mirror of
https://github.com/anotherhadi/awesome-wallpapers.git
synced 2026-10-05 10:18:26 +02:00
Full rewrite
This commit is contained in:
Hadi
Executable
+62
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#!/usr/bin/env bash
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# Validate wallpaper filenames against the naming convention described in README.md:
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# wallpaper-name_tag1_tag2.png
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# - name: lowercase letters/digits, words separated by "-"
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# - tags: lowercase letters, words separated by "-", tags separated by "_"
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# - only .png and .gif are accepted
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# - gifs must carry the "animated" tag
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# - every gif must have a same-named .png counterpart
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set -uo pipefail
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wallpapers_dir="wallpapers"
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name_re='^[a-z0-9]+(-[a-z0-9]+)*(_[a-z]+(-[a-z]+)*)*$'
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status=0
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if [[ ! -d "$wallpapers_dir" ]]; then
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echo "No $wallpapers_dir directory found, skipping."
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exit 0
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fi
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shopt -s nullglob
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for file in "$wallpapers_dir"/*; do
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[[ -f "$file" ]] || continue
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filename=$(basename "$file")
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basename="${filename%.*}"
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ext="${filename##*.}"
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if [[ "$ext" != "png" && "$ext" != "gif" ]]; then
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echo "❌ $filename: only .png and .gif files are accepted"
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status=1
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continue
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fi
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if [[ ! "$basename" =~ $name_re ]]; then
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echo "❌ $filename: invalid name/tags, expected wallpaper-name_tag1_tag2 (lowercase, '-' separated words, '_' separated tags)"
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status=1
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continue
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fi
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if [[ "$ext" == "gif" ]]; then
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IFS='_' read -r -a parts <<<"$basename"
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has_animated=0
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for tag in "${parts[@]:1}"; do
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[[ "$tag" == "animated" ]] && has_animated=1
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done
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if [[ "$has_animated" -eq 0 ]]; then
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echo "❌ $filename: gif files must include the 'animated' tag"
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status=1
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fi
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if [[ ! -f "$wallpapers_dir/$basename.png" ]]; then
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echo "❌ $filename: missing matching static $basename.png"
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status=1
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fi
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fi
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done
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if [[ "$status" -eq 0 ]]; then
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echo "✅ All wallpaper filenames are valid."
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fi
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exit "$status"
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Executable
+57
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#!/usr/bin/env bash
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# Losslessly compress wallpapers before they are committed, so the repo
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# doesn't grow larger than it needs to. Only files staged in this commit
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# are touched, to keep the hook fast.
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set -uo pipefail
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wallpapers_dir="wallpapers"
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changed=0
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if [[ ! -d "$wallpapers_dir" ]]; then
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exit 0
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fi
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if ! command -v oxipng >/dev/null 2>&1; then
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echo "❌ oxipng is required but was not found in PATH"
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exit 1
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fi
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if ! command -v gifsicle >/dev/null 2>&1; then
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echo "❌ gifsicle is required but was not found in PATH"
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exit 1
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fi
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mapfile -t staged < <(git diff --cached --name-only --diff-filter=ACM -- "$wallpapers_dir")
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for file in "${staged[@]}"; do
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[[ -f "$file" ]] || continue
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ext="${file##*.}"
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before=$(stat -c%s "$file")
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case "$ext" in
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png)
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oxipng -o max --strip safe -q "$file" >/dev/null
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;;
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gif)
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gifsicle -O3 --batch "$file"
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;;
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*)
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continue
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;;
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esac
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after=$(stat -c%s "$file")
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if [[ "$after" -ne "$before" ]]; then
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echo "Compressed $file ($before -> $after bytes)"
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git add "$file"
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changed=1
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fi
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done
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if [[ "$changed" -eq 1 ]]; then
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echo "Image(s) were compressed and re-staged, please commit again."
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exit 1
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fi
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exit 0
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Executable
+44
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#!/usr/bin/env bash
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# Every gif in wallpapers/ must have a same-named static .png counterpart
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# (see README.md). This hook generates the missing ones from the gif's
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# first frame and stages them, so a commit adding a gif automatically
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# gets its png alongside it.
