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"""
This plugin adds a :term:`/code` command, to send syntax highlighted snippets
of code using pygments and XHTML-IM (XEP-0071).
Install
-------
Either use your distribution tools to install python3-pygments or equivalent,
or run:
.. code-block:: shell
pip install --user pygments
Usage
-----
.. glossary::
/code <language> <snippet>
Run this command to send the <snippet> of code, syntax highlighted
using pygments’s <language> lexer.
"""
from plugin import BasePlugin
from pygments import highlight
from pygments.lexers import get_lexer_by_name
from pygments.formatters import HtmlFormatter
FORMATTER = HtmlFormatter(noclasses=True)
class Plugin(BasePlugin):
def init(self):
self.api.add_command('code', self.command_code,
usage='<language> <code>',
short='Sends syntax-highlighted code',
help='Sends syntax-highlighted code in the current tab')
def command_code(self, args):
language, code = args.split(None, 1)
lexer = get_lexer_by_name(language)
room = self.api.current_tab()
room.command_xhtml(highlight(code, lexer, FORMATTER).strip().replace('\n</pre>', '</pre>'))
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