encode and decode % and # in invite links

Daniel Gultsch created

Change summary

src/main/java/eu/siacs/conversations/entities/Account.java             | 53 
src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java |  3 
src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java    | 48 
src/main/java/eu/siacs/conversations/utils/XmppUri.java                | 43 
4 files changed, 78 insertions(+), 69 deletions(-)

Detailed changes

src/main/java/eu/siacs/conversations/entities/Account.java 🔗

@@ -6,9 +6,6 @@ import android.os.SystemClock;
 import android.util.Log;
 import android.util.Pair;
 
-import eu.siacs.conversations.Config;
-import eu.siacs.conversations.crypto.PgpDecryptionService;
-
 import org.json.JSONException;
 import org.json.JSONObject;
 
@@ -19,7 +16,9 @@ import java.util.List;
 import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.concurrent.CopyOnWriteArraySet;
 
+import eu.siacs.conversations.Config;
 import eu.siacs.conversations.R;
+import eu.siacs.conversations.crypto.PgpDecryptionService;
 import eu.siacs.conversations.crypto.axolotl.AxolotlService;
 import eu.siacs.conversations.crypto.axolotl.XmppAxolotlSession;
 import eu.siacs.conversations.services.XmppConnectionService;
@@ -95,7 +94,7 @@ public class Account extends AbstractEntity {
 
 	public boolean setShowErrorNotification(boolean newValue) {
 		boolean oldValue = showErrorNotification();
-		setKey("show_error",Boolean.toString(newValue));
+		setKey("show_error", Boolean.toString(newValue));
 		return newValue != oldValue;
 	}
 
@@ -109,7 +108,7 @@ public class Account extends AbstractEntity {
 	}
 
 	public enum State {
-		DISABLED(false,false),
+		DISABLED(false, false),
 		OFFLINE(false),
 		CONNECTING(false),
 		ONLINE(false),
@@ -117,12 +116,12 @@ public class Account extends AbstractEntity {
 		UNAUTHORIZED,
 		SERVER_NOT_FOUND,
 		REGISTRATION_SUCCESSFUL(false),
-		REGISTRATION_FAILED(true,false),
-		REGISTRATION_WEB(true,false),
-		REGISTRATION_CONFLICT(true,false),
-		REGISTRATION_NOT_SUPPORTED(true,false),
-		REGISTRATION_PLEASE_WAIT(true,false),
-		REGISTRATION_PASSWORD_TOO_WEAK(true,false),
+		REGISTRATION_FAILED(true, false),
+		REGISTRATION_WEB(true, false),
+		REGISTRATION_CONFLICT(true, false),
+		REGISTRATION_NOT_SUPPORTED(true, false),
+		REGISTRATION_PLEASE_WAIT(true, false),
+		REGISTRATION_PASSWORD_TOO_WEAK(true, false),
 		TLS_ERROR,
 		INCOMPATIBLE_SERVER,
 		TOR_NOT_AVAILABLE,
@@ -148,7 +147,7 @@ public class Account extends AbstractEntity {
 		}
 
 		State(final boolean isError) {
-			this(isError,true);
+			this(isError, true);
 		}
 
 		State(final boolean isError, final boolean reconnect) {
@@ -157,7 +156,7 @@ public class Account extends AbstractEntity {
 		}
 
 		State() {
-			this(true,true);
+			this(true, true);
 		}
 
 		public int getReadableId() {
@@ -254,9 +253,9 @@ public class Account extends AbstractEntity {
 	}
 
