Delete action/api.php and rename lib/twitterapi.php to lib/api.php

1 files changed, 0 insertions, 1251 deletions

diff --git a/lib/twitterapi.php b/lib/twitterapi.php
deleted file mode 100644
index e5904cc85..000000000
--- a/lib/twitterapi.php
+++ /dev/null
@@ -1,1251 +0,0 @@
-<?php
-/*
- * StatusNet - the distributed open-source microblogging tool
- * Copyright (C) 2008, 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);
-}
-
-class TwitterapiAction extends Action
-{
-
-    /**
-     * Initialization.
-     *
-     * @param array $args Web and URL arguments
-     *
-     * @return boolean false if user doesn't exist
-     */
-
-    function prepare($args)
-    {
-        parent::prepare($args);
-        return true;
-    }
-
-    /**
-     * Handle a request
-     *
-     * @param array $args Arguments from $_REQUEST
-     *
-     * @return void
-     */
-
-    function handle($args)
-    {
-        parent::handle($args);
-    }
-
-    /**
-     * Overrides XMLOutputter::element to write booleans as strings (true|false).
-     * See that method's documentation for more info.
-     *
-     * @param string $tag     Element type or tagname
-     * @param array  $attrs   Array of element attributes, as
-     *                        key-value pairs
-     * @param string $content string content of the element
-     *
-     * @return void
-     */
-    function element($tag, $attrs=null, $content=null)
-    {
-        if (is_bool($content)) {
-            $content = ($content ? 'true' : 'false');
-        }
-
-        return parent::element($tag, $attrs, $content);
-    }
-
-    function twitter_user_array($profile, $get_notice=false)
-    {
-        $twitter_user = array();
-
-        $twitter_user['id'] = intval($profile->id);
-        $twitter_user['name'] = $profile->getBestName();
-        $twitter_user['screen_name'] = $profile->nickname;
-        $twitter_user['location'] = ($profile->location) ? $profile->location : null;
-        $twitter_user['description'] = ($profile->bio) ? $profile->bio : null;
-
-        $avatar = $profile->getAvatar(AVATAR_STREAM_SIZE);
-        $twitter_user['profile_image_url'] = ($avatar) ? $avatar->displayUrl() :
-            Avatar::defaultImage(AVATAR_STREAM_SIZE);
-
-        $twitter_user['url'] = ($profile->homepage) ? $profile->homepage : null;
-        $twitter_user['protected'] = false; # not supported by StatusNet yet
-        $twitter_user['followers_count'] = $profile->subscriberCount();
-
-        // To be supported soon...
-        $twitter_user['profile_background_color'] = '';
-        $twitter_user['profile_text_color'] = '';
-        $twitter_user['profile_link_color'] = '';
-        $twitter_user['profile_sidebar_fill_color'] = '';
-        $twitter_user['profile_sidebar_border_color'] = '';
-
-        $twitter_user['friends_count'] = $profile->subscriptionCount();
-
-        $twitter_user['created_at'] = $this->date_twitter($profile->created);
-
-        $twitter_user['favourites_count'] = $profile->faveCount(); // British spelling!
-
-        // Need to pull up the user for some of this
-        $user = User::staticGet($profile->id);
-
-        $timezone = 'UTC';
-
-        if ($user->timezone) {
-            $timezone = $user->timezone;
-        }
-
-        $t = new DateTime;
-        $t->setTimezone(new DateTimeZone($timezone));
-
-        $twitter_user['utc_offset'] = $t->format('Z');
-        $twitter_user['time_zone'] = $timezone;
-
-        // To be supported some day, perhaps
-        $twitter_user['profile_background_image_url'] = '';
-        $twitter_user['profile_background_tile'] = false;
-
-        $twitter_user['statuses_count'] = $profile->noticeCount();
-
-        // Is the requesting user following this user?
-        $twitter_user['following'] = false;
-        $twitter_user['notifications'] = false;
-
-        if (isset($apidata['user'])) {
-
-            $twitter_user['following'] = $apidata['user']->isSubscribed($profile);
-
-            // Notifications on?
-            $sub = Subscription::pkeyGet(array('subscriber' =>
-                $apidata['user']->id, 'subscribed' => $profile->id));
-
-            if ($sub) {
-                $twitter_user['notifications'] = ($sub->jabber || $sub->sms);
-            }
-        }
-
-        if ($get_notice) {
-            $notice = $profile->getCurrentNotice();
-            if ($notice) {
-                # don't get user!
-                $twitter_user['status'] = $this->twitter_status_array($notice, false);
-            }
-        }
-
-        return $twitter_user;
-    }
-
-    function twitter_status_array($notice, $include_user=true)
-    {
-        $profile = $notice->getProfile();
-
-        $twitter_status = array();
-        $twitter_status['text'] = $notice->content;
-        $twitter_status['truncated'] = false; # Not possible on StatusNet
-        $twitter_status['created_at'] = $this->date_twitter($notice->created);
-        $twitter_status['in_reply_to_status_id'] = ($notice->reply_to) ?
