From 1eb67b0e35cb647b61d19eb9f58ed81cc4368576 Mon Sep 17 00:00:00 2001
From: Lukas Larsson <lukas@erlang-solutions.com>
Date: Mon, 13 Feb 2012 12:06:38 +0100
Subject: Add so that <img> tags will be transformed to <image>

---
 lib/erl_docgen/src/docgen_edoc_xml_cb.erl | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

(limited to 'lib/erl_docgen')

diff --git a/lib/erl_docgen/src/docgen_edoc_xml_cb.erl b/lib/erl_docgen/src/docgen_edoc_xml_cb.erl
index 0971451b32..20daae8215 100644
--- a/lib/erl_docgen/src/docgen_edoc_xml_cb.erl
+++ b/lib/erl_docgen/src/docgen_edoc_xml_cb.erl
@@ -187,6 +187,7 @@ chapter_title(#xmlElement{content=Es}) -> % name = h3 | h4
 %% 8)  <blockquote> contents may need to be made into paragraphs
 %% 9)  <th> (table header) is not allowed - is replaced by
 %%     <td><em>...</em></td>.
+%% 10) <img src=""> is not allowed, replace with <image file="">
 otp_xmlify([]) ->
     [];
 otp_xmlify(Es0) ->
@@ -416,6 +417,9 @@ otp_xmlify_e(#xmlElement{name=tr} = E) ->
 otp_xmlify_e(#xmlElement{name=td} = E) ->
     Content = otp_xmlify_e(E#xmlElement.content),
     [E#xmlElement{content=Content}];
+otp_xmlify_e(#xmlElement{name=img} = E) ->     % 10)
+    Content = otp_xmlify_e(E#xmlElement.content),
+    [otp_xmlify_img(E#xmlElement{ content = Content })];
 otp_xmlify_e([E | Es]) ->
     otp_xmlify_e(E) ++ otp_xmlify_e(Es);
 otp_xmlify_e([]) ->
@@ -634,6 +638,20 @@ otp_xmlify_table([#xmlElement{name=td, content=Content}|Es]) ->
 otp_xmlify_table([]) ->
     [].
 
+%% otp_xmlify_img(E) -> Es.
+%% Transforms a <img src=""> into <image file="">
+otp_xmlify_img(E0) ->
+    Attrs = lists:map(
+	      fun(#xmlAttribute{ name = src, value = Path} = A) ->
+		      V = otp_xmlify_a_fileref(Path,this),
+		      A#xmlAttribute{ name = file,
+				      value = V };
+		 (A) ->
+		      A
+	      end,E0#xmlElement.attributes),
+    E0#xmlElement{name = image, expanded_name = image,
+		       attributes = Attrs}.
+
 %%--Misc help functions used by otp_xmlify/1 et al---------------------
 
 %% find_next(Tag, Es) -> {Es1, Es2}
-- 
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