package eu.siacs.conversations.ui.adapter; import android.Manifest; import android.app.Activity; import android.content.ActivityNotFoundException; import android.content.Intent; import android.content.SharedPreferences; import android.content.pm.PackageManager; import android.content.pm.ResolveInfo; import android.content.res.Resources; import android.graphics.Bitmap; import android.graphics.Color; import android.graphics.Typeface; import android.graphics.drawable.BitmapDrawable; import android.graphics.drawable.Drawable; import android.net.Uri; import android.os.AsyncTask; import android.preference.PreferenceManager; import android.support.annotation.ColorInt; import android.support.v4.app.ActivityCompat; import android.support.v4.content.ContextCompat; import android.text.Spannable; import android.text.SpannableString; import android.text.SpannableStringBuilder; import android.text.Spanned; import android.text.format.DateUtils; import android.text.style.ForegroundColorSpan; import android.text.style.RelativeSizeSpan; import android.text.style.StyleSpan; import android.text.util.Linkify; import android.util.DisplayMetrics; import android.util.Log; import android.view.ActionMode; import android.view.Menu; import android.view.MenuItem; import android.view.View; import android.view.View.OnClickListener; import android.view.ViewGroup; import android.view.WindowManager; import android.widget.ArrayAdapter; import android.widget.Button; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.RelativeLayout; import android.widget.TextView; import android.widget.Toast; import java.lang.ref.WeakReference; import java.net.URL; import java.util.List; import java.util.Locale; import java.util.concurrent.RejectedExecutionException; import java.util.regex.Matcher; import java.util.regex.Pattern; import eu.siacs.conversations.Config; import eu.siacs.conversations.R; import eu.siacs.conversations.crypto.axolotl.FingerprintStatus; import eu.siacs.conversations.entities.Account; import eu.siacs.conversations.entities.Conversation; import eu.siacs.conversations.entities.DownloadableFile; import eu.siacs.conversations.entities.Message; import eu.siacs.conversations.entities.Message.FileParams; import eu.siacs.conversations.entities.Transferable; import eu.siacs.conversations.persistance.FileBackend; import eu.siacs.conversations.services.MessageArchiveService; import eu.siacs.conversations.services.NotificationService; import eu.siacs.conversations.ui.ConversationsActivity; import eu.siacs.conversations.ui.ConversationFragment; import eu.siacs.conversations.ui.XmppActivity; import eu.siacs.conversations.ui.service.AudioPlayer; import eu.siacs.conversations.ui.text.DividerSpan; import eu.siacs.conversations.ui.text.FixedURLSpan; import eu.siacs.conversations.ui.text.QuoteSpan; import eu.siacs.conversations.ui.widget.ClickableMovementMethod; import eu.siacs.conversations.ui.widget.CopyTextView; import eu.siacs.conversations.ui.widget.ListSelectionManager; import eu.siacs.conversations.utils.CryptoHelper; import eu.siacs.conversations.utils.EmojiWrapper; import eu.siacs.conversations.utils.Emoticons; import eu.siacs.conversations.utils.GeoHelper; import eu.siacs.conversations.utils.Patterns; import eu.siacs.conversations.utils.StylingHelper; import eu.siacs.conversations.utils.UIHelper; import eu.siacs.conversations.utils.XmppUri; import eu.siacs.conversations.xmpp.mam.MamReference; public class MessageAdapter extends ArrayAdapter implements CopyTextView.CopyHandler { public static final String DATE_SEPARATOR_BODY = "DATE_SEPARATOR"; private static final int SENT = 0; private static final int RECEIVED = 1; private static final int STATUS = 2; private static final int DATE_SEPARATOR = 3; private static final Pattern XMPP_PATTERN = Pattern .compile("xmpp\\:(?:(?:[" + Patterns.GOOD_IRI_CHAR + "\\;\\/\\?\\@\\&\\=\\#\\~\\-\\.\\+\\!\\*\\'\\(\\)\\,\\_])" + "|(?:\\%[a-fA-F0-9]{2}))+"); private static final Linkify.TransformFilter WEBURL_TRANSFORM_FILTER = (matcher, url) -> { if (url == null) { return null; } final String lcUrl = url.toLowerCase(Locale.US); if (lcUrl.startsWith("http://") || lcUrl.startsWith("https://")) { return removeTrailingBracket(url); } else { return "http://" + removeTrailingBracket(url); } }; private static String removeTrailingBracket(final String url) { int numOpenBrackets = 0; for(char c : url.toCharArray()) { if (c=='(') { ++numOpenBrackets; } else if (c==')') { --numOpenBrackets; } } if (numOpenBrackets != 0 && url.charAt(url.length() - 1) == ')') { return url.substring(0,url.length() - 1); } else { return url; } } private static final Linkify.MatchFilter WEBURL_MATCH_FILTER = (cs, start, end) -> start < 1 || (cs.charAt(start - 1) != '@' && cs.charAt(start - 1) != '.' && !cs.subSequence(Math.max(0, start - 3), start).equals("://")); private static final Linkify.MatchFilter XMPPURI_MATCH_FILTER = (s, start, end) -> { XmppUri uri = new XmppUri(s.subSequence(start, end).toString()); return uri.isJidValid(); }; private final XmppActivity activity; private final ListSelectionManager listSelectionManager = new ListSelectionManager(); private final AudioPlayer