comparison .svn/pristine/d9/d980ec891829eaff6db830fbecf2991936a709a8.svn-base @ 1295:622f24f53b42 redmine-2.3

Update to Redmine SVN revision 11972 on 2.3-stable branch

+# encoding: utf-8
+#
+# Redmine - project management software
+# Copyright (C) 2006-2012  Jean-Philippe Lang
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+
+require 'iconv'
+require 'tcpdf'
+require 'fpdf/chinese'
+require 'fpdf/japanese'
+require 'fpdf/korean'
+
+module Redmine
+  module Export
+    module PDF
+      include ActionView::Helpers::TextHelper
+      include ActionView::Helpers::NumberHelper
+      include IssuesHelper
+
+      class ITCPDF < TCPDF
+        include Redmine::I18n
+        attr_accessor :footer_date
+
+        def initialize(lang, orientation='P')
+          @@k_path_cache = Rails.root.join('tmp', 'pdf')
+          FileUtils.mkdir_p @@k_path_cache unless File::exist?(@@k_path_cache)
+          set_language_if_valid lang
+          pdf_encoding = l(:general_pdf_encoding).upcase
+          super(orientation, 'mm', 'A4', (pdf_encoding == 'UTF-8'), pdf_encoding)
+          case current_language.to_s.downcase
+          when 'vi'
+            @font_for_content = 'DejaVuSans'
+            @font_for_footer  = 'DejaVuSans'
+          else
+            case pdf_encoding
+            when 'UTF-8'
+              @font_for_content = 'FreeSans'
+              @font_for_footer  = 'FreeSans'
+            when 'CP949'
+              extend(PDF_Korean)
+              AddUHCFont()
+              @font_for_content = 'UHC'
+              @font_for_footer  = 'UHC'
+            when 'CP932', 'SJIS', 'SHIFT_JIS'
+              extend(PDF_Japanese)
+              AddSJISFont()
+              @font_for_content = 'SJIS'
+              @font_for_footer  = 'SJIS'
+            when 'GB18030'
+              extend(PDF_Chinese)
+              AddGBFont()
+              @font_for_content = 'GB'
+              @font_for_footer  = 'GB'
+            when 'BIG5'
+              extend(PDF_Chinese)
+              AddBig5Font()
+              @font_for_content = 'Big5'
+              @font_for_footer  = 'Big5'
+            else
+              @font_for_content = 'Arial'
+              @font_for_footer  = 'Helvetica'
+            end
+          end
+          SetCreator(Redmine::Info.app_name)
+          SetFont(@font_for_content)
+          @outlines = []
+          @outlineRoot = nil
+        end
+
+        def SetFontStyle(style, size)
+          SetFont(@font_for_content, style, size)
+        end
+
+        def SetTitle(txt)
+          txt = begin
+            utf16txt = Iconv.conv('UTF-16BE', 'UTF-8', txt)
+            hextxt = "<FEFF"  # FEFF is BOM
+            hextxt << utf16txt.unpack("C*").map {|x| sprintf("%02X",x) }.join
+            hextxt << ">"
+          rescue
+            txt
+          end || ''
+          super(txt)
+        end
+
+        def textstring(s)
+          # Format a text string
+          if s =~ /^</  # This means the string is hex-dumped.
