X-Git-Url: https://gitweb.stoutner.com/?a=blobdiff_plain;f=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fcoroutines%2FPopulateFilterListsCoroutine.kt;fp=app%2Fsrc%2Fmain%2Fjava%2Fcom%2Fstoutner%2Fprivacybrowser%2Fcoroutines%2FPopulateFilterListsCoroutine.kt;h=1ee2dbf035b7955d54ea52bbdd586c1c8e4473de;hb=c51155ed36754975d2b8673e37e58df6201702b8;hp=0000000000000000000000000000000000000000;hpb=5f1a770884ec933217ba377e92e0e7466572e92d;p=PrivacyBrowserAndroid.git

diff --git a/app/src/main/java/com/stoutner/privacybrowser/coroutines/PopulateFilterListsCoroutine.kt b/app/src/main/java/com/stoutner/privacybrowser/coroutines/PopulateFilterListsCoroutine.kt
new file mode 100644
index 00000000..1ee2dbf0
--- /dev/null
+++ b/app/src/main/java/com/stoutner/privacybrowser/coroutines/PopulateFilterListsCoroutine.kt
@@ -0,0 +1,148 @@
+/*
+ * Copyright 2019,2021-2023 Soren Stoutner <soren@stoutner.com>.
+ *
+ * This file is part of Privacy Browser Android <https://www.stoutner.com/privacy-browser-android>.
+ *
+ * Privacy Browser Android is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Privacy Browser Android is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Privacy Browser Android.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.stoutner.privacybrowser.coroutines
+
+import android.app.Activity
+import android.content.Context
+import android.view.View
+import android.widget.RelativeLayout
+import android.widget.TextView
+import androidx.drawerlayout.widget.DrawerLayout
+
+import com.stoutner.privacybrowser.R
+import com.stoutner.privacybrowser.helpers.ParseFilterListHelper
+
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+
+import java.util.ArrayList
+
+class PopulateFilterListsCoroutine(context: Context) {
+    // The public interface is used to send information back to the parent activity.
+    interface PopulateFilterListsListener {
+        fun finishedPopulatingFilterLists(combinedFilterLists: ArrayList<ArrayList<List<Array<String>>>>)
+    }
+
+    // Define the class variables.
+    private val context: Context
+    private val populateFilterListsListener: PopulateFilterListsListener
+
+    // The public constructor.
+    init {
+        // Get a handle for the populate filter lists listener from the launching activity.
+        populateFilterListsListener = context as PopulateFilterListsListener
+
+        // Store the context.
+        this.context = context
+    }
+
+    fun populateFilterLists(activity: Activity) {
+        // Use a coroutine to populate the filter lists.
+        CoroutineScope(Dispatchers.Main).launch {
+            // Get handles for the views.
+            val drawerLayout = activity.findViewById<DrawerLayout>(R.id.drawerlayout)
+            val loadingFilterListsRelativeLayout = activity.findViewById<RelativeLayout>(R.id.loading_filterlists_relativelayout)
+            val loadingFilterListTextView = activity.findViewById<TextView>(R.id.loading_filterlist_textview)
+
+            // Show the loading filter lists screen.
+            loadingFilterListsRelativeLayout.visibility = View.VISIBLE
+
+            // Instantiate the filter list helper.
+            val parseFilterListHelper = ParseFilterListHelper()
+
+            // Create a combined array list.
+            val combinedFilterLists = ArrayList<ArrayList<List<Array<String>>>>()
+
+            // Advertise the loading of EasyList.
+            loadingFilterListTextView.text = context.getString(R.string.loading_easylist)
+
+            // Populate the filter lists on the IO thread.
+            withContext(Dispatchers.IO) {
+                // Populate EasyList.
+                val easyList = parseFilterListHelper.parseFilterList(context.assets, "filterlists/easylist.txt")
+
+                // Advertise the loading of EasyPrivacy.
+                withContext(Dispatchers.Main) {
+                    loadingFilterListTextView.text = context.getString(R.string.loading_easyprivacy)
+                }
+
+                // Populate EasyPrivacy.
+                val easyPrivacy = parseFilterListHelper.parseFilterList(context.assets, "filterlists/easyprivacy.txt")
+
+                // Advertise the loading of Fanboy's Annoyance List.
+                withContext(Dispatchers.Main) {
+                    loadingFilterListTextView.text = context.getString(R.string.loading_fanboys_annoyance_list)
+                }
+
+                // Populate Fanboy's Annoyance List.
+                val fanboysAnnoyanceList = parseFilterListHelper.parseFilterList(context.assets, "filterlists/fanboy-annoyance.txt")
+
+                // Advertise the loading of Fanboy's social blocking list.
+                withContext(Dispatchers.Main) {
+                    loadingFilterListTextView.text = context.getString(R.string.loading_fanboys_social_blocking_list)
+                }
+
+                // Populate Fanboy's Social Blocking List.
+                val fanboysSocialList = parseFilterListHelper.parseFilterList(context.assets, "filterlists/fanboy-social.txt")
+
+                // Advertise the loading of UltraList
+                withContext(Dispatchers.Main) {
+                    loadingFilterListTextView.text = context.getString(R.string.loading_ultralist)
+                }
+
+                // Populate UltraList.
+                val ultraList = parseFilterListHelper.parseFilterList(context.assets, "filterlists/ultralist.txt")
+
+                // Advertise the loading of UltraPrivacy.
+                withContext(Dispatchers.Main) {
+                    loadingFilterListTextView.text = context.getString(R.string.loading_ultraprivacy)
+                }
+
+                // Populate UltraPrivacy.
+                val ultraPrivacy = parseFilterListHelper.parseFilterList(context.assets, "filterlists/ultraprivacy.txt")
+
+                // Populate the combined array list.
+                combinedFilterLists.add(easyList)
+                combinedFilterLists.add(easyPrivacy)
+                combinedFilterLists.add(fanboysAnnoyanceList)
+                combinedFilterLists.add(fanboysSocialList)
+                combinedFilterLists.add(ultraList)
+                combinedFilterLists.add(ultraPrivacy)
+
+                // Update the UI.
+                withContext(Dispatchers.Main) {
+                    // Show the drawer layout.
+                    drawerLayout.visibility = View.VISIBLE
+
+                    // Hide the loading filter lists screen.
+                    loadingFilterListsRelativeLayout.visibility = View.GONE
+
+                    // Enable the sliding drawers.
+                    drawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED)
+
+                    // Add the first tab.
+                    populateFilterListsListener.finishedPopulatingFilterLists(combinedFilterLists)
+                }
+            }
+        }
+    }
+}