Move logic into MessageHelper and add tests

This commit is contained in:
Jan Berkel 2014-12-16 11:45:52 +01:00
parent 44f6a2479b
commit 245a6330ed
7 changed files with 155 additions and 96 deletions

View File

@ -61,6 +61,7 @@ import com.fsck.k9.activity.setup.AccountSetupIncoming;
import com.fsck.k9.activity.setup.AccountSetupOutgoing;
import com.fsck.k9.cache.EmailProviderCache;
import com.fsck.k9.helper.Contacts;
import com.fsck.k9.helper.MessageHelper;
import com.fsck.k9.helper.power.TracingPowerManager;
import com.fsck.k9.helper.power.TracingPowerManager.TracingWakeLock;
import com.fsck.k9.mail.Address;
@ -4695,7 +4696,7 @@ public class MessagingController implements Runnable {
if (fromAddrs != null) {
isSelf = account.isAnIdentity(fromAddrs);
if (!isSelf && fromAddrs.length > 0) {
return fromAddrs[0].toFriendly(contacts).toString();
return MessageHelper.toFriendly(fromAddrs[0], contacts).toString();
}
}
@ -4705,7 +4706,7 @@ public class MessagingController implements Runnable {
if (rcpts != null && rcpts.length > 0) {
return context.getString(R.string.message_to_fmt,
rcpts[0].toFriendly(contacts).toString());
MessageHelper.toFriendly(rcpts[0], contacts).toString());
}
return context.getString(R.string.general_no_sender);

View File

@ -18,7 +18,7 @@ import java.util.List;
/**
* Helper class to access the contacts stored on the device.
*/
public class Contacts implements Address.Lookup {
public class Contacts {
/**
* The order in which the search results are returned by
* {@link #searchContacts(CharSequence)}.

View File

@ -1,7 +1,11 @@
package com.fsck.k9.helper;
import android.content.Context;
import android.text.Spannable;
import android.text.SpannableString;
import android.text.SpannableStringBuilder;
import android.text.TextUtils;
import android.text.style.ForegroundColorSpan;
import android.util.Log;
import com.fsck.k9.Account;
@ -16,6 +20,18 @@ import com.fsck.k9.mail.Message.RecipientType;
import com.fsck.k9.mailstore.LocalMessage;
public class MessageHelper {
/**
* If the number of addresses exceeds this value the addresses aren't
* resolved to the names of Android contacts.
*
* <p>
* TODO: This number was chosen arbitrarily and should be determined by
* performance tests.
* </p>
*
* @see #toFriendly(Address[], com.fsck.k9.helper.Contacts)
*/
private static final int TOO_MANY_ADDRESSES = 50;
private static MessageHelper sInstance;
@ -55,11 +71,11 @@ public class MessageHelper {
Address[] addrs = message.getFrom();
if (addrs.length > 0 && account.isAnIdentity(addrs[0])) {
CharSequence to = Address.toFriendly(message .getRecipients(RecipientType.TO), contactHelper);
CharSequence to = toFriendly(message.getRecipients(RecipientType.TO), contactHelper);
target.compareCounterparty = to.toString();
target.sender = new SpannableStringBuilder(mContext.getString(R.string.message_to_label)).append(to);
} else {
target.sender = Address.toFriendly(addrs, contactHelper);
target.sender = toFriendly(addrs, contactHelper);
target.compareCounterparty = target.sender.toString();
}
@ -83,11 +99,11 @@ public class MessageHelper {
CharSequence displayName;
if (fromAddrs.length > 0 && account.isAnIdentity(fromAddrs[0])) {
CharSequence to = Address.toFriendly(toAddrs, contactHelper);
CharSequence to = toFriendly(toAddrs, contactHelper);
displayName = new SpannableStringBuilder(
mContext.getString(R.string.message_to_label)).append(to);
} else {
displayName = Address.toFriendly(fromAddrs, contactHelper);
displayName = toFriendly(fromAddrs, contactHelper);
}
return displayName;
@ -101,4 +117,69 @@ public class MessageHelper {
}
return false;
}
/**
* Returns the name of the contact this email address belongs to if
* the {@link Contacts contacts} parameter is not {@code null} and a
* contact is found. Otherwise the personal portion of the {@link Address}
* is returned. If that isn't available either, the email address is
* returned.
*
* @param address An {@link com.fsck.k9.mail.Address}
* @param contacts A {@link Contacts} instance or {@code null}.
* @return A "friendly" name for this {@link Address}.
*/
public static CharSequence toFriendly(Address address, Contacts contacts) {
return toFriendly(address,contacts,
K9.showCorrespondentNames(),
K9.changeContactNameColor(),
K9.getContactNameColor());
}
public static CharSequence toFriendly(Address[] addresses, Contacts contacts) {
if (addresses == null) {
return null;
}
if (addresses.length >= TOO_MANY_ADDRESSES) {
// Don't look up contacts if the number of addresses is very high.
contacts = null;
}
SpannableStringBuilder sb = new SpannableStringBuilder();
for (int i = 0; i < addresses.length; i++) {
sb.append(toFriendly(addresses[i], contacts));
if (i < addresses.length - 1) {
sb.append(',');
}
}
return sb;
}
/* package, for testing */ static CharSequence toFriendly(Address address, Contacts contacts,
boolean showCorrespondentNames,
boolean changeContactNameColor,
int contactNameColor) {
if (!showCorrespondentNames) {
return address.getAddress();
} else if (contacts != null) {
final String name = contacts.getNameForAddress(address.getAddress());
// TODO: The results should probably be cached for performance reasons.
if (name != null) {
if (changeContactNameColor) {
final SpannableString coloredName = new SpannableString(name);
coloredName.setSpan(new ForegroundColorSpan(contactNameColor),
0,
coloredName.length(),
Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
);
return coloredName;
} else {
return name;
}
}
}
return (!TextUtils.isEmpty(address.getPersonal())) ? address.getPersonal() : address.getAddress();
}
}

