Index: chromeos/printing/ppd_cache.cc |
diff --git a/chromeos/printing/ppd_cache.cc b/chromeos/printing/ppd_cache.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..aaf99679045c84247073cf1152ed90cf52c5113c |
--- /dev/null |
+++ b/chromeos/printing/ppd_cache.cc |
@@ -0,0 +1,76 @@ |
+// Copyright 2016 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "base/files/file_util.h" |
+#include "base/memory/ptr_util.h" |
+#include "base/strings/stringprintf.h" |
+#include "chromeos/printing/ppd_cache.h" |
+ |
+using std::string; |
+using std::unique_ptr; |
+ |
+namespace chromeos { |
+namespace printing { |
+namespace { |
+ |
+// Placeholder cache. |
+class PPDCacheImpl : public PPDCache { |
+ public: |
+ PPDCacheImpl(const PPDCache::Options& options) : options_(options) {} |
+ ~PPDCacheImpl() override {} |
+ |
+ // Public API functions. |
+ std::unique_ptr<Printer::PPDFile> Lookup(const string& manufacturer, |
+ const string& model) const override { |
+ // Not yet implemented, so everything is a cache miss. |
+ return unique_ptr<Printer::PPDFile>(); |
+ } |
+ |
+ // Eventually this should store the contents into the cache and return a |
+ // reference to that, but for now, just store the ppd file to a temporary file |
+ // and return that. |
+ std::unique_ptr<Printer::PPDFile> Store( |
+ const string& manufacturer, |
+ const string& model, |
+ int64_t time_added_ms, |
+ int64_t last_updated_time_ms, |
+ const string& compressed_ppd_contents) override { |
+ base::FilePath contents_path = options_.cache_directory.Append( |
+ ::base::StringPrintf("%s_%s.ppd", manufacturer.c_str(), model.c_str())); |
+ CHECK(base::WriteFile(contents_path, compressed_ppd_contents.data(), |
+ compressed_ppd_contents.size()) > 0); |
+ std::unique_ptr<Printer::PPDFile> ret(new Printer::PPDFile); |
skau
2016/09/17 00:59:59
ret = base::MakeUnique<PPDFile>(). Raw use of new
Carlson
2016/10/06 15:56:05
Done.
|
+ ret->file_name = contents_path.value(); |
+ ret->from_quirks_server = true; |
+ return ret; |
+ } |
+ |
+ private: |
+ const PPDCache::Options options_; |
+}; |
+ |
+} // namespace |
+ |
+// static |
+PPDCache::Options PPDCache::Defaults() { |
+ PPDCache::Options ret; |
+ // TODO(justincarlson) - Set a default directory here. Probably need to get |
+ // PathService involved. |
+ // TODO(justincarlson) - Should we be creating the directory if it doesn't |
+ // exist? |
skau
2016/09/17 00:59:59
We'll need to hook back into Chrome for the direct
Carlson
2016/10/06 15:56:05
This seems to fit nicely in what PathService provi
|
+ return ret; |
+} |
+ |
+// static |
+unique_ptr<PPDCache> PPDCache::Create(const PPDCache::Options& options) { |
+ return ::base::MakeUnique<PPDCacheImpl>(options); |
+} |
+ |
+// static |
+unique_ptr<PPDCache> PPDCache::Create() { |
+ return ::base::MakeUnique<PPDCacheImpl>(Defaults()); |
+} |
+ |
+} // namespace printing |
+} // namespace chromeos |