Update to use the branch dependency of SDWebImage, update the Example to show UIImageView with link title

Author: dreampiggy

Example/Podfile

@@ -3,7 +3,7 @@ use_frameworks!
 target 'SDWebImageLinkPlugin_Example' do
   platform :ios, '13.0'
   pod 'SDWebImageLinkPlugin', :path => '../'
-  pod 'SDWebImage', :path => '/Users/lizhuoli/Documents/GitHub/sdwebImage'
+  pod 'SDWebImage', :git => 'https://github.com/dreampiggy/SDWebImage.git', :branch => 'feature_extended_metadata_disk_cache'
 
   target 'SDWebImageLinkPlugin_Tests' do
     inherit! :search_paths
@@ -14,5 +14,5 @@ end
 target 'SDWebImageLinkPlugin_Example macOS' do
   platform :osx, '10.15'
   pod 'SDWebImageLinkPlugin', :path => '../'
-  pod 'SDWebImage', :path => '/Users/lizhuoli/Documents/GitHub/sdwebImage'
+  pod 'SDWebImage', :git => 'https://github.com/dreampiggy/SDWebImage.git', :branch => 'feature_extended_metadata_disk_cache'
 end

Example/Podfile.lock

@@ -8,7 +8,7 @@ PODS:
 
 DEPENDENCIES:
   - Expecta
-  - SDWebImage (from `/Users/lizhuoli/Documents/GitHub/sdwebImage`)
+  - SDWebImage (from `https://github.com/dreampiggy/SDWebImage.git`, branch `feature_extended_metadata_disk_cache`)
   - SDWebImageLinkPlugin (from `../`)
 
 SPEC REPOS:
@@ -17,15 +17,21 @@ SPEC REPOS:
 
 EXTERNAL SOURCES:
   SDWebImage:
-    :path: "/Users/lizhuoli/Documents/GitHub/sdwebImage"
+    :branch: feature_extended_metadata_disk_cache
+    :git: https://github.com/dreampiggy/SDWebImage.git
   SDWebImageLinkPlugin:
     :path: "../"
 
+CHECKOUT OPTIONS:
+  SDWebImage:
+    :commit: 46b0c4bae83103209431b2ec1eddae718a55d6df
+    :git: https://github.com/dreampiggy/SDWebImage.git
+
 SPEC CHECKSUMS:
   Expecta: 3b6bd90a64b9a1dcb0b70aa0e10a7f8f631667d5
   SDWebImage: 6ac2eb96571bff96ecde31a987172c5934a0eb7d
   SDWebImageLinkPlugin: f77eb1f3ef322a2cb331ecf62cf78444529de597
 
-PODFILE CHECKSUM: b080bcae01315fea0c82763be9711485ae91d032
+PODFILE CHECKSUM: 41395b7a314d9ee9da20f929cbea78bfaced4aef
 
 COCOAPODS: 1.8.4

Example/SDWebImageLinkPlugin/SDViewController.m

@@ -37,7 +37,8 @@ - (void)layoutSubviews {
 
 @interface ImageTableViewCell : UITableViewCell
 
-@property (nonatomic, strong) UILabel *customTextLabel;
+@property (nonatomic, strong) UILabel *hostLabel;
+@property (nonatomic, strong) UILabel *titleLabel;
 @property (nonatomic, strong) UIImageView *customImageView;
 
 @end
@@ -51,17 +52,22 @@ - (instancetype)initWithStyle:(UITableViewCellStyle)style reuseIdentifier:(NSStr
         _customImageView.clipsToBounds = YES;
         _customImageView.layer.cornerRadius = 10;
         [self.contentView addSubview:_customImageView];
-        _customTextLabel = [[UILabel alloc] init];
-        [self.contentView addSubview:_customTextLabel];
+        _hostLabel = [[UILabel alloc] init];
+        _hostLabel.font = [UIFont systemFontOfSize:12];
+        [self.contentView addSubview:_hostLabel];
+        _titleLabel = [[UILabel alloc] init];
+        _titleLabel.font = [UIFont systemFontOfSize:12 weight:UIFontWeightBold];
+        [self.contentView addSubview:_titleLabel];
     }
     return self;
 }
 