+            return s
+          else
+            return '('+escape(s)+')'
+          end
+        end
+
+        def fix_text_encoding(txt)
+          RDMPdfEncoding::rdm_from_utf8(txt, l(:general_pdf_encoding))
+        end
+
+        def RDMCell(w ,h=0, txt='', border=0, ln=0, align='', fill=0, link='')
+          Cell(w, h, fix_text_encoding(txt), border, ln, align, fill, link)
+        end
+
+        def RDMMultiCell(w, h=0, txt='', border=0, align='', fill=0, ln=1)
+          MultiCell(w, h, fix_text_encoding(txt), border, align, fill, ln)
+        end
+
+        def RDMwriteHTMLCell(w, h, x, y, txt='', attachments=[], border=0, ln=1, fill=0)
+          @attachments = attachments
+          writeHTMLCell(w, h, x, y,
+            fix_text_encoding(
+              Redmine::WikiFormatting.to_html(Setting.text_formatting, txt)),
+            border, ln, fill)
+        end
+
+        def getImageFilename(attrname)
+          # attrname: general_pdf_encoding string file/uri name
+          atta = RDMPdfEncoding.attach(@attachments, attrname, l(:general_pdf_encoding))
+          if atta
+            return atta.diskfile
+          else
+            return nil
+          end
+        end
+
+        def Footer
+          SetFont(@font_for_footer, 'I', 8)
+          SetY(-15)
+          SetX(15)
+          RDMCell(0, 5, @footer_date, 0, 0, 'L')
+          SetY(-15)
+          SetX(-30)
+          RDMCell(0, 5, PageNo().to_s + '/{nb}', 0, 0, 'C')
+        end
+
+        def Bookmark(txt, level=0, y=0)
+          if (y == -1)
+            y = GetY()
+          end
+          @outlines << {:t => txt, :l => level, :p => PageNo(), :y => (@h - y)*@k}
+        end
+
+        def bookmark_title(txt)
+          txt = begin
+            utf16txt = Iconv.conv('UTF-16BE', 'UTF-8', txt)
+            hextxt = "<FEFF"  # FEFF is BOM
+            hextxt << utf16txt.unpack("C*").map {|x| sprintf("%02X",x) }.join
+            hextxt << ">"
+          rescue
+            txt
+          end || ''
+        end
+
+        def putbookmarks
+          nb=@outlines.size
+          return if (nb==0)
+          lru=[]
+          level=0
+          @outlines.each_with_index do |o, i|
+            if(o[:l]>0)
+              parent=lru[o[:l]-1]
+              #Set parent and last pointers
+              @outlines[i][:parent]=parent
+              @outlines[parent][:last]=i
+              if (o[:l]>level)
+                #Level increasing: set first pointer
+                @outlines[parent][:first]=i
+              end
+            else
+              @outlines[i][:parent]=nb
+            end
+            if (o[:l]<=level && i>0)
+              #Set prev and next pointers
+              prev=lru[o[:l]]
+              @outlines[prev][:next]=i
+              @outlines[i][:prev]=prev
+            end
+            lru[o[:l]]=i
+            level=o[:l]
+          end
+          #Outline items
+          n=self.n+1
+          @outlines.each_with_index do |o, i|
+            newobj()
+            out('<</Title '+bookmark_title(o[:t]))
+            out("/Parent #{n+o[:parent]} 0 R")
+            if (o[:prev])
+              out("/Prev #{n+o[:prev]} 0 R")
+            end
+            if (o[:next])
+              out("/Next #{n+o[:next]} 0 R")
+            end
+            if (o[:first])
+              out("/First #{n+o[:first]} 0 R")
+            end
+            if (o[:last])
+              out("/Last #{n+o[:last]} 0 R")
+            end
+            out("/Dest [%d 0 R /XYZ 0 %.2f null]" % [1+2*o[:p], o[:y]])
+            out('/Count 0>>')
+            out('endobj')
+          end
+          #Outline root
+          newobj()
+          @outlineRoot=self.n
+          out("<</Type /Outlines /First #{n} 0 R");
+          out("/Last #{n+lru[0]} 0 R>>");
+          out('endobj');
+        end
+
+        def putresources()
+          super
+          putbookmarks()
+        end
+
+        def putcatalog()
+          super
+          if(@outlines.size > 0)
+            out("/Outlines #{@outlineRoot} 0 R");
+            out('/PageMode /UseOutlines');
+          end
+        end
+      end
+
+      # fetch row values
+      def fetch_row_values(issue, query, level)
+        query.inline_columns.collect do |column|
+          s = if column.is_a?(QueryCustomFieldColumn)
+            cv = issue.custom_field_values.detect {|v| v.custom_field_id == column.custom_field.id}
+            show_value(cv)
+          else
+            value = issue.send(column.name)
+            if column.name == :subject
+              value = "  " * level + value
+            end
+            if value.is_a?(Date)
+              format_date(value)
+            elsif value.is_a?(Time)
+              format_time(value)
+            else
+              value
+            end
+          end
+          s.to_s
+        end
+      end
+
+      # calculate columns width
+      def calc_col_width(issues, query, table_width, pdf)
+        # calculate statistics
+        #  by captions
+        pdf.SetFontStyle('B',8)
+        col_padding = pdf.GetStringWidth('OO')
