})`);
reject(
`Database not found: ${request.status} (Reason: ${reason.json})`,
);
}
} else {
reject(`Unexpected status: ${request.status} (Response: ${
request.responseText
})`);
reject(
`Unexpected status: ${request.status} (Response: ${
request.responseText
})`,
);
}
} catch(err) {
} catch (err) {
reject("Unexpected error: " + err);
}
};
this.request.open(method, dburl, true);
this.request.setRequestHeader("Authorization", "Basic " + btoa(
couchdb_username + ":" + couchdb_password
));
this.request.setRequestHeader(
"Authorization",
"Basic " + btoa(couchdb_username + ":" + couchdb_password),
);
this.request.setRequestHeader("Content-type", "application/json");
this.request.send(body);
});
}
async _get_db_data(id) {
return await this._send_db_request("GET", id);
}
//public methods
async checkOnlineStatus() {
const res = await this._ping();
if (res === true) {
this.is_online = 1;
} else {
this.is_online = 0;
}
return res;
}
async createDB() {
@@ -184,47 +200,57 @@ class CouchDB {
}
async get(id) {
const res = await this._get_db_data(id);
if (res == null) return null;
delete res["_id"];
delete res["_rev"];
return res;
}
async set(id, content, replace = true) {
try {
if (typeof (content) != "object") throw "basic.js - CouchDB->set: content is not from type object (type = " + typeof(content) + ")";
if (typeof content != "object")
throw (
"basic.js - CouchDB->set: content is not from type object (type = " +
typeof content +
")"
);
let existingDoc;
try {
existingDoc = await this._get_db_data(id);
} catch (err) {
existingDoc = null;
}
if (existingDoc) {
if (replace) {
content = {
...content,
_id: existingDoc._id,
_rev: existingDoc._rev
};
_rev: existingDoc._rev,
};
} else {
content = {
...existingDoc,
...content,
_rev: existingDoc._rev
_rev: existingDoc._rev,
};
}
}
const res = await this._send_db_request("PUT", id, JSON.stringify(content));
const res = await this._send_db_request(
"PUT",
id,
JSON.stringify(content),
);
return {
"type": "success",
"message": res
type: "success",
message: res,
};
} catch(err) {
} catch (err) {
console.error(err);
return {
"type": "error",
"message": err
type: "error",
message: err,
};
}
}
}
}
login.html
+56
View File
@@ -0,0 +1,56 @@
<!DOCTYPE html>
<html>
<head>
<title>Login</title>
<link rel="stylesheet" href="./lib/basic.css">
<script src="./auth.js"></script>
<script src="./lib/basic.js"></script>
</head>
<body>
<input id="username"><br>
<input type="password" id="password">
<button onclick="login()">Submit</button>
<script>
const couchDB = new CouchDB();
async function getData() {
let res = await couchDB.get("users");
if (!res) res = {};
return res;
}
async function login() {
const data = await getData();
const username = getId("username").value;
const password = getId("password").value;
const user = data[username];
//{"turtle":{"password": "password","level":1}}
if (user == undefined) {
alert("Falscher Nutzername!");
return;
}
if (user.password != password) {
alert("Falsches Passwort!");
return;
}
location.href = "/uebersicht.html";
}
couchDB.set("users", {
turtle: {
password: "password",
level: 1,
isProf: true
}
});
</script>
</body>
</html>