forked from GNUsocial/gnu-social
635 lines
21 KiB
PHP
635 lines
21 KiB
PHP
<?php
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/**
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* StatusNet - the distributed open-source microblogging tool
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* Copyright (C) 2010, StatusNet, Inc.
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*
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* An item in a notice list
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*
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* PHP version 5
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*
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* 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 Widget
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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* @copyright 2010 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html AGPL 3.0
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* @link http://status.net/
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*/
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if (!defined('GNUSOCIAL')) { exit(1); }
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/**
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* widget for displaying a single notice
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*
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* This widget has the core smarts for showing a single notice: what to display,
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* where, and under which circumstances. Its key method is show(); this is a recipe
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* that calls all the other show*() methods to build up a single notice. The
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* ProfileNoticeListItem subclass, for example, overrides showAuthor() to skip
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* author info (since that's implicit by the data in the page).
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*
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* @category UI
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* @package StatusNet
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* @author Evan Prodromou <evan@status.net>
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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://status.net/
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* @see NoticeList
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* @see ProfileNoticeListItem
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*/
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class NoticeListItem extends Widget
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{
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/** The notice this item will show. */
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var $notice = null;
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/** The notice that was repeated. */
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var $repeat = null;
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/** The profile of the author of the notice, extracted once for convenience. */
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var $profile = null;
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protected $addressees = true;
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protected $attachments = true;
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protected $id_prefix = null;
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protected $options = true;
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protected $maxchars = 0; // if <= 0 it means use full posts
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protected $item_tag = 'li';
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/**
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* constructor
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*
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* Also initializes the profile attribute.
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*
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* @param Notice $notice The notice we'll display
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*/
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function __construct(Notice $notice, Action $out=null, array $prefs=array())
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{
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parent::__construct($out);
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if (!empty($notice->repeat_of)) {
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$original = Notice::getKV('id', $notice->repeat_of);
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if (!$original instanceof Notice) { // could have been deleted
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$this->notice = $notice;
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} else {
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$this->notice = $original;
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$this->repeat = $notice;
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}
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} else {
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$this->notice = $notice;
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}
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$this->profile = $this->notice->getProfile();
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// integer preferences
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foreach(array('maxchars') as $key) {
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if (array_key_exists($key, $prefs)) {
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$this->$key = (int)$prefs[$key];
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}
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}
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// boolean preferences
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foreach(array('addressees', 'attachments', 'options') as $key) {
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if (array_key_exists($key, $prefs)) {
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$this->$key = (bool)$prefs[$key];
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}
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}
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// string preferences
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foreach(array('id_prefix', 'item_tag') as $key) {
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if (array_key_exists($key, $prefs)) {
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$this->$key = $prefs[$key];
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}
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}
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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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* This uses all the other methods to correctly display a notice. Override
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* it or one of the others to fine-tune the output.
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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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if (empty($this->notice)) {
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common_log(LOG_WARNING, "Trying to show missing notice; skipping.");
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return;
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} else if (empty($this->profile)) {
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common_log(LOG_WARNING, "Trying to show missing profile (" . $this->notice->profile_id . "); skipping.");
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return;
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}
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$this->showStart();
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if (Event::handle('StartShowNoticeItem', array($this))) {
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$this->showNotice();
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Event::handle('EndShowNoticeItem', array($this));
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}
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$this->showEnd();
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}
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function showNotice()
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{
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if (Event::handle('StartShowNoticeItemNotice', array($this))) {
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$this->showNoticeHeaders();
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$this->showContent();
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$this->showNoticeFooter();
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Event::handle('EndShowNoticeItemNotice', array($this));
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}
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}
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function showNoticeHeaders()
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{
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$this->elementStart('section', array('class'=>'notice-headers'));
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$this->showNoticeTitle();
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$this->showAuthor();
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if ($this->addressees) { $this->showAddressees(); }
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$this->elementEnd('section');
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}
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function showNoticeFooter()
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{
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$this->elementStart('footer');
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$this->showNoticeInfo();
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if ($this->options) { $this->showNoticeOptions(); }
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if ($this->attachments) { $this->showNoticeAttachments(); }
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$this->elementEnd('footer');
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}
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function showNoticeTitle()
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{
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if (Event::handle('StartShowNoticeTitle', array($this))) {
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$this->element('a', array('href' => $this->notice->getUrl(),
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'class' => 'notice-title'),
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$this->notice->getTitle());
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Event::handle('EndShowNoticeTitle', array($this));
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}
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}
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function showNoticeInfo()
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{
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if (Event::handle('StartShowNoticeInfo', array($this))) {
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$this->showNoticeLink();
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$this->showNoticeSource();
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$this->showNoticeLocation();
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$this->showPermalink();
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$this->showRepeat();
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Event::handle('EndShowNoticeInfo', array($this));
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}
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}
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function showNoticeOptions()
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{
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if (Event::handle('StartShowNoticeOptions', array($this))) {
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$user = common_current_user();
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if ($user) {
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$this->out->elementStart('div', 'notice-options');
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if (Event::handle('StartShowNoticeOptionItems', array($this))) {
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$this->showReplyLink();
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$this->showDeleteLink();
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Event::handle('EndShowNoticeOptionItems', array($this));
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}
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$this->out->elementEnd('div');
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}
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Event::handle('EndShowNoticeOptions', array($this));
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}
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}
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/**
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* start a single notice.
