[yelp-xsl] dita2html: Implement imagemap, common dita.ref.href.content

[Shaun McCance <shaunm src gnome org>]

commit 0bef7f590927f53b3e6b55141bbf6a6f582d1043
Author: Shaun McCance <shaunm gnome org>
Date:   Tue Nov 27 08:42:52 2012 -0500

    dita2html: Implement imagemap, common dita.ref.href.content

 xslt/dita/common/dita-ref.xsl       |   89 +++++++++++++++++++++++++++++++++-
 xslt/dita/common/dita-selectors.mod |   23 +++++++++-
 xslt/dita/html/dita2html-inline.xsl |   66 +++-----------------------
 xslt/dita/html/dita2html-media.xsl  |   53 ++++++++++++++++++++-
 4 files changed, 168 insertions(+), 63 deletions(-)
---
diff --git a/xslt/dita/common/dita-ref.xsl b/xslt/dita/common/dita-ref.xsl
index cfedddb..437b263 100644
--- a/xslt/dita/common/dita-ref.xsl
+++ b/xslt/dita/common/dita-ref.xsl
@@ -120,8 +120,14 @@ when creating output files from DITA topics.
 
 <xsl:template name="dita.ref.href.target">
   <xsl:param name="node" select="."/>
-  <xsl:param name="href" select="$node/@href"/>
-  <xsl:variable name="conref" select="yelp:dita.ref.conref($node)"/>
+  <xsl:param name="conref" select="yelp:dita.ref.conref($node)"/>
+  <xsl:param name="href">
+    <xsl:call-template name="dita.ref.conref.attr">
+      <xsl:with-param name="attr" select="'href'"/>
+      <xsl:with-param name="node" select="$node"/>
+      <xsl:with-param name="conref" select="$conref"/>
+    </xsl:call-template>
+  </xsl:param>
   <xsl:variable name="format">
     <xsl:call-template name="dita.ref.conref.attr">
       <xsl:with-param name="attr" select="'format'"/>
@@ -205,7 +211,84 @@ when creating output files from DITA topics.
 
 <xsl:template name="dita.ref.href.target.custom">
   <xsl:param name="node" select="."/>
-  <xsl:param name="href" select="$node/@href"/>
+  <xsl:param name="conref" select="yelp:dita.ref.conref($node)"/>
+  <xsl:param name="href">
+    <xsl:call-template name="dita.ref.conref.attr">
+      <xsl:with-param name="attr" select="'href'"/>
+      <xsl:with-param name="node" select="$node"/>
+      <xsl:with-param name="conref" select="$conref"/>
+    </xsl:call-template>
+  </xsl:param>
+</xsl:template>
+
+<xsl:template name="dita.ref.href.content">
+  <xsl:param name="node" select="."/>
+  <xsl:param name="conref" select="yelp:dita.ref.conref($node)"/>
+  <xsl:param name="href">
+    <xsl:call-template name="dita.ref.conref.attr">
+      <xsl:with-param name="attr" select="'href'"/>
+      <xsl:with-param name="node" select="$node"/>
+      <xsl:with-param name="conref" select="$conref"/>
+    </xsl:call-template>
+  </xsl:param>
+  <xsl:variable name="format">
+    <xsl:call-template name="dita.ref.conref.attr">
+      <xsl:with-param name="attr" select="'format'"/>
+      <xsl:with-param name="node" select="$node"/>
+      <xsl:with-param name="conref" select="$conref"/>
+    </xsl:call-template>
+  </xsl:variable>
+  <xsl:variable name="scope">
+    <xsl:call-template name="dita.ref.conref.attr">
+      <xsl:with-param name="attr" select="'scope'"/>
+      <xsl:with-param name="node" select="$node"/>
+      <xsl:with-param name="conref" select="$conref"/>
+    </xsl:call-template>
+  </xsl:variable>
+  <xsl:choose>
+    <xsl:when test="$conref/node()[not(self::&topic_desc;)]">
+      <xsl:apply-templates mode="dita2html.topic.mode"
+                           select="$conref/node()[not(self::&topic_desc;)]"/>
+    </xsl:when>
+    <xsl:when test="$scope = 'external' or ($format != '' and $format != 'dita')">
+      <xsl:value-of select="@href"/>
+    </xsl:when>
+    <xsl:otherwise>
+      <xsl:variable name="uri">
+        <xsl:choose>
+          <xsl:when test="contains($href, '#')">
+            <xsl:value-of select="substring-before($href, '#')"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:value-of select="$href"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:variable>
+      <xsl:for-each select="document($uri, .)">
+        <xsl:variable name="frag">
+          <xsl:choose>
+            <xsl:when test="contains($href, '#')">
+              <xsl:value-of select="substring-after($href, '#')"/>
+            </xsl:when>
+            <xsl:otherwise>
+              <xsl:value-of select="/*/@id"/>
+            </xsl:otherwise>
+          </xsl:choose>
+        </xsl:variable>
+        <xsl:variable name="tnode" select="key('dita.id.key', $frag)"/>
+        <xsl:choose>
+          <xsl:when test="$tnode/&topic_titlealts;/&topic_navtitle;">
+            <xsl:apply-templates mode="dita.ref.content.mode"
+                                 select="$tnode/&topic_titlealts;/&topic_navtitle;/node()"/>
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:apply-templates mode="dita.ref.content.mode"
+                                 select="$tnode/&topic_title_all;/node()"/>
+          </xsl:otherwise>
+        </xsl:choose>
+      </xsl:for-each>
+    </xsl:otherwise>
+  </xsl:choose>
 </xsl:template>
 
