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      1 // Copyright 2014 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "components/bookmarks/browser/bookmark_node_data.h"
      6 
      7 #include "base/logging.h"
      8 #include "base/pickle.h"
      9 #include "base/strings/utf_string_conversions.h"
     10 #include "ui/base/clipboard/clipboard.h"
     11 
     12 namespace {
     13 
     14 const char kJavaScriptScheme[] = "javascript";
     15 
     16 }  // namespace
     17 
     18 // static
     19 const ui::OSExchangeData::CustomFormat&
     20 BookmarkNodeData::GetBookmarkCustomFormat() {
     21   CR_DEFINE_STATIC_LOCAL(
     22       ui::OSExchangeData::CustomFormat,
     23       format,
     24       (ui::Clipboard::GetFormatType(BookmarkNodeData::kClipboardFormatString)));
     25 
     26   return format;
     27 }
     28 
     29 void BookmarkNodeData::Write(const base::FilePath& profile_path,
     30                              ui::OSExchangeData* data) const {
     31   DCHECK(data);
     32 
     33   // If there is only one element and it is a URL, write the URL to the
     34   // clipboard.
     35   if (elements.size() == 1 && elements[0].is_url) {
     36     if (elements[0].url.SchemeIs(kJavaScriptScheme)) {
     37       data->SetString(base::UTF8ToUTF16(elements[0].url.spec()));
     38     } else {
     39       data->SetURL(elements[0].url, elements[0].title);
     40     }
     41   }
     42 
     43   Pickle data_pickle;
     44   WriteToPickle(profile_path, &data_pickle);
     45 
     46   data->SetPickledData(GetBookmarkCustomFormat(), data_pickle);
     47 }
     48 
     49 bool BookmarkNodeData::Read(const ui::OSExchangeData& data) {
     50   elements.clear();
     51 
     52   profile_path_.clear();
     53 
     54   if (data.HasCustomFormat(GetBookmarkCustomFormat())) {
     55     Pickle drag_data_pickle;
     56     if (data.GetPickledData(GetBookmarkCustomFormat(), &drag_data_pickle)) {
     57       if (!ReadFromPickle(&drag_data_pickle))
     58         return false;
     59     }
     60   } else {
     61     // See if there is a URL on the clipboard.
     62     Element element;
     63     GURL url;
     64     base::string16 title;
     65     if (data.GetURLAndTitle(
     66             ui::OSExchangeData::CONVERT_FILENAMES, &url, &title))
     67       ReadFromTuple(url, title);
     68   }
     69 
     70   return is_valid();
     71 }
     72