Fix avatar sending in SAE

// FREEBIE

SignalMessaging/attachments/SharingThreadPickerViewController.m

@@ -150,22 +150,30 @@ typedef void (^SendMessageBlock)(SendCompletionBlock completion);
 
     if (self.attachment.isConvertibleToContactShare) {
         NSData *data = self.attachment.data;
-        OWSContact *_Nullable contact = [OWSContacts contactForVCardData:data];
 
-        if (!contact) {
-            // This should never happen since we verify that the contact can be parsed when building the attachment.
-            OWSFail(@"%@ could not parse contact share.", self.logTag);
-            [self.shareViewDelegate shareViewWasCancelled];
+        Contact *_Nullable contact = [Contact contactWithVCardData:data];
+        OWSContact *_Nullable contactShareRecord = [OWSContacts contactForSystemContact:contact.cnContact];
+        if (!contactShareRecord) {
+            DDLogError(@"%@ Could not convert system contact.", self.logTag);
             return;
         }
 
-        // TODO: Populate avatar image.
         BOOL isProfileAvatar = NO;
-        NSData *_Nullable avatarImageData = nil;
-        contact.isProfileAvatar = isProfileAvatar;
+        NSData *_Nullable avatarImageData = contact.imageData;
+        for (NSString *recipientId in contact.textSecureIdentifiers) {
+            if (avatarImageData) {
+                break;
+            }
+            avatarImageData = [self.contactsManager profileImageDataForPhoneIdentifier:recipientId];
+            if (avatarImageData) {
+                isProfileAvatar = YES;
+            }
+        }
+        contactShareRecord.isProfileAvatar = isProfileAvatar;
 
         ContactShareViewModel *contactShare =
-            [[ContactShareViewModel alloc] initWithContactShareRecord:contact avatarImageData:avatarImageData];
+            [[ContactShareViewModel alloc] initWithContactShareRecord:contactShareRecord
+                                                      avatarImageData:avatarImageData];
 
         ApproveContactShareViewController *approvalVC =
             [[ApproveContactShareViewController alloc] initWithContactShare:contactShare

SignalServiceKit/src/Contacts/Contact.h

@@ -41,6 +41,7 @@ NS_ASSUME_NONNULL_BEGIN
 #if TARGET_OS_IOS
 
 - (instancetype)initWithSystemContact:(CNContact *)contact NS_AVAILABLE_IOS(9_0);
++ (nullable Contact *)contactWithVCardData:(NSData *)data;
 
 - (NSString *)nameForPhoneNumber:(NSString *)recipientId;
 

SignalServiceKit/src/Contacts/Contact.m

@@ -106,11 +106,25 @@ NS_ASSUME_NONNULL_BEGIN
 
     if (contact.thumbnailImageData) {
         _imageData = [contact.thumbnailImageData copy];
+    } else if (contact.imageData) {
+        // This only occurs when sharing a contact via the share extension
+        _imageData = [contact.imageData copy];
     }
 
     return self;
 }
 
++ (nullable Contact *)contactWithVCardData:(NSData *)data
+{
+    CNContact *_Nullable cnContact = [self cnContactWithVCardData:data];
+
+    if (!cnContact) {
+        return nil;
+    }
+
+    return [[self alloc] initWithSystemContact:cnContact];
+}
+
 - (nullable UIImage *)image
 {
     if (_image) {
@@ -290,6 +304,28 @@ NS_ASSUME_NONNULL_BEGIN
     return hash;
 }
 
+#pragma mark - CNContactConverters
+
++ (nullable CNContact *)cnContactWithVCardData:(NSData *)data
+{
+    OWSAssert(data);
+
+    NSError *error;
+    NSArray<CNContact *> *_Nullable contacts = [CNContactVCardSerialization contactsWithData:data error:&error];
+    if (!contacts || error) {
+        OWSProdLogAndFail(@"%@ could not parse vcard: %@", self.logTag, error);
+        return nil;
+    }
+    if (contacts.count < 1) {
+        OWSProdLogAndFail(@"%@ empty vcard: %@", self.logTag, error);
+        return nil;
+    }
+    if (contacts.count > 1) {
+        OWSProdLogAndFail(@"%@ more than one contact in vcard: %@", self.logTag, error);
+    }
+    return contacts.firstObject;
+}
+
 - (CNContact *)buildCNContactMergedWithNewContact:(CNContact *)newCNContact
 {
     CNMutableContact *_Nullable mergedCNContact = [self.cnContact mutableCopy];

SignalServiceKit/src/Messages/Interactions/OWSContact.m

@@ -690,11 +690,6 @@ NSString *NSStringForContactAddressType(OWSContactAddressType value)
     }
     contact.addresses = addresses;
 
-    // TODO: Avatar
-
-    //    @property (readonly, copy, nullable, NS_NONATOMIC_IOSONLY) NSData *imageData;
-    //    @property (readonly, copy, nullable, NS_NONATOMIC_IOSONLY) NSData *thumbnailImageData;
-
     [contact ensureDisplayName];
 
     return contact;

SignalShareExtension/ShareViewController.swift

@@ -721,7 +721,7 @@ public class ShareViewController: UIViewController, ShareViewDelegate, SAEFailed
                                                                   utiType: kUTTypeVCard as String) {
                     customFileName = "Contact.vcf"
 
-                    if let contactShare = OWSContacts.contact(forVCardData: data) {
+                    if Contact(vCardData: data) != nil {
                         isConvertibleToContactShare = true
                     } else {
                         Logger.error("\(strongSelf.logTag) could not parse vcard.")