+        col_width_min = query.inline_columns.map {|v| pdf.GetStringWidth(v.caption) + col_padding}
+        col_width_max = Array.new(col_width_min)
+        col_width_avg = Array.new(col_width_min)
+        word_width_max = query.inline_columns.map {|c|
+          n = 10
+          c.caption.split.each {|w|
+            x = pdf.GetStringWidth(w) + col_padding
+            n = x if n < x
+          }
+          n
+        }
+
+        #  by properties of issues
+        pdf.SetFontStyle('',8)
+        col_padding = pdf.GetStringWidth('OO')
+        k = 1
+        issue_list(issues) {|issue, level|
+          k += 1
+          values = fetch_row_values(issue, query, level)
+          values.each_with_index {|v,i|
+            n = pdf.GetStringWidth(v) + col_padding
+            col_width_max[i] = n if col_width_max[i] < n
+            col_width_min[i] = n if col_width_min[i] > n
+            col_width_avg[i] += n
+            v.split.each {|w|
+              x = pdf.GetStringWidth(w) + col_padding
+              word_width_max[i] = x if word_width_max[i] < x
+            }
+          }
+        }
+        col_width_avg.map! {|x| x / k}
+
+        # calculate columns width
+        ratio = table_width / col_width_avg.inject(0) {|s,w| s += w}
+        col_width = col_width_avg.map {|w| w * ratio}
+
+        # correct max word width if too many columns
+        ratio = table_width / word_width_max.inject(0) {|s,w| s += w}
+        word_width_max.map! {|v| v * ratio} if ratio < 1
+
+        # correct and lock width of some columns
+        done = 1
+        col_fix = []
+        col_width.each_with_index do |w,i|
+          if w > col_width_max[i]
+            col_width[i] = col_width_max[i]
+            col_fix[i] = 1
+            done = 0
+          elsif w < word_width_max[i]
+            col_width[i] = word_width_max[i]
+            col_fix[i] = 1
+            done = 0
+          else
+            col_fix[i] = 0
+          end
+        end
+
+        # iterate while need to correct and lock coluns width
+        while done == 0
+          # calculate free & locked columns width
+          done = 1
+          fix_col_width = 0
+          free_col_width = 0
+          col_width.each_with_index do |w,i|
+            if col_fix[i] == 1
+              fix_col_width += w
+            else
+              free_col_width += w
+            end
+          end
+
+          # calculate column normalizing ratio
+          if free_col_width == 0
+            ratio = table_width / col_width.inject(0) {|s,w| s += w}
+          else
+            ratio = (table_width - fix_col_width) / free_col_width
+          end
+
+          # correct columns width
+          col_width.each_with_index do |w,i|
+            if col_fix[i] == 0
+              col_width[i] = w * ratio
+
+              # check if column width less then max word width
+              if col_width[i] < word_width_max[i]
+                col_width[i] = word_width_max[i]
+                col_fix[i] = 1
+                done = 0
+              elsif col_width[i] > col_width_max[i]
+                col_width[i] = col_width_max[i]
+                col_fix[i] = 1
+                done = 0
+              end
+            end
+          end
+        end
+        col_width
+      end
+
+      def render_table_header(pdf, query, col_width, row_height, col_id_width, table_width)
+        # headers
+        pdf.SetFontStyle('B',8)
+        pdf.SetFillColor(230, 230, 230)
+
+        # render it background to find the max height used
+        base_x = pdf.GetX
+        base_y = pdf.GetY
+        max_height = issues_to_pdf_write_cells(pdf, query.inline_columns, col_width, row_height, true)
+        pdf.Rect(base_x, base_y, table_width + col_id_width, max_height, 'FD');
+        pdf.SetXY(base_x, base_y);
+
+        # write the cells on page
+        pdf.RDMCell(col_id_width, row_height, "#", "T", 0, 'C', 1)
+        issues_to_pdf_write_cells(pdf, query.inline_columns, col_width, row_height, true)
+        issues_to_pdf_draw_borders(pdf, base_x, base_y, base_y + max_height, col_id_width, col_width)
+        pdf.SetY(base_y + max_height);
+
+        # rows
+        pdf.SetFontStyle('',8)
+        pdf.SetFillColor(255, 255, 255)
+      end
+
+      # Returns a PDF string of a list of issues
+      def issues_to_pdf(issues, project, query)
+        pdf = ITCPDF.new(current_language, "L")
+        title = query.new_record? ? l(:label_issue_plural) : query.name
+        title = "#{project} - #{title}" if project
+        pdf.SetTitle(title)
+        pdf.alias_nb_pages
+        pdf.footer_date = format_date(Date.today)
+        pdf.SetAutoPageBreak(false)
+        pdf.AddPage("L")
+
+        # Landscape A4 = 210 x 297 mm
+        page_height   = 210
+        page_width    = 297
+        right_margin  = 10
+        bottom_margin = 20
+        col_id_width  = 10
+        row_height    = 4
+
+        # column widths
+        table_width = page_width - right_margin - 10  # fixed left margin
+        col_width = []
+        unless query.inline_columns.empty?
