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-rwxr-xr-x.config/ranger/ranger_new/scope.sh216
1 files changed, 216 insertions, 0 deletions
diff --git a/.config/ranger/ranger_new/scope.sh b/.config/ranger/ranger_new/scope.sh
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+++ b/.config/ranger/ranger_new/scope.sh
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1#!/usr/bin/env bash
2
3set -o noclobber -o noglob -o nounset -o pipefail
4IFS=$'\n'
5
6# If the option `use_preview_script` is set to `true`,
7# then this script will be called and its output will be displayed in ranger.
8# ANSI color codes are supported.
9# STDIN is disabled, so interactive scripts won't work properly
10
11# This script is considered a configuration file and must be updated manually.
12# It will be left untouched if you upgrade ranger.
13
14# Meanings of exit codes:
15# code | meaning | action of ranger
16# -----+------------+-------------------------------------------
17# 0 | success | Display stdout as preview
18# 1 | no preview | Display no preview at all
19# 2 | plain text | Display the plain content of the file
20# 3 | fix width | Don't reload when width changes
21# 4 | fix height | Don't reload when height changes
22# 5 | fix both | Don't ever reload
23# 6 | image | Display the image `$IMAGE_CACHE_PATH` points to as an image preview
24# 7 | image | Display the file directly as an image
25
26# Script arguments
27FILE_PATH="${1}" # Full path of the highlighted file
28PV_WIDTH="${2}" # Width of the preview pane (number of fitting characters)
29PV_HEIGHT="${3}" # Height of the preview pane (number of fitting characters)
30IMAGE_CACHE_PATH="${4}" # Full path that should be used to cache image