Paste embeds look super cool

Summary: Make Paste embeds look super cool

Test Plan: {F35387}

Reviewers: epriestley

CC: aran, Korvin, chad, btrahan, AnhNhan

Maniphest Tasks: T1770

Differential Revision: https://secure.phabricator.com/D5323

src/applications/paste/remarkup/PhabricatorPasteRemarkupRule.php

@@ -16,8 +16,17 @@ final class PhabricatorPasteRemarkupRule
     return id(new PhabricatorPasteQuery())
       ->setViewer($viewer)
       ->withIDs($ids)
+      ->needContent(true)
       ->execute();
 
   }
 
+  protected function renderObjectEmbed($object, $handle, $options) {
+    $embed_paste = id(new PasteEmbedView())
+      ->setPaste($object)
+      ->setHandle($handle);
+
+    return $embed_paste->render();
+
+  }
 }

src/applications/paste/view/PasteEmbedView.php

@@ -0,0 +1,54 @@
+<?php
+
+final class PasteEmbedView extends AphrontView {
+
+  private $paste;
+  private $handle;
+
+  public function setPaste(PhabricatorPaste $paste) {
+    $this->paste = $paste;
+    return $this;
+  }
+
+  public function setHandle(PhabricatorObjectHandle $handle) {
+    $this->handle = $handle;
+    return $this;
+  }
+
+  public function render() {
+    if (!$this->paste) {
+      throw new Exception("Call setPaste() before render()!");
+    }
+
+    $lines = phutil_split_lines($this->paste->getContent());
+    require_celerity_resource('paste-css');
+
+    $link = phutil_tag(
+      'a',
+      array(
+        'href' => '/P'.$this->paste->getID()
+      ),
+      $this->handle->getFullName());
+
+    $head = phutil_tag(
+      'div',
+      array(
+        'class' => 'paste-embed-head'
+      ),
+      $link);
+
+    $body = phutil_tag(
+      'div',
+      array(),
+      id(new PhabricatorSourceCodeView())
+      ->setLines($lines));
+
+    return phutil_tag(
+      'div',
+      array(
+        'class' => 'paste-embed'
+      ),
+      array($head, $body));
+
+  }
+}