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Refactored deep link handling

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Signed-off-by: Chris Narkiewicz <hello@ezaquarii.com>
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Chris Narkiewicz 2020-05-28 01:23:31 +01:00 committed by tobiasKaminsky
parent bcb1262064
commit 50b19e5d77
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3 changed files with 104 additions and 100 deletions
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99
src/androidTest/java/com/nextcloud/client/files/DeepLinkHandlerTest.kt
View file

@ -1,57 +1,74 @@
package com.nextcloud.client.files
import org.junit.Assert.assertEquals
import org.junit.Assert.assertNotNull
import org.junit.Before
import org.junit.Test
import org.junit.runner.RunWith
import org.junit.runners.Parameterized
import org.junit.runners.Suite
@RunWith(Suite::class)
@Suite.SuiteClasses(
DeepLinkHandlerTest.DeepLinkPattern::class
)
class DeepLinkHandlerTest {
@Test
fun valid_uri_can_be_handled_by_one_user() {
// GIVEN
// uri matching allowed pattern
// one user can open the file
@RunWith(Parameterized::class)
class DeepLinkPattern {
// WHEN
// deep link is handled
companion object {
val FILE_ID = 1234
val SERVER_BASE_URLS = listOf(
"http://hostname.net",
"https://hostname.net",
"http://hostname.net/subdir1",
"https://hostname.net/subdir1",
"http://hostname.net/subdir1/subdir2",
"https://hostname.net/subdir1/subdir2",
"http://hostname.net/subdir1/subdir2/subdir3",
"https://hostname.net/subdir1/subdir2/subdir3"
)
val INDEX_PHP_PATH = listOf(
"",
"/index.php"
)
// THEN
// file is opened immediately
}
@Parameterized.Parameters
@JvmStatic
fun urls(): Array<Array<Any>> {
val testInput = mutableListOf<Array<Any>>()
SERVER_BASE_URLS.forEach { baseUrl ->
INDEX_PHP_PATH.forEach {
indexPath ->
val url = "$baseUrl$indexPath/f/$FILE_ID"
testInput.add(arrayOf(baseUrl, indexPath, "$FILE_ID", url))
}
}
return testInput.toTypedArray()
}
}
@Test
fun valid_uri_can_be_handled_by_multiple_users() {
// GIVEN
// uri matching allowed pattern
// multiple users can open the file
@Parameterized.Parameter(0)
lateinit var baseUrl: String
// WHEN
// deep link is handled
@Parameterized.Parameter(1)
lateinit var indexPath: String
// THEN
// user chooser dialog is opened
}
@Parameterized.Parameter(2)
lateinit var fileId: String
@Test
fun valid_uri_cannot_be_handled_by_any_user() {
// GIVEN
// uri matching allowed pattern
// no user can open given uri
@Parameterized.Parameter(3)
lateinit var url: String
// WHEN
// deep link is handled
@Test
fun matches_deep_link_patterns() {
val match = DeepLinkHandler.DEEP_LINK_PATTERN.matchEntire(url)
assertNotNull("Url [$url] does not match pattern", match)
assertEquals(baseUrl, match?.groupValues?.get(DeepLinkHandler.BASE_URL_GROUP_INDEX))
assertEquals(indexPath, match?.groupValues?.get(DeepLinkHandler.INDEX_PATH_GROUP_INDEX))
assertEquals(fileId, match?.groupValues?.get(DeepLinkHandler.FILE_ID_GROUP_INDEX))
}
// THEN
// deep link is ignored
}
@Test
fun invalid_uri_is_ignored() {
// GIVEN
// file uri does not match allowed pattern
// WHEN
// deep link is handled
// THEN
// deep link is ignored
}
}

34
src/main/java/com/nextcloud/client/files/DeepLinkHandler.kt
View file

@ -4,25 +4,31 @@ import android.content.Context
import android.net.Uri
import com.nextcloud.client.account.User
import com.nextcloud.client.account.UserAccountManager
import java.util.regex.Pattern
class DeepLinkHandler(
private val context: Context,
private val userAccountManager: UserAccountManager,
private val onUserChoiceRequired: (users: List<User>, fileId: String)->Unit
private val userAccountManager: UserAccountManager
) {
/**
* Open deep link.
*
* If deep link can be opened immediately, new activity is launched.
* If link can be handled by multiple users, [onUserChoiceRequired] callback
* is invoked with list of matching users.
*
* @param uri Deep link received in incoming [Intent]
* @return true if deep link can be handled
*/
fun openDeepLink(uri: Uri): Boolean {
throw NotImplementedError()
data class Match(val serverBaseUrl: String, val fileId: String)
companion object {
val DEEP_LINK_PATTERN = Regex("""(.*?)(/index\.php)?/f/([0-9]+)$""")
val BASE_URL_GROUP_INDEX = 1
val INDEX_PATH_GROUP_INDEX = 2
val FILE_ID_GROUP_INDEX = 3
}
fun parseDeepLink(uri: Uri): Match? {
val match = DEEP_LINK_PATTERN.matchEntire(uri.toString())
if (match != null) {
val baseServerUrl = match.groupValues[BASE_URL_GROUP_INDEX]
val fielId = match.groupValues[FILE_ID_GROUP_INDEX]
return Match(baseServerUrl, fielId)
} else {
return null
}
}
}

