diff options
Diffstat (limited to 'bot/exts/utilities')
| -rw-r--r-- | bot/exts/utilities/bookmark.py | 2 | ||||
| -rw-r--r-- | bot/exts/utilities/colour.py | 7 | ||||
| -rw-r--r-- | bot/exts/utilities/latex.py | 101 |
3 files changed, 8 insertions, 102 deletions
diff --git a/bot/exts/utilities/bookmark.py b/bot/exts/utilities/bookmark.py index a11c366b..b50205a0 100644 --- a/bot/exts/utilities/bookmark.py +++ b/bot/exts/utilities/bookmark.py @@ -102,7 +102,7 @@ class Bookmark(commands.Cog): "You must either provide a valid message to bookmark, or reply to one." "\n\nThe lookup strategy for a message is as follows (in order):" "\n1. Lookup by '{channel ID}-{message ID}' (retrieved by shift-clicking on 'Copy ID')" - "\n2. Lookup by message ID (the message **must** have been sent after the bot last started)" + "\n2. Lookup by message ID (the message **must** be in the context channel)" "\n3. Lookup by message URL" ) target_message = ctx.message.reference.resolved diff --git a/bot/exts/utilities/colour.py b/bot/exts/utilities/colour.py index 7c83fc66..ee6bad93 100644 --- a/bot/exts/utilities/colour.py +++ b/bot/exts/utilities/colour.py @@ -11,8 +11,10 @@ import rapidfuzz from PIL import Image, ImageColor from discord.ext import commands +from bot import constants from bot.bot import Bot from bot.exts.core.extensions import invoke_help_command +from bot.utils.decorators import whitelist_override THUMBNAIL_SIZE = (80, 80) @@ -78,6 +80,11 @@ class Colour(commands.Cog): await ctx.send(file=thumbnail_file, embed=colour_embed) @commands.group(aliases=("color",), invoke_without_command=True) + @whitelist_override( + channels=constants.WHITELISTED_CHANNELS, + roles=constants.STAFF_ROLES, + categories=[constants.Categories.development, constants.Categories.media] + ) async def colour(self, ctx: commands.Context, *, colour_input: Optional[str] = None) -> None: """ Create an embed that displays colour information. diff --git a/bot/exts/utilities/latex.py b/bot/exts/utilities/latex.py deleted file mode 100644 index 36c7e0ab..00000000 --- a/bot/exts/utilities/latex.py +++ /dev/null @@ -1,101 +0,0 @@ -import asyncio -import hashlib -import pathlib -import re -from concurrent.futures import ThreadPoolExecutor -from io import BytesIO - -import discord -import matplotlib.pyplot as plt -from discord.ext import commands - -from bot.bot import Bot - -# configure fonts and colors for matplotlib -plt.rcParams.update( - { - "font.size": 16, - "mathtext.fontset": "cm", # Computer Modern font set - "mathtext.rm": "serif", - "figure.facecolor": "36393F", # matches Discord's dark mode background color - "text.color": "white", - } -) - -FORMATTED_CODE_REGEX = re.compile( - r"(?P<delim>(?P<block>```)|``?)" # code delimiter: 1-3 backticks; (?P=block) only matches if it's a block - r"(?(block)(?:(?P<lang>[a-z]+)\n)?)" # if we're in a block, match optional language (only letters plus newline) - r"(?:[ \t]*\n)*" # any blank (empty or tabs/spaces only) lines before the code - r"(?P<code>.*?)" # extract all code inside the markup - r"\s*" # any more whitespace before the end of the code markup - r"(?P=delim)", # match the exact same delimiter from the start again - re.DOTALL | re.IGNORECASE, # "." also matches newlines, case insensitive -) - -CACHE_DIRECTORY = pathlib.Path("_latex_cache") -CACHE_DIRECTORY.mkdir(exist_ok=True) - - -class Latex(commands.Cog): - """Renders latex.""" - - @staticmethod - def _render(text: str, filepath: pathlib.Path) -> BytesIO: - """ - Return the rendered image if latex compiles without errors, otherwise raise a BadArgument Exception. - - Saves rendered image to cache. - """ - fig = plt.figure() - rendered_image = BytesIO() - fig.text(0, 1, text, horizontalalignment="left", verticalalignment="top") - - try: - plt.savefig(rendered_image, bbox_inches="tight", dpi=600) - except ValueError as e: - raise commands.BadArgument(str(e)) - - rendered_image.seek(0) - - with open(filepath, "wb") as f: - f.write(rendered_image.getbuffer()) - - return rendered_image - - @staticmethod - def _prepare_input(text: str) -> str: - text = text.replace(r"\\", "$\n$") # matplotlib uses \n for newlines, not \\ - - if match := FORMATTED_CODE_REGEX.match(text): - return match.group("code") - else: - return text - - @commands.command() - @commands.max_concurrency(1, commands.BucketType.guild, wait=True) - async def latex(self, ctx: commands.Context, *, text: str) -> None: - """Renders the text in latex and sends the image.""" - text = self._prepare_input(text) - query_hash = hashlib.md5(text.encode()).hexdigest() - image_path = CACHE_DIRECTORY.joinpath(f"{query_hash}.png") - async with ctx.typing(): - if image_path.exists(): - await ctx.send(file=discord.File(image_path)) - return - - with ThreadPoolExecutor() as pool: - image = await asyncio.get_running_loop().run_in_executor( - pool, self._render, text, image_path - ) - - await ctx.send(file=discord.File(image, "latex.png")) - - -def setup(bot: Bot) -> None: - """Load the Latex Cog.""" - # As we have resource issues on this cog, - # we have it currently disabled while we fix it. - import logging - logging.info("Latex cog is currently disabled. It won't be loaded.") - return - bot.add_cog(Latex()) |