CodiMD Edit test

edit_test.sh

#!/bin/bash

# Variables for tests
SERVER=     # codimd instance
NOTEID=     # a note id 
# Authentification is handeled by https://github.com/hackmdio/codimd-cli/pull/9

# The socket url
URL=$SERVER/socket.io/?noteId=$NOTEID\&EIO=3\&transport=polling

# get the 'io' token
curl -c /tmp/codimd-cookies.txt \
    -b /tmp/codimd-cookies.txt \
    $URL\&t=$(python yeast.py) \
    &> /dev/null
TOKEN=$(cat /tmp/codimd-cookies.txt | grep io | awk '{print $7}')

# Now, send some payloads to the socket.io Websocket
curl -b /tmp/codimd-cookies.txt \
    $URL\&t\=$(python yeast.py)\&sid\=$TOKEN \
    -H "Content-Type: text/plain;charset=UTF-8" \
    -d @msg_0 

curl -b /tmp/codimd-cookies.txt \
    $URL\&t\=$(python yeast.py)\&sid\=$TOKEN \
    -H "Content-Type: text/plain;charset=UTF-8" \
    -d @msg_1 

curl -b /tmp/codimd-cookies.txt \
    $URL\&t\=$(python yeast.py)\&sid\=$TOKEN \
    -H "Content-Type: text/plain;charset=UTF-8" \
    -d @msg_2 

curl -b /tmp/codimd-cookies.txt \
    $URL\&t\=$(python yeast.py)\&sid\=$TOKEN \
    -H "Content-Type: text/plain;charset=UTF-8" \
    -d @msg_3 

msg_0

20:42["selection",null]

msg_1

50:42["cursor focus",{"line":0,"ch":8,"sticky":null}]

msg_2

50:42["selection",{"ranges":[{"anchor":8,"head":8}]}]

msg_3

59:42["operation",0,[7,-1],{"ranges":[{"anchor":7,"head":7}]}]

yeast.py

#!/usr/bin/env python

# yeast.py: Tiny script to generate the timestampParam required by the socket.io server
# Author: https://gist.github.com/avramit/271d1cd1465022ba17218609343ae5a7

import math
from datetime import datetime
import http.client, urllib.parse

class Yeast:
    def __init__(self):
        self.alphabet = '0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_'
        self.length = 64
        self.seed = 0
        self.prev = None
 
    def encode(self, num):
        encoded = ''
        while num > 0:
            encoded = self.alphabet[num % self.length] + encoded
            num = math.floor(num / self.length)
        return encoded
 
    def decode(self, encoded):
        decoded = 0
        for i in range(len(encoded)):
            decoded = decoded * self.length + self.alphabet.index(encoded[i])
        return decoded

    def __call__(self):
        now = self.encode(int(datetime.now().timestamp() * 1000))
        if now != self.prev: 
            self.seed = 0
            self.prev = now
            return now
        self.seed += 1
        return f'{now}.{self.encode(self.seed)}'

yeast = Yeast()
print(yeast())