326 lines
9.3 KiB
Kotlin
326 lines
9.3 KiB
Kotlin
package jp.juggler.util
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import android.content.ContentResolver
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import android.content.Context
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import android.content.Intent
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import android.net.Uri
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import android.os.Build
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import android.provider.OpenableColumns
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import android.webkit.MimeTypeMap
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import org.apache.commons.io.IOUtils
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import java.io.ByteArrayOutputStream
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import java.io.InputStream
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import java.util.*
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// internal object StorageUtils{
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//
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// private val log = LogCategory("StorageUtils")
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//
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// private const val PATH_TREE = "tree"
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// private const val PATH_DOCUMENT = "document"
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//
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// internal class FileInfo(any_uri : String?) {
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//
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// var uri : Uri? = null
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// private var mime_type : String? = null
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//
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// init {
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// if(any_uri != null) {
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// uri = if(any_uri.startsWith("/")) {
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// Uri.fromFile(File(any_uri))
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// } else {
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// any_uri.toUri()
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// }
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// val ext = MimeTypeMap.getFileExtensionFromUrl(any_uri)
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// if(ext != null) {
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// mime_type = MimeTypeMap.getSingleton().getMimeTypeFromExtension(ext.toLowerCase(Locale.JAPAN))
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// }
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// }
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// }
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// }
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//
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// private fun getSecondaryStorageVolumesMap(context : Context) : Map<String, String> {
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// val result = HashMap<String, String>()
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// try {
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// val sm = context.applicationContext.getSystemService(Context.STORAGE_SERVICE) as? StorageManager
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// if(sm == null) {
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// log.e("can't get StorageManager")
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// } else {
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//
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// // SDカードスロットのある7.0端末が手元にないから検証できない
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// // if( Build.VERSION.SDK_INT >= Build.VERSION_CODES.N ){
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// // for(StorageVolume volume : sm.getStorageVolumes() ){
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// // // String path = volume.getPath();
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// // String state = volume.getState();
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// //
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// // }
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// // }
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//
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// val getVolumeList = sm.javaClass.getMethod("getVolumeList")
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// val volumes = getVolumeList.invoke(sm)
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// log.d("volumes type=%s", volumes.javaClass)
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//
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// if(volumes is ArrayList<*>) {
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// //
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// for(volume in volumes) {
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// val volume_clazz = volume.javaClass
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//
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// val path = volume_clazz.getMethod("getPath").invoke(volume) as? String
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// val state = volume_clazz.getMethod("getState").invoke(volume) as? String
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// if(path != null && state == "mounted") {
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// //
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// val isPrimary = volume_clazz.getMethod("isPrimary").invoke(volume) as? Boolean
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// if(isPrimary == true) result["primary"] = path
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// //
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// val uuid = volume_clazz.getMethod("getUuid").invoke(volume) as? String
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// if(uuid != null) result[uuid] = path
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// }
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// }
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// }
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// }
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// } catch(ex : Throwable) {
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// log.trace(ex)
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// }
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//
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// return result
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// }
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//
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// private fun isExternalStorageDocument(uri : Uri) : Boolean {
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// return "com.android.externalstorage.documents" == uri.authority
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// }
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//
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// private fun getDocumentId(documentUri : Uri) : String {
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// val paths = documentUri.pathSegments
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// if(paths.size >= 2 && PATH_DOCUMENT == paths[0]) {
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// // document
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// return paths[1]
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// }
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// if(paths.size >= 4 && PATH_TREE == paths[0]
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// && PATH_DOCUMENT == paths[2]) {
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// // document in tree
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// return paths[3]
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// }
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// if(paths.size >= 2 && PATH_TREE == paths[0]) {
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// // tree
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// return paths[1]
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// }
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// throw IllegalArgumentException("Invalid URI: $documentUri")
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// }
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// fun getFile(context : Context, path : String) : File? {
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// try {
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// if(path.startsWith("/")) return File(path)
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// val uri = path.toUri()
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// if("file" == uri.scheme) return File(uri.path!!)
