Fix right slide back Crash

klaus01 · klaus01 · commit 349101bcfd85 · 2016-09-23T10:38:49.000+08:00
diff --git a/ruby-china-ios/Controllers/WebViewController.swift b/ruby-china-ios/Controllers/WebViewController.swift
@@ -112,7 +112,9 @@ class WebViewController: VisitableViewController {
     }
     
     override func visitableDidRender() {
-        router.match(NSURL(string: (self.visitableView?.webView?.URL?.path)!)!)
+        if let urlPath = self.visitableView?.webView?.URL?.path, url = NSURL(string: urlPath) {
+            router.match(url)
+        }
         // 覆盖 visitableDidRender，避免设置 title
         navigationController?.topViewController?.title = pageTitle
     }

Original file line number	Diff line number	Diff line change
`@@ -112,7 +112,9 @@ class WebViewController: VisitableViewController {`
`112`	`112`	`}`
`113`	`113`
`114`	`114`	`override func visitableDidRender() {`
`115`		`- router.match(NSURL(string: (self.visitableView?.webView?.URL?.path)!)!)`
	`115`	`+ if let urlPath = self.visitableView?.webView?.URL?.path, url = NSURL(string: urlPath) {`
	`116`	`+ router.match(url)`
	`117`	`+ }`
`116`	`118`	`// 覆盖 visitableDidRender，避免设置 title`
`117`	`119`	`navigationController?.topViewController?.title = pageTitle`
`118`	`120`	`}`