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think I have managed to show oEmbed images better now

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This commit is contained in:
Mikael Nordfeldth 2016-01-07 17:35:37 +01:00
parent 9e5c71e701
commit d4be5349b3
4 changed files with 53 additions and 26 deletions
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23
classes/File.php
View File

@ -356,28 +356,47 @@ class File extends Managed_DataObject
return $protocol.'://'.$server.$path.$filename;
}
static $_enclosures = array();
function getEnclosure(){
if (isset(self::$_enclosures[$this->getID()])) {
common_debug('Found cached enclosure for file id=='.$this->getID());
return self::$_enclosures[$this->getID()];
}
$enclosure = (object) array();
foreach (array('title', 'url', 'date', 'modified', 'size', 'mimetype') as $key) {
$enclosure->$key = $this->$key;
}
$needMoreMetadataMimetypes = array(null, 'application/xhtml+xml');
$needMoreMetadataMimetypes = array(null, 'application/xhtml+xml', 'text/html');
if (!isset($this->filename) && in_array(common_bare_mime($enclosure->mimetype), $needMoreMetadataMimetypes)) {
// This fetches enclosure metadata for non-local links with unset/HTML mimetypes,
// which may be enriched through oEmbed or similar (implemented as plugins)
Event::handle('FileEnclosureMetadata', array($this, &$enclosure));
}
if (empty($enclosure->mimetype) || in_array(common_bare_mime($enclosure->mimetype), $needMoreMetadataMimetypes)) {
if (empty($enclosure->mimetype)) {
// This means we either don't know what it is, so it can't
// be shown as an enclosure, or it is an HTML link which
// does not link to a resource with further metadata.
throw new ServerException('Unknown enclosure mimetype, not enough metadata');
}
self::$_enclosures[$this->getID()] = $enclosure;
return $enclosure;
}
public function hasThumbnail()
{
try {
$this->getThumbnail();
} catch (Exception $e) {
return false;
}
return true;
}
/**
* Get the attachment's thumbnail record, if any.
* Make sure you supply proper 'int' typed variables (or null).

4
lib/attachmentlist.php
View File

@ -76,8 +76,8 @@ class AttachmentList extends Widget
{
$attachments = $this->notice->attachments();
foreach ($attachments as $key=>$att) {
// Only show attachments representable with a title
if ($att->getTitle() === null) {
// Remove attachments which are not representable with neither a title nor thumbnail
if ($att->getTitle() === null && !$att->hasThumbnail()) {
unset($attachments[$key]);
}
}

39
lib/attachmentlistitem.php
View File

@ -105,9 +105,24 @@ class AttachmentListItem extends Widget
}
function showRepresentation() {
$enclosure = $this->attachment->getEnclosure();
if (Event::handle('StartShowAttachmentRepresentation', array($this->out, $this->attachment))) {
if (!empty($this->attachment->mimetype)) {
$mediatype = common_get_mime_media($this->attachment->mimetype);
if (!empty($enclosure->mimetype)) {
// First, prepare a thumbnail if it exists.
$thumb = null;
try {
// Tell getThumbnail that we can show an animated image if it has one (4th arg, "force_still")
$thumb = $this->attachment->getThumbnail(null, null, false, false);
} catch (UseFileAsThumbnailException $e) {
$thumb = null;
} catch (UnsupportedMediaException $e) {
// FIXME: Show a good representation of unsupported/unshowable images
$thumb = null;
}
// Then get the kind of mediatype we're dealing with
$mediatype = common_get_mime_media($enclosure->mimetype);
// FIXME: Get proper mime recognition of Ogg files! If system has 'mediainfo', this should do it:
// $ mediainfo --inform='General;%InternetMediaType%'
@ -117,27 +132,22 @@ class AttachmentListItem extends Widget
switch ($mediatype) {
// Anything we understand as an image, if we need special treatment, do it in StartShowAttachmentRepresentation
case 'image':
try {
// Tell getThumbnail that we can show an animated image if it has one (4th arg, "force_still")
$thumb = $this->attachment->getThumbnail(null, null, false, false);
if ($thumb instanceof File_thumbnail) {
$this->out->element('img', $thumb->getHtmlAttrs(['class'=>'u-photo', 'alt' => '']));
} catch (UseFileAsThumbnailException $e) {
$this->out->element('img', array('class'=>'u-photo', 'src' => $e->file->getUrl(), 'alt' => $e->file->title));
} catch (UnsupportedMediaException $e) {
// FIXME: Show a good representation of unsupported/unshowable images
} else {
$this->out->element('img', array('class'=>'u-photo', 'src' => $this->attachment->getUrl(), 'alt' => $this->attachment->getTitle()));
}
unset($thumb); // there's no need carrying this along after this
break;
// HTML5 media elements
case 'audio':
case 'video':
try {
$thumb = $this->attachment->getThumbnail();
if ($thumb instanceof File_thumbnail) {
$poster = $thumb->getUrl();
unset ($thumb);
} catch (Exception $e) {
$poster = null;
unset($thumb); // there's no need carrying this along after this
}
$this->out->elementStart($mediatype,
array('class'=>"attachment_player u-{$mediatype}",
'poster'=>$poster,
@ -149,6 +159,7 @@ class AttachmentListItem extends Widget
break;
default:
unset($thumb); // there's no need carrying this along
switch ($this->attachment->mimetype) {
case 'text/html':
if (!empty($this->attachment->filename)

13
plugins/Oembed/OembedPlugin.php
View File

@ -187,7 +187,7 @@ class OembedPlugin extends Plugin
return true;
}
public function onStartShowAttachmentRepresentation(HTMLOutputter $out, File $file)
public function onShowUnsupportedAttachmentRepresentation(HTMLOutputter $out, File $file)
{
try {
$oembed = File_oembed::getByFile($file);
@ -195,6 +195,7 @@ class OembedPlugin extends Plugin
return true;
}
// the 'photo' type is shown through ordinary means, using StartShowAttachmentRepresentation!
switch ($oembed->type) {
case 'rich':
case 'video':
@ -207,15 +208,11 @@ class OembedPlugin extends Plugin
'elements'=>'*+object+embed');
$out->raw(htmLawed($oembed->html,$config));
}
return false;
break;
case 'photo':
$out->element('img', array('src' => $oembed->url, 'width' => $oembed->width, 'height' => $oembed->height, 'alt' => 'alt'));
break;
default:
Event::handle('ShowUnsupportedAttachmentRepresentation', array($out, $file));
}
return true;
}
public function onCreateFileImageThumbnailSource(File $file, &$imgPath, $media=null)