-            intval($notice->reply_to) : null;
-        $twitter_status['source'] = $this->source_link($notice->source);
-        $twitter_status['id'] = intval($notice->id);
-
-        $replier_profile = null;
-
-        if ($notice->reply_to) {
-            $reply = Notice::staticGet(intval($notice->reply_to));
-            if ($reply) {
-                $replier_profile = $reply->getProfile();
-            }
-        }
-
-        $twitter_status['in_reply_to_user_id'] =
-            ($replier_profile) ? intval($replier_profile->id) : null;
-        $twitter_status['in_reply_to_screen_name'] =
-            ($replier_profile) ? $replier_profile->nickname : null;
-
-        if (isset($this->auth_user)) {
-            $twitter_status['favorited'] = $this->auth_user->hasFave($notice);
-        } else {
-            $twitter_status['favorited'] = false;
-        }
-
-        // Enclosures
-        $attachments = $notice->attachments();
-
-        if (!empty($attachments)) {
-
-            $twitter_status['attachments'] = array();
-
-            foreach ($attachments as $attachment) {
-                if ($attachment->isEnclosure()) {
-                    $enclosure = array();
-                    $enclosure['url'] = $attachment->url;
-                    $enclosure['mimetype'] = $attachment->mimetype;
-                    $enclosure['size'] = $attachment->size;
-                    $twitter_status['attachments'][] = $enclosure;
-                }
-            }
-        }
-
-        if ($include_user) {
-            # Don't get notice (recursive!)
-            $twitter_user = $this->twitter_user_array($profile, false);
-            $twitter_status['user'] = $twitter_user;
-        }
-
-        return $twitter_status;
-    }
-
-    function twitter_group_array($group)
-    {
-        $twitter_group=array();
-        $twitter_group['id']=$group->id;
-        $twitter_group['url']=$group->permalink();
-        $twitter_group['nickname']=$group->nickname;
-        $twitter_group['fullname']=$group->fullname;
-        $twitter_group['homepage_url']=$group->homepage_url;
-        $twitter_group['original_logo']=$group->original_logo;
-        $twitter_group['homepage_logo']=$group->homepage_logo;
-        $twitter_group['stream_logo']=$group->stream_logo;
-        $twitter_group['mini_logo']=$group->mini_logo;
-        $twitter_group['homepage']=$group->homepage;
-        $twitter_group['description']=$group->description;
-        $twitter_group['location']=$group->location;
-        $twitter_group['created']=$this->date_twitter($group->created);
-        $twitter_group['modified']=$this->date_twitter($group->modified);
-        return $twitter_group;
-    }
-
-    function twitter_rss_group_array($group)
-    {
-        $entry = array();
-        $entry['content']=$group->description;
-        $entry['title']=$group->nickname;
-        $entry['link']=$group->permalink();
-        $entry['published']=common_date_iso8601($group->created);
-        $entry['updated']==common_date_iso8601($group->modified);
-        $taguribase = common_config('integration', 'groupuri');
-        $entry['id'] = "group:$groupuribase:$entry[link]";
-
-        $entry['description'] = $entry['content'];
-        $entry['pubDate'] = common_date_rfc2822($group->created);
-        $entry['guid'] = $entry['link'];
-
-        return $entry;
-    }
-
-    function twitter_rss_entry_array($notice)
-    {
-        $profile = $notice->getProfile();
-        $entry = array();
-
-        // We trim() to avoid extraneous whitespace in the output
-
-        $entry['content'] = common_xml_safe_str(trim($notice->rendered));
-        $entry['title'] = $profile->nickname . ': ' . common_xml_safe_str(trim($notice->content));
-        $entry['link'] = common_local_url('shownotice', array('notice' => $notice->id));
-        $entry['published'] = common_date_iso8601($notice->created);
-
-        $taguribase = common_config('integration', 'taguri');
-        $entry['id'] = "tag:$taguribase:$entry[link]";
-
-        $entry['updated'] = $entry['published'];
-        $entry['author'] = $profile->getBestName();
-
-        // Enclosures
-        $attachments = $notice->attachments();
-        $enclosures = array();
-
-        foreach ($attachments as $attachment) {
-            $enclosure_o=$attachment->getEnclosure();
-            if ($enclosure_o) {
-                 $enclosure = array();
-                 $enclosure['url'] = $enclosure_o->url;
-                 $enclosure['mimetype'] = $enclosure_o->mimetype;
-                 $enclosure['size'] = $enclosure_o->size;
-                 $enclosures[] = $enclosure;
-            }
-        }
-
-        if (!empty($enclosures)) {
-            $entry['enclosures'] = $enclosures;
-        }
-
-/*
-        // Enclosure
-        $attachments = $notice->attachments();
-        if($attachments){
-            $entry['enclosures']=array();
