convert some more classes to kotlin
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974a846185
@ -1,47 +1,52 @@
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package awais.instagrabber.utils;
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package awais.instagrabber.utils
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import android.util.Base64;
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import android.util.Base64
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import java.security.GeneralSecurityException
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import java.security.InvalidAlgorithmParameterException
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import java.security.InvalidKeyException
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import java.security.NoSuchAlgorithmException
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import javax.crypto.BadPaddingException
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import javax.crypto.Cipher
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import javax.crypto.IllegalBlockSizeException
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import javax.crypto.NoSuchPaddingException
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import javax.crypto.spec.IvParameterSpec
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import javax.crypto.spec.SecretKeySpec
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import androidx.annotation.NonNull;
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import java.security.GeneralSecurityException;
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import java.security.InvalidAlgorithmParameterException;
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import java.security.InvalidKeyException;
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import java.security.NoSuchAlgorithmException;
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import javax.crypto.BadPaddingException;
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import javax.crypto.Cipher;
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import javax.crypto.IllegalBlockSizeException;
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import javax.crypto.NoSuchPaddingException;
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import javax.crypto.spec.IvParameterSpec;
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import javax.crypto.spec.SecretKeySpec;
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public final class PasswordUtils {
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private static final String cipherAlgo = "AES";
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private static final String cipherTran = "AES/CBC/PKCS5Padding";
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public static byte[] dec(final String encrypted, final byte[] keyValue) throws Exception {
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try {
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final Cipher cipher = Cipher.getInstance(cipherTran);
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final SecretKeySpec secretKey = new SecretKeySpec(keyValue, cipherAlgo);
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cipher.init(Cipher.DECRYPT_MODE, secretKey, new IvParameterSpec(new byte[16]));
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return cipher.doFinal(Base64.decode(encrypted, Base64.DEFAULT | Base64.NO_PADDING | Base64.NO_WRAP));
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} catch (NoSuchAlgorithmException | NoSuchPaddingException | InvalidAlgorithmParameterException | InvalidKeyException | BadPaddingException | IllegalBlockSizeException e) {
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throw new IncorrectPasswordException(e);
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object PasswordUtils {
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private const val cipherAlgo = "AES"
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private const val cipherTran = "AES/CBC/PKCS5Padding"
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@JvmStatic
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@Throws(Exception::class)
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fun dec(encrypted: String?, keyValue: ByteArray?): ByteArray {
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return try {
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val cipher = Cipher.getInstance(cipherTran)
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val secretKey = SecretKeySpec(keyValue, cipherAlgo)
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cipher.init(Cipher.DECRYPT_MODE, secretKey, IvParameterSpec(ByteArray(16)))
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cipher.doFinal(Base64.decode(encrypted, Base64.DEFAULT or Base64.NO_PADDING or Base64.NO_WRAP))
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} catch (e: NoSuchAlgorithmException) {
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throw IncorrectPasswordException(e)
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} catch (e: NoSuchPaddingException) {
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throw IncorrectPasswordException(e)
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} catch (e: InvalidAlgorithmParameterException) {
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throw IncorrectPasswordException(e)
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} catch (e: InvalidKeyException) {
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throw IncorrectPasswordException(e)
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} catch (e: BadPaddingException) {
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throw IncorrectPasswordException(e)
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} catch (e: IllegalBlockSizeException) {
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throw IncorrectPasswordException(e)
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}
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}
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public static byte[] enc(@NonNull final String str, final byte[] keyValue) throws Exception {
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final Cipher cipher = Cipher.getInstance(cipherTran);
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final SecretKeySpec secretKey = new SecretKeySpec(keyValue, cipherAlgo);
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cipher.init(Cipher.ENCRYPT_MODE, secretKey, new IvParameterSpec(new byte[16]));
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final byte[] bytes = cipher.doFinal(str.getBytes());
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return Base64.encode(bytes, Base64.DEFAULT | Base64.NO_PADDING | Base64.NO_WRAP);
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@JvmStatic
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@Throws(Exception::class)
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fun enc(str: String, keyValue: ByteArray?): ByteArray {
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val cipher = Cipher.getInstance(cipherTran)
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val secretKey = SecretKeySpec(keyValue, cipherAlgo)
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cipher.init(Cipher.ENCRYPT_MODE, secretKey, IvParameterSpec(ByteArray(16)))
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val bytes = cipher.doFinal(str.toByteArray())
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return Base64.encode(bytes, Base64.DEFAULT or Base64.NO_PADDING or Base64.NO_WRAP)
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}
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public static class IncorrectPasswordException extends Exception {
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public IncorrectPasswordException(final GeneralSecurityException e) {
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super(e);
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}
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}
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class IncorrectPasswordException(e: GeneralSecurityException?) : Exception(e)
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}
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@ -1,122 +1,75 @@
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package awais.instagrabber.utils;
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package awais.instagrabber.utils
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import android.content.Context;
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import android.text.SpannableString;
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import android.text.format.DateFormat;
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import android.text.format.DateUtils;
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import android.text.style.URLSpan;
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import android.util.Patterns;
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import android.content.Context
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import android.text.format.DateFormat
