Add Proton Pass importer

app/src/main/java/com/beemdevelopment/aegis/importers/DatabaseImporter.java

@@ -44,6 +44,7 @@ public abstract class DatabaseImporter {
         _importers.add(new Definition("Google Authenticator", GoogleAuthImporter.class, R.string.importer_help_google_authenticator, true));
         _importers.add(new Definition("Microsoft Authenticator", MicrosoftAuthImporter.class, R.string.importer_help_microsoft_authenticator, true));
         _importers.add(new Definition("Plain text", GoogleAuthUriImporter.class, R.string.importer_help_plain_text, false));
+        _importers.add(new Definition("Proton Pass", ProtonPassImporter.class, R.string.importer_help_proton_pass, true));
         _importers.add(new Definition("Steam", SteamImporter.class, R.string.importer_help_steam, true));
         _importers.add(new Definition("TOTP Authenticator", TotpAuthenticatorImporter.class, R.string.importer_help_totp_authenticator, true));
         _importers.add(new Definition("WinAuth", WinAuthImporter.class, R.string.importer_help_winauth, false));

app/src/main/java/com/beemdevelopment/aegis/importers/ProtonPassImporter.java

@@ -0,0 +1,155 @@
+package com.beemdevelopment.aegis.importers;
+
+import android.content.Context;
+import android.net.Uri;
+
+import com.beemdevelopment.aegis.otp.GoogleAuthInfo;
+import com.beemdevelopment.aegis.otp.GoogleAuthInfoException;
+import com.beemdevelopment.aegis.vault.VaultEntry;
+import com.beemdevelopment.aegis.vault.VaultGroup;
+import com.topjohnwu.superuser.io.SuFile;
+
+import org.json.JSONArray;
+import org.json.JSONException;
+import org.json.JSONObject;
+import org.json.JSONTokener;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.util.Iterator;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipInputStream;
+
+public class ProtonPassImporter extends DatabaseImporter {
+    public ProtonPassImporter(Context context) {
+        super(context);
+    }
+
+    @Override
+    protected SuFile getAppPath() {
+        throw new UnsupportedOperationException();
+    }
+
+
+    @Override
+    protected State read(InputStream stream, boolean isInternal) throws DatabaseImporterException {
+        // Unzip
+        ZipInputStream zis = new ZipInputStream(stream);
+
+        // Read file from zip
+        ZipEntry zipEntry;
+        try {
+            while((zipEntry = zis.getNextEntry()) != null)
+            {
+                if(!zipEntry.getName().equals("Proton Pass/data.json"))
+                {
+                    continue;
+                }
+
+                // Read file
+                BufferedReader br = new BufferedReader(new InputStreamReader(zis));
+                StringBuilder json = new StringBuilder();
+                String line;
+                while((line = br.readLine()) != null){
+                    json.append(line);
+                }
+                br.close();
+
+                // Parse JSON
+                JSONTokener tokener = new JSONTokener(json.toString());
+                JSONObject jsonObject = new JSONObject(tokener);
+
+                return new State(jsonObject);
+            }
+        }catch (IOException | JSONException e)
+        {
+            throw new DatabaseImporterException(e);
+        }
+
+        //Json not found
+        throw new DatabaseImporterException("Invalid proton zip file");
+    }
+
+    public static class State extends DatabaseImporter.State {
+        private JSONObject _jsonObject;
+
+        private State(JSONObject jsonObject)
+        {
+            super(false);
+            _jsonObject = jsonObject;
+        }
+
+        public Result convert() throws DatabaseImporterException {
+            Result result = new Result();
+
+            try {
+                JSONObject vaults = this._jsonObject.getJSONObject("vaults");
+                Iterator<String> keys = vaults.keys();
+
+                // Iterate over vaults
+                while (keys.hasNext())
+                {
+                    JSONObject vault = vaults.getJSONObject(keys.next());
+                    JSONArray items = vault.getJSONArray("items");
+
+                    //Create a new group
+                    VaultGroup group = new VaultGroup(vault.getString("name"));
+                    result.addGroup(group);
+
+                    // Iterate over items on the vault
+                    for(int j = 0; j < items.length(); j++)
+                    {
+                        JSONObject item = items.getJSONObject(j);
+
+                        try{
+                            VaultEntry entry = this.fromItem(item);
+
+                            if(entry == null)
+                            {
+                                continue;
+                            }
+
+                            entry.addGroup(group.getUUID());
+                            result.addEntry(entry);
+                        }catch (JSONException | GoogleAuthInfoException e)
+                        {
+                            result.addError(new DatabaseImporterEntryException(e, "Can't import " + item.getString("itemId")));
+                        }
+                    }
+                }
+
+                return result;
+            }catch (JSONException e)
+            {
+                throw new DatabaseImporterException(e);
+            }
+        }
+
+        public VaultEntry fromItem(JSONObject item) throws JSONException, GoogleAuthInfoException {
+            JSONObject data = item.getJSONObject("data");
+            JSONObject metadata = data.getJSONObject("metadata");
+            JSONObject content = data.getJSONObject("content");
+
+            //Only login items
+            if(!data.getString("type").equals("login"))
+            {
+                return null;
+            }
+
+
+            String uri = content.getString("totpUri");
+            if(uri.isEmpty())
+            {
+                return null;
+            }
+
+            Uri toptURI = Uri.parse(content.getString("totpUri"));
+
+            GoogleAuthInfo entry = GoogleAuthInfo.parseUri(toptURI);
+
+            return new VaultEntry(entry.getOtpInfo(), metadata.getString("name"), entry.getIssuer());
+        }
+    }
+}