-            foreach($attachments as $attachment){
-                if ($attachment->isEnclosure()) {
-                    $enclosure=array();
-                    $enclosure['url']=$attachment->url;
-                    $enclosure['mimetype']=$attachment->mimetype;
-                    $enclosure['size']=$attachment->size;
-                    $entry['enclosures'][]=$enclosure;
-                }
-            }
-        }
-*/
-
-        // Tags/Categories
-        $tag = new Notice_tag();
-        $tag->notice_id = $notice->id;
-        if ($tag->find()) {
-            $entry['tags']=array();
-            while ($tag->fetch()) {
-                $entry['tags'][]=$tag->tag;
-            }
-        }
-        $tag->free();
-
-        // RSS Item specific
-        $entry['description'] = $entry['content'];
-        $entry['pubDate'] = common_date_rfc2822($notice->created);
-        $entry['guid'] = $entry['link'];
-
-        return $entry;
-    }
-
-
-    function twitter_relationship_array($source, $target)
-    {
-        $relationship = array();
-
-        $relationship['source'] =
-            $this->relationship_details_array($source, $target);
-        $relationship['target'] =
-            $this->relationship_details_array($target, $source);
-
-        return array('relationship' => $relationship);
-    }
-
-    function relationship_details_array($source, $target)
-    {
-        $details = array();
-
-        $details['screen_name'] = $source->nickname;
-        $details['followed_by'] = $target->isSubscribed($source);
-        $details['following'] = $source->isSubscribed($target);
-
-        $notifications = false;
-
-        if ($source->isSubscribed($target)) {
-
-            $sub = Subscription::pkeyGet(array('subscriber' =>
-                $source->id, 'subscribed' => $target->id));
-
-            if (!empty($sub)) {
-                $notifications = ($sub->jabber || $sub->sms);
-            }
-        }
-
-        $details['notifications_enabled'] = $notifications;
-        $details['blocking'] = $source->hasBlocked($target);
-        $details['id'] = $source->id;
-
-        return $details;
-    }
-
-    function show_twitter_xml_relationship($relationship)
-    {
-        $this->elementStart('relationship');
-
-        foreach($relationship as $element => $value) {
-            if ($element == 'source' || $element == 'target') {
-                $this->elementStart($element);
-                $this->show_xml_relationship_details($value);
-                $this->elementEnd($element);
-            }
-        }
-
-        $this->elementEnd('relationship');
-    }
-
-    function show_xml_relationship_details($details)
-    {
-        foreach($details as $element => $value) {
-            $this->element($element, null, $value);
-        }
-    }
-
-    function show_twitter_xml_status($twitter_status)
-    {
-        $this->elementStart('status');
-        foreach($twitter_status as $element => $value) {
-            switch ($element) {
-            case 'user':
-                $this->show_twitter_xml_user($twitter_status['user']);
-                break;
-            case 'text':
-                $this->element($element, null, common_xml_safe_str($value));
-                break;
-            case 'attachments':
-                $this->show_xml_attachments($twitter_status['attachments']);
-                break;
-            default:
-                $this->element($element, null, $value);
-            }
-        }
-        $this->elementEnd('status');
-    }
-
-    function show_twitter_xml_group($twitter_group)
-    {
-        $this->elementStart('group');
-        foreach($twitter_group as $element => $value) {
-            $this->element($element, null, $value);
-        }
-        $this->elementEnd('group');
-    }
-
-    function show_twitter_xml_user($twitter_user, $role='user')
-    {
-        $this->elementStart($role);
-        foreach($twitter_user as $element => $value) {
-            if ($element == 'status') {
-                $this->show_twitter_xml_status($twitter_user['status']);
-            } else {
-                $this->element($element, null, $value);
-            }
-        }
-        $this->elementEnd($role);
-    }
-
-    function show_xml_attachments($attachments) {
-        if (!empty($attachments)) {
-            $this->elementStart('attachments', array('type' => 'array'));
-            foreach ($attachments as $attachment) {
-                $attrs = array();
-                $attrs['url'] = $attachment['url'];
-                $attrs['mimetype'] = $attachment['mimetype'];
-                $attrs['size'] = $attachment['size'];
-                $this->element('enclosure', $attrs, '');
-            }
-            $this->elementEnd('attachments');
-        }
-    }
-
-    function show_twitter_rss_item($entry)
-    {
-        $this->elementStart('item');
