ikiwiki: Add delete command for wikis and blogs.

actions/ikiwiki

@@ -22,6 +22,7 @@ Configuration helper for ikiwiki
 
 import argparse
 import os
+import shutil
 import subprocess
 
 
@@ -58,6 +59,10 @@ def parse_arguments():
     create_blog = subparsers.add_parser('create-blog', help='Create a blog')
     create_blog.add_argument('--name', help='Name of new blog')
 
+    # Delete a wiki or blog
+    delete = subparsers.add_parser('delete', help='Delete a wiki or blog.')
+    delete.add_argument('--name', help='Name of wiki or blog to delete.')
+
     return parser.parse_args()
 
 
@@ -73,10 +78,11 @@ def subcommand_enable(_):
     """Enable ikiwiki site."""
     if not os.path.isfile(CONFIG_FILE):
         setup()
-
-    subprocess.check_output(['a2enmod', 'cgi'])
-    subprocess.check_output(['a2enconf', 'ikiwiki'])
-    subprocess.check_output(['service', 'apache2', 'restart'])
+        subprocess.check_output(['a2enconf', 'ikiwiki'])
+        subprocess.check_output(['service', 'apache2', 'restart'])
+    else:
+        subprocess.check_output(['a2enconf', 'ikiwiki'])
+        subprocess.check_output(['service', 'apache2', 'reload'])
 
 
 def subcommand_disable(_):
@@ -86,26 +92,39 @@ def subcommand_disable(_):
 
 
 def subcommand_get_sites(_):
-    """Get wikis and blogs"""
+    """Get wikis and blogs."""
     sites = os.listdir(WIKI_PATH)
     print('\n'.join(sites))
 
 
 def subcommand_create_wiki(arguments):
-    """Create a wiki"""
+    """Create a wiki."""
     subprocess.check_output(['ikiwiki', '-setup', SETUP_WIKI, arguments.name])
 
 
 def subcommand_create_blog(arguments):
-    """Create a blog"""
+    """Create a blog."""
     subprocess.check_output(['ikiwiki', '-setup', SETUP_BLOG, arguments.name])
 
 
+def subcommand_delete(arguments):
+    """Delete a wiki or blog."""
+    wiki_folder = os.path.join(WIKI_PATH, arguments.name)
+    try:
+        shutil.rmtree(wiki_folder)
+        print('Deleted %s' % arguments.name)
+    except FileNotFoundError:
+        print('Error: %s not found.' % arguments.name)
+        exit(1)
+
+
 def setup():
     """Initial setup"""
     if not os.path.exists(WIKI_PATH):
         os.makedirs(WIKI_PATH)
 
+    subprocess.check_output(['a2enmod', 'cgi'])
+
     with open(CONFIG_FILE, 'w') as conffile:
         conffile.writelines([
             'Alias /ikiwiki /var/www/ikiwiki\n',

plinth/modules/ikiwiki/templates/ikiwiki_delete.html

@@ -0,0 +1,39 @@
+{% extends "base.html" %}
+{% comment %}
+#
+# This file is part of Plinth.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+{% endcomment %}
+
+{% load bootstrap %}
+
+{% block content %}
+
+  <h3>Delete Wiki/Blog <em>{{ name }}</em></h3>
+
+  <p>Delete this wiki/blog permanently?</p>
+
+  <form class="form" method="post">
+    {% csrf_token %}
+
+    <input type="submit" class="btn btn-md btn-primary"
+           value="Delete {{ name }}"/>
+
+    <a href="{% url 'ikiwiki:manage' %}" role="button"
+       class="btn btn-md btn-primary">Cancel</a>
+  </form>
+
+{% endblock %}

plinth/modules/ikiwiki/templates/ikiwiki_manage.html

@@ -39,7 +39,7 @@
       <div class="list-group">
         {% for site in sites %}
           <div class="list-group-item clearfix">
-	    <a href="{% url 'ikiwiki:index' %}"
+	    <a href="{% url 'ikiwiki:delete' site %}"
                class="btn btn-default btn-sm pull-right"
                role="button" title="Delete site {{ site }}">
               <span class="glyphicon glyphicon-trash"

plinth/modules/ikiwiki/urls.py

@@ -26,5 +26,6 @@ urlpatterns = patterns(
     'plinth.modules.ikiwiki.views',
     url(r'^apps/ikiwiki/$', 'index', name='index'),
     url(r'^apps/ikiwiki/manage/$', 'manage', name='manage'),
+    url(r'^apps/ikiwiki/(?P<name>[\w.@+-]+)/delete/$', 'delete', name='delete'),
     url(r'^apps/ikiwiki/create/$', 'create', name='create'),
     )

plinth/modules/ikiwiki/views.py

@@ -22,6 +22,7 @@ Plinth module for configuring ikiwiki
 from django.contrib import messages
 from django.contrib.auth.decorators import login_required
 from django.core.urlresolvers import reverse_lazy
+from django.shortcuts import redirect
 from django.template.response import TemplateResponse
 from gettext import gettext as _
 
@@ -109,7 +110,8 @@ def create(request):
                 _create_wiki(request, form.cleaned_data['name'])
             elif form.cleaned_data['type'] == 'blog':
                 _create_blog(request, form.cleaned_data['name'])
-            form = IkiwikiCreateForm(prefix='ikiwiki')
+
+            return redirect(reverse_lazy('ikiwiki:manage'))
     else:
         form = IkiwikiCreateForm(prefix='ikiwiki')
 
@@ -121,9 +123,38 @@ def create(request):
 
 def _create_wiki(request, name):
     """Create wiki."""
-    actions.superuser_run('ikiwiki', ['create-wiki', '--name', name])
+    try:
+        actions.superuser_run('ikiwiki', ['create-wiki', '--name', name])
+        messages.success(request, _('Created wiki %s.') % name)
+    except actions.ActionError as err:
+        messages.error(request, _('Could not create wiki: %s') % err)
 
 
 def _create_blog(request, name):
     """Create blog."""
-    actions.superuser_run('ikiwiki', ['create-blog', '--name', name])
+    try:
+        actions.superuser_run('ikiwiki', ['create-blog', '--name', name])
+        messages.success(request, _('Created blog %s.') % name)
+    except actions.ActionError as err:
+        messages.error(request, _('Could not create blog: %s') % err)
+
+
+@login_required
+def delete(request, name):
+    """Handle deleting wikis/blogs, showing a confirmation dialog first.
+
+    On GET, display a confirmation page.
+    On POST, delete the wiki/blog.
+    """
+    if request.method == 'POST':
+        try:
+            actions.superuser_run('ikiwiki', ['delete', '--name', name])
+            messages.success(request, _('%s deleted.') % name)
+        except actions.ActionError as err:
+            messages.error(request, _('Could not delete %s: %s') % (name, err))
+        return redirect(reverse_lazy('ikiwiki:manage'))
+
+    return TemplateResponse(request, 'ikiwiki_delete.html',
+                            {'title': _('Delete Wiki/Blog'),
+                             'subsubmenu': subsubmenu,
+                             'name': name})