From 65033374ae05fed5dc878ae66e11dbecd0664ebe Mon Sep 17 00:00:00 2001
From: Ralph Amissah <ralph@amissah.com>
Date: Wed, 3 Oct 2012 00:23:15 -0400
Subject: v4: param (header make), html, home button: text button; image/icon
 button

---
 data/doc/sisu/CHANGELOG_v4 |  6 +++-
 lib/sisu/v4/html_format.rb | 72 ++++++++++++++++++++++++++++++----------------
 lib/sisu/v4/manifest.rb    | 21 ++------------
 lib/sisu/v4/param.rb       | 62 +++++++++++++++++++++++++++++++++++++++
 lib/sisu/v4/sysenv.rb      | 11 +++++++
 5 files changed, 128 insertions(+), 44 deletions(-)

diff --git a/data/doc/sisu/CHANGELOG_v4 b/data/doc/sisu/CHANGELOG_v4
index 8e434345..27a4aa17 100644
--- a/data/doc/sisu/CHANGELOG_v4
+++ b/data/doc/sisu/CHANGELOG_v4
@@ -48,4 +48,8 @@ http://www.jus.uio.no/sisu/pkg/src/sisu_4.0.0.orig.tar.xz
 
 * v4 (&v3): markup samples, for v4 remove skins, separate (v3 & v4) directories
 
-* v4: param (header make), epub, pdf, book cover images
+* v4: param (header make)
+  * epub, pdf, book cover images
+  * html, home button
+    * text button
+    * image/icon button
diff --git a/lib/sisu/v4/html_format.rb b/lib/sisu/v4/html_format.rb
index 3895c8a1..cdb0b94a 100644
--- a/lib/sisu/v4/html_format.rb
+++ b/lib/sisu/v4/html_format.rb
@@ -154,14 +154,13 @@ module SiSU_HTML_Format
       end
       self
     end
-    def doc_types #used in toc & seg_nav_band
-      scroll=seg=''
+    def doc_types(page=:seg) #used in toc & seg_nav_band
       wgt=SiSU_HTML_Format::Widget.new(@md)
       %{
 <table summary="segment navigation available documents types: toc,doc,pdf,concordance" border="0" cellpadding="3" cellspacing="0">
 <tr>
 <td align="center" bgcolor=#{@vz.color_band2}>
-  #{wgt.manifest}
+  #{wgt.manifest(page)}
   #{wgt.search}
 </tr></table>}
     end
@@ -177,16 +176,25 @@ module SiSU_HTML_Format
       %{  </font>
 #{@vz.table_close}}
     end
-    def buttons_home
-      %{<!- home and index buttons -!>
-  #{@vz.banner_home_and_index_buttons}
-<!- home and index buttons -!>}
-    end
-    def copyat
-      %{#{@vz.paragraph_font_tiny}copy @
-  <a href="#{@vz.url_home}">
-    #{@vz.txt_home}
-  </a></h1>}
+    def button_home(page=:seg)
+      button=%{ <table summary="home button / home information" border="0" cellpadding="3" cellspacing="0">\n <tr><td align="left" bgcolor="#ffffff">\n}
+      if @md.make.home_button_image.is_a?(Hash)
+        image_path=if page==:manifest
+          @md.file.output_path.manifest.rel_image
+        elsif  page==:scroll
+          @md.file.output_path.html_scroll.rel_image
+        else
+          @md.file.output_path.html_seg.rel_image
+        end
+        dir=SiSU_Env::FileOp.new(@md)
+        button +=%{   <p class="tiny_left"><a href="#{@md.make.home_button_image[:link]}" target="_top"><img border="0" src="#{image_path}/#{@md.make.home_button_image[:home_button]}"  width="#{@md.make.home_button_image[:w]}" height="#{@md.make.home_button_image[:h]}" alt="home icon --&gt;" /></a></p>\n}
+      elsif @md.home_button_links.is_a?(Array)
+        @md.home_button_links.each do |links|
+          button +=%{  <p class="tiny_left"><a href="#{links[:url]}/" target="_top">\n    #{links[:say]}\n  </a></p>\n}
+        end
+      end
+      button +=%{ </td></tr>\n </table>}
+      button
     end
     def html_close #moved
     %{</body>
@@ -235,7 +243,7 @@ module SiSU_HTML_Format
       else ''
       end
     end
-    def manifest
+    def manifest(page=:seg)
       if @make.build.links_to_manifest? \
       and not @o_str.dump_or_redirect?
