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✨ feat: add multi-language support

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welpo 2023-05-22 19:12:03 +02:00
parent e316dc25ab
commit fa9229377d
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49 changed files with 1314 additions and 88 deletions
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30
content/blog/custom-font-subset.md
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@ -1,7 +1,7 @@
+++
title = "Optimise loading times with a custom font subset"
date = 2023-04-29
updated = 2023-05-18
updated = 2023-05-22
description = "Learn how to create a custom subset that only includes the necessary glyphs."
[taxonomies]
@ -38,12 +38,12 @@ The script below takes a `config.toml` file and a font file as input, extracts t
#!/usr/bin/env bash
usage() {
echo "Usage: $0 [--config | -c CONFIG_FILE] [--font | -f FONT_FILE] [--output | -o OUTPUT_PATH]"
echo "Usage: $0 [--config|-c CONFIG_FILE] [--font|-f FONT_FILE] [--output|-o OUTPUT_PATH]"
echo
echo "Options:"
echo " --config, -c Path to the config.toml file."
echo " --font, -f Path to the font file."
echo " --output, -o Output path for the generated custom_subset.css file (default: current directory)"
echo " --output, -o Output path for the generated subset.css file (default: current directory)"
echo " --help, -h Show this help message and exit"
}
@ -102,11 +102,22 @@ if [ ! -f "$font_file" ]; then
fi
# Extract the title and menu names from the config file.
title=$(awk -F' = ' '/title/{print $2}' "$config_file" | tr -d '"' | grep -v "atom feed")
menu_names=$(awk '/menu/{f=1;next} /^\S/{f=0} f{print}' "$config_file" | awk -F' = ' '/name/{print $2}' | tr -d '"' )
title=$(awk -F' = ' '/^title/{print $2}' "$config_file" | tr -d '"' | grep -v "atom feed")
menu_names=$(awk -F' = ' '/^menu/{f=1;next} /socials/{f=0} f && /name/{print $2}' "$config_file" | cut -d',' -f1 | tr -d '"' )
language_names=$(awk -F' = ' '/^language_name\./{print $2}' "$config_file" | tr -d '"' )
# If the site is multilingual, get the menu translations.
if [ -n "$language_names" ]; then
for menu_name in $menu_names; do
# Find the line with the menu name inside a [languages.*.translations] section and get the translated menus.
menu_translation=$(awk -F' = ' "/\\[languages.*\\.translations\\]/{f=1;next} /^\\[/ {f=0} f && /$menu_name =/{print \$2}" "$config_file" | tr -d '"' )
# Add the found menu value to the translations string
menu_names+="$menu_translation"
done
fi
# Combine the extracted strings.
combined="$title$menu_names"
combined="$title$menu_names$language_names"
# Get unique characters.
unique_chars=$(echo "$combined" | grep -o . | sort -u | tr -d '\n')
@ -114,19 +125,16 @@ unique_chars=$(echo "$combined" | grep -o . | sort -u | tr -d '\n')
# Create a temporary file for subset.woff2.
temp_subset=$(mktemp)
# Create the subset.
# Run the pyftsubset command with the filtered characters as --text argument.
pyftsubset "$font_file" \
--text="$unique_chars" \
--layout-features="" --flavor="woff2" --output-file="$temp_subset" --with-zopfli
# Remove trailing slash from output path, if present.
output_path=${output_path%/}
# Base64 encode the temporary subset.woff2 file and create the CSS file.
base64_encoded_font=$(base64 -i "$temp_subset")
echo "@font-face{font-family:\"Inter Subset\";src:url(data:application/font-woff2;base64,$base64_encoded_font);}" > "$output_path/custom_subset.css"
# Remove the temporary subset.woff2 file.
# Remove the temporary subset.woff2 file
rm "$temp_subset"
```