-        $this->element('title', null, $entry['title']);
-        $this->element('description', null, $entry['description']);
-        $this->element('pubDate', null, $entry['pubDate']);
-        $this->element('guid', null, $entry['guid']);
-        $this->element('link', null, $entry['link']);
-
-        # RSS only supports 1 enclosure per item
-        if(array_key_exists('enclosures', $entry) and !empty($entry['enclosures'])){
-            $enclosure = $entry['enclosures'][0];
-            $this->element('enclosure', array('url'=>$enclosure['url'],'type'=>$enclosure['mimetype'],'length'=>$enclosure['size']), null);
-        }
-
-        if(array_key_exists('tags', $entry)){
-            foreach($entry['tags'] as $tag){
-                $this->element('category', null,$tag);
-            }
-        }
-
-        $this->elementEnd('item');
-    }
-
-    function show_json_objects($objects)
-    {
-        print(json_encode($objects));
-    }
-
-    function show_single_xml_status($notice)
-    {
-        $this->init_document('xml');
-        $twitter_status = $this->twitter_status_array($notice);
-        $this->show_twitter_xml_status($twitter_status);
-        $this->end_document('xml');
-    }
-
-    function show_single_json_status($notice)
-    {
-        $this->init_document('json');
-        $status = $this->twitter_status_array($notice);
-        $this->show_json_objects($status);
-        $this->end_document('json');
-    }
-
-
-    function show_xml_timeline($notice)
-    {
-
-        $this->init_document('xml');
-        $this->elementStart('statuses', array('type' => 'array'));
-
-        if (is_array($notice)) {
-            foreach ($notice as $n) {
-                $twitter_status = $this->twitter_status_array($n);
-                $this->show_twitter_xml_status($twitter_status);
-            }
-        } else {
-            while ($notice->fetch()) {
-                $twitter_status = $this->twitter_status_array($notice);
-                $this->show_twitter_xml_status($twitter_status);
-            }
-        }
-
-        $this->elementEnd('statuses');
-        $this->end_document('xml');
-    }
-
-    function show_rss_timeline($notice, $title, $link, $subtitle, $suplink=null)
-    {
-
-        $this->init_document('rss');
-
-        $this->element('title', null, $title);
-        $this->element('link', null, $link);
-        if (!is_null($suplink)) {
-            # For FriendFeed's SUP protocol
-            $this->element('link', array('xmlns' => 'http://www.w3.org/2005/Atom',
-                                         'rel' => 'http://api.friendfeed.com/2008/03#sup',
-                                         'href' => $suplink,
-                                         'type' => 'application/json'));
-        }
-        $this->element('description', null, $subtitle);
-        $this->element('language', null, 'en-us');
-        $this->element('ttl', null, '40');
-
-        if (is_array($notice)) {
-            foreach ($notice as $n) {
-                $entry = $this->twitter_rss_entry_array($n);
-                $this->show_twitter_rss_item($entry);
-            }
-        } else {
-            while ($notice->fetch()) {
-                $entry = $this->twitter_rss_entry_array($notice);
-                $this->show_twitter_rss_item($entry);
-            }
-        }
-
-        $this->end_twitter_rss();
-    }
-
-    function show_atom_timeline($notice, $title, $id, $link, $subtitle=null, $suplink=null, $selfuri=null)
-    {
-
-        $this->init_document('atom');
-
-        $this->element('title', null, $title);
-        $this->element('id', null, $id);
-        $this->element('link', array('href' => $link, 'rel' => 'alternate', 'type' => 'text/html'), null);
-
-        if (!is_null($suplink)) {
-            # For FriendFeed's SUP protocol
-            $this->element('link', array('rel' => 'http://api.friendfeed.com/2008/03#sup',
-                                         'href' => $suplink,
-                                         'type' => 'application/json'));
-        }
-
-        if (!is_null($selfuri)) {
-            $this->element('link', array('href' => $selfuri,
-                'rel' => 'self', 'type' => 'application/atom+xml'), null);
-        }
-
-        $this->element('updated', null, common_date_iso8601('now'));
-        $this->element('subtitle', null, $subtitle);
-
-        if (is_array($notice)) {
-            foreach ($notice as $n) {
-                $this->raw($n->asAtomEntry());
-            }
-        } else {
-            while ($notice->fetch()) {
-                $this->raw($notice->asAtomEntry());
-            }
-        }
-
-        $this->end_document('atom');
-
-    }
-
-    function show_rss_groups($group, $title, $link, $subtitle)
-    {
-
-        $this->init_document('rss');
-
-        $this->element('title', null, $title);
-        $this->element('link', null, $link);
