Class: Coopy::Csv

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

Instance Method Summary collapse

Constructor Details

#initialize(delim = ",") ⇒ Csv

Returns a new instance of Csv.



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

def initialize(delim = ",")
  @cursor = 0
  @row_ended = false
  if delim == nil 
    @delim = ","
  else 
    @delim = delim
  end
end

Instance Method Details

#make_table(txt) ⇒ Object 



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# File 'lib/lib/coopy/csv.rb', line 140

def make_table(txt)
  tab = ::Coopy::SimpleTable.new(0,0)
  self.parse_table(txt,tab)
  tab
end

#parse_cell(txt) ⇒ Object 



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# File 'lib/lib/coopy/csv.rb', line 213

def parse_cell(txt)
  @cursor = 0
  @row_ended = false
  @has_structure = false
  self.parse_cell_part(txt)
end

#parse_table(txt, tab) ⇒ Object 



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# File 'lib/lib/coopy/csv.rb', line 90

def parse_table(txt,tab)
  return false if !tab.is_resizable
  @cursor = 0
  @row_ended = false
  @has_structure = true
  tab.resize(0,0)
  w = 0
  h = 0
  at = 0
  yat = 0
  while(@cursor < txt.length) 
    cell = self.parse_cell_part(txt)
    if yat >= h 
      h = yat + 1
      tab.resize(w,h)
    end
    if at >= w 
      if yat > 0 
        if cell != "" && cell != nil 
          context = ""
          begin
            _g = 0
            while(_g < w) 
              i = _g
              _g+=1
              context += "," if i > 0
              begin
                s = tab.get_cell(i,yat)
                context += s.to_s
              end
            end
          end
          puts "Ignored overflowing row " + _hx_str(yat) + " with cell '" + _hx_str(cell) + "' after: " + _hx_str(context)
        end
      else 
        w = at + 1
        tab.resize(w,h)
      end
    end
    tab.set_cell(at,h - 1,cell)
    at+=1
    if @row_ended 
      at = 0
      yat+=1
    end
    @cursor+=1
  end
  true
end

#render_cell(v, d) ⇒ Object 



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# File 'lib/lib/coopy/csv.rb', line 47

def render_cell(v,d)
  return "NULL" if d == nil
  str = v.to_s(d)
  need_quote = false
  begin
    _g1 = 0
    _g = str.length
    while(_g1 < _g) 
      i = _g1
      _g1+=1
      ch = str[i]
      if ch == "\"" || ch == "'" || ch == @delim || ch == "\r" || ch == "\n" || ch == "\t" || ch == " " 
        need_quote = true
        break
      end
    end
  end
  result = ""
  result += "\"" if need_quote
  line_buf = ""
  begin
    _g11 = 0
    _g2 = str.length
    while(_g11 < _g2) 
      i1 = _g11
      _g11+=1
      ch1 = str[i1]
      result += "\"" if ch1 == "\""
      if ch1 != "\r" && ch1 != "\n" 
        if line_buf.length > 0 
          result += line_buf
          line_buf = ""
        end
        result += ch1
      else 
        line_buf += ch1
      end
    end
  end
  result += "\"" if need_quote
  result
end

#render_table(t) ⇒ Object 



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# File 'lib/lib/coopy/csv.rb', line 26

def render_table(t)
  result = ""
  txt = ""
  v = t.get_cell_view
  stream = ::Coopy::TableStream.new(t)
  w = stream.width
  while(stream.fetch) 
    begin
      _g = 0
      while(_g < w) 
        x = _g
        _g+=1
        txt += @delim if x > 0
        txt += self.render_cell(v,stream.get_cell(x))
      end
    end
    txt += "\r\n"
  end
  txt
end