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*
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* @return void
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*/
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function showStart()
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{
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if (Event::handle('StartOpenNoticeListItemElement', array($this))) {
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$id = (empty($this->repeat)) ? $this->notice->id : $this->repeat->id;
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$class = 'h-entry notice';
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if ($this->notice->scope != 0 && $this->notice->scope != 1) {
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$class .= ' limited-scope';
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}
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if (!empty($this->notice->source)) {
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$class .= ' notice-source-'.$this->notice->source;
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}
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$id_prefix = (strlen($this->id_prefix) ? $this->id_prefix . '-' : '');
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$this->out->elementStart($this->item_tag, array('class' => $class,
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'id' => "${id_prefix}notice-${id}"));
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Event::handle('EndOpenNoticeListItemElement', array($this));
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}
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}
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/**
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* show the author of a notice
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*
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* By default, this shows the avatar and (linked) nickname of the author.
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*
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* @return void
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*/
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function showAuthor()
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{
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$attrs = array('href' => $this->profile->profileurl,
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'class' => 'h-card p-author',
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'title' => $this->profile->getNickname());
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if (Event::handle('StartShowNoticeItemAuthor', array($this->profile, $this->out, &$attrs))) {
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$this->out->elementStart('a', $attrs);
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$this->showAvatar($this->profile);
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$this->out->text($this->profile->getStreamName());
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$this->out->elementEnd('a');
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Event::handle('EndShowNoticeItemAuthor', array($this->profile, $this->out));
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}
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}
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function showAddressees()
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{
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$pa = $this->getProfileAddressees();
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if (!empty($pa)) {
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$this->out->elementStart('ul', 'addressees');
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$first = true;
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foreach ($pa as $addr) {
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$this->out->elementStart('li', 'h-card');
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$text = $addr['text'];
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unset($addr['text']);
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$this->out->element('a', $addr, $text);
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$this->out->elementEnd('li');
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}
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$this->out->elementEnd('ul', 'addressees');
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}
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}
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function getProfileAddressees()
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{
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$pa = array();
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$attentions = $this->getReplyProfiles();
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foreach ($attentions as $attn) {
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$class = $attn->isGroup() ? 'group' : 'account';
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$pa[] = array('href' => $attn->profileurl,
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'title' => $attn->getNickname(),
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'class' => "addressee {$class}",
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'text' => $attn->getStreamName());
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}
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return $pa;
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}
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function getReplyProfiles()
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{
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return $this->notice->getReplyProfiles();
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}
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/**
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* show the nickname of the author
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*
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* Links to the author's profile page
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*
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* @return void
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*/
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function showNickname()
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{
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$this->out->raw('<span class="p-name">' .
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htmlspecialchars($this->profile->getNickname()) .
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'</span>');
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}
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/**
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* show the content of the notice
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*
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* Shows the content of the notice. This is pre-rendered for efficiency
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* at save time. Some very old notices might not be pre-rendered, so
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* they're rendered on the spot.
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*
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* @return void
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*/
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function showContent()
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{
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// FIXME: URL, image, video, audio
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$this->out->elementStart('article', array('class' => 'e-content'));
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if (Event::handle('StartShowNoticeContent', array($this->notice, $this->out, $this->out->getScoped()))) {
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if ($this->maxchars > 0 && mb_strlen($this->notice->content) > $this->maxchars) {
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$this->out->text(mb_substr($this->notice->content, 0, $this->maxchars) . '[…]');
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} elseif ($this->notice->rendered) {
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$this->out->raw($this->notice->rendered);
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} else {
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// XXX: may be some uncooked notices in the DB,
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// we cook them right now. This should probably disappear in future
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// versions (>> 0.4.x)
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$this->out->raw(common_render_content($this->notice->content, $this->notice));
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}
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Event::handle('EndShowNoticeContent', array($this->notice, $this->out, $this->out->getScoped()));
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}
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$this->out->elementEnd('article');
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}
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function showNoticeAttachments() {
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if (common_config('attachments', 'show_thumbs')) {
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$al = new InlineAttachmentList($this->notice, $this->out);
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$al->show();
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}
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}
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/**
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* show the link to the main page for the notice
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*
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* Displays a local link to the rendered notice, with "relative" time.
