Remove unused method and dependency

See: commit 4c4c5839, #1167

Signed-off-by: Tim Krüger <t@timkrueger.me>

app/build.gradle

@@ -269,10 +269,6 @@ dependencies {
     implementation 'com.github.nextcloud:PopupBubble:1.0.6'
     implementation 'com.amulyakhare:com.amulyakhare.textdrawable:1.0.1'
 
-    implementation('eu.medsea.mimeutil:mime-util:2.1.3', {
-        exclude group: 'org.slf4j'
-    })
-
     implementation "com.afollestad.material-dialogs:core:${materialDialogsVersion}"
     implementation "com.afollestad.material-dialogs:datetime:${materialDialogsVersion}"
     implementation "com.afollestad.material-dialogs:bottomsheets:${materialDialogsVersion}"

app/src/main/java/com/nextcloud/talk/utils/TextMatchers.java

@@ -2,6 +2,8 @@
  * Nextcloud Talk application
  *
  * @author Mario Danic
+ * @author Tim Krüger
+ * Copyright (C) 2021 Tim Krüger <t@timkrueger.me>
  * Copyright (C) 2017-2018 Mario Danic <mario@lovelyhq.com>
  *
  * This program is free software: you can redistribute it and/or modify
@@ -22,71 +24,13 @@
 
 package com.nextcloud.talk.utils;
 
-import androidx.annotation.NonNull;
-import androidx.annotation.Nullable;
-import androidx.core.util.PatternsCompat;
-import com.nextcloud.talk.models.json.chat.ChatMessage;
 import com.vanniktech.emoji.EmojiInformation;
 import com.vanniktech.emoji.EmojiUtils;
-import eu.medsea.mimeutil.MimeUtil;
-import eu.medsea.mimeutil.detector.ExtensionMimeDetector;
-import eu.medsea.mimeutil.detector.MagicMimeMimeDetector;
-import eu.medsea.mimeutil.detector.OpendesktopMimeDetector;
 
-import java.util.ArrayList;
+import androidx.annotation.Nullable;
-import java.util.List;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
 
 public final class TextMatchers {
 
-    private static final String TAG = "TextMatchers";
-
-    public static ChatMessage.MessageType getMessageTypeFromString(@NonNull final String text) {
-        List<String> links = new ArrayList<>();
-        Matcher m = PatternsCompat.WEB_URL.matcher(text);
-        while (m.find()) {
-            String url = m.group();
-            links.add(url);
-        }
-
-        if (links.size() == 1 && text.trim().length() == links.get(0).length()) {
-            String specialLink = links.get(0);
-            if (specialLink.startsWith("https://media.giphy.com/") && specialLink.endsWith(".gif")) {
-                return ChatMessage.MessageType.SINGLE_LINK_GIPHY_MESSAGE;
-            } else if (specialLink.contains("tenor.com/") &&
-                    Pattern.compile("https://media.*\\.tenor\\.com.*\\.gif.*",
-                            Pattern.CASE_INSENSITIVE).matcher(specialLink).matches()) {
-                return ChatMessage.MessageType.SINGLE_LINK_TENOR_MESSAGE;
-            } else {
-                if (specialLink.contains("?")) {
-                    specialLink = specialLink.substring(0, specialLink.indexOf("?"));
-                }
-                MimeUtil.registerMimeDetector(MagicMimeMimeDetector.class.getName());
-                MimeUtil.registerMimeDetector(ExtensionMimeDetector.class.getName());
-                MimeUtil.registerMimeDetector(OpendesktopMimeDetector.class.getName());
-
-                String mimeType = MimeUtil.getMostSpecificMimeType(MimeUtil.getMimeTypes(specialLink)).toString();
-                if (mimeType.startsWith("image/")) {
-                    if (mimeType.equalsIgnoreCase("image/gif")) {
-                        return ChatMessage.MessageType.SINGLE_LINK_GIF_MESSAGE;
-                    } else {
-                        return ChatMessage.MessageType.SINGLE_LINK_IMAGE_MESSAGE;
-                    }
-                } else if (mimeType.startsWith("video/")) {
-                    return ChatMessage.MessageType.SINGLE_LINK_VIDEO_MESSAGE;
-                } else if (mimeType.startsWith("audio/")) {
-                    return ChatMessage.MessageType.SINGLE_LINK_AUDIO_MESSAGE;
-                }
-
-                return ChatMessage.MessageType.SINGLE_LINK_MESSAGE;
-            }
-        }
-
-        // if we have 0 or more than 1 link, we're a regular message
-        return ChatMessage.MessageType.REGULAR_TEXT_MESSAGE;
-    }
-
     public static boolean isMessageWithSingleEmoticonOnly(@Nullable final String text) {
         final EmojiInformation emojiInformation = EmojiUtils.emojiInformation(text);
         return (emojiInformation.isOnlyEmojis && emojiInformation.emojis.size() == 1);

