Class: TableToHashConverter

Inherits:
Object
  • Object
show all
Defined in:
lib/rubyslim/table_to_hash_converter.rb

Class Method Summary collapse

Class Method Details

.add_row_to_hash(hash, row) ⇒ Object

Raises:

  • (ArgumentError) 


27
28
29
30
31
 
# File 'lib/rubyslim/table_to_hash_converter.rb', line 27

def self.add_row_to_hash(hash, row)
  columns = row.get_elements('td')
  raise ArgumentError if columns.size != 2
  hash[columns[0].text.strip.to_sym] = columns[1].text.strip
end

.convert(string) ⇒ Object 



4
5
6
7
8
9
10
11
 
# File 'lib/rubyslim/table_to_hash_converter.rb', line 4

def self.convert(string)
  begin
    doc = REXML::Document.new(string.strip)
    return html_to_hash(doc)
  rescue
    return string
  end
end

.create_hash_from_rows(rows) ⇒ Object 



19
20
21
22
23
24
25
 
# File 'lib/rubyslim/table_to_hash_converter.rb', line 19

def self.create_hash_from_rows(rows)
  hash = {}
  rows.elements.each('tr') do |row|
    add_row_to_hash(hash, row)
  end
  hash
end

.html_to_hash(doc) ⇒ Object

Raises:

  • (ArgumentError) 


13
14
15
16
17
 
# File 'lib/rubyslim/table_to_hash_converter.rb', line 13

def self.html_to_hash(doc)
  table = doc.elements['table']
  raise ArgumentError if table.nil?
  create_hash_from_rows(table)
end