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//
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// // if( Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT )
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// run {
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// if(isExternalStorageDocument(uri)) {
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// try {
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// val docId = getDocumentId(uri)
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// val split = docId.split(":".toRegex()).dropLastWhile { it.isEmpty() }.toTypedArray()
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// if(split.size >= 2) {
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// val uuid = split[0]
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// if("primary".equals(uuid, ignoreCase = true)) {
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// return File(Environment.getExternalStorageDirectory().toString() + "/" + split[1])
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// } else {
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// val volume_map =
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// getSecondaryStorageVolumesMap(
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// context
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// )
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// val volume_path = volume_map[uuid]
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// if(volume_path != null) {
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// return File(volume_path + "/" + split[1])
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// }
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// }
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// }
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// } catch(ex : Throwable) {
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// log.trace(ex)
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// }
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//
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// }
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// }
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// // MediaStore Uri
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// context.contentResolver.query(uri, null, null, null, null)?.use { cursor ->
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// if(cursor.moveToFirst()) {
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// val col_count = cursor.columnCount
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// for(i in 0 until col_count) {
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// val type = cursor.getType(i)
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// if(type != Cursor.FIELD_TYPE_STRING) continue
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// val name = cursor.getColumnName(i)
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// val value = cursor.getStringOrNull(i)
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// if(value != null && value.isNotEmpty() && "filePath" == name) return File(value)
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// }
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// }
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// }
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// } catch(ex : Throwable) {
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// log.trace(ex)
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// }
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//
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// return null
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// }
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//
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//
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//
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//}
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private const val MIME_TYPE_APPLICATION_OCTET_STREAM = "application/octet-stream"
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private val mimeTypeExMap : HashMap<String, String> by lazy {
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val map = HashMap<String, String>()
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map["BDM"] = "application/vnd.syncml.dm+wbxml"
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map["DAT"] = ""
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map["TID"] = ""
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map["js"] = "text/javascript"
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map["sh"] = "application/x-sh"
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map["lua"] = "text/x-lua"
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map
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}
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@Suppress("unused")
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fun getMimeType(log : LogCategory?, src : String) : String {
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var ext = MimeTypeMap.getFileExtensionFromUrl(src)
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if(ext != null && ext.isNotEmpty()) {
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ext = ext.lowercase()
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//
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var mime_type : String? = MimeTypeMap.getSingleton().getMimeTypeFromExtension(ext)
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if(mime_type?.isNotEmpty() == true) return mime_type
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//
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mime_type = mimeTypeExMap[ext]
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if(mime_type?.isNotEmpty() == true) return mime_type
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// 戻り値が空文字列の場合とnullの場合があり、空文字列の場合は既知なのでログ出力しない
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if(mime_type == null && log != null) {
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log.w("getMimeType(): unknown file extension '%s'", ext)
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}
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}
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return MIME_TYPE_APPLICATION_OCTET_STREAM
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}
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fun getDocumentName(contentResolver : ContentResolver, uri : Uri) : String {
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val errorName = "no_name"
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return contentResolver.query(uri, null, null, null, null, null)
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?.use { cursor ->
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return if(! cursor.moveToFirst()) {
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errorName
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} else {
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cursor.getStringOrNull(OpenableColumns.DISPLAY_NAME) ?: errorName
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}
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}
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?: errorName
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}
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fun getStreamSize(bClose : Boolean, inStream : InputStream) : Long {
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try {
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var size = 0L
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while(true) {
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val r = IOUtils.skip(inStream, 16384)
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if(r <= 0) break
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size += r
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}
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return size
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} finally {
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@Suppress("DEPRECATION")
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if(bClose) IOUtils.closeQuietly(inStream)
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}
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}
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//fun File.loadByteArray() : ByteArray {
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// val size = this.length().toInt()
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// val data = ByteArray(size)
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// FileInputStream(this).use { inStream ->
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// val nRead = 0
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// while(nRead < size) {
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// val delta = inStream.read(data, nRead, size - nRead)
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// if(delta <= 0) break
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// }
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// return data
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// }
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//}
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fun Context.loadRawResource(resId : Int) : ByteArray {
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resources.openRawResource(resId).use { inStream ->
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val bao = ByteArrayOutputStream(inStream.available())
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IOUtils.copy(inStream, bao)
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return bao.toByteArray()
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}
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}
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fun intentOpenDocument(mimeType : String) : Intent {
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val intent = Intent(Intent.ACTION_OPEN_DOCUMENT)
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intent.addCategory(Intent.CATEGORY_OPENABLE)
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intent.type = mimeType // "image/*"
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return intent
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}
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fun intentGetContent(
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allowMultiple : Boolean,
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caption : String,
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mimeTypes : Array<out String>
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) : Intent {
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val intent = Intent(Intent.ACTION_GET_CONTENT)
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intent.addCategory(Intent.CATEGORY_OPENABLE)
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if(allowMultiple) {
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// EXTRA_ALLOW_MULTIPLE は API 18 (4.3)以降。ACTION_GET_CONTENT でも ACTION_OPEN_DOCUMENT でも指定できる
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intent.putExtra(Intent.EXTRA_ALLOW_MULTIPLE, true)
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}
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// EXTRA_MIME_TYPES は API 19以降。ACTION_GET_CONTENT でも ACTION_OPEN_DOCUMENT でも指定できる
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intent.putExtra("android.intent.extra.MIME_TYPES", mimeTypes)
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intent.type = when {
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mimeTypes.size == 1 -> mimeTypes[0]
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// On Android 6.0 and above using "video/* image/" or "image/ video/*" type doesn't work
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// it only recognizes the first filter you specify.
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Build.VERSION.SDK_INT >= 23 -> "*/*"
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else -> mimeTypes.joinToString(" ")
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}
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return Intent.createChooser(intent, caption)
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}
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data class GetContentResultEntry(
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val uri : Uri,
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val mimeType : String? = null,
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var time : Long? = null
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)
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// returns list of pair of uri and mime-type.
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fun Intent.handleGetContentResult(contentResolver : ContentResolver) : ArrayList<GetContentResultEntry> {
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val urlList = ArrayList<GetContentResultEntry>()
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// 単一選択
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this.data?.let {
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urlList.add(GetContentResultEntry(it, this.type))
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}
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// 複数選択
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val cd = this.clipData
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if(cd != null) {
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for(i in 0 until cd.itemCount) {
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cd.getItemAt(i)?.uri?.let { uri ->
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if(null == urlList.find { it.uri == uri }) {
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urlList.add(GetContentResultEntry(uri))
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}
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}
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}
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}
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urlList.forEach {
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try {
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contentResolver.takePersistableUriPermission(
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it.uri,
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Intent.FLAG_GRANT_READ_URI_PERMISSION
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)
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} catch(_ : Throwable) {
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}
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}
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return urlList
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}
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