astrXbian/zen/jaklis/lib/messaging.py

237 lines
8.3 KiB
Python
Executable File

import os, sys, ast, requests, json, base58, base64
from time import time
from datetime import datetime
from termcolor import colored
from lib.natools import fmt, get_privkey, box_decrypt, box_encrypt
from lib.cesiumCommon import CesiumCommon, pp_json, PUBKEY_REGEX
#################### Reading class ####################
class ReadFromCesium(CesiumCommon):
# Configure JSON document to send
def configDoc(self, nbrMsg, outbox):
boxType = "issuer" if outbox else "recipient"
data = {}
data['sort'] = { "time": "desc" }
data['from'] = 0
data['size'] = nbrMsg
data['_source'] = ['issuer','recipient','title','content','time','nonce','read_signature']
data['query'] = {}
data['query']['bool'] = {}
data['query']['bool']['filter'] = {}
data['query']['bool']['filter']['term'] = {}
data['query']['bool']['filter']['term'][boxType] = self.pubkey
document = json.dumps(data)
return document
def sendDocument(self, nbrMsg, outbox):
boxType = "outbox" if outbox else "inbox"
document = self.configDoc(nbrMsg, outbox)
headers = {
'Content-type': 'application/json',
}
# Send JSON document and get JSON result
result = requests.post('{0}/message/{1}/_search'.format(self.pod, boxType), headers=headers, data=document)
if result.status_code == 200:
return result.json()["hits"]
else:
sys.stderr.write("Echec de l'envoi du document de lecture des messages...\n" + result.text)
# Parse JSON result and display messages
def readMessages(self, msgJSON, nbrMsg, outbox):
def decrypt(msg):
msg64 = base64.b64decode(msg)
return box_decrypt(msg64, get_privkey(self.dunikey, "pubsec"), self.issuer, nonce).decode()
# Get terminal size
rows = int(os.popen('stty size', 'r').read().split()[1])
totalMsg = msgJSON["total"]
if nbrMsg > totalMsg:
nbrMsg = totalMsg
if totalMsg == 0:
print(colored("Aucun message à afficher.", 'yellow'))
return True
else:
infoTotal = " Nombre de messages: " + str(nbrMsg) + "/" + str(totalMsg) + " "
print(colored(infoTotal.center(rows, '#'), "yellow"))
for hits in msgJSON["hits"]:
self.idMsg = hits["_id"]
msgSrc = hits["_source"]
self.issuer = msgSrc["issuer"]
nonce = msgSrc["nonce"]
nonce = base58.b58decode(nonce)
self.dateS = msgSrc["time"]
date = datetime.fromtimestamp(self.dateS).strftime(", le %d/%m/%Y à %H:%M ")
if outbox:
startHeader = " À " + msgSrc["recipient"]
else:
startHeader = " De " + self.issuer
headerMsg = startHeader + date + "(ID: {})".format(self.idMsg) + " "
print('-'.center(rows, '-'))
print(colored(headerMsg, "blue").center(rows+9, '-'))
print('-'.center(rows, '-'))
try:
self.title = decrypt(msgSrc["title"])
self.content = decrypt(msgSrc["content"])
except Exception as e:
sys.stderr.write(colored(str(e), 'red') + '\n')
pp_json(hits)
continue
print('\033[1m' + self.title + '\033[0m')
print(self.content)
print(colored(infoTotal.center(rows, '#'), "yellow"))
# Parse JSON result and display messages
def jsonMessages(self, msgJSON, nbrMsg, outbox):
def decrypt(msg):
msg64 = base64.b64decode(msg)
return box_decrypt(msg64, get_privkey(self.dunikey, "pubsec"), self.issuer, nonce).decode()
totalMsg = msgJSON["total"]
if nbrMsg > totalMsg:
nbrMsg = totalMsg
if totalMsg == 0:
print("Aucun message à afficher")
return True
else:
data = []
# data.append({})
# data[0]['total'] = totalMsg
for i, hits in enumerate(msgJSON["hits"]):
self.idMsg = hits["_id"]
msgSrc = hits["_source"]
self.issuer = msgSrc["issuer"]
nonce = msgSrc["nonce"]
nonce = base58.b58decode(nonce)
self.date = msgSrc["time"]
if outbox:
pubkey = msgSrc["recipient"]
else:
pubkey = self.issuer
try:
self.title = decrypt(msgSrc["title"])
self.content = decrypt(msgSrc["content"])
except Exception as e:
sys.stderr.write(colored(str(e), 'red') + '\n')
pp_json(hits)
continue
data.append(i)
data[i] = {}
data[i]['id'] = self.idMsg
data[i]['date'] = self.date
data[i]['pubkey'] = pubkey
data[i]['title'] = self.title
data[i]['content'] = self.content
data = json.dumps(data, indent=2)
return data
#################### Sending class ####################
class SendToCesium(CesiumCommon):
def encryptMsg(self, msg):
return fmt["64"](box_encrypt(msg.encode(), get_privkey(self.dunikey, "pubsec"), self.recipient, self.nonce)).decode()
def configDoc(self, title, msg):
b58nonce = base58.b58encode(self.nonce).decode()
# Get current timestamp
timeSent = int(time())
# Generate custom JSON
data = {}
data['issuer'] = self.pubkey
data['recipient'] = self.recipient
data['title'] = title
data['content'] = msg
data['time'] = timeSent
data['nonce'] = b58nonce
data['version'] = 2
document = json.dumps(data)
return self.signDoc(document)
def sendDocument(self, document, outbox):
boxType = "outbox" if outbox else "inbox"
headers = {
'Content-type': 'application/json',
}
# Send JSON document and get result
try:
result = requests.post('{0}/message/{1}?pubkey={2}'.format(self.pod, boxType, self.recipient), headers=headers, data=document)
except Exception as e:
sys.stderr.write("Impossible d'envoyer le message:\n" + str(e))
sys.exit(1)
else:
if result.status_code == 200:
print(colored("Message envoyé avec succès !", "green"))
print("ID: " + result.text)
return result
else:
sys.stderr.write("Erreur inconnue:" + '\n')
print(str(pp_json(result.text)) + '\n')
#################### Deleting class ####################
class DeleteFromCesium(CesiumCommon):
def configDoc(self, idMsg, outbox):
# Get current timestamp
timeSent = int(time())
boxType = "outbox" if outbox else "inbox"
# Generate document to customize
data = {}
data['version'] = 2
data['index'] = "message"
data['type'] = boxType
data['id'] = idMsg
data['issuer'] = self.pubkey
data['time'] = timeSent
document = json.dumps(data)
return self.signDoc(document)
def sendDocument(self, document, idMsg):
headers = {
'Content-type': 'application/json',
}
# Send JSON document and get result
try:
result = requests.post('{0}/history/delete'.format(self.pod), headers=headers, data=document)
if result.status_code == 404:
raise ValueError("Message introuvable")
elif result.status_code == 403:
raise ValueError("Vous n'êtes pas l'auteur de ce message.")
except Exception as e:
sys.stderr.write(colored("Impossible de supprimer le message {0}:\n".format(idMsg), 'red') + str(e) + "\n")
return False
else:
if result.status_code == 200:
print(colored("Message {0} supprimé avec succès !".format(idMsg), "green"))
return result
else:
sys.stderr.write("Erreur inconnue.")