File manager: support for zipping selected files.

chrome/utility/chrome_content_utility_client.cc

Index: chrome/utility/chrome_content_utility_client.cc
diff --git a/chrome/utility/chrome_content_utility_client.cc b/chrome/utility/chrome_content_utility_client.cc
index 8e6a69ddb2146f028fcf53ba313e5d47b1397d4d..e336469cbedf0b58dd87836377d5938d6d51f28c 100644
--- a/chrome/utility/chrome_content_utility_client.cc
+++ b/chrome/utility/chrome_content_utility_client.cc
@@ -21,6 +21,7 @@
 #include "chrome/common/extensions/unpacker.h"
 #include "chrome/common/extensions/update_manifest.h"
 #include "chrome/common/web_resource/web_resource_unpacker.h"
+#include "chrome/common/zip.h"
 #include "chrome/utility/profile_import_handler.h"
 #include "content/public/utility/utility_thread.h"
 #include "printing/backend/print_backend.h"
@@ -88,6 +89,7 @@ bool ChromeContentUtilityClient::OnMessageReceived(
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_ParseJSON, OnParseJSON)
     IPC_MESSAGE_HANDLER(ChromeUtilityMsg_GetPrinterCapsAndDefaults,
                         OnGetPrinterCapsAndDefaults)
+    IPC_MESSAGE_HANDLER(ChromeUtilityMsg_CreateZipFile, OnCreateZipFile)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
 
@@ -186,6 +188,29 @@ void ChromeContentUtilityClient::OnDecodeImageBase64(
   OnDecodeImage(decoded_vector);
 }
 
+bool ZipSelectionFilter(const std::vector<FilePath>& selection,
+                        const FilePath& file_path) {
+  for (std::vector<FilePath>::const_iterator iter = selection.begin();
+      iter != selection.end(); ++iter) {
+    if (*iter == file_path || iter->IsParent(file_path))
+      return true;
+  }
+  return false;
+}
+
+void ChromeContentUtilityClient::OnCreateZipFile(
+    const FilePath& dir_path,
+    const FilePath& dest_path,
+    const std::vector<FilePath>& file_paths) {
+  if (zip::ZipWithFilterCallback(dir_path, dest_path,
+                                 base::Bind(&ZipSelectionFilter, file_paths))) {
+    Send(new ChromeUtilityHostMsg_CreateZipFile_Succeeded());
+  } else {
+    Send(new ChromeUtilityHostMsg_CreateZipFile_Failed());
+  }
+  content::UtilityThread::Get()->ReleaseProcessIfNeeded();
+}
+
 void ChromeContentUtilityClient::OnRenderPDFPagesToMetafile(
     base::PlatformFile pdf_file,
     const FilePath& metafile_path,