 <xsl:template name="dita.ref.topicref.navtitle">
diff --git a/xslt/dita/common/dita-selectors.mod b/xslt/dita/common/dita-selectors.mod
index 9486ec7..f84f99c 100644
--- a/xslt/dita/common/dita-selectors.mod
+++ b/xslt/dita/common/dita-selectors.mod
@@ -148,7 +148,24 @@ topic/dthd
 <!-- ===========================================================================
 topic/fig
 -->
-<!ENTITY topic_fig "*[name(.) = 'fig' or contains(@class, ' topic/fig ')]">
+<!ENTITY topic_imagemap "*[
+  name(.) = 'imagemap' or contains(@class, ' topic/fig ut-d/imagemap ')]">
+<!ENTITY topic_fig "*[
+  name(.) = 'fig' or (
+  contains(@class, ' topic/fig ')
+  and not(contains(@class, ' topic/fig ut-d/imagemap '))
+  )]">
+
+<!-- ===========================================================================
+topic/figgroup
+-->
+<!ENTITY topic_area "*[
+  name(.) = 'area' or contains(@class, ' topic/figgroup ut-d/area ')]">
+<!ENTITY topic_figgroup "*[
+  name(.) = 'figgroup' or (
+  contains(@class, ' topic/figgroup ')
+  and not(contains(@class, ' topic/figgroup ut-d/area '))
+  )]">
 