-        $this->element('description', null, $subtitle);
-        $this->element('language', null, 'en-us');
-        $this->element('ttl', null, '40');
-
-        if (is_array($group)) {
-            foreach ($group as $g) {
-                $twitter_group = $this->twitter_rss_group_array($g);
-                $this->show_twitter_rss_item($twitter_group);
-            }
-        } else {
-            while ($group->fetch()) {
-                $twitter_group = $this->twitter_rss_group_array($group);
-                $this->show_twitter_rss_item($twitter_group);
-            }
-        }
-
-        $this->end_twitter_rss();
-    }
-
-
-    function showTwitterAtomEntry($entry)
-    {
-        $this->elementStart('entry');
-        $this->element('title', null, $entry['title']);
-        $this->element('content', array('type' => 'html'), $entry['content']);
-        $this->element('id', null, $entry['id']);
-        $this->element('published', null, $entry['published']);
-        $this->element('updated', null, $entry['updated']);
-        $this->element('link', array('type' => 'text/html',
-                                     'href' => $entry['link'],
-                                     'rel' => 'alternate'));
-        $this->element('link', array('type' => $entry['avatar-type'],
-                                     'href' => $entry['avatar'],
-                                     'rel' => 'image'));
-        $this->elementStart('author');
-
-        $this->element('name', null, $entry['author-name']);
-        $this->element('uri', null, $entry['author-uri']);
-
-        $this->elementEnd('author');
-        $this->elementEnd('entry');
-    }
-
-    function showXmlDirectMessage($dm)
-    {
-        $this->elementStart('direct_message');
-        foreach($dm as $element => $value) {
-            switch ($element) {
-            case 'sender':
-            case 'recipient':
-                $this->show_twitter_xml_user($value, $element);
-                break;
-            case 'text':
-                $this->element($element, null, common_xml_safe_str($value));
-                break;
-            default:
-                $this->element($element, null, $value);
-                break;
-            }
-        }
-        $this->elementEnd('direct_message');
-    }
-
-    function directMessageArray($message)
-    {
-        $dmsg = array();
-
-        $from_profile = $message->getFrom();
-        $to_profile = $message->getTo();
-
-        $dmsg['id'] = $message->id;
-        $dmsg['sender_id'] = $message->from_profile;
-        $dmsg['text'] = trim($message->content);
-        $dmsg['recipient_id'] = $message->to_profile;
-        $dmsg['created_at'] = $this->date_twitter($message->created);
-        $dmsg['sender_screen_name'] = $from_profile->nickname;
-        $dmsg['recipient_screen_name'] = $to_profile->nickname;
-        $dmsg['sender'] = $this->twitter_user_array($from_profile, false);
-        $dmsg['recipient'] = $this->twitter_user_array($to_profile, false);
-
-        return $dmsg;
-    }
-
-    function rssDirectMessageArray($message)
-    {
-        $entry = array();
-
-        $from = $message->getFrom();
-
-        $entry['title'] = sprintf('Message from %s to %s',
-            $from->nickname, $message->getTo()->nickname);
-
-        $entry['content'] = common_xml_safe_str($message->rendered);
-        $entry['link'] = common_local_url('showmessage', array('message' => $message->id));
-        $entry['published'] = common_date_iso8601($message->created);
-
-        $taguribase = common_config('integration', 'taguri');
-
-        $entry['id'] = "tag:$taguribase:$entry[link]";
-        $entry['updated'] = $entry['published'];
-
-        $entry['author-name'] = $from->getBestName();
-        $entry['author-uri'] = $from->homepage;
-
-        $avatar = $from->getAvatar(AVATAR_STREAM_SIZE);
-
-        $entry['avatar']      = (!empty($avatar)) ? $avatar->url : Avatar::defaultImage(AVATAR_STREAM_SIZE);
-        $entry['avatar-type'] = (!empty($avatar)) ? $avatar->mediatype : 'image/png';
-
-        // RSS item specific
-
-        $entry['description'] = $entry['content'];
-        $entry['pubDate'] = common_date_rfc2822($message->created);
-        $entry['guid'] = $entry['link'];
-
-        return $entry;
-    }
-
-    function showSingleXmlDirectMessage($message)
-    {
-        $this->init_document('xml');
-        $dmsg = $this->directMessageArray($message);
-        $this->showXmlDirectMessage($dmsg);
-        $this->end_document('xml');
-    }
-
-    function showSingleJsonDirectMessage($message)
-    {
-        $this->init_document('json');
-        $dmsg = $this->directMessageArray($message);
-        $this->show_json_objects($dmsg);
-        $this->end_document('json');
-    }
-
-    function show_atom_groups($group, $title, $id, $link, $subtitle=null, $selfuri=null)
-    {
-
-        $this->init_document('atom');