+          col_width = calc_col_width(issues, query, table_width - col_id_width, pdf)
+          table_width = col_width.inject(0) {|s,v| s += v}
+        end
+
+				# use full width if the description is displayed
+        if table_width > 0 && query.has_column?(:description)
+          col_width = col_width.map {|w| w = w * (page_width - right_margin - 10 - col_id_width) / table_width}
+          table_width = col_width.inject(0) {|s,v| s += v}
+        end
+
+        # title
+        pdf.SetFontStyle('B',11)
+        pdf.RDMCell(190,10, title)
+        pdf.Ln
+        render_table_header(pdf, query, col_width, row_height, col_id_width, table_width)
+        previous_group = false
+        issue_list(issues) do |issue, level|
+          if query.grouped? &&
+               (group = query.group_by_column.value(issue)) != previous_group
+            pdf.SetFontStyle('B',10)
+            group_label = group.blank? ? 'None' : group.to_s.dup
+            group_label << " (#{query.issue_count_by_group[group]})"
+            pdf.Bookmark group_label, 0, -1
+            pdf.RDMCell(table_width + col_id_width, row_height * 2, group_label, 1, 1, 'L')
+            pdf.SetFontStyle('',8)
+            previous_group = group
+          end
+
+          # fetch row values
+          col_values = fetch_row_values(issue, query, level)
+
+          # render it off-page to find the max height used
+          base_x = pdf.GetX
+          base_y = pdf.GetY
+          pdf.SetY(2 * page_height)
+          max_height = issues_to_pdf_write_cells(pdf, col_values, col_width, row_height)
+          pdf.SetXY(base_x, base_y)
+
+          # make new page if it doesn't fit on the current one
+          space_left = page_height - base_y - bottom_margin
+          if max_height > space_left
+            pdf.AddPage("L")
+            render_table_header(pdf, query, col_width, row_height, col_id_width, table_width)
+            base_x = pdf.GetX
+            base_y = pdf.GetY
+          end
+
+          # write the cells on page
+          pdf.RDMCell(col_id_width, row_height, issue.id.to_s, "T", 0, 'C', 1)
+          issues_to_pdf_write_cells(pdf, col_values, col_width, row_height)
+          issues_to_pdf_draw_borders(pdf, base_x, base_y, base_y + max_height, col_id_width, col_width)
+          pdf.SetY(base_y + max_height);
+
+          if query.has_column?(:description) && issue.description?
+            pdf.SetX(10)
+            pdf.SetAutoPageBreak(true, 20)
+            pdf.RDMwriteHTMLCell(0, 5, 10, 0, issue.description.to_s, issue.attachments, "LRBT")
+            pdf.SetAutoPageBreak(false)
+          end
+        end
+
+        if issues.size == Setting.issues_export_limit.to_i
+          pdf.SetFontStyle('B',10)
+          pdf.RDMCell(0, row_height, '...')
