forked from GNUsocial/gnu-social
320 lines
7.9 KiB
PHP
320 lines
7.9 KiB
PHP
<?php
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/**
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* Laconica, the distributed open-source microblogging tool
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*
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* Show a single notice
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category Personal
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* @package Laconica
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* @author Evan Prodromou <evan@controlyourself.ca>
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* @copyright 2008-2009 Control Yourself, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://laconi.ca/
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*/
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if (!defined('LACONICA')) {
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exit(1);
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}
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require_once INSTALLDIR.'/lib/personalgroupnav.php';
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require_once INSTALLDIR.'/lib/noticelist.php';
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require_once INSTALLDIR.'/lib/feedlist.php';
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/**
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* Show a single notice
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*
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* @category Personal
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* @package Laconica
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* @author Evan Prodromou <evan@controlyourself.ca>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://laconi.ca/
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*/
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class ShownoticeAction extends OwnerDesignAction
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{
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/**
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* Notice object to show
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*/
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var $notice = null;
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/**
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* Profile of the notice object
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*/
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var $profile = null;
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/**
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* Avatar of the profile of the notice object
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*/
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var $avatar = null;
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/**
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* Load attributes based on database arguments
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*
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* Loads all the DB stuff
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*
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* @param array $args $_REQUEST array
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*
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* @return success flag
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*/
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function prepare($args)
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{
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parent::prepare($args);
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$id = $this->arg('notice');
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$this->notice = Notice::staticGet($id);
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if (empty($this->notice)) {
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$this->clientError(_('No such notice.'), 404);
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return false;
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}
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$this->profile = $this->notice->getProfile();
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if (empty($this->profile)) {
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$this->serverError(_('Notice has no profile'), 500);
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return false;
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}
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$this->user = User::staticGet('id', $this->profile->id);
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if (! $this->notice->is_local) {
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common_redirect($this->notice->uri);
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return false;
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}
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$this->avatar = $this->profile->getAvatar(AVATAR_PROFILE_SIZE);
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return true;
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}
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/**
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* Is this action read-only?
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*
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* @return boolean true
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*/
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function isReadOnly($args)
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{
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return true;
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}
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/**
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* Last-modified date for page
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*
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* When was the content of this page last modified? Based on notice,
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* profile, avatar.
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*
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* @return int last-modified date as unix timestamp
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*/
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function lastModified()
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{
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return max(strtotime($this->notice->modified),
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strtotime($this->profile->modified),
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($this->avatar) ? strtotime($this->avatar->modified) : 0);
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}
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/**
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* An entity tag for this page
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*
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* Shows the ETag for the page, based on the notice ID and timestamps
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* for the notice, profile, and avatar. It's weak, since we change
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* the date text "one hour ago", etc.
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*
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* @return string etag
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*/
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function etag()
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{
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$avtime = ($this->avatar) ?
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strtotime($this->avatar->modified) : 0;
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return 'W/"' . implode(':', array($this->arg('action'),
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common_language(),
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$this->notice->id,
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strtotime($this->notice->created),
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strtotime($this->profile->modified),
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$avtime)) . '"';
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}
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/**
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* Title of the page
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*
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* @return string title of the page
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*/
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function title()
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{
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if (!empty($this->profile->fullname)) {
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$base = $this->profile->fullname . ' (' . $this->user->nickname . ') ';
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} else {
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$base = $this->user->nickname;
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}
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return sprintf(_('%1$s\'s status on %2$s'),
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$base,
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common_exact_date($this->notice->created));
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}
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/**
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* Handle input
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*
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* Only handles get, so just show the page.
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*
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* @param array $args $_REQUEST data (unused)
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*
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* @return void
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*/
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function handle($args)
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{
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parent::handle($args);
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if ($this->notice->is_local == Notice::REMOTE_OMB) {
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if (!empty($this->notice->url)) {
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common_redirect($this->notice->url, 301);
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} else if (!empty($this->notice->uri) && preg_match('/^https?:/', $this->notice->uri)) {
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common_redirect($this->notice->uri, 301);
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}
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} else {
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$this->showPage();
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}
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}
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/**
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* Don't show local navigation
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*
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* @return void
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*/
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function showLocalNavBlock()
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{
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}
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/**
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* Fill the content area of the page
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*
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* Shows a single notice list item.
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*
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* @return void
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*/
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function showContent()
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{
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$this->elementStart('ol', array('class' => 'notices xoxo'));
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$nli = new SingleNoticeItem($this->notice, $this);
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$nli->show();
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$this->elementEnd('ol');
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}
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/**
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* Don't show page notice
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*
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* @return void
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*/
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function showPageNoticeBlock()
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{
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}
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/**
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* Don't show aside
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*
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* @return void
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*/
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function showAside() {
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}
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/**
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* Extra <head> content
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*
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* We show the microid(s) for the author, if any.
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*
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* @return void
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*/
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function extraHead()
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{
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$user = User::staticGet($this->profile->id);
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if (!$user) {
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return;
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}
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if ($user->emailmicroid && $user->email && $this->notice->uri) {
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$id = new Microid('mailto:'. $user->email,
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$this->notice->uri);
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$this->element('meta', array('name' => 'microid',
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'content' => $id->toString()));
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}
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if ($user->jabbermicroid && $user->jabber && $this->notice->uri) {
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$id = new Microid('xmpp:', $user->jabber,
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$this->notice->uri);
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$this->element('meta', array('name' => 'microid',
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'content' => $id->toString()));
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}
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$this->element('link',array('rel'=>'alternate',
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'type'=>'application/json+oembed',
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'href'=>common_local_url(
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'oembed',
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array(),
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array('format'=>'json','url'=>$this->notice->uri)),
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'title'=>'oEmbed'),null);
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$this->element('link',array('rel'=>'alternate',
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'type'=>'text/xml+oembed',
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'href'=>common_local_url(
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'oembed',
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array(),
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array('format'=>'xml','url'=>$this->notice->uri)),
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'title'=>'oEmbed'),null);
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}
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}
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class SingleNoticeItem extends NoticeListItem
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{
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/**
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* recipe function for displaying a single notice.
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*
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* We overload to show attachments.
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*
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* @return void
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*/
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function show()
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{
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$this->showStart();
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$this->showNotice();
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$this->showNoticeAttachments();
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$this->showNoticeInfo();
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$this->showNoticeOptions();
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$this->showEnd();
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}
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function showNoticeAttachments() {
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$al = new AttachmentList($this->notice, $this->out);
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$al->show();
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}
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}
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