Class: FormReader::FormElements
Instance Attribute Summary collapse
-
#action ⇒ Object
Returns the value of attribute action.
-
#fields ⇒ Object
readonly
Returns the value of attribute fields.
Instance Method Summary collapse
- #find_select(name) ⇒ Object
- #get_fields ⇒ Object
- #get_options ⇒ Object
-
#initialize ⇒ FormElements
constructor
A new instance of FormElements.
- #merge_fields(edited_fields) ⇒ Object
- #push(name, value) ⇒ Object (also: #push_text, #push_select)
Constructor Details
#initialize ⇒ FormElements
Returns a new instance of FormElements.
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# File 'lib/web/formreader.rb', line 171 def initialize @fields = {} end |
Instance Attribute Details
#action ⇒ Object
Returns the value of attribute action.
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# File 'lib/web/formreader.rb', line 169 def action @action end |
#fields ⇒ Object (readonly)
Returns the value of attribute fields.
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# File 'lib/web/formreader.rb', line 168 def fields @fields end |
Instance Method Details
#find_select(name) ⇒ Object
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# File 'lib/web/formreader.rb', line 298 def find_select( name ) select = if (fields[name]) fields[name].find{ |e| e.kind_of? Select } end unless select select = Select.new push name, select end select end |
#get_fields ⇒ Object
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# File 'lib/web/formreader.rb', line 175 def get_fields crushedFields = { } @fields.each{ |k,v| v = v.collect { |v1| if v1.kind_of? Select v1.to_a.sort else v1 end }.flatten crushedFields[k] = v } Web::Testing::MultiHashTree.new(crushedFields).fields #crushedFields end |
#get_options ⇒ Object
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# File 'lib/web/formreader.rb', line 191 def = { } @fields.each{ |k,v| v.each { |field| if (field.kind_of? Select) [k] = field..collect{ |o| o.value } end } } end |
#merge_fields(edited_fields) ⇒ Object
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# File 'lib/web/formreader.rb', line 205 def merge_fields( edited_fields ) merged = Marshal.load( Marshal.dump( @fields ) ) edited_fields.each{ |k,v| # normalize inputs k = k.to_s v = [v] unless v.kind_of? Array # guard against errors if merged[k].nil? raise Web::Testing::FieldNotFoundException.new( "Element named #{k} not present on form" ) end if (v.size > merged[k].size) raise FormMergeError.new( "Only #{merged[k].size} elements on form; " + "Can't merge with #{v.size} new values" ) end v.each_with_index{ |v, i| pristine = @fields[k][i] target = merged[k][i] if (pristine.kind_of? Select) # guard against improperly submitted values unless v.kind_of? Hash raise FormMergeError.new( "Values for select elements must be merged in by using merge('#{k}'=>select('#{v}')" ) end # guard against merging multiple # values into single select if (pristine.multiple == false) & (v.keys.length > 1 ) raise FormMergeError.new( "Trying to merge multiple [#{ v.inspect }] into single select[#{ k }]" ) end # selects must be merged with a hash v.each{ |value, flag| # guard against merging nonexistent option unless pristine..find{ |e| e.value == value } raise FormMergeError. \ new("Form doesn't have an option for #{value}") end # turn off everything else for single selects unless target.multiple || flag == false target..each { |o| o.selected = false } end # merge select fields target..find{ |e| e.value == value }.selected = flag } else merged[k][i] = v end } } # delete unchecked checkboxes merged.delete_if{ |k,v| v.delete_if{ |e| e == false } v.size == 0 } # flatten out select elements merged.each{ |k,v| merged[k] = v.collect{ |e| if (e.kind_of? Select) e.to_a else e end }.flatten } merged end |
#push(name, value) ⇒ Object Also known as: push_text, push_select
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# File 'lib/web/formreader.rb', line 293 def push( name, value ) @fields[name] ||= [] @fields[name].push value end |