diff options
Diffstat (limited to '')
| -rw-r--r-- | src/main/java/de/pixart/messenger/ui/CreatePublicChannelDialog.java | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/src/main/java/de/pixart/messenger/ui/CreatePublicChannelDialog.java b/src/main/java/de/pixart/messenger/ui/CreatePublicChannelDialog.java new file mode 100644 index 000000000..fe3244483 --- /dev/null +++ b/src/main/java/de/pixart/messenger/ui/CreatePublicChannelDialog.java @@ -0,0 +1,296 @@ +package de.pixart.messenger.ui; + +import android.app.Activity; +import android.app.Dialog; +import android.content.Context; +import android.content.DialogInterface; +import android.databinding.DataBindingUtil; +import android.os.Bundle; +import android.support.annotation.NonNull; +import android.support.v4.app.DialogFragment; +import android.support.v7.app.AlertDialog; +import android.text.Editable; +import android.text.TextUtils; +import android.text.TextWatcher; +import android.view.View; +import android.widget.AdapterView; +import android.widget.Button; +import android.widget.Spinner; + +import java.security.SecureRandom; +import java.util.ArrayList; +import java.util.Collection; +import java.util.List; + +import de.pixart.messenger.R; +import de.pixart.messenger.databinding.CreatePublicChannelDialogBinding; +import de.pixart.messenger.entities.Account; +import de.pixart.messenger.services.XmppConnectionService; +import de.pixart.messenger.ui.adapter.KnownHostsAdapter; +import de.pixart.messenger.ui.interfaces.OnBackendConnected; +import de.pixart.messenger.ui.util.DelayedHintHelper; +import de.pixart.messenger.utils.CryptoHelper; +import de.pixart.messenger.xmpp.XmppConnection; +import rocks.xmpp.addr.Jid; + +public class CreatePublicChannelDialog extends DialogFragment implements OnBackendConnected { + + private static final char[] FORBIDDEN = new char[]{'\u0022', '&', '\'', '/', ':', '<', '>', '@'}; + + private static final String ACCOUNTS_LIST_KEY = "activated_accounts_list"; + private CreatePublicChannelDialogListener mListener; + private KnownHostsAdapter knownHostsAdapter; + private boolean jidWasModified = false; + private boolean nameEntered = false; + private boolean skipTetxWatcher = false; + private static final SecureRandom RANDOM = new SecureRandom(); + + public static CreatePublicChannelDialog newInstance(List<String> accounts) { + CreatePublicChannelDialog dialog = new CreatePublicChannelDialog(); + Bundle bundle = new Bundle(); + bundle.putStringArrayList(ACCOUNTS_LIST_KEY, (ArrayList<String>) accounts); + dialog.setArguments(bundle); + return dialog; + } + + @Override + public void onActivityCreated(Bundle savedInstanceState) { + super.onActivityCreated(savedInstanceState); + setRetainInstance(true); + } + + @NonNull + @Override + public Dialog onCreateDialog(Bundle savedInstanceState) { + jidWasModified = savedInstanceState != null && savedInstanceState.getBoolean("jid_was_modified_false", false); + nameEntered = savedInstanceState != null && savedInstanceState.getBoolean("name_entered", false); + final AlertDialog.Builder builder = new AlertDialog.Builder(getActivity()); + builder.setTitle(R.string.create_public_channel); + final CreatePublicChannelDialogBinding binding = DataBindingUtil.inflate(getActivity().getLayoutInflater(), R.layout.create_public_channel_dialog, null, false); + binding.account.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { + @Override + public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { + updateJidSuggestion(binding); + } + + @Override + public void onNothingSelected(AdapterView<?> parent) { + + } + }); + binding.jid.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) { + if (skipTetxWatcher) { + return; + } + if (jidWasModified) { + jidWasModified = !TextUtils.isEmpty(s); + } else { + jidWasModified = !s.toString().equals(getJidSuggestion(binding)); + } + } + }); + updateInputs(binding, false); + ArrayList<String> mActivatedAccounts = getArguments().getStringArrayList(ACCOUNTS_LIST_KEY); + StartConversationActivity.populateAccountSpinner(getActivity(), mActivatedAccounts, binding.account); + builder.setView(binding.getRoot()); + builder.setPositiveButton(nameEntered ? R.string.create : R.string.next, null); + builder.setNegativeButton(nameEntered ? R.string.back : R.string.cancel, null); + DelayedHintHelper.setHint(R.string.channel_bare_jid_example, binding.jid); + this.knownHostsAdapter = new KnownHostsAdapter(getActivity(), R.layout.simple_list_item); + binding.jid.setAdapter(knownHostsAdapter); + final AlertDialog dialog = builder.create(); + binding.groupChatName.setOnEditorActionListener((v, actionId, event) -> { + submit(dialog, binding); + return true; + }); + dialog.setOnShowListener(dialogInterface -> { + dialog.getButton(DialogInterface.BUTTON_NEGATIVE).setOnClickListener(v -> goBack(dialog, binding)); + dialog.getButton(DialogInterface.BUTTON_POSITIVE).setOnClickListener(v -> submit(dialog, binding)); + }); + return dialog; + } + + private void updateJidSuggestion(CreatePublicChannelDialogBinding binding) { + if (jidWasModified) { + return; + } + String jid = getJidSuggestion(binding); + skipTetxWatcher = true; + binding.jid.setText(jid); + skipTetxWatcher = false; + } + + @Override + public void onSaveInstanceState(Bundle