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+<?php
+/**
+ * StatusNet, the distributed open-source microblogging tool
+ *
+ * Snapshots administration panel
+ *
+ * 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 Settings
+ * @package StatusNet
+ * @author Zach Copley <zach@status.net>
+ * @copyright 2010 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')) {
+ exit(1);
+}
+
+/**
+ * Manage snapshots
+ *
+ * @category Admin
+ * @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/
+ */
+
+class SnapshotadminpanelAction extends AdminPanelAction
+{
+ /**
+ * Returns the page title
+ *
+ * @return string page title
+ */
+
+ function title()
+ {
+ return _('Snapshots');
+ }
+
+ /**
+ * Instructions for using this form.
+ *
+ * @return string instructions
+ */
+
+ function getInstructions()
+ {
+ return _('Manage snapshot configuration');
+ }
+
+ /**
+ * Show the snapshots admin panel form
+ *
+ * @return void
+ */
+
+ function showForm()
+ {
+ $form = new SnapshotAdminPanelForm($this);
+ $form->show();
+ return;
+ }
+
+ /**
+ * Save settings from the form
+ *
+ * @return void
+ */
+
+ function saveSettings()
+ {
+ static $settings = array(
+ 'snapshot' => array('run', 'reporturl', 'frequency')
+ );
+
+ $values = array();
+
+ foreach ($settings as $section => $parts) {
+ foreach ($parts as $setting) {
+ $values[$section][$setting] = $this->trimmed($setting);
+ }
+ }
+
+ // This throws an exception on validation errors
+
+ $this->validate($values);
+
+ // assert(all values are valid);
+
+ $config = new Config();
+
+ $config->query('BEGIN');
+
+ foreach ($settings as $section => $parts) {
+ foreach ($parts as $setting) {
+ Config::save($section, $setting, $values[$section][$setting]);
+ }
+ }
+
+ $config->query('COMMIT');
+
+ return;
+ }
+
+ function validate(&$values)
+ {
+ // Validate snapshot run value
+
+ if (!in_array($values['snapshot']['run'], array('web', 'cron', 'never'))) {
+ $this->clientError(_("Invalid snapshot run value."));
+ }
+
+ // Validate snapshot frequency value
+
+ if (!Validate::number($values['snapshot']['frequency'])) {
+ $this->clientError(_("Snapshot frequency must be a number."));
+ }
+
+ // Validate report URL
+
+ if (!is_null($values['snapshot']['reporturl'])
+ && !Validate::uri(
+ $values['snapshot']['reporturl'],
+ array('allowed_schemes' => array('http', 'https')
+ )
+ )) {
+ $this->clientError(_("Invalid snapshot report URL."));
+ }
+ }
+}
+
+class SnapshotAdminPanelForm extends AdminForm
+{
+ /**
+ * ID of the form
+ *
+ * @return int ID of the form
+ */
+
+ function id()
+ {
+ return 'form_snapshot_admin_panel';
+ }
+
+ /**
+ * class of the form
+ *
+ * @return string class of the form
+ */
+
+ function formClass()
+ {
+ return 'form_settings';
+ }
+
+ /**
+ * Action of the form
+ *
+ * @return string URL of the action
+ */
+
+ function action()
+ {
+ return common_local_url('snapshotadminpanel');
+ }
+
+ /**
+ * Data elements of the form
+ *
+ * @return void
+ */
+
+ function formData()
+ {
+ $this->out->elementStart(
+ 'fieldset',
+ array('id' => 'settings_admin_snapshots')
+ );
+ $this->out->element('legend', null, _('Snapshots'));
+ $this->out->elementStart('ul', 'form_data');
+ $this->li();
+ $snapshot = array(
+ 'web' => _('Randomly during Web hit'),
+ 'cron' => _('In a scheduled job'),
+ 'never' => _('Never')
+ );
+ $this->out->dropdown(
+ 'run',
+ _('Data snapshots'),
+ $snapshot,
+ _('When to send statistical data to status.net servers'),
+ false,
+ $this->value('run', 'snapshot')
+ );
+ $this->unli();
+
+ $this->li();
+ $this->input(
+ 'frequency',
+ _('Frequency'),
+ _('Snapshots will be sent once every N web hits'),
+ 'snapshot'
+ );
+ $this->unli();
+
+ $this->li();
+ $this->input(
+ 'reporturl',
+ _('Report URL'),
+ _('Snapshots will be sent to this URL'),
+ 'snapshot'
+ );
+ $this->unli();
+ $this->out->elementEnd('ul');
+ $this->out->elementEnd('fieldset');
+ }
+
+ /**
+ * Action elements
+ *
+ * @return void
+ */
+
+ function formActions()
+ {
+ $this->out->submit(
+ 'submit',
+ _('Save'),
+ 'submit',
+ null,
+ _('Save snapshot settings')
+ );
+ }
+}