From 916c9806768b14a6229c9c9c6bee06f90fbcaab2 Mon Sep 17 00:00:00 2001
From: Bevan Kay <email@bevankay.me>
Date: Mon, 30 May 2022 17:46:45 +1000
Subject: [PATCH] livecheck: allow custom url in extract_plist strategy

---
 .../Homebrew/livecheck/strategy/extract_plist.rb   | 14 ++++++++++++--
 Library/Homebrew/unversioned_cask_checker.rb       | 12 +++++++++---
 2 files changed, 21 insertions(+), 5 deletions(-)

diff --git a/Library/Homebrew/livecheck/strategy/extract_plist.rb b/Library/Homebrew/livecheck/strategy/extract_plist.rb
index 0bf114f63d..39f8d8f6c1 100644
--- a/Library/Homebrew/livecheck/strategy/extract_plist.rb
+++ b/Library/Homebrew/livecheck/strategy/extract_plist.rb
@@ -87,12 +87,13 @@ module Homebrew
         sig {
           params(
             cask:    Cask::Cask,
+            url:     T.nilable(String),
             regex:   T.nilable(Regexp),
             _unused: T.nilable(T::Hash[Symbol, T.untyped]),
             block:   T.untyped,
           ).returns(T::Hash[Symbol, T.untyped])
         }
-        def self.find_versions(cask:, regex: nil, **_unused, &block)
+        def self.find_versions(cask:, url: nil, regex: nil, **_unused, &block)
           if regex.present? && block.blank?
             raise ArgumentError, "#{T.must(name).demodulize} only supports a regex when using a `strategy` block"
           end
@@ -100,7 +101,16 @@ module Homebrew
 
           match_data = { matches: {}, regex: regex }
 
-          unversioned_cask_checker = UnversionedCaskChecker.new(cask)
+          if url && url != cask.url.to_s
+            cask_object_for_livecheck = Cask::Cask.new("livecheck-cask", config: cask.config) do
+              url url.to_s
+            end
+
+            unversioned_cask_checker = UnversionedCaskChecker.new(cask, livecheck_url: cask_object_for_livecheck)
+          else
+            unversioned_cask_checker = UnversionedCaskChecker.new(cask)
+          end
+
           items = unversioned_cask_checker.all_versions.transform_values { |v| Item.new(bundle_version: v) }
 
           versions_from_items(items, regex, &block).each do |version_text|
diff --git a/Library/Homebrew/unversioned_cask_checker.rb b/Library/Homebrew/unversioned_cask_checker.rb
index af6a659573..fa85d4fc4d 100644
--- a/Library/Homebrew/unversioned_cask_checker.rb
+++ b/Library/Homebrew/unversioned_cask_checker.rb
@@ -15,15 +15,21 @@ module Homebrew
 
     sig {  returns(Cask::Cask) }
     attr_reader :cask
+    attr_reader :livecheck_url
 
-    sig { params(cask: Cask::Cask).void }
-    def initialize(cask)
+    sig { params(cask: Cask::Cask, livecheck_url: T.nilable(Cask::Cask)).void }
+    def initialize(cask, livecheck_url: nil)
       @cask = cask
+      @livecheck_url = livecheck_url
     end
 
     sig { returns(Cask::Installer) }
     def installer
-      @installer ||= Cask::Installer.new(cask, verify_download_integrity: false)
+      @installer ||= if livecheck_url
+        Cask::Installer.new(livecheck_url, verify_download_integrity: false)
+      else
+        Cask::Installer.new(cask, verify_download_integrity: false)
+      end
     end
 
     sig { returns(T::Array[Cask::Artifact::App]) }