 	private Account(final String uuid, final Jid jid,
-					final String password, final int options, final String rosterVersion, final String keys,
-					final String avatar, String displayName, String hostname, int port,
-					final Presence.Status status, String statusMessage) {
+	                final String password, final int options, final String rosterVersion, final String keys,
+	                final String avatar, String displayName, String hostname, int port,
+	                final Presence.Status status, String statusMessage) {
 		this.uuid = uuid;
 		this.jid = jid;
 		this.password = password;
@@ -265,7 +264,7 @@ public class Account extends AbstractEntity {
 		JSONObject tmp;
 		try {
 			tmp = new JSONObject(keys);
-		} catch(JSONException e) {
+		} catch (JSONException e) {
 			tmp = new JSONObject();
 		}
 		this.keys = tmp;
@@ -286,7 +285,7 @@ public class Account extends AbstractEntity {
 					cursor.getString(cursor.getColumnIndex(SERVER)),
 					resource == null || resource.trim().isEmpty() ? null : resource);
 		} catch (final IllegalArgumentException ignored) {
-			Log.d(Config.LOGTAG,cursor.getString(cursor.getColumnIndex(USERNAME))+"@"+cursor.getString(cursor.getColumnIndex(SERVER)));
+			Log.d(Config.LOGTAG, cursor.getString(cursor.getColumnIndex(USERNAME)) + "@" + cursor.getString(cursor.getColumnIndex(SERVER)));
 			throw new AssertionError(ignored);
 		}
 		return new Account(cursor.getString(cursor.getColumnIndex(UUID)),
@@ -480,7 +479,7 @@ public class Account extends AbstractEntity {
 		values.put(PORT, port);
 		values.put(STATUS, presenceStatus.toShowString());
 		values.put(STATUS_MESSAGE, presenceStatusMessage);
-		values.put(RESOURCE,jid.getResource());
+		values.put(RESOURCE, jid.getResource());
 		return values;
 	}
 
@@ -584,7 +583,7 @@ public class Account extends AbstractEntity {
 	}
 
 	public Bookmark getBookmark(final Jid jid) {
-		for(final Bookmark bookmark : this.bookmarks) {
+		for (final Bookmark bookmark : this.bookmarks) {
 			if (bookmark.getJid() != null && jid.asBareJid().equals(bookmark.getJid().asBareJid())) {
 				return bookmark;
 			}
@@ -619,9 +618,9 @@ public class Account extends AbstractEntity {
 
 	public String getShareableUri() {
 		List<XmppUri.Fingerprint> fingerprints = this.getFingerprints();
-		String uri = "xmpp:"+this.getJid().asBareJid().toEscapedString();
+		String uri = "xmpp:" + this.getJid().asBareJid().toEscapedString();
 		if (fingerprints.size() > 0) {
-			return XmppUri.getFingerprintUri(uri,fingerprints,';');
+			return XmppUri.getFingerprintUri(uri, fingerprints, ';');
 		} else {
 			return uri;
 		}
@@ -629,9 +628,9 @@ public class Account extends AbstractEntity {
 
 	public String getShareableLink() {
 		List<XmppUri.Fingerprint> fingerprints = this.getFingerprints();
-		String uri = "https://conversations.im/i/"+this.getJid().asBareJid().toEscapedString();
+		String uri = "https://conversations.im/i/" + XmppUri.lameUrlEncode(this.getJid().asBareJid().toEscapedString());
 		if (fingerprints.size() > 0) {
-			return XmppUri.getFingerprintUri(uri,fingerprints,'&');
+			return XmppUri.getFingerprintUri(uri, fingerprints, '&');
 		} else {
 			return uri;
 		}
@@ -642,10 +641,10 @@ public class Account extends AbstractEntity {
 		if (axolotlService == null) {
 			return fingerprints;
 		}
-		fingerprints.add(new XmppUri.Fingerprint(XmppUri.FingerprintType.OMEMO,axolotlService.getOwnFingerprint().substring(2),axolotlService.getOwnDeviceId()));
-		for(XmppAxolotlSession session : axolotlService.findOwnSessions()) {
+		fingerprints.add(new XmppUri.Fingerprint(XmppUri.FingerprintType.OMEMO, axolotlService.getOwnFingerprint().substring(2), axolotlService.getOwnDeviceId()));
+		for (XmppAxolotlSession session : axolotlService.findOwnSessions()) {
 			if (session.getTrust().isVerified() && session.getTrust().isActive()) {
-				fingerprints.add(new XmppUri.Fingerprint(XmppUri.FingerprintType.OMEMO,session.getFingerprint().substring(2).replaceAll("\\s",""),session.getRemoteAddress().getDeviceId()));
+				fingerprints.add(new XmppUri.Fingerprint(XmppUri.FingerprintType.OMEMO, session.getFingerprint().substring(2).replaceAll("\\s", ""), session.getRemoteAddress().getDeviceId()));
 			}
 		}
 		return fingerprints;