         manifest_lnk=if @file.output_dir_structure.by_language_code? \
@@ -243,11 +251,21 @@ module SiSU_HTML_Format
           "#{Xx[:html_relative1]}manifest/#{@file.base_filename.manifest}"
         else @file.base_filename.manifest
         end
-        %{<td align="center" bgcolor=#{@vz.color_band2}>
+        if page==:manifest
+          manifest_lnk="#{@md.file.output_path.manifest.url}/#{@file.base_filename.manifest}"
+          brace_url=SiSU_Viz::Defaults.new.url_decoration
+          %{<td align="center" bgcolor=#{@vz.color_band2}>
+  <font face="#{@vz.font_fonts}" size="2">
+  #{brace_url.xml_open}<a href="#{manifest_lnk}" target="_top">#{@md.file.output_path.manifest.url}/#{@file.base_filename.manifest}</a>#{brace_url.xml_close}
+  </font>
+</td>}
+        else
+          %{<td align="center" bgcolor=#{@vz.color_band2}>
   <a href="#{manifest_lnk}" target="_top">
     #{@vz.nav_txt_manifest}
   </a>
 </td>}
+        end
       else ''
       end
     end
@@ -288,8 +306,11 @@ module SiSU_HTML_Format
 WOK
         %{<table summary="table of contents scroll navigation band" id="toc" width="100%" bgcolor=#{@vz.color_band1}>
 <tr><td width="20%">
-  #{@vz.banner_band}
-</td>#{search_and_manifest}
+  #{button_home(:scroll)}
+</td>
+<td width="75%" align="center">
+  #{doc_types}
+</td>
 <td width="20%">
   &nbsp;
 #{@vz.table_close}
@@ -297,13 +318,16 @@ WOK
       else ''
       end
     end
-    def concordance_navigation_band(type='')
+    def concordance_navigation_band
       if @make.build.html_top_band?
         %{<table summary="concordance navigation band" id="toc" width="100%" bgcolor=#{@vz.color_band1}>
 <tr><td width="20%">
- #{@vz.banner_band}
+  #{button_home}
 </td>
-<td width="20%" align="right">
+<td width="75%" align="center">
+  #{doc_types}
+</td>
+<td width="5%" align="right">
   &nbsp;<a href="toc.html" target="_top" alt="-&gt;">
       #{png_nav.toc}
     </a>&nbsp;
@@ -312,16 +336,16 @@ WOK
       else ''
       end
     end
-    def seg_head_navigation_band(type='')
+    def seg_head_navigation_band(page=:seg)
       firstseg=%{<a href="#{@md.firstseg}#{@md.lang_code_insert}#{Sfx[:html]}" target="_top" alt="-&gt;">
       #{png_nav.nxt}
     </a>} if @md.firstseg =~/\S+/
       %{<table summary="table of contents segment navigation band" id="toc" width="100%" bgcolor=#{@vz.color_band1}>
 <tr><td width="20%">
- #{@vz.banner_band}
+#{button_home(page)}
 </td>
 <td width="75%" align="center">
-  #{doc_types}
+  #{doc_types(page)}
 </td>
 <td width="5%" align="right">
   &nbsp;#{firstseg}&nbsp;
@@ -762,7 +786,7 @@ WOK
     def navigation_band(segtocband,seg_table_top_control) #change name to navigation_band_banner
       %{<table summary="segment navigation band with banner" bgcolor=#{@vz.color_band1} width="100%"><tr>
 <td width="20%" align="left">
-#{@vz.banner_band}
+#{button_home}
 </td>
 <td width="75%" align="center">
   #{doc_types}
diff --git a/lib/sisu/v4/manifest.rb b/lib/sisu/v4/manifest.rb
index 0c290204..6f751a24 100644
--- a/lib/sisu/v4/manifest.rb
+++ b/lib/sisu/v4/manifest.rb
@@ -775,24 +775,7 @@ WOK
             "<td>#{@env.widget_static.search_form}</td>"
           else ''
           end
-          banner_table=if vz.banner_home_button_only !~ /http:\/\/www\.jus\.uio\.no\/sisu/ \
-          and vz.banner_home_button_only !~  /sisu\.home\.png/
-<<WOK
-<table summary="band" border="0" cellpadding="3" cellspacing="0">
-<tr><td align="left"  width="15%" bgcolor="#ffffff">#{vz.banner_band}</td>
-<td width="70%"><p class="tiny">#{@brace_url.xml_open}<a href="#{@base_url}/#{file}">#{@base_url}/#{file}</a>#{@brace_url.xml_close}</p></td>
-#{search_form}</tr>
-</table>
-WOK
-          else
-<<WOK
-<table summary="band" border="0" cellpadding="3" cellspacing="0">
-<tr><td align="left" bgcolor="#ffffff"><a href="http://www.jus.uio.no/sisu/" target="_top"><img border="0" src="#{vz.url_path_image_sys}/sisu.png" alt="SiSU --&gt;" /></a></td>
-<td><p class="tiny">#{@brace_url.xml_open}<a href="#{@base_url}/#{file}">#{@base_url}/#{file}</a>#{@brace_url.xml_close}</p></td>
-#{search_form}</tr>
-</table>
-WOK
-          end
+          format_head_toc=SiSU_HTML_Format::HeadToc.new(@md)
           @manifest[:html] <<<<WOK
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
     "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
@@ -808,7 +791,7 @@ SiSU manifest: #{@md.title.full}
 #{@stylesheet.css_head}
 </head>
 <body bgcolor="#ffffff" text="#000000" link="#003090" lang="en" xml:lang="en">
-#{banner_table}
+#{format_head_toc.seg_head_navigation_band(:manifest)}
 WOK
           if @f.build.manifest_minitoc?
