From baf9c34aa202602fb402e16009781599539414c8 Mon Sep 17 00:00:00 2001
From: Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
Date: Fri, 10 Feb 2017 21:15:12 +0000
Subject: Add a code plugin, for sending highlighted snippets of code.

---
 plugins/code.py | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 plugins/code.py

(limited to 'plugins')

diff --git a/plugins/code.py b/plugins/code.py
new file mode 100644
index 00000000..44afd3d8
--- /dev/null
+++ b/plugins/code.py
@@ -0,0 +1,44 @@
+"""
+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>'))
-- 
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