Merge remote-tracking branch 'upstream/master' into social-master

[quix0rs-gnu-social.git] / lib / attachmentlistitem.php

diff --git a/lib/attachmentlistitem.php b/lib/attachmentlistitem.php
index 93dc4ca95e8840c3d9f4cb96d718400a9023a2fe..dc46a81fe731a2f9143f2db2a52b559a26090eec 100644 (file)
--- a/lib/attachmentlistitem.php
+++ b/lib/attachmentlistitem.php
@@ -87,7 +87,7 @@ class AttachmentListItem extends Widget
 
     function linkAttr() {
         return array('class' => 'attachment',
-                     'href' => $this->attachment->getUrl(),
+                     'href' => $this->attachment->getUrl(false),
                      'id' => 'attachment-' . $this->attachment->id,
                      'title' => $this->linkTitle());
     }
@@ -105,39 +105,57 @@ 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%'
                 if ($this->attachment->mimetype === 'application/ogg') {
                     $mediatype = 'video';   // because this element can handle Ogg/Vorbis etc. on its own
                 }
+
+                // Ugly hack to show text/html links which have a thumbnail (such as from oEmbed/OpenGraph image URLs)
+                if (!in_array($mediatype, ['image','audio','video']) && $thumb instanceof File_thumbnail) {
+                    $mediatype = 'image';
+                }
+
                 switch ($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 $e) {
+                        unset($thumb);  // there's no need carrying this along after this
+                    } else {
                         $poster = null;
                     }
+
                     $this->out->elementStart($mediatype,
                                         array('class'=>"attachment_player u-{$mediatype}",
                                             'poster'=>$poster,
@@ -149,7 +167,11 @@ class AttachmentListItem extends Widget
                     break;
 
                 default:
+                    unset($thumb);  // there's no need carrying this along
                     switch ($this->attachment->mimetype) {
+                    case 'text/plain':
+                        $this->element('div', ['class'=>'e-content plaintext'], file_get_contents($this->attachment->getPath()));
+                        break;
                     case 'text/html':
                         if (!empty($this->attachment->filename)
                                 && (GNUsocial::isAjax() || common_config('attachments', 'show_html'))) {
@@ -213,13 +235,9 @@ class AttachmentListItem extends Widget
         $body = preg_replace('/^.*<body[^>]*>/is', '', $body);
         $body = preg_replace('/<\/body[^>]*>.*$/is', '', $body);
 
-        require_once INSTALLDIR.'/extlib/htmLawed/htmLawed.php';
-        $config = array('safe' => 1,
-                        'deny_attribute' => 'id,style,on*',
-                        'comment' => 1); // remove comments
-        $scrubbed = htmLawed($body, $config);
-
-        return $scrubbed;
+        require_once INSTALLDIR.'/extlib/HTMLPurifier/HTMLPurifier.auto.php';
+        $purifier = new HTMLPurifier();
+        return $purifier->purify($body);
     }
 
     /**