 - (void)layoutSubviews {
     [super layoutSubviews];
-    self.customImageView.frame = CGRectInset(self.bounds, 20, 20);
-    [self.customTextLabel sizeToFit];
-    self.customTextLabel.frame = CGRectMake(20, self.bounds.size.height - 20, self.bounds.size.width - 40, self.customTextLabel.frame.size.height);
+    self.customImageView.frame = CGRectInset(self.bounds, 20, 40);
+    self.hostLabel.frame = CGRectMake(30, self.bounds.size.height - 20, self.bounds.size.width - 2 * 30, 20);
+    self.titleLabel.frame = CGRectMake(30, self.bounds.size.height - 40, self.bounds.size.width - 2 * 30, 20);
+    
 }
 
 @end
@@ -147,8 +153,15 @@ - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(N
         if (![cell isKindOfClass:ImageTableViewCell.class]) {
             cell = [[ImageTableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier];
         }
-        ((ImageTableViewCell *)cell).customTextLabel.text = url.host;
-        [((ImageTableViewCell *)cell).customImageView sd_setImageWithURL:url];
+        ((ImageTableViewCell *)cell).hostLabel.text = url.host;
+        [((ImageTableViewCell *)cell).customImageView sd_setImageWithURL:url completed:^(UIImage * _Nullable image, NSError * _Nullable error, SDImageCacheType cacheType, NSURL * _Nullable imageURL) {
+            if (image) {
+                id extendedObject = image.sd_extendedObject;
+                if ([extendedObject isKindOfClass:LPLinkMetadata.class]) {
+                    ((ImageTableViewCell *)cell).titleLabel.text = ((LPLinkMetadata *)extendedObject).title;
+                }
+            }
+        }];
     }
 
     return cell;

SDWebImageLinkPlugin/Classes/LPLinkView+WebCache.m

@@ -65,10 +65,10 @@ - (void)sd_setImageWithURL:(nullable NSURL *)url
         if (metadata) {
             // Already exist
         } else if (image) {
-            NSData *extendedData = image.sd_extendedData;
+            id extendedObject = image.sd_extendedObject;
             // Re-generate the metadata from local information
-            if (extendedData) {
-                metadata = [NSKeyedUnarchiver unarchivedObjectOfClass:LPLinkMetadata.class fromData:extendedData error:nil];
+            if ([extendedObject isKindOfClass:LPLinkMetadata.class]) {
+                metadata = extendedObject;
             } else {
                 metadata = [[LPLinkMetadata alloc] init];
                 metadata.originalURL = url;

SDWebImageLinkPlugin/Classes/SDImageLinkLoader.m

@@ -158,8 +158,7 @@ - (void)fetchImageDataWithProvider:(NSItemProvider *)imageProvider operation:(SD
             // The original metadata contains image data and is large, we pick the metadata info only to avoid double cache of image
             LPLinkMetadata *metadata = [self.class strippedMetadata:url.sd_linkMetadata];
             // Save the metadata to extended data
-            NSData *extendedData = [NSKeyedArchiver archivedDataWithRootObject:metadata requiringSecureCoding:YES error:nil];
-            image.sd_extendedData = extendedData;
+            image.sd_extendedObject = metadata;
         }
         if (completedBlock) {
             dispatch_main_async_safe(^{
@@ -202,8 +201,7 @@ - (void)fetchImageWithProvider:(NSItemProvider *)imageProvider operation:(SDImag
             // The original metadata contains image data and is large, we pick the metadata info only to avoid double cache of image
             LPLinkMetadata *metadata = [self.class strippedMetadata:url.sd_linkMetadata];
             // Save the metadata to extended data
-            NSData *extendedData = [NSKeyedArchiver archivedDataWithRootObject:metadata requiringSecureCoding:YES error:nil];
-            image.sd_extendedData = extendedData;
+            image.sd_extendedObject = metadata;
         }
         if (completedBlock) {
             dispatch_main_async_safe(^{