1 files changed, 103 insertions, 0 deletions
diff --git a/nikola/plugins/command/auto.py b/nikola/plugins/command/auto.py
new file mode 100644
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--- /dev/null
+++ b/nikola/plugins/command/auto.py
@@ -0,0 +1,103 @@
+# -*- coding: utf-8 -*-
+
+# Copyright © 2012-2013 Roberto Alsina and others.
+
+# Permission is hereby granted, free of charge, to any
+# person obtaining a copy of this software and associated
+# documentation files (the "Software"), to deal in the
+# Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the
+# Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice
+# shall be included in all copies or substantial portions of
+# the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
+# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
+# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+# PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS
+# OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+# OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+# OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+from __future__ import print_function, unicode_literals
+
+import codecs
+import json
+import os
+import subprocess
+
+from nikola.plugin_categories import Command
+from nikola.utils import req_missing
+
+GUARDFILE = """#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+from livereload.task import Task
+import json
+import subprocess
+
+def f():
+    import subprocess
+    subprocess.call(("nikola", "build"))
+
+fdata = json.loads('''{0}''')
+
+for watch in fdata:
+    Task.add(watch, f)
+"""
+
+
+class Auto(Command):
+    """Start debugging console."""
+    name = "auto"
+    doc_purpose = "automatically detect site changes, rebuild and optionally refresh a browser"
+    cmd_options = [
+        {
+            'name': 'browser',
+            'short': 'b',
+            'type': bool,
+            'help': 'Start a web browser.',
+            'default': False,
+        },
+        {
+            'name': 'port',
+            'short': 'p',
+            'long': 'port',
+            'default': 8000,
+            'type': int,
+            'help': 'Port nummber (default: 8000)',
+        },
+    ]
+
+    def _execute(self, options, args):
+        """Start the watcher."""
+        try:
+            from livereload.server import start
+        except ImportError:
+            req_missing(['livereload'], 'use the "auto" command')
+            return
+
+        # Run an initial build so we are uptodate
+        subprocess.call(("nikola", "build"))
+
+        port = options and options.get('port')
+
+        # Create a Guardfile
+        with codecs.open("Guardfile", "wb+", "utf8") as guardfile:
+            l = ["conf.py", "themes", "templates", self.site.config['GALLERY_PATH']]
+            for item in self.site.config['post_pages']:
+                l.append(os.path.dirname(item[0]))
+            for item in self.site.config['FILES_FOLDERS']:
+                l.append(os.path.dirname(item))
+            data = GUARDFILE.format(json.dumps(l))
+            guardfile.write(data)
+
+        out_folder = self.site.config['OUTPUT_FOLDER']
+
+        os.chmod("Guardfile", 0o755)
+
+        start(port, out_folder, options and options.get('browser'))