Redmine 3.4.4

lib/redmine/export/pdf.rb

@@ -0,0 +1,156 @@
+# encoding: utf-8
+#
+# Redmine - project management software
+# Copyright (C) 2006-2017  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 'rbpdf'
+
+module Redmine
+  module Export
+    module PDF
+      class ITCPDF < RBPDF
+        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
+          super(orientation, 'mm', 'A4')
+          set_print_header(false)
+          set_rtl(l(:direction) == 'rtl')
+
+          @font_for_content = l(:general_pdf_fontname)
+          @monospaced_font_for_content = l(:general_pdf_monospaced_fontname)
+          @font_for_footer  = l(:general_pdf_fontname)
+          set_creator(Redmine::Info.app_name)
+          set_font(@font_for_content)
+
+          set_header_font([@font_for_content, '', 10])
+          set_footer_font([@font_for_content, '', 8])
+          set_default_monospaced_font(@monospaced_font_for_content)
+          set_display_mode('default', 'OneColumn')
+        end
+
+        def SetFontStyle(style, size)
+          set_font(@font_for_content, style, size)
+        end
+
+        def SetFont(family, style='', size=0, fontfile='')
+          # FreeSerif Bold Thai font has problem.
+          style.delete!('B') if family.to_s.casecmp('freeserif') == 0
+          # DejaVuSans Italic Arabic and Persian font has problem.
+          style.delete!('I') if family.to_s.casecmp('dejavusans') == 0 && current_language.to_s.casecmp("vi") != 0
+          # DejaVuSansMono Italic Arabic font has problem
+          style.delete!('I') if family.to_s.casecmp('dejavusansmono') == 0
+          super(family, style, size, fontfile)
+        end
+        alias_method :set_font, :SetFont
+
+        def fix_text_encoding(txt)
+          RDMPdfEncoding::rdm_from_utf8(txt, "UTF-8")
+        end
+
+        def formatted_text(text)
+          Redmine::WikiFormatting.to_html(Setting.text_formatting, text)
+        end
+
+        def RDMCell(w ,h=0, txt='', border=0, ln=0, align='', fill=0, link='')
+          cell(w, h, txt, border, ln, align, fill, link)
+        end
+
+        def RDMMultiCell(w, h=0, txt='', border=0, align='', fill=0, ln=1)
+          multi_cell(w, h, txt, border, align, fill, ln)
+        end
+
+        def RDMwriteFormattedCell(w, h, x, y, txt='', attachments=[], border=0, ln=1, fill=0)
+          @attachments = attachments
+
+          css_tag = ' <style>
+          table, td {
+            border: 2px #ff0000 solid;
+          }
+          th {  background-color:#EEEEEE; padding: 4px; white-space:nowrap; text-align: center;  font-style: bold;}
+          pre {
+            background-color: #fafafa;
+          }
+          </style>'
+
+          # Strip {{toc}} tags
+          txt.gsub!(/<p>\{\{([<>]?)toc\}\}<\/p>/i, '')
+          writeHTMLCell(w, h, x, y, css_tag + txt, border, ln, fill)
+        end
+
+        def RDMwriteHTMLCell(w, h, x, y, txt='', attachments=[], border=0, ln=1, fill=0)
+          txt = formatted_text(txt)
+          RDMwriteFormattedCell(w, h, x, y, txt, attachments, border, ln, fill)
+        end
+
+        def get_image_filename(attrname)
+          atta = RDMPdfEncoding.attach(@attachments, attrname, "UTF-8")
+          if atta
+            return atta.diskfile
+          else
+            return nil
+          end
+        end
+
+        def get_sever_url(url)
+          if !empty_string(url) and (url[0, 1] == '/')
+            Setting.host_name.split('/')[0] + url
+          else
+            url
+          end
+        end
+
+        def Footer
+          set_font(@font_for_footer, 'I', 8)
+          set_x(15)
+          if get_rtl
+            RDMCell(0, 5, @footer_date, 0, 0, 'R')
+          else
+            RDMCell(0, 5, @footer_date, 0, 0, 'L')
+          end
+          set_x(-30)
+          RDMCell(0, 5, get_alias_num_page() + '/' + get_alias_nb_pages(), 0, 0, 'C')
+        end
+      end
+
+      class RDMPdfEncoding
+        def self.rdm_from_utf8(txt, encoding)
+          txt ||= ''
+          txt = Redmine::CodesetUtil.from_utf8(txt, encoding)
+          txt.force_encoding('ASCII-8BIT')
+          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