-
-        $this->element('title', null, $title);
-        $this->element('id', null, $id);
-        $this->element('link', array('href' => $link, 'rel' => 'alternate', 'type' => 'text/html'), null);
-
-        if (!is_null($selfuri)) {
-            $this->element('link', array('href' => $selfuri,
-                'rel' => 'self', 'type' => 'application/atom+xml'), null);
-        }
-
-        $this->element('updated', null, common_date_iso8601('now'));
-        $this->element('subtitle', null, $subtitle);
-
-        if (is_array($group)) {
-            foreach ($group as $g) {
-                $this->raw($g->asAtomEntry());
-            }
-        } else {
-            while ($group->fetch()) {
-                $this->raw($group->asAtomEntry());
-            }
-        }
-
-        $this->end_document('atom');
-
-    }
-
-    function show_json_timeline($notice)
-    {
-
-        $this->init_document('json');
-
-        $statuses = array();
-
-        if (is_array($notice)) {
-            foreach ($notice as $n) {
-                $twitter_status = $this->twitter_status_array($n);
-                array_push($statuses, $twitter_status);
-            }
-        } else {
-            while ($notice->fetch()) {
-                $twitter_status = $this->twitter_status_array($notice);
-                array_push($statuses, $twitter_status);
-            }
-        }
-
-        $this->show_json_objects($statuses);
-
-        $this->end_document('json');
-    }
-
-    function show_json_groups($group)
-    {
-
-        $this->init_document('json');
-
-        $groups = array();
-
-        if (is_array($group)) {
-            foreach ($group as $g) {
-                $twitter_group = $this->twitter_group_array($g);
-                array_push($groups, $twitter_group);
-            }
-        } else {
-            while ($group->fetch()) {
-                $twitter_group = $this->twitter_group_array($group);
-                array_push($groups, $twitter_group);
-            }
-        }
-
-        $this->show_json_objects($groups);
-
-        $this->end_document('json');
-    }
-
-    function show_xml_groups($group)
-    {
-
-        $this->init_document('xml');
-        $this->elementStart('groups', array('type' => 'array'));
-
-        if (is_array($group)) {
-            foreach ($group as $g) {
-                $twitter_group = $this->twitter_group_array($g);
-                $this->show_twitter_xml_group($twitter_group);
-            }
-        } else {
-            while ($group->fetch()) {
-                $twitter_group = $this->twitter_group_array($group);
-                $this->show_twitter_xml_group($twitter_group);
-            }
-        }
-
-        $this->elementEnd('groups');
-        $this->end_document('xml');
-    }
-
-    function show_twitter_xml_users($user)
-    {
-
-        $this->init_document('xml');
-        $this->elementStart('users', array('type' => 'array'));
-
-        if (is_array($user)) {
-            foreach ($user as $u) {
-                $twitter_user = $this->twitter_user_array($u);
-                $this->show_twitter_xml_user($twitter_user);
-            }
-        } else {
-            while ($user->fetch()) {
-                $twitter_user = $this->twitter_user_array($user);
-                $this->show_twitter_xml_user($twitter_user);
-            }
-        }
-
-        $this->elementEnd('users');
-        $this->end_document('xml');
-    }
-
-    function show_json_users($user)
-    {
-
-        $this->init_document('json');
-
-        $users = array();
-
-        if (is_array($user)) {
-            foreach ($user as $u) {
-                $twitter_user = $this->twitter_user_array($u);
-                array_push($users, $twitter_user);
-            }
-        } else {
-            while ($user->fetch()) {
-                $twitter_user = $this->twitter_user_array($user);
-                array_push($users, $twitter_user);
-            }
-        }
-
-        $this->show_json_objects($users);
-
-        $this->end_document('json');
-    }
-
-    function show_single_json_group($group)
-    {
-        $this->init_document('json');
-        $twitter_group = $this->twitter_group_array($group);
-        $this->show_json_objects($twitter_group);
-        $this->end_document('json');
-    }
-
-    function show_single_xml_group($group)
-    {
-        $this->init_document('xml');
-        $twitter_group = $this->twitter_group_array($group);
-        $this->show_twitter_xml_group($twitter_group);
-        $this->end_document('xml');
-    }
-
-    function date_twitter($dt)
-    {
-        $dateStr = date('d F Y H:i:s', strtotime($dt));
-        $d = new DateTime($dateStr, new DateTimeZone('UTC'));
-        $d->setTimezone(new DateTimeZone(common_timezone()));
-        return $d->format('D M d H:i:s O Y');
-    }
-
-    // XXX: Candidate for a general utility method somewhere?