src/main/java/eu/siacs/conversations/ui/ConferenceDetailsActivity.java 🔗

@@ -45,6 +45,7 @@ import eu.siacs.conversations.services.XmppConnectionService.OnConversationUpdat
 import eu.siacs.conversations.services.XmppConnectionService.OnMucRosterUpdate;
 import eu.siacs.conversations.ui.util.MenuDoubleTabUtil;
 import eu.siacs.conversations.utils.UIHelper;
+import eu.siacs.conversations.utils.XmppUri;
 import rocks.xmpp.addr.Jid;
 
 public class ConferenceDetailsActivity extends XmppActivity implements OnConversationUpdate, OnMucRosterUpdate, XmppConnectionService.OnAffiliationChanged, XmppConnectionService.OnRoleChanged, XmppConnectionService.OnConfigurationPushed {
@@ -298,7 +299,7 @@ public class ConferenceDetailsActivity extends XmppActivity implements OnConvers
 	protected String getShareableUri(boolean http) {
 		if (mConversation != null) {
 			if (http) {
-				return "https://conversations.im/j/" + mConversation.getJid().asBareJid().toEscapedString();
+				return "https://conversations.im/j/" + XmppUri.lameUrlEncode(mConversation.getJid().asBareJid().toEscapedString());
 			} else {
 				return "xmpp:" + mConversation.getJid().asBareJid() + "?join";
 			}

src/main/java/eu/siacs/conversations/ui/ContactDetailsActivity.java 🔗

@@ -10,7 +10,6 @@ import android.preference.PreferenceManager;
 import android.provider.ContactsContract.CommonDataKinds;
 import android.provider.ContactsContract.Contacts;
 import android.provider.ContactsContract.Intents;
-import android.support.v4.content.ContextCompat;
 import android.support.v7.app.AlertDialog;
 import android.support.v7.widget.Toolbar;
 import android.view.LayoutInflater;
@@ -63,14 +62,14 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 
 		@Override
 		public void onCheckedChanged(CompoundButton buttonView,
-				boolean isChecked) {
+		                             boolean isChecked) {
 			if (isChecked) {
 				if (contact
 						.getOption(Contact.Options.PENDING_SUBSCRIPTION_REQUEST)) {
 					xmppConnectionService.sendPresencePacket(contact
-							.getAccount(),
+									.getAccount(),
 							xmppConnectionService.getPresenceGenerator()
-							.sendPresenceUpdatesTo(contact));
+									.sendPresenceUpdatesTo(contact));
 				} else {
 					contact.setOption(Contact.Options.PREEMPTIVE_GRANT);
 				}
@@ -78,7 +77,7 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 				contact.resetOption(Contact.Options.PREEMPTIVE_GRANT);
 				xmppConnectionService.sendPresencePacket(contact.getAccount(),
 						xmppConnectionService.getPresenceGenerator()
-						.stopPresenceUpdatesTo(contact));
+								.stopPresenceUpdatesTo(contact));
 			}
 		}
 	};
@@ -86,15 +85,15 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 
 		@Override
 		public void onCheckedChanged(CompoundButton buttonView,
-				boolean isChecked) {
+		                             boolean isChecked) {
 			if (isChecked) {
 				xmppConnectionService.sendPresencePacket(contact.getAccount(),
 						xmppConnectionService.getPresenceGenerator()
-						.requestPresenceUpdatesFrom(contact));
+								.requestPresenceUpdatesFrom(contact));
 			} else {
 				xmppConnectionService.sendPresencePacket(contact.getAccount(),
 						xmppConnectionService.getPresenceGenerator()
-						.stopPresenceUpdatesFrom(contact));
+								.stopPresenceUpdatesFrom(contact));
 			}
 		}
 	};
@@ -163,18 +162,17 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 
 	@Override
 	protected String getShareableUri(boolean http) {
-		final String prefix = http ? "https://conversations.im/i/" : "xmpp:";
-		if (contact != null) {
-			return prefix+contact.getJid().asBareJid().toEscapedString();
+		if (http) {
+			return "https://conversations.im/j/" + XmppUri.lameUrlEncode(contact.getJid().asBareJid().toEscapedString());
 		} else {
-			return "";
+			return "xmpp:" + contact.getJid().asBareJid().toEscapedString();
 		}
 	}
 
