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fix: count filename lengths in bytes instead of characters

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This commit is contained in:
Étienne Fildadut 2025-10-09 16:19:17 +02:00
parent f5d61b107c
commit 02ee76949b
2 changed files with 11 additions and 7 deletions
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4
config.default.toml
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@ -42,8 +42,8 @@ template = '''
''' '''
# Filename template for generated HTML files. # Filename template for generated HTML files.
filename_template = "{{ published_formatted }}\t[{{ origin_title }}]\t{{ title }}.html" filename_template = "{{ published_formatted }}\t[{{ origin_title }}]\t{{ title }}.html"
# Maximum allowed filename length before truncating. # Maximum allowed filename length (in bytes assuming UTF-8 encoding) before truncating. Depending on your filesystem filename's limits it may be possible to increase the value, ask Wikipedia for details.
max_filename_length = 200 max_filename_length = 250
[time] [time]
# Which timezone to use when writing date and time. # Which timezone to use when writing date and time.

14
main.py
View file

@ -114,9 +114,14 @@ def escape_filename(filename):
def truncate_filename(config, filename): def truncate_filename(config, filename):
max_filename_length = config.max_filename_length max_filename_length = config.max_filename_length
suffix = Path(filename).suffix filename_utf8 = filename.encode("utf-8")
max_basename_length = max_filename_length - len(suffix) if len(filename_utf8) <= max_filename_length:
return filename[:max_basename_length] + '…' + suffix if len(filename) > max_filename_length else filename return filename
else:
suffix = Path(filename).suffix
max_basename_length = max_filename_length - len(suffix.encode("utf-8"))
cutoff = len(filename.encode('utf-8')[:max_basename_length].decode('utf-8', errors="ignore"))
return filename[:cutoff] + '…' + suffix
def get_html_path(config, item_json): def get_html_path(config, item_json):
folder_directory = config.html_root / escape_filename(item_json["folder"]) folder_directory = config.html_root / escape_filename(item_json["folder"])
@ -124,8 +129,7 @@ def get_html_path(config, item_json):
html_name = truncate_filename(config, escape_filename(config.item_filename_template.render(item_json))) html_name = truncate_filename(config, escape_filename(config.item_filename_template.render(item_json)))
html_path = folder_directory / html_name return folder_directory / html_name
return html_path
def format_datetime(config, timestamp): def format_datetime(config, timestamp):
return datetime.fromtimestamp(timestamp, config.timezone).strftime(config.time_format) return datetime.fromtimestamp(timestamp, config.timezone).strftime(config.time_format)