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*
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* @return void
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*/
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function showNoticeLink()
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{
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$this->out->elementStart('a', array('rel' => 'bookmark',
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'class' => 'timestamp',
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'href' => Conversation::getUrlFromNotice($this->notice)));
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$this->out->element('time', array('class' => 'dt-published',
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'datetime' => common_date_iso8601($this->notice->created),
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// TRANS: Timestamp title (tooltip text) for NoticeListItem
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'title' => common_exact_date($this->notice->created)),
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common_date_string($this->notice->created));
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$this->out->elementEnd('a');
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}
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/**
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* show the notice location
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*
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* shows the notice location in the correct language.
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*
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* If an URL is available, makes a link. Otherwise, just a span.
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*
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* @return void
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*/
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function showNoticeLocation()
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{
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$id = $this->notice->id;
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$location = $this->notice->getLocation();
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if (empty($location)) {
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return;
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}
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$name = $location->getName();
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$lat = $this->notice->lat;
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$lon = $this->notice->lon;
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$latlon = (!empty($lat) && !empty($lon)) ? $lat.';'.$lon : '';
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if (empty($name)) {
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$latdms = $this->decimalDegreesToDMS(abs($lat));
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$londms = $this->decimalDegreesToDMS(abs($lon));
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// TRANS: Used in coordinates as abbreviation of north.
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$north = _('N');
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// TRANS: Used in coordinates as abbreviation of south.
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$south = _('S');
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// TRANS: Used in coordinates as abbreviation of east.
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$east = _('E');
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// TRANS: Used in coordinates as abbreviation of west.
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$west = _('W');
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$name = sprintf(
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// TRANS: Coordinates message.
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// TRANS: %1$s is lattitude degrees, %2$s is lattitude minutes,
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// TRANS: %3$s is lattitude seconds, %4$s is N (north) or S (south) depending on lattitude,
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// TRANS: %5$s is longitude degrees, %6$s is longitude minutes,
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// TRANS: %7$s is longitude seconds, %8$s is E (east) or W (west) depending on longitude,
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_('%1$u°%2$u\'%3$u"%4$s %5$u°%6$u\'%7$u"%8$s'),
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$latdms['deg'],$latdms['min'], $latdms['sec'],($lat>0? $north:$south),
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$londms['deg'],$londms['min'], $londms['sec'],($lon>0? $east:$west));
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}
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$url = $location->getUrl();
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$this->out->text(' ');
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$this->out->elementStart('span', array('class' => 'location'));
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// TRANS: Followed by geo location.
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$this->out->text(_('at'));
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$this->out->text(' ');
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if (empty($url)) {
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$this->out->element('abbr', array('class' => 'geo',
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'title' => $latlon),
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$name);
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} else {
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$xstr = new XMLStringer(false);
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$xstr->elementStart('a', array('href' => $url,
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'rel' => 'external'));
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$xstr->element('abbr', array('class' => 'geo',
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'title' => $latlon),
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$name);
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$xstr->elementEnd('a');
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$this->out->raw($xstr->getString());
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}
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$this->out->elementEnd('span');
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}
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/**
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* @param number $dec decimal degrees
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* @return array split into 'deg', 'min', and 'sec'
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*/
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function decimalDegreesToDMS($dec)
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{
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$deg = intval($dec);
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$tempma = abs($dec) - abs($deg);
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$tempma = $tempma * 3600;
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$min = floor($tempma / 60);
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$sec = $tempma - ($min*60);
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return array("deg"=>$deg,"min"=>$min,"sec"=>$sec);
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}
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/**
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* Show the source of the notice
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*
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* Either the name (and link) of the API client that posted the notice,
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* or one of other other channels.
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*
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* @return void
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*/
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function showNoticeSource()
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{
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$ns = $this->notice->getSource();
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if (!$ns instanceof Notice_source) {
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return false;
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}
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// TRANS: A possible notice source (web interface).
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$source_name = (empty($ns->name)) ? ($ns->code ? _($ns->code) : _m('SOURCE','web')) : _($ns->name);
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$this->out->text(' ');
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$this->out->elementStart('span', 'source');
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// @todo FIXME: probably i18n issue. If "from" is followed by text, that should be a parameter to "from" (from %s).
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// TRANS: Followed by notice source.