             if @o_str.dump_or_redirect?
diff --git a/lib/sisu/v4/param.rb b/lib/sisu/v4/param.rb
index b75a8808..740a7598 100644
--- a/lib/sisu/v4/param.rb
+++ b/lib/sisu/v4/param.rb
@@ -927,6 +927,11 @@ module SiSU_Param
           ? :off
           : :na
         end
+        def home_button_image?
+          (omit.list.inspect =~/"home_button_image"/) \
+          ? :off
+          : :na
+        end
         def texpdf_font
           def main
             @h['texpdf_font'] \
@@ -1008,6 +1013,36 @@ module SiSU_Param
           end
           {w: w, h: h}
         end
+        def home_button_text
+          s=if @h['home_button_text']
+            @h['home_button_text'].split(/\s*;\s*/)
+          else nil
+          end
+          #l,n=Db[:home_button],'make.home_button_text'
+          #validate_length(s,l,n)
+        end
+        def home_button_image
+          s=nil
+          s=if @h['home_button_image']
+            s=@h['home_button_image'].split(/\s*;\s*/)
+            s0=s[0] #if
+            image={}
+            s=if s0 =~/{(\S+\.(?:jpg|png|gif))(?:\s+(\d+x\d+))?\s*}(?:(http:\/\/\S+)|image)/
+              image[:home_button]=$1
+              if $2
+                image[:dimentions]=$2
+                image[:w],image[:h]=/(\d+)x(\d+)/m.match(image[:dimentions])[1,2]
+              else
+                d=get_image_dimentions(image[:home_button])
+                image[:w],image[:h]=d[:w],d[:h]
+                image[:dimentions]="#{d[:w]}x#{d[:h]}"
+              end
+              image[:link]=$3
+              image
+            end
+          else nil
+          end
+        end
         def cover_image
           s=nil
           if @h['cover_image']
@@ -1326,6 +1361,27 @@ module SiSU_Param
                 ? @make.manpage.section
                 : 1
               end
+              if defined? @make.home_button_text \
+              and @make.home_button_text.is_a?(Array)
+                a_idx=0
+                @home_button_links=[]
+                @make.home_button_text.each do |doc_link|
+                  if doc_link=~/\{.+?\}(?:(?:https?|file|ftp):\/|\.\.)\/\S+(?:\s|$)/
+                    @home_button_links[a_idx]={}
+                    @home_button_links[a_idx][:say],@home_button_links[a_idx][:url]=/\{\s*(.+?)\s*\}((?:(?:https?|file|ftp):\/|\.\.)\/\S+)/im.match(doc_link)[1,2]
+                    a_idx +=1
+                  end
+                end
+                @home_button_links
+              end
+              if defined? @make.home_button_image \
+              and @make.home_button_image.is_a?(Hash)
+                @home_button_image=@make.home_button_image
+              end
+              if defined? @make.cover_image \
+              and @make.cover_image.is_a?(Hash)
+                @cover_image=@make.cover_image
+              end
             end
             @lv1 ||=/^1~/
             @lv2 ||=/^2~/
@@ -1457,6 +1513,12 @@ module SiSU_Param
           or @cover_image[:cover] =~/\S+?.(?:jpg|png|gif)/)
           @ec[:image] << @cover_image[:cover]
         end
+        if @home_button_image \
+        and @home_button_image.is_a?(Hash) \
+        and (@home_button_image =~@rgx_image \
+          or @home_button_image =~/\S+?\.(?:jpg|png|gif)/)
+          @ec[:image] << @home_button_image
+        end
         if @ec[:image].length > 0
           @ec[:image]=@ec[:image].flatten.uniq
           @ec[:image].delete_if {|x| x =~/https?:\/\// }
diff --git a/lib/sisu/v4/sysenv.rb b/lib/sisu/v4/sysenv.rb
index cc1b463c..d43bba91 100644
--- a/lib/sisu/v4/sysenv.rb
+++ b/lib/sisu/v4/sysenv.rb
@@ -5306,6 +5306,17 @@ WOK
         def rel
           set_path(ft).rel.abc
         end
+        def rel_image
+          if output_dir_structure.dump_or_redirect?
+            './image'
+          elsif output_dir_structure.by_language_code?
+            '../../_sisu/image'
+          elsif output_dir_structure.by_filetype?
+            '../../_sisu/image'
+          else
+            '../_sisu/image'
+          end
+        end
         def rcp
           set_path(ft).rcp.abc
         end
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