gnu-social/plugins/Mapstraction/map.php
Evan Prodromou a92228c713 Update Mapstraction to properly scrape data from notice-list pages
Refactored the JavaScript for Mapstraction use so it scrapes data from
the HTML of the page it's on, if possible, and otherwise generates a
JSON array.
2009-12-04 14:31:19 -05:00

168 lines
5.0 KiB
PHP

<?php
/**
* StatusNet, the distributed open-source microblogging tool
*
* Show a map of user's notices
*
* 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 Mapstraction
* @package StatusNet
* @author Evan Prodromou <evan@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')) {
exit(1);
}
/**
* Show a map of notices
*
* @category Mapstraction
* @package StatusNet
* @author Evan Prodromou <evan@status.net>
* @author Craig Andrews <candrews@integralblue.com>
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://status.net/
*/
class MapAction extends OwnerDesignAction
{
var $profile = null;
var $page = null;
var $notices = null;
function prepare($args)
{
parent::prepare($args);
$nickname_arg = $this->arg('nickname');
$nickname = common_canonical_nickname($nickname_arg);
// Permanent redirect on non-canonical nickname
if ($nickname_arg != $nickname) {
$args = array('nickname' => $nickname);
if ($this->arg('page') && $this->arg('page') != 1) {
$args['page'] = $this->arg['page'];
}
common_redirect(common_local_url($this->trimmed('action'), $args), 301);
return false;
}
$this->user = User::staticGet('nickname', $nickname);
if (!$this->user) {
$this->clientError(_('No such user.'), 404);
return false;
}
$this->profile = $this->user->getProfile();
if (!$this->profile) {
$this->serverError(_('User has no profile.'));
return false;
}
$page = $this->trimmed('page');
if (!empty($page) && Validate::number($page)) {
$this->page = $page+0;
} else {
$this->page = 1;
}
$this->notices = empty($this->tag)
? $this->user->getNotices(($this->page-1)*NOTICES_PER_PAGE, NOTICES_PER_PAGE + 1)
: $this->user->getTaggedNotices($this->tag, ($this->page-1)*NOTICES_PER_PAGE, NOTICES_PER_PAGE + 1, 0, 0, null);
return true;
}
function handle($args)
{
parent::handle($args);
$this->showPage();
}
function showContent()
{
$this->element('div', array('id' => 'map_canvas',
'class' => 'gray smallmap',
'style' => "width: 100%; height: 400px"));
}
/**
* Hook for adding extra JavaScript
*
* @param Action $action Action object for the page
*
* @return boolean event handler return
*/
function showScripts()
{
parent::showScripts();
$jsonArray = array();
while ($this->notice->fetch()) {
if (!empty($this->notice->lat) && !empty($this->notice->lon)) {
$jsonNotice = $this->noticeAsJson($this->notice);
$jsonArray[] = $jsonNotice;
}
}
$this->inlineScript('$(document).ready(function() { '.
' var _notices = ' . json_encode($jsonArray).'; ' .
'showMapstraction($("#map_canvas"), _notices); });');
return true;
}
function noticeAsJson($notice)
{
// FIXME: this code should be abstracted to a neutral third
// party, like Notice::asJson(). I'm not sure of the ethics
// of refactoring from within a plugin, so I'm just abusing
// the ApiAction method. Don't do this unless you're me!
require_once(INSTALLDIR.'/lib/api.php');
$act = new ApiAction('/dev/null');
$arr = $act->twitterStatusArray($notice, true);
$arr['url'] = $notice->bestUrl();
$arr['html'] = $notice->rendered;
$arr['source'] = $arr['source'];
if (!empty($notice->reply_to)) {
$reply_to = Notice::staticGet('id', $notice->reply_to);
if (!empty($reply_to)) {
$arr['in_reply_to_status_url'] = $reply_to->bestUrl();
}
$reply_to = null;
}
$profile = $notice->getProfile();
$arr['user']['profile_url'] = $profile->profileurl;
return $arr;
}
}