71
src/main/java/com/owncloud/android/ui/activity/FileDisplayActivity.java
View file

@ -52,6 +52,7 @@ import com.google.android.material.snackbar.Snackbar;
import com.nextcloud.client.account.User;
import com.nextcloud.client.appinfo.AppInfo;
import com.nextcloud.client.di.Injectable;
import com.nextcloud.client.files.DeepLinkHandler;
import com.nextcloud.client.media.PlayerServiceConnection;
import com.nextcloud.client.network.ConnectivityService;
import com.nextcloud.client.preferences.AppPreferences;
@ -2408,53 +2409,32 @@ public class FileDisplayActivity extends FileActivity
String fileId = intent.getStringExtra(KEY_FILE_ID);
if (userName == null && fileId == null && intent.getData() != null) {
// Handle intent coming from URI
Pattern pattern1 = Pattern.compile("(.*)/index\\.php/([f])/([0-9]+)$");
Pattern pattern2 = Pattern.compile("(.*)/([f])/([0-9]+)$");
Matcher matcher1 = pattern1.matcher(intent.getData().toString());
Matcher matcher2 = pattern2.matcher(intent.getData().toString());
if (matcher1.matches()) {
String uri = matcher1.group(1);
if ("f".equals(matcher1.group(2))) {
fileId = matcher1.group(3);
findAccountAndOpenFile(uri, fileId);
return;
}
} else if (matcher2.matches()) {
String uri = matcher2.group(1);
if ("f".equals(matcher2.group(2))) {
fileId = matcher2.group(3);
findAccountAndOpenFile(uri, fileId);
return;
}
openDeepLink(intent.getData());
} else {
Optional<User> optionalUser = userName == null ? getUser() : getUserAccountManager().getUser(userName);
if (optionalUser.isPresent()) {
openFile(optionalUser.get(), fileId);
} else {
dismissLoadingDialog();
DisplayUtils.showSnackMessage(this, getString(R.string.invalid_url));
return;
DisplayUtils.showSnackMessage(this, getString(R.string.associated_account_not_found));
}
}
openFile(userName, fileId);
}
private void openFile(String userName, String fileId) {
Optional<User> optionalNewUser;
User user;
if (userName == null) {
optionalNewUser = getUser();
} else {
optionalNewUser = getUserAccountManager().getUser(userName);
}
if (optionalNewUser.isPresent()) {
user = optionalNewUser.get();
setUser(user);
private void openDeepLink(Uri uri) {
DeepLinkHandler linkHandler = new DeepLinkHandler(getApplicationContext(), getUserAccountManager());
DeepLinkHandler.Match match = linkHandler.parseDeepLink(uri);
if (match != null) {
findAccountAndOpenFile(match.getServerBaseUrl(), match.getFileId());
} else {
dismissLoadingDialog();
DisplayUtils.showSnackMessage(this, getString(R.string.associated_account_not_found));
return;
DisplayUtils.showSnackMessage(this, getString(R.string.invalid_url));
}
}
private void openFile(User user, String fileId) {
setUser(user);
updateAccountList();
if (fileId == null) {
dismissLoadingDialog();
@ -2493,7 +2473,7 @@ public class FileDisplayActivity extends FileActivity
}
if (validUsers.size() == 1) {
openFile(validUsers.get(0).getAccountName(), fileId);
openFile(validUsers.get(0), fileId);
return;
}
@ -2507,12 +2487,13 @@ public class FileDisplayActivity extends FileActivity
builder
.setTitle(R.string.common_choose_account)
.setItems(validUserNames.toArray(new CharSequence[validUserNames.size()]),
new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
openFile(validUsers.get(which).getAccountName(), fileId);
showLoadingDialog(getString(R.string.retrieving_file));
}
});
(dialog, which) -> {
// TODO: refactor to use User model directly
String accountName = validUsers.get(which).getAccountName();
User user = getUserAccountManager().getUser(accountName).orElseThrow(RuntimeException::new);
openFile(user, fileId);
showLoadingDialog(getString(R.string.retrieving_file));
});
AlertDialog dialog = builder.create();
dismissLoadingDialog();
dialog.show();