 <!-- ===========================================================================
 topic/image
@@ -172,6 +189,8 @@ topic/keyword
 -->
 <!ENTITY topic_cmdname "*[
   name(.) = 'cmdname' or contains(@class, ' topic/keyword sw-d/cmdname ')]">
+<!ENTITY topic_shape "*[
+  name(.) = 'shape' or contains(@class, ' topic/keyword ut-d/shape ')]">
 <!ENTITY topic_varname "*[
   name(.) = 'varname' or contains(@class, ' topic/keyword sw-d/varname ')]">
 <!ENTITY topic_wintitle "*[
@@ -280,6 +299,8 @@ topic/ph
   name(.) = 'b' or contains(@class, ' topic/ph hi-d/b ')]">
 <!ENTITY topic_cmd "*[
   name(.) = 'cmd' or contains(@class, ' topic/ph task/cmd ')]">
+<!ENTITY topic_coords "*[
+  name(.) = 'coords' or contains(@class, ' topic/ph ut-d/coords ')]">
 <!ENTITY topic_codeph "*[
   name(.) = 'codeph' or contains(@class, ' topic/ph pr-d/codeph ')]">
 <!ENTITY topic_filepath "*[
diff --git a/xslt/dita/html/dita2html-inline.xsl b/xslt/dita/html/dita2html-inline.xsl
index 7e80cd0..0435661 100644
--- a/xslt/dita/html/dita2html-inline.xsl
+++ b/xslt/dita/html/dita2html-inline.xsl
@@ -188,67 +188,17 @@ FIXME
 <!-- = xref = -->
 <xsl:template mode="dita2html.topic.mode" match="&topic_xref;">
   <xsl:variable name="conref" select="yelp:dita.ref.conref(.)"/>
-  <xsl:variable name="format">
-    <xsl:call-template name="dita.ref.conref.attr">
-      <xsl:with-param name="attr" select="'format'"/>
-      <xsl:with-param name="node" select="."/>
-      <xsl:with-param name="conref" select="$conref"/>
-    </xsl:call-template>
-  </xsl:variable>
-  <xsl:variable name="scope">
-    <xsl:call-template name="dita.ref.conref.attr">
-      <xsl:with-param name="attr" select="'scope'"/>
-      <xsl:with-param name="node" select="."/>
-      <xsl:with-param name="conref" select="$conref"/>
-    </xsl:call-template>
-  </xsl:variable>
-  <xsl:variable name="type">
-    <xsl:call-template name="dita.ref.conref.attr">
-      <xsl:with-param name="attr" select="'type'"/>
-      <xsl:with-param name="node" select="."/>
-      <xsl:with-param name="conref" select="$conref"/>
-    </xsl:call-template>
-  </xsl:variable>
   <a>
     <xsl:attribute name="href">
-      <xsl:call-template name="dita.ref.href.target"/>
+      <xsl:call-template name="dita.ref.href.target">
+        <xsl:with-param name="node" select="."/>
+        <xsl:with-param name="conref" select="$conref"/>
+      </xsl:call-template>
     </xsl:attribute>
-    <xsl:choose>
-      <xsl:when test="$conref/node()[not(self::&topic_desc;)]">
-        <xsl:apply-templates mode="dita2html.topic.mode"
-                             select="$conref/node()[not(self::&topic_desc;)]"/>
-      </xsl:when>
-      <xsl:when test="$scope = 'external' or ($format != '' and $format != 'dita')">
-        <xsl:value-of select="@href"/>
-      </xsl:when>
-      <xsl:otherwise>
-        <xsl:variable name="href" select="@href"/>
-        <xsl:variable name="uri">
-          <xsl:choose>
-            <xsl:when test="contains($href, '#')">
-              <xsl:value-of select="substring-before($href, '#')"/>
-            </xsl:when>
-            <xsl:otherwise>
-              <xsl:value-of select="$href"/>
-            </xsl:otherwise>
-          </xsl:choose>
-        </xsl:variable>
-        <xsl:for-each name="target" select="document($uri, .)">
-          <xsl:variable name="frag">
-            <xsl:choose>
-              <xsl:when test="contains($href, '#')">
-                <xsl:value-of select="substring-after($href, '#')"/>
-              </xsl:when>
-              <xsl:otherwise>
-                <xsl:value-of select="/*/@id"/>
-              </xsl:otherwise>
-            </xsl:choose>
-          </xsl:variable>
-          <xsl:variable name="tnode" select="key('dita.id.key', $frag)"/>
-          <xsl:apply-templates mode="dita2html.topic.mode" select="$tnode/&topic_title_all;/node()"/>
-        </xsl:for-each>
-      </xsl:otherwise>
-    </xsl:choose>
+    <xsl:call-template name="dita.ref.href.content">
+      <xsl:with-param name="node" select="."/>
+      <xsl:with-param name="conref" select="$conref"/>
+    </xsl:call-template>
   </a>
 </xsl:template>
 
diff --git a/xslt/dita/html/dita2html-media.xsl b/xslt/dita/html/dita2html-media.xsl
index 3c21543..3ae2726 100644
--- a/xslt/dita/html/dita2html-media.xsl
+++ b/xslt/dita/html/dita2html-media.xsl
@@ -35,6 +35,7 @@ REMARK: Describe this module
 
