123 lines
3.3 KiB
Python
123 lines
3.3 KiB
Python
import re
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from bs4 import BeautifulSoup, Tag
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from files.helpers.config.const import SITE_FULL_IMAGES
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from files.helpers.marseyfx.tokenizer import StringLiteralToken, Token
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modifier_whitelist = []
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class Modifier:
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name: str
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args: list[Token]
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def __init__(self, name: str, args: list[Token]):
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self.name = name
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self.args = args
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def modifier(fn):
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modifier_whitelist.append(fn.__name__)
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def wrapper(*args, **kwargs):
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slf = args[0]
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slf.el = slf.el.wrap(slf.soup.new_tag('div', attrs={'class': f'marseyfx-modifier marseyfx-modifier-{fn.__name__}'}))
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return fn(*args, **kwargs)
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return wrapper
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class Modified:
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soup: BeautifulSoup
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el: Tag #BeautifulSoup element
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def __init__(self, el):
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self.soup = BeautifulSoup()
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self.el = el
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def add_class(self, class_: str):
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self.el.attrs['class'].append(' ' + class_)
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def apply_modifiers(self, modifiers: list[Modifier]):
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for modifier in modifiers:
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if modifier.name in modifier_whitelist:
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getattr(self, modifier.name)(*modifier.args)
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# Using this instead of throwing everything in a string and then parsing it helps
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# mitigate the risk of XSS attacks
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def image(self, name: str):
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image = self.soup.new_tag(
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'img',
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loading='lazy',
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src=f'{SITE_FULL_IMAGES}/i/{name}.webp',
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attrs={'class': f'marseyfx-image marseyfx-image-{name}'}
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)
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container = self.soup.new_tag(
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'div',
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attrs={'class': f'marseyfx-image-container marseyfx-image-container-{name}'}
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)
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container.append(image)
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return container
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def underlay(self, underlay: Tag):
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self.el.insert(0, underlay)
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def overlay(self, overlay: Tag):
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self.el.append(overlay)
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@modifier
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def pat(self):
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self.overlay(self.image('pat'))
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@modifier
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def love(self):
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self.overlay(self.image('love-foreground'))
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self.underlay(self.image('love-background'))
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@modifier
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def talking(self):
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self.overlay(self.image('talking'))
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@modifier
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def genocide(self):
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pass
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@modifier
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def says(self, msg):
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if not isinstance(msg, StringLiteralToken):
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return
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self.overlay(self.image('says'))
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self.el.append(self.soup.new_tag(
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'span',
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string=msg.value,
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attrs={'class': 'marseyfx-modifier-says-text'}
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))
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@modifier
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def fallover(self):
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self.el = self.el.wrap(self.soup.new_tag(
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'div',
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attrs={'class': 'marseyfx-modifier-fallover-container'}
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))
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@modifier
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def transform(self, transformstyle: StringLiteralToken):
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if not re.fullmatch(r'[\w()\s%\.,]*', transformstyle.value):
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print(f'Evil transform detected: {transformstyle.value}')
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return
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self.el.attrs['style'] = f'transform: {transformstyle.value};'
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@modifier
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def enraged(self):
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self.underlay(self.soup.new_tag(
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'div',
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attrs={'class': 'marseyfx-enraged-underlay'}
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))
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@modifier
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def corrupted(self):
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pass
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@modifier
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def wavy(self):
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self.el.wrap(self.soup.new_tag('svg')) |