Class: Tables::TableReader

Inherits:
Object
  • Object
show all
Defined in:
lib/tables/table_reader.rb

Direct Known Subclasses

ExcelTableReader, WordTableReader

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ TableReader

Returns a new instance of TableReader.



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# File 'lib/tables/table_reader.rb', line 13

def initialize
  @tables=[]
end

Instance Attribute Details

#tables ⇒ Object (readonly)

Returns the value of attribute tables.



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# File 'lib/tables/table_reader.rb', line 11

def tables
  @tables
end

Instance Method Details

#extract_all_tables(idx_array = [*0..(table_count-1)]) ⇒ Object

table_count is defined by the concrete class



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# File 'lib/tables/table_reader.rb', line 41

def extract_all_tables(idx_array=[*0..(table_count-1)]) # table_count is defined by the concrete class
  idx_array.each do |idx|
    table = extract_table(idx)
    unless table.nil? then
      status = ">> Extracted table '#{table.name}'"
      sig=">> signature - #{table.signature}"
      if block_given? then
        match=yield(table)
        if match then
          @tables << table
        else
          status += " - (filtered out)"
        end
      else
        @tables << table
      end
      puts status
      puts sig
    end
  end
end

#get_tables ⇒ Object 



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# File 'lib/tables/table_reader.rb', line 17

def get_tables
  result=[]
  if block_given? then
    @tables.each {|t| result<<t if yield(t)}
  else
    result=@tables.clone
  end
  result
end

#merge_tables ⇒ Object 



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# File 'lib/tables/table_reader.rb', line 27

def merge_tables
  sortmerge={}
  @tables.each do |t|
    key=t.header
    if sortmerge.has_key?(key) then
      sortmerge[key].merge!(t)
    else
      sortmerge[key]=t
    end
  end
  @tables=[]
  sortmerge.values.each {|v| @tables << v}
end