forked from GNUsocial/gnu-social
292 lines
8.2 KiB
PHP
292 lines
8.2 KiB
PHP
<?php
|
|
/**
|
|
* Laconica, the distributed open-source microblogging tool
|
|
*
|
|
* widget for displaying a list of notice attachments
|
|
*
|
|
* 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 UI
|
|
* @package Laconica
|
|
* @author Evan Prodromou <evan@controlyourself.ca>
|
|
* @author Sarven Capadisli <csarven@controlyourself.ca>
|
|
* @copyright 2008 Control Yourself, Inc.
|
|
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
|
|
* @link http://laconi.ca/
|
|
*/
|
|
|
|
if (!defined('LACONICA')) {
|
|
exit(1);
|
|
}
|
|
|
|
/**
|
|
* widget for displaying a list of notice attachments
|
|
*
|
|
* There are a number of actions that display a list of notices, in
|
|
* reverse chronological order. This widget abstracts out most of the
|
|
* code for UI for notice lists. It's overridden to hide some
|
|
* data for e.g. the profile page.
|
|
*
|
|
* @category UI
|
|
* @package Laconica
|
|
* @author Evan Prodromou <evan@controlyourself.ca>
|
|
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
|
|
* @link http://laconi.ca/
|
|
* @see Notice
|
|
* @see NoticeListItem
|
|
* @see ProfileNoticeList
|
|
*/
|
|
|
|
class AttachmentList extends Widget
|
|
{
|
|
/** the current stream of notices being displayed. */
|
|
|
|
var $notice = null;
|
|
|
|
/**
|
|
* constructor
|
|
*
|
|
* @param Notice $notice stream of notices from DB_DataObject
|
|
*/
|
|
|
|
function __construct($notice, $out=null)
|
|
{
|
|
parent::__construct($out);
|
|
$this->notice = $notice;
|
|
}
|
|
|
|
/**
|
|
* show the list of notices
|
|
*
|
|
* "Uses up" the stream by looping through it. So, probably can't
|
|
* be called twice on the same list.
|
|
*
|
|
* @return int count of notices listed.
|
|
*/
|
|
|
|
function show()
|
|
{
|
|
$this->out->elementStart('dl', array('id' =>'attachment'));
|
|
$this->out->element('dt', null, _('Attachments'));
|
|
$this->out->elementStart('dd');
|
|
$this->out->elementStart('ul', array('class' => 'attachments'));
|
|
|
|
$atts = new File;
|
|
$att = $atts->getAttachments($this->notice->id);
|
|
foreach ($att as $n=>$attachment) {
|
|
$item = $this->newListItem($attachment);
|
|
$item->show();
|
|
}
|
|
|
|
$this->out->elementEnd('dd');
|
|
$this->out->elementEnd('ul');
|
|
$this->out->elementEnd('dl');
|
|
|
|
return count($att);
|
|
}
|
|
|
|
/**
|
|
* returns a new list item for the current notice
|
|
*
|
|
* Recipe (factory?) method; overridden by sub-classes to give
|
|
* a different list item class.
|
|
*
|
|
* @param Notice $notice the current notice
|
|
*
|
|
* @return NoticeListItem a list item for displaying the notice
|
|
*/
|
|
|
|
function newListItem($attachment)
|
|
{
|
|
return new AttachmentListItem($attachment, $this->out);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* widget for displaying a single notice
|
|
*
|
|
* This widget has the core smarts for showing a single notice: what to display,
|
|
* where, and under which circumstances. Its key method is show(); this is a recipe
|
|
* that calls all the other show*() methods to build up a single notice. The
|
|
* ProfileNoticeListItem subclass, for example, overrides showAuthor() to skip
|
|
* author info (since that's implicit by the data in the page).
|
|
*
|
|
* @category UI
|
|
* @package Laconica
|
|
* @author Evan Prodromou <evan@controlyourself.ca>
|
|
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
|
|
* @link http://laconi.ca/
|
|
* @see NoticeList
|
|
* @see ProfileNoticeListItem
|
|
*/
|
|
|
|
class AttachmentListItem extends Widget
|
|
{
|
|
/** The attachment this item will show. */
|
|
|
|
var $attachment = null;
|
|
|
|
var $oembed = null;
|
|
|
|
/**
|
|
* constructor
|
|
*
|
|
* Also initializes the profile attribute.