app/src/test/java/com/nextcloud/talk/utils/TextMatchersTest.java

@@ -1,109 +0,0 @@
-/*
- * Nextcloud Talk application
- *
- * @author Mario Danic
- * Copyright (C) 2017-2019 Mario Danic <mario@lovelyhq.com>
- *
- * This program 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.
- *
- * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-package com.nextcloud.talk.utils;
-
-import com.nextcloud.talk.models.json.chat.ChatMessage;
-
-import org.junit.Test;
-
-import static org.junit.Assert.assertEquals;
-
-public class TextMatchersTest {
-
-    @Test
-    public void getMessageTypeFromString_regularTextGiven_regularTextMessageTypeReturned() {
-        String simpleMessageText = "Hello world! Have a cookie!";
-        String messageContainingLink = "Hello https://nextcloud.com! Have a good day";
-
-        assertEquals(ChatMessage.MessageType.REGULAR_TEXT_MESSAGE,
-                TextMatchers.getMessageTypeFromString(simpleMessageText));
-        assertEquals(ChatMessage.MessageType.REGULAR_TEXT_MESSAGE,
-                TextMatchers.getMessageTypeFromString(messageContainingLink));
-    }
-
-    @Test
-    public void getMessageTypeFromString_singleUrlTextGiven_singleLinkMessageTypeReturned() {
-        String simpleUrlText = "https://nextcloud.com/";
-        String complexUrlText = "https://docs.nextcloud.com/server/15/admin_manual/#target-audience";
-
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_MESSAGE,
-                TextMatchers.getMessageTypeFromString(simpleUrlText));
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_MESSAGE,
-                TextMatchers.getMessageTypeFromString(complexUrlText));
-    }
-
-    @Test
-    public void getMessageTypeFromString_imageLinkGiven_singleLinkImageMessageReturned() {
-        String simpleImageText = "https://nextcloud.com/image.jpg";
-        String complexImageUrlText = "https://nextcloud.com/wp-content/themes/next/assets/img/features/mobileDesktop.png?x22777";
-
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_IMAGE_MESSAGE,
-                TextMatchers.getMessageTypeFromString(simpleImageText));
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_IMAGE_MESSAGE,
-                TextMatchers.getMessageTypeFromString(complexImageUrlText));
-    }
-
-    @Test
-    public void getMessageTypeFromString_gifLinkGiven_gifMessageTypeReturned() {
-        String gifImageText = "https://nextcloud.com/funny.gif";
-
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_GIF_MESSAGE,
-                TextMatchers.getMessageTypeFromString(gifImageText));
-    }
-
-    @Test
-    public void getMessageTypeFromString_audioLinkGiven_audioMessageTypeReturned() {
-        String wavLink = "https://nextcloud.com/message.wav";
-        String mp3Link = "https://nextcloud.com/message.mp3";
-
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_AUDIO_MESSAGE,
-                TextMatchers.getMessageTypeFromString(wavLink));
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_AUDIO_MESSAGE,
-                TextMatchers.getMessageTypeFromString(mp3Link));
-    }
-
-    @Test
-    public void getMessageTypeFromString_videoLinkGiven_videoMessageTypeReturned() {
-        String mp4Link = "https://nextcloud.com/message.mp4";
-        String flvLink = "https://nextcloud.com/message.flv";
-
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_VIDEO_MESSAGE,
-                TextMatchers.getMessageTypeFromString(mp4Link));
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_VIDEO_MESSAGE,
-                TextMatchers.getMessageTypeFromString(flvLink));
-    }
-
-    @Test
-    public void getMessageTypeFromString_giphyLinkGiven_giphyMessageTypeReturned() {
-        String giphyLink = "https://media.giphy.com/media/11fucLQCTOdvBS/giphy.gif";
-
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_GIPHY_MESSAGE,
-                TextMatchers.getMessageTypeFromString(giphyLink));
-    }
-
-    @Test
-    public void getMessageTypeFromString_tenorLinkGiven_tenorMessageTypeReturned() {
-        String tenorLink = "https://media.tenor.com/images/d98e76e3930cf171cc39e301c9e974af/tenor.gif";
-
-        assertEquals(ChatMessage.MessageType.SINGLE_LINK_TENOR_MESSAGE,
-                TextMatchers.getMessageTypeFromString(tenorLink));
-    }
-}