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|
#!/usr/bin/env python3
import subprocess
import tempfile
import hashlib
import glob
import shutil
import os
from os import path
from urllib import parse
import sqlite3
import tqdm
import jinja2
MAIN_IDX_TEMPL = jinja2.Template('''
<html>
<head>
<meta charset="UTF-8">
<title>{{ title }}</title>
<link rel="stylesheet" type="text/css" href="style.css">
</head>
<body class="idx main">
<h1>{{ title }}</h1>
<a href="../{{ zip_name }}">Download Everything (zip)</a>,<br/>
<a href="pages.html">Overall Page List</a>
<h2>Books</h2>
<ul>
{% for book, idx, pages, cats in books %}
<li>
{{ book }}:
<a href="{{ idx }}">Index</a>,
<a href="{{ pages }}">Pages</a>{{ "," if cats }}
{% for cat, cat_fn in cats %}
<a href="{{ cat_fn }}">{{ cat }}</a>{{ "," if not loop.last }}
{% endfor %}
</li>
{% endfor %}
</ul>
<h2>Entries</h2>
<ul class="entries">
{% for title, path in entries %}
<li><a href="{{ path }}">{{ title }}</a></li>
{% endfor %}
</ul>
</body>
</html>
''')
CAT_PAGE_LIST_TEMPL = jinja2.Template('''
<html>
<head>
<meta charset="UTF-8">
<title>{{ title }}: {{ cat }} in {{ book }}</title>
<link rel="stylesheet" type="text/css" href="../style.css">
</head>
<body class="pglist book">
<h1>{{ cat }} in {{ book }}</h1>
<a href="../index.html">Home</a>
<ol class="pglist">
{% for pgnum, thumb, link in pages %}
<li value="{{ pgnum }}"><a href="{{ link }}"><img src="{{ thumb }}" alt="Page {{ pgnum }}"/></a></li>
{% endfor %}
</ol>
</body>
</html>
''')
BOOK_PAGE_LIST_TEMPL = jinja2.Template('''
<html>
<head>
<meta charset="UTF-8">
<title>{{ title }}: Page listing of {{ book }}</title>
<link rel="stylesheet" type="text/css" href="../style.css">
</head>
<body class="pglist book">
<h1>Pages of {{ book }}</h1>
<a href="../index.html">Home</a>
<ol class="pglist">
{% for pgnum, thumb, _img, link, _hash in pages %}
<li value="{{ pgnum }}"><a href="{{ link }}"><img src="{{ thumb }}" alt="Page {{ pgnum }}"/></a></li>
{% endfor %}
</ol>
</body>
</html>
''')
MAIN_PAGE_LIST_TEMPL = jinja2.Template('''
<html>
<head>
<meta charset="UTF-8">
<title>{{ title }}</title>
<link rel="stylesheet" type="text/css" href="style.css">
</head>
<body class="pglist main">
<h1>{{ title }}: Overall Page Listing</h1>
<a href="index.html">Home</a>
<h2>Books</h2>
<ul class="contents">
{% for book, pages in books %}
<li><a href="#pages-{{ parse.quote(book) }}">{{ book }}</a></li>
{% endfor %}
</ul>
<h2>Pages</h2>
{% for book, pages in books %}
<h4 id="pages-{{ parse.quote(book) }}">{{ book }}</h4>
<ol class="pglist">
{% for pgnum, thumb, link in pages %}
<li value="{{ pgnum }}"><a href="{{ link }}"><img src="{{ thumb }}" alt="Page {{ pgnum }}"/></a></li>
{% endfor %}
</ol>
{% endfor %}
</body>
</html>
''')
BOOK_IDX_TEMPL = jinja2.Template('''
<html>
<head>
<meta charset="UTF-8">
<title>{{ title }}: Index of {{ book }}</title>
<link rel="stylesheet" type="text/css" href="../style.css">
</head>
<body class="idx book">
<h1>Index of {{ book }}</h1>
<a href="../index.html">Home</a>
<h2>Entries</h2>
<ul class="entries">
{% for title, path in entries %}
<li><a href="{{ path }}">{{ title }}</a></li>
{% endfor %}
</ul>
</body>
</html>
''')
PAGE_TEMPL = jinja2.Template('''
<html>
<head>
<meta charset="UTF-8">
<title>{{ title }}: Page {{ pgnum }} of {{ book }}</title>
<link rel="stylesheet" type="text/css" href="../../style.css">
</head>
<body class="page">
<h1>{{ book }}: {{ pgnum }}{{ " ("+cat+")" if cat }}</h1>
{% if titles %}
<div>
{% for title in titles %}
{{ title }}{{ "," if not loop.last }}
{% endfor %}
</div>
{% endif %}
<div class="links"><a href="../../index.html">Home</a>, <a href="{{ page_list }}">Pages</a>, <a href="{{ index }}">Index</a></div>
<div class="viewer">
{% if has_prev %}
<a class="nav prev" href="{{ prev_link }}" title="Previous page: {{ prev_num }}">
