fix: BaseBuilder::getOperator() doesn't recognize LIKE operator in array expression

Author: kenjis

system/Database/BaseBuilder.php

@@ -749,7 +749,7 @@ protected function whereHaving(string $qbKey, $key, $value = null, string $type
                 $k  = '';
                 $op = '';
             } elseif ($v !== null) {
-                $op = $this->getOperator($k, true);
+                $op = $this->getOperatorFromWhereKey($k);
 
                 if (! empty($op)) {
                     $k = trim($k);
@@ -3387,6 +3387,35 @@ protected function getOperator(string $str, bool $list = false)
         ) ? ($list ? $match[0] : $match[0][0]) : false;
     }
 
+    /**
+     * Returns the SQL string operator from where key
+     *
+     * @return array<int, string>|false
+     * @phpstan-return list<string>|false
+     */
+    private function getOperatorFromWhereKey(string $whereKey)
+    {
+        $whereKey = trim($whereKey);
+
+        if ($this->pregOperators === []) {
+            $this->pregOperators = [
+                '\s*(?:<|>|!)?=', // =, <=, >=, !=
+                '\s*<>?',         // <, <>
+                '\s*>',           // >
+                '\s+IS NULL',     // IS NULL
+                '\s+IS NOT NULL', // IS NOT NULL
+                '\s+LIKE',        // LIKE
+                '\s+NOT LIKE',    // NOT LIKE
+            ];
+        }
+
+        return preg_match_all(
+            '/' . implode('|', $this->pregOperators) . '/i',
+            $whereKey,
+            $match
+        ) ? $match[0] : false;
+    }
+
     /**
      * Stores a bind value after ensuring that it's unique.
      * While it might be nicer to have named keys for our binds array

tests/system/Database/Builder/WhereTest.php

@@ -132,6 +132,20 @@ public function testWhereAssociateArrayKeyHasEqualValueIsNull()
         $this->assertSame($expectedBinds, $builder->getBinds());
     }
 
+    public function testWhereLikeInAssociateArray()
+    {
+        $builder = $this->db->table('user');
+
+        $where = [
+            'id <'      => 100,
+            'col1 LIKE' => '%gmail%',
+        ];
+        $builder->where($where);
+
+        $expectedSQL = 'SELECT * FROM "user" WHERE "id" < 100 AND "col1" LIKE \'%gmail%\'';
+        $this->assertSame($expectedSQL, str_replace("\n", ' ', $builder->getCompiledSelect()));
+    }
+
     public function testWhereCustomString()
     {
         $builder = $this->db->table('jobs');