 	@Override
 	protected void onCreate(final Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
-		showInactiveOmemo = savedInstanceState != null && savedInstanceState.getBoolean("show_inactive_omemo",false);
+		showInactiveOmemo = savedInstanceState != null && savedInstanceState.getBoolean("show_inactive_omemo", false);
 		if (getIntent().getAction().equals(ACTION_VIEW_CONTACT)) {
 			try {
 				this.accountJid = Jid.of(getIntent().getExtras().getString(EXTRA_ACCOUNT));
@@ -199,7 +197,7 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 
 	@Override
 	public void onSaveInstanceState(final Bundle savedInstanceState) {
-		savedInstanceState.putBoolean("show_inactive_omemo",showInactiveOmemo);
+		savedInstanceState.putBoolean("show_inactive_omemo", showInactiveOmemo);
 		super.onSaveInstanceState(savedInstanceState);
 	}
 
@@ -235,9 +233,9 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 				break;
 			case R.id.action_delete_contact:
 				builder.setTitle(getString(R.string.action_delete_contact))
-					.setMessage(getString(R.string.remove_contact_text, contact.getJid().toString()))
-					.setPositiveButton(getString(R.string.delete),
-							removeFromRoster).create().show();
+						.setMessage(getString(R.string.remove_contact_text, contact.getJid().toString()))
+						.setPositiveButton(getString(R.string.delete),
+								removeFromRoster).create().show();
 				break;
 			case R.id.action_edit_contact:
 				Uri systemAccount = contact.getSystemAccount();
@@ -317,7 +315,7 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 				StringBuilder builder = new StringBuilder();
 				binding.statusMessage.setVisibility(View.VISIBLE);
 				int s = statusMessages.size();
-				for(int i = 0; i < s; ++i) {
+				for (int i = 0; i < s; ++i) {
 					if (s > 1) {
 						builder.append("• ");
 					}
@@ -384,7 +382,7 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 			}
 		}
 
