1package eu.siacs.conversations.ui;
2
3import android.Manifest;
4import android.app.Activity;
5import android.content.Intent;
6import android.content.pm.PackageManager;
7import android.net.Uri;
8import android.os.Build;
9import android.os.Bundle;
10import android.support.v4.content.ContextCompat;
11import android.support.v7.app.AppCompatActivity;
12import android.util.Log;
13import android.widget.Toast;
14
15import java.util.List;
16import java.util.regex.Matcher;
17import java.util.regex.Pattern;
18
19import eu.siacs.conversations.Config;
20import eu.siacs.conversations.R;
21import eu.siacs.conversations.persistance.DatabaseBackend;
22import eu.siacs.conversations.utils.SignupUtils;
23import eu.siacs.conversations.utils.XmppUri;
24import rocks.xmpp.addr.Jid;
25
26public class UriHandlerActivity extends AppCompatActivity {
27
28 public static final String ACTION_SCAN_QR_CODE = "scan_qr_code";
29 private static final int REQUEST_SCAN_QR_CODE = 0x1234;
30 private static final int REQUEST_CAMERA_PERMISSIONS_TO_SCAN = 0x6789;
31 private static final Pattern VCARD_XMPP_PATTERN = Pattern.compile("\nIMPP([^:]*):(xmpp:.+)\n");
32 private boolean handled = false;
33
34 public static void scan(Activity activity) {
35 if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M || ContextCompat.checkSelfPermission(activity, Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) {
36 Intent intent = new Intent(activity, UriHandlerActivity.class);
37 intent.setAction(UriHandlerActivity.ACTION_SCAN_QR_CODE);
38 intent.addFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
39 activity.startActivity(intent);
40 } else {
41 activity.requestPermissions(new String[]{Manifest.permission.CAMERA}, REQUEST_CAMERA_PERMISSIONS_TO_SCAN);
42 }
43 }
44
45 public static void onRequestPermissionResult(Activity activity, int requestCode, int[] grantResults) {
46 if (requestCode != REQUEST_CAMERA_PERMISSIONS_TO_SCAN) {
47 return;
48 }
49 if (grantResults.length > 0) {
50 if (grantResults[0] == PackageManager.PERMISSION_GRANTED) {
51 scan(activity);
52 } else {
53 Toast.makeText(activity, R.string.qr_code_scanner_needs_access_to_camera, Toast.LENGTH_SHORT).show();
54 }
55 }
56 }
57
58 @Override
59 protected void onCreate(Bundle savedInstanceState) {
60 super.onCreate(savedInstanceState);
61 this.handled = savedInstanceState != null && savedInstanceState.getBoolean("handled", false);
62 getLayoutInflater().inflate(R.layout.toolbar, findViewById(android.R.id.content));
63 setSupportActionBar(findViewById(R.id.toolbar));
64 }
65
66 @Override
67 public void onStart() {
68 super.onStart();
69 handleIntent(getIntent());
70 }
71
72 @Override
73 public void onSaveInstanceState(Bundle savedInstanceState) {
74 savedInstanceState.putBoolean("handled", this.handled);
75 super.onSaveInstanceState(savedInstanceState);
76 }
77
78 @Override
79 public void onNewIntent(Intent intent) {
80 handleIntent(intent);
81 }
82
83 private void handleUri(Uri uri) {
84 handleUri(uri, false);
85 }
86
87 private void handleUri(Uri uri, final boolean scanned) {
88 final Intent intent;
89 final XmppUri xmppUri = new XmppUri(uri);
90 final List<Jid> accounts = DatabaseBackend.getInstance(this).getAccountJids(true);
91
92 if (SignupUtils.isSupportTokenRegistry() && xmppUri.isJidValid()) {
93 final String preauth = xmppUri.getParamater("preauth");
94 final Jid jid = xmppUri.getJid();
95 if (xmppUri.isAction(XmppUri.ACTION_REGISTER)) {
96 if (jid.getEscapedLocal() != null && accounts.contains(jid.asBareJid())) {
97 Toast.makeText(this, R.string.account_already_exists, Toast.LENGTH_LONG).show();