outState) { + outState.putBoolean("jid_was_modified", jidWasModified); + outState.putBoolean("name_entered", nameEntered); + super.onSaveInstanceState(outState); + } + + private static String getJidSuggestion(CreatePublicChannelDialogBinding binding) { + final Account account = StartConversationActivity.getSelectedAccount(binding.getRoot().getContext(), binding.account); + final XmppConnection connection = account == null ? null : account.getXmppConnection(); + if (connection == null) { + return ""; + } + final Editable nameText = binding.groupChatName.getText(); + final String name = nameText == null ? "" : nameText.toString().trim(); + final String domain = connection.getMucServer(); + if (domain == null) { + return ""; + } + final String localpart = clean(name); + if (TextUtils.isEmpty(localpart)) { + return ""; + } else { + try { + return Jid.of(localpart, domain, null).toEscapedString(); + } catch (IllegalArgumentException e) { + return Jid.of(CryptoHelper.pronounceable(RANDOM), domain, null).toEscapedString(); + } + } + } + + private static String clean(String name) { + for (char c : FORBIDDEN) { + name = name.replace(String.valueOf(c), ""); + } + return name.replaceAll("\\s+", "-"); + } + + private void goBack(AlertDialog dialog, CreatePublicChannelDialogBinding binding) { + if (nameEntered) { + nameEntered = false; + updateInputs(binding, true); + updateButtons(dialog); + } else { + dialog.dismiss(); + } + } + + private void submit(AlertDialog dialog, CreatePublicChannelDialogBinding binding) { + final Context context = binding.getRoot().getContext(); + final Editable nameText = binding.groupChatName.getText(); + final String name = nameText == null ? "" : nameText.toString().trim(); + final Editable addressText = binding.jid.getText(); + final String address = addressText == null ? "" : addressText.toString().trim(); + if (nameEntered) { + binding.nameLayout.setError(null); + if (address.isEmpty()) { + binding.xmppAddressLayout.setError(context.getText(R.string.please_enter_xmpp_address)); + } else { + final Jid jid; + try { + jid = Jid.ofEscaped(address); + } catch (IllegalArgumentException e) { + binding.xmppAddressLayout.setError(context.getText(R.string.invalid_jid)); + return; + } + final Account account = StartConversationActivity.getSelectedAccount(context, binding.account); + if (account == null) { + return; + } + final XmppConnectionService service = ((XmppActivity) context).xmppConnectionService; + if (service != null && service.findFirstMuc(jid) != null) { + binding.xmppAddressLayout.setError(context.getString(R.string.channel_already_exists)); + return; + } + mListener.onCreatePublicChannel(account, name, jid); + dialog.dismiss(); + } + } else { + binding.xmppAddressLayout.setError(null); + if (name.isEmpty()) { + binding.nameLayout.setError(context.getText(R.string.please_enter_name)); + } else if (StartConversationActivity.isValidJid(name)) { + binding.nameLayout.setError(context.getText(R.string.this_is_an_xmpp_address)); + } else { + binding.nameLayout.setError(null); + nameEntered = true; + updateInputs(binding, true); + updateButtons(dialog); + binding.jid.setText(""); + binding.jid.append(getJidSuggestion(binding)); + } + } + } + + + private void updateInputs(CreatePublicChannelDialogBinding binding, boolean requestFocus) { + binding.xmppAddressLayout.setVisibility(nameEntered ? View.VISIBLE : View.GONE); + binding.nameLayout.setVisibility(nameEntered ? View.GONE : View.VISIBLE); + if (!requestFocus) { + return; + } + if (nameEntered) { + binding.xmppAddressLayout.requestFocus(); + } else { + binding.nameLayout.requestFocus(); + } + } + + private void updateButtons(AlertDialog dialog) { + final Button positive = dialog.getButton(DialogInterface.BUTTON_POSITIVE); + final Button negative = dialog.getButton(DialogInterface.BUTTON_NEGATIVE); + positive.setText(nameEntered ? R.string.create : R.string.next); + negative.setText(nameEntered ? R.string.back : R.string.cancel); + } + + @Override + public void onBackendConnected() { + refreshKnownHosts(); + } + + private void refreshKnownHosts() { + Activity activity = getActivity(); + if (activity instanceof XmppActivity) { + Collection<String> hosts = ((XmppActivity) activity).xmppConnectionService.getKnownConferenceHosts(); + this.knownHostsAdapter.refresh(hosts); + } + } + + public interface CreatePublicChannelDialogListener { + void onCreatePublicChannel(Account account, String name, Jid address); + } + + @Override + public void onAttach(Context context) { + super.onAttach(context); + try { + mListener = (CreatePublicChannelDialogListener) context; + } catch (ClassCastException e) { + throw new ClassCastException(context.toString() + + " must implement CreateConferenceDialogListener"); + } + } + + @Override + public void onStart() { + super.onStart(); + final Activity activity = getActivity(); + if (activity instanceof XmppActivity && ((XmppActivity) activity).xmppConnectionService != null) { + refreshKnownHosts(); + } + } + + @Override + public void onDestroyView() { + Dialog dialog = getDialog(); + if (dialog != null && getRetainInstance()) { + dialog.setDismissMessage(null); + } + super.onDestroyView(); + } +}
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