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package org.wordpress.android.util;
import android.text.TextUtils;
/**
* see https://en.gravatar.com/site/implement/images/
*/
public class GravatarUtils {
// by default tell gravatar to respond to non-existent images with a 404 - this means
// it's up to the caller to catch the 404 and provide a suitable default image
private static final DefaultImage DEFAULT_GRAVATAR = DefaultImage.STATUS_404;
public static enum DefaultImage {
MYSTERY_MAN,
STATUS_404,
IDENTICON,
MONSTER,
WAVATAR,
RETRO,
BLANK;
@Override
public String toString() {
switch (this) {
case MYSTERY_MAN:
return "mm";
case STATUS_404:
return "404";
case IDENTICON:
return "identicon";
case MONSTER:
return "monsterid";
case WAVATAR:
return "wavatar";
case RETRO:
return "retro";
default:
return "blank";
}
}
}
/*
* gravatars often contain the ?s= parameter which determines their size - detect this and
* replace it with a new ?s= parameter which requests the avatar at the exact size needed
*/
public static String fixGravatarUrl(final String imageUrl, int avatarSz) {
return fixGravatarUrl(imageUrl, avatarSz, DEFAULT_GRAVATAR);
}
public static String fixGravatarUrl(final String imageUrl, int avatarSz, DefaultImage defaultImage) {
if (TextUtils.isEmpty(imageUrl)) {
return "";
}
// if this isn't a gravatar image, return as resized photon image url
if (!imageUrl.contains("gravatar.com")) {
return PhotonUtils.getPhotonImageUrl(imageUrl, avatarSz, avatarSz);
}
// remove all other params, then add query string for size and default image
return UrlUtils.removeQuery(imageUrl) + "?s=" + avatarSz + "&d=" + defaultImage.toString();
}
public static String gravatarFromEmail(final String email, int size) {
return gravatarFromEmail(email, size, DEFAULT_GRAVATAR);
}
public static String gravatarFromEmail(final String email, int size, DefaultImage defaultImage) {
return "http://gravatar.com/avatar/"
+ StringUtils.getMd5Hash(StringUtils.notNullStr(email))
+ "?d=" + defaultImage.toString()
+ "&size=" + Integer.toString(size);
}
public static String blavatarFromUrl(final String url, int size) {
return blavatarFromUrl(url, size, DEFAULT_GRAVATAR);
}
public static String blavatarFromUrl(final String url, int size, DefaultImage defaultImage) {
return "http://gravatar.com/blavatar/"
+ StringUtils.getMd5Hash(UrlUtils.getHost(url))
+ "?d=" + defaultImage.toString()
+ "&size=" + Integer.toString(size);
}
}
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