cmd/photogallery.py

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9.9 KiB
Python
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import argparse
import sys
import jinja2
import textwrap
from voussoirkit import betterhelp
from voussoirkit import pathclass
from voussoirkit import pipeable
from voussoirkit import vlogging
log = vlogging.getLogger(__name__, 'imagegallery')
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TEMPLATE = jinja2.Template('''
<html>
<head>
{% if title %}
<title>{{title}}</title>
{% endif %}
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
<style>
:root
{
--color_bodybg: #272822;
--color_codebg: rgba(255, 255, 255, 0.05);
--color_codeborder: rgba(255, 255, 255, 0.2);
--color_h1bg: #284142;
--color_htmlbg: #1b1c18;
--color_blockquotebg: rgba(0, 0, 0, 0.2);
--color_blockquoteedge: rgba(255, 255, 255, 0.2);
--color_inlinecodebg: rgba(255, 255, 255, 0.1);
--color_link: #ae81ff;
--color_maintext: #ddd;
}
*, *:before, *:after
{
box-sizing: inherit;
}
html
{
height: 100vh;
box-sizing: border-box;
background-color: var(--color_htmlbg);
color: var(--color_maintext);
font-family: Verdana, sans-serif;
font-size: 10pt;
margin: 0;
}
body
{
min-height: 100%;
width: fit-content;
margin-left: auto;
margin-right: auto;
margin-top: 0;
margin-bottom: 0;
padding: 8px;
}
body.noscrollbar::-webkit-scrollbar
{
display: none;
}
body.noscrollbar
{
scrollbar-width: none;
}
header
{
width: 100%;
max-width: 120em;
margin-left: auto;
margin-right: auto;
text-align: end;
}
header > *
{
display: inline-block;
padding: 16px;
background-color: var(--color_bodybg);
}
.album,
.photograph
{
position: relative;
margin-left: auto;
margin-right: auto;
margin-top: 8vh;
margin-bottom: 8vh;
}
.photograph
{
padding: 2vh;
background-color: var(--color_bodybg);
border-radius: 16px;
}
article .photograph:first-of-type
{
margin-top: 0;
}
article .photograph:last-of-type
{
margin-bottom: 0;
}
.photograph img
{
max-height: 92vh;
border-radius: 8px;
}
.photograph .download_link
{
position: absolute;
bottom: 8px;
right: 8px;
text-align: center;
background-color: white;
padding: 1px;
color: black;
text-decoration: none;
font-family: sans-serif;
border-radius: 4px;
font-weight: bold;
opacity: 80%;
}
article .morelink
{
font-size: 2em;
text-align: center;
margin-top: 0;
}
@media not print
{
.photograph
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{
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box-shadow: #000 0px 0px 40px -10px;
}
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}
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@media screen and (min-width: 600px)
{
article
{
width: fit-content;
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}
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}
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@media screen and (max-width: 600px)
{
.photograph
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{
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box-shadow: none;
}
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}
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@media not all and (pointer: fine)
{
#keyboardhint,
#scrollbartoggle
{
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display: none;
}
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}
h1, h2, h3, h4, h5
{
margin-bottom: 0;
}
h1:first-child, h2:first-child, h3:first-child, h4:first-child, h5:first-child
{
margin-top: 0;
}
h2, h3, h4, h5
{
border-bottom: 1px solid var(--color_maintext);
/*background-color: var(--color_h1bg);*/
}
p:last-child
{
margin-bottom: 0;
}
h1 {font-size: 2.00em;} h1 * {font-size: inherit;}
h2 {font-size: 1.75em;} h2 * {font-size: inherit;}
h3 {font-size: 1.50em;} h3 * {font-size: inherit;}
h4 {font-size: 1.25em;} h4 * {font-size: inherit;}
h5 {font-size: 1.00em;} h5 * {font-size: inherit;}
.header_anchor_link {display: none; font-size: 1.0em; text-decoration: none}
h1:hover > .header_anchor_link {display: initial;}
h2:hover > .header_anchor_link {display: initial;}
h3:hover > .header_anchor_link {display: initial;}
h4:hover > .header_anchor_link {display: initial;}
h5:hover > .header_anchor_link {display: initial;}
a
{
color: var(--color_link);
cursor: pointer;
}
article *
{
max-width: 100%;
word-wrap: break-word;
}
#table_of_contents
{
border: 1px solid var(--color_blockquoteedge);
padding-top: 8px;
padding-bottom: 8px;
border-radius: 8px;
}
blockquote
{
background-color: var(--color_blockquotebg);
margin-inline-start: 0;
margin-inline-end: 0;
border-left: 4px solid var(--color_blockquoteedge);
padding: 8px;
padding-inline-start: 20px;
padding-inline-end: 20px;
}
table
{
border-collapse: collapse;
font-size: 1em;
}
table, table th, table td
{
border: 1px solid var(--color_maintext);
}
table th, table td
{
padding: 4px;
}
ol ol, ul ul, ol ul, ul ol
{
padding-inline-start: 20px;
}
*:not(pre) > code
{
background-color: var(--color_inlinecodebg);
border-radius: 4px;
line-height: 1.5;
padding-left: 4px;
padding-right: 4px;
}
pre
{
padding: 8px;
border: 1px solid var(--color_codeborder);
background-color: var(--color_codebg);
overflow-x: auto;
}
code,
pre,
.highlight *
{
font-family: monospace;
}
</style>
</head>
<body>
<header>
<a id="scrollbartoggle" onclick="return toggle_scrollbar();">scrollbar on/off</a>
</header>
{% if title %}
<h1>{{title}}</h1>
{% endif %}
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<p>Click each photo to view its full resolution. Click the number to download it.</p>
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{% for file in files %}
<article class="photograph">