audioPlayer; private DisplayMetrics metrics; private OnContactPictureClicked mOnContactPictureClickedListener; private OnContactPictureLongClicked mOnContactPictureLongClickedListener; private boolean mIndicateReceived = false; private boolean mUseGreenBackground = false; private OnQuoteListener onQuoteListener; public MessageAdapter(XmppActivity activity, List messages) { super(activity, 0, messages); this.audioPlayer = new AudioPlayer(this); this.activity = activity; metrics = getContext().getResources().getDisplayMetrics(); updatePreferences(); } public static boolean cancelPotentialWork(Message message, ImageView imageView) { final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView); if (bitmapWorkerTask != null) { final Message oldMessage = bitmapWorkerTask.message; if (oldMessage == null || message != oldMessage) { bitmapWorkerTask.cancel(true); } else { return false; } } return true; } private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) { if (imageView != null) { final Drawable drawable = imageView.getDrawable(); if (drawable instanceof AsyncDrawable) { final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable; return asyncDrawable.getBitmapWorkerTask(); } } return null; } public void flagScreenOn() { activity.getWindow().addFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); } public void flagScreenOff() { activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON); } public void setOnContactPictureClicked(OnContactPictureClicked listener) { this.mOnContactPictureClickedListener = listener; } public Activity getActivity() { return activity; } public void setOnContactPictureLongClicked( OnContactPictureLongClicked listener) { this.mOnContactPictureLongClickedListener = listener; } public void setOnQuoteListener(OnQuoteListener listener) { this.onQuoteListener = listener; } @Override public int getViewTypeCount() { return 4; } public int getItemViewType(Message message) { if (message.getType() == Message.TYPE_STATUS) { if (DATE_SEPARATOR_BODY.equals(message.getBody())) { return DATE_SEPARATOR; } else { return STATUS; } } else if (message.getStatus() <= Message.STATUS_RECEIVED) { return RECEIVED; } return SENT; } @Override public int getItemViewType(int position) { return this.getItemViewType(getItem(position)); } public int getMessageTextColor(boolean onDark, boolean primary) { if (onDark) { return ContextCompat.getColor(activity, primary ? R.color.white : R.color.white70); } else { return ContextCompat.getColor(activity, primary ? R.color.black87 : R.color.black54); } } private void displayStatus(ViewHolder viewHolder, Message message, int type, boolean darkBackground) { String filesize = null; String info = null; boolean error = false; if (viewHolder.indicatorReceived != null) { viewHolder.indicatorReceived.setVisibility(View.GONE); } if (viewHolder.edit_indicator != null) { if (message.edited()) { viewHolder.edit_indicator.setVisibility(View.VISIBLE); viewHolder.edit_indicator.setImageResource(darkBackground ? R.drawable.ic_mode_edit_white_18dp : R.drawable.ic_mode_edit_black_18dp); viewHolder.edit_indicator.setAlpha(darkBackground ? 0.7f : 0.57f); } else { viewHolder.edit_indicator.setVisibility(View.GONE); } } boolean multiReceived = message.getConversation().getMode() == Conversation.MODE_MULTI && message.getMergedStatus() <= Message.STATUS_RECEIVED; if (message.getType() == Message.TYPE_IMAGE || message.getType() == Message.TYPE_FILE || message.getTransferable() != null) { FileParams params = message.getFileParams(); if (params.size > (1.5 * 1024 * 1024)) { filesize = Math.round(params.size * 1f / (1024 * 1024)) + " MiB"; } else if (params.size >= 1024) { filesize = Math.round(params.size * 1f / 1024) + " KiB"; } else if (params.size > 0) { filesize = params.size + " B"; } if (message.getTransferable() != null && message.getTransferable().getStatus() == Transferable.STATUS_FAILED) { error = true; } } switch (message.getMergedStatus()) { case Message.STATUS_WAITING: info = getContext().getString(R.string.waiting); break; case Message.STATUS_UNSEND: Transferable d = message.getTransferable(); if (d != null) { info = getContext().getString(R.string.sending_file, d.getProgress()); } else { info = getContext().getString(R.string.sending); } break; case Message.STATUS_OFFERED: info = getContext().getString(R.string.offering); break; case Message.STATUS_SEND_RECEIVED: if (mIndicateReceived) { viewHolder.indicatorReceived.setVisibility(View.VISIBLE); } break; case Message.STATUS_SEND_DISPLAYED: if (mIndicateReceived) { viewHolder.indicatorReceived.setVisibility(View.VISIBLE); } break; case Message.STATUS_SEND_FAILED: info = getContext().getString(R.string.send_failed); error = true; break; default: if (multiReceived) { info = UIHelper.getMessageDisplayName(message); } break; } if (error && type == SENT) { viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_Waring); } else { if (darkBackground) { viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption_OnDark); } else { viewHolder.time.