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author | Aaron Patterson <aaron.patterson@gmail.com> | 2016-02-19 15:59:09 -0800 |
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committer | Aaron Patterson <aaron.patterson@gmail.com> | 2016-02-19 15:59:09 -0800 |
commit | 0c9f5f56f7a1628c8c9ff3a91a52f17a15e31b26 (patch) | |
tree | 3818883184b07c64ba7e96f88cfc0f8734e54405 /actionview/lib | |
parent | 8a5059383e7bf4bfe0bfd308ab511d578b1a6ce8 (diff) | |
parent | 2df891dccdcfbdfb176c55297589712ac379f87d (diff) | |
download | rails-0c9f5f56f7a1628c8c9ff3a91a52f17a15e31b26.tar.gz rails-0c9f5f56f7a1628c8c9ff3a91a52f17a15e31b26.tar.bz2 rails-0c9f5f56f7a1628c8c9ff3a91a52f17a15e31b26.zip |
Merge branch 'master' into treewip
* master:
eliminate warnings about multiple primary keys on habtm join tables
Add methods to array delegation from `Relation`
Fix button_to's params option to support nested names.
Dependencies clean up
Deprecate AC::Parameters#== with a Hash
Fix AC::Parameters#== with other AC::Parameters
Tests for AC::Parameters#==
better docs for ActiveSupport::TestCase#assert_nothing_raised
remove needless `debug_exception_response_format` config [ci skip]
partial pass over the API guide [ci skip]
Fix `unsubscribed` server side behavior
Use a semaphore to signal message availability
Fix master build
Remove github gems from the master bug report templates
Truncate ActionCable broadcast message to 300 chars
Remove unused require
Diffstat (limited to 'actionview/lib')
-rw-r--r-- | actionview/lib/action_view/helpers/url_helper.rb | 40 |
1 files changed, 38 insertions, 2 deletions
diff --git a/actionview/lib/action_view/helpers/url_helper.rb b/actionview/lib/action_view/helpers/url_helper.rb index 3a4561a083..87218821ed 100644 --- a/actionview/lib/action_view/helpers/url_helper.rb +++ b/actionview/lib/action_view/helpers/url_helper.rb @@ -329,8 +329,8 @@ module ActionView inner_tags = method_tag.safe_concat(button).safe_concat(request_token_tag) if params - params.each do |param_name, value| - inner_tags.safe_concat tag(:input, type: "hidden", name: param_name, value: value.to_param) + to_form_params(params).each do |param| + inner_tags.safe_concat tag(:input, type: "hidden", name: param[:name], value: param[:value]) end end content_tag('form', inner_tags, form_options) @@ -595,6 +595,42 @@ module ActionView def method_tag(method) tag('input', type: 'hidden', name: '_method', value: method.to_s) end + + # Returns an array of hashes each containing :name and :value keys + # suitable for use as the names and values of form input fields: + # + # to_form_params(name: 'David', nationality: 'Danish') + # # => [{name: :name, value: 'David'}, {name: 'nationality', value: 'Danish'}] + # + # to_form_params(country: {name: 'Denmark'}) + # # => [{name: 'country[name]', value: 'Denmark'}] + # + # to_form_params(countries: ['Denmark', 'Sweden']}) + # # => [{name: 'countries[]', value: 'Denmark'}, {name: 'countries[]', value: 'Sweden'}] + # + # An optional namespace can be passed to enclose key names: + # + # to_form_params({ name: 'Denmark' }, 'country') + # # => [{name: 'country[name]', value: 'Denmark'}] + def to_form_params(attribute, namespace = nil) # :nodoc: + params = [] + case attribute + when Hash + attribute.each do |key, value| + prefix = namespace ? "#{namespace}[#{key}]" : key + params.push(*to_form_params(value, prefix)) + end + when Array + array_prefix = "#{namespace}[]" + attribute.each do |value| + params.push(*to_form_params(value, array_prefix)) + end + else + params << { name: namespace, value: attribute.to_param } + end + + params.sort_by { |pair| pair[:name] } + end end end end |