flow.js.coffee in upjs-rails-0.3.2

- old
+ new

@@ -39,10 +39,11 @@
     The CSS selector to update. You can also pass a DOM element or jQuery element
     here, in which case a selector will be inferred from the element's class and ID.
   @param {String} url
     The URL to fetch from the server.
   @param {String} [options.title]
+  @param {String} [options.method='get']
   @param {String|Boolean} [options.history=true]
     If a `String` is given, it is used as the URL the browser's location bar and history.
     If omitted or true, the `url` argument will be used.
     If set to `false`, the history will remain unchanged.
   @param {String|Boolean} [options.source=true]
@@ -56,13 +57,18 @@
     selector = if u.presence(selectorOrElement)
       selectorOrElement
     else
       u.createSelectorFromElement($(selectorOrElement))
       
+    if !up.browser.canPushState() && !u.castsToFalse(options.history)
+      up.browser.loadPage(url, u.only(options, 'method'))
+      return
+      
     u.ajax(
       url: url, 
-      selector: selector
+      selector: selector,
+      u.only(options, 'method')
     )
     .done (html, textStatus, xhr) ->
       # The server can send us the current path using a header value.
       # This way we know the actual URL if the server has redirected.
       if currentLocation = u.locationFromXhr(xhr)
@@ -111,10 +117,11 @@
     for step in implantSteps(selector, options)
       $old =
         # always prefer to replace content in popups or modals
         u.presence($(".up-popup " + step.selector)) || 
         u.presence($(".up-modal " + step.selector)) || 
-        u.presence($(step.selector)) 
+        u.presence($(step.selector)) ||
+        u.error("Could not find selector (#{step.selector}) in current body HTML")
       if fragment = htmlElement.querySelector(step.selector)
         $new = $(fragment)
         swapElements $old, $new, step.pseudoClass, step.transition, options
       else
         u.error("Could not find selector (#{step.selector}) in response (#{html})")