add support for download links on exhibition objects, including view template and batch update script

Author: paregorios

scripts/batch_update.py

@@ -23,6 +23,9 @@
           'credits',
           'date',
           'description',
+          'download_link',
+          'download_link_text',
+          'download_link_type',
           'dimensions',
           'exhibition_context',
           'full_title',

src/isaw.exhibitions/isaw/exhibitions/browser/exhibition_object.pt

@@ -17,7 +17,7 @@
         <h2 tal:condition="full" tal:content="full">FULL</h2>
         <h2 tal:condition="not:full" tal:content="short">SHORT</h2>
       </div>
-      <dl class="ExhibitObjectTitleDetail" tal:condition="python:detail != full"><dt>Detail:</dt><dd tal:content="context/title_detail">Title Detail</dd></dl>
+      <dl class="ExhibitObjectTitleDetail" tal:condition="python:detail != full"><dt>Description:</dt><dd tal:content="context/title_detail">Title Detail</dd></dl>
       <dl class="ExhibitObjectArtist" tal:condition="context/artist|nothing"><dt>Artist:</dt><dd tal:content="context/artist">Artist</dd></dl>
       <dl class="ExhibitObjectAuthor" tal:condition="context/author|nothing"><dt>Author:</dt><dd tal:content="context/author">Author</dd></dl>
       <dl class="ExhibitObjectCopyist" tal:condition="context/copyist|nothing"><dt>Copyist:</dt><dd tal:content="context/copyist">Copyist</dd></dl>
@@ -34,7 +34,14 @@
       <dl class="ExhibitObjectInventoryNum" tal:condition="context/inventory_num|nothing"><dt>Inventory Number:</dt><dd tal:content="context/inventory_num">Inventory Number</dd></dl>
       <dl class="ExhibitObjectLender" tal:condition="context/lender|nothing">
         <dt>Lender:</dt>
-        <dd><a href="" title="Lender" tal:attributes="href context/lender_link" tal:omit-tag="not:context/lender_link" tal:content="context/lender">Lender</a></dd>
+        <dd><a href="" rel="external" title="Visit the website of the lender" tal:attributes="href context/lender_link" tal:omit-tag="not:context/lender_link" tal:content="context/lender">Lender</a></dd>
+      </dl>
+      <dl class="ExhibitObjectDownload" tal:define="dlink context/download_link|nothing; dtext context/download_link_text|string:select link to download; dtype context/download_link_type|nothing" tal:condition="dlink">
+        <dt>Download:</dt>
+        <dd>
+          <a tal:condition="dtype" href="" title="Download the document" type="" rel="external" tal:attributes="href dlink; type dtype" tal:content="dtext">link text</a>
+          <a tal:condition="not:dtype" href="" title="Download the document" rel="external" tal:attributes="href dlink; type dtype" tal:content="dtext">link text</a>
+        </dd>
       </dl>
       <dl class="ExhibitObjectLabel"
           tal:define="text context/label/output|nothing"

src/isaw.exhibitions/isaw/exhibitions/interfaces/__init__.py

@@ -19,6 +19,9 @@ class IExhibitionObject(model.Schema):
     artist = schema.TextLine(title=_(u'Artist'), required=False)
     author = schema.TextLine(title=_(u'Author'), required=False)
     copyist = schema.TextLine(title=_(u'Copyist'), required=False)
+    download_link = schema.TextLine(title=_(u'Download Link'), required=False)
+    download_link_text = schema.TextLine(title=_(u'Download Link Text'), required=False)
+    download_link_type = schema.TextLine(title=_(u'Download Link Type'), required=False)
     translator = schema.TextLine(title=_(u'Translator'), required=False)
     copyright = schema.TextLine(title=_(u'Copyright Notice'), required=False)
     credits = schema.TextLine(title=_(u'Credit Line'), required=False)