Fix Directory Structure Changes (#17)

* Improve wget invocation to get images as well

* Fix relative links with new directory structure

- A few links are still broken and tables don't render correctly yet

- Fixes #14
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Nemo 2018-12-20 23:23:37 +05:30 committed by GitHub
parent 56dd68f63d
commit 6461924bfa
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3 changed files with 68 additions and 34 deletions

1
.gitignore vendored
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@ -1,5 +1,6 @@
html/
.direnv
*.epub
*.pdf
*.mobi
vendor/

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@ -1,26 +1,38 @@
#!/bin/bash
set -euo pipefail
IFS=$'\n\t'
# Cleanup
rm -rf html
mkdir -p html/index
mkdir -p html/sre-book
cd html
TOC_URL="https://landing.google.com/sre/sre-book/toc/index.html"
# Make sure that links are relative \
# # Remove the /sre/ directories
# Save stuff in html/ directory
# Do not create a landing.google.com directory
# Enable recursion, timestamping (--mirror)
# Images are hosted elsewhere, download them as well.
# We need to go up a level from /toc/ where we start
wget \
--convert-links \
--directory-prefix=html \
--page-requisites \
--adjust-extension \
--span-hosts \
--trust-server-names \
--backup-converted \
--mirror \
--no-verbose \
--recursive \
--domains=lh3.googleusercontent.com,landing.google.com https://landing.google.com/sre/sre-book/toc/index.html
# Download
wget --convert-links --mirror https://landing.google.com/sre/book/
mv landing.google.com/sre/sre-book/* ./sre-book
mv landing.google.com/sre/book/index.html ./index
rm -rf landing.google.com
cd ..
MODE=${1:-}
if [ $1 != "docker" ];then
if [ "$MODE" != "docker" ];then
bundle install
fi
ruby generate.rb
pushd html/sre-book/chapters
pandoc -f html -t epub -o ../../../google-sre.epub --epub-metadata=../../../metadata.xml --epub-cover-image=../../../cover.jpg sre.html
pushd html/landing.google.com/sre/sre-book/toc
pandoc -f html -t epub -o ../../../../../google-sre.epub --epub-metadata=../../../../../metadata.xml --epub-cover-image=../../../../../cover.jpg complete.html
popd
ebook-convert google-sre.epub google-sre.mobi
ebook-convert google-sre.epub google-sre.pdf

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@ -1,17 +1,27 @@
require 'nokogiri'
require 'pp'
require 'pathname'
require 'fileutils'
# First we get the list of all the book sections:
chapter_links = Nokogiri::HTML(open("html/index/index.html"))
Dir.chdir("html/landing.google.com/sre/sre-book/toc")
chapter_links = Nokogiri::HTML(open("index.html"))
.css('#drop-down a')
.map {|l| l.attribute('href').value}
html = ''
html = <<EOT
<!DOCTYPE html>
<html>
<head>
<title>Site Reliability Engineering</title>
<meta charset="utf-8">
</head>
<body>
EOT
chapter_links.each do |chapter_link|
chapter_file = File.basename chapter_link
html += "<span class=\"hidden\" name=\"#{chapter_file}\"></span>"
doc = Nokogiri::HTML(open("html/index/#{chapter_link}"))
chapter_file = File.basename File.dirname chapter_link
html += "<span class=\"hidden\" id=\"#{chapter_file}\"></span>"
doc = Nokogiri::HTML(open(chapter_link))
content = doc.css('.content')
# this title is with additional 'chapter X' in front
@ -25,9 +35,18 @@ chapter_links.each do |chapter_link|
content.css('a').each do |a|
link = a.attribute('href')
if link
matches = link.value.scan /^([\w-]+.html)#([\w-]+)$/
if matches.length == 1
a['href'] = '#' + matches[0][1]
matches = link.value.scan /^(\S*index.html)+(#[\w-]+)?/
# pp [link.value, matches] if link.value and link.value.include? 'lessons-learned'
if matches.length == 1 and matches[0].length == 2
# Self Links
if matches[0][0] =="index.html" and matches[0][1]
a['href'] = matches[0][1]
# If it points to start of a different chapter
else
chapter_slug = File.basename File.dirname matches[0][0]
a['href'] = "##{chapter_slug}"
end
end
end
end
@ -36,11 +55,9 @@ chapter_links.each do |chapter_link|
headers = (1..6).map {|x| "h#{x}"}
# headers.each_with_index
content.css(headers.join(',')).each do |e|
# If chapter heading
if e == chapter_header
puts "Chapter Header"
e.name = 'h1'
else
# Reduce everything by 1
@ -50,17 +67,17 @@ chapter_links.each do |chapter_link|
end
end
content.css('a').each do |a|
link = a.attribute('href')
if link
# Link to a direct chapter
matches = link.value.scan /^([\w-]+.html)$/
if matches.length == 1
a['href'] = '#' + matches[0][0]
end
content.css('img').each do |img|
img_file = img.attribute('src')
if img_file
chapter_directory = File.dirname chapter_link
absolute_image_path = Pathname.new File.absolute_path img_file, chapter_directory
cwd = Pathname.new Dir.pwd
img['src'] = absolute_image_path.relative_path_from cwd
end
end
if content.children.css('section > h1').length > 0
# remove additional parent section tag
content = content.children.at_css('section')
@ -69,11 +86,15 @@ chapter_links.each do |chapter_link|
content = content.children.at_css('div')
end
# replace h1 title
content.at_css('h1').inner_html = title
html += content.inner_html
end
File.open("html/sre-book/chapters/sre.html", 'w') { |file| file.write(html) }
html+="</body></html>"
File.open("complete.html", 'w') { |file| file.write(html) }
puts "[html] Generated HTML file"