From 45a1cb947e58d98fa6c06291ccad5faf0412020b Mon Sep 17 00:00:00 2001
From: Lee Nave <nave@alum.mit.edu>
Date: Sat, 29 Jun 2024 08:23:26 -0700
Subject: [PATCH] Add support for Trilogy database adapter

---
 CHANGELOG.md                                     |  2 ++
 Gemfile                                          |  1 +
 lib/ransack/constants.rb                         |  2 +-
 spec/ransack/adapters/active_record/base_spec.rb |  2 +-
 spec/ransack/predicate_spec.rb                   |  8 ++++----
 spec/support/schema.rb                           | 11 +++++++++++
 6 files changed, 20 insertions(+), 6 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 82b61284..53141ca5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+* Add support for Trilogy database adapter by @navels in https://github.com/activerecord-hackery/ransack/pull/1500
+
 ## 4.1.0 - 2023-10-23
 
 ### 🚀 Features
diff --git a/Gemfile b/Gemfile
index 4b3b92e4..ec20d9b6 100644
--- a/Gemfile
+++ b/Gemfile
@@ -43,6 +43,7 @@ else
   end
 end
 gem 'mysql2'
+gem 'trilogy'
 
 group :test do
   gem 'machinist', '~> 1.0.6'
diff --git a/lib/ransack/constants.rb b/lib/ransack/constants.rb
index 9202b4b0..6b26ed3a 100644
--- a/lib/ransack/constants.rb
+++ b/lib/ransack/constants.rb
@@ -162,7 +162,7 @@ module Constants
     # replace % \ to \% \\
     def escape_wildcards(unescaped)
       case ActiveRecord::Base.connection.adapter_name
-      when "Mysql2".freeze
+      when "Mysql2".freeze, "Trilogy".freeze
         # Necessary for MySQL
         unescaped.to_s.gsub(/([\\%_])/, '\\\\\\1')
       when "PostgreSQL".freeze
diff --git a/spec/ransack/adapters/active_record/base_spec.rb b/spec/ransack/adapters/active_record/base_spec.rb
index d41cd6d0..b8039f2d 100644
--- a/spec/ransack/adapters/active_record/base_spec.rb
+++ b/spec/ransack/adapters/active_record/base_spec.rb
@@ -794,7 +794,7 @@ def without_application_record_method(method)
         end
 
         def rails7_and_mysql
-          ::ActiveRecord::VERSION::MAJOR >= 7 && ENV['DB'] == 'mysql'
+          ::ActiveRecord::VERSION::MAJOR >= 7 && ['mysql', 'trilogy'].include?(ENV['DB'])
         end
       end
     end
diff --git a/spec/ransack/predicate_spec.rb b/spec/ransack/predicate_spec.rb
index ae0972d9..b15a80e3 100644
--- a/spec/ransack/predicate_spec.rb
+++ b/spec/ransack/predicate_spec.rb
@@ -160,7 +160,7 @@ module Ransack
       it_has_behavior 'wildcard escaping', :name_cont,
         (if ActiveRecord::Base.connection.adapter_name == "PostgreSQL"
           /"people"."name" ILIKE '%\\%\\.\\_\\\\%'/
-        elsif ActiveRecord::Base.connection.adapter_name == "Mysql2"
+        elsif ["Mysql2", "Trilogy"].include?(ActiveRecord::Base.connection.adapter_name)
           /`people`.`name` LIKE '%\\\\%.\\\\_\\\\\\\\%'/
         else
          /"people"."name" LIKE '%%._\\%'/
@@ -179,7 +179,7 @@ module Ransack
       it_has_behavior 'wildcard escaping', :name_not_cont,
         (if ActiveRecord::Base.connection.adapter_name == "PostgreSQL"
           /"people"."name" NOT ILIKE '%\\%\\.\\_\\\\%'/
-        elsif ActiveRecord::Base.connection.adapter_name == "Mysql2"
+        elsif ["Mysql2", "Trilogy"].include?(ActiveRecord::Base.connection.adapter_name)
           /`people`.`name` NOT LIKE '%\\\\%.\\\\_\\\\\\\\%'/
         else
          /"people"."name" NOT LIKE '%%._\\%'/
@@ -198,7 +198,7 @@ module Ransack
       it_has_behavior 'wildcard escaping', :name_i_cont,
         (if ActiveRecord::Base.connection.adapter_name == "PostgreSQL"
           /"people"."name" ILIKE '%\\%\\.\\_\\\\%'/
-        elsif ActiveRecord::Base.connection.adapter_name == "Mysql2"
+        elsif ["Mysql2", "Trilogy"].include?(ActiveRecord::Base.connection.adapter_name)
           /LOWER\(`people`.`name`\) LIKE '%\\\\%.\\\\_\\\\\\\\%'/
         else
          /LOWER\("people"."name"\) LIKE '%%._\\%'/
@@ -217,7 +217,7 @@ module Ransack
       it_has_behavior 'wildcard escaping', :name_not_i_cont,
         (if ActiveRecord::Base.connection.adapter_name == "PostgreSQL"
           /"people"."name" NOT ILIKE '%\\%\\.\\_\\\\%'/
-        elsif ActiveRecord::Base.connection.adapter_name == "Mysql2"
+        elsif ["Mysql2", "Trilogy"].include?(ActiveRecord::Base.connection.adapter_name)
           /LOWER\(`people`.`name`\) NOT LIKE '%\\\\%.\\\\_\\\\\\\\%'/
         else
          /LOWER\("people"."name"\) NOT LIKE '%%._\\%'/
diff --git a/spec/support/schema.rb b/spec/support/schema.rb
index 555299c4..03194e7f 100644
--- a/spec/support/schema.rb
+++ b/spec/support/schema.rb
@@ -8,6 +8,17 @@
     database: 'ransack',
     username: ENV.fetch("MYSQL_USERNAME") { "root" },
     password: ENV.fetch("MYSQL_PASSWORD") { "" },
+    host: ENV.fetch("MYSQL_HOST") { "localhost" },
+    encoding: 'utf8'
+  )
+when 'trilogy'
+  # To test with trilogy: `DB=trilogy bundle exec rake spec`
+  ActiveRecord::Base.establish_connection(
+    adapter:  'trilogy',
+    database: 'ransack',
+    username: ENV.fetch("MYSQL_USERNAME") { "root" },
+    password: ENV.fetch("MYSQL_PASSWORD") { "" },
+    host: ENV.fetch("MYSQL_HOST") { "localhost" },
     encoding: 'utf8'
   )
 when 'pg', 'postgres', 'postgresql'