-		binding.detailsContactjid.setText(IrregularUnicodeDetector.style(this,contact.getJid()));
+		binding.detailsContactjid.setText(IrregularUnicodeDetector.style(this, contact.getJid()));
 		String account;
 		if (Config.DOMAIN_LOCK != null) {
 			account = contact.getAccount().getJid().getLocal();
@@ -429,7 +427,7 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 		}
 		binding.scanButton.setVisibility(hasKeys && isCameraFeatureAvailable() ? View.VISIBLE : View.GONE);
 		if (hasKeys) {
-			binding.scanButton.setOnClickListener((v)-> ScanActivity.scan(this));
+			binding.scanButton.setOnClickListener((v) -> ScanActivity.scan(this));
 		}
 		if (Config.supportOpenPgp() && contact.getPgpKeyId() != 0) {
 			hasKeys = true;
@@ -455,8 +453,8 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 		} else {
 			binding.tags.setVisibility(View.VISIBLE);
 			binding.tags.removeAllViewsInLayout();
-			for(final ListItem.Tag tag : tagList) {
-				final TextView tv = (TextView) inflater.inflate(R.layout.list_item_tag,binding.tags,false);
+			for (final ListItem.Tag tag : tagList) {
+				final TextView tv = (TextView) inflater.inflate(R.layout.list_item_tag, binding.tags, false);
 				tv.setText(tag.getName());
 				tv.setBackgroundColor(tag.getColor());
 				binding.tags.addView(tv);
@@ -487,11 +485,11 @@ public class ContactDetailsActivity extends OmemoActivity implements OnAccountUp
 	@Override
 	protected void processFingerprintVerification(XmppUri uri) {
 		if (contact != null && contact.getJid().asBareJid().equals(uri.getJid()) && uri.hasFingerprints()) {
-			if (xmppConnectionService.verifyFingerprints(contact,uri.getFingerprints())) {
-				Toast.makeText(this,R.string.verified_fingerprints,Toast.LENGTH_SHORT).show();
+			if (xmppConnectionService.verifyFingerprints(contact, uri.getFingerprints())) {
+				Toast.makeText(this, R.string.verified_fingerprints, Toast.LENGTH_SHORT).show();
 			}
 		} else {
-			Toast.makeText(this,R.string.invalid_barcode,Toast.LENGTH_SHORT).show();
+			Toast.makeText(this, R.string.invalid_barcode, Toast.LENGTH_SHORT).show();
 		}
 	}
 }

src/main/java/eu/siacs/conversations/utils/XmppUri.java 🔗

@@ -1,6 +1,7 @@
 package eu.siacs.conversations.utils;
 
 import android.net.Uri;
+import android.util.Log;
 
 import java.io.UnsupportedEncodingException;
 import java.net.URLDecoder;
@@ -8,6 +9,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.Locale;
 
+import eu.siacs.conversations.Config;
 import rocks.xmpp.addr.Jid;
 
 public class XmppUri {
@@ -21,7 +23,6 @@ public class XmppUri {
 	protected boolean safeSource = true;
 
 	public static final String OMEMO_URI_PARAM = "omemo-sid-";
-	public static final String OTR_URI_PARAM = "otr-fingerprint";
 
 	public static final String ACTION_JOIN = "join";
 	public static final String ACTION_MESSAGE = "message";
@@ -60,8 +61,9 @@ public class XmppUri {
 			if (segments.size() >= 2 && segments.get(1).contains("@")) {
 				// sample : https://conversations.im/i/foo@bar.com
 				try {
-					jid = Jid.of(segments.get(1)).toString();
+					jid = Jid.of(lameUrlDecode(segments.get(1))).toString();
 				} catch (Exception e) {
+					Log.d(Config.LOGTAG, "parsing failed ", e);
 					jid = null;
 				}
 			} else if (segments.size() >= 3) {
@@ -71,7 +73,7 @@ public class XmppUri {
 			if (segments.size() > 1 && "j".equalsIgnoreCase(segments.get(0))) {
 				action = ACTION_JOIN;
 			}
-			fingerprints = parseFingerprints(uri.getQuery(),'&');
+			fingerprints = parseFingerprints(uri.getQuery(), '&');
 		} else if ("xmpp".equalsIgnoreCase(scheme)) {
 			// sample: xmpp:foo@bar.com
 
