X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=lib%2Fattachmentlist.php;h=f9ef7499e1f791172d56391188b66a60d3ca2f3b;hb=f25accc43ea1e66f290c8bc1d284ae04b4bf004f;hp=ca249537c4b7b33e35f04168c2fd26dedab32da3;hpb=c8b8f07af14ad2ce9d0c0267962dd3bbf6473a4b;p=quix0rs-gnu-social.git

diff --git a/lib/attachmentlist.php b/lib/attachmentlist.php
index ca249537c4..f9ef7499e1 100644
--- a/lib/attachmentlist.php
+++ b/lib/attachmentlist.php
@@ -21,14 +21,14 @@
  *
  * @category  UI
  * @package   StatusNet
- * @author    Evan Prodromou <evan@controlyourself.ca>
- * @author    Sarven Capadisli <csarven@controlyourself.ca>
+ * @author    Evan Prodromou <evan@status.net>
+ * @author    Sarven Capadisli <csarven@status.net>
  * @copyright 2008 StatusNet, Inc.
  * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link      http://laconi.ca/
+ * @link      http://status.net/
  */
 
-if (!defined('LACONICA')) {
+if (!defined('STATUSNET') && !defined('LACONICA')) {
     exit(1);
 }
 
@@ -42,14 +42,13 @@ if (!defined('LACONICA')) {
  *
  * @category UI
  * @package  StatusNet
- * @author   Evan Prodromou <evan@controlyourself.ca>
+ * @author   Evan Prodromou <evan@status.net>
  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link     http://laconi.ca/
+ * @link     http://status.net/
  * @see      Notice
  * @see      NoticeListItem
  * @see      ProfileNoticeList
  */
-
 class AttachmentList extends Widget
 {
     /** the current stream of notices being displayed. */
@@ -61,7 +60,6 @@ class AttachmentList extends Widget
      *
      * @param Notice $notice stream of notices from DB_DataObject
      */
-
     function __construct($notice, $out=null)
     {
         parent::__construct($out);
@@ -76,28 +74,38 @@ class AttachmentList extends Widget
      *
      * @return int count of notices listed.
      */
-
     function show()
     {
         $atts = new File;
         $att = $atts->getAttachments($this->notice->id);
         if (empty($att)) return 0;
-        $this->out->elementStart('dl', array('id' =>'attachments',
-                                             'class' => 'entry-content'));
-        $this->out->element('dt', null, _('Attachments'));
-        $this->out->elementStart('dd');
-        $this->out->elementStart('ol', array('class' => 'attachments'));
+        $this->showListStart();
 
         foreach ($att as $n=>$attachment) {
             $item = $this->newListItem($attachment);
             $item->show();
         }
 
+        $this->showListEnd();
+
+        return count($att);
+    }
+
+    function showListStart()
+    {
+        $this->out->elementStart('dl', array('id' =>'attachments',
+                                             'class' => 'entry-content'));
+        // TRANS: DT element label in attachment list.
+        $this->out->element('dt', null, _('Attachments'));
+        $this->out->elementStart('dd');
+        $this->out->elementStart('ol', array('class' => 'attachments'));
+    }
+
+    function showListEnd()
+    {
         $this->out->elementEnd('dd');
         $this->out->elementEnd('ol');
         $this->out->elementEnd('dl');
-
-        return count($att);
     }
 
     /**
@@ -110,7 +118,6 @@ class AttachmentList extends Widget
      *
      * @return NoticeListItem a list item for displaying the notice
      */
-
     function newListItem($attachment)
     {
         return new AttachmentListItem($attachment, $this->out);
@@ -128,13 +135,12 @@ class AttachmentList extends Widget
  *
  * @category UI
  * @package  StatusNet
- * @author   Evan Prodromou <evan@controlyourself.ca>
+ * @author   Evan Prodromou <evan@status.net>
  * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
- * @link     http://laconi.ca/
+ * @link     http://status.net/
  * @see      NoticeList
  * @see      ProfileNoticeListItem
  */
-
 class AttachmentListItem extends Widget
 {
     /** The attachment this item will show. */
@@ -150,7 +156,6 @@ class AttachmentListItem extends Widget
      *
      * @param Notice $notice The notice we'll display
      */
-
     function __construct($attachment, $out=null)
     {
         parent::__construct($out);
@@ -184,7 +189,6 @@ class AttachmentListItem extends Widget
      *
      * @return void
      */
-
     function show()
     {
         $this->showStart();
@@ -209,9 +213,55 @@ class AttachmentListItem extends Widget
     }
 
     function showRepresentation() {
+        $thumb = $this->getThumbInfo();
+        if ($thumb) {
+            $thumb = $this->sizeThumb($thumb);
+            $this->out->element('img', array('alt' => '', 'src' => $thumb->url, 'width' => $thumb->width, 'height' => $thumb->height));
+        }
+    }
+
+    /**
+     * Pull a thumbnail image reference for the given file.
+     * In order we check:
+     *  1) file_thumbnail table (thumbnails found via oEmbed)
+     *  2) image URL from direct dereference or oEmbed 'photo' type URL
+     *  3) ???
+     *
+     * @return mixed object with (url, width, height) properties, or false
+     */
+    function getThumbInfo()
+    {
         $thumbnail = File_thumbnail::staticGet('file_id', $this->attachment->id);
-        if (!empty($thumbnail)) {
-            $this->out->element('img', array('alt' => '', 'src' => $thumbnail->url, 'width' => $thumbnail->width, 'height' => $thumbnail->height));
+        if ($thumbnail) {
+            return $thumbnail;
+        }
+        $enc = $this->attachment->getEnclosure();
+        if ($enc) {
+            switch ($enc->mimetype) {
+                case 'image/gif':
+                case 'image/png':
+                case 'image/jpg':
+                case 'image/jpeg':
+                    $thumb = (object)array();
+                    $thumb->url = $enc->url;
+                    $thumb->width = 100;
+                    $thumb->height = 75; // @fixme
+                    return $thumb;
+            }
+        }
+        return false;
+    }
+
+    function sizeThumb($thumbnail) {
+        $maxWidth = 100;
+        $maxHeight = 75;
+        if ($thumbnail->width > $maxWidth) {
+            $thumb = clone($thumbnail);
+            $thumb->width = $maxWidth;
+            $thumb->height = intval($thumbnail->height * $maxWidth / $thumbnail->width);
+            return $thumb;
+        } else {
+            return $thumbnail;
         }
     }
 