<img src="{{ prev_img }}" alt="Page {{ prev_num }} of {{ book }}">
<div><span>Previous</span></div>
</a>
{% endif %}
<a class="img" href="{{ img }}"><img src="{{ img }}" alt="Page {{ pgnum }} of {{ book }}"></a>
{% if has_next %}
<a src="{{ next_img }}" class="nav prev" href="{{ next_link }}" title="Next page: {{ next_num }}">
<img src="{{ next_img }}" alt="Page {{ next_num }} of {{ book }}">
<div><span>Next<span></div>
</a>
{% endif %}
</div>
</body>
''')
STYLE_CSS = '''
body {
font-family: Montserrat, sans-serif;
}
h1 {
font-size: 32pt;
}
h2 {
margin-top: 2em;
font-size: 24pt;
}
h4 {
margin-top: 3em;
font-size: 16pt;
}
ol.pglist {
display: flex;
flex-wrap: wrap;
list-style: none;
}
ol.pglist li {
margin: 10px;
width: 100px;
text-align: center;
}
ol.pglist li::before {
content: attr(value);
display: block;
text-align: center;
width: 100%;
font-weight: bold;
}
body.page .img img {
max-width: calc(100vw - 15em);
max-height: calc(100vh - 8em);
}
body.page h1 {
margin-bottom: .3em;
}
body.page .viewer {
display: flex;
align-items: center;
}
body.page .nav {
margin: 10px;
position: relative;
vertical-align: top;
flex-grow: 0;
}
body.page .nav div {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
z-index: 100;
display: flex;
justify-content: center;
align-items: center;
}
body.page .links {
margin-bottom: 10px;
}
a, a:hover, a:active, a:link {
text-decoration: none;
color: red;
font-weight: bold;
}
a:visited {
color: #800;
}
'''
imgname = lambda prefix, pgnum, orig_fn: f'ar-{prefix.lower()}-{pgnum:04}{path.splitext(orig_fn)[1].lower()}'
imgpath = lambda prefix, pgnum, orig_fn: path.join('images', imgname(prefix, pgnum, orig_fn))
thumbpath = lambda prefix, pgnum: path.join('thumbs', imgname(prefix, pgnum, '_.png'))
if __name__ == '__main__':
import argparse
parser = argparse.ArgumentParser()
parser.add_argument('-d', '--database', default='kochbuch.sqlite3', help='Metadata db path, default: kochbuch.sqlite3')
parser.add_argument('-o', '--out', type=str, default=None, help='Output zip file. This or --title must be given.')
parser.add_argument('img_path', default='.', nargs='?', help='Base directory of image files')
parser.add_argument('-t', '--title', default='Image Archive', help='Product title (for headings and file names)')
args = parser.parse_args()
if not args.out and not args.title:
raise ValueError('At least one of --out and --title must be given.')
zip_name = args.out or f'{args.title}.zip'
db = sqlite3.connect(args.database)
db.execute('PRAGMA foreign_keys = ON')
pics = {}
print('Building file index')
for pic in tqdm.tqdm(glob.glob(path.join(glob.escape(args.img_path), '**/*.jpg'), recursive=True)):
with open(pic, 'rb') as f:
hash = hashlib.sha3_256()
hash.update(f.read())
hash = hash.hexdigest()
pics[hash] = pic
with tempfile.TemporaryDirectory() as tmpdir:
out = path.join(tmpdir, args.title)
os.mkdir(out)
print('Copying images')
os.mkdir(path.join(out, 'images'))
for hash, prefix, pgnum, orig_fn in db.execute('SELECT sha3, prefix, pgnum, filename FROM pics'):
dst = path.join(out, imgpath(prefix, pgnum, orig_fn))
shutil.copy(pics[hash], dst)
pics[hash] = dst
print('Generating Thumbnails')
thumb_path = path.join(out, 'thumbs')
os.mkdir(thumb_path)
subprocess.check_call([
'mogrify', '-format', 'png', '-path', thumb_path, '-thumbnail', '100x100',
*pics.values() ])
print('Writing indices')
books = [ book for book, in db.execute('SELECT DISTINCT book FROM pics ORDER BY book') ]
book_indices = []
book_pages = []
for book in books:
book_dir = book
os.mkdir(path.join(out, book_dir))
entries = [ (value, f'pages/pg{pgnum}.html') for value, pgnum in db.execute(
'''SELECT value, pgnum FROM pic_tags
JOIN pics ON pics.id=pic_tags.pic
WHERE pic_tags.tag=(SELECT id FROM tags WHERE name="title")
AND book=?