|
|
*
|
|
* @param Notice $notice The notice we'll display
|
|
*/
|
|
|
|
function __construct($attachment, $out=null)
|
|
{
|
|
parent::__construct($out);
|
|
$this->attachment = $attachment;
|
|
$this->oembed = File_oembed::staticGet('file_id', $this->attachment->id);
|
|
}
|
|
|
|
function title() {
|
|
if (empty($this->attachment->title)) {
|
|
if (empty($this->oembed->title)) {
|
|
$title = $this->attachment->url;
|
|
} else {
|
|
$title = $this->oembed->title;
|
|
}
|
|
} else {
|
|
$title = $this->attachment->title;
|
|
}
|
|
|
|
return $title;
|
|
}
|
|
|
|
function linkTitle() {
|
|
return $this->title();
|
|
}
|
|
|
|
/**
|
|
* recipe function for displaying a single notice.
|
|
*
|
|
* This uses all the other methods to correctly display a notice. Override
|
|
* it or one of the others to fine-tune the output.
|
|
*
|
|
* @return void
|
|
*/
|
|
|
|
function show()
|
|
{
|
|
$this->showStart();
|
|
$this->showNoticeAttachment();
|
|
$this->showEnd();
|
|
}
|
|
|
|
function linkAttr() {
|
|
return array('class' => 'attachment', 'href' => $this->attachment->url, 'id' => 'attachment-' . $this->attachment->id);
|
|
}
|
|
|
|
function showLink() {
|
|
$this->out->elementStart('a', $this->linkAttr());
|
|
$this->out->element('span', null, $this->linkTitle());
|
|
$this->showRepresentation();
|
|
$this->out->elementEnd('a');
|
|
}
|
|
|
|
function showNoticeAttachment()
|
|
{
|
|
$this->showLink();
|
|
}
|
|
|
|
function showRepresentation() {
|
|
$thumbnail = File_thumbnail::staticGet('file_id', $this->attachment->id);
|
|
if (!empty($thumbnail)) {
|
|
$this->out->element('img', array('alt' => 'nothing to say', 'src' => $thumbnail->url, 'width' => $thumbnail->width, 'height' => $thumbnail->height));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* start a single notice.
|
|
*
|
|
* @return void
|
|
*/
|
|
|
|
function showStart()
|
|
{
|
|
// XXX: RDFa
|
|
// TODO: add notice_type class e.g., notice_video, notice_image
|
|
$this->out->elementStart('li');
|
|
}
|
|
|
|
/**
|
|
* finish the notice
|
|
*
|
|
* Close the last elements in the notice list item
|
|
*
|
|
* @return void
|
|
*/
|
|
|
|
function showEnd()
|
|
{
|
|
$this->out->elementEnd('li');
|
|
}
|
|
}
|
|
|
|
class Attachment extends AttachmentListItem
|
|
{
|
|
function show() {
|
|
$this->showNoticeAttachment();
|
|
}
|
|
|
|
function linkAttr() {
|
|
return array('class' => 'external', 'href' => $this->attachment->url);
|
|
}
|
|
|
|
function linkTitle() {
|
|
return $this->attachment->url;
|
|
}
|
|
|
|
function showRepresentation() {
|
|
if (empty($this->oembed->type)) {
|
|
if (empty($this->attachment->mimetype)) {
|
|
$this->out->element('pre', null, 'oh well... not sure how to handle the following: ' . print_r($this->attachment, true));
|
|
} else {
|
|
switch ($this->attachment->mimetype) {
|
|
case 'image/gif':
|
|
case 'image/png':
|
|
case 'image/jpg':
|
|
case 'image/jpeg':
|
|
$this->out->element('img', array('src' => $this->attachment->url, 'alt' => 'alt'));
|
|
break;
|
|
}
|
|
}
|
|
} else {
|
|
switch ($this->oembed->type) {
|
|
case 'rich':
|
|
case 'video':
|
|
case 'link':
|
|
if (!empty($this->oembed->html)) {
|
|
$this->out->raw($this->oembed->html);
|
|
}
|
|
break;
|
|
|
|
case 'photo':
|
|
$this->out->element('img', array('src' => $this->oembed->url, 'width' => $this->oembed->width, 'height' => $this->oembed->height, 'alt' => 'alt'));
|
|
break;
|
|
|
|
default:
|
|
$this->out->element('pre', null, 'oh well... not sure how to handle the following oembed: ' . print_r($this->oembed, true));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|