Class: PolyrexCreateObject
- Inherits:
-
Object
- Object
- PolyrexCreateObject
- Defined in:
- lib/polyrex-createobject.rb
Instance Attribute Summary collapse
-
#parent_node ⇒ Object
Returns the value of attribute parent_node.
Instance Method Summary collapse
- #attach_create_handlers(names) ⇒ Object
- #create_node(parent_node, child_schema, params = {}, id = nil) ⇒ Object
- #id ⇒ Object
- #id=(s) ⇒ Object
-
#initialize(schema, id = '1') ⇒ PolyrexCreateObject
constructor
A new instance of PolyrexCreateObject.
- #record=(node) ⇒ Object
- #xpath_to_rpath(xpath) ⇒ Object
Constructor Details
#initialize(schema, id = '1') ⇒ PolyrexCreateObject
Returns a new instance of PolyrexCreateObject.
13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 |
# File 'lib/polyrex-createobject.rb', line 13 def initialize(schema, id='1') @@id = id @schema = schema if @schema then a = @schema.split('/') @rpaths = (a.length).times.inject({}) {|r| r.merge ({a.join('/').gsub(/\[[^\]]+\]/,'') => a.pop}) } values = @rpaths.values.reverse @rpaths.keys.reverse.each.with_index do |key,i | @rpaths[key] = values[i..-1].join('/') end names = @rpaths.to_a[0..-2].map {|k,v| [v[/[^\[]+/], k]} attach_create_handlers(names) end end |
Instance Attribute Details
#parent_node ⇒ Object
Returns the value of attribute parent_node.
11 12 13 |
# File 'lib/polyrex-createobject.rb', line 11 def parent_node @parent_node end |
Instance Method Details
#attach_create_handlers(names) ⇒ Object
41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 |
# File 'lib/polyrex-createobject.rb', line 41 def attach_create_handlers(names) methodx = names[0..-2].map do |name, xpath| # nested records %Q( def #{name}(params={}, id=nil,&blk) id ||= @@id orig_parent = @parent_node new_parent = create_node(@parent_node, @rpaths['#{xpath}'], params, id).element('records') if block_given? then self.record = new_parent blk.call(self) end self.record = orig_parent self end ) end name, xpath = names[-1] # top record methodx << %Q( def #{name}(params={}, id=nil,&blk) id ||= @@id orig_parent = @parent_node self.record = @parent_node.element('records') unless @parent_node.name == 'records' self.record = create_node(@parent_node, @rpaths['#{xpath}'], params, id).element('records') blk.call(self) if block_given? self.record = orig_parent self end ) self.instance_eval(methodx.join("\n")) end |
#create_node(parent_node, child_schema, params = {}, id = nil) ⇒ Object
84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 |
# File 'lib/polyrex-createobject.rb', line 84 def create_node(parent_node, child_schema, params={}, id=nil) #puts 'create_node... child_schema : ' + child_schema record = Rexle.new PolyrexSchema.new(child_schema).to_s #puts '@parent_node class: %s; xml: %s : ' % [@parent_node.class, @parent_node.xml] if id then @@id.succ! else if @@id.to_i.to_s == @@id.to_s then @@id.succ! else @@id = @parent_node.element('count(//@id)').to_i + 2 end end record.root.add_attribute({'id' => @@id.to_s.clone}) a = child_schema[/[^\[]+(?=\])/].split(',') #puts 'record : ' + record.xml summary = record.root.element('summary') a.each do |field_name| field = summary.element(field_name.strip) field.text = params[field_name.strip.to_sym] end parent_node.add record.root end |
#id ⇒ Object
35 |
# File 'lib/polyrex-createobject.rb', line 35 def id() @@id end |
#id=(s) ⇒ Object
34 |
# File 'lib/polyrex-createobject.rb', line 34 def id=(s) @@id = s; self end |
#record=(node) ⇒ Object
37 38 39 |
# File 'lib/polyrex-createobject.rb', line 37 def record=(node) @parent_node = node end |
#xpath_to_rpath(xpath) ⇒ Object
116 117 118 |
# File 'lib/polyrex-createobject.rb', line 116 def xpath_to_rpath(xpath) xpath.split('/').each_slice(2).map(&:last).join('/').gsub(/\[[^\]]+\]/,'') end |