wrap_text_fields_in_pdf_r3764.patch

Patch for wrap text fields in PDF - Hugo Ferreira, 2010-06-01 13:47

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lib/redmine/export/pdf.rb
87 87
            return '('+escape(s)+')'
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          end
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        end
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        def Cell(w,h=0,txt='',border=0,ln=0,align='',fill=0,link='')
90
        
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        def fix_text_encoding(txt)
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          @ic ||= Iconv.new(l(:general_pdf_encoding), 'UTF-8')
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          # these quotation marks are not correctly rendered in the pdf
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          txt = txt.gsub(/[“�]/, '"') if txt
......
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          rescue
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            txt
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          end || ''
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          super w,h,txt,border,ln,align,fill,link
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          return txt
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        end
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        def Cell(w,h=0,txt='',border=0,ln=0,align='',fill=0,link='')
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          super w,h,fix_text_encoding(txt),border,ln,align,fill,link
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        end
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        def MultiCell(w,h=0,txt='',border=0,align='',fill=0)
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          super w,h,fix_text_encoding(txt),border,align,fill
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        end
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        def Footer
......
122 130
        pdf.SetTitle(title)
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        pdf.AliasNbPages
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        pdf.footer_date = format_date(Date.today)
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        pdf.SetAutoPageBreak(false)
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        pdf.AddPage("L")
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        row_height = 6
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        # Landscape A4 = 210 x 297 mm
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        page_height = 210
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        page_width = 297
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        right_margin = 10
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        bottom_margin = 20
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        col_id_width = 10
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        row_height = 5
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        # column widths
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        table_width = page_width - right_margin - 10  # fixed left margin
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        col_width = []
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        unless query.columns.empty?
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          col_width = query.columns.collect {|column| column.name == :subject ? 4.0 : 1.0 }
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          ratio = 262.0 / col_width.inject(0) {|s,w| s += w}
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          col_width = query.columns.collect do |c|
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            (c.name == :subject || (c.is_a?(QueryCustomFieldColumn) && ['string', 'text'].include?(c.custom_field.field_format)))? 4.0 : 1.0
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          end
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          ratio = (table_width - col_id_width) / col_width.inject(0) {|s,w| s += w}
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          col_width = col_width.collect {|w| w * ratio}
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        end
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......
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        # headers
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        pdf.SetFontStyle('B',8)
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        pdf.SetFillColor(230, 230, 230)
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        pdf.Cell(15, row_height, "#", 1, 0, 'L', 1)
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        pdf.Cell(col_id_width, row_height, "#", 1, 0, 'C', 1)
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        query.columns.each_with_index do |column, i|
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          pdf.Cell(col_width[i], row_height, column.caption, 1, 0, 'L', 1)
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        end
......
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            pdf.SetFontStyle('',8)
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            previous_group = group
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          end
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          pdf.Cell(15, row_height, issue.id.to_s, 1, 0, 'L', 1)
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          query.columns.each_with_index do |column, i|
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          # fetch all the row values
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          col_values = query.columns.collect do |column|
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            s = if column.is_a?(QueryCustomFieldColumn)
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              cv = issue.custom_values.detect {|v| v.custom_field_id == column.custom_field.id}
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              show_value(cv)
......
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                value
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              end
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            end
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            pdf.Cell(col_width[i], row_height, s.to_s, 1, 0, 'L', 1)
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            s.to_s
178 199
          end
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          pdf.Ln
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          # render it off-page to find the max height used
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          base_x = pdf.GetX
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          base_y = pdf.GetY
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          pdf.SetY(2 * page_height)
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          max_height = issues_to_pdf_write_cells(pdf, col_values, col_width, row_height)
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          pdf.SetXY(base_x, base_y)
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          # make new page if it doesn't fit on the current one
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          space_left = page_height - base_y - bottom_margin
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          if max_height > space_left
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            pdf.AddPage("L")
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            base_x = pdf.GetX
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            base_y = pdf.GetY
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          end
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          # write the cells on page
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          pdf.Cell(col_id_width, row_height, issue.id.to_s, "T", 0, 'C', 1)
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          issues_to_pdf_write_cells(pdf, col_values, col_width, row_height)
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          issues_to_pdf_draw_borders(pdf, base_x, base_y, base_y + max_height, col_id_width, col_width)
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          pdf.SetY(base_y + max_height);
180 221
        end
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181 223
        if issues.size == Setting.issues_export_limit.to_i
182 224
          pdf.SetFontStyle('B',10)
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          pdf.Cell(0, row_height, '...')
......
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        pdf.Output
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      end
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      # Renders MultiCells and returns the maximum height used
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      def issues_to_pdf_write_cells(pdf, col_values, col_widths, row_height)
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        base_y = pdf.GetY
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        max_height = row_height
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        col_values.each_with_index do |column, i|
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          col_x = pdf.GetX
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          pdf.MultiCell(col_widths[i], row_height, col_values[i], "T", 'L', 1)
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          max_height = (pdf.GetY - base_y) if (pdf.GetY - base_y) > max_height
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          pdf.SetXY(col_x + col_widths[i], base_y);
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        end
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        return max_height
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      end
242

