src/xwalk/application/common/package/wgt_package.cc

   1 // Copyright (c) 2013 Intel Corporation. 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 "xwalk/application/common/package/wgt_package.h"
   6
   7 #include <string>
   8
   9 #include "base/files/file_util.h"
  10 #include "base/files/scoped_file.h"
  11 #include "third_party/libxml/chromium/libxml_utils.h"
  12 #include "xwalk/application/common/id_util.h"
  13
  14 #if defined(OS_TIZEN)
  15 #include "xwalk/application/common/tizen/signature_validator.h"
  16 #endif
  17
  18 namespace xwalk {
  19 namespace application {
  20
  21 namespace {
  22
  23 #if defined(OS_TIZEN)
  24 const char kIdNodeName[] = "application";
  25 #else
  26 const char kIdNodeName[] = "widget";
  27 #endif
  28
  29 }  // namespace
  30
  31 WGTPackage::~WGTPackage() {
  32 }
  33
  34 WGTPackage::WGTPackage(const base::FilePath& path)
  35     : Package(path, Manifest::TYPE_WIDGET) {
  36   if (!base::PathExists(path))
  37     return;
  38   base::FilePath extracted_path;
  39   // FIXME : we should not call 'extract' here!
  40   if (!ExtractToTemporaryDir(&extracted_path))
  41     return;
  42
  43   XmlReader xml;
  44   if (!xml.LoadFile(extracted_path.Append(FILE_PATH_LITERAL("config.xml"))
  45                     .MaybeAsASCII())) {
  46     LOG(ERROR) << "Unable to load WGT package config.xml file.";
  47     return;
  48   }
  49
  50   while (!xml.SkipToElement()) {
  51     if (!xml.Read()) {
  52       LOG(ERROR) << "Unable to read WGT package config.xml file.";
  53       return;
  54     }
  55   }
  56
  57   std::string value;
  58   while (xml.Read()) {
  59     std::string node_name = xml.NodeName();
  60     if (node_name == kIdNodeName) {
  61       xml.NodeAttribute("id", &value);
  62       break;
  63     }
  64   }
  65
  66   if (!value.empty()) {
  67 #if defined(OS_TIZEN)
  68     id_ = value;
  69     is_valid_ = SignatureValidator::Check(extracted_path) !=
  70         SignatureValidator::INVALID;
  71 #else
  72     id_ = GenerateId(value);
  73     is_valid_ = true;
  74 #endif
  75   }
  76   scoped_ptr<base::ScopedFILE> file(
  77       new base::ScopedFILE(base::OpenFile(path, "rb")));
  78
  79   file_ = file.Pass();
  80 }
  81
  82 }  // namespace application
  83 }  // namespace xwalk