Wiki page collapse block image is not displayed in exported PDF (#30162).

Patch by Jun NAITOH.

git-svn-id: http://svn.redmine.org/redmine/trunk@18307 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/helpers/application_helper.rb

     @current_section = 0 if options[:edit_section_links]
 
     parse_sections(text, project, obj, attr, only_path, options)
-    text = parse_non_pre_blocks(text, obj, macros) do |text|
+    text = parse_non_pre_blocks(text, obj, macros, options) do |text|
       [:parse_inline_attachments, :parse_hires_images, :parse_wiki_links, :parse_redmine_links].each do |method_name|
         send method_name, text, project, obj, attr, only_path, options
       end
     text.html_safe
   end
 
-  def parse_non_pre_blocks(text, obj, macros)
+  def parse_non_pre_blocks(text, obj, macros, options={})
     s = StringScanner.new(text)
     tags = []
     parsed = +''
       text, full_tag, closing, tag = s[1], s[2], s[3], s[4]
       if tags.empty?
         yield text
-        inject_macros(text, obj, macros) if macros.any?
+        inject_macros(text, obj, macros, true, options) if macros.any?
       else
-        inject_macros(text, obj, macros, false) if macros.any?
+        inject_macros(text, obj, macros, false, options) if macros.any?
       end
       parsed << text
       if tag
   end
 
   # Executes and replaces macros in text
-  def inject_macros(text, obj, macros, execute=true)
+  def inject_macros(text, obj, macros, execute=true, options={})
     text.gsub!(MACRO_SUB_RE) do
       all, index = $1, $2.to_i
       orig = macros.delete(index)
       if execute && orig && orig =~ MACROS_RE
         esc, all, macro, args, block = $2, $3, $4.downcase, $6.to_s, $7.try(:strip)
         if esc.nil?
-          h(exec_macro(macro, obj, args, block) || all)
+          h(exec_macro(macro, obj, args, block, options) || all)
         else
           h(all)
         end

lib/redmine/wiki_formatting/macros.rb

           Redmine::WikiFormatting::Macros.available_macros.key?(name.to_sym)
         end
 
-        def exec_macro(name, obj, args, text)
+        def exec_macro(name, obj, args, text, options={})
           macro_options = Redmine::WikiFormatting::Macros.available_macros[name.to_sym]
           return unless macro_options
 
+          if options[:inline_attachments] == false
+            Redmine::WikiFormatting::Macros.inline_attachments = false
+          else
+            Redmine::WikiFormatting::Macros.inline_attachments = true
+          end
+
           method_name = "macro_#{name}"
           unless macro_options[:parse_args] == false
             args = args.split(',').map(&:strip)
       end
 
       @@available_macros = {}
+      @@inline_attachments = true
       mattr_accessor :available_macros
+      mattr_accessor :inline_attachments
 
       class << self
         # Plugins can use this method to define new macros:
         @included_wiki_pages ||= []
         raise 'Circular inclusion detected' if @included_wiki_pages.include?(page.id)
         @included_wiki_pages << page.id
-        out = textilizable(page.content, :text, :attachments => page.attachments, :headings => false)
+        out = textilizable(page.content, :text, :attachments => page.attachments, :headings => false,  :inline_attachments => @@inline_attachments)
         @included_wiki_pages.pop
         out
       end
         out = ''.html_safe
         out << link_to_function(show_label, js, :id => "#{html_id}-show", :class => 'collapsible collapsed')
         out << link_to_function(hide_label, js, :id => "#{html_id}-hide", :class => 'collapsible', :style => 'display:none;')
-        out << content_tag('div', textilizable(text, :object => obj, :headings => false), :id => html_id, :class => 'collapsed-text', :style => 'display:none;')
+        out << content_tag('div', textilizable(text, :object => obj, :headings => false, :inline_attachments => @@inline_attachments), :id => html_id, :class => 'collapsed-text', :style => 'display:none;')
         out
       end