3 files changed, 123 insertions, 0 deletions
diff --git a/lib/adminform.php b/lib/adminform.php
new file mode 100644
index 000000000..3934f6351
--- /dev/null
+++ b/lib/adminform.php
@@ -0,0 +1,86 @@
+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Base class for administrative forms
+ *
+ * PHP version 5
+ *
+ * LICENCE: 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/>.
+ *
+ * @category  Widget
+ * @package   StatusNet
+ * @author    Zach Copley <zach@status.net>
+ * @copyright 2009 StatusNet, Inc.
+ * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link      http://status.net/
+ */
+
+if (!defined('STATUSNET') && !defined('LACONICA')) {
+    exit(1);
+}
+
+/**
+ * Base class for Administrative forms
+ *
+ * Just a place holder for some utility methods to simply some
+ * repetitive form building code
+ *
+ * @category Widget
+ * @package  StatusNet
+ * @author   Zach Copley <zach@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link     http://status.net/
+ *
+ * @see      Form
+ */
+
+class AdminForm extends Form
+{
+    /**
+     * Utility to simplify some of the duplicated code around
+     * params and settings.
+     *
+     * @param string $setting      Name of the setting
+     * @param string $title        Title to use for the input
+     * @param string $instructions Instructions for this field
+     * @param string $section      config section, default = 'site'
+     *
+     * @return void
+     */
+
+    function input($setting, $title, $instructions, $section='site')
+    {
+        $this->out->input($setting, $title, $this->value($setting, $section), $instructions);
+    }
+
+    /**
+     * Utility to simplify getting the posted-or-stored setting value
+     *
+     * @param string $setting Name of the setting
+     * @param string $main    configuration section, default = 'site'
+     *
+     * @return string param value if posted, or current config value
+     */
+
+    function value($setting, $main='site')
+    {
+        $value = $this->out->trimmed($setting);
+        if (empty($value)) {
+            $value = common_config($main, $setting);
+        }
+        return $value;
+    }
+
+}
diff --git a/lib/adminpanelaction.php b/lib/adminpanelaction.php
index 33b210da3..e0c253ccf 100644
--- a/lib/adminpanelaction.php
+++ b/lib/adminpanelaction.php
@@ -224,6 +224,33 @@ class AdminPanelAction extends Action
         $this->clientError(_('saveSettings() not implemented.'));
         return;
     }
+    
+    /**
+     * Delete a design setting
+     *
+     * // XXX: Maybe this should go in Design? --Z
+     *
+     * @return mixed $result false if something didn't work
+     */
+
+    function deleteSetting($section, $setting)
+    {
+        $config = new Config();
+
+        $config->section = $section;
+        $config->setting = $setting;
+
+        if ($config->find(true)) {
+            $result = $config->delete();
+            if (!$result) {
+                common_log_db_error($config, 'DELETE', __FILE__);
+                $this->clientError(_("Unable to delete design setting."));
+                return null;
+            }
+        }
+
+        return $result;
+    }
 }
 
 /**
diff --git a/lib/form.php b/lib/form.php
index 868c986b9..f6501dc6d 100644
--- a/lib/form.php
+++ b/lib/form.php
@@ -181,4 +181,14 @@ class Form extends Widget
     {
         return 'form';
     }
+
+    function li()
+    {
+        $this->out->elementStart('li');
+    }
+
+    function unli()
+    {
+        $this->out->elementEnd('li');
+    }
 }