fr.simon.marquis.secretcodes.util.Utils.java Source code

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Here is the source code for fr.simon.marquis.secretcodes.util.Utils.java

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/*
 * Copyright (C) 2013 Simon Marquis (http://www.simon-marquis.fr)
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package fr.simon.marquis.secretcodes.util;

import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.json.JSONArray;
import org.json.JSONException;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.net.Uri;
import android.preference.PreferenceManager;
import android.text.Spannable;
import android.text.SpannableString;
import android.util.Log;

import fr.simon.marquis.secretcodes.model.SecretCode;
import fr.simon.marquis.secretcodes.roboto.RobotoTypefaceManager;

public class Utils {

    private static final String KEY_SECRET_CODES = "SECRET_CODES";

    public static ArrayList<SecretCode> getSecretCodes(Context ctx) {
        ArrayList<SecretCode> res = new ArrayList<SecretCode>();
        SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(ctx);
        try {
            JSONArray array = new JSONArray(prefs.getString(KEY_SECRET_CODES, ""));
            for (int i = 0; i < array.length(); i++) {
                SecretCode code = SecretCode.fromJSON(array.optJSONObject(i));
                if (code != null) {
                    res.add(code);
                }
            }
            return res;
        } catch (JSONException e) {
            return res;
        }
    }

    public static void saveSecretCodes(Context ctx, ArrayList<SecretCode> secretCodes) {
        Editor ed = PreferenceManager.getDefaultSharedPreferences(ctx).edit();
        JSONArray array = new JSONArray();
        for (SecretCode code : secretCodes) {
            array.put(code.toJSON());
        }
        ed.putString(KEY_SECRET_CODES, array.toString());
        ed.commit();
    }

    public static void print(ResolveInfo r, PackageManager pm) {
        Log.e("",
                "r.labelRes=[" + r.labelRes + "], r.priority=[" + r.priority + "], r.resolvePackageName=["
                        + r.resolvePackageName + "], r.getIconResource()=[" + r.getIconResource()
                        + "], r.loadLabel(pm)=[" + r.loadLabel(pm) + "], r.preferredOrder=[" + r.preferredOrder
                        + "], r.priority=[" + r.priority + "], r.specificIndex=[" + r.specificIndex
                        + "], r.isDefault=[" + r.isDefault + "], r.activityInfo.icon=["
                        + (r.activityInfo == null ? null : r.activityInfo.icon) + "], r.activityInfo.logo=["
                        + (r.activityInfo == null ? null : r.activityInfo.logo) + "], r.activityInfo.packageName =["
                        + (r.activityInfo == null ? null : r.activityInfo.packageName) + "], r.serviceInfo.icon=["
                        + (r.serviceInfo == null ? null : r.serviceInfo.icon) + "], r.serviceInfo.logo=["
                        + (r.serviceInfo == null ? null : r.serviceInfo.logo) + "], r.serviceInfo.packageName=["
                        + (r.serviceInfo == null ? null : r.serviceInfo.packageName) + "]");
    }

    public static boolean addSecretCode(Context ctx, SecretCode value) {
        HashSet<SecretCode> secretCodes = new HashSet<SecretCode>(getSecretCodes(ctx));
        boolean exist = secretCodes.contains(value);
        if (exist) {
            secretCodes.remove(value);
        }
        secretCodes.add(value);
        saveSecretCodes(ctx, new ArrayList<SecretCode>(secretCodes));
        return !exist;
    }

    public static SpannableString applyCustomTypeFace(CharSequence src, Context ctx) {
        SpannableString span = new SpannableString(src);

        span.setSpan(
                new CustomTypefaceSpan("",
                        RobotoTypefaceManager.obtaintTypeface(ctx, RobotoTypefaceManager.ROBOTOSLAB_REGULAR)),
                0, span.length(), Spannable.SPAN_EXCLUSIVE_EXCLUSIVE);
        return span;
    }
}