Fix #329. Add confirmation before removing favorite manga on multiple selection. Add new proguard rules

app/src/main/java/eu/kanade/tachiyomi/data/source/SourceManager.kt

@@ -1,5 +1,6 @@
 package eu.kanade.tachiyomi.data.source
 
+import android.Manifest.permission.READ_EXTERNAL_STORAGE
 import android.content.Context
 import android.os.Environment
 import eu.kanade.tachiyomi.R
@@ -9,6 +10,7 @@ import eu.kanade.tachiyomi.data.source.online.english.*
 import eu.kanade.tachiyomi.data.source.online.russian.Mangachan
 import eu.kanade.tachiyomi.data.source.online.russian.Mintmanga
 import eu.kanade.tachiyomi.data.source.online.russian.Readmanga
+import eu.kanade.tachiyomi.util.hasPermission
 import org.yaml.snakeyaml.Yaml
 import timber.log.Timber
 import java.io.File
@@ -54,7 +56,7 @@ open class SourceManager(private val context: Context) {
         val parsersDir = File(Environment.getExternalStorageDirectory().absolutePath +
                 File.separator + context.getString(R.string.app_name), "parsers")
 
-        if (parsersDir.exists()) {
+        if (parsersDir.exists() && context.hasPermission(READ_EXTERNAL_STORAGE)) {
             val yaml = Yaml()
             for (file in parsersDir.listFiles().filter { it.extension == "yml" }) {
                 try {

app/src/main/java/eu/kanade/tachiyomi/data/source/online/english/Mangafox.kt

@@ -111,7 +111,6 @@ class Mangafox(context: Context, override val id: Int) : ParsedOnlineSource(cont
         document.select("select.m").first().select("option:not([value=0])").forEach {
             pages.add(Page(pages.size, "$url/${it.attr("value")}.html"))
         }
-        pages.getOrNull(0)?.imageUrl = imageUrlParse(document)
     }
 
     // Not used, overrides parent.

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadFragment.kt

@@ -134,7 +134,7 @@ class DownloadFragment : BaseRxFragment<DownloadPresenter>() {
 
         // Set clear button visibility.
         clearButton = menu.findItem(R.id.clear_queue).apply {
-            if (adapter.itemCount > 0) {
+            if (!presenter.downloadQueue.isEmpty()) {
                 isVisible = true
             }
         }
@@ -147,7 +147,6 @@ class DownloadFragment : BaseRxFragment<DownloadPresenter>() {
             R.id.clear_queue -> {
                 DownloadService.stop(activity)
                 presenter.clearQueue()
-                clearButton?.isVisible = false
             }
             else -> return super.onOptionsItemSelected(item)
         }
@@ -223,7 +222,7 @@ class DownloadFragment : BaseRxFragment<DownloadPresenter>() {
         isRunning = running
         startButton?.isVisible = !running && !presenter.downloadQueue.isEmpty()
         pauseButton?.isVisible = running
-        clearButton?.isVisible = running
+        clearButton?.isVisible = !presenter.downloadQueue.isEmpty()
 
         // Check if download queue is empty and update information accordingly.
         setInformationView()

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryFragment.kt

@@ -313,13 +313,8 @@ class LibraryFragment : BaseRxFragment<LibraryPresenter>(), ActionMode.Callback
                 changeSelectedCover(presenter.selectedMangas)
                 destroyActionModeIfNeeded()
             }
-            R.id.action_move_to_category -> {
-                moveMangasToCategories(presenter.selectedMangas)
-            }
-            R.id.action_delete -> {
-                presenter.deleteMangas()
-                destroyActionModeIfNeeded()
-            }
+            R.id.action_move_to_category -> moveMangasToCategories(presenter.selectedMangas)
+            R.id.action_delete -> showDeleteMangaDialog()
             else -> return false
         }
         return true
@@ -409,6 +404,18 @@ class LibraryFragment : BaseRxFragment<LibraryPresenter>(), ActionMode.Callback
                 .show()
     }
 
+    private fun showDeleteMangaDialog() {
+        MaterialDialog.Builder(activity)
+                .content(R.string.confirm_delete_manga)
+                .positiveText(android.R.string.yes)
+                .negativeText(android.R.string.no)
+                .onPositive { dialog, action ->
+                    presenter.removeMangaFromLibrary()
+                    destroyActionModeIfNeeded()
+                }
+                .show()
+    }
+
     /**
      * Creates the action mode if it's not created already.
      */

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryPresenter.kt

@@ -236,7 +236,7 @@ class LibraryPresenter : BasePresenter<LibraryFragment>() {
     /**
      * Remove the selected manga from the library.
      */
-    fun deleteMangas() {
+    fun removeMangaFromLibrary() {
         // Create a set of the list
         val mangaToDelete = selectedMangas.toSet()
 

app/src/main/java/eu/kanade/tachiyomi/util/ContextExtensions.kt

@@ -4,8 +4,10 @@ import android.app.AlarmManager
 import android.app.Notification
 import android.app.NotificationManager
 import android.content.Context
+import android.content.pm.PackageManager
 import android.support.annotation.StringRes
 import android.support.v4.app.NotificationCompat
+import android.support.v4.content.ContextCompat
 import android.widget.Toast
 
 /**
@@ -37,6 +39,14 @@ inline fun Context.notification(func: NotificationCompat.Builder.() -> Unit): No
     return builder.build()
 }
 
+/**
+ * Checks if the give permission is granted.
+ * @param permission the permission to check.
+ * @return true if it has permissions.
+ */
+fun Context.hasPermission(permission: String)
+        = ContextCompat.checkSelfPermission(this, permission) == PackageManager.PERMISSION_GRANTED
+
 /**
  * Property to get the notification manager from the context.
  */

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

@@ -193,6 +193,7 @@
     <string name="library_search_hint">Title or author…</string>
     <string name="library_selection_title">Selected</string>
     <string name="updating_category">Updating category</string>
+    <string name="confirm_delete_manga">Are you sure you want to remove selected manga?</string>
 
     <!-- Catalogue fragment -->
     <string name="source_requires_login">This source requires you to log in</string>