Class: Com::Yaml

Inherits:
Object
  • Object
show all
Defined in:
app/stores/com/yaml.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(file_name) ⇒ Yaml

uses config/viter_template.yml in rails_ui engine as default, config/viter_template.yml in Rails project will override this.



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# File 'app/stores/com/yaml.rb', line 6

def initialize(file_name)
  export_path = Rails.root + file_name

  @yaml = Psych::Nodes::Stream.new
  @content = @yaml.children
  @io = File.new(export_path, 'w+')
end

Instance Attribute Details

#content ⇒ Object (readonly)

Returns the value of attribute content.



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# File 'app/stores/com/yaml.rb', line 3

def content
  @content
end

Instance Method Details

#add(env = 'default', key, value) ⇒ Object 



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# File 'app/stores/com/yaml.rb', line 48

def add(env = 'default', key, value)
  env_content, index = xx(env, key)
  if index
    value_content = env_content[index]
  else
    return
  end

  if value_content.is_a?(Psych::Nodes::Sequence)  # 数组
    value_content.style = 1  # block style
    value_content.children << Psych::Nodes::Scalar.new(value)
  elsif value_content.is_a?(Psych::Nodes::Mapping) && value.is_a?(Hash)  # 有下级内容
    value.each do |item, val|
      value_content.children << Psych::Nodes::Scalar.new(item)
      value_content.children << Psych::Nodes::Scalar.new(val)
    end
  elsif value_content.is_a?(Psych::Nodes::Scalar) && value.is_a?(Hash)
    value_content.children = []
    value.each do |item, val|
      value_content.children << Psych::Nodes::Scalar.new(item)
      value_content.children << Psych::Nodes::Scalar.new(val)
    end
  end

  value_content
end

#append(env = 'default', key, value) ⇒ Object 



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# File 'app/stores/com/yaml.rb', line 30

def append(env = 'default', key, value)
  env_content, index = xx(env, key)
  if index
    value_content = env_content[index]
  else
    return
  end

  return if value_content.children.find { |i| i.value == value }

  if value_content.is_a?(Psych::Nodes::Sequence)
    value_content.style = 1  # block style
    value_content.children << Psych::Nodes::Scalar.new(value)
  end

  value_content
end

#dump ⇒ Object 



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# File 'app/stores/com/yaml.rb', line 19

def dump
  @yaml.yaml @io
  @io.fsync
  @io.close
end

#set(key, value) ⇒ Object 



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# File 'app/stores/com/yaml.rb', line 25

def set(key, value)
  @content << Psych::Nodes::Scalar.new(key)
  @content << Psych::Nodes::Scalar.new(value)
end

#template(template) ⇒ Object 



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# File 'app/stores/com/yaml.rb', line 14

def template(template)
  template_path = (Rails.root + template).existence
  File.read(template_path)
end

#xx(env, key) ⇒ Object 



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# File 'app/stores/com/yaml.rb', line 75

def xx(env, key)
  env_index = @content.find_index { |i| i.is_a?(Psych::Nodes::Scalar) && i.value == env }
  env_content = @content[env_index + 1].children
  value_index = env_content.find_index { |i| i.is_a?(Psych::Nodes::Scalar) && i.value == key }
  if value_index
    index = value_index + 1
  else
    index = nil
  end

  [env_content, index]
end