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authorEmmanuel Gil Peyrot <linkmauve@linkmauve.fr>2017-02-10 21:15:12 +0000
committerEmmanuel Gil Peyrot <linkmauve@linkmauve.fr>2017-02-10 21:15:12 +0000
commitbaf9c34aa202602fb402e16009781599539414c8 (patch)
tree770e3b333884ba1d74e23410637102443ce133a8
parentdd12a8ddd86518089194989de39f555cb03d04ff (diff)
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Add a code plugin, for sending highlighted snippets of code.
-rw-r--r--plugins/code.py44
1 files changed, 44 insertions, 0 deletions
diff --git a/plugins/code.py b/plugins/code.py
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+++ b/plugins/code.py
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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='<message>',
+ 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>'))