com.bodeme.easycloud.syncadapter.EnterCredentialsFragment.java Source code

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Here is the source code for com.bodeme.easycloud.syncadapter.EnterCredentialsFragment.java

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/*******************************************************************************
 * Copyright (c) 2014 Ricki Hirner (bitfire web engineering).
 * Copyright (c) 2014 Markus Bode
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Public License v3.0
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/gpl.html
 ******************************************************************************/
package com.bodeme.easycloud.syncadapter;

import java.net.URI;
import java.net.URISyntaxException;

import org.apache.commons.lang.StringUtils;

import android.app.DialogFragment;
import android.app.Fragment;
import android.app.FragmentTransaction;
import android.os.Bundle;
import android.text.Editable;
import android.text.TextWatcher;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemSelectedListener;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.Spinner;
import android.widget.TextView;
import at.bitfire.davdroid.Constants;
import at.bitfire.davdroid.URIUtils;

import com.bodeme.easycloud.R;

public class EnterCredentialsFragment extends Fragment implements TextWatcher {
    TextView textHttpWarning, textUrl;
    EditText editUserName, editPassword, editURL;
    Button btnNext;
    int typePosition;

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
        View v = inflater.inflate(R.layout.enter_credentials, container, false);

        textUrl = (TextView) v.findViewById(R.id.text_url);

        // protocol selection spinner
        textHttpWarning = (TextView) v.findViewById(R.id.http_warning);

        editURL = (EditText) v.findViewById(R.id.url);
        editURL.addTextChangedListener(this);

        editUserName = (EditText) v.findViewById(R.id.userName);
        editUserName.addTextChangedListener(this);

        editPassword = (EditText) v.findViewById(R.id.password);
        editPassword.addTextChangedListener(this);

        // Remove views for editing ownCloud-url, when constant is given
        if (Constants.OWNCLOUD_URL != null) {
            textUrl.setVisibility(View.GONE);
            editURL.setVisibility(View.GONE);
            textHttpWarning.setVisibility(View.GONE);
        }

        // ownCloud Type
        Spinner spnrType = (Spinner) v.findViewById(R.id.select_type);
        spnrType.setOnItemSelectedListener(new OnItemSelectedListener() {
            @Override
            public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
                typePosition = position;
            }

            @Override
            public void onNothingSelected(AdapterView<?> parent) {
                typePosition = 0;
            }
        });
        spnrType.setSelection(0);

        // hook into action bar
        setHasOptionsMenu(true);

        return v;
    }

    @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        inflater.inflate(R.menu.enter_credentials, menu);
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
        case R.id.next:
            queryServer();
            break;
        default:
            return false;
        }
        return true;
    }

    void queryServer() {
        FragmentTransaction ft = getFragmentManager().beginTransaction();

        Bundle args = new Bundle();

        String url;
        String username = editUserName.getText().toString();
        if (Constants.OWNCLOUD_URL == null) {
            url = editURL.getText().toString();
        } else {
            url = Constants.OWNCLOUD_URL;
        }

        if (url.charAt(url.length() - 1) != '/') {
            url = url + "/";
        }

        if (0 == typePosition) {
            url += "remote.php/caldav/principals/" + username + "/";
        } else {
            url += "remote.php/carddav/addressbooks/" + username + "/";
        }

        args.putString(QueryServerDialogFragment.EXTRA_BASE_URL, URIUtils.sanitize(url));
        args.putString(QueryServerDialogFragment.EXTRA_USER_NAME, username);
        args.putString(QueryServerDialogFragment.EXTRA_PASSWORD, editPassword.getText().toString());
        args.putBoolean(QueryServerDialogFragment.EXTRA_AUTH_PREEMPTIVE, true);

        DialogFragment dialog = new QueryServerDialogFragment();
        dialog.setArguments(args);
        dialog.show(ft, QueryServerDialogFragment.class.getName());
    }

    // input validation

    @Override
    public void onPrepareOptionsMenu(Menu menu) {
        boolean ok = editUserName.getText().length() > 0 && editPassword.getText().length() > 0;

        // check host name
        if (Constants.OWNCLOUD_URL == null) {
            try {
                URI uri = new URI(URIUtils.sanitize(editURL.getText().toString()));
                if (StringUtils.isBlank(uri.getHost()))
                    ok = false;
            } catch (URISyntaxException e) {
                ok = false;
            }
        }

        MenuItem item = menu.findItem(R.id.next);
        item.setEnabled(ok);
    }

    @Override
    public void beforeTextChanged(CharSequence s, int start, int count, int after) {
    }

    @Override
    public void onTextChanged(CharSequence s, int start, int before, int count) {
        getActivity().invalidateOptionsMenu();

        if (Constants.OWNCLOUD_URL == null) {
            String url = editURL.getText().toString();
            boolean isHttps = (url.length() >= 8 && url.substring(0, 8).equals("https://"));

            textHttpWarning.setVisibility(isHttps ? View.GONE : View.VISIBLE);
        }
    }

    @Override
    public void afterTextChanged(Editable s) {
    }
}