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| from flask import Flask, session, request, render_template, jsonify, redirect, url_for
from cachelib.file import FileSystemCache
from flask_session import Session
from secrets import token_hex
from os.path import join
from pydash import set_
from hashlib import md5
import json
import os
set_form_html = """
<!DOCTYPE html>
<html>
<head>
<title>添加备忘录</title>
</head>
<body>
<form id="myForm">
<input type="hidden" name="name" value="notes">
<textarea type="notes" id="notes" name="value"></textarea><br><br>
<button type="button" onclick="send()">提交</button>
</form>
<script>
function send() {
const form = document.getElementById('myForm');
const formData = new FormData(form);
const jsonData = {};
formData.forEach((value, key) => {
jsonData[key] = value;
});
fetch('/set', {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify(jsonData)
})
.then(response => {
console.log('Response:', response);
})
.catch(error => {
console.error('Error:', error);
});
location.reload();
}
</script>
</body>
</html>
"""
note_render_html = """<!DOCTYPE html>
<html>
<head>
<title>备忘录</title>
</head>
<body>
<h1>下列是IP来自 {{remote_addr}} 的用户设置的备忘录： </h1>
<h2> {{ notes }} </h2>
<br>
<br>
<h3> 添加备忘录 </h3>
<form id="myForm">
<input type="hidden" name="name" value="notes">
<textarea type="notes" id="notes" name="value"></textarea><br><br>
<button type="button" onclick="send()">提交</button>
</form>
<script>
function send() {
const form = document.getElementById('myForm');
const formData = new FormData(form);
const jsonData = {};
formData.forEach((value, key) => {
jsonData[key] = value;
});
fetch('/set', {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify(jsonData)
})
.then(response => {
console.log('Response:', response);
})
.catch(error => {
console.error('Error:', error);
});
location.reload();
}
</script>
</body>
</html>"""
class Notes:
def __init__(self, remote_addr=""):
self.note_hash = md5(remote_addr.encode()).hexdigest()[20:30]
try:
self.notes = json.load(open(f"templates/{self.note_hash}.json", "r"))
except:
self.notes = ""
if not os.path.exists(f"templates/{self.note_hash}.html"):
open(f"templates/{self.note_hash}.html", "w").write(note_render_html)
def get_notes(self):
return self.notes
def update(self):
try:
self.notes = json.load(open(f"templates/{self.note_hash}.json", "r"))
except Exception as e:
print(e)
self.notes = ""
def save_notes(self):
json.dump(self.notes, open(f"templates/{self.note_hash}.json", "w"))
class LocalCache(FileSystemCache):
def _get_filename(self, key: str) -> str:
if ".." in key:
key = token_hex(8)
return join(self._path, key)
app = Flask(__name__)
app.config["SESSION_PERMANENT"] = False
app.config["SESSION_TYPE"] = "filesystem"
@app.route("/", methods=["GET"])
def index():
return redirect(url_for('get'))
@app.route("/set", methods=["GET", "POST"])
def set():
notes = Notes(request.remote_addr)
if request.method == "GET":
return set_form_html
else:
body = request.json
key, value = body['name'], body['value']
set_(notes, key, value)
return render_template(f"{notes.note_hash}.html", notes=notes.get_notes(), remote_addr=request.remote_addr)
@app.route("/get", methods=["GET"])
def get():
if app.jinja_loader.searchpath != ["/app/templates"]:
app.jinja_loader.searchpath = ["/app/templates"]
if app.jinja_loader.encoding != "utf-8":
app.jinja_loader.encoding = "utf-8"
notes = Notes(request.remote_addr)
return render_template(f"{notes.note_hash}.html", notes=notes.notes, remote_addr=request.remote_addr)
if __name__ == "__main__":
app.run("0.0.0.0", 6000, debug=True)
|
