Files
StaticGalleryBuilder/generate_html.py

281 lines
10 KiB
Python
Executable File

#!/usr/bin/env python3
import os
import argparse
import urllib.parse
from multiprocessing import Pool
from string import Template
import numpy as np
from alive_progress import alive_bar
"""
root and webroot must point to the same folder, one on filesystem and one on the webserver. Use absolut paths, e.g. /data/pictures/ and https://pictures.example.com/
"""
_ROOT = "/data/pictures/"
_WEBROOT = "https://pictures.example.com/"
_FOLDERICON = "https://www.svgrepo.com/show/400249/folder.svg"
_ROOTTITLE = "Pictures"
imgext = [".jpg", ".jpeg"]
rawext = [".3fr", ".ari", ".arw", ".bay", ".braw", ".crw", ".cr2", ".cr3", ".cap", ".data", ".dcs", ".dcr", ".dng", ".drf", ".eip", ".erf", ".fff", ".gpr", ".iiq", ".k25", ".kdc", ".mdc", ".mef", ".mos", ".mrw", ".nef", ".nrw", ".obm", ".orf", ".pef", ".ptx", ".pxn", ".r3d", ".raf", ".raw", ".rwl", ".rw2", ".rwz", ".sr2", ".srf", ".srw", ".tif", ".tiff", ".x3f"]
total = 0
thumbnails: list[tuple[str, str]] = []
HTMLHEADER = """
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>$title</title>
<style>
* {
box-sizing: border-box;
}
body {
margin: 0;
font-family: Arial;
}
.folders {
text-align: center;
display: -ms-flexbox; /* IE10 */
display: flex;
-ms-flex-wrap: wrap; /* IE10 */
flex-wrap: wrap;
justify-content: space-evenly;
}
.folders figure {
margin-bottom: 32px;
}
.header h1 {
font-size: 2.5em;
font-weight: bold;
text-align: center;
}
.folders img {
width: 100px;
vertical-align: middle;
}
.folders figcaption {
width: 100px;
}
.row {
display: -ms-flexbox; /* IE10 */
display: flex;
-ms-flex-wrap: wrap; /* IE10 */
flex-wrap: wrap;
padding: 0 2px;
}
figure {
margin: 0;
}
/* Create four equal columns that sits next to each other */
.column {
-ms-flex: 12.5%; /* IE10 */
flex: 12.5%;
max-width: 12.5%;
padding: 0 4px;
}
.column img {
margin-top: 20px;
vertical-align: middle;
width: 100%;
}
/* Responsive layout - makes a four column-layout instead of eight columns */
@media screen and (max-width: 1000px) {
.column {
-ms-flex: 25%;
flex: 25%;
max-width: 25%;
}
.folders img {
width: 80px;
}
.folders figcaption {
width: 80px;
}
}
/* Responsive layout - makes a two column-layout instead of four columns */
@media screen and (max-width: 800px) {
.column {
-ms-flex: 50%;
flex: 50%;
max-width: 50%;
}
.folders img {
width: 60px;
}
.folders figcaption {
width: 60px;
}
}
/* Responsive layout - makes the two columns stack on top of each other instead of next to each other */
@media screen and (max-width: 600px) {
.column {
-ms-flex: 100%;
flex: 100%;
max-width: 100%;
}
.folders img {
width: 40px;
}
.folders figcaption {
width: 40px;
}
}
.caption {
padding-top: 4px;
text-align: center;
font-style: italic;
font-size: 12px;
width: 100%;
display: block;
}
</style>
</head>
<body>
"""
def thumbnail_convert(arguments: tuple[str, str]):
global bar
folder, item = arguments
if not os.path.exists(os.path.join(args.root, ".previews", folder.removeprefix(args.root), item)) or args.regenerate:
os.system(f'magick "{os.path.join(folder, item)}" -quality 75% -define jpeg:size=1024x1024 -define jpeg:extent=100kb -thumbnail 512x512 -auto-orient "{os.path.join(args.root, ".previews", folder.removeprefix(args.root), item)}"')
bar()
def listfolder(folder: str, title: str):
global bar
items: list[str] = os.listdir(folder)
items.sort()
images: list[str] = []
subfolders: list[str] = []
if not os.path.exists(os.path.join(args.root, ".previews", folder.removeprefix(args.root))):
os.mkdir(os.path.join(args.root, ".previews", folder.removeprefix(args.root)))
temp_obj = Template(HTMLHEADER)
contains_files = False
for item in items:
if item != "Galleries" and item != ".previews":
if os.path.isdir(os.path.join(folder, item)):
subfolders.extend([f'<figure><a href="{args.webroot}{urllib.parse.quote(folder.removeprefix(args.root))}/{urllib.parse.quote(item)}"><img src="{args.foldericon}" alt="Folder icon"/></a><figcaption><a href="{args.webroot}{urllib.parse.quote(folder.removeprefix(args.root))}/{urllib.parse.quote(item)}">{item}</a></figcaption></figure>'])
listfolder(os.path.join(folder, item), item)
else:
contains_files = True