@@ -220,7 +270,6 @@ class AttachmentListItem extends Widget
      *
      * @return void
      */
-
     function showStart()
     {
         // XXX: RDFa
@@ -235,22 +284,22 @@ class AttachmentListItem extends Widget
      *
      * @return void
      */
-
     function showEnd()
     {
         $this->out->elementEnd('li');
     }
 }
 
+/**
+ * used for one-off attachment action
+ */
 class Attachment extends AttachmentListItem
 {
     function showLink() {
         $this->out->elementStart('div', array('id' => 'attachment_view',
                                               'class' => 'hentry'));
         $this->out->elementStart('div', 'entry-title');
-        $this->out->elementStart('a', $this->linkAttr());
-        $this->out->element('span', null, $this->linkTitle());
-        $this->out->elementEnd('a');
+        $this->out->element('a', $this->linkAttr(), $this->linkTitle());
         $this->out->elementEnd('div');
 
         $this->out->elementStart('div', 'entry-content');
@@ -258,10 +307,11 @@ class Attachment extends AttachmentListItem
         $this->out->elementEnd('div');
 
         if (!empty($this->oembed->author_name) || !empty($this->oembed->provider)) {
-            $this->out->elementStart('div', array('id' => 'oembed_info', 
+            $this->out->elementStart('div', array('id' => 'oembed_info',
                                                   'class' => 'entry-content'));
             if (!empty($this->oembed->author_name)) {
                 $this->out->elementStart('dl', 'vcard author');
+                // TRANS: DT element label in attachment list item.
                 $this->out->element('dt', null, _('Author'));
                 $this->out->elementStart('dd', 'fn');
                 if (empty($this->oembed->author_url)) {
@@ -275,6 +325,7 @@ class Attachment extends AttachmentListItem
             }
             if (!empty($this->oembed->provider)) {
                 $this->out->elementStart('dl', 'vcard');
+                // TRANS: DT element label in attachment list item.
                 $this->out->element('dt', null, _('Provider'));
                 $this->out->elementStart('dd', 'fn');
                 if (empty($this->oembed->provider_url)) {
@@ -296,7 +347,7 @@ class Attachment extends AttachmentListItem
     }
 
     function linkAttr() {
-        return array('class' => 'external', 'href' => $this->attachment->url);
+        return array('rel' => 'external', 'href' => $this->attachment->url);
     }
 
     function linkTitle() {
@@ -306,7 +357,7 @@ class Attachment extends AttachmentListItem
     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));
+                $this->showFallback();
             } else {
                 switch ($this->attachment->mimetype) {
                 case 'image/gif':
@@ -332,6 +383,17 @@ class Attachment extends AttachmentListItem
                     $this->out->element('param', array('name' => 'autoStart', 'value' => 1));
                     $this->out->elementEnd('object');
                     break;
+
+                case 'text/html':
+                    if ($this->attachment->filename) {
+                        // Locally-uploaded HTML. Scrub and display inline.
+                        $this->showHtmlFile($this->attachment);
+                        break;
+                    }
+                    // Fall through to default.
+
+                default:
+                    $this->showFallback();
                 }
             }
         } else {
@@ -354,9 +416,61 @@ class Attachment extends AttachmentListItem
                 break;
 
             default:
-                $this->out->element('pre', null, 'oh well... not sure how to handle the following oembed: ' . print_r($this->oembed, true));
+                $this->showFallback();
             }
         }
     }
-}
 
+    protected function showHtmlFile(File $attachment)
+    {
+        $body = $this->scrubHtmlFile($attachment);
+        if ($body) {
+            $this->out->raw($body);
+        }
+    }
+
+    /**
+     * @return mixed false on failure, HTML fragment string on success
+     */
+    protected function scrubHtmlFile(File $attachment)
+    {
+        $path = File::path($attachment->filename);
+        if (!file_exists($path) || !is_readable($path)) {
+            common_log(LOG_ERR, "Missing local HTML attachment $path");
+            return false;
+        }
+        $raw = file_get_contents($path);
+
+        // Normalize...
+        $dom = new DOMDocument();
+        if(!$dom->loadHTML($raw)) {
+            common_log(LOG_ERR, "Bad HTML in local HTML attachment $path");
+            return false;
+        }
+
+        // Remove <script>s or htmlawed will dump their contents into output!
+        // Note: removing child nodes while iterating seems to mess things up,
+        // hence the double loop.
+        $scripts = array();
+        foreach ($dom->getElementsByTagName('script') as $script) {
+            $scripts[] = $script;
+        }
+        foreach ($scripts as $script) {
+            common_log(LOG_DEBUG, $script->textContent);
+            $script->parentNode->removeChild($script);
+        }
+
+        // Trim out everything outside the body...
+        $body = $dom->saveHTML();
+        $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;
+    }
+}