support setting the value of a file input

rogerwang · rogerwang · commit 8f03612ed772 · 2013-08-07T21:36:50.000+08:00
Fix nwjs#927 . Users can do this to set the input: var f = new File('/path/to/file', 'name'); var files = new FileList(); files.append(f); document.getElementById('input0').files = files;
diff --git a/src/api/api_messages.h b/src/api/api_messages.h
@@ -94,3 +94,7 @@ IPC_MESSAGE_CONTROL1(ShellViewMsg_Open,
 
 // clear cache on the renderer side
 IPC_MESSAGE_CONTROL0(ShellViewMsg_ClearCache)
+
+// grant the policy permissions
+IPC_SYNC_MESSAGE_ROUTED0_1(ShellViewHostMsg_GrantUniversalPermissions, int)
+
diff --git a/src/api/dispatcher_host.cc b/src/api/dispatcher_host.cc
@@ -22,6 +22,7 @@
 
 #include "base/logging.h"
 #include "base/values.h"
+#include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/web_contents/web_contents_impl.h"
 #include "content/nw/src/api/api_messages.h"
 #include "content/nw/src/api/app/app.h"
@@ -79,6 +80,7 @@ bool DispatcherHost::OnMessageReceived(const IPC::Message& message) {
                         OnUncaughtException);
     IPC_MESSAGE_HANDLER(ShellViewHostMsg_GetShellId, OnGetShellId);
     IPC_MESSAGE_HANDLER(ShellViewHostMsg_CreateShell, OnCreateShell);
+    IPC_MESSAGE_HANDLER(ShellViewHostMsg_GrantUniversalPermissions, OnGrantUniversalPermissions);
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
 
@@ -228,4 +230,14 @@ void DispatcherHost::OnCreateShell(const std::string& url,
   *routing_id = web_contents->GetRoutingID();
 }
 
+void DispatcherHost::OnGrantUniversalPermissions(int *ret) {
+  content::Shell* shell =
+      content::Shell::FromRenderViewHost(render_view_host());
+  if (shell->nodejs()) {
+    content::ChildProcessSecurityPolicy::GetInstance()->GrantUniversalAccess(shell->web_contents()->GetRenderProcessHost()->GetID());
+    *ret = 1;
+  }else
+    *ret = 0;
+}
+
 }  // namespace api
diff --git a/src/api/dispatcher_host.h b/src/api/dispatcher_host.h
@@ -95,7 +95,7 @@ class DispatcherHost : public content::RenderViewHostObserver {
   void OnCreateShell(const std::string& url,
                      const base::DictionaryValue& manifest,
                      int* routing_id);
-
+  void OnGrantUniversalPermissions(int* ret);
   DISALLOW_COPY_AND_ASSIGN(DispatcherHost);
 };
 
diff --git a/src/renderer/shell_content_renderer_client.cc b/src/renderer/shell_content_renderer_client.cc
@@ -212,6 +212,11 @@ bool ShellContentRendererClient::WillSetSecurityToken(
     // Override context's security token
     context->SetSecurityToken(node::g_context->GetSecurityToken());
     frame->document().securityOrigin().grantUniversalAccess();
+
+    int ret;
+    RenderViewImpl* rv = RenderViewImpl::FromWebView(frame->view());
+    rv->Send(new ShellViewHostMsg_GrantUniversalPermissions(rv->GetRoutingID(), &ret));
+
     return true;
   }
 
