1 files changed, 183 insertions, 2 deletions

diff --git a/java/com/android/contacts/common/ContactsUtils.java b/java/com/android/contacts/common/ContactsUtils.java
index 66ccc90e7..60af44b9a 100644
--- a/java/com/android/contacts/common/ContactsUtils.java
+++ b/java/com/android/contacts/common/ContactsUtils.java
@@ -16,17 +16,184 @@
 
 package com.android.contacts.common;
 
-import android.provider.ContactsContract.Contacts;
+import android.content.Context;
+import android.content.Intent;
+import android.database.Cursor;
+import android.net.Uri;
+import android.provider.ContactsContract.CommonDataKinds.Im;
+import android.provider.ContactsContract.DisplayPhoto;
 import android.support.annotation.IntDef;
+import android.text.TextUtils;
+import android.util.Pair;
+import com.android.contacts.common.compat.ContactsCompat;
 import com.android.contacts.common.compat.DirectoryCompat;
+import com.android.contacts.common.model.AccountTypeManager;
+import com.android.contacts.common.model.account.AccountWithDataSet;
+import com.android.contacts.common.model.dataitem.ImDataItem;
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
+import java.util.List;
 
 public class ContactsUtils {
 
   // Telecomm related schemes are in CallUtil
+  public static final String SCHEME_IMTO = "imto";
+  public static final String SCHEME_MAILTO = "mailto";
+  public static final String SCHEME_SMSTO = "smsto";
   public static final long USER_TYPE_CURRENT = 0;
   public static final long USER_TYPE_WORK = 1;
+  private static final String TAG = "ContactsUtils";
+  private static final int DEFAULT_THUMBNAIL_SIZE = 96;
+  private static int sThumbnailSize = -1;
+
+  /**
+   * This looks up the provider name defined in ProviderNames from the predefined IM protocol id.
+   * This is used for interacting with the IM application.
+   *
+   * @param protocol the protocol ID
+   * @return the provider name the IM app uses for the given protocol, or null if no provider is
+   *     defined for the given protocol
+   * @hide
+   */
+  public static String lookupProviderNameFromId(int protocol) {
+    switch (protocol) {
+      case Im.PROTOCOL_GOOGLE_TALK:
+        return ProviderNames.GTALK;
+      case Im.PROTOCOL_AIM:
+        return ProviderNames.AIM;
+      case Im.PROTOCOL_MSN:
+        return ProviderNames.MSN;
+      case Im.PROTOCOL_YAHOO:
+        return ProviderNames.YAHOO;
+      case Im.PROTOCOL_ICQ:
+        return ProviderNames.ICQ;
+      case Im.PROTOCOL_JABBER:
+        return ProviderNames.JABBER;
+      case Im.PROTOCOL_SKYPE:
+        return ProviderNames.SKYPE;
+      case Im.PROTOCOL_QQ:
+        return ProviderNames.QQ;
+    }
+    return null;
+  }
+
+  /**
+   * Test if the given {@link CharSequence} contains any graphic characters, first checking {@link
+   * TextUtils#isEmpty(CharSequence)} to handle null.
+   */
+  public static boolean isGraphic(CharSequence str) {
+    return !TextUtils.isEmpty(str) && TextUtils.isGraphic(str);
+  }
+
+  /** Returns true if two objects are considered equal. Two null references are equal here. */
+  public static boolean areObjectsEqual(Object a, Object b) {
+    return a == b || (a != null && a.equals(b));
+  }
+
+  /** Returns true if two {@link Intent}s are both null, or have the same action. */
+  public static final boolean areIntentActionEqual(Intent a, Intent b) {
+    if (a == b) {
+      return true;
+    }
+    if (a == null || b == null) {
+      return false;
+    }
+    return TextUtils.equals(a.getAction(), b.getAction());
+  }
+
+  public static boolean areGroupWritableAccountsAvailable(Context context) {
+    final List<AccountWithDataSet> accounts =
+        AccountTypeManager.getInstance(context).getGroupWritableAccounts();
+    return !accounts.isEmpty();
+  }
+
+  /**
+   * Returns the size (width and height) of thumbnail pictures as configured in the provider. This
+   * can safely be called from the UI thread, as the provider can serve this without performing a
+   * database access
+   */