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import android.text.format.DateUtils
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import android.util.Patterns
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import java.util.*
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import androidx.annotation.NonNull;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.Date;
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import java.util.List;
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import java.util.Locale;
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import java.util.regex.Matcher;
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import java.util.stream.Collectors;
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public final class TextUtils {
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// extracted from String class
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public static int indexOfChar(@NonNull final CharSequence sequence, final int ch, final int startIndex) {
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final int max = sequence.length();
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if (startIndex < max) {
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if (ch < Character.MIN_SUPPLEMENTARY_CODE_POINT) {
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for (int i = startIndex; i < max; i++) if (sequence.charAt(i) == ch) return i;
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} else if (Character.isValidCodePoint(ch)) {
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final char hi = (char) ((ch >>> 10) + (Character.MIN_HIGH_SURROGATE - (Character.MIN_SUPPLEMENTARY_CODE_POINT >>> 10)));
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final char lo = (char) ((ch & 0x3ff) + Character.MIN_LOW_SURROGATE);
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for (int i = startIndex; i < max; i++)
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if (sequence.charAt(i) == hi && sequence.charAt(i + 1) == lo) return i;
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object TextUtils {
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@JvmStatic
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fun isEmpty(charSequence: CharSequence?): Boolean {
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if (charSequence == null || charSequence.length < 1) return true
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if (charSequence is String) {
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var str = charSequence
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if ("" == str || "null" == str || str.isEmpty()) return true
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str = str.trim { it <= ' ' }
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return "" == str || "null" == str || str.isEmpty()
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}
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}
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return -1;
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return "null".contentEquals(charSequence) || "".contentEquals(charSequence)
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}
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public static CharSequence getSpannableUrl(final String url) {
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if (isEmpty(url)) return url;
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final int httpIndex = url.indexOf("http:");
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final int httpsIndex = url.indexOf("https:");
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if (httpIndex == -1 && httpsIndex == -1) return url;
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final int length = url.length();
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final int startIndex = httpIndex != -1 ? httpIndex : httpsIndex;
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final int spaceIndex = url.indexOf(' ', startIndex + 1);
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final int endIndex = (spaceIndex != -1 ? spaceIndex : length);
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final String extractUrl = url.substring(startIndex, Math.min(length, endIndex));
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final SpannableString spannableString = new SpannableString(url);
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spannableString.setSpan(new URLSpan(extractUrl), startIndex, endIndex, 0);
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return spannableString;
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}
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public static boolean isEmpty(final CharSequence charSequence) {
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if (charSequence == null || charSequence.length() < 1) return true;
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if (charSequence instanceof String) {
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String str = (String) charSequence;
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if ("".equals(str) || "null".equals(str) || str.isEmpty()) return true;
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str = str.trim();
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return "".equals(str) || "null".equals(str) || str.isEmpty();
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}
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return "null".contentEquals(charSequence) || "".contentEquals(charSequence);
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}
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public static String millisToTimeString(final long millis) {
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return millisToTimeString(millis, false);
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}
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public static String millisToTimeString(final long millis, final boolean includeHoursAlways) {
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final int sec = (int) (millis / 1000) % 60;
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int min = (int) (millis / (1000 * 60));
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@JvmStatic
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@JvmOverloads
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fun millisToTimeString(millis: Long, includeHoursAlways: Boolean = false): String {
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val sec = (millis / 1000).toInt() % 60
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var min = (millis / (1000 * 60)).toInt()
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if (min >= 60) {
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min = (int) ((millis / (1000 * 60)) % 60);
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final int hr = (int) ((millis / (1000 * 60 * 60)) % 24);
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return String.format(Locale.ENGLISH, "%02d:%02d:%02d", hr, min, sec);
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min = (millis / (1000 * 60) % 60).toInt()
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val hr = (millis / (1000 * 60 * 60) % 24).toInt()
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return String.format(Locale.ENGLISH, "%02d:%02d:%02d", hr, min, sec)
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}
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if (includeHoursAlways) {
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return String.format(Locale.ENGLISH, "%02d:%02d:%02d", 0, min, sec);
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}
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return String.format(Locale.ENGLISH, "%02d:%02d", min, sec);
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return if (includeHoursAlways) {
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String.format(Locale.ENGLISH, "%02d:%02d:%02d", 0, min, sec)
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} else String.format(Locale.ENGLISH, "%02d:%02d", min, sec)
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}
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public static String getRelativeDateTimeString(final Context context, final long from) {
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final Date now = new Date();
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final Date then = new Date(from);
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int days = daysBetween(from, now.getTime());
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if (days == 0) {
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return DateFormat.getTimeFormat(context).format(then);
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}
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return DateFormat.getDateFormat(context).format(then);
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@JvmStatic
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fun getRelativeDateTimeString(context: Context?, from: Long): String {
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val now = Date()
