1 files changed, 67 insertions, 0 deletions
diff --git a/devtools/client/application/src/components/manifest/ManifestJsonLink.js b/devtools/client/application/src/components/manifest/ManifestJsonLink.js
new file mode 100644
index 0000000000..d35924b5c3
--- /dev/null
+++ b/devtools/client/application/src/components/manifest/ManifestJsonLink.js
@@ -0,0 +1,67 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+const { openDocLink } = require("resource://devtools/client/shared/link.js");
+
+const PropTypes = require("resource://devtools/client/shared/vendor/react-prop-types.js");
+const {
+  createFactory,
+  PureComponent,
+} = require("resource://devtools/client/shared/vendor/react.js");
+
+const {
+  a,
+  p,
+} = require("resource://devtools/client/shared/vendor/react-dom-factories.js");
+
+const FluentReact = require("resource://devtools/client/shared/vendor/fluent-react.js");
+const Localized = createFactory(FluentReact.Localized);
+
+/**
+ * This component displays an "Open JSON" link for the Manifest
+ */
+class ManifestJsonLink extends PureComponent {
+  static get propTypes() {
+    return {
+      url: PropTypes.string.isRequired,
+    };
+  }
+
+  get shouldRenderLink() {
+    const { url } = this.props;
+    // Firefox blocks the loading of Data URLs with mimetypes manifest+json unless
+    // explicitly typed by the user in the address bar.
+    // So we are not showing the link in this case.
+    // See more details in this post:
+    // https://blog.mozilla.org/security/2017/11/27/blocking-top-level-navigations-data-urls-firefox-59/
+    return !url.startsWith("data:");
+  }
+
+  renderLink() {
+    const { url } = this.props;
+
+    return a(
+      {
+        className: "js-manifest-json-link devtools-ellipsis-text",
+        href: "#",
+        title: url,
+        onClick: () => openDocLink(url),
+      },
+      url
+    );
+  }
+
+  render() {
+    return p(
+      { className: "manifest-json-link" },
+      this.shouldRenderLink
+        ? this.renderLink()
+        : Localized({ id: "manifest-json-link-data-url" })
+    );
+  }
+}
+
+module.exports = ManifestJsonLink;