if os.path.splitext(item)[1].lower() in imgext:
image = f'<figure><a href="{args.webroot}{urllib.parse.quote(folder.removeprefix(args.root))}/{urllib.parse.quote(item)}"><img src="{args.webroot}.previews/{urllib.parse.quote(folder.removeprefix(args.root))}/{urllib.parse.quote(item)}" alt="{item}"/></a><figcaption class="caption">{item}'
if not os.path.exists(os.path.join(args.root, ".previews", folder.removeprefix(args.root), item)):
thumbnails.append((folder, item))
for raw in rawext:
if os.path.exists(os.path.join(folder, os.path.splitext(item)[0] + raw)):
if raw == ".tif" or raw == ".tiff":
image += f': <a href="{args.webroot}{urllib.parse.quote(folder.removeprefix(args.root))}/{urllib.parse.quote(os.path.splitext(item)[0])}{raw}">TIFF</a>'
else:
image += f': <a href="{args.webroot}{urllib.parse.quote(folder.removeprefix(args.root))}/{urllib.parse.quote(os.path.splitext(item)[0])}{raw}">RAW</a>'
elif os.path.exists(os.path.join(folder, os.path.splitext(item)[0] + raw.upper())):
if raw == ".tif" or raw == ".tiff":
image += f': <a href="{args.webroot}{urllib.parse.quote(folder.removeprefix(args.root))}/{urllib.parse.quote(os.path.splitext(item)[0])}{raw.upper()}">TIFF</a>'
else:
image += f': <a href="{args.webroot}{urllib.parse.quote(folder.removeprefix(args.root))}/{urllib.parse.quote(os.path.splitext(item)[0])}{raw.upper()}">RAW</a>'
image += "</figcaption></figure>"
images.extend([image])
if len(images) > 0 or (args.fancyfolders and not contains_files):
with open(os.path.join(folder, "index.html"), "w", encoding="utf-8") as f:
f.write(temp_obj.substitute(title=title))
f.write(' <div class="header">\n')
f.write(f" <h1>{title}</h1>\n")
f.write(' <div class="folders">\n')
for subfolder in subfolders:
f.write(subfolder)
f.write("\n")
f.write(" </div>\n")
f.write(" </div>\n")
f.write(' <div class="row">\n')
for chunk in np.array_split(images, 8):
f.write(' <div class="column">\n')
for image in chunk:
f.write(f" {image}\n")
f.write(" </div>\n")
f.write(" </div>\n")
f.write(" </body>\n</html>")
f.close()
bar()
def gettotal(folder):
global total
global bar
items: list[str] = os.listdir(folder)
items.sort()
for item in items:
if item != "Galleries" and item != ".previews":
if os.path.isdir(os.path.join(folder, item)):
gettotal(os.path.join(folder, item))
total += 1
bar()
def main():
global args
global bar
global total
# Parse command-line arguments
parser = argparse.ArgumentParser(description="Generate html files for static image host.")
parser.add_argument("-p", "--root", help="Root folder", default=_ROOT, required=False, type=str, dest="root")
parser.add_argument("-w", "--webroot", help="Webroot url", default=_WEBROOT, required=False, type=str, dest="webroot")
parser.add_argument("-i", "--foldericon", help="Foldericon url", default=_FOLDERICON, required=False, type=str, dest="foldericon", metavar="ICON")
parser.add_argument("-r", "--regenerate", help="Regenerate thumbnails", action="store_true", default=False, required=False, dest="regenerate")
parser.add_argument("-n", "--non-interactive", help="Disable interactive mode", action="store_true", default=False, required=False, dest="non_interactive")
parser.add_argument("--fancyfolders", help="Use fancy folders instead of default apache ones", action="store_true", default=False, required=False, dest="fancyfolders")
args = parser.parse_args()
if not args.root.endswith("/"):
args.root += "/"
if not args.webroot.endswith("/"):
args.webroot += "/"
if not os.path.exists(os.path.join(args.root, ".previews")):
os.mkdir(os.path.join(args.root, ".previews"))
if args.non_interactive:
print("Generating html files...")
listfolder(args.root, _ROOTTITLE)
with Pool(os.cpu_count()) as p:
print("Generating thumbnails...")
p.map(thumbnail_convert, thumbnails)
else:
print("Traversing filesystem...")
with alive_bar(0, spinner="classic", bar="classic") as bar:
gettotal(args.root)
print("Generating html files...")
with alive_bar(total, spinner="classic", bar="classic") as bar:
listfolder(args.root, _ROOTTITLE)
with alive_bar(len(thumbnails), spinner="classic", bar="classic") as bar:
with Pool(os.cpu_count()) as p:
print("Generating thumbnails...")
p.map(thumbnail_convert, thumbnails)
if __name__ == "__main__":
main()