+  public static int getThumbnailSize(Context context) {
+    if (sThumbnailSize == -1) {
+      final Cursor c =
+          context
+              .getContentResolver()
+              .query(
+                  DisplayPhoto.CONTENT_MAX_DIMENSIONS_URI,
+                  new String[] {DisplayPhoto.THUMBNAIL_MAX_DIM},
+                  null,
+                  null,
+                  null);
+      if (c != null) {
+        try {
+          if (c.moveToFirst()) {
+            sThumbnailSize = c.getInt(0);
+          }
+        } finally {
+          c.close();
+        }
+      }
+    }
+    return sThumbnailSize != -1 ? sThumbnailSize : DEFAULT_THUMBNAIL_SIZE;
+  }
+
+  private static Intent getCustomImIntent(ImDataItem im, int protocol) {
+    String host = im.getCustomProtocol();
+    final String data = im.getData();
+    if (TextUtils.isEmpty(data)) {
+      return null;
+    }
+    if (protocol != Im.PROTOCOL_CUSTOM) {
+      // Try bringing in a well-known host for specific protocols
+      host = ContactsUtils.lookupProviderNameFromId(protocol);
+    }
+    if (TextUtils.isEmpty(host)) {
+      return null;
+    }
+    final String authority = host.toLowerCase();
+    final Uri imUri =
+        new Uri.Builder().scheme(SCHEME_IMTO).authority(authority).appendPath(data).build();
+    final Intent intent = new Intent(Intent.ACTION_SENDTO, imUri);
+    return intent;
+  }
+
+  /**
+   * Returns the proper Intent for an ImDatItem. If available, a secondary intent is stored in the
+   * second Pair slot
+   */
+  public static Pair<Intent, Intent> buildImIntent(Context context, ImDataItem im) {
+    Intent intent = null;
+    Intent secondaryIntent = null;
+    final boolean isEmail = im.isCreatedFromEmail();
+
+    if (!isEmail && !im.isProtocolValid()) {
+      return new Pair<>(null, null);
+    }
+
+    final String data = im.getData();
+    if (TextUtils.isEmpty(data)) {
+      return new Pair<>(null, null);
+    }
+
+    final int protocol = isEmail ? Im.PROTOCOL_GOOGLE_TALK : im.getProtocol();
+
+    if (protocol == Im.PROTOCOL_GOOGLE_TALK) {
+      final int chatCapability = im.getChatCapability();
+      if ((chatCapability & Im.CAPABILITY_HAS_CAMERA) != 0) {
+        intent = new Intent(Intent.ACTION_SENDTO, Uri.parse("xmpp:" + data + "?message"));
+        secondaryIntent = new Intent(Intent.ACTION_SENDTO, Uri.parse("xmpp:" + data + "?call"));
+      } else if ((chatCapability & Im.CAPABILITY_HAS_VOICE) != 0) {
+        // Allow Talking and Texting
+        intent = new Intent(Intent.ACTION_SENDTO, Uri.parse("xmpp:" + data + "?message"));
+        secondaryIntent = new Intent(Intent.ACTION_SENDTO, Uri.parse("xmpp:" + data + "?call"));
+      } else {
+        intent = new Intent(Intent.ACTION_SENDTO, Uri.parse("xmpp:" + data + "?message"));
+      }
+    } else {
+      // Build an IM Intent
+      intent = getCustomImIntent(im, protocol);
+    }
+    return new Pair<>(intent, secondaryIntent);
+  }
 
   /**
    * Determine UserType from directory id and contact id.
@@ -65,13 +232,27 @@ public class ContactsUtils {
           : USER_TYPE_CURRENT;
     }
     // Only check contact id if directory id is null
-    if (contactId != null && contactId != 0L && Contacts.isEnterpriseContactId(contactId)) {
+    if (contactId != null && contactId != 0L && ContactsCompat.isEnterpriseContactId(contactId)) {
       return USER_TYPE_WORK;
     } else {
       return USER_TYPE_CURRENT;
     }
   }
 
+  // TODO find a proper place for the canonical version of these
+  public interface ProviderNames {
+
+    String YAHOO = "Yahoo";
+    String GTALK = "GTalk";
+    String MSN = "MSN";
+    String ICQ = "ICQ";
+    String AIM = "AIM";
+    String XMPP = "XMPP";
+    String JABBER = "JABBER";
+    String SKYPE = "SKYPE";
+    String QQ = "QQ";
+  }
+
   /**
    * UserType indicates the user type of the contact. If the contact is from Work User (Work Profile
    * in Android Multi-User System), it's {@link #USER_TYPE_WORK}, otherwise, {@link