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Caption); } viewHolder.time.setTextColor(this.getMessageTextColor(darkBackground, false)); } if (message.getEncryption() == Message.ENCRYPTION_NONE) { viewHolder.indicator.setVisibility(View.GONE); } else { boolean verified = false; if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL) { final FingerprintStatus status = message.getConversation() .getAccount().getAxolotlService().getFingerprintTrust( message.getFingerprint()); if (status != null && status.isVerified()) { verified = true; } } if (verified) { viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_verified_user_white_18dp : R.drawable.ic_verified_user_black_18dp); } else { viewHolder.indicator.setImageResource(darkBackground ? R.drawable.ic_lock_white_18dp : R.drawable.ic_lock_black_18dp); } if (darkBackground) { viewHolder.indicator.setAlpha(0.7f); } else { viewHolder.indicator.setAlpha(0.57f); } viewHolder.indicator.setVisibility(View.VISIBLE); } String formatedTime = UIHelper.readableTimeDifferenceFull(getContext(), message.getMergedTimeSent()); if (message.getStatus() <= Message.STATUS_RECEIVED) { if ((filesize != null) && (info != null)) { viewHolder.time.setText(formatedTime + " \u00B7 " + filesize + " \u00B7 " + info); } else if ((filesize == null) && (info != null)) { viewHolder.time.setText(formatedTime + " \u00B7 " + info); } else if ((filesize != null) && (info == null)) { viewHolder.time.setText(formatedTime + " \u00B7 " + filesize); } else { viewHolder.time.setText(formatedTime); } } else { if ((filesize != null) && (info != null)) { viewHolder.time.setText(filesize + " \u00B7 " + info); } else if ((filesize == null) && (info != null)) { if (error) { viewHolder.time.setText(info + " \u00B7 " + formatedTime); } else { viewHolder.time.setText(info); } } else if ((filesize != null) && (info == null)) { viewHolder.time.setText(filesize + " \u00B7 " + formatedTime); } else { viewHolder.time.setText(formatedTime); } } } private void displayInfoMessage(ViewHolder viewHolder, String text, boolean darkBackground) { viewHolder.download_button.setVisibility(View.GONE); viewHolder.audioPlayer.setVisibility(View.GONE); viewHolder.image.setVisibility(View.GONE); viewHolder.messageBody.setVisibility(View.VISIBLE); viewHolder.messageBody.setText(text); if (darkBackground) { viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Secondary_OnDark); } else { viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Secondary); } viewHolder.messageBody.setTextIsSelectable(false); } private void displayEmojiMessage(final ViewHolder viewHolder, final String body, final boolean darkBackground) { viewHolder.download_button.setVisibility(View.GONE); viewHolder.audioPlayer.setVisibility(View.GONE); viewHolder.image.setVisibility(View.GONE); viewHolder.messageBody.setVisibility(View.VISIBLE); if (darkBackground) { viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Emoji_OnDark); } else { viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_Emoji); } Spannable span = new SpannableString(body); float size = Emoticons.isEmoji(body) ? 3.0f : 2.0f; span.setSpan(new RelativeSizeSpan(size), 0, body.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); viewHolder.messageBody.setText(EmojiWrapper.transform(span)); } private int applyQuoteSpan(SpannableStringBuilder body, int start, int end, boolean darkBackground) { if (start > 1 && !"\n\n".equals(body.subSequence(start - 2, start).toString())) { body.insert(start++, "\n"); body.setSpan(new DividerSpan(false), start - 2, start, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); end++; } if (end < body.length() - 1 && !"\n\n".equals(body.subSequence(end, end + 2).toString())) { body.insert(end, "\n"); body.setSpan(new DividerSpan(false), end, end + 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); } int color = darkBackground ? this.getMessageTextColor(darkBackground, false) : ContextCompat.getColor(activity, R.color.bubble); DisplayMetrics metrics = getContext().getResources().getDisplayMetrics(); body.setSpan(new QuoteSpan(color, metrics), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); return 0; } /** * Applies QuoteSpan to group of lines which starts with > or ยป characters. * Appends likebreaks and applies DividerSpan to them to show a padding between quote and text. */ private boolean handleTextQuotes(SpannableStringBuilder body, boolean darkBackground) { boolean startsWithQuote = false; char previous = '\n'; int lineStart = -1; int lineTextStart = -1; int quoteStart = -1; for (int i = 0; i <= body.length(); i++) { char current = body.length() > i ? body.charAt(i) : '\n'; if (lineStart == -1) { if (previous == '\n') { if ((current == '>' && UIHelper.isPositionFollowedByQuoteableCharacter(body, i)) || current == '\u00bb' && !UIHelper.isPositionFollowedByQuote(body, i)) { // Line start with quote lineStart = i; if (quoteStart == -1) quoteStart = i; if (i == 0) startsWithQuote = true; } else if (quoteStart >= 0) { // Line start without quote, apply spans there applyQuoteSpan(body, quoteStart, i - 1, darkBackground); quoteStart = -1; } } } else { // Remove extra spaces between > and first character in the line // > character will be removed too if (current != ' ' && lineTextStart == -1) { lineTextStart = i; } if (current == '\n') { body.delete(lineStart, lineTextStart); i -= lineTextStart - lineStart; if (i == lineStart) { // Avoid empty lines because span over empty line can be hidden body.insert(i++, " "); } lineStart = -1; lineTextStart = -1; } } previous = current; } if (quoteStart >= 0) { // Apply spans to finishing open quote applyQuoteSpan(body, quoteStart, body.length(), darkBackground); } return startsWithQuote; } private void displayTextMessage(final ViewHolder viewHolder, final Message message, boolean darkBackground, int type) { viewHolder.download_button.setVisibility(View.GONE); viewHolder.image.setVisibility(View.GONE); viewHolder.audioPlayer.setVisibility(View.GONE); viewHolder.messageBody.setVisibility(View.VISIBLE); if (darkBackground) { viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1_OnDark); } else { viewHolder.messageBody.setTextAppearance(getContext(), R.style.TextAppearance_Conversations_Body1); } viewHolder.messageBody.setHighlightColor(ContextCompat.getColor(activity, darkBackground ? (type == SENT || !mUseGreenBackground ? R.color.black26 : R.color.grey800) : R.color.grey500)); viewHolder.messageBody.setTypeface(null, Typeface.NORMAL); if (message.getBody() != null) { final String nick = UIHelper.getMessageDisplayName(message); SpannableStringBuilder body = message.getMergedBody(); boolean hasMeCommand = message.hasMeCommand(); if (hasMeCommand) { body = body.replace(0, Message.ME_COMMAND.length(), nick + " "); } if (body.length() > Config.MAX_DISPLAY_MESSAGE_CHARS) { body = new SpannableStringBuilder(body, 0, Config.MAX_DISPLAY_MESSAGE_CHARS); body.append("\u2026"); } Message.MergeSeparator[] mergeSeparators = body.getSpans(0, body.length(), Message.MergeSeparator.class); for (Message.MergeSeparator mergeSeparator : mergeSeparators) { int start = body.getSpanStart(mergeSeparator); int end = body.getSpanEnd(mergeSeparator); body.setSpan(new DividerSpan(true), start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); } boolean startsWithQuote = handleTextQuotes(body, darkBackground); if (message.getType() != Message.TYPE_PRIVATE) { if (hasMeCommand) { body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), 0, nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); } } else { String privateMarker; if (message.getStatus() <= Message.STATUS_RECEIVED) { privateMarker = activity.getString(R.string.private_message); } else { final String to; if (message.getCounterpart() != null) { to = message.getCounterpart().getResource(); } else { to = ""; } privateMarker = activity.getString(R.string.private_message_to, to); } body.insert(0, privateMarker); int privateMarkerIndex = privateMarker.length(); if (startsWithQuote) { body.insert(privateMarkerIndex, "\n\n"); body.setSpan(new DividerSpan(false), privateMarkerIndex, privateMarkerIndex + 2, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); } else { body.insert(privateMarkerIndex, " "); } body.setSpan(new ForegroundColorSpan(getMessageTextColor(darkBackground, false)), 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); body.setSpan(new StyleSpan(Typeface.BOLD), 0, privateMarkerIndex, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); if (hasMeCommand) { body.setSpan(new StyleSpan(Typeface.BOLD_ITALIC), privateMarkerIndex + 1, privateMarkerIndex + 1 + nick.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); } } if (message.getConversation().getMode() == Conversation.MODE_MULTI && message.getStatus() == Message.STATUS_RECEIVED) { Pattern pattern = NotificationService.generateNickHighlightPattern(message.getConversation().getMucOptions().getActualNick()); Matcher matcher = pattern.matcher(body); while (matcher.find()) { body.setSpan(new StyleSpan(Typeface.BOLD), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); } } Matcher matcher = Emoticons.generatePattern(body).matcher(body); while (matcher.find()) { if (matcher.start() < matcher.end()) { body.setSpan(new RelativeSizeSpan(1.2f), matcher.start(), matcher.end(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); } } StylingHelper.format(body, viewHolder.messageBody.getCurrentTextColor()); Linkify.addLinks(body, XMPP_PATTERN, "xmpp", XMPPURI_MATCH_FILTER, null); Linkify.addLinks(body, Patterns.AUTOLINK_WEB_URL, "http", WEBURL_MATCH_FILTER, WEBURL_TRANSFORM_FILTER); Linkify.addLinks(body, GeoHelper.GEO_URI, "geo"); FixedURLSpan.fix(body); viewHolder.messageBody.setAutoLinkMask(0); viewHolder.messageBody.setText(EmojiWrapper.transform(body)); viewHolder.messageBody.setTextIsSelectable(true); viewHolder.messageBody.setMovementMethod(ClickableMovementMethod.getInstance()); listSelectionManager.onUpdate(viewHolder.messageBody, message); } else { viewHolder.messageBody.setText(""); viewHolder.messageBody.setTextIsSelectable(false); } } private void displayDownloadableMessage(ViewHolder viewHolder, final Message message, String text) { viewHolder.image.setVisibility(View.GONE); viewHolder.messageBody.setVisibility(View.GONE); viewHolder.audioPlayer.setVisibility(View.GONE); viewHolder.download_button.setVisibility(View.VISIBLE); viewHolder.download_button.setText(text); viewHolder.download_button.setOnClickListener(v -> ConversationFragment.downloadFile(activity, message)); } private void displayOpenableMessage(ViewHolder viewHolder, final Message message) { viewHolder.image.setVisibility(View.GONE); viewHolder.messageBody.setVisibility(View.GONE); viewHolder.audioPlayer.setVisibility(View.GONE); viewHolder.download_button.setVisibility(View.VISIBLE); viewHolder.download_button.setText(activity.getString(R.string.open_x_file, UIHelper.getFileDescriptionString(activity, message))); viewHolder.download_button.setOnClickListener(v -> openDownloadable(message)); } private void displayLocationMessage(ViewHolder viewHolder, final Message message) { viewHolder.image.setVisibility(View.GONE); viewHolder.messageBody.setVisibility(View.GONE); viewHolder.audioPlayer.setVisibility(View.GONE); viewHolder.download_button.setVisibility(View.VISIBLE); viewHolder.download_button.setText(R.string.show_location); viewHolder.download_button.setOnClickListener(v -> showLocation(message)); } private void displayAudioMessage(ViewHolder viewHolder, Message message, boolean darkBackground) { viewHolder.image.setVisibility(View.GONE); viewHolder.messageBody.setVisibility(View.GONE); viewHolder.download_button.setVisibility(View.GONE); final RelativeLayout audioPlayer = viewHolder.audioPlayer; audioPlayer.setVisibility(View.VISIBLE); AudioPlayer.ViewHolder.get(audioPlayer).setDarkBackground(darkBackground); this.audioPlayer.init(audioPlayer, message); } private void displayImageMessage(ViewHolder viewHolder, final Message message) { viewHolder.download_button.setVisibility(View.GONE); viewHolder.messageBody.setVisibility(View.GONE); viewHolder.audioPlayer.setVisibility(View.GONE); viewHolder.image.setVisibility(View.VISIBLE); FileParams params = message.getFileParams(); double target = metrics.density * 288; int scaledW; int scaledH; if (Math.max(params.height, params.width) * metrics.density <= target) { scaledW = (int) (params.width * metrics.density); scaledH = (int) (params.height * metrics.density); } else if (Math.max(params.height, params.width) <= target) { scaledW = params.width; scaledH = params.height; } else if (params.width <= params.height) { scaledW = (int) (params.width / ((double) params.height / target)); scaledH = (int) target; } else { scaledW = (int) target; scaledH = (int) (params.height / ((double) params.width / target)); } LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(scaledW, scaledH); layoutParams.setMargins(0, (int) (metrics.density * 4), 0, (int) (metrics.density * 4)); viewHolder.image.setLayoutParams(layoutParams); activity.loadBitmap(message, viewHolder.image); viewHolder.image.setOnClickListener(v -> openDownloadable(message)); } private void loadMoreMessages(Conversation conversation) { conversation.setLastClearHistory(0, null); activity.xmppConnectionService.updateConversation(conversation); conversation.setHasMessagesLeftOnServer(true); conversation.setFirstMamReference(null); long timestamp = conversation.getLastMessageTransmitted().getTimestamp(); if (timestamp == 0) { timestamp = System.currentTimeMillis(); } conversation.messagesLoaded.set(true); MessageArchiveService.Query query = activity.xmppConnectionService.getMessageArchiveService().query(conversation, new MamReference(0), timestamp, false); if (query != null) { Toast.makeText(activity, R.string.fetching_history_from_server, Toast.LENGTH_LONG).show(); } else { Toast.makeText(activity, R.string.not_fetching_history_retention_period, Toast.LENGTH_SHORT).show(); } } @Override public View getView(int position, View view, ViewGroup parent) { final Message message = getItem(position); final boolean omemoEncryption = message.getEncryption() == Message.ENCRYPTION_AXOLOTL; final boolean isInValidSession = message.isValidInSession() && (!omemoEncryption || message.isTrusted()); final Conversation conversation = message.getConversation(); final Account account = conversation.getAccount(); final int type = getItemViewType(position); ViewHolder viewHolder; if (view == null) { viewHolder = new ViewHolder(); switch (type) { case DATE_SEPARATOR: view = activity.getLayoutInflater().inflate(R.layout.message_date_bubble, parent, false); viewHolder.status_message = view.findViewById(R.id.message_body); viewHolder.message_box = view.findViewById(R.id.message_box); break; case SENT: view = activity.getLayoutInflater().inflate(R.layout.message_sent, parent, false); viewHolder.message_box = view.findViewById(R.id.message_box); viewHolder.contact_picture = view.findViewById(R.id.message_photo); viewHolder.download_button = view.findViewById(R.id.download_button); viewHolder.indicator = view.findViewById(R.id.security_indicator); viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator); viewHolder.image = view.findViewById(R.id.message_image); viewHolder.messageBody = view.findViewById(R.id.message_body); viewHolder.time = view.findViewById(R.id.message_time); viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received); viewHolder.audioPlayer = view.findViewById(R.id.audio_player); break; case RECEIVED: view = activity.getLayoutInflater().inflate(R.layout.message_received, parent, false); viewHolder.message_box = view.findViewById(R.id.message_box); viewHolder.contact_picture = view.findViewById(R.id.message_photo); viewHolder.download_button = view.findViewById(R.id.download_button); viewHolder.indicator = view.findViewById(R.id.security_indicator); viewHolder.edit_indicator = view.findViewById(R.id.edit_indicator); viewHolder.image = view.findViewById(R.id.message_image); viewHolder.messageBody = view.findViewById(R.id.message_body); viewHolder.time = view.findViewById(R.id.message_time); viewHolder.indicatorReceived = view.findViewById(R.id.indicator_received); viewHolder.encryption = view.findViewById(R.id.message_encryption); viewHolder.audioPlayer = view.findViewById(R.id.audio_player); break; case STATUS: view = activity.getLayoutInflater().inflate(R.layout.message_status, parent, false); viewHolder.contact_picture = view.findViewById(R.id.message_photo); viewHolder.status_message = view.findViewById(R.id.status_message); viewHolder.load_more_messages = view.findViewById(R.id.load_more_messages); break; default: throw new AssertionError("Unknown view type"); } if (viewHolder.messageBody != null) { listSelectionManager.onCreate(viewHolder.messageBody, new MessageBodyActionModeCallback(viewHolder.messageBody)); viewHolder.messageBody.setCopyHandler(this); } view.setTag(viewHolder); } else { viewHolder = (ViewHolder) view.getTag(); if (viewHolder == null) { return view; } } boolean darkBackground = type == RECEIVED && (!isInValidSession || mUseGreenBackground) || activity.isDarkTheme(); if (type == DATE_SEPARATOR) { if (UIHelper.today(message.getTimeSent())) { viewHolder.status_message.setText(R.string.today); } else if (UIHelper.yesterday(message.getTimeSent())) { viewHolder.status_message.setText(R.string.yesterday); } else { viewHolder.status_message.setText(DateUtils.formatDateTime(activity, message.getTimeSent(), DateUtils.FORMAT_SHOW_DATE | DateUtils.FORMAT_SHOW_YEAR)); } viewHolder.message_box.setBackgroundResource(activity.isDarkTheme() ? R.drawable.date_bubble_grey : R.drawable.date_bubble_white); return view; } else if (type == STATUS) { if ("LOAD_MORE".equals(message.getBody())) { viewHolder.status_message.setVisibility(View.GONE); viewHolder.contact_picture.setVisibility(View.GONE); viewHolder.load_more_messages.setVisibility(View.VISIBLE); viewHolder.load_more_messages.setOnClickListener(v -> loadMoreMessages(message.getConversation())); } else { viewHolder.status_message.setVisibility(View.VISIBLE); viewHolder.load_more_messages.setVisibility(View.GONE); viewHolder.status_message.setText(message.getBody()); boolean showAvatar; if (conversation.getMode() == Conversation.MODE_SINGLE) { showAvatar = true; loadAvatar(message, viewHolder.contact_picture, activity.getPixel(32)); } else if (message.getCounterpart() != null || message.getTrueCounterpart() != null || (message.getCounterparts() != null && message.getCounterparts().size() > 0)) { showAvatar = true; loadAvatar(message, viewHolder.contact_picture, activity.getPixel(32)); } else { showAvatar = false; } if (showAvatar) { viewHolder.contact_picture.setAlpha(0.5f); viewHolder.contact_picture.setVisibility(View.VISIBLE); } else { viewHolder.contact_picture.setVisibility(View.GONE); } } return view; } else { loadAvatar(message, viewHolder.contact_picture, activity.getPixel(48)); } resetClickListener(viewHolder.message_box, viewHolder.messageBody); viewHolder.contact_picture.setOnClickListener(v -> { if (MessageAdapter.this.mOnContactPictureClickedListener != null) { MessageAdapter.this.mOnContactPictureClickedListener .onContactPictureClicked(message); } }); viewHolder.contact_picture.setOnLongClickListener(v -> { if (MessageAdapter.this.mOnContactPictureLongClickedListener != null) { MessageAdapter.this.mOnContactPictureLongClickedListener .onContactPictureLongClicked(message); return true; } else { return false; } }); final Transferable transferable = message.getTransferable(); if (transferable != null && transferable.getStatus() != Transferable.STATUS_UPLOADING) { if (transferable.getStatus() == Transferable.STATUS_OFFER) { displayDownloadableMessage(viewHolder, message, activity.getString(R.string.download_x_file, UIHelper.getFileDescriptionString(activity, message))); } else if (transferable.getStatus() == Transferable.STATUS_OFFER_CHECK_FILESIZE) { displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message))); } else { displayInfoMessage(viewHolder, UIHelper.getMessagePreview(activity, message).first, darkBackground); } } else if (message.getType() == Message.TYPE_IMAGE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) { displayImageMessage(viewHolder, message); } else if (message.getType() == Message.TYPE_FILE && message.getEncryption() != Message.ENCRYPTION_PGP && message.getEncryption() != Message.ENCRYPTION_DECRYPTION_FAILED) { if (message.getFileParams().width > 0 && message.getFileParams().height > 0) { displayImageMessage(viewHolder, message); } else if (message.getFileParams().runtime > 0) { displayAudioMessage(viewHolder, message, darkBackground); } else { displayOpenableMessage(viewHolder, message); } } else if (message.getEncryption() == Message.ENCRYPTION_PGP) { if (account.isPgpDecryptionServiceConnected()) { if (!account.hasPendingPgpIntent(conversation)) { displayInfoMessage(viewHolder, activity.getString(R.string.message_decrypting), darkBackground); } else { displayInfoMessage(viewHolder, activity.getString(R.string.pgp_message), darkBackground); } } else { displayInfoMessage(viewHolder, activity.getString(R.string.install_openkeychain), darkBackground); viewHolder.message_box.setOnClickListener(this::promptOpenKeychainInstall); viewHolder.messageBody.setOnClickListener(this::promptOpenKeychainInstall); } } else if (message.getEncryption() == Message.ENCRYPTION_DECRYPTION_FAILED) { displayInfoMessage(viewHolder, activity.getString(R.string.decryption_failed), darkBackground); } else if (message.getEncryption() == Message.ENCRYPTION_AXOLOTL_NOT_FOR_THIS_DEVICE) { displayInfoMessage(viewHolder, activity.getString(R.string.not_encrypted_for_this_device), darkBackground); } else { if (message.isGeoUri()) { displayLocationMessage(viewHolder, message); } else if (message.bodyIsOnlyEmojis() && message.getType() != Message.TYPE_PRIVATE) { displayEmojiMessage(viewHolder, message.getBody().trim(), darkBackground); } else if (message.treatAsDownloadable()) { try { URL url = new URL(message.getBody()); displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize_on_host, UIHelper.getFileDescriptionString(activity, message), url.getHost())); } catch (Exception e) { displayDownloadableMessage(viewHolder, message, activity.getString(R.string.check_x_filesize, UIHelper.getFileDescriptionString(activity, message))); } } else { displayTextMessage(viewHolder, message, darkBackground, type); } } if (type == RECEIVED) { if (isInValidSession) { int bubble; if (!mUseGreenBackground) { bubble = activity.getThemeResource(R.attr.message_bubble_received_monochrome, R.drawable.message_bubble_received_white); } else { bubble = activity.getThemeResource(R.attr.message_bubble_received_green, R.drawable.message_bubble_received); } viewHolder.message_box.setBackgroundResource(bubble); viewHolder.encryption.setVisibility(View.GONE); } else { viewHolder.message_box.setBackgroundResource(R.drawable.message_bubble_received_warning); viewHolder.encryption.setVisibility(View.VISIBLE); if (omemoEncryption && !message.isTrusted()) { viewHolder.encryption.setText(R.string.not_trusted); } else { viewHolder.encryption.setText(CryptoHelper.encryptionTypeToText(message.getEncryption())); } } } displayStatus(viewHolder, message, type, darkBackground); return view; } private void promptOpenKeychainInstall(View view) { activity.showInstallPgpDialog(); } private static void resetClickListener(View... views) { for(View view : views) { view.setOnClickListener(null); } } @Override public void notifyDataSetChanged() { listSelectionManager.onBeforeNotifyDataSetChanged(); super.notifyDataSetChanged(); listSelectionManager.onAfterNotifyDataSetChanged(); } private String transformText(CharSequence text, int start, int end, boolean forCopy) { SpannableStringBuilder builder = new SpannableStringBuilder(text); Object copySpan = new Object(); builder.setSpan(copySpan, start, end, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE); DividerSpan[] dividerSpans = builder.getSpans(0, builder.length(), DividerSpan.class); for (DividerSpan dividerSpan : dividerSpans) { builder.replace(builder.getSpanStart(dividerSpan), builder.getSpanEnd(dividerSpan), dividerSpan.isLarge() ? "\n\n" : "\n"); } start = builder.getSpanStart(copySpan); end = builder.getSpanEnd(copySpan); if (start == -1 || end == -1) return ""; builder = new SpannableStringBuilder(builder, start, end); if (forCopy) { QuoteSpan[] quoteSpans = builder.getSpans(0, builder.length(), QuoteSpan.class); for (QuoteSpan quoteSpan : quoteSpans) { builder.insert(builder.getSpanStart(quoteSpan), "> "); } } return builder.toString(); } @Override public String transformTextForCopy(CharSequence text, int start, int end) { if (text instanceof Spanned) { return transformText(text, start, end, true); } else { return text.toString().substring(start, end); } } public FileBackend getFileBackend() { return activity.xmppConnectionService.getFileBackend(); } public void stopAudioPlayer() { audioPlayer.stop(); } public void startStopPending() { audioPlayer.startStopPending(); } public void openDownloadable(Message message) { if (ContextCompat.checkSelfPermission(activity, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) { ConversationFragment.registerPendingMessage(activity, message); ActivityCompat.requestPermissions(activity, new String[]{Manifest.permission.WRITE_EXTERNAL_STORAGE}, ConversationsActivity.REQUEST_OPEN_MESSAGE); return; } DownloadableFile file = activity.xmppConnectionService.getFileBackend().getFile(message); if (!file.exists()) { Toast.makeText(activity, R.string.file_deleted, Toast.LENGTH_SHORT).show(); return; } Intent openIntent = new Intent(Intent.ACTION_VIEW); String mime = file.getMimeType(); if (mime == null) { mime = "*/*"; } Uri uri; try { uri = FileBackend.getUriForFile(activity, file); } catch (SecurityException e) { Log.d(Config.LOGTAG, "No permission to access " + file.getAbsolutePath(), e); Toast.makeText(activity, activity.getString(R.string.no_permission_to_access_x, file.getAbsolutePath()), Toast.LENGTH_SHORT).show(); return; } openIntent.setDataAndType(uri, mime); openIntent.addFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION); PackageManager manager = activity.getPackageManager(); List info = manager.queryIntentActivities(openIntent, 0); if (info.size() == 0) { openIntent.setDataAndType(uri, "*/*"); } try { getContext().startActivity(openIntent); } catch (ActivityNotFoundException e) { Toast.makeText(activity, R.string.no_application_found_to_open_file, Toast.LENGTH_SHORT).show(); } } public void showLocation(Message message) { for (Intent intent : GeoHelper.createGeoIntentsFromMessage(message)) { if (intent.resolveActivity(getContext().getPackageManager()) != null) { getContext().startActivity(intent); return; } } Toast.makeText(activity, R.string.no_application_found_to_display_location, Toast.LENGTH_SHORT).show(); } public void updatePreferences() { SharedPreferences p = PreferenceManager.getDefaultSharedPreferences(activity); this.mIndicateReceived = p.getBoolean("indicate_received", activity.getResources().getBoolean(R.bool.indicate_received)); this.mUseGreenBackground = p.getBoolean("use_green_background", activity.getResources().getBoolean(R.bool.use_green_background)); } public void loadAvatar(Message message, ImageView imageView, int size) { if (cancelPotentialWork(message, imageView)) { final Bitmap bm = activity.avatarService().get(message, size, true); if (bm != null) { cancelPotentialWork(message, imageView); imageView.setImageBitmap(bm); imageView.setBackgroundColor(Color.TRANSPARENT); } else { @ColorInt int bg; if (message.getType() == Message.TYPE_STATUS && message.getCounterparts() != null && message.getCounterparts().size() > 1) { bg = Color.TRANSPARENT; } else { bg = UIHelper.getColorForName(UIHelper.getMessageDisplayName(message)); } imageView.setBackgroundColor(bg); imageView.setImageDrawable(null); final BitmapWorkerTask task = new BitmapWorkerTask(imageView, size); final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task); imageView.setImageDrawable(asyncDrawable); try { task.execute(message); } catch (final RejectedExecutionException ignored) { } } } } public interface OnQuoteListener { void onQuote(String text); } public interface OnContactPictureClicked { void onContactPictureClicked(Message message); } public interface OnContactPictureLongClicked { void onContactPictureLongClicked(Message message); } private static class ViewHolder { public Button load_more_messages; public ImageView edit_indicator; public RelativeLayout audioPlayer; protected LinearLayout message_box; protected Button download_button; protected ImageView image; protected ImageView indicator; protected ImageView indicatorReceived; protected TextView time; protected CopyTextView messageBody; protected ImageView contact_picture; protected TextView status_message; protected TextView encryption; } static class AsyncDrawable extends BitmapDrawable { private final WeakReference bitmapWorkerTaskReference; public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) { super(res, bitmap); bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask); } public BitmapWorkerTask getBitmapWorkerTask() { return bitmapWorkerTaskReference.get(); } } private class MessageBodyActionModeCallback implements ActionMode.Callback { private final TextView textView; public MessageBodyActionModeCallback(TextView textView) { this.textView = textView; } @Override public boolean onCreateActionMode(ActionMode mode, Menu menu) { if (onQuoteListener != null) { int quoteResId = activity.getThemeResource(R.attr.icon_quote, R.drawable.ic_action_reply); // 3rd item is placed after "copy" item menu.add(0, android.R.id.button1, 3, R.string.quote).setIcon(quoteResId) .setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS | MenuItem.SHOW_AS_ACTION_WITH_TEXT); } return false; } @Override public boolean onPrepareActionMode(ActionMode mode, Menu menu) { return false; } @Override public boolean onActionItemClicked(ActionMode mode, MenuItem item) { if (item.getItemId() == android.R.id.button1) { int start = textView.getSelectionStart(); int end = textView.getSelectionEnd(); if (end > start) { String text = transformText(textView.getText(), start, end, false); if (onQuoteListener != null) { onQuoteListener.onQuote(text); } mode.finish(); } return true; } return false; } @Override public void onDestroyActionMode(ActionMode mode) { } } class BitmapWorkerTask extends AsyncTask { private final WeakReference imageViewReference; private final int size; private Message message = null; public BitmapWorkerTask(ImageView imageView, int size) { imageViewReference = new WeakReference<>(imageView); this.size = size; } @Override protected Bitmap doInBackground(Message... params) { this.message = params[0]; return activity.avatarService().get(this.message, size, isCancelled()); } @Override protected void onPostExecute(Bitmap bitmap) { if (bitmap != null && !isCancelled()) { final ImageView imageView = imageViewReference.get(); if (imageView != null) { imageView.setImageBitmap(bitmap); imageView.setBackgroundColor(0x00000000); } } } } }