add notice search rss ("tracking")

darcs-hash:20080709234228-84dde-f24d277947ab49031a1b6d74184568fe2f50a685.gz

actions/noticesearch.php

@@ -69,6 +69,19 @@ class NoticesearchAction extends SearchAction {
 						  $page, 'noticesearch', array('q' => $q));
 	}
 
+	function show_header($arr) {
+		if ($arr) {
+			$q = $arr[0];
+		}
+		if ($q) {
+			common_element('link', array('rel' => 'alternate',
+										 'href' => common_local_url('noticesearchrss',
+																	array('q' => $q)),
+										 'type' => 'application/rss+xml',
+										 'title' => _t('Search Stream Feed')));
+		}
+	}
+	
 	# XXX: refactor and combine with StreamAction::show_notice()
 	
 	function show_notice($notice, $terms) {

actions/noticesearchrss.php

@@ -0,0 +1,72 @@
+<?php
+/*
+ * Laconica - a distributed open-source microblogging tool
+ * Copyright (C) 2008, Controlez-Vous, Inc.
+ *
+ * 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/>.
+ */
+
+if (!defined('LACONICA')) { exit(1); }
+
+require_once(INSTALLDIR.'/lib/rssaction.php');
+
+// Formatting of RSS handled by Rss10Action
+
+class NoticesearchrssAction extends Rss10Action {
+
+	function init() {
+		return true;
+	}
+	
+	function get_notices($limit=0) {
+
+		$q = $this->trimmed('q');
+		$notices = array();
+		
+		$notice = new Notice();
+
+		# lcase it for comparison
+		$q = strtolower($q);
+		
+		$notice->whereAdd('MATCH(content) against (\''.addslashes($q).'\')');
+
+		# Ask for an extra to see if there's more.
+		
+		if ($limit != 0) {
+			$notice->limit(0, $limit);
+		}
+
+		$notice->find();
+		
+		while ($notice->fetch()) {
+			$notices[] = clone($notice);
+		}
+		
+		return $notices;
+	}
+	
+	function get_channel() {
+		global $config;
+		$q = $this->trimmed('q');
+		$c = array('url' => common_local_url('noticesearchrss', array('q' => $q)),
+				   'title' => $config['site']['name'] . _t(' Search Stream for "' . $q . '"'),
+				   'link' => common_local_url('noticesearch', array('q' => $q)),
+				   'description' => _t('All updates matching search term "') . $q . '"');
+		return $c;
+	}
+	
+	function get_image() {
+		return NULL;
+	}
+}

htaccess.sample

@@ -35,6 +35,7 @@ RewriteRule ^settings/im$ index.php?action=imsettings [L,QSA]
 
 RewriteRule ^search/people$ index.php?action=peoplesearch [L,QSA]
 RewriteRule ^search/notice$ index.php?action=noticesearch [L,QSA]
+RewriteRule ^search/notice/rss$ index.php?action=noticesearchrss [L,QSA]
 
 RewriteRule ^notice/new$ index.php?action=newnotice [L,QSA]
 RewriteRule ^notice/(\d+)$ index.php?action=shownotice&notice=$1 [L,QSA]

lib/searchaction.php

@@ -26,7 +26,10 @@ class SearchAction extends Action {
 		$this->show_form();
 	}
 
-	function show_top($error=NULL) {
+	function show_top($arr=NULL) {
+		if ($arr) {
+			$error = $arr[1];
+		}
 		if ($error) {
 			common_element('p', 'error', $error);
 		} else {
@@ -42,12 +45,17 @@ class SearchAction extends Action {
 	function get_title() {
 		return NULL;
 	}
+
+	function show_header($arr) {
+		return;
+	}
 	
 	function show_form($error=NULL) {
 		$q = $this->trimmed('q');
 		$page = $this->trimmed('page', 1);
 		
-		common_show_header($this->get_title(), NULL, $error, array($this, 'show_top'));
+		common_show_header($this->get_title(), array($this, 'show_header'), array($q, $error),
+						   array($this, 'show_top'));
 		common_element_start('form', array('method' => 'post',
 										   'id' => 'login',
 										   'action' => common_local_url($this->trimmed('action'))));

lib/util.php

@@ -778,6 +778,8 @@ function common_fancy_url($action, $args=NULL) {
 		return common_path('search/people' . (($args) ? ('?' . http_build_query($args)) : ''));
 	 case 'noticesearch':
 		return common_path('search/notice' . (($args) ? ('?' . http_build_query($args)) : ''));
+	 case 'noticesearchrss':
+		return common_path('search/notice/rss' . (($args) ? ('?' . http_build_query($args)) : ''));
 	 default:
 		return common_simple_url($action, $args);
 	}