  
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      # Draw lines to close the row (MultiCell border drawing in not uniform)
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      def issues_to_pdf_draw_borders(pdf, top_x, top_y, lower_y, id_width, col_widths)
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        col_x = top_x + id_width
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        pdf.Line(col_x, top_y, col_x, lower_y)    # id right border
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        col_widths.each do |width|
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          col_x += width
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          pdf.Line(col_x, top_y, col_x, lower_y)  # columns right border
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        end
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        pdf.Line(top_x, top_y, top_x, lower_y)    # left border
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        pdf.Line(top_x, lower_y, col_x, lower_y)  # bottom border
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      end
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188 255
      # Returns a PDF string of a single issue
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      def issue_to_pdf(issue)
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        pdf = IFPDF.new(current_language)
......
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        pdf.AddPage
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        pdf.SetFontStyle('B',11)    
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        pdf.Cell(190,10, "#{issue.project} - #{issue.tracker} # #{issue.id}: #{issue.subject}")
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        pdf.MultiCell(190,5, "#{issue.project} - #{issue.tracker} # #{issue.id}: #{issue.subject}")
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        pdf.Ln
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        y0 = pdf.GetY
......
247 314
        end
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        pdf.SetFontStyle('B',9)
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        pdf.Cell(35,5, l(:field_subject) + ":","LTB")
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        pdf.Cell(35,5, l(:field_subject) + ":","LT")
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        pdf.SetFontStyle('',9)
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        pdf.Cell(155,5, issue.subject,"RTB")
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        pdf.Ln    
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        pdf.MultiCell(155,5, issue.subject,"RT")
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        pdf.SetFontStyle('B',9)
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        pdf.Cell(35,5, l(:field_description) + ":")
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        pdf.Cell(35,5, l(:field_description) + ":","LT")
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        pdf.SetFontStyle('',9)
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        pdf.MultiCell(155,5, @issue.description,"BR")
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        pdf.MultiCell(155,5, @issue.description,"RT")
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        pdf.Line(pdf.GetX, y0, pdf.GetX, pdf.GetY)
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        pdf.Line(pdf.GetX, pdf.GetY, 170, pdf.GetY)
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        pdf.Line(pdf.GetX, pdf.GetY, pdf.GetX + 190, pdf.GetY)
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        pdf.Ln
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        if issue.changesets.any? && User.current.allowed_to?(:view_changesets, issue.project)
......
286 352
          pdf.Ln
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          pdf.SetFontStyle('I',8)
288 354
          for detail in journal.details
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            pdf.Cell(190,5, "- " + show_detail(detail, true))
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            pdf.Ln
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            pdf.MultiCell(190,5, "- " + show_detail(detail, true))
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          end
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          if journal.notes?
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            pdf.Ln unless journal.details.empty?
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            pdf.SetFontStyle('',8)
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            pdf.MultiCell(190,5, journal.notes)
295 361
          end