mirror of
https://github.com/commons-app/apps-android-commons.git
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Merge "commons" into the project root directory
This commit is contained in:
Yusuke Matsubara
parent
d42db0612e
commit
b4231bbfdc
324 changed files with 22 additions and 23 deletions
243
app/src/main/java/fr/free/nrw/commons/Utils.java
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243
app/src/main/java/fr/free/nrw/commons/Utils.java
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package fr.free.nrw.commons;
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import android.net.Uri;
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import android.os.AsyncTask;
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import android.os.Build;
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import com.nostra13.universalimageloader.core.DisplayImageOptions;
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import com.nostra13.universalimageloader.core.assist.ImageScaleType;
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import com.nostra13.universalimageloader.core.display.FadeInBitmapDisplayer;
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import org.apache.commons.codec.binary.Hex;
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import org.apache.commons.codec.digest.DigestUtils;
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import org.apache.commons.codec.net.URLCodec;
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import org.w3c.dom.Node;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlPullParserException;
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import java.io.BufferedInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.StringWriter;
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import java.io.UnsupportedEncodingException;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.TimeZone;
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import java.util.concurrent.Executor;
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import javax.xml.transform.TransformerConfigurationException;
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import javax.xml.transform.TransformerException;
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import javax.xml.transform.TransformerFactory;
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import javax.xml.transform.TransformerFactoryConfigurationError;
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public class Utils {
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public static Date parseMWDate(String mwDate) {
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SimpleDateFormat isoFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'"); // Assuming MW always gives me UTC
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try {
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return isoFormat.parse(mwDate);
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} catch (ParseException e) {
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throw new RuntimeException(e);
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}
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}
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public static String toMWDate(Date date) {
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SimpleDateFormat isoFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'"); // Assuming MW always gives me UTC
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isoFormat.setTimeZone(TimeZone.getTimeZone("UTC"));
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return isoFormat.format(date);
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}
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public static String makeThumbBaseUrl(String filename) {
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String name = filename.replaceFirst("File:", "").replace(" ", "_");
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String sha = new String(Hex.encodeHex(DigestUtils.md5(name)));
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return String.format("%s/%s/%s/%s", CommonsApplication.IMAGE_URL_BASE, sha.substring(0, 1), sha.substring(0, 2), urlEncode(name));
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}
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public static String getStringFromDOM(Node dom) {
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javax.xml.transform.Transformer transformer = null;
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try {
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transformer = TransformerFactory.newInstance().newTransformer();
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} catch (TransformerConfigurationException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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} catch (TransformerFactoryConfigurationError e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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StringWriter outputStream = new StringWriter();
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javax.xml.transform.dom.DOMSource domSource = new javax.xml.transform.dom.DOMSource(dom);
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javax.xml.transform.stream.StreamResult strResult = new javax.xml.transform.stream.StreamResult(outputStream);
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try {
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transformer.transform(domSource, strResult);
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} catch (TransformerException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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return outputStream.toString();
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}
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static public <T> void executeAsyncTask(AsyncTask<T, ?, ?> task,
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T... params) {
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
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task.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, params);
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}
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else {
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task.execute(params);
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}
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}
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static public <T> void executeAsyncTask(AsyncTask<T, ?, ?> task, Executor executor,
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T... params) {
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// FIXME: We're simply ignoring the executor on older androids
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
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task.executeOnExecutor(executor, params);
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}
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else {
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task.execute(params);
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}
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}
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private static DisplayImageOptions.Builder defaultImageOptionsBuilder;
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public static DisplayImageOptions.Builder getGenericDisplayOptions() {
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if(defaultImageOptionsBuilder == null) {
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defaultImageOptionsBuilder = new DisplayImageOptions.Builder().cacheInMemory()
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.imageScaleType(ImageScaleType.IN_SAMPLE_POWER_OF_2);
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
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// List views flicker badly during data updates on Android 2.3; we
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// haven't quite figured out why but cells seem to be rearranged oddly.
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// Disable the fade-in on 2.3 to reduce the effect.