View File

@ -24,25 +24,8 @@ import com.fsck.k9.K9;
public class Address {
public static interface Lookup {
String getNameForAddress(String address);
}
private static final Pattern ATOM = Pattern.compile("^(?:[a-zA-Z0-9!#$%&'*+\\-/=?^_`{|}~]|\\s)+$");
/**
* If the number of addresses exceeds this value the addresses aren't
* resolved to the names of Android contacts.
*
* <p>
* TODO: This number was chosen arbitrarily and should be determined by
* performance tests.
* </p>
*
* @see Address#toFriendly(Address[], com.fsck.k9.mail.Address.Lookup)
*/
private static final int TOO_MANY_ADDRESSES = 50;
/**
* Immutable empty {@link Address} array
*/
@ -238,73 +221,6 @@ public class Address {
return sb.toString();
}
/**
* Returns either the personal portion of the Address or the address portion if the personal
* is not available.
* @return
*/
public CharSequence toFriendly() {
return toFriendly((Lookup)null);
}
/**
* Returns the name of the contact this email address belongs to if
* the {@link Contacts contacts} parameter is not {@code null} and a
* contact is found. Otherwise the personal portion of the {@link Address}
* is returned. If that isn't available either, the email address is
* returned.
*
* @param contacts
* A {@link Contacts} instance or {@code null}.
* @return
* A "friendly" name for this {@link Address}.
*/
public CharSequence toFriendly(final Lookup contacts) {
if (!K9.showCorrespondentNames()) {
return mAddress;
} else if (contacts != null) {
final String name = contacts.getNameForAddress(mAddress);
// TODO: The results should probably be cached for performance reasons.
if (name != null) {
if (K9.changeContactNameColor()) {
final SpannableString coloredName = new SpannableString(name);
coloredName.setSpan(new ForegroundColorSpan(K9.getContactNameColor()),
0,
coloredName.length(),
Spannable.SPAN_EXCLUSIVE_EXCLUSIVE
);
return coloredName;
} else {
return name;
}
}
}
return (!TextUtils.isEmpty(mPersonal)) ? mPersonal : mAddress;
}
public static CharSequence toFriendly(Address[] addresses, Lookup contacts) {
if (addresses == null) {
return null;
}
if (addresses.length >= TOO_MANY_ADDRESSES) {
// Don't look up contacts if the number of addresses is very high.
contacts = null;
}
SpannableStringBuilder sb = new SpannableStringBuilder();
for (int i = 0; i < addresses.length; i++) {
sb.append(addresses[i].toFriendly(contacts));
if (i < addresses.length - 1) {
sb.append(',');
}
}
return sb;
}
/**
* Unpacks an address list previously packed with packAddressList()

