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Added button_to_remote helper

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Ticket originally from http://dev.rubyonrails.org/ticket/3641

Signed-off-by: Jeremy Kemper <jeremy@bitsweat.net>
This commit is contained in:
Tarmo Tänav 2008-08-30 02:08:16 +03:00 committed by Jeremy Kemper
parent 5a6e20b607
commit 6450d6ca76
3 changed files with 23 additions and 0 deletions
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2
actionpack/CHANGELOG
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@ -1,5 +1,7 @@
*Edge*
* Added button_to_remote helper. #3641 [Donald Piret, Tarmo Tänav]
* Deprecate render_component. Please use render_component plugin from http://github.com/rails/render_component/tree/master [Pratik]
* Routes may be restricted to lists of HTTP methods instead of a single method or :any. #407 [Brennan Dunn, Gaius Centus Novus]

8
actionpack/lib/action_view/helpers/prototype_helper.rb
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@ -255,6 +255,14 @@ module ActionView
link_to_function(name, remote_function(options), html_options || options.delete(:html))
end
# Creates a button with an onclick event which calls a remote action
# via XMLHttpRequest
# The options for specifying the target with :url
# and defining callbacks is the same as link_to_remote.
def button_to_remote(name, options = {}, html_options = {})
button_to_function(name, remote_function(options), html_options)
end
# Periodically calls the specified url (<tt>options[:url]</tt>) every
# <tt>options[:frequency]</tt> seconds (default is 10). Usually used to
# update a specified div (<tt>options[:update]</tt>) with the results

13
actionpack/test/template/prototype_helper_test.rb
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@ -91,6 +91,19 @@ class PrototypeHelperTest < PrototypeHelperBaseTest
link_to_remote("Remote", { :url => { :action => "whatnot's" } })
end
def test_button_to_remote
assert_dom_equal %(<input class=\"fine\" type=\"button\" value=\"Remote outpost\" onclick=\"new Ajax.Request('http://www.example.com/whatnot', {asynchronous:true, evalScripts:true});\" />),
button_to_remote("Remote outpost", { :url => { :action => "whatnot" }}, { :class => "fine" })
assert_dom_equal %(<input type=\"button\" value=\"Remote outpost\" onclick=\"new Ajax.Request('http://www.example.com/whatnot', {asynchronous:true, evalScripts:true, onComplete:function(request){alert(request.reponseText)}});\" />),
button_to_remote("Remote outpost", :complete => "alert(request.reponseText)", :url => { :action => "whatnot" })
assert_dom_equal %(<input type=\"button\" value=\"Remote outpost\" onclick=\"new Ajax.Request('http://www.example.com/whatnot', {asynchronous:true, evalScripts:true, onSuccess:function(request){alert(request.reponseText)}});\" />),
button_to_remote("Remote outpost", :success => "alert(request.reponseText)", :url => { :action => "whatnot" })
assert_dom_equal %(<input type=\"button\" value=\"Remote outpost\" onclick=\"new Ajax.Request('http://www.example.com/whatnot', {asynchronous:true, evalScripts:true, onFailure:function(request){alert(request.reponseText)}});\" />),
button_to_remote("Remote outpost", :failure => "alert(request.reponseText)", :url => { :action => "whatnot" })
assert_dom_equal %(<input type=\"button\" value=\"Remote outpost\" onclick=\"new Ajax.Request('http://www.example.com/whatnot?a=10&amp;b=20', {asynchronous:true, evalScripts:true, onFailure:function(request){alert(request.reponseText)}});\" />),
button_to_remote("Remote outpost", :failure => "alert(request.reponseText)", :url => { :action => "whatnot", :a => '10', :b => '20' })
end
def test_periodically_call_remote
assert_dom_equal %(<script type="text/javascript">\n//<![CDATA[\nnew PeriodicalExecuter(function() {new Ajax.Updater('schremser_bier', 'http://www.example.com/mehr_bier', {asynchronous:true, evalScripts:true})}, 10)\n//]]>\n</script>),
periodically_call_remote(:update => "schremser_bier", :url => { :action => "mehr_bier" })