Updated Branches: refs/heads/dev 73a8604dd -> 885d8a01a
[CB-4763] Copy FileHelper.java into the plugin. Project: http://git-wip-us.apache.org/repos/asf/cordova-plugin-file/repo Commit: http://git-wip-us.apache.org/repos/asf/cordova-plugin-file/commit/885d8a01 Tree: http://git-wip-us.apache.org/repos/asf/cordova-plugin-file/tree/885d8a01 Diff: http://git-wip-us.apache.org/repos/asf/cordova-plugin-file/diff/885d8a01 Branch: refs/heads/dev Commit: 885d8a01ad42c5fd33c6d4883cb779ddd5592c0c Parents: 73a8604 Author: Andrew Grieve <[email protected]> Authored: Mon Sep 9 15:08:04 2013 -0400 Committer: Andrew Grieve <[email protected]> Committed: Mon Sep 9 15:33:33 2013 -0400 ---------------------------------------------------------------------- plugin.xml | 1 + src/android/FileHelper.java | 162 +++++++++++++++++++++++++++++++++++++++ src/android/FileUtils.java | 1 - 3 files changed, 163 insertions(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/cordova-plugin-file/blob/885d8a01/plugin.xml ---------------------------------------------------------------------- diff --git a/plugin.xml b/plugin.xml index f08ca60..367e419 100644 --- a/plugin.xml +++ b/plugin.xml @@ -95,6 +95,7 @@ xmlns:android="http://schemas.android.com/apk/res/android"; <source-file src="src/android/NoModificationAllowedException.java" target-dir="src/org/apache/cordova/file" /> <source-file src="src/android/TypeMismatchException.java" target-dir="src/org/apache/cordova/file" /> <source-file src="src/android/FileUtils.java" target-dir="src/org/apache/cordova/file" /> + <source-file src="src/android/FileHelper.java" target-dir="src/org/apache/cordova/file" /> </platform> <!-- ios --> http://git-wip-us.apache.org/repos/asf/cordova-plugin-file/blob/885d8a01/src/android/FileHelper.java ---------------------------------------------------------------------- diff --git a/src/android/FileHelper.java b/src/android/FileHelper.java new file mode 100644 index 0000000..b266444 --- /dev/null +++ b/src/android/FileHelper.java @@ -0,0 +1,162 @@ +/* + Licensed to the Apache Software Foundation (ASF) under one + or more contributor license agreements. See the NOTICE file + distributed with this work for additional information + regarding copyright ownership. The ASF licenses this file + to you under the Apache License, Version 2.0 (the + "License"); you may not use this file except in compliance + with the License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, + software distributed under the License is distributed on an + "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + KIND, either express or implied. See the License for the + specific language governing permissions and limitations + under the License. + */ +package org.apache.cordova.file; + +import android.database.Cursor; +import android.net.Uri; +import android.webkit.MimeTypeMap; + +import org.apache.cordova.CordovaInterface; +import org.apache.cordova.LOG; + +import java.io.FileInputStream; +import java.io.FileNotFoundException; +import java.io.FileOutputStream; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.nio.charset.Charset; +import java.util.Locale; + +public class FileHelper { + private static final String LOG_TAG = "FileUtils"; + private static final String _DATA = "_data"; + + /** + * Returns the real path of the given URI string. + * If the given URI string represents a content:// URI, the real path is retrieved from the media store. + * + * @param uriString the URI string of the audio/image/video + * @param cordova the current application context + * @return the full path to the file + */ + @SuppressWarnings("deprecation") + public static String getRealPath(String uriString, CordovaInterface cordova) { + String realPath = null; + + if (uriString.startsWith("content://")) { + String[] proj = { _DATA }; + Cursor cursor = cordova.getActivity().managedQuery(Uri.parse(uriString), proj, null, null, null); + int column_index = cursor.getColumnIndexOrThrow(_DATA); + cursor.moveToFirst(); + realPath = cursor.getString(column_index); + if (realPath == null) { + LOG.e(LOG_TAG, "Could get real path for URI string %s", uriString); + } + } else if (uriString.startsWith("file://")) { + realPath = uriString.substring(7); + if (realPath.startsWith("/android_asset/")) { + LOG.e(LOG_TAG, "Cannot get real path for URI string %s because it is a file:///android_asset/ URI.", uriString); + realPath = null; + } + } else { + realPath = uriString; + } + + return realPath; + } + + /** + * Returns the real path of the given URI. + * If the given URI is a content:// URI, the real path is retrieved from the media store. + * + * @param uri the URI of the audio/image/video + * @param cordova the current application context + * @return the full path to the file + */ + public static String getRealPath(Uri uri, CordovaInterface cordova) { + return FileHelper.getRealPath(uri.toString(), cordova); + } + + /** + * Returns an input stream based on given URI string. + * + * @param uriString the URI string from which to obtain the input stream + * @param cordova the current application context + * @return an input stream into the data at the given URI or null if given an invalid URI string + * @throws IOException + */ + public static InputStream getInputStreamFromUriString(String uriString, CordovaInterface cordova) throws IOException { + if (uriString.startsWith("content")) { + Uri uri = Uri.parse(uriString); + return cordova.getActivity().getContentResolver().openInputStream(uri); + } else if (uriString.startsWith("file://")) { + int question = uriString.indexOf("?"); + if (question > -1) { + uriString = uriString.substring(0,question); + } + if (uriString.startsWith("file:///android_asset/")) { + Uri uri = Uri.parse(uriString); + String relativePath = uri.getPath().substring(15); + return cordova.getActivity().getAssets().open(relativePath); + } else { + return new FileInputStream(getRealPath(uriString, cordova)); + } + } else { + return new FileInputStream(getRealPath(uriString, cordova)); + } + } + + /** + * Removes the "file://" prefix from the given URI string, if applicable. + * If the given URI string doesn't have a "file://" prefix, it is returned unchanged. + * + * @param uriString the URI string to operate on + * @return a path without the "file://" prefix + */ + public static String stripFileProtocol(String uriString) { + if (uriString.startsWith("file://")) { + uriString = uriString.substring(7); + } + return uriString; + } + + public static String getMimeTypeForExtension(String path) { + String extension = path; + int lastDot = extension.lastIndexOf('.'); + if (lastDot != -1) { + extension = extension.substring(lastDot + 1); + } + // Convert the URI string to lower case to ensure compatibility with MimeTypeMap (see CB-2185). + extension = extension.toLowerCase(Locale.getDefault()); + if (extension.equals("3ga")) { + return "audio/3gpp"; + } + return MimeTypeMap.getSingleton().getMimeTypeFromExtension(extension); + } + + /** + * Returns the mime type of the data specified by the given URI string. + * + * @param uriString the URI string of the data + * @return the mime type of the specified data + */ + public static String getMimeType(String uriString, CordovaInterface cordova) { + String mimeType = null; + + Uri uri = Uri.parse(uriString); + if (uriString.startsWith("content://")) { + mimeType = cordova.getActivity().getContentResolver().getType(uri); + } else { + mimeType = getMimeTypeForExtension(uri.getPath()); + } + + return mimeType; + } +} http://git-wip-us.apache.org/repos/asf/cordova-plugin-file/blob/885d8a01/src/android/FileUtils.java ---------------------------------------------------------------------- diff --git a/src/android/FileUtils.java b/src/android/FileUtils.java index a42b9cc..6f3bc89 100755 --- a/src/android/FileUtils.java +++ b/src/android/FileUtils.java @@ -29,7 +29,6 @@ import org.apache.cordova.CallbackContext; import org.apache.cordova.CordovaPlugin; import org.apache.cordova.PluginResult; import org.apache.cordova.DirectoryManager; -import org.apache.cordova.FileHelper; import org.json.JSONArray; import org.json.JSONException;
