125 lines
3.0 KiB
Python
125 lines
3.0 KiB
Python
#!/usr/bin/env python3
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"""
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Individual functions for handling WebSocket events. Gets called by the
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QuestConsumer object in consumers.py.
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"""
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import re
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import time
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import types
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import random
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import bleach
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from django.utils.timezone import localtime
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from quest.models import Message, Quest, Post
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def message(socket, data):
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"""
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Gets called when the server receives a 'message' event.
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"""
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# TODO: validation
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message = data.get('message')
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quest_id = data.get('quest_id')
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# cleaning
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message = message.strip()
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if not message:
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return
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tags = ["b", "code", "i", "s"]
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message = bleach.clean(message, tags=tags)
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# greentext
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lines = []
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for line in message.splitlines():
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if line.startswith(">") and not line.startswith(">>"):
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line = '<span class="greenText">' + line + '</span>'
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lines.append(line)
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message = "<br>".join(lines)
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# quote links
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quotes = re.findall(r">>\d+", message)
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for quote in quotes:
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msg_id = quote.replace(">>", "")
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msg = '<a class="quotelink" '
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msg += 'href="javascript:scrollToMsg(\'' + msg_id + '\')" '
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msg += 'onmousemove="showPreview(event, \'' + msg_id + '\')" '
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msg += 'onmouseout="clearPreview()">' + quote + '</a>'
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message = message.replace(quote, msg)
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# handle image
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# dice rolling
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if any(map(message.startswith, ["/dice", "/roll"])):
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reg = re.search(r"(\d+)d(\d+)([+-]\d+)?", data["message"])
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if not reg:
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return
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try:
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groups = [0 if d is None else int(d) for d in reg.groups()]
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dice_num, dice_sides, dice_mod = groups
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assert 0 < dice_num < 100
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assert 0 < dice_sides < 100
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assert -1000 < dice_mod < 1000
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except (ValueError, AssertionError):
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return
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dice = [random.randint(1, dice_sides) for _ in range(dice_num)]
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total = sum(dice) + dice_mod
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roll_msg = f"Rolled {', '.join(map(str, dice))}"
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if dice_mod:
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if dice_mod > 0:
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roll_msg += " + " + str(dice_mod)
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else:
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roll_msg += " - " + str(dice_mod)[1:]
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roll_msg += " = " + str(total)
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message += '<hr class="msgSrvHr" /><b>' + roll_msg + "</b>"
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user = socket.scope['user']
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m = Message(
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quest=Quest.objects.get(id=quest_id),
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message=message)
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if user.username:
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m.user = user
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m.save()
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data = {}
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data['message_id'] = m.id
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data['message'] = message
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data['date'] = int(time.time())
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data['name'] = user.username
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socket.send('message', data)
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def text_post(socket, data):
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"""
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Called when the QM creates a new text post.
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"""
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quest_id = data.get('quest_id')
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text = data.get('text')
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page_num = data.get('page_num')
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# cleaning
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text = bleach.clean(text.strip())
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text = text.replace("\n", "<br>")
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# handle image
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p = Post(
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quest=Quest.objects.get(id=quest_id),
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page_num=page_num,
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post_type='text',
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post_text=text)
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p.save()
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data = {}
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data['text'] = text
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data['post_type'] = 'text'
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data['date'] = localtime(p.timestamp).strftime('%Y-%m-%d %H:%M')
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data['post_id'] = p.id
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socket.send('new_post', data)
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events = {}
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for obj in dir():
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if type(locals()[obj]) == types.FunctionType:
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events[locals()[obj].__name__] = locals()[obj]
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