Fixes #2646: Added support for specifying hostinfo in the pattern of a URL rule

framework/CHANGELOG.md

@@ -134,6 +134,7 @@ Yii Framework 2 Change Log
 - Enh #2499: Added ability to downgrade migrations by their absolute apply time (resurtm, gorcer)
 - Enh #2525: Added support for formatting file sizes with `yii\base\Formatter` (VinceG)
 - Enh #2526: Allow for null values in batchInsert (skotos)
+- Enh #2646: Added support for specifying hostinfo in the pattern of a URL rule (qiangxue)
 - Enh: Added support for using arrays as option values for console commands (qiangxue)
 - Enh: Added `favicon.ico` and `robots.txt` to default application templates (samdark)
 - Enh: Added `Widget::autoIdPrefix` to support prefixing automatically generated widget IDs (qiangxue)

framework/web/UrlRule.php

@@ -134,6 +134,12 @@ class UrlRule extends Object implements UrlRuleInterface
 			$this->_template = '';
 			$this->pattern = '#^$#u';
 			return;
+		} elseif (($pos = strpos($this->pattern, '://')) !== false) {
+			if (($pos2 = strpos($this->pattern, '/', $pos + 3)) !== false) {
+				$this->host = substr($this->pattern, 0, $pos2);
+			} else {
+				$this->host = $this->pattern;
+			}
 		} else {
 			$this->pattern = '/' . $this->pattern . '/';
 		}

tests/unit/framework/web/UrlRuleTest.php

@@ -350,6 +350,18 @@ class UrlRuleTest extends TestCase
 					['post/index', ['page' => 1, 'tag' => 'a', 'lang' => 'en'], 'http://en.example.com/post/a'],
 				],
 			],
+			[
+				'with host info in pattern',
+				[
+					'pattern' => 'http://<lang:en|fr>.example.com/post/<page:\d+>/<tag>',
+					'route' => 'post/index',
+					'defaults' => ['page' => 1],
+				],
+				[
+					['post/index', ['page' => 1, 'tag' => 'a'], false],
+					['post/index', ['page' => 1, 'tag' => 'a', 'lang' => 'en'], 'http://en.example.com/post/a'],
+				],
+			],
 		];
 	}
 
@@ -659,6 +671,18 @@ class UrlRuleTest extends TestCase
 					['post/1/a', false],
 				],
 			],
+			[
+				'with host info in pattern',
+				[
+					'pattern' => 'http://<lang:en|fr>.example.com/post/<page:\d+>',
+					'route' => 'post/index',
+				],
+				[
+					['post/1', 'post/index', ['page' => '1', 'lang' => 'en']],
+					['post/a', false],
+					['post/1/a', false],
+				],
+			],
 		];
 	}
 }