AND value NOT NULL AND value != ""
ORDER BY value''', (book,)) ]
idx_fn = path.join(book_dir, 'index.html')
with open(path.join(out, idx_fn), 'w') as f:
f.write(BOOK_IDX_TEMPL.render(title=args.title, book=book, entries=entries))
results = db.execute('SELECT prefix, pgnum, filename, sha3 FROM pics WHERE book=? ORDER BY pgnum',
(book,)).fetchall()
tmp = [ (pgnum, thumbpath(prefix, pgnum), f'{book}/pages/pg{pgnum}.html')
for prefix, pgnum, fn, hash in results ]
book_pages.append((book, tmp))
pages = [ (pgnum,
f'../{thumbpath(prefix, pgnum)}', f'../{imgpath(prefix, pgnum, fn)}', f'pages/pg{pgnum}.html',
hash)
for prefix, pgnum, fn, hash in results ]
pages_fn = path.join(book_dir, 'pages.html')
with open(path.join(out, pages_fn), 'w') as f:
f.write(BOOK_PAGE_LIST_TEMPL.render(title=args.title, book=book, pages=pages))
cats = [ (cat, path.join(book_dir, f'pages-{cat}.html')) for cat, in db.execute(
'SELECT DISTINCT category FROM pics WHERE book=? AND category NOT NULL', (book,)) ]
for cat, cat_fn in cats:
cat_pages = [ (pgnum, '../'+thumbpath(prefix, pgnum), f'pages/pg{pgnum}.html')
for prefix, pgnum, fn in
db.execute('SELECT prefix, pgnum, filename FROM pics WHERE book=? AND category=? ORDER BY pgnum',
(book, cat)) ]
with open(path.join(out, cat_fn), 'w') as f:
f.write(CAT_PAGE_LIST_TEMPL.render(title=args.title, book=book, cat=cat, pages=cat_pages))
book_indices.append((book, idx_fn, pages_fn, cats))
page_dir = path.join(book_dir, 'pages')
os.mkdir(path.join(out, page_dir))
for prev, (pgnum, _thumb, img, link, hash), next in zip(
[None] + pages[:-1],
pages,
pages[1:] + [None]):
titles = [ title for title, in db.execute('''
SELECT value FROM pic_tags JOIN pics ON pics.id=pic_tags.pic
WHERE sha3=? AND value NOT NULL AND value!=""
''', (hash,)) ]
cat, = db.execute('SELECT category FROM pics WHERE sha3=?', (hash,)).fetchone()
has_prev = prev is not None
if prev:
has_prev = True
prev_num, prev_img, _1, prev_link, _2 = prev
prev_link = f'pg{prev_num}.html'
else:
has_prev, prev_num, prev_img, prev_link = False, None, None, None
has_next = next is not None
if next:
has_next = True
next_num, next_img, _1, next_link, _2 = next
next_link = f'pg{next_num}.html'
else:
has_next, next_num, next_img, next_link = False, None, None, None
page_fn = path.join(page_dir, f'pg{pgnum}.html')
with open(path.join(out, page_fn), 'w') as f:
f.write(PAGE_TEMPL.render(
title=args.title, page_list='../pages.html', index='../index.html', img=f'../{img}',
titles=titles, pgnum=pgnum, book=book, cat=cat, has_prev=has_prev, prev_link=prev_link,
prev_num=prev_num, prev_img=f'../{prev_img}', has_next=has_next, next_link=next_link,
next_num=next_num, next_img=f'../{next_img}'))
entries = [ (value, f'{book}/pages/pg{pgnum}.html') for value, book, pgnum in db.execute(
'''SELECT value, book, pgnum FROM pic_tags
JOIN pics ON pics.id=pic_tags.pic
WHERE pic_tags.tag=(SELECT id FROM tags WHERE name="title")
AND value NOT NULL AND value != ""
ORDER BY value''') ]
with open(path.join(out, f'index.html'), 'w') as f:
f.write(MAIN_IDX_TEMPL.render(title=args.title, entries=entries, books=book_indices, zip_name=zip_name))
with open(path.join(out, f'pages.html'), 'w') as f:
f.write(MAIN_PAGE_LIST_TEMPL.render(title=args.title, books=book_pages, parse=parse))
with open(path.join(out, 'style.css'), 'w') as f:
f.write(STYLE_CSS)
print('Compressing output')
subprocess.check_call(['zip', '-r', path.abspath(zip_name), args.title], cwd=tmpdir)
print('Done.')
|
