# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1551385475 -3600
# Node ID 44df186028399104e7b846f8d4bfac6a7234ae44
# Parent  c9ac6e3843e1e25287a7dcf46114911c1a70fcd8
Provide a way of updating the conversion metadata and setting a document title.

diff -r c9ac6e3843e1 -r 44df18602839 moinconvert
--- a/moinconvert	Mon Feb 25 21:34:41 2019 +0100
+++ b/moinconvert	Thu Feb 28 21:24:35 2019 +0100
@@ -289,6 +289,8 @@
         if macros:
             p.evaluate_macros()
 
+        p.update_metadata(metadata)
+
         # Show a document tree for debugging purposes, if requested.
 
         if tree:
diff -r c9ac6e3843e1 -r 44df18602839 moinformat/parsers/moin.py
--- a/moinformat/parsers/moin.py	Mon Feb 25 21:34:41 2019 +0100
+++ b/moinformat/parsers/moin.py	Thu Feb 28 21:24:35 2019 +0100
@@ -123,6 +123,15 @@
             macro = macro_cls(node, self.region)
             macro.evaluate()
 
+    # Metadata extraction.
+
+    def update_metadata(self, metadata):
+
+        "Update 'metadata' for the document."
+
+        if self.headings:
+            metadata.set("title", self.headings[0].text_content())
+
     # Heading disambiguation.
 
     def identify_headings(self):
diff -r c9ac6e3843e1 -r 44df18602839 moinformat/themes/html.py
--- a/moinformat/themes/html.py	Mon Feb 25 21:34:41 2019 +0100
+++ b/moinformat/themes/html.py	Thu Feb 28 21:24:35 2019 +0100
@@ -3,7 +3,7 @@
 """
 Common HTML theme functionality.
 
-Copyright (C) 2018 Paul Boddie <paul@boddie.org.uk>
+Copyright (C) 2018, 2019 Paul Boddie <paul@boddie.org.uk>
 
 This program is free software; you can redistribute it and/or modify it under
 the terms of the GNU General Public License as published by the Free Software
@@ -71,7 +71,7 @@
             "encoding" : self.output.encoding,
             "root" : self.linker.get_top_level() or ".",
             "text" : text,
-            "title" : self.metadata.get("pagename"),
+            "title" : self.metadata.get("title") or self.metadata.get("pagename"),
             }
         subs["links"] = self.get_links(subs)
         return template % subs