+        end
+        pdf.Output
+      end
+
+      # Renders MultiCells and returns the maximum height used
+      def issues_to_pdf_write_cells(pdf, col_values, col_widths,
+                                    row_height, head=false)
+        base_y = pdf.GetY
+        max_height = row_height
+        col_values.each_with_index do |column, i|
+          col_x = pdf.GetX
+          if head == true
+            pdf.RDMMultiCell(col_widths[i], row_height, column.caption, "T", 'L', 1)
+          else
+            pdf.RDMMultiCell(col_widths[i], row_height, column, "T", 'L', 1)
+          end
+          max_height = (pdf.GetY - base_y) if (pdf.GetY - base_y) > max_height
+          pdf.SetXY(col_x + col_widths[i], base_y);
+        end
+        return max_height
+      end
+
+      # Draw lines to close the row (MultiCell border drawing in not uniform)
+      def issues_to_pdf_draw_borders(pdf, top_x, top_y, lower_y,
+                                     id_width, col_widths)
+        col_x = top_x + id_width
+        pdf.Line(col_x, top_y, col_x, lower_y)    # id right border
+        col_widths.each do |width|
+          col_x += width
+          pdf.Line(col_x, top_y, col_x, lower_y)  # columns right border
+        end
+        pdf.Line(top_x, top_y, top_x, lower_y)    # left border
+        pdf.Line(top_x, lower_y, col_x, lower_y)  # bottom border
+      end
+
+      # Returns a PDF string of a single issue
+      def issue_to_pdf(issue, assoc={})
+        pdf = ITCPDF.new(current_language)
+        pdf.SetTitle("#{issue.project} - #{issue.tracker} ##{issue.id}")
+        pdf.alias_nb_pages
+        pdf.footer_date = format_date(Date.today)
+        pdf.AddPage
+        pdf.SetFontStyle('B',11)
+        buf = "#{issue.project} - #{issue.tracker} ##{issue.id}"
+        pdf.RDMMultiCell(190, 5, buf)
+        pdf.SetFontStyle('',8)
+        base_x = pdf.GetX
+        i = 1
+        issue.ancestors.visible.each do |ancestor|
+          pdf.SetX(base_x + i)
+          buf = "#{ancestor.tracker} # #{ancestor.id} (#{ancestor.status.to_s}): #{ancestor.subject}"
+          pdf.RDMMultiCell(190 - i, 5, buf)
+          i += 1 if i < 35
+        end
+        pdf.SetFontStyle('B',11)
+        pdf.RDMMultiCell(190 - i, 5, issue.subject.to_s)
+        pdf.SetFontStyle('',8)
+        pdf.RDMMultiCell(190, 5, "#{format_time(issue.created_on)} - #{issue.author}")
+        pdf.Ln
+
+        left = []
+        left << [l(:field_status), issue.status]
+        left << [l(:field_priority), issue.priority]
+        left << [l(:field_assigned_to), issue.assigned_to] unless issue.disabled_core_fields.include?('assigned_to_id')
+        left << [l(:field_category), issue.category] unless issue.disabled_core_fields.include?('category_id')
+        left << [l(:field_fixed_version), issue.fixed_version] unless issue.disabled_core_fields.include?('fixed_version_id')
+
+        right = []
+        right << [l(:field_start_date), format_date(issue.start_date)] unless issue.disabled_core_fields.include?('start_date')
+        right << [l(:field_due_date), format_date(issue.due_date)] unless issue.disabled_core_fields.include?('due_date')
+        right << [l(:field_done_ratio), "#{issue.done_ratio}%"] unless issue.disabled_core_fields.include?('done_ratio')
+        right << [l(:field_estimated_hours), l_hours(issue.estimated_hours)] unless issue.disabled_core_fields.include?('estimated_hours')
+        right << [l(:label_spent_time), l_hours(issue.total_spent_hours)] if User.current.allowed_to?(:view_time_entries, issue.project)
+
+        rows = left.size > right.size ? left.size : right.size
+        while left.size < rows
+          left << nil
+        end
+        while right.size < rows
+          right << nil
+        end
+
+        half = (issue.custom_field_values.size / 2.0).ceil
+        issue.custom_field_values.each_with_index do |custom_value, i|
+          (i < half ? left : right) << [custom_value.custom_field.name, show_value(custom_value)]
+        end
+
+        rows = left.size > right.size ? left.size : right.size
+        rows.times do |i|
+          item = left[i]
+          pdf.SetFontStyle('B',9)
+          pdf.RDMCell(35,5, item ? "#{item.first}:" : "", i == 0 ? "LT" : "L")
+          pdf.SetFontStyle('',9)
+          pdf.RDMCell(60,5, item ? item.last.to_s : "", i == 0 ? "RT" : "R")
+
+          item = right[i]
+          pdf.SetFontStyle('B',9)
+          pdf.RDMCell(35,5, item ? "#{item.first}:" : "", i == 0 ? "LT" : "L")
+          pdf.SetFontStyle('',9)
+          pdf.RDMCell(60,5, item ? item.last.to_s : "", i == 0 ? "RT" : "R")
+          pdf.Ln
+        end
+
+        pdf.SetFontStyle('B',9)
+        pdf.RDMCell(35+155, 5, l(:field_description), "LRT", 1)
+        pdf.SetFontStyle('',9)
+
+        # Set resize image scale
+        pdf.SetImageScale(1.6)
+        pdf.RDMwriteHTMLCell(35+155, 5, 0, 0,
+              issue.description.to_s, issue.attachments, "LRB")
+
+        unless issue.leaf?