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val then = Date(from)
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val days = daysBetween(from, now.time)
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return if (days == 0) {
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DateFormat.getTimeFormat(context).format(then)
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} else DateFormat.getDateFormat(context).format(then)
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}
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private static int daysBetween(long d1, long d2) {
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return (int) ((d2 - d1) / DateUtils.DAY_IN_MILLIS);
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private fun daysBetween(d1: Long, d2: Long): Int {
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return ((d2 - d1) / DateUtils.DAY_IN_MILLIS).toInt()
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}
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public static List<String> extractUrls(final String text) {
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if (isEmpty(text)) return Collections.emptyList();
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final Matcher matcher = Patterns.WEB_URL.matcher(text);
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final List<String> urls = new ArrayList<>();
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@JvmStatic
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fun extractUrls(text: String?): List<String> {
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if (isEmpty(text)) return emptyList()
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val matcher = Patterns.WEB_URL.matcher(text)
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val urls: MutableList<String> = ArrayList()
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while (matcher.find()) {
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urls.add(matcher.group());
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urls.add(matcher.group())
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}
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return urls;
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return urls
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}
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// https://github.com/notslang/instagram-id-to-url-segment
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public static long shortcodeToId(final String shortcode) {
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long result = 0L;
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for (int i = 0; i < shortcode.length() && i < 11; i++){
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final char c = shortcode.charAt(i);
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final int k = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_".indexOf(c);
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result = result * 64 + k;
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@JvmStatic
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fun shortcodeToId(shortcode: String): Long {
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var result = 0L
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var i = 0
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while (i < shortcode.length && i < 11) {
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val c = shortcode[i]
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val k = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_".indexOf(c)
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result = result * 64 + k
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i++
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}
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return result;
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return result
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}
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}
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@ -1,74 +0,0 @@
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package awais.instagrabber.utils;
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import androidx.annotation.NonNull;
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import java.io.CharArrayWriter;
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import java.util.BitSet;
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// same as java.net.URLEncoder
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public final class UrlEncoder {
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private static final BitSet dontNeedEncoding = new BitSet(256);
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private static final int caseDiff = ('a' - 'A');
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static {
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int i;
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for (i = 'a'; i <= 'z'; i++) dontNeedEncoding.set(i);
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for (i = 'A'; i <= 'Z'; i++) dontNeedEncoding.set(i);
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for (i = '0'; i <= '9'; i++) dontNeedEncoding.set(i);
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dontNeedEncoding.set(' ');
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dontNeedEncoding.set('-');
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dontNeedEncoding.set('_');
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dontNeedEncoding.set('.');
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dontNeedEncoding.set('*');
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}
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@NonNull
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public static String encodeUrl(@NonNull final String s) {
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final StringBuilder out = new StringBuilder(s.length());
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final CharArrayWriter charArrayWriter = new CharArrayWriter();
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boolean needToChange = false;
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for (int i = 0; i < s.length(); ) {
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int c = s.charAt(i);
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if (dontNeedEncoding.get(c)) {
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if (c == ' ') {
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c = '+';
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needToChange = true;
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}
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out.append((char) c);
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i++;
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} else {
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do {
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charArrayWriter.write(c);
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if (c >= 0xD800 && c <= 0xDBFF && i + 1 < s.length()) {
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final int d = s.charAt(i + 1);
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if (d >= 0xDC00 && d <= 0xDFFF) {
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charArrayWriter.write(d);
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i++;
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}
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}
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i++;
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} while (i < s.length() && !dontNeedEncoding.get(c = s.charAt(i)));
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charArrayWriter.flush();
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final byte[] ba = charArrayWriter.toString().getBytes();
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for (final byte b : ba) {
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out.append('%');
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char ch = Character.forDigit((b >> 4) & 0xF, 16);
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if (Character.isLetter(ch)) ch -= caseDiff;
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out.append(ch);
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ch = Character.forDigit(b & 0xF, 16);
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if (Character.isLetter(ch)) ch -= caseDiff;
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out.append(ch);
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}
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charArrayWriter.reset();
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needToChange = true;
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}
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}
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return (needToChange ? out.toString() : s);
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}
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}
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