@@ -120,21 +122,21 @@ public class XmppUri {
 	}
 
 	protected List<Fingerprint> parseFingerprints(String query) {
-		return parseFingerprints(query,';');
+		return parseFingerprints(query, ';');
 	}
 
 	protected List<Fingerprint> parseFingerprints(String query, char seperator) {
 		List<Fingerprint> fingerprints = new ArrayList<>();
 		String[] pairs = query == null ? new String[0] : query.split(String.valueOf(seperator));
-		for(String pair : pairs) {
-			String[] parts = pair.split("=",2);
+		for (String pair : pairs) {
+			String[] parts = pair.split("=", 2);
 			if (parts.length == 2) {
 				String key = parts[0].toLowerCase(Locale.US);
 				String value = parts[1].toLowerCase(Locale.US);
 				if (key.startsWith(OMEMO_URI_PARAM)) {
 					try {
 						int id = Integer.parseInt(key.substring(OMEMO_URI_PARAM.length()));
-						fingerprints.add(new Fingerprint(FingerprintType.OMEMO,value,id));
+						fingerprints.add(new Fingerprint(FingerprintType.OMEMO, value, id));
 					} catch (Exception e) {
 						//ignoring invalid device id
 					}
@@ -145,11 +147,11 @@ public class XmppUri {
 	}
 
 	protected String parseParameter(String key, String query) {
-		for(String pair : query == null ? new String[0] : query.split(";")) {
-			final String[] parts = pair.split("=",2);
+		for (String pair : query == null ? new String[0] : query.split(";")) {
+			final String[] parts = pair.split("=", 2);
 			if (parts.length == 2 && key.equals(parts[0].toLowerCase(Locale.US))) {
 				try {
-					return URLDecoder.decode(parts[1],"UTF-8");
+					return URLDecoder.decode(parts[1], "UTF-8");
 				} catch (UnsupportedEncodingException e) {
 					return null;
 				}
@@ -159,8 +161,8 @@ public class XmppUri {
 	}
 
 	private boolean hasAction(String query, String action) {
-		for(String pair : query == null ? new String[0] : query.split(";")) {
-			final String[] parts = pair.split("=",2);
+		for (String pair : query == null ? new String[0] : query.split(";")) {
+			final String[] parts = pair.split("=", 2);
 			if (parts.length == 1 && parts[0].equals(action)) {
 				return true;
 			}
@@ -178,7 +180,7 @@ public class XmppUri {
 
 	public Jid getJid() {
 		try {
-			return this.jid == null ? null :Jid.of(this.jid.toLowerCase());
+			return this.jid == null ? null : Jid.of(this.jid.toLowerCase());
 		} catch (IllegalArgumentException e) {
 			return null;
 		}
@@ -211,6 +213,7 @@ public class XmppUri {
 	public boolean hasFingerprints() {
 		return fingerprints.size() > 0;
 	}
+
 	public enum FingerprintType {
 		OMEMO
 	}
@@ -218,7 +221,7 @@ public class XmppUri {
 	public static String getFingerprintUri(String base, List<XmppUri.Fingerprint> fingerprints, char seperator) {
 		StringBuilder builder = new StringBuilder(base);
 		builder.append('?');
-		for(int i = 0; i < fingerprints.size(); ++i) {
+		for (int i = 0; i < fingerprints.size(); ++i) {
 			XmppUri.FingerprintType type = fingerprints.get(i).type;
 			if (type == XmppUri.FingerprintType.OMEMO) {
 				builder.append(XmppUri.OMEMO_URI_PARAM);
@@ -226,7 +229,7 @@ public class XmppUri {
 			}
 			builder.append('=');
 			builder.append(fingerprints.get(i).fingerprint);
-			if (i != fingerprints.size() -1) {
+			if (i != fingerprints.size() - 1) {
 				builder.append(seperator);
 			}
 		}
@@ -250,7 +253,15 @@ public class XmppUri {
 
 		@Override
 		public String toString() {
-			return type.toString()+": "+fingerprint+(deviceId != 0 ? " "+String.valueOf(deviceId) : "");
+			return type.toString() + ": " + fingerprint + (deviceId != 0 ? " " + String.valueOf(deviceId) : "");
 		}
 	}
+
+	public static String lameUrlDecode(String url) {
+		return url.replace("%23", "#").replace("%25", "%");
+	}
+
+	public static String lameUrlEncode(String url) {
+		return url.replace("%", "%25").replace("#", "%23");
+	}
 }