Class: Coopy::Index

Inherits:
Object
  • Object
show all
Defined in:
lib/lib/coopy/index.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(flags) ⇒ Index

Returns a new instance of Index.



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# File 'lib/lib/coopy/index.rb', line 7

def initialize(flags)
  @items = {}
  @cols = Array.new
  @keys = Array.new
  @top_freq = 0
  @height = 0
  @hdr = 0
  @ignore_whitespace = false
  @ignore_whitespace = flags.ignore_whitespace if flags != nil
end

Instance Attribute Details

#height ⇒ Object

Returns the value of attribute height.



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# File 'lib/lib/coopy/index.rb', line 21

def height
  @height
end

#items ⇒ Object

Returns the value of attribute items.



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# File 'lib/lib/coopy/index.rb', line 18

def items
  @items
end

#keys ⇒ Object

Returns the value of attribute keys.



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# File 'lib/lib/coopy/index.rb', line 19

def keys
  @keys
end

#top_freq ⇒ Object

Returns the value of attribute top_freq.



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# File 'lib/lib/coopy/index.rb', line 20

def top_freq
  @top_freq
end

Instance Method Details

#add_column(i) ⇒ Object 



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# File 'lib/lib/coopy/index.rb', line 33

def add_column(i)
  @cols.push(i)
end

#get_table ⇒ Object 



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# File 'lib/lib/coopy/index.rb', line 117

def get_table 
  @indexed_table
end

#index_table(t, hdr) ⇒ Object 



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# File 'lib/lib/coopy/index.rb', line 37

def index_table(t,hdr)
  @indexed_table = t
  @hdr = hdr
  @keys[t.get_height - 1] = nil if @keys.length != t.get_height && t.get_height > 0
  begin
    _g1 = 0
    _g = t.get_height
    while(_g1 < _g) 
      i = _g1
      _g1+=1
      key = @keys[i]
      if key == nil 
        key = self.to_key(t,i)
        @keys[i] = key
      end
      item = @items[key]
      if item == nil 
        item = ::Coopy::IndexItem.new
        @items[key] = item
      end
      ct = nil
      begin
        item.lst = Array.new if item.lst == nil
        item.lst.push(i)
        ct = item.lst.length
      end
      @top_freq = ct if ct > @top_freq
    end
  end
  @height = t.get_height
end

#to_key(t, i) ⇒ Object 



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# File 'lib/lib/coopy/index.rb', line 69

def to_key(t,i)
  wide = nil
  if i < @hdr 
    wide = "_"
  else 
    wide = ""
  end
  @v = t.get_cell_view if @v == nil
  begin
    _g1 = 0
    _g = @cols.length
    while(_g1 < _g) 
      k = _g1
      _g1+=1
      d = t.get_cell(@cols[k],i)
      txt = @v.to_s(d)
      txt = txt.strip if @ignore_whitespace
      wide += " // " if k > 0
      next if txt == nil || txt == "" || txt == "null" || txt == "undefined"
      wide += txt
    end
  end
  wide
end

#to_key_by_content(row) ⇒ Object 



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# File 'lib/lib/coopy/index.rb', line 94

def to_key_by_content(row)
  wide = nil
  if row.is_preamble 
    wide = "_"
  else 
    wide = ""
  end
  begin
    _g1 = 0
    _g = @cols.length
    while(_g1 < _g) 
      k = _g1
      _g1+=1
      txt = row.get_row_string(@cols[k])
      txt = txt.strip if @ignore_whitespace
      wide += " // " if k > 0
      next if txt == nil || txt == "" || txt == "null" || txt == "undefined"
      wide += txt
    end
  end
  wide
end