-    function count_subscriptions($profile)
-    {
-
-        $count = 0;
-        $sub = new Subscription();
-        $sub->subscribed = $profile->id;
-
-        $count = $sub->find();
-
-        if ($count > 0) {
-            return $count - 1;
-        } else {
-            return 0;
-        }
-    }
-
-    function init_document($type='xml')
-    {
-        switch ($type) {
-        case 'xml':
-            header('Content-Type: application/xml; charset=utf-8');
-            $this->startXML();
-            break;
-        case 'json':
-            header('Content-Type: application/json; charset=utf-8');
-
-            // Check for JSONP callback
-            $callback = $this->arg('callback');
-            if ($callback) {
-                print $callback . '(';
-            }
-            break;
-        case 'rss':
-            header("Content-Type: application/rss+xml; charset=utf-8");
-            $this->init_twitter_rss();
-            break;
-        case 'atom':
-            header('Content-Type: application/atom+xml; charset=utf-8');
-            $this->init_twitter_atom();
-            break;
-        default:
-            $this->clientError(_('Not a supported data format.'));
-            break;
-        }
-
-        return;
-    }
-
-    function end_document($type='xml')
-    {
-        switch ($type) {
-        case 'xml':
-            $this->endXML();
-            break;
-        case 'json':
-
-            // Check for JSONP callback
-            $callback = $this->arg('callback');
-            if ($callback) {
-                print ')';
-            }
-            break;
-        case 'rss':
-            $this->end_twitter_rss();
-            break;
-        case 'atom':
-            $this->end_twitter_rss();
-            break;
-        default:
-            $this->clientError(_('Not a supported data format.'));
-            break;
-        }
-        return;
-    }
-
-    function clientError($msg, $code = 400, $format = 'xml')
-    {
-        $action = $this->trimmed('action');
-
-        common_debug("User error '$code' on '$action': $msg", __FILE__);
-
-        if (!array_key_exists($code, ClientErrorAction::$status)) {
-            $code = 400;
-        }
-
-        $status_string = ClientErrorAction::$status[$code];
-
-        header('HTTP/1.1 '.$code.' '.$status_string);
-
-        if ($format == 'xml') {
-            $this->init_document('xml');
-            $this->elementStart('hash');
-            $this->element('error', null, $msg);
-            $this->element('request', null, $_SERVER['REQUEST_URI']);
-            $this->elementEnd('hash');
-            $this->end_document('xml');
-        } elseif ($format == 'json'){
-            $this->init_document('json');
-            $error_array = array('error' => $msg, 'request' => $_SERVER['REQUEST_URI']);
-            print(json_encode($error_array));
-            $this->end_document('json');
-        } else {
-
-            // If user didn't request a useful format, throw a regular client error
-            throw new ClientException($msg, $code);
-        }
-    }
-
-    function serverError($msg, $code = 500, $content_type = 'json')
-    {
-        $action = $this->trimmed('action');
-
-        common_debug("Server error '$code' on '$action': $msg", __FILE__);
-
-        if (!array_key_exists($code, ServerErrorAction::$status)) {
-            $code = 400;
-        }
-
-        $status_string = ServerErrorAction::$status[$code];
-
-        header('HTTP/1.1 '.$code.' '.$status_string);
-
-        if ($content_type == 'xml') {
-            $this->init_document('xml');
-            $this->elementStart('hash');
-            $this->element('error', null, $msg);
-            $this->element('request', null, $_SERVER['REQUEST_URI']);
-            $this->elementEnd('hash');
-            $this->end_document('xml');
-        } else {
-            $this->init_document('json');
-            $error_array = array('error' => $msg, 'request' => $_SERVER['REQUEST_URI']);
-            print(json_encode($error_array));
-            $this->end_document('json');
-        }
-    }
-
-    function init_twitter_rss()
-    {
-        $this->startXML();
-        $this->elementStart('rss', array('version' => '2.0', 'xmlns:atom'=>'http://www.w3.org/2005/Atom'));
-        $this->elementStart('channel');
-        Event::handle('StartApiRss', array($this));
-    }
-
-    function end_twitter_rss()
-    {
-        $this->elementEnd('channel');
-        $this->elementEnd('rss');
-        $this->endXML();
-    }
-
-    function init_twitter_atom()
-    {
-        $this->startXML();
-        // FIXME: don't hardcode the language here!
-        $this->elementStart('feed', array('xmlns' => 'http://www.w3.org/2005/Atom',
-                                          'xml:lang' => 'en-US',
-                                          'xmlns:thr' => 'http://purl.org/syndication/thread/1.0'));
-        Event::handle('StartApiAtom', array($this));
-    }
-
-    function end_twitter_atom()
-    {
-        $this->elementEnd('feed');
-        $this->endXML();
-    }
-
-    function show_profile($profile, $content_type='xml', $notice=null, $includeStatuses=true)
-    {
-        $profile_array = $this->twitter_user_array($profile, $includeStatuses);
-        switch ($content_type) {
-        case 'xml':
-            $this->show_twitter_xml_user($profile_array);
-            break;
-        case 'json':
-            $this->show_json_objects($profile_array);
-            break;
-        default:
-            $this->clientError(_('Not a supported data format.'));
-            return;
-        }
-        return;
-    }
-
-    function get_user($id, $apidata=null)
-    {
-        if (empty($id)) {
-
-            // Twitter supports these other ways of passing the user ID
-            if (is_numeric($this->arg('id'))) {
-                return User::staticGet($this->arg('id'));
-            } else if ($this->arg('id')) {
