+log 0, 'replace colophon page with one for this edition'
+ xml.xpath('//colophon/para').remove
+s = xml.xpath('//colophon')[0]
+s.first_element_child.after(<<'XML')
+<para>Made with Creative Commons by Paul Stacey and Sarah Hinchliff Pearson</para>
+
+<para>© 2017 by the Creative Commons Foundation.</para>
+
+<para>Published under a Creative Commons Attribution-ShareAlike
+license (CC BY-SA), version 4.0.</para>
+
+<para>The license means that you can copy, redistribute, remix,
+transform, and build upon the content for any purpose, even
+commercially, as long as you give appropriate credit, provide a link
+to the license, and indicate if changes were made. If you remix,
+transform, or build upon the material, you must distribute your
+contributions under the same license as the original. License details:
+<ulink url="http://creativecommons.org/licenses/by-sa/4.0/"/></para>
+
+<para>Illustrations by Bryan Mathers,
+<ulink url="https://bryanmmathers.com/"/>.</para>
+
+<para>Publisher: Gunnar Wolf.</para>
+
+<para>
+<!--space for information about translators-->
+
+</para>
+
+<para>Made With Creative Commons was originally published with the
+kind support of Creative Commons and backers of our
+crowdfunding-campaign on the Kickstarter.com platform.</para>
+
+<para>This edition of the book is maintained on
+<ulink url="https://gitlab.com/gunnarwolf/madewithcc-es/"/>, and the
+translations are maintained on
+<ulink url="https://hosted.weblate.org/projects/madewithcc/"/>. If
+you find any error in the book, please let us know.</para>
+
+<para>ISBN: YET-TO-BE-DECIDED (PDF), YET-TO-BE-DECIDED (ePub),
+YET-TO-BE-DECIDED (Paperback) </para>
+
+<para><ulink url="https://madewith.cc/"/></para>
+
+<para>
+(Dewey) 346.048, 347.78
+</para>
+
+<para>
+(US Library of Congress) Z286 O63 S73 2017
+</para>
+
+<para>
+(Melvil) 025.523
+</para>
+
+XML
+
+log 0, 'remove title from colophon'
+xml.css('colophon title')[0].content = ""
+
+log 0, 'change CC logo images to informalfigure'
+xml.css('figure mediaobject imageobject imagedata[width="40.0%"]').each do |id|
+ f = id.parent.parent.parent
+ f.name = 'informalfigure'
+end
+
+log 0, 'assigning IDs to formal figures'
+seq = 1
+xml.css('figure').each do |fig|
+ fig['id'] = 'fig-%d' % seq
+ seq = seq + 1
+end
+
+log 0, 'Set epigraph line in each case study'
+xml.css('blockquote para').select {|p| p.inner_text =~ /Profile written by/}.each do |epi|
+ p = epi.parent
+ by = epi.inner_text
+ epi.remove
+ p.first_element_child.before('<attribution>%s</attribution></para>' % by)
+end
+
+
+# Disabled as dblatex do not understand chapter/chapterinfo/author,
+# see <URL: https://bugs.debian.org/891183 >.
+if false
+log 0, 'migrate chapter author into <chapterinfo> where relevant'
+xml.css('chapter para').each do |para|
+ if para.content =~ /^\s*((Paul|Sarah Hinchliff) (Stacey|Pearson))\s*$/
+ log 1, 'migrated %s %s' % [$2, $3]
+ para.parent.css('title')[0].before(<<'XML' % [$2, $3])
+ <chapterinfo>
+ <author>
+ <firstname>%s</firstname><surname>%s</surname>
+ </author>
+ </chapterinfo>
+XML
+ para.remove
+ end
+end
+end
+
+log 0, 'replace "Fig. \#." with docbook figure xref'
+xml.css("para").each do |para|
+ xml_text = para.to_xml(:skip_instruct => true).to_s
+ xml_text.gsub!(/Fig\.\s+(\d)\.?/,
+ 'Fig. <xref xrefstyle="template:%n" linkend="fig-\\1"/>')
+ para.after(xml_text)
+ para.remove
+end
+