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$this->out->text(_('from'));
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$this->out->text(' ');
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$name = $source_name;
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$url = $ns->url;
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$title = null;
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if (Event::handle('StartNoticeSourceLink', array($this->notice, &$name, &$url, &$title))) {
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$name = $source_name;
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$url = $ns->url;
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}
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Event::handle('EndNoticeSourceLink', array($this->notice, &$name, &$url, &$title));
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// if $ns->name and $ns->url are populated we have
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// configured a source attr somewhere
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if (!empty($name) && !empty($url)) {
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$this->out->elementStart('span', 'device');
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$attrs = array(
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'href' => $url,
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'rel' => 'external'
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);
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if (!empty($title)) {
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$attrs['title'] = $title;
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}
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$this->out->element('a', $attrs, $name);
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$this->out->elementEnd('span');
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} else {
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$this->out->element('span', 'device', $name);
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}
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$this->out->elementEnd('span');
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}
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/**
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* show link to single-notice view for this notice item
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*
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* A permalink that goes to this specific object and nothing else
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*
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* @return void
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*/
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function showPermalink()
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{
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$class = 'permalink u-url';
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if (!$this->notice->isLocal()) {
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$class .= ' external';
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}
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try {
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$this->out->element('a',
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array('href' => $this->notice->getUrl(),
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'class' => $class),
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// TRANS: Addition in notice list item for single-notice view.
|
|
_('permalink'));
|
|
} catch (InvalidUrlException $e) {
|
|
// no permalink available
|
|
}
|
|
}
|
|
|
|
/**
|
|
* show a link to the author of repeat
|
|
*
|
|
* @return void
|
|
*/
|
|
function showRepeat()
|
|
{
|
|
if (!empty($this->repeat)) {
|
|
|
|
$repeater = Profile::getKV('id', $this->repeat->profile_id);
|
|
|
|
$attrs = array('href' => $repeater->profileurl,
|
|
'class' => 'h-card p-author',
|
|
'title' => $repeater->getFancyName());
|
|
|
|
$this->out->elementStart('span', 'repeat h-entry');
|
|
|
|
// TRANS: Addition in notice list item if notice was repeated. Followed by a span with a nickname.
|
|
$this->out->raw(_('Repeated by').' ');
|
|
|
|
$this->out->element('a', $attrs, $repeater->getNickname());
|
|
|
|
$this->out->elementEnd('span');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* show a link to reply to the current notice
|
|
*
|
|
* Should either do the reply in the current notice form (if available), or
|
|
* link out to the notice-posting form. A little flakey, doesn't always work.
|
|
*
|
|
* @return void
|
|
*/
|
|
function showReplyLink()
|
|
{
|
|
if (common_logged_in()) {
|
|
$this->out->text(' ');
|
|
$reply_url = common_local_url('newnotice',
|
|
array('replyto' => $this->profile->getNickname(), 'inreplyto' => $this->notice->id));
|
|
$this->out->elementStart('a', array('href' => $reply_url,
|
|
'class' => 'notice_reply',
|
|
// TRANS: Link title in notice list item to reply to a notice.
|
|
'title' => _('Reply to this notice.')));
|
|
// TRANS: Link text in notice list item to reply to a notice.
|
|
$this->out->text(_('Reply'));
|
|
$this->out->text(' ');
|
|
$this->out->element('span', 'notice_id', $this->notice->id);
|
|
$this->out->elementEnd('a');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* if the user is the author, let them delete the notice
|
|
*
|
|
* @return void
|
|
*/
|
|
function showDeleteLink()
|
|
{
|
|
$user = common_current_user();
|
|
|
|
$todel = (empty($this->repeat)) ? $this->notice : $this->repeat;
|
|
|
|
if (!empty($user) &&
|
|
($todel->profile_id == $user->id || $user->hasRight(Right::DELETEOTHERSNOTICE))) {
|
|
$this->out->text(' ');
|
|
$deleteurl = common_local_url('deletenotice',
|
|
array('notice' => $todel->id));
|
|
$this->out->element('a', array('href' => $deleteurl,
|
|
'class' => 'notice_delete popup',
|
|
// TRANS: Link title in notice list item to delete a notice.
|
|
'title' => _('Delete this notice from the timeline.')),
|
|
// TRANS: Link text in notice list item to delete a notice.
|
|
_('Delete'));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* finish the notice
|
|
*
|
|
* Close the last elements in the notice list item
|
|
*
|
|
* @return void
|
|
*/
|
|
function showEnd()
|
|
{
|
|
if (Event::handle('StartCloseNoticeListItemElement', array($this))) {
|
|
$this->out->elementEnd('li');
|
|
Event::handle('EndCloseNoticeListItemElement', array($this));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the notice in question
|
|
*
|
|
* For hooks, etc., this may be useful
|
|
*
|
|
* @return Notice The notice we're showing
|
|
*/
|
|
|
|
function getNotice()
|
|
{
|
|
return $this->notice;
|
|
}
|
|
}
|