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set -uo pipefail
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wallpapers_dir="wallpapers"
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changed=0
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if [[ ! -d "$wallpapers_dir" ]]; then
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exit 0
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fi
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if ! command -v magick >/dev/null 2>&1; then
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echo "❌ imagemagick (magick) is required but was not found in PATH"
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exit 1
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fi
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shopt -s nullglob
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for gif in "$wallpapers_dir"/*.gif; do
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basename="${gif%.gif}"
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png="$basename.png"
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if [[ -f "$png" ]]; then
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continue
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fi
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echo "Generating $png from $(basename "$gif")"
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if ! magick "${gif}[0]" "$png"; then
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echo "❌ Failed to generate $png"
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exit 1
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fi
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git add "$png"
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changed=1
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done
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if [[ "$changed" -eq 1 ]]; then
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echo "New static png(s) were generated and staged, please commit again."
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exit 1
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fi
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exit 0
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Executable
+218
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#!/usr/bin/env bash
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# Regenerate WALLPAPERS.md (and its 2/3-column variants, and tags/*.md)
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# from the contents of wallpapers/.
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# When a wallpaper has both a static png and an animated gif (same
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# basename), only one row is emitted, previewed with the gif.
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set -uo pipefail
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wallpapers_dir="wallpapers"
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tags_dir="tags"
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if [[ ! -d "$wallpapers_dir" ]]; then
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exit 0
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fi
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# Each entry: name<TAB>basename<TAB>preview<TAB>raw_tags(underscore-joined)
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build_entries() {
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shopt -s nullglob
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declare -A seen
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for file in "$wallpapers_dir"/*.png "$wallpapers_dir"/*.gif; do
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filename=$(basename "$file")
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base="${filename%.*}"
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[[ -n "${seen[$base]:-}" ]] && continue
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seen[$base]=1
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preview="$file"
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if [[ -f "$wallpapers_dir/$base.gif" ]]; then
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preview="$wallpapers_dir/$base.gif"
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fi
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name="${base%%_*}"
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tags=""
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if [[ "$base" == *_* ]]; then
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tags="${base#*_}"
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fi
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printf '%s\t%s\t%s\t%s\n' "$name" "$base" "$preview" "$tags"
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done | sort -t $'\t' -k1,1
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}
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mapfile -t entries < <(build_entries)
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# Collect the sorted, de-duplicated list of tags, and which entries have them.
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declare -A tag_seen
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all_tags=()
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for entry in "${entries[@]}"; do
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IFS=$'\t' read -r _ _ _ tags_raw <<<"$entry"
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[[ -z "$tags_raw" ]] && continue
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IFS='_' read -ra tokens <<<"$tags_raw"
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for t in "${tokens[@]}"; do
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if [[ -z "${tag_seen[$t]:-}" ]]; then
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tag_seen[$t]=1
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all_tags+=("$t")
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fi
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done
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done
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mapfile -t sorted_tags < <(printf '%s\n' "${all_tags[@]}" | sort)
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entry_has_tag() {
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local tags_raw="$1" tag="$2" t
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IFS='_' read -ra tokens <<<"$tags_raw"
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for t in "${tokens[@]}"; do
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[[ "$t" == "$tag" ]] && return 0
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done
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return 1
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}
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# tags_links <raw_tags> <tag-link-prefix>
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# Turns "foo_bar-baz" into "[foo](<prefix>foo.md), [bar-baz](<prefix>bar-baz.md)"
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tags_links() {
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local tags_raw="$1" tag_prefix="$2"
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[[ -z "$tags_raw" ]] && return
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local -a tokens
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IFS='_' read -ra tokens <<<"$tags_raw"
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local out="" t first=1
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for t in "${tokens[@]}"; do
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((first)) || out+=", "
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first=0
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out+="[${t}](${tag_prefix}${t}.md)"
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done
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printf '%s' "$out"
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}
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# render_table <cols> <preview-prefix> <tag-link-prefix> <entries...>
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render_table() {
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local cols="$1" prefix="$2" tag_prefix="$3"
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shift 3
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local -a items=("$@")
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local header="|" sep="|"
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local i
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for ((i = 0; i < cols; i++)); do
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header+=" Preview | Name | Tags |"
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sep+="---------|------|------|"
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done
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echo "$header"
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echo "$sep"
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local total=${#items[@]}
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local idx=0
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while ((idx < total)); do
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local line="|"
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local c
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for ((c = 0; c < cols; c++)); do
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if ((idx < total)); then
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local name base preview tags_raw tags_display
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IFS=$'\t' read -r name base preview tags_raw <<<"${items[idx]}"
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tags_display="$(tags_links "$tags_raw" "$tag_prefix")"
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line+="  | ${name} | ${tags_display} |"
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((idx++))
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else
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line+=" | | |"
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fi
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done
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echo "$line"
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done
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}
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# render_grid <cols> <preview-prefix> <tag-link-prefix> <entries...>
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# Like render_table, but each cell stacks the image with its name and
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# tags underneath instead of using separate Name/Tags columns.
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render_grid() {
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local cols="$1" prefix="$2" tag_prefix="$3"
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shift 3
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local -a items=("$@")
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local header="|" sep="|"
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local i
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for ((i = 0; i < cols; i++)); do
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header+=" |"
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sep+=":---:|"
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done
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echo "$header"
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echo "$sep"
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local total=${#items[@]}
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local idx=0
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while ((idx < total)); do
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local line="|"
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local c
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for ((c = 0; c < cols; c++)); do
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if ((idx < total)); then
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local name base preview tags_raw tags_display cell
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IFS=$'\t' read -r name base preview tags_raw <<<"${items[idx]}"
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tags_display="$(tags_links "$tags_raw" "$tag_prefix")"
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cell="<br>${name}"
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[[ -n "$tags_display" ]] && cell+="<br>${tags_display}"
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line+=" ${cell} |"
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((idx++))
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else
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line+=" |"
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fi
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done
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echo "$line"
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done
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}
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nav_block() {
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echo "[1 Column](WALLPAPERS.md) · [2 Columns](WALLPAPERS-2COL.md) · [3 Columns](WALLPAPERS-3COL.md)"
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}
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tags_block() {
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local prefix="$1"
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echo "<details>"
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echo "<summary>Tags</summary>"
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echo
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local t
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for t in "${sorted_tags[@]}"; do
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echo "- [${t}](${prefix}${tags_dir}/${t}.md)"
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done
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echo
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echo "</details>"
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}
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generate_main() {
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local file="$1" cols="$2"
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{
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echo "# Wallpapers"
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echo
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nav_block
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echo
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tags_block ""
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echo
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if ((cols > 1)); then
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render_grid "$cols" "" "${tags_dir}/" "${entries[@]}"
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else
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render_table "$cols" "" "${tags_dir}/" "${entries[@]}"
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fi
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} >"$file"
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git add "$file"
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}
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generate_main "WALLPAPERS.md" 1
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generate_main "WALLPAPERS-2COL.md" 2
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generate_main "WALLPAPERS-3COL.md" 3
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rm -rf "$tags_dir"
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mkdir -p "$tags_dir"
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for t in "${sorted_tags[@]}"; do
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tag_items=()
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for entry in "${entries[@]}"; do
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IFS=$'\t' read -r _ _ _ tags_raw <<<"$entry"
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if entry_has_tag "$tags_raw" "$t"; then
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tag_items+=("$entry")
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fi
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done
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{
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echo "# Tag: ${t}"
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echo
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echo "[← All wallpapers](../WALLPAPERS.md)"
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echo
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render_table 1 "../" "" "${tag_items[@]}"
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} >"$tags_dir/$t.md"
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done
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git add "$tags_dir"
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echo "Generated WALLPAPERS.md, WALLPAPERS-2COL.md, WALLPAPERS-3COL.md and $tags_dir/"
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