<a target="_blank" href="{{urlroot}}{{file.relative_to('.', simple=True)}}"><img loading="lazy" src="{{urlroot}}thumbs/small_{{file.relative_to('.', simple=True)}}"/></a>
{% if with_download_links %}
<a class="download_link" download="{{file.basename}}" href="{{urlroot}}{{file.relative_to('.', simple=True)}}">#{{loop.index}}/{{files|length}}</a>
{% endif %}
</article>
{% endfor %}
</body>
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<script type="text/javascript">
let desired_scroll_position = null;
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function toggle_scrollbar()
{
if (document.body.classList.contains("noscrollbar"))
{
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document.body.classList.remove("noscrollbar");
localStorage.setItem("show_scrollbar", "yes");
}
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else
{
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document.body.classList.add("noscrollbar");
localStorage.setItem("show_scrollbar", "no");
}
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}
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function load_scrollbar_setting()
{
if (localStorage.getItem("show_scrollbar") === "no")
{
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document.body.classList.add("noscrollbar");
}
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else
{
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document.body.classList.remove("noscrollbar");
}
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}
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function get_center_img()
{
let center_x = window.innerWidth / 2;
let center_y = window.innerHeight / 2;
while (true)
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{
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const element = document.elementFromPoint(center_x, center_y);
console.log(element);
if (element.tagName === "IMG")
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{
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return element;
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}
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center_y -= 20;
if (center_y <= 0)
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{
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return null;
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}
}
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}
function next_img(img)
{
const images = Array.from(document.images);
const this_index = images.indexOf(img);
if (this_index === images.length-1)
{
return img;
}
return images[this_index + 1];
}
function previous_img(img)
{
const images = Array.from(document.images);
const this_index = images.indexOf(img);
if (this_index === 0)
{
return img;
}
return images[this_index - 1];
}
function scroll_step()
{
const distance = desired_scroll_position - document.body.scrollTop;
const jump = (distance * 0.25) + (document.body.scrollTop < desired_scroll_position ? 1 : -1);
document.body.scrollTop = document.body.scrollTop + jump;
console.log(`${document.body.scrollTop} ${desired_scroll_position}`);
const new_distance = desired_scroll_position - document.body.scrollTop;
if (Math.abs(new_distance / distance) < 0.97)
{
window.requestAnimationFrame(scroll_step);
}
}
function scroll_to_img(img)
{
const img_centerline = img.offsetParent.offsetTop + img.offsetTop + (img.offsetHeight / 2);
// document.body.scrollTop = img_centerline - (window.innerHeight / 2);
desired_scroll_position = Math.round(img_centerline - (window.innerHeight / 2));
scroll_step();
}
function scroll_to_next_img()
{
scroll_to_img(next_img(get_center_img()));
}
function scroll_to_previous_img()
{
scroll_to_img(previous_img(get_center_img()));
}
function arrowkey_listener(event)
{
if (event.keyCode === 37)
{
scroll_to_previous_img();
}
else if (event.keyCode === 39)
{
scroll_to_next_img();
}
}
let hide_cursor_timeout = null;
function hide_cursor()
{
document.documentElement.style.cursor = "none";
}
function show_cursor()
{
document.documentElement.style.cursor = "";
}
function mousemove_handler()
{
show_cursor();
clearTimeout(hide_cursor_timeout);
hide_cursor_timeout = setTimeout(hide_cursor, 3000);
}
function on_pageload()
{
document.documentElement.addEventListener("keydown", arrowkey_listener);
document.documentElement.addEventListener("mousemove", mousemove_handler);
mousemove_handler();
load_scrollbar_setting();
}
document.addEventListener("DOMContentLoaded", on_pageload);
</script>
</html>
''')
def imagegallery(files, title, urlroot, with_download_links):
html = TEMPLATE.render(
files=files,
title=title,
urlroot=urlroot,
with_download_links=with_download_links,
)
return html
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def imagegallery_argparse(args):
patterns = pipeable.input_many(args.patterns)
files = list(pathclass.glob_many_files(patterns))
files.sort()
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html = imagegallery(
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files=files,
title=args.title,
urlroot=args.urlroot or '',
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with_download_links=True,
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)
pathclass.Path('gallery.html').open('w', encoding='utf-8').write(html)
return 0
@vlogging.main_decorator
def main(argv):
parser = argparse.ArgumentParser(
description='''
''',
)
parser.add_argument(
'patterns',
nargs='*',
help='''
''',
)
parser.add_argument(
'--title',
default=None,
help='''
''',
)
parser.add_argument(
'--urlroot',
default=None,
help='''
''',
)
parser.set_defaults(func=imagegallery_argparse)
return betterhelp.go(parser, argv)
if __name__ == '__main__':
raise SystemExit(main(sys.argv[1:]))