app/src/main/res/values/strings.xml

@@ -506,6 +506,7 @@
     <string name="importer_help_authy">Supply a copy of <b>/data/data/com.authy.authy/shared_prefs/com.authy.storage.tokens.authenticator.xml</b>, located in the internal storage directory of Authy.</string>
     <string name="importer_help_andotp">Supply an andOTP export/backup file.</string>
     <string name="importer_help_bitwarden">Supply a Bitwarden export/backup file. Encrypted files are not supported.</string>
+    <string name="importer_help_proton_pass">Supply a Proton pass export/backup zip. Encrypted files are not supported.</string>
     <string name="importer_help_battle_net_authenticator">Supply a copy of <b>/data/data/com.blizzard.messenger/shared_prefs/com.blizzard.messenger.authenticator_preferences.xml</b>, located in the internal storage directory of Battle.net Authenticator.</string>
     <string name="importer_help_duo">Supply a copy of <b>/data/data/com.duosecurity.duomobile/files/duokit/accounts.json</b>, located in the internal storage directory of DUO.</string>
     <string name="importer_help_freeotp">Supply a copy of <b>/data/data/org.fedorahosted.freeotp/shared_prefs/tokens.xml</b>, located in the internal storage directory of FreeOTP (1.x).</string>

app/src/test/java/com/beemdevelopment/aegis/importers/DatabaseImporterTest.java

@@ -209,6 +209,12 @@ public class DatabaseImporterTest {
         checkImportedBitwardenEntries(entries);
     }
 
+    @Test
+    public void testImportProtonPassZip() throws DatabaseImporterException, IOException, OtpInfoException {
+        List<VaultEntry> entries = importPlain(ProtonPassImporter.class, "proton_pass.zip");
+        checkImportedProtonPassEntries(entries);
+    }
+
     @Test
     public void testImportFreeOtp() throws IOException, DatabaseImporterException, OtpInfoException {
         List<VaultEntry> entries = importPlain(FreeOtpImporter.class, "freeotp.xml");
@@ -441,6 +447,14 @@ public class DatabaseImporterTest {
         }
     }
 
+    private void checkImportedProtonPassEntries(List<VaultEntry> entries) throws OtpInfoException {
+        for (VaultEntry entry : entries)
+        {
+            entry.getGroups().clear();
+            checkImportedEntry(entry);
+        }
+    }
+
     private void checkImportedEntries(List<VaultEntry> entries) throws OtpInfoException {
         for (VaultEntry entry : entries) {
             checkImportedEntry(entry);