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Refactor Utils.getSHA1 to produce SHA1 output instead of bool

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This commit is contained in:
misaochan 2016-12-14 16:05:23 +13:00
parent 70417d6a39
commit d2982845ff
2 changed files with 43 additions and 2 deletions
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37
app/src/main/java/fr/free/nrw/commons/Utils.java
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@ -45,6 +45,43 @@ public class Utils {
private static final String TAG = Utils.class.getName();
public static String getSHA1(InputStream is) {
MessageDigest digest;
try {
digest = MessageDigest.getInstance("SHA1");
} catch (NoSuchAlgorithmException e) {
Log.e(TAG, "Exception while getting Digest", e);
return "";
}
byte[] buffer = new byte[8192];
int read;
try {
while ((read = is.read(buffer)) > 0) {
digest.update(buffer, 0, read);
}
byte[] md5sum = digest.digest();
BigInteger bigInt = new BigInteger(1, md5sum);
String output = bigInt.toString(16);
// Fill to 40 chars
output = String.format("%40s", output).replace(' ', '0');
Log.i(TAG, "Generated: " + output);
return output;
} catch (IOException e) {
Log.e(TAG, "IO Exception", e);
return "";
} finally {
try {
is.close();
} catch (IOException e) {
Log.e(TAG, "Exception on closing MD5 input stream", e);
}
}
}
public static boolean testSHA1(String sha1, InputStream is) {
MessageDigest digest;
try {

8
app/src/main/java/fr/free/nrw/commons/upload/ShareActivity.java
View file

@ -249,8 +249,12 @@ public class ShareActivity
//FIXME: Replace hardcoded string with call to Commons API instead (use TitleCategories.java as template)
// https://commons.wikimedia.org/w/api.php?action=query&list=allimages&aisha1=801957214aba50cb63bb6eb1b0effa50188900ba
boolean sha1Bool = Utils.testSHA1("801957214aba50cb63bb6eb1b0effa50188900ba", inputStream);
Log.d(TAG, "SHA1Bool returns " + sha1Bool);
String fileSHA1 = Utils.getSHA1(inputStream);
String debugSHA1 = "801957214aba50cb63bb6eb1b0effa50188900ba";
boolean fileSHA1Found = fileSHA1.equals(debugSHA1);
Log.d(TAG, "SHA1Bool returns " + fileSHA1Found);
} catch (IOException e) {
Log.d(TAG, "IO Exception: ", e);