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AAR-232: (android) Camera plugin code cleanup - Part #2 #425

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Mar 1, 2019
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AAR-232: (android) Camera plugin code cleanup - Part #2 #425

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104 changes: 49 additions & 55 deletions src/android/CameraLauncher.java
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Original file line number Diff line number Diff line change
Expand Up @@ -18,34 +18,13 @@ Licensed to the Apache Software Foundation (ASF) under one
*/
package org.apache.cordova.camera;

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Organizing imports

import java.io.ByteArrayOutputStream;
import java.io.File;
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.text.SimpleDateFormat;
import java.util.Date;

import org.apache.cordova.BuildHelper;
import org.apache.cordova.CallbackContext;
import org.apache.cordova.CordovaPlugin;
import org.apache.cordova.CordovaResourceApi;
import org.apache.cordova.LOG;
import org.apache.cordova.PermissionHelper;
import org.apache.cordova.PluginResult;
import org.json.JSONArray;
import org.json.JSONException;

import android.Manifest;
import android.annotation.TargetApi;
import android.app.Activity;
import android.content.ActivityNotFoundException;
import android.content.ContentValues;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.graphics.Bitmap.CompressFormat;
Expand All @@ -55,16 +34,31 @@ Licensed to the Apache Software Foundation (ASF) under one
import android.media.MediaScannerConnection;
import android.media.MediaScannerConnection.MediaScannerConnectionClient;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.provider.DocumentsContract;
import android.provider.MediaStore;
import android.provider.OpenableColumns;
import android.support.v4.content.FileProvider;
import android.util.Base64;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;

import org.apache.cordova.BuildHelper;
import org.apache.cordova.CallbackContext;
import org.apache.cordova.CordovaPlugin;
import org.apache.cordova.LOG;
import org.apache.cordova.PermissionHelper;
import org.apache.cordova.PluginResult;
import org.json.JSONArray;
import org.json.JSONException;

import java.io.ByteArrayOutputStream;
import java.io.File;
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.text.SimpleDateFormat;
import java.util.Date;

/**
* This class launches the camera view, allows the user to take a picture, closes the camera view,
Expand All @@ -87,13 +81,19 @@ public class CameraLauncher extends CordovaPlugin implements MediaScannerConnect

private static final int JPEG = 0; // Take a picture of type JPEG
private static final int PNG = 1; // Take a picture of type PNG
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Organizing hard coded literal strings.

private static final String JPEG_EXTENSION = ".jpg";
private static final String PNG_EXTENSION = ".png";
private static final String JPEG_TYPE = "jpg";
private static final String PNG_TYPE = "png";
private static final String JPEG_EXTENSION = "." + JPEG_TYPE;
private static final String PNG_EXTENSION = "." + PNG_TYPE;
private static final String PNG_MIME_TYPE = "image/png";
private static final String JPEG_MIME_TYPE = "image/jpeg";
private static final String GET_PICTURE = "Get Picture";
private static final String GET_VIDEO = "Get Video";
private static final String GET_All = "Get All";
private static final String CROPPED_URI_KEY = "croppedUri";
private static final String IMAGE_URI_KEY = "imageUri";

private static final String TAKE_PICTURE_ACTION = "takePicture";

public static final int PERMISSION_DENIED_ERROR = 20;
public static final int TAKE_PIC_SEC = 0;
Expand Down Expand Up @@ -147,7 +147,7 @@ public boolean execute(String action, JSONArray args, CallbackContext callbackCo
this.applicationId = preferences.getString("applicationId", this.applicationId);


if (action.equals("takePicture")) {
if (action.equals(TAKE_PICTURE_ACTION)) {
this.srcType = CAMERA;
this.destType = FILE_URI;
this.saveToPhotoAlbum = false;
Expand Down Expand Up @@ -312,7 +312,6 @@ public void takePicture(int returnType, int encodingType)
PackageManager mPm = this.cordova.getActivity().getPackageManager();
if(intent.resolveActivity(mPm) != null)
{

this.cordova.startActivityForResult((CordovaPlugin) this, intent, (CAMERA + 1) * 16 + returnType + 1);
}
else
Expand Down Expand Up @@ -358,7 +357,6 @@ private File createCaptureFile(int encodingType, String fileName) {
}



/**
* Get image from photo library.
*
Expand Down Expand Up @@ -640,7 +638,7 @@ private String outputModifiedBitmap(Bitmap bitmap, Uri uri) throws IOException {
// Get filename from uri
String fileName = realPath != null ?
realPath.substring(realPath.lastIndexOf('/') + 1) :
"modified." + (this.encodingType == JPEG ? "jpg" : "png");
"modified." + (this.encodingType == JPEG ? JPEG_TYPE : PNG_TYPE);

String timeStamp = new SimpleDateFormat(TIME_FORMAT).format(new Date());
//String fileName = "IMG_" + timeStamp + (this.encodingType == JPEG ? ".jpg" : ".png");
Expand Down Expand Up @@ -1348,11 +1346,11 @@ public Bundle onSaveInstanceState() {
state.putBoolean("saveToPhotoAlbum", this.saveToPhotoAlbum);

if (this.croppedUri != null) {
state.putString("croppedUri", this.croppedUri.toString());
state.putString(CROPPED_URI_KEY, this.croppedUri.toString());
}

if (this.imageUri != null) {
state.putString("imageUri", this.imageUri.getFileUri().toString());
state.putString(IMAGE_URI_KEY, this.imageUri.getFileUri().toString());
}

return state;
Expand All @@ -1371,38 +1369,34 @@ public void onRestoreStateForActivityResult(Bundle state, CallbackContext callba
this.correctOrientation = state.getBoolean("correctOrientation");
this.saveToPhotoAlbum = state.getBoolean("saveToPhotoAlbum");

if (state.containsKey("croppedUri")) {
this.croppedUri = Uri.parse(state.getString("croppedUri"));
if (state.containsKey(CROPPED_URI_KEY)) {
this.croppedUri = Uri.parse(state.getString(CROPPED_URI_KEY));
}

if (state.containsKey("imageUri")) {
if (state.containsKey(IMAGE_URI_KEY)) {
//I have no idea what type of URI is being passed in
this.imageUri = new CordovaUri(Uri.parse(state.getString("imageUri")));
this.imageUri = new CordovaUri(Uri.parse(state.getString(IMAGE_URI_KEY)));
}

this.callbackContext = callbackContext;
}

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Fixing mis-formatted comment.

/*
* This is dirty, but it does the job.
*
* Since the FilesProvider doesn't really provide you a way of getting a URL from the file,
* and since we actually need the Camera to create the file for us most of the time, we don't
* actually write the file, just generate the location based on a timestamp, we need to get it
* back from the Intent.
*
* However, the FilesProvider preserves the path, so we can at least write to it from here, since
* we own the context in this case.
*/

/*
* This is dirty, but it does the job.
*
* Since the FilesProvider doesn't really provide you a way of getting a URL from the file,
* and since we actually need the Camera to create the file for us most of the time, we don't
* actually write the file, just generate the location based on a timestamp, we need to get it
* back from the Intent.
*
* However, the FilesProvider preserves the path, so we can at least write to it from here, since
* we own the context in this case.
*/
private String getFileNameFromUri(Uri uri) {
String fullUri = uri.toString();
String partial_path = fullUri.split("external_files")[1];
File external_storage = Environment.getExternalStorageDirectory();
String path = external_storage.getAbsolutePath() + partial_path;
return path;

}


}