From 91ccb4ba6e203f1b80a1aa7187d8773434948fc2 Mon Sep 17 00:00:00 2001
From: Vojta Jina
Date: Tue, 19 Jul 2011 15:52:27 +0200
Subject: feat($browser): add $browser.baseHref()

This method abstracts <base href="" /> in document.head - returns the value.
If absolute href set, it converts the href to relative.
---
 src/Browser.js       | 11 +++++++++++
 src/angular-mocks.js |  5 +++++
 test/BrowserSpecs.js | 36 ++++++++++++++++++++++++++++++++++++
 3 files changed, 52 insertions(+)

diff --git a/src/Browser.js b/src/Browser.js
index 8e8f511a..62e5b116 100644
--- a/src/Browser.js
+++ b/src/Browser.js
@@ -509,4 +509,15 @@ function Browser(window, document, body, XHR, $log, $sniffer) {
 
     return script;
   };
+
+  /**
+   * Returns current <base href>
+   * (always relative - without domain)
+   *
+   * @returns {string=}
+   */
+  self.baseHref = function() {
+    var href = document.find('base').attr('href');
+    return href ? href.replace(/^https?\:\/\/[^\/]*/, '') : href;
+  };
 }
diff --git a/src/angular-mocks.js b/src/angular-mocks.js
index 8410dc8c..f533bee0 100644
--- a/src/angular-mocks.js
+++ b/src/angular-mocks.js
@@ -302,6 +302,11 @@ function MockBrowser() {
       self.deferredFns.shift().fn();
     }
   };
+
+  self.$$baseHref = '';
+  self.baseHref = function() {
+    return this.$$baseHref;
+  };
 }
 MockBrowser.prototype = {
 
diff --git a/test/BrowserSpecs.js b/test/BrowserSpecs.js
index f92a21af..de4354a0 100644
--- a/test/BrowserSpecs.js
+++ b/test/BrowserSpecs.js
@@ -691,4 +691,40 @@ describe('browser', function(){
       expect(script).toBe(scripts[0]);
     });
   });
+
+  describe('baseHref', function() {
+    var jqDocHead;
+
+    function setDocumentBaseHrefTo(href) {
+      clearDocumentBaseHref();
+      jqDocHead.append('<base href="' + href +'" />');
+    }
+
+    function clearDocumentBaseHref() {
+      jqDocHead.find('base').remove();
+    }
+
+    beforeEach(function() {
+      jqDocHead = jqLite(document).find('head');
+    });
+
+    afterEach(clearDocumentBaseHref);
+
+    it('should return value from <base href>', function() {
+      setDocumentBaseHrefTo('/base/path/');
+      expect(browser.baseHref()).toEqual('/base/path/');
+    });
+
+    it('should return undefined if no <base href>', function() {
+      expect(browser.baseHref()).toBeUndefined();
+    });
+
+    it('should remove domain from <base href>', function() {
+      setDocumentBaseHrefTo('http://host.com/base/path/');
+      expect(browser.baseHref()).toEqual('/base/path/');
+
+      setDocumentBaseHrefTo('http://host.com/base/path/index.html');
+      expect(browser.baseHref()).toEqual('/base/path/index.html');
+    });
+  });
 });
-- 
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