View File

@ -217,9 +217,9 @@ public class MessageHeader extends LinearLayout implements OnClickListener {
public void populate(final Message message, final Account account) throws MessagingException {
final Contacts contacts = K9.showContactName() ? mContacts : null;
final CharSequence from = Address.toFriendly(message.getFrom(), contacts);
final CharSequence to = Address.toFriendly(message.getRecipients(Message.RecipientType.TO), contacts);
final CharSequence cc = Address.toFriendly(message.getRecipients(Message.RecipientType.CC), contacts);
final CharSequence from = MessageHelper.toFriendly(message.getFrom(), contacts);
final CharSequence to = MessageHelper.toFriendly(message.getRecipients(Message.RecipientType.TO), contacts);
final CharSequence cc = MessageHelper.toFriendly(message.getRecipients(Message.RecipientType.CC), contacts);
Address[] fromAddrs = message.getFrom();
Address[] toAddrs = message.getRecipients(Message.RecipientType.TO);

View File

@ -1,7 +1,5 @@
package com.fsck.k9.helper;
import com.fsck.k9.helper.HtmlConverter;
import junit.framework.TestCase;
import java.io.BufferedWriter;

View File

@ -0,0 +1,63 @@
package com.fsck.k9.helper;
import android.graphics.Color;
import android.test.AndroidTestCase;
import android.text.SpannableString;
import com.fsck.k9.mail.Address;
public class MessageHelperTest extends AndroidTestCase {
private Contacts contacts;
private Contacts mockContacts;
@Override
public void setUp() throws Exception {
super.setUp();
contacts = new Contacts(getContext());
mockContacts = new Contacts(getContext()) {
@Override public String getNameForAddress(String address) {
if ("test@testor.com".equals(address)) {
return "Tim Testor";
} else {
return null;
}
}
};
}
public void testToFriendlyShowsPersonalPartIfItExists() throws Exception {
Address address = new Address("test@testor.com", "Tim Testor");
assertEquals("Tim Testor", MessageHelper.toFriendly(address, contacts));
}
public void testToFriendlyShowsEmailPartIfNoPersonalPartExists() throws Exception {
Address address = new Address("test@testor.com");
assertEquals("test@testor.com", MessageHelper.toFriendly(address, contacts));
}
public void testToFriendlyArray() throws Exception {
Address address1 = new Address("test@testor.com", "Tim Testor");
Address address2 = new Address("foo@bar.com", "Foo Bar");
Address[] addresses = new Address[] { address1, address2 };
assertEquals("Tim Testor,Foo Bar", MessageHelper.toFriendly(addresses, contacts).toString());
}
public void testToFriendlyWithContactLookup() throws Exception {
Address address = new Address("test@testor.com");
assertEquals("Tim Testor", MessageHelper.toFriendly(address, mockContacts).toString());
}
public void testToFriendlyWithChangeContactColor() throws Exception {
Address address = new Address("test@testor.com");
CharSequence friendly = MessageHelper.toFriendly(address, mockContacts, true, true, Color.RED);
assertTrue(friendly instanceof SpannableString);
assertEquals("Tim Testor", friendly.toString());
}
public void testToFriendlyWithoutCorrespondentNames() throws Exception {
Address address = new Address("test@testor.com", "Tim Testor");
CharSequence friendly = MessageHelper.toFriendly(address, mockContacts, false, false, 0);
assertEquals("test@testor.com", friendly.toString());
}
}