[epiphany/pgriffis/web-extension/unify-web-process-extensions: 2/2] WebExtensions: Implement runtime.getManifest()

[Patrick Griffis <pgriffis src gnome org>]

commit d6ca021c5f90b5a9274988b4e180837d15c5524c
Author: Patrick Griffis <pgriffis igalia com>
Date:   Sun Jul 17 18:12:46 2022 -0500

    WebExtensions: Implement runtime.getManifest()
    
    Closes #1822

 .../ephy-web-process-extension.c                     |  6 ++++--
 .../web-process-extension/ephy-webextension-common.c | 20 +++++++++++++++++++-
 .../web-process-extension/ephy-webextension-common.h |  3 ++-
 .../resources/js/webextensions-common.js             |  2 +-
 src/webextension/ephy-web-extension-manager.c        |  1 +
 5 files changed, 27 insertions(+), 5 deletions(-)
---
diff --git a/embed/web-process-extension/ephy-web-process-extension.c 
b/embed/web-process-extension/ephy-web-process-extension.c
index 9fbfa01db..46c5ebc1b 100644
--- a/embed/web-process-extension/ephy-web-process-extension.c
+++ b/embed/web-process-extension/ephy-web-process-extension.c
@@ -389,7 +389,8 @@ content_script_window_object_cleared_cb (WebKitScriptWorld *world,
                                          frame,
                                          js_context,
                                          guid,
-                                         extension_data->translations);
+                                         extension_data->translations,
+                                         extension_data->manifest);
 }
 
 static void
@@ -904,7 +905,8 @@ default_window_object_cleared_cb (WebKitScriptWorld       *world,
                                          frame,
                                          js_context,
                                          guid,
-                                         extension_data->translations);
+                                         extension_data->translations,
+                                         extension_data->manifest);
 
   js_browser = jsc_context_get_value (js_context, "browser");
   js_extension = jsc_value_object_get_property (js_browser, "extension");
diff --git a/embed/web-process-extension/ephy-webextension-common.c 
b/embed/web-process-extension/ephy-webextension-common.c
index 41d36df39..f0f211073 100644
--- a/embed/web-process-extension/ephy-webextension-common.c
+++ b/embed/web-process-extension/ephy-webextension-common.c
@@ -156,6 +156,13 @@ js_geturl (const char *path,
   return g_strdup_printf ("ephy-webextension://%s/%s", guid, path[0] == '/' ? path + 1 : path);
 }
 
+static JSCValue *
+js_getmanifest (gpointer user_data)
+{
+  JSCValue *manifest_object = user_data;
+  return g_object_ref (manifest_object);
+}
+
 static void
 js_exception_handler (JSCContext   *context,
                       JSCException *exception)
@@ -178,7 +185,8 @@ ephy_webextension_install_common_apis (WebKitWebPage *page,
                                        WebKitFrame   *frame,
                                        JSCContext    *js_context,
                                        const char    *guid,
-                                       JsonObject    *translations)
+                                       JsonObject    *translations,
+                                       const char    *manifest)
 {
   g_autoptr (JSCValue) result = NULL;
   g_autoptr (JSCValue) js_browser = NULL;
@@ -186,6 +194,7 @@ ephy_webextension_install_common_apis (WebKitWebPage *page,
   g_autoptr (JSCValue) js_extension = NULL;
   g_autoptr (JSCValue) js_function = NULL;
   g_autoptr (JSCValue) js_object = NULL;
+  g_autoptr (JSCValue) manifest_object = NULL;
   EphySendMessageData *send_message_data;
 
   jsc_context_push_exception_handler (js_context, (JSCExceptionHandler)js_exception_handler, NULL, NULL);
@@ -230,6 +239,15 @@ ephy_webextension_install_common_apis (WebKitWebPage *page,
   jsc_value_object_set_property (js_extension, "getURL", js_function);
   g_clear_object (&js_function);
 
+  manifest_object = jsc_value_new_from_json (js_context, manifest);
+  js_function = jsc_value_new_function (js_context,
+                                        NULL,
+                                        G_CALLBACK (js_getmanifest), g_object_ref (manifest_object), 
g_object_unref,
+                                        JSC_TYPE_VALUE,
+                                        0);
+  jsc_value_object_set_property (js_extension, "getManifest", js_function);
+  g_clear_object (&js_function);
+
   /* global functions */
   send_message_data = g_new (EphySendMessageData, 1);
   send_message_data->page = page;
diff --git a/embed/web-process-extension/ephy-webextension-common.h 
b/embed/web-process-extension/ephy-webextension-common.h
index cda5e308e..77e6aa1ec 100644
--- a/embed/web-process-extension/ephy-webextension-common.h
+++ b/embed/web-process-extension/ephy-webextension-common.h
@@ -31,6 +31,7 @@ void ephy_webextension_install_common_apis (WebKitWebPage *page,
                                             WebKitFrame   *frame,
                                             JSCContext    *js_context,
                                             const char    *guid,
-                                            JsonObject    *translations);
+                                            JsonObject    *translations,
+                                            const char    *manifest);
 
 G_END_DECLS
diff --git a/embed/web-process-extension/resources/js/webextensions-common.js 
b/embed/web-process-extension/resources/js/webextensions-common.js
index 86c8d8460..965873d58 100644
--- a/embed/web-process-extension/resources/js/webextensions-common.js
+++ b/embed/web-process-extension/resources/js/webextensions-common.js
@@ -84,7 +84,7 @@ const ephy_message = function (fn, args) {
 
 window.browser.runtime = {
     getURL: function (args) { return window.browser.extension.getURL(args); },
-    getManifest: function () { return {}; },
+    getManifest: function () { return window.browser.extension.getManifest(); },
     onMessage: new EphyEventListener (),
     onConnect: new EphyEventListener (),
     sendMessage: function (...args) {
diff --git a/src/webextension/ephy-web-extension-manager.c b/src/webextension/ephy-web-extension-manager.c
index d70020590..1be70e505 100644
--- a/src/webextension/ephy-web-extension-manager.c
+++ b/src/webextension/ephy-web-extension-manager.c
@@ -115,6 +115,7 @@ create_extension_data_variant (EphyWebExtension *extension)
   g_auto (GVariantDict) dict = G_VARIANT_DICT_INIT (NULL);
   g_autofree char *translations = get_translation_contents (extension);
 
+  /* FIXME: The manifest is not localized. */
   g_variant_dict_insert (&dict, "manifest", "s", ephy_web_extension_get_manifest (extension));
   g_variant_dict_insert (&dict, "translations", "s", translations);
   g_variant_dict_insert (&dict, "has-background-page", "b", ephy_web_extension_has_background_web_view 
(extension));