From 66af3670c00cf9237a7a28c6371ddb4c3f7de7a3 Mon Sep 17 00:00:00 2001
From: 0xd9a <0xd9a@noreply.codeberg.org>
Date: Tue, 26 Oct 2021 21:25:46 +0530
Subject: [PATCH] Support wikiless

---
 .../android/client/Entities/Status.java       | 23 +++++++++
 .../fragments/ContentSettingsFragment.java    | 48 +++++++++++++++++++
 .../fedilab/android/helper/BaseHelper.java    | 11 +++++
 .../res/layout/fragment_settings_privacy.xml  | 46 ++++++++++++++++++
 app/src/main/res/values/strings.xml           |  4 ++
 5 files changed, 132 insertions(+)

diff --git a/app/src/main/java/app/fedilab/android/client/Entities/Status.java b/app/src/main/java/app/fedilab/android/client/Entities/Status.java
index fc163b56b..30ef36d0e 100644
--- a/app/src/main/java/app/fedilab/android/client/Entities/Status.java
+++ b/app/src/main/java/app/fedilab/android/client/Entities/Status.java
@@ -371,6 +371,29 @@ public class Status implements Parcelable {
             }
         }
 
+        matcher = Helper.wikipediaPattern.matcher(content);
+        boolean wikipedia = Helper.getSharedValue(context, Helper.REPLACE_WIKIPEDIA);
+        if (wikipedia) {
+            while (matcher.find()) {
+                String subdomain = matcher.group(1);
+                String path = matcher.group(2);
+                String wikipediaReplaceHost = sharedpreferences.getString(Helper.REPLACE_WIKIPEDIA_HOST, Helper.DEFAULT_REPLACE_WIKIPEDIA_HOST).toLowerCase();
+                String lang = "";
+                if (path != null && subdomain != null && !subdomain.equals("www")) {
+                    lang = (path.contains("?")) ? TextUtils.htmlEncode("&") : "?";
+                    lang = lang + "lang=" + subdomain;
+                }
+                content = content.replaceAll(
+                        "https://" + Pattern.quote(matcher.group()),
+                        Matcher.quoteReplacement("https://" + wikipediaReplaceHost + "/" + path + lang)
+                );
+                content = content.replaceAll(
+                        ">" + Pattern.quote(matcher.group()),
+                        Matcher.quoteReplacement(">" + wikipediaReplaceHost + "/" + path)
+                );
+            }
+        }
+
         Pattern aLink = Pattern.compile("<a((?!href).)*href=\"([^\"]*)\"[^>]*(((?!</a).)*)</a>");
         Matcher matcherALink = aLink.matcher(content);
         int count = 0;
diff --git a/app/src/main/java/app/fedilab/android/fragments/ContentSettingsFragment.java b/app/src/main/java/app/fedilab/android/fragments/ContentSettingsFragment.java
index d4ddc8666..1aaa5e7c7 100644
--- a/app/src/main/java/app/fedilab/android/fragments/ContentSettingsFragment.java
+++ b/app/src/main/java/app/fedilab/android/fragments/ContentSettingsFragment.java
@@ -2304,6 +2304,54 @@ public class ContentSettingsFragment extends Fragment implements OnRetrieveRemot
                     editor.apply();
                 }
             });
+
+            EditText replace_wikipedia_host_edit_text = rootView.findViewById(R.id.replace_wikipedia_host);
+            boolean replace_wikipedia = Helper.getSharedValue(context, Helper.REPLACE_WIKIPEDIA);
+            final SwitchCompat replace_wikipedia_switch = rootView.findViewById(R.id.replace_wikipedia);
+            replace_wikipedia_switch.setChecked(replace_wikipedia);
+
+            replace_wikipedia_switch.setOnClickListener(v -> {
+                SharedPreferences.Editor editor = sharedpreferences.edit();
+                editor.putBoolean(Helper.REPLACE_WIKIPEDIA, replace_wikipedia_switch.isChecked());
+                editor.apply();
+                if (replace_wikipedia_switch.isChecked()) {
+                    replace_wikipedia_host_edit_text.setVisibility(View.VISIBLE);
+                } else {
+                    replace_wikipedia_host_edit_text.setVisibility(View.GONE);
+                }
+            });
+            if (replace_wikipedia) {
+                replace_wikipedia_host_edit_text.setVisibility(View.VISIBLE);
+            } else {
+                replace_wikipedia_host_edit_text.setVisibility(View.GONE);
+            }
+
+            String replaceWikipediaHost = sharedpreferences.getString(Helper.REPLACE_WIKIPEDIA_HOST, null);
+            if (replaceWikipediaHost != null) {
+                replace_wikipedia_host_edit_text.setText(replaceWikipediaHost);
+            }
+            replace_wikipedia_host_edit_text.addTextChangedListener(new TextWatcher() {
+                @Override
+                public void beforeTextChanged(CharSequence s, int start, int count, int after) {
+
+                }
+
+                @Override
+                public void onTextChanged(CharSequence s, int start, int before, int count) {
+
+                }
+
+                @Override
+                public void afterTextChanged(Editable s) {
+                    SharedPreferences.Editor editor = sharedpreferences.edit();
+                    if (s.toString().trim().length() > 0) {
+                        editor.putString(Helper.REPLACE_WIKIPEDIA_HOST, s.toString().toLowerCase().trim());
+                    } else {
+                        editor.putString(Helper.REPLACE_WIKIPEDIA_HOST, null);
+                    }
+                    editor.apply();
+                }
+            });
         } else if (type == MENU) {
             rootView = inflater.inflate(R.layout.fragment_settings_menu, container, false);
 
diff --git a/app/src/main/java/app/fedilab/android/helper/BaseHelper.java b/app/src/main/java/app/fedilab/android/helper/BaseHelper.java
index fa026d0a6..f8a628a3c 100644
--- a/app/src/main/java/app/fedilab/android/helper/BaseHelper.java
+++ b/app/src/main/java/app/fedilab/android/helper/BaseHelper.java
@@ -458,6 +458,10 @@ public class BaseHelper {
     public static final String REPLACE_MEDIUM_HOST = "medium_replace_host";
     public static final String DEFAULT_REPLACE_MEDIUM_HOST = "scribe.rip";
 