+          # for CJK
+          truncate_length = ( l(:general_pdf_encoding).upcase == "UTF-8" ? 90 : 65 )
+
+          pdf.SetFontStyle('B',9)
+          pdf.RDMCell(35+155,5, l(:label_subtask_plural) + ":", "LTR")
+          pdf.Ln
+          issue_list(issue.descendants.visible.sort_by(&:lft)) do |child, level|
+            buf = truncate("#{child.tracker} # #{child.id}: #{child.subject}",
+                           :length => truncate_length)
+            level = 10 if level >= 10
+            pdf.SetFontStyle('',8)
+            pdf.RDMCell(35+135,5, (level >=1 ? "  " * level : "") + buf, "L")
+            pdf.SetFontStyle('B',8)
+            pdf.RDMCell(20,5, child.status.to_s, "R")
+            pdf.Ln
+          end
+        end
+
+        relations = issue.relations.select { |r| r.other_issue(issue).visible? }
+        unless relations.empty?
+          # for CJK
+          truncate_length = ( l(:general_pdf_encoding).upcase == "UTF-8" ? 80 : 60 )
+
+          pdf.SetFontStyle('B',9)
+          pdf.RDMCell(35+155,5, l(:label_related_issues) + ":", "LTR")
+          pdf.Ln
+          relations.each do |relation|
+            buf = ""
+            buf += "#{l(relation.label_for(issue))} "
+            if relation.delay && relation.delay != 0
+              buf += "(#{l('datetime.distance_in_words.x_days', :count => relation.delay)}) "
+            end
+            if Setting.cross_project_issue_relations?
+              buf += "#{relation.other_issue(issue).project} - "
+            end
+            buf += "#{relation.other_issue(issue).tracker}" +
+                   " # #{relation.other_issue(issue).id}: #{relation.other_issue(issue).subject}"
+            buf = truncate(buf, :length => truncate_length)
+            pdf.SetFontStyle('', 8)
+            pdf.RDMCell(35+155-60, 5, buf, "L")
+            pdf.SetFontStyle('B',8)
+            pdf.RDMCell(20,5, relation.other_issue(issue).status.to_s, "")
+            pdf.RDMCell(20,5, format_date(relation.other_issue(issue).start_date), "")
+            pdf.RDMCell(20,5, format_date(relation.other_issue(issue).due_date), "R")
+            pdf.Ln
+          end
+        end
+        pdf.RDMCell(190,5, "", "T")
+        pdf.Ln
+
+        if issue.changesets.any? &&
+             User.current.allowed_to?(:view_changesets, issue.project)
+          pdf.SetFontStyle('B',9)
+          pdf.RDMCell(190,5, l(:label_associated_revisions), "B")
+          pdf.Ln
+          for changeset in issue.changesets
+            pdf.SetFontStyle('B',8)
+            csstr  = "#{l(:label_revision)} #{changeset.format_identifier} - "
+            csstr += format_time(changeset.committed_on) + " - " + changeset.author.to_s
+            pdf.RDMCell(190, 5, csstr)
+            pdf.Ln
+            unless changeset.comments.blank?
+              pdf.SetFontStyle('',8)
+              pdf.RDMwriteHTMLCell(190,5,0,0,
+                    changeset.comments.to_s, issue.attachments, "")
+            end
+            pdf.Ln
+          end
+        end
+
+        if assoc[:journals].present?
+          pdf.SetFontStyle('B',9)
+          pdf.RDMCell(190,5, l(:label_history), "B")
+          pdf.Ln
+          assoc[:journals].each do |journal|
+            pdf.SetFontStyle('B',8)
+            title = "##{journal.indice} - #{format_time(journal.created_on)} - #{journal.user}"
+            title << " (#{l(:field_private_notes)})" if journal.private_notes?
+            pdf.RDMCell(190,5, title)
+            pdf.Ln
+            pdf.SetFontStyle('I',8)
+            details_to_strings(journal.details, true).each do |string|
+              pdf.RDMMultiCell(190,5, "- " + string)
+            end
+            if journal.notes?
+              pdf.Ln unless journal.details.empty?
