forked from GNUsocial/gnu-social
		
	
		
			
				
	
	
		
			129 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			129 lines
		
	
	
		
			3.9 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 * StatusNet, the distributed open-source microblogging tool
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 *
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 * widget for displaying a list of notice attachments
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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  UI
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 * @package   StatusNet
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 * @author    Evan Prodromou <evan@status.net>
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 * @author    Sarven Capadisli <csarven@status.net>
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 * @copyright 2008 StatusNet, 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://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 list of notice attachments
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 *
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 * There are a number of actions that display a list of notices, in
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 * reverse chronological order. This widget abstracts out most of the
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 * code for UI for notice lists. It's overridden to hide some
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 * data for e.g. the profile 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      Notice
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 * @see      NoticeListItem
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 * @see      ProfileNoticeList
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 */
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class AttachmentList extends Widget
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{
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    /** the current stream of notices being displayed. */
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    var $notice = null;
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    /**
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     * constructor
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     *
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     * @param Notice $notice stream of notices from DB_DataObject
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     */
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    function __construct(Notice $notice, $out=null)
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    {
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        parent::__construct($out);
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        $this->notice = $notice;
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    }
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    /**
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     * show the list of attachments
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     *
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     * "Uses up" the stream by looping through it. So, probably can't
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     * be called twice on the same list.
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     *
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     * @return int count of items listed.
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     */
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    function show()
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    {
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    	$attachments = $this->notice->attachments();
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        foreach ($attachments as $key=>$att) {
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            // Remove attachments which are not representable with neither a title nor thumbnail
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            if ($att->getTitle() === _('Untitled attachment') && !$att->hasThumbnail()) {
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                unset($attachments[$key]);
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            }
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        }
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        if (!count($attachments)) {
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            return 0;
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        }
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        if ($this->notice->getProfile()->isSilenced()) {
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            // TRANS: Message for inline attachments list in notices when the author has been silenced.
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            $this->element('div', ['class'=>'error'],
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                           _('Attachments are hidden because this profile has been silenced.'));
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            return 0;
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        }
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        $this->showListStart();
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        foreach ($attachments as $att) {
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            $item = $this->newListItem($att);
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            $item->show();
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        }
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        $this->showListEnd();
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        return count($attachments);
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    }
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    function showListStart()
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    {
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        $this->out->elementStart('ol', array('class' => 'attachments'));
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    }
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    function showListEnd()
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    {
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        $this->out->elementEnd('ol');
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    }
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    /**
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     * returns a new list item for the current attachment
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     *
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     * @param File $attachment the current attachment
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     *
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     * @return AttachmentListItem a list item for displaying the attachment
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     */
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    function newListItem(File $attachment)
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    {
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        return new AttachmentListItem($attachment, $this->out);
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    }
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}
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