From 599a1d2c5cd07bf3c03ae5f234063e11da805208 Mon Sep 17 00:00:00 2001
From: wangyidong <wangyidong@cnezsoft.com>
Date: Wed, 30 Aug 2023 09:12:39 +0800
Subject: [PATCH] * Fix bug #37757.

---
 .../Utility/CaseInsensitiveDictionary.php     | 162 +++++++++---------
 1 file changed, 84 insertions(+), 78 deletions(-)

diff --git a/lib/requests/Requests/Utility/CaseInsensitiveDictionary.php b/lib/requests/Requests/Utility/CaseInsensitiveDictionary.php
index 4914480c54..049add14b7 100644
--- a/lib/requests/Requests/Utility/CaseInsensitiveDictionary.php
+++ b/lib/requests/Requests/Utility/CaseInsensitiveDictionary.php
@@ -13,91 +13,97 @@
  * @subpackage Utilities
  */
 class Requests_Utility_CaseInsensitiveDictionary implements ArrayAccess, IteratorAggregate {
-	/**
-	 * Actual item data
-	 *
-	 * @var array
-	 */
-	protected $data = array();
+    /**
+     * Actual item data
+     *
+     * @var array
+     */
+    protected $data = array();
 
-	/**
-	 * Creates a case insensitive dictionary.
-	 *
-	 * @param array $data Dictionary/map to convert to case-insensitive
-	 */
-	public function __construct(array $data = array()) {
-		foreach ($data as $key => $value) {
-			$this->offsetSet($key, $value);
-		}
-	}
+    /**
+     * Creates a case insensitive dictionary.
+     *
+     * @param array $data Dictionary/map to convert to case-insensitive
+     */
+    public function __construct(array $data = array()) {
+        foreach ($data as $key => $value) {
+            $this->offsetSet($key, $value);
+        }
+    }
 
-	/**
-	 * Check if the given item exists
-	 *
-	 * @param string $key Item key
-	 * @return boolean Does the item exist?
-	 */
-	public function offsetExists($key): bool {
-		$key = strtolower($key);
-		return isset($this->data[$key]);
-	}
+    /**
+     * Check if the given item exists
+     *
+     * @param string $key Item key
+     * @return boolean Does the item exist?
+     */
+    #[\ReturnTypeWillChange]
+    public function offsetExists($key): bool {
+        $key = strtolower($key);
+        return isset($this->data[$key]);
+    }
 
-	/**
-	 * Get the value for the item
-	 *
-	 * @param string $key Item key
-	 * @return string|null Item value (null if offsetExists is false)
-	 */
-	public function offsetGet($key): string|null {
-		$key = strtolower($key);
-		if (!isset($this->data[$key])) {
-			return null;
-		}
+    /**
+     * Get the value for the item
+     *
+     * @param string $key Item key
+     * @return string|null Item value (null if offsetExists is false)
+     */
+    #[\ReturnTypeWillChange]
+    public function offsetGet($key): string|null {
+        $key = strtolower($key);
+        if (!isset($this->data[$key])) {
+            return null;
+        }
 
-		return $this->data[$key];
-	}
+        return $this->data[$key];
+    }
 
-	/**
-	 * Set the given item
-	 *
-	 * @throws Requests_Exception On attempting to use dictionary as list (`invalidset`)
-	 *
-	 * @param string $key Item name
-	 * @param string $value Item value
-	 */
-	public function offsetSet($key, $value): void {
-		if ($key === null) {
-			throw new Requests_Exception('Object is a dictionary, not a list', 'invalidset');
-		}
+    /**
+     * Set the given item
+     *
+     * @throws Requests_Exception On attempting to use dictionary as list (`invalidset`)
+     *
+     * @param string $key Item name
+     * @param string $value Item value
+     */
+    #[\ReturnTypeWillChange]
+    public function offsetSet($key, $value): void {
+        if ($key === null) {
+            throw new Requests_Exception('Object is a dictionary, not a list', 'invalidset');
+        }
 
-		$key              = strtolower($key);
-		$this->data[$key] = $value;
-	}
+        $key              = strtolower($key);
+        $this->data[$key] = $value;
+    }
 
-	/**
-	 * Unset the given header
-	 *
-	 * @param string $key
-	 */
-	public function offsetUnset($key): void {
-		unset($this->data[strtolower($key)]);
-	}
+    /**
+     * Unset the given header
+     *
+     * @param string $key
+     */
+    #[\ReturnTypeWillChange]
+    public function offsetUnset($key): void {
+        unset($this->data[strtolower($key)]);
+    }
 
-	/**
-	 * Get an iterator for the data
-	 *
-	 * @return ArrayIterator
-	 */
-	public function getIterator(): ArrayIterator {
-		return new ArrayIterator($this->data);
-	}
+    /**
+     * Get an iterator for the data
+     *
+     * @return ArrayIterator
+     */
+    #[\ReturnTypeWillChange]
+    public function getIterator(): ArrayIterator {
+        return new ArrayIterator($this->data);
+    }
 
-	/**
-	 * Get the headers as an array
-	 *
-	 * @return array Header data
-	 */
-	public function getAll() {
-		return $this->data;
-	}
+    /**
+     * Get the headers as an array
+     *
+     * @return array Header data
+     */
+    #[\ReturnTypeWillChange]
+    public function getAll() {
+        return $this->data;
+    }
 }