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defaultImageOptionsBuilder = defaultImageOptionsBuilder
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.displayer(new FadeInBitmapDisplayer(300));
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}
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defaultImageOptionsBuilder = defaultImageOptionsBuilder
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.cacheInMemory()
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.resetViewBeforeLoading();
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}
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return defaultImageOptionsBuilder;
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}
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private static final URLCodec urlCodec = new URLCodec();
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public static String urlEncode(String url) {
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try {
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return urlCodec.encode(url, "utf-8");
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} catch (UnsupportedEncodingException e) {
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throw new RuntimeException(e);
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}
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}
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public static long countBytes(InputStream stream) throws IOException {
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long count = 0;
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BufferedInputStream bis = new BufferedInputStream(stream);
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while(bis.read() != -1) {
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count++;
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}
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return count;
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}
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public static String makeThumbUrl(String imageUrl, String filename, int width) {
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// Ugly Hack!
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// Update: OH DEAR GOD WHAT A HORRIBLE HACK I AM SO SORRY
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if(imageUrl.endsWith("webm")) {
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return imageUrl.replaceFirst("test/", "test/thumb/").replace("commons/", "commons/thumb/") + "/" + width + "px--" + filename.replaceAll("File:", "").replaceAll(" ", "_") + ".jpg";
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} else {
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String thumbUrl = imageUrl.replaceFirst("test/", "test/thumb/").replace("commons/", "commons/thumb/") + "/" + width + "px-" + filename.replaceAll("File:", "").replaceAll(" ", "_");
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if(thumbUrl.endsWith("jpg") || thumbUrl.endsWith("png") || thumbUrl.endsWith("jpeg")) {
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return thumbUrl;
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} else {
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return thumbUrl + ".png";
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}
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}
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}
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public static String capitalize(String string) {
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return string.substring(0,1).toUpperCase() + string.substring(1);
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}
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public static String licenseTemplateFor(String license) {
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if(license.equals(Prefs.Licenses.CC_BY)) {
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return "{{self|cc-by-3.0}}";
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} else if(license.equals(Prefs.Licenses.CC_BY_SA)) {
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return "{{self|cc-by-sa-3.0}}";
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} else if(license.equals(Prefs.Licenses.CC0)) {
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return "{{self|cc-zero}}";
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}
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throw new RuntimeException("Unrecognized license value");
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}
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public static int licenseNameFor(String license) {
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if(license.equals(Prefs.Licenses.CC_BY)) {
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return R.string.license_name_cc_by;
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} else if(license.equals(Prefs.Licenses.CC_BY_SA)) {
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return R.string.license_name_cc_by_sa;
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} else if(license.equals(Prefs.Licenses.CC0)) {
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return R.string.license_name_cc0;
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}
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throw new RuntimeException("Unrecognized license value");
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}
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public static String licenseUrlFor(String license) {
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if(license.equals(Prefs.Licenses.CC_BY)) {
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return "https://creativecommons.org/licenses/by/3.0/";
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} else if(license.equals(Prefs.Licenses.CC_BY_SA)) {
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return "https://creativecommons.org/licenses/by-sa/3.0/";
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} else if(license.equals(Prefs.Licenses.CC0)) {
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return "https://creativecommons.org/publicdomain/zero/1.0/";
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}
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throw new RuntimeException("Unrecognized license value");
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}
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public static String implode(String glue, Iterable<String> pieces) {
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StringBuffer buffer = new StringBuffer();
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boolean first = true;
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for (String piece : pieces) {
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if (first) {
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first = false;
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} else {
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buffer.append(glue);
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}
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buffer.append(pieces);
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}
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return buffer.toString();
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}
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public static Uri uriForWikiPage(String name) {
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String underscored = name.trim().replace(" ", "_");
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String uriStr = CommonsApplication.HOME_URL + urlEncode(underscored);
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return Uri.parse(uriStr);
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}
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/**
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* Fast-forward an XmlPullParser to the next instance of the given element
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* in the input stream (namespaced).
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*
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* @param parser
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* @param namespace
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* @param element
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* @return true on match, false on failure
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*/
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public static boolean xmlFastForward(XmlPullParser parser, String namespace, String element) {
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try {
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while (parser.next() != XmlPullParser.END_DOCUMENT) {
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if (parser.getEventType() == XmlPullParser.START_TAG &&
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parser.getNamespace().equals(namespace) &&
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parser.getName().equals(element)) {
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// We found it!
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return true;
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}
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}
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return false;
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} catch (XmlPullParserException e) {
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e.printStackTrace();
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return false;
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} catch (IOException e) {
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e.printStackTrace();
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return false;
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}
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}
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}
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