ajax load for additional inline replies; /replies variant of conversationview

actions/conversationreplies.php

@@ -0,0 +1,106 @@
+<?php
+/**
+ * Display a conversation in the browser
+ *
+ * PHP version 5
+ *
+ * @category Action
+ * @package  StatusNet
+ * @author   Evan Prodromou <evan@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
+ * @link     http://status.net/
+ *
+ * StatusNet - the distributed open-source microblogging tool
+ * Copyright (C) 2009, StatusNet, 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('STATUSNET') && !defined('LACONICA')) {
+    exit(1);
+}
+
+// XXX: not sure how to do paging yet,
+// so set a 60-notice limit
+
+require_once INSTALLDIR.'/lib/noticelist.php';
+
+/**
+ * Conversation tree in the browser
+ *
+ * @category Action
+ * @package  StatusNet
+ * @author   Evan Prodromou <evan@status.net>
+ * @license  http://www.fsf.org/licensing/licenses/agpl.html AGPLv3
+ * @link     http://status.net/
+ */
+class ConversationRepliesAction extends ConversationAction
+{
+
+    function handle($args)
+    {
+        if ($this->boolean('ajax')) {
+            $this->showAjax();
+        } else {
+            parent::handle($args);
+        }
+    }
+
+    /**
+     * Show content.
+     *
+     * Display a hierarchical unordered list in the content area.
+     * Uses ConversationTree to do most of the heavy lifting.
+     *
+     * @return void
+     */
+    function showContent()
+    {
+        $notices = Notice::conversationStream($this->id, null, null);
+
+        $ct = new FullThreadedNoticeList($notices, $this);
+
+        $cnt = $ct->show();
+    }
+
+    function showAjax()
+    {
+        header('Content-Type: text/xml;charset=utf-8');
+        $this->xw->startDocument('1.0', 'UTF-8');
+        $this->elementStart('html');
+        $this->elementStart('head');
+        $this->element('title', null, _('Notice'));
+        $this->elementEnd('head');
+        $this->elementStart('body');
+        $this->showContent();
+        $this->elementEnd('body');
+        $this->elementEnd('html');
+    }
+}
+
+class FullThreadedNoticeList extends ThreadedNoticeList
+{
+    function newListItem($notice)
+    {
+        return new FullThreadedNoticeListItem($notice, $this->out);
+    }
+}
+
+class FullThreadedNoticeListItem extends ThreadedNoticeListItem
+{
+    function initialItems()
+    {
+        return 1000; // @fixme
+    }
+}

js/util.js

@@ -666,6 +666,18 @@ var SN = { // StatusNet
                     SN.U.NoticeInlineReplyTrigger(notice);
                     return false;
                 });
+            $('li.notice-reply-comments a')
+                .live('click', function() {
+                    var url = $(this).attr('href');
+                    var area = $(this).closest('.threaded-replies');
+                    $.get(url, {ajax: 1}, function(data, textStatus, xhr) {
+                        var replies = $('.threaded-replies', data);
+                        if (replies.length) {
+                            area.replaceWith(document._importNode(replies[0], true));
+                        }
+                    });
+                    return false;
+                });
         },
 
         /**

lib/router.php

@@ -333,6 +333,9 @@ class Router
             $m->connect('conversation/:id',
                         array('action' => 'conversation'),
                         array('id' => '[0-9]+'));
+            $m->connect('conversation/:id/replies',
+                        array('action' => 'conversationreplies'),
+                        array('id' => '[0-9]+'));
 
             $m->connect('message/new', array('action' => 'newmessage'));
             $m->connect('message/new?to=:to', array('action' => 'newmessage'), array('to' => Nickname::DISPLAY_FMT));

lib/threadednoticelist.php

@@ -153,7 +153,10 @@ class ThreadedNoticeList extends NoticeList
 
 class ThreadedNoticeListItem extends NoticeListItem
 {
-    const INITIAL_ITEMS = 3;
+    function initialItems()
+    {
+        return 3;
+    }
 
     function showContext()
     {
@@ -170,8 +173,9 @@ class ThreadedNoticeListItem extends NoticeListItem
 
     function showEnd()
     {
+        $max = $this->initialItems();
         if (!$this->repeat) {
-            $notice = Notice::conversationStream($this->notice->conversation, 0, self::INITIAL_ITEMS + 2);
+            $notice = Notice::conversationStream($this->notice->conversation, 0, $max + 2);
             $notices = array();
             $cnt = 0;
             $moreCutoff = null;
@@ -181,7 +185,7 @@ class ThreadedNoticeListItem extends NoticeListItem
                     continue;
                 }
                 $cnt++;
-                if ($cnt > self::INITIAL_ITEMS) {
+                if ($cnt > $max) {
                     // boo-yah
                     $moreCutoff = clone($notice);
                     break;
@@ -289,7 +293,7 @@ class ThreadedNoticeListMoreItem extends NoticeListItem
     function showMiniForm()
     {
         $id = $this->notice->conversation;
-        $url = common_local_url('conversation', array('id' => $id)) . '#notice-' . $this->notice->id;
+        $url = common_local_url('conversationreplies', array('id' => $id));
 
         $notice = new Notice();
         $notice->conversation = $id;