 <!-- = image = -->
 <xsl:template mode="dita2html.topic.mode" match="&topic_image;">
+  <xsl:param name="usemap" select="''"/>
   <xsl:variable name="conref" select="yelp:dita.ref.conref(.)"/>
   <xsl:variable name="placement">
     <xsl:call-template name="dita.ref.conref.attr">
@@ -49,6 +50,7 @@ REMARK: Describe this module
         <div class="inner">
           <xsl:call-template name="_dita2html.image.img">
             <xsl:with-param name="conref" select="$conref"/>
+            <xsl:with-param name="usemap" select="$usemap"/>
           </xsl:call-template>
         </div>
       </div>
@@ -57,6 +59,7 @@ REMARK: Describe this module
       <span class="media media-image">
         <xsl:call-template name="_dita2html.image.img">
           <xsl:with-param name="conref" select="$conref"/>
+          <xsl:with-param name="usemap" select="$usemap"/>
         </xsl:call-template>
       </span>
     </xsl:otherwise>
@@ -67,6 +70,7 @@ REMARK: Describe this module
 <xsl:template name="_dita2html.image.img">
   <xsl:param name="node" select="."/>
   <xsl:param name="conref" select="yelp:dita.ref.conref($node)"/>
+  <xsl:param name="usemap" select="''"/>
   <xsl:variable name="href">
     <xsl:call-template name="dita.ref.conref.attr">
       <xsl:with-param name="attr" select="'href'"/>
@@ -103,6 +107,11 @@ REMARK: Describe this module
         </xsl:attribute>
       </xsl:if>
     </xsl:if>
+    <xsl:if test="$usemap != ''">
+      <xsl:attribute name="usemap">
+        <xsl:value-of select="$usemap"/>
+      </xsl:attribute>
+    </xsl:if>
     <xsl:choose>
       <xsl:when test="&topic_alt;">
         <xsl:attribute name="alt">
@@ -123,6 +132,48 @@ REMARK: Describe this module
   </img>
 </xsl:template>
 
+<!-- = imagemap = -->
+<xsl:template mode="dita2html.topic.mode" match="&topic_imagemap;">
+  <xsl:variable name="conref" select="yelp:dita.ref.conref(.)"/>
+  <xsl:variable name="name">
+    <xsl:choose>
+      <xsl:when test="@id">
+        <xsl:value-of select="@id"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:value-of select="generate-id()"/>
+      </xsl:otherwise>
+    </xsl:choose>
+  </xsl:variable>
+  <xsl:apply-templates mode="dita2html.topic.mode" select="$conref/&topic_image;">
+    <xsl:with-param name="usemap" select="concat('#', $name)"/>
+  </xsl:apply-templates>
+  <map name="{$name}">
+    <xsl:apply-templates mode="dita2html.topic.mode" select="$conref/&topic_area;"/>
+  </map>
+</xsl:template>
+
+<!-- = area = -->
+<xsl:template mode="dita2html.topic.mode" match="&topic_area;">
+  <xsl:variable name="conref" select="yelp:dita.ref.conref(.)"/>
+  <area>
+    <xsl:attribute name="shape">
+      <xsl:value-of select="$conref/&topic_shape;"/>
+    </xsl:attribute>
+    <xsl:attribute name="coords">
+      <xsl:value-of select="$conref/&topic_coords;"/>
+    </xsl:attribute>
+    <xsl:for-each select="&topic_xref;[1]">
+      <xsl:attribute name="href">
+        <xsl:call-template name="dita.ref.href.target"/>
+      </xsl:attribute>
+      <xsl:attribute name="title">
+        <xsl:call-template name="dita.ref.href.content"/>
+      </xsl:attribute>
+    </xsl:for-each>
+  </area>
+</xsl:template>
+
 <!-- = object = -->
 <xsl:template mode="dita2html.topic.mode" match="&topic_object;">
   <xsl:variable name="node" select="."/>
@@ -146,7 +197,7 @@ REMARK: Describe this module
             </xsl:call-template>
           </xsl:attribute>
         </xsl:for-each>
-        <xsl:apply-templates mode="dita2html.topic.mode" select="&topic_param;"/>
+        <xsl:apply-templates mode="dita2html.topic.mode" select="$conref/&topic_param;"/>
       </xsl:element>
     </div>
   </div>