+    public static final String REPLACE_WIKIPEDIA = "replace_wikipedia";
+    public static final String REPLACE_WIKIPEDIA_HOST = "wikipedia_replace_host";
+    public static final String DEFAULT_REPLACE_WIKIPEDIA_HOST = "wikiless.org";
+
     public static final String SET_NOTIF_VALIDATION = "set_share_validation";
     public static final String SET_NOTIF_VALIDATION_FAV = "set_share_validation_fav";
     public static final String SET_WIFI_ONLY = "set_wifi_only";
@@ -543,6 +547,7 @@ public class BaseHelper {
     public static final Pattern ouichesPattern = Pattern.compile("https?://ouich\\.es/tag/(\\w+)");
     public static final Pattern xmppPattern = Pattern.compile("xmpp:[-a-zA-Z0-9+$&@#/%?=~_|!:,.;]*[-a-zA-Z0-9+&@#/%=~_|]");
     public static final Pattern mediumPattern = Pattern.compile("([\\w@-]*)?\\.?medium.com/@?([/\\w-]+)");
+    public static final Pattern wikipediaPattern = Pattern.compile("([\\w_-]+)\\.wikipedia.org/(((?!([\"'<])).)*)");
     //Default values
     public final static int DEFAULT_VIDEO_WIDTH = 640;
     public final static int DEFAULT_VIDEO_BITRATE = 450000;
@@ -4475,6 +4480,12 @@ public class BaseHelper {
             } else {
                 return sharedpreferences.getBoolean(type, false);
             }
+        } else if (type.compareTo(Helper.REPLACE_WIKIPEDIA) == 0) {
+            if (BuildConfig.lite) {
+                return true;
+            } else {
+                return sharedpreferences.getBoolean(type, false);
+            }
         } else if (type.compareTo(Helper.SET_CONSOLE_MODE) == 0) {
             if (BuildConfig.lite) {
                 return false;
diff --git a/app/src/main/res/layout/fragment_settings_privacy.xml b/app/src/main/res/layout/fragment_settings_privacy.xml
index b99d4ae32..df79cc608 100644
--- a/app/src/main/res/layout/fragment_settings_privacy.xml
+++ b/app/src/main/res/layout/fragment_settings_privacy.xml
@@ -270,6 +270,52 @@
                         android:hint="@string/replace_medium_host"
                         android:inputType="textWebEditText" />
 
+                    <!-- Wikipedia Replacement -->
+                    <LinearLayout
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:layout_marginTop="@dimen/settings_option_margin"
+                        android:layout_marginBottom="@dimen/settings_option_margin"
+                        android:gravity="center_vertical"
+                        android:orientation="horizontal">
+
+                        <LinearLayout
+                            android:layout_width="0dp"
+                            android:layout_height="wrap_content"
+                            android:layout_marginEnd="10dp"
+                            android:layout_weight="1"
+                            android:orientation="vertical">
+
+                            <TextView
+                                android:layout_width="wrap_content"
+                                android:layout_height="wrap_content"
+                                android:text="@string/replace_wikipedia"
+                                android:textSize="16sp" />
+
+                            <TextView
+                                android:layout_width="wrap_content"
+                                android:layout_height="wrap_content"
+                                android:text="@string/replace_wikipedia_description"
+                                android:textColor="@color/mastodonC2"
+                                android:textSize="12sp" />
+
+                        </LinearLayout>
+
+                        <androidx.appcompat.widget.SwitchCompat
+                            android:id="@+id/replace_wikipedia"
+                            android:layout_width="wrap_content"
+                            android:layout_height="wrap_content" />
+
+                    </LinearLayout>
+
+                    <EditText
+                        android:id="@+id/replace_wikipedia_host"
+                        android:layout_width="match_parent"
+                        android:layout_height="wrap_content"
+                        android:ellipsize="end"
+                        android:hint="@string/replace_wikipedia_host"
+                        android:inputType="textWebEditText" />
+
                     <!-- utm parameters -->
                     <LinearLayout
                         android:layout_width="match_parent"
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index e7d87308f..0c11a237b 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1122,6 +1122,10 @@
     <string name="replace_medium_description">Replace medium.com links with an open source alternative front-end focused on privacy.</string>
     <string name="replace_medium_host">Default: scribe.rip</string>
 
+    <string name="replace_wikipedia">Replace Wikipedia links</string>
+    <string name="replace_wikipedia_description">Replace Wikipedia link with an open source alternative front-end focused on privacy.</string>
+    <string name="replace_wikipedia_host">Default: wikiless.org</string>
+
     <string name="set_hide_status_bar">Hide Fedilab notification bar</string>
     <string name="set_hide_status_bar_indication">For hiding the remaining notification in the status bar, tap on the eye icon button then uncheck: \"Display in status bar\"</string>
     <string name="set_push_notifications">Use a push notifications system for getting notifications in real time.</string>