-                $nickname = common_canonical_nickname($this->arg('id'));
-                return User::staticGet('nickname', $nickname);
-            } else if ($this->arg('user_id')) {
-                // This is to ensure that a non-numeric user_id still
-                // overrides screen_name even if it doesn't get used
-                if (is_numeric($this->arg('user_id'))) {
-                    return User::staticGet('id', $this->arg('user_id'));
-                }
-            } else if ($this->arg('screen_name')) {
-                $nickname = common_canonical_nickname($this->arg('screen_name'));
-                return User::staticGet('nickname', $nickname);
-            } else {
-                // Fall back to trying the currently authenticated user
-                return $apidata['user'];
-            }
-
-        } else if (is_numeric($id)) {
-            return User::staticGet($id);
-        } else {
-            $nickname = common_canonical_nickname($id);
-            return User::staticGet('nickname', $nickname);
-        }
-    }
-
-    function getTargetUser($id)
-    {
-        if (empty($id)) {
-
-            // Twitter supports these other ways of passing the user ID
-            if (is_numeric($this->arg('id'))) {
-                return User::staticGet($this->arg('id'));
-            } else if ($this->arg('id')) {
-                $nickname = common_canonical_nickname($this->arg('id'));
-                return User::staticGet('nickname', $nickname);
-            } else if ($this->arg('user_id')) {
-                // This is to ensure that a non-numeric user_id still
-                // overrides screen_name even if it doesn't get used
-                if (is_numeric($this->arg('user_id'))) {
-                    return User::staticGet('id', $this->arg('user_id'));
-                }
-            } else if ($this->arg('screen_name')) {
-                $nickname = common_canonical_nickname($this->arg('screen_name'));
-                return User::staticGet('nickname', $nickname);
-            } else {
-                // Fall back to trying the currently authenticated user
-                return $this->auth_user;
-            }
-
-        } else if (is_numeric($id)) {
-            return User::staticGet($id);
-        } else {
-            $nickname = common_canonical_nickname($id);
-            return User::staticGet('nickname', $nickname);
-        }
-    }
-
-    function getTargetGroup($id)
-    {
-        if (empty($id)) {
-            if (is_numeric($this->arg('id'))) {
-                return User_group::staticGet($this->arg('id'));
-            } else if ($this->arg('id')) {
-                $nickname = common_canonical_nickname($this->arg('id'));
-                return User_group::staticGet('nickname', $nickname);
-            } else if ($this->arg('group_id')) {
-                // This is to ensure that a non-numeric user_id still
-                // overrides screen_name even if it doesn't get used
-                if (is_numeric($this->arg('group_id'))) {
-                    return User_group::staticGet('id', $this->arg('group_id'));
-                }
-            } else if ($this->arg('group_name')) {
-                $nickname = common_canonical_nickname($this->arg('group_name'));
-                return User_group::staticGet('nickname', $nickname);
-            }
-
-        } else if (is_numeric($id)) {
-            return User_group::staticGet($id);
-        } else {
-            $nickname = common_canonical_nickname($id);
-            return User_group::staticGet('nickname', $nickname);
-        }
-    }
-
-    function get_profile($id)
-    {
-        if (is_numeric($id)) {
-            return Profile::staticGet($id);
-        } else {
-            $user = User::staticGet('nickname', $id);
-            if ($user) {
-                return $user->getProfile();
-            } else {
-                return null;
-            }
-        }
-    }
-
-    function source_link($source)
-    {
-        $source_name = _($source);
-        switch ($source) {
-        case 'web':
-        case 'xmpp':
-        case 'mail':
-        case 'omb':
-        case 'api':
-            break;
-        default:
-            $ns = Notice_source::staticGet($source);
-            if ($ns) {
-                $source_name = '<a href="' . $ns->url . '">' . $ns->name . '</a>';
-            }
-            break;
-        }
-        return $source_name;
-    }
-
-    /**
-     * Returns query argument or default value if not found. Certain
-     * parameters used throughout the API are lightly scrubbed and
-     * bounds checked.  This overrides Action::arg().
-     *
-     * @param string $key requested argument
-     * @param string $def default value to return if $key is not provided
-     *
-     * @return var $var
-     */
-    function arg($key, $def=null)
-    {
-
-        // XXX: Do even more input validation/scrubbing?
-
-        if (array_key_exists($key, $this->args)) {
-            switch($key) {
-            case 'page':
-                $page = (int)$this->args['page'];
-                return ($page < 1) ? 1 : $page;
-            case 'count':
-                $count = (int)$this->args['count'];
-                if ($count < 1) {
-                    return 20;
-                } elseif ($count > 200) {
-                    return 200;
-                } else {
-                    return $count;
-                }
-            case 'since_id':
-                $since_id = (int)$this->args['since_id'];
-                return ($since_id < 1) ? 0 : $since_id;
-            case 'max_id':
-                $max_id = (int)$this->args['max_id'];
-                return ($max_id < 1) ? 0 : $max_id;
-            case 'since':
-                return strtotime($this->args['since']);
-            default:
-                return parent::arg($key, $def);
-            }
-        } else {
-            return $def;
-        }
-    }
-
-}