+              pdf.SetFontStyle('',8)
+              pdf.RDMwriteHTMLCell(190,5,0,0,
+                    journal.notes.to_s, issue.attachments, "")
+            end
+            pdf.Ln
+          end
+        end
+
+        if issue.attachments.any?
+          pdf.SetFontStyle('B',9)
+          pdf.RDMCell(190,5, l(:label_attachment_plural), "B")
+          pdf.Ln
+          for attachment in issue.attachments
+            pdf.SetFontStyle('',8)
+            pdf.RDMCell(80,5, attachment.filename)
+            pdf.RDMCell(20,5, number_to_human_size(attachment.filesize),0,0,"R")
+            pdf.RDMCell(25,5, format_date(attachment.created_on),0,0,"R")
+            pdf.RDMCell(65,5, attachment.author.name,0,0,"R")
+            pdf.Ln
+          end
+        end
+        pdf.Output
+      end
+
+      # Returns a PDF string of a set of wiki pages
+      def wiki_pages_to_pdf(pages, project)
+        pdf = ITCPDF.new(current_language)
+        pdf.SetTitle(project.name)
+        pdf.alias_nb_pages
+        pdf.footer_date = format_date(Date.today)
+        pdf.AddPage
+        pdf.SetFontStyle('B',11)
+        pdf.RDMMultiCell(190,5, project.name)
+        pdf.Ln
+        # Set resize image scale
+        pdf.SetImageScale(1.6)
+        pdf.SetFontStyle('',9)
+        write_page_hierarchy(pdf, pages.group_by(&:parent_id))
+        pdf.Output
+      end
+
+      # Returns a PDF string of a single wiki page
+      def wiki_page_to_pdf(page, project)
+        pdf = ITCPDF.new(current_language)
+        pdf.SetTitle("#{project} - #{page.title}")
+        pdf.alias_nb_pages
+        pdf.footer_date = format_date(Date.today)
+        pdf.AddPage
+        pdf.SetFontStyle('B',11)
+        pdf.RDMMultiCell(190,5,
+             "#{project} - #{page.title} - # #{page.content.version}")
+        pdf.Ln
+        # Set resize image scale
+        pdf.SetImageScale(1.6)
+        pdf.SetFontStyle('',9)
+        write_wiki_page(pdf, page)
+        pdf.Output
+      end
+
+      def write_page_hierarchy(pdf, pages, node=nil, level=0)
+        if pages[node]
+          pages[node].each do |page|
+            if @new_page
+              pdf.AddPage
+            else
+              @new_page = true
+            end
+            pdf.Bookmark page.title, level
+            write_wiki_page(pdf, page)
+            write_page_hierarchy(pdf, pages, page.id, level + 1) if pages[page.id]
+          end
+        end
+      end
+
+      def write_wiki_page(pdf, page)
+        pdf.RDMwriteHTMLCell(190,5,0,0,
+              page.content.text.to_s, page.attachments, 0)
+        if page.attachments.any?
+          pdf.Ln
+          pdf.SetFontStyle('B',9)
+          pdf.RDMCell(190,5, l(:label_attachment_plural), "B")
+          pdf.Ln
+          for attachment in page.attachments
+            pdf.SetFontStyle('',8)
+            pdf.RDMCell(80,5, attachment.filename)
+            pdf.RDMCell(20,5, number_to_human_size(attachment.filesize),0,0,"R")
+            pdf.RDMCell(25,5, format_date(attachment.created_on),0,0,"R")
+            pdf.RDMCell(65,5, attachment.author.name,0,0,"R")
+            pdf.Ln
+          end
+        end
+      end
+
+      class RDMPdfEncoding
+        def self.rdm_from_utf8(txt, encoding)
+          txt ||= ''
+          txt = Redmine::CodesetUtil.from_utf8(txt, encoding)
+          if txt.respond_to?(:force_encoding)
+            txt.force_encoding('ASCII-8BIT')
+          end
+          txt
+        end
+
+        def self.attach(attachments, filename, encoding)
+          filename_utf8 = Redmine::CodesetUtil.to_utf8(filename, encoding)
+          atta = nil
+          if filename_utf8 =~ /^[^\/"]+\.(gif|jpg|jpe|jpeg|png)$/i
+            atta = Attachment.latest_attach(attachments, filename_utf8)
+          end
+          if atta && atta.readable? && atta.visible?
+            return atta
+          else
+            return nil
+          end
+        end
+      end
+    end
+  end
+end