98 return;
99 }
100 intent = SignupUtils.getTokenRegistrationIntent(this, jid, preauth);
101 startActivity(intent);
102 return;
103 }
104 if (xmppUri.isAction(XmppUri.ACTION_ROSTER) && "y".equals(xmppUri.getParamater("ibr"))) {
105 intent = SignupUtils.getTokenRegistrationIntent(this, Jid.ofDomain(jid.getDomain()), preauth);
106 intent.putExtra(StartConversationActivity.EXTRA_INVITE_URI, xmppUri.toString());
107 startActivity(intent);
108 return;
109 }
110 }
111
112 if (accounts.size() == 0) {
113 if (xmppUri.isJidValid()) {
114 intent = SignupUtils.getSignUpIntent(this);
115 intent.putExtra(StartConversationActivity.EXTRA_INVITE_URI, xmppUri.toString());
116 startActivity(intent);
117 } else {
118 Toast.makeText(this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
119 }
120
121 return;
122 }
123
124 if (xmppUri.isAction(XmppUri.ACTION_MESSAGE)) {
125
126 final Jid jid = xmppUri.getJid();
127 final String body = xmppUri.getBody();
128
129 if (jid != null) {
130 Class clazz;
131 try {
132 clazz = Class.forName("eu.siacs.conversations.ui.ShareViaAccountActivity");
133 } catch (ClassNotFoundException e) {
134 clazz = null;
135
136 }
137 if (clazz != null) {
138 intent = new Intent(this, clazz);
139 intent.putExtra("contact", jid.toEscapedString());
140 intent.putExtra("body", body);
141 } else {
142 intent = new Intent(this, StartConversationActivity.class);
143 intent.setAction(Intent.ACTION_VIEW);
144 intent.setData(uri);
145 intent.putExtra("account", accounts.get(0).toEscapedString());
146 }
147
148 } else {
149 intent = new Intent(this, ShareWithActivity.class);
150 intent.setAction(Intent.ACTION_SEND);
151 intent.setType("text/plain");
152 intent.putExtra(Intent.EXTRA_TEXT, body);
153 }
154 } else if (accounts.contains(xmppUri.getJid())) {
155 intent = new Intent(getApplicationContext(), EditAccountActivity.class);
156 intent.setAction(Intent.ACTION_VIEW);
157 intent.putExtra("jid", xmppUri.getJid().asBareJid().toString());
158 intent.setData(uri);
159 intent.putExtra("scanned", scanned);
160 } else if (xmppUri.isJidValid()) {
161 intent = new Intent(getApplicationContext(), StartConversationActivity.class);
162 intent.setAction(Intent.ACTION_VIEW);
163 intent.setFlags(Intent.FLAG_ACTIVITY_REORDER_TO_FRONT);
164 intent.putExtra("scanned", scanned);
165 intent.setData(uri);
166 } else {
167 Toast.makeText(this, R.string.invalid_jid, Toast.LENGTH_SHORT).show();
168 return;
169 }
170
171 startActivity(intent);
172 }
173
174 private void handleIntent(Intent data) {
175 if (handled) {
176 return;
177 }
178 if (data == null || data.getAction() == null) {
179 finish();
180 return;
181 }
182
183 handled = true;
184
185 switch (data.getAction()) {
186 case Intent.ACTION_VIEW:
187 case Intent.ACTION_SENDTO:
188 handleUri(data.getData());
189 break;
190 case ACTION_SCAN_QR_CODE:
191 Intent intent = new Intent(this, ScanActivity.class);
192 startActivityForResult(intent, REQUEST_SCAN_QR_CODE);
193 return;
194 }
195
196 finish();
197 }
198
199 @Override
200 public void onActivityResult(int requestCode, int resultCode, Intent intent) {
201 super.onActivityResult(requestCode, requestCode, intent);
202 if (requestCode == REQUEST_SCAN_QR_CODE && resultCode == RESULT_OK) {
203 String result = intent.getStringExtra(ScanActivity.INTENT_EXTRA_RESULT);
204 if (result != null) {
205 if (result.startsWith("BEGIN:VCARD\n")) {
206 Matcher matcher = VCARD_XMPP_PATTERN.matcher(result);
207 if (matcher.find()) {
208 result = matcher.group(2);
209 }
210 }
211 Uri uri = Uri.parse(result);
212 handleUri(uri, true);
213 }
214 }
215 finish();
216 }
217}