Class: AemLookout::SlingInitialContentConverter

Inherits:
Object
  • Object
show all
Defined in:
lib/aem_lookout/sling_initial_content_converter.rb

Class Method Summary collapse

Class Method Details

.add_children(children, builder) ⇒ Object 



40
41
42
43
44
45
46
47
 
# File 'lib/aem_lookout/sling_initial_content_converter.rb', line 40

def self.add_children(children, builder)
  children.each do |name, node_data|
    serialized_attributes, children = group_data(node_data)
    builder.tag!(name, serialized_attributes) do |b|
      add_children(children, b)
    end
  end
end

.convert(json_string) ⇒ Object 



6
7
8
9
10
11
12
13
14
15
16
 
# File 'lib/aem_lookout/sling_initial_content_converter.rb', line 6

def self.convert(json_string)
  node_data = JSON.parse(json_string)
  builder = Builder::XmlMarkup.new
  serialized_attributes, children = group_data(node_data)

  builder.tag!("jcr:root", namespaces.merge(serialized_attributes)) do |b|
    add_children(children, b)
  end
rescue JSON::ParserError => e
  raise SlingInitialContentConverterError, "A problem occurred while parsing JSON descriptor file: #{e.message}"
end

.convert_package(package_path) ⇒ Object 



18
19
20
21
22
23
24
25
26
27
 
# File 'lib/aem_lookout/sling_initial_content_converter.rb', line 18

def self.convert_package(package_path)
  json_files = json_files_within(package_path)
  json_files.each do |json_file|
    content_xml_path = generate_content_xml_path(json_file)
    FileUtils.mkdir_p(content_xml_path.parent)
    xml_string = convert(File.read(json_file))
    File.open(content_xml_path, 'w') {|f| f.write(xml_string) }
    FileUtils.rm(json_file)
  end
end

.convert_to_serialized_jcr_value(value) ⇒ Object 



81
82
83
84
85
86
87
88
89
90
91
92
93
94
 
# File 'lib/aem_lookout/sling_initial_content_converter.rb', line 81

def self.convert_to_serialized_jcr_value(value)
  if value == true || value == false
    "{Boolean}#{value}"
  elsif value.is_a?(Array)
    values = value.map {|el| convert_to_serialized_jcr_value(el) }
    "[#{values.join(",")}]"
  elsif value.is_a?(Time)
    "{Date}#{value.strftime("%Y-%m-%dT%H:%M:%S.%L%:z")}"
  elsif value.is_a?(String)
    value
  else
    raise "Unknown type, cannot serialize #{value.class} value: #{value}"
  end
end

.default_attributes ⇒ Object 



64
65
66
67
68
 
# File 'lib/aem_lookout/sling_initial_content_converter.rb', line 64

def self.default_attributes
  {
    "jcr:primaryType" => "nt:unstructured"
  }
end

.generate_content_xml_path(json_path) ⇒ Object

Raises:

  • (ArgumentError) 


34
35
36
37
38
 
# File 'lib/aem_lookout/sling_initial_content_converter.rb', line 34

def self.generate_content_xml_path(json_path)
  raise ArgumentError, "#{json_path} must end in .json" unless json_path.end_with?(".json")
  node_name = File.basename(json_path, ".json")
  Pathname(json_path).parent + node_name + ".content.xml"
end

.group_data(node_data) ⇒ Object

Divide node data into serialized attributes and children



50
51
52
53
54
55
56
57
58
59
60
61
62
 
# File 'lib/aem_lookout/sling_initial_content_converter.rb', line 50

def self.group_data(node_data)
  serialized_attributes = {}
  children = {}
  node_data.each do |key,value|
    if !value.is_a?(Hash)
      serialized_attributes[key] = convert_to_serialized_jcr_value(value)
    else
      children[key] = value
    end
  end

  [default_attributes.merge(serialized_attributes), children]
end

.json_files_within(path) ⇒ Object 



29
30
31
32
 
# File 'lib/aem_lookout/sling_initial_content_converter.rb', line 29

def self.json_files_within(path)
  glob_path = Pathname(path).to_s + "/**/*"
  Dir.glob(glob_path.to_s).delete_if {|path| !path.match(/\.json$/) }
end

.namespaces ⇒ Object

All known namespaces



71
72
73
74
75
76
77
78
79
 
# File 'lib/aem_lookout/sling_initial_content_converter.rb', line 71

def self.namespaces
  {
    "xmlns:cq"    => "http://www.day.com/jcr/cq/1.0",
    "xmlns:sling" => "http://sling.apache.org/jcr/sling/1.0",
    "xmlns:jcr"   => "http://www.jcp.org/jcr/1.0",
    "xmlns:vlt"   => "http://www.day.com/jcr/vault/1.0",
    "xmlns:nt"    => "http://www.jcp.org/jcr/nt/1.0"
  }
end