/// <summary>
/// Try to load a bitmap from file.
/// Returns null when that was not possible.
/// </summary>
private static Image LoadBitmap(ApkFile apk, string fileName)
{
var data = apk.Load(fileName);
if (data == null)
return null;
return Image.FromStream(new MemoryStream(data));
}
/// <summary>
/// Load a resources table from the given apk.
/// </summary>
private static Table CreateResourcesArsc(ApkFile apkFile)
{
var data = (apkFile != null) ? apkFile.Load("resources.arsc") : null;
if (data == null)
return null;
return new Table(new MemoryStream(data));
}
/// <summary>
/// Create an layout.xml parser for the data in the given framework folder.
/// </summary>
private static LayoutXmlParser CreateLayoutXmlParser(ApkFile apkFile)
{
var data = (apkFile != null) ? apkFile.Load("layout.xml") : null;
if (data == null)
return new LayoutXmlParser(null);
return new LayoutXmlParser(new MemoryStream(data));
}
/// <summary>
/// Create an attrs.xml parser for the data in the given framework folder.
/// </summary>
private static AttrsXmlParser CreateAttrXmlParser(ApkFile apkFile)
{
var data = (apkFile != null) ? apkFile.Load("attrs.xml") : null;
if (data == null)
return new AttrsXmlParser(null);
return new AttrsXmlParser(new MemoryStream(data));
}
/// <summary>
/// Compile the given resources into a suitable output folder.
/// </summary>
internal bool Compile(List<Tuple<string, ResourceType>> resources, List<string> appWidgetProviderCodeFiles, List<string> references, List<string> referenceFolders, string baseApkPath)
{
// Remove temp folder
if (Directory.Exists(tempFolder))
{
Directory.Delete(tempFolder, true);
}
// Ensure temp\res folder exists
var resFolder = Path.Combine(tempFolder, "res");
Directory.CreateDirectory(resFolder);
var tempApkPath = Path.Combine(tempFolder, "temp.apk");
// Compile each resource
foreach (var resource in resources.Where(x => x.Item2 != ResourceType.Manifest))
{
CopyResourceToFolder(tempFolder, resource.Item1, resource.Item2);
}
// Extract resources out of library project references
var resolver = new AssemblyResolver(referenceFolders, null, null);
foreach (var path in references)
{
ExtractLibraryProjectResources(resFolder, path, resolver);
}
// Select manifest path
var manifestPath = resources.Where(x => x.Item2 == ResourceType.Manifest).Select(x => x.Item1).FirstOrDefault();
// Ensure files exists for the appwidgetproviders
CreateAppWidgetProviderFiles(tempFolder, manifestPath, appWidgetProviderCodeFiles);
// Create system ID's resource
CreateSystemIdsResource(tempFolder);
// Run aapt
var args = new[] {
"p",
"-f",
"-S",
resFolder,
"-M",
GetManifestPath(tempFolder, manifestPath, packageName),
"-I",
baseApkPath,
"-F",
tempApkPath
};
var runner = new ProcessRunner(Locations.Aapt, args);
var exitCode = runner.Run();
if (exitCode != 0)
{
ProcessAaptErrors(runner.Output, tempFolder, resources);
return false;
}
// Unpack compiled resources to base folder.
Table resourceTable = null;
using (var apk = new ApkFile(tempApkPath))
{
foreach (var name in apk.FileNames)
{
// Extract
var data = apk.Load(name);
// Save
var path = Path.Combine(baseFolder, name);
Directory.CreateDirectory(Path.GetDirectoryName(path));
File.WriteAllBytes(path, data);
// Is resource table? yes -> load it
if (name == "resources.arsc")
{
resourceTable = new Table(new MemoryStream(data));
}
}
}
// Create R.cs
if (!string.IsNullOrEmpty(generatedCodeFolder))
{
var codeBuilder = new CreateResourceIdsCode(resourceTable, resources, valuesResourceProcessor.StyleableDeclarations);
codeBuilder.Generate(generatedCodeFolder, packageName, generatedCodeNamespace, generatedCodeLanguage, lastModified);
}
// Create resource type usage info file
if (!string.IsNullOrEmpty(resourceTypeUsageInformationPath))
{
// Ensure folder exists
var folder = Path.GetDirectoryName(resourceTypeUsageInformationPath);
if (!Directory.Exists(folder))
Directory.CreateDirectory(folder);
// Create file
File.WriteAllLines(resourceTypeUsageInformationPath, layoutProcessor.CustomClassNames);
}
return true;
}
private DexLookup LoadDex()
{
var apk = new ApkFile(_apkPath);
var dex = apk.Load("classes.dex");
return new DexLookup(Dex.Read(new MemoryStream(dex)));
}
