From 061c3691ff7f9f04c405d9405e9641dcc5884d81 Mon Sep 17 00:00:00 2001
From: dakkar <dakkar@thenautilus.net>
Date: Sat, 5 Oct 2019 18:59:45 +0100
Subject: fix twitter card images

---
 src/modelli/sugihara-impossible-objects/document.en.rest.txt | 1 +
 src/modelli/sugihara-impossible-objects/document.it.rest.txt | 1 +
 templates/du2html.xsl                                        | 2 +-
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/modelli/sugihara-impossible-objects/document.en.rest.txt b/src/modelli/sugihara-impossible-objects/document.en.rest.txt
index c29a224..1687ca4 100644
--- a/src/modelli/sugihara-impossible-objects/document.en.rest.txt
+++ b/src/modelli/sugihara-impossible-objects/document.en.rest.txt
@@ -29,6 +29,7 @@ four suits of playing cards:
 
 .. image:: card-suits-plus-pointy-circles-t.jpg
    :target: card-suits-plus-pointy-circles.jpg
+   :class: twitter
 
 and this is what they look like from the side:
 
diff --git a/src/modelli/sugihara-impossible-objects/document.it.rest.txt b/src/modelli/sugihara-impossible-objects/document.it.rest.txt
index d409e2d..0e20eb7 100644
--- a/src/modelli/sugihara-impossible-objects/document.it.rest.txt
+++ b/src/modelli/sugihara-impossible-objects/document.it.rest.txt
@@ -30,6 +30,7 @@ e i semi delle carte:
 
 .. image:: card-suits-plus-pointy-circles-t.jpg
    :target: card-suits-plus-pointy-circles.jpg
+   :class: twitter
 
 di lato sono così:
 
diff --git a/templates/du2html.xsl b/templates/du2html.xsl
index a82b24e..570b53e 100644
--- a/templates/du2html.xsl
+++ b/templates/du2html.xsl
@@ -160,7 +160,7 @@
   <link rel="alternate" type="application/atom+xml" href="{$url}feed.{$language}.xml"/>
  </x:template>
 
- <x:template match="image[contains(concat(' ',normalize-space(@classes),' '),' twitter ')]" mode="twitter-card">
+ <x:template match="image[contains(concat(' ',normalize-space(string(@classes)),' '),' twitter ')]" mode="twitter-card">
   <x:variable name="uri-with-slash" select="wc:dst-uri-for(@uri,/document/@source)" />
   <!-- dst-uri-for appends a / at the end :( -->
   <meta name="twitter:image" content="{substring($uri-with-slash,1,string-length($uri-with-slash) - 1)}" />
-- 
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