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feat(sh): add lessfilter script for previewing projects
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,237 @@ | ||
| #!/bin/sh | ||
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| SCRIPT="$(basename "$0")" | ||
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| long='width,verbose,help' | ||
| short='wvh' | ||
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| if ! opts="$(getopt -o $short -l $long -n "$SCRIPT" -- "$@")"; then | ||
| exit 1 | ||
| fi | ||
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| eval set -- "$opts" | ||
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| help() { | ||
| cat <<-EOF | ||
| $SCRIPT | ||
| Toby Vincent <[email protected]> | ||
| $SCRIPT | ||
| Filter script used for lesspipe.sh filtering | ||
| USAGE: | ||
| $SCRIPT [OPTION ...] <PATH> [PATH ...] | ||
| OPTIONS: | ||
| -w, --width Specify width. By default uses FZF_PREVIEW_COLUMNS if | ||
| set, and falls back to COLUMNS | ||
| -v, --verbose Increase verbosity | ||
| -h, --help Show this help | ||
| EOF | ||
| } | ||
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| say() { | ||
| printf "%s: %s\n" "$SCRIPT" "$@" | ||
| } | ||
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| say_verbose() { | ||
| if [ "$verbose" -gt "0" ]; then | ||
| say "$@" | ||
| fi | ||
| } | ||
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| say_err() { | ||
| say "$@" >&2 | ||
| } | ||
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| err() { | ||
| err_dir="$1" | ||
| shift | ||
| say_err "cannot preview '$err_dir': $*" | ||
| exit 1 | ||
| } | ||
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| err_help() { | ||
| help | ||
| err "$*" | ||
| } | ||
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| has() { | ||
| command -v "$1" >/dev/null | ||
| } | ||
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| is_git_repo() { | ||
| [ -d "$1/.git" ] || git -C "$1" rev-parse --is-inside-work-tree >/dev/null 2>&1 | ||
| } | ||
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| mime() { | ||
| if [ -e "$1" ]; then | ||
| mtype=$(file -L -s -b --mime "$1" 2>/dev/null) | ||
| fcat="${mtype%/*}" | ||
| mtype="${mtype#*/}" | ||
| mtype="${mtype%;*}" | ||
| mtype="${mtype#x-}" | ||
| mtype="${mtype#vnd\.}" | ||
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| if [ "$fcat" = "application" ] && | ||
| [ "$ftype" = "octet-stream" ] || | ||
| [ "$fcat" = "text" ] && | ||
| [ "$ftype" = "plain" ]; then | ||
| mtype=$(file -L -s -b "$1" 2>/dev/null) | ||
| fi | ||
| else | ||
| case "$1" in | ||
| http://*) | ||
| mtype='x-scheme-handler/http' | ||
| ;; | ||
| https://*) | ||
| mtype='x-scheme-handler/https' | ||
| ;; | ||
| *) | ||
| mtype='repo' | ||
| ;; | ||
| esac | ||
| fi | ||
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| printf %s\\n "$mtype" | ||
| } | ||
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| fileext() { | ||
| case "$1" in | ||
| .*.*) extension=${1##*.} ;; | ||
| .*) extension= ;; | ||
| *.*) extension=${1##*.} ;; | ||
| esac | ||
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| printf %s\\n "$extension" | ||
| } | ||
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| filetype() { | ||
| fname="$1" | ||
| fext=$(fileext "$fname") | ||
| mtype=$(mime "$fname") | ||
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| ft="${mtype#*/}" | ||
| ft="${ft%;*}" | ||
| ft="${ft#x-}" | ||
| ftype="${ft#vnd\.}" | ||
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| case "$fext" in | ||
| epub) [ "$ftype" = "zip" ] && ftype='epub' ;; | ||
| ipynb) [ "$ftype" = "json" ] && ftype='ipynb' ;; | ||
| mp3) [ "$ftype" = "mpeg" ] && ftype='mp3' ;; | ||
| crt | pem) ftype='x509' ;; | ||
| crl) ftype='crl' ;; | ||
| csr) ftype='csr' ;; | ||
| pod) ftype='pod' ;; | ||
| pm) ftype='perl' ;; | ||
| md | MD | mkd | markdown | rst) ftype='markdown' ;; | ||
| log) ftype='log' ;; | ||
| ebuild | eclass) ftype='sh' ;; | ||
| esac | ||
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| case "$ftype" in | ||
| openxmlformats-officedocument.wordprocessingml.document) ftype='docx' ;; | ||
| openxmlformats-officedocument.presentationml.presentation) ftype='pptx' ;; | ||
| openxmlformats-officedocument.spreadsheetml.sheet) ftype='xlsx' ;; | ||
| oasis.opendocument.text*) ftype='odt' ;; | ||
| oasis.opendocument.spreadsheet) ftype='ods' ;; | ||
| oasis.opendocument.presentation) ftype='odp' ;; | ||
| sun.xml.writer) ftype='ooffice1' ;; | ||
| shellscript) ftype='sh' ;; | ||
| makefile) ftype='make' ;; | ||
| epub+zip) ftype='epub' ;; | ||
| matlab-data) ftype='matlab' ;; | ||
| troff) case "${fname##*/}" in | ||
| [Mm]akefile | [Mm]akefile.* | BSDMakefile) ftype='make' ;; | ||
| esac ;; | ||
| *mat-file*) ftype='matlab' ;; | ||
| *POD\ document*) ftype='pod' ;; | ||
| *PEM\ certificate\ request) ftype='csr' ;; | ||
| *PEM\ certificate) ftype='csr' ;; | ||
| *Microsoft\ OOXML) ftype='docx' ;; | ||
| Apple\ binary\ property\ list) ftype='plist' ;; | ||
| PGP\ *ncrypted* | GPG\ encrypted*) ftype='pgp' ;; | ||
| Audio\ file\ with\ ID3\ *) ftype='mp3' ;; | ||
| 'OpenOffice.org 1.x Writer document') ftype='ooffice1' ;; | ||
| # if still unspecific, determine file type by extension | ||
| data) | ||
| ### binary only file formats, type not guessed by 'file' | ||
| case "$fext" in | ||
| mat) ftype='matlab' ;; | ||
| br | bro | tbr) ftype='brotli' ;; | ||
| lz4 | lt4 | tz4 | tlz4) ftype='lz4' ;; | ||
| esac | ||
| ;; | ||
| esac | ||
|
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| printf %s\\n "$ftype" | ||
| } | ||
|
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| verbose=0 | ||
| width=${FZF_PREVIEW_COLUMNS:-$COLUMNS} | ||
| while true; do | ||
| case "$1" in | ||
| -h | --help) | ||
| help | ||
| exit 0 | ||
| ;; | ||
| -v | --verbose) | ||
| verbose=$((verbose + 1)) | ||
| shift | ||
| ;; | ||
| -w | --width) | ||
| width=$2 | ||
| shift 2 | ||
| ;; | ||
| --) | ||
| shift | ||
| break | ||
| ;; | ||
| *) | ||
| err_help "Invalid argument: $1" | ||
| ;; | ||
| esac | ||
| done | ||
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| if [ "$#" -eq 0 ]; then | ||
| IFS=' | ||
| ' | ||
| set -o noglob | ||
| # shellcheck disable=2046 | ||
| set -- $(cat) | ||
| fi | ||
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| if [ -z "$width" ]; then | ||
| width=$(tput cols) | ||
| fi | ||
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| ft=$(filetype "$1") | ||
| case "$ft" in | ||
| directory) | ||
| if has onefetch && is_git_repo "$1" 2>/dev/null; then | ||
| onefetch --hidden --show-logo="$([ "$width" -lt "80" ] && printf 'never' || printf 'always')" "$1" 2>/dev/null | ||
| elif [ -f "$1/README.md" ]; then | ||
| $SCRIPT "$1/README.md" | ||
| else | ||
| exa --tree --git-ignore --level=3 --icons "$1" 2>/dev/null | ||
| fi | ||
| ;; | ||
| markdown) | ||
| bat --color always "$1" 2>/dev/null | ||
| ;; | ||
| http | https) | ||
| if printf %s\\n "$1" | grep -q "git.sr.ht"; then | ||
| has hut && hut git show --repo "$1" 2>/dev/null | ||
| elif printf %s\\n "$1" | grep -q "github.com"; then | ||
| has gh && gh repo view "$1" 2>/dev/null | ||
| fi | ||
| ;; | ||
| repo) | ||
| hut git show --repo "https://git.sr.ht/$1" 2>/dev/null || | ||
| gh repo view "https://github.com/$1" 2>/dev/null | ||
| ;; | ||
| *) | ||
| exit 1 | ||
| ;; | ||
| esac |
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