If routing goes poorly, open in browser. If already viewing project, open the right tab

app/src/main/java/com/commit451/gitlab/activity/ProjectActivity.kt

@@ -87,6 +87,8 @@ class ProjectActivity : BaseActivity() {
     var project: Project? = null
     var ref: Ref? = null
+    private var adapter: ProjectPagerAdapter? = null
+
     private val projectSelection by extraOrNull<DeepLinker.ProjectSelection>(EXTRA_PROJECT_SELECTION)
     private val onMenuItemClickListener = Toolbar.OnMenuItemClickListener { item ->
@@ -190,6 +192,17 @@ class ProjectActivity : BaseActivity() {
         return true
     }
+    override fun onNewIntent(intent: Intent?) {
+        super.onNewIntent(intent)
+        val selection = intent?.getSerializableExtra(EXTRA_PROJECT_SELECTION) as? DeepLinker.ProjectSelection
+        selection?.let {
+            val index = adapter?.indexForSelection(it)
+            if (index != null) {
+                viewPager.setCurrentItem(index, false)
+            }
+        }
+    }
+
     private fun loadProject(projectId: String) {
         showProgress()
         loadProject(App.get().gitLab.getProject(projectId))
@@ -242,6 +255,7 @@ class ProjectActivity : BaseActivity() {
     private fun setupTabs() {
         val adapter = ProjectPagerAdapter(this, supportFragmentManager)
+        this.adapter = adapter
         viewPager.adapter = adapter
         tabLayout.setupWithViewPager(viewPager)
         projectSelection?.let {

app/src/main/java/com/commit451/gitlab/activity/RoutingActivity.kt

@@ -59,7 +59,7 @@ class RoutingActivity : BaseActivity() {
         override fun onRouteUnknown(url: String?) {
             Timber.d("Route unknown. Opening original Uri if it exists")
             if (url != null) {
-                IntentUtil.openPage(this@RoutingActivity, url.toString(), App.get().currentAccount)
+                IntentUtil.openBrowser(this@RoutingActivity, url.toString().replaceFirst("labcoat://", "https://"))
             } else {
                 Toast.makeText(this@RoutingActivity, R.string.deeplink_navigate_error, Toast.LENGTH_SHORT)
                         .show()

app/src/main/java/com/commit451/gitlab/fragment/FeedFragment.kt

@@ -20,7 +20,6 @@ import com.commit451.gitlab.model.rss.Entry
 import com.commit451.gitlab.model.rss.Feed
 import com.commit451.gitlab.navigation.Navigator
 import com.commit451.gitlab.rx.CustomSingleObserver
-import com.commit451.gitlab.util.IntentUtil
 import com.novoda.simplechromecustomtabs.SimpleChromeCustomTabs
 import timber.log.Timber
@@ -72,7 +71,7 @@ class FeedFragment : ButterKnifeFragment() {
                     Snackbar.make(swipeRefreshLayout, R.string.not_a_valid_url, Snackbar.LENGTH_SHORT)
                             .show()
                 } else {
-                    IntentUtil.openBrowser(baseActivty, entry.link.href, App.get().getAccount())
+                    Navigator.navigateToUrl(baseActivty, entry.link.href, App.get().getAccount())
                 }
             }
         })

app/src/main/java/com/commit451/gitlab/navigation/BrowserFallback.kt

 package com.commit451.gitlab.navigation
 import android.content.Context
-import android.content.Intent
 import android.net.Uri
-import android.widget.Toast
-
-import com.commit451.gitlab.R
+import com.commit451.gitlab.util.IntentUtil
 import com.novoda.simplechromecustomtabs.navigation.NavigationFallback
-
 import java.lang.ref.WeakReference
 /**
@@ -18,15 +14,7 @@ class BrowserFallback(context: Context) : NavigationFallback {
     private val context: WeakReference<Context> = WeakReference(context)
     override fun onFallbackNavigateTo(url: Uri) {
-        val intent = Intent(Intent.ACTION_VIEW)
-        intent.data = url
         val context = this.context.get() ?: return
-        try {
-            context.startActivity(intent)
-        } catch (e: Exception) {
-            Toast.makeText(context, R.string.error_no_browser, Toast.LENGTH_SHORT)
-                    .show()
-        }
-
+        IntentUtil.openBrowser(context, url.toString())
     }
 }
\ No newline at end of file

app/src/main/java/com/commit451/gitlab/navigation/DeepLinker.kt

@@ -26,7 +26,8 @@ object DeepLinker {
             navigator.onRouteUnknown(null)
             return
         }
-        val link = HttpUrl.parse(url)
+        // It doesn't like it if we have a host like this, so replace it
+        val link = HttpUrl.parse(url.replaceFirst("labcoat://", "https://"))
         if (link == null) {
             navigator.onRouteUnknown(url)
             return

app/src/main/java/com/commit451/gitlab/navigation/Navigator.kt

@@ -215,7 +215,12 @@ object Navigator {
     fun navigateToUrl(activity: Activity, url: String, account: Account) {
         Timber.d("navigateToUrl: $url")
         val uri = Uri.parse(url.resolveUrl(account))
-        IntentUtil.openPage(activity as BaseActivity, uri.toString())
+        val serverUri = Uri.parse(account.serverUrl)
+        if (serverUri.host == uri.host) {
+            activity.startActivity(DeepLinker.generateDeeplinkIntentFromUri(activity, uri))
+        } else {
+            IntentUtil.openPage(activity as BaseActivity, uri.toString())
+        }
     }
     /**

app/src/main/java/com/commit451/gitlab/util/IntentUtil.kt

@@ -7,7 +7,6 @@ import android.support.design.widget.Snackbar
 import android.view.View
 import android.widget.Toast
 import com.commit451.addendum.themeAttrColor
-import com.commit451.easel.Easel
 import com.commit451.gitlab.R
 import com.commit451.gitlab.activity.BaseActivity
 import com.commit451.gitlab.extension.resolveUrl
@@ -34,18 +33,6 @@ object IntentUtil {
                 .navigateTo(Uri.parse(resolvedUrl), activity)
     }
-    fun openBrowser(context: Context, url: String, account: Account? = null) {
-        val intent = Intent(Intent.ACTION_VIEW)
-        val resolvedUrl = if (account == null) url else url.resolveUrl(account)
-        intent.data = Uri.parse(resolvedUrl)
-        try {
-            context.startActivity(intent)
-        } catch (e: Exception) {
-            Toast.makeText(context, R.string.error_no_browser, Toast.LENGTH_SHORT)
-                    .show()
-        }
-    }
-
     fun share(root: View, url: Uri) {
         val shareIntent = Intent(Intent.ACTION_SEND)
         shareIntent.type = "text/plain"
@@ -58,4 +45,43 @@ object IntentUtil {
         }
     }
+
+    /**
+     * Opens the link in the browser. Will never open in the app, even if it matches the schema
+     */
+    fun openBrowser(context: Context, url: String) {
+
+        val intent = Intent(Intent.ACTION_VIEW)
+        val uri = Uri.parse(url)
+        intent.data = uri
+        val resInfos = context.packageManager.queryIntentActivities(intent, 0)
+        val intents = mutableListOf<Intent>()
+        resInfos.forEach {
+            if (!it.activityInfo.packageName.contains(context.packageName)) {
+                val intentToAdd = Intent(Intent.ACTION_VIEW)
+                intentToAdd.data = uri
+                intentToAdd.setPackage(it.activityInfo.packageName)
+                intents.add(intentToAdd)
+            }
+        }
+
+        when {
+            intents.isEmpty() -> {
+                Toast.makeText(context, R.string.error_no_browser, Toast.LENGTH_SHORT)
+                        .show()
+            }
+            intents.size == 1 -> try {
+                context.startActivity(intents.first())
+            } catch (e: Exception) {
+                Toast.makeText(context, R.string.error_no_browser, Toast.LENGTH_SHORT)
+                        .show()
+            }
+            else -> {
+                // remove the first intent and show it as the main option
+                val chooserIntent = Intent.createChooser(intents.removeAt(0), "Choose browser")
+                chooserIntent.putExtra(Intent.EXTRA_INITIAL_INTENTS, intents.toTypedArray())
+                context.startActivity(chooserIntent)
+            }
+        }
+    }
 }

app/src/test/java/com/commit451/gitlab/DeepLinkerTests.kt

@@ -40,4 +40,12 @@ class DeepLinkerTests {
         DeepLinker.route(link, callbacks)
         Assert.assertEquals(1, callbacks.build)
     }
+
+    @Test
+    fun issuesInternalTest() {
+        val link = "labcoat://gitlab.com/Commit451/LabCoat/issues/392"
+        val callbacks = CounterCallbacks()
+        DeepLinker.route(link, callbacks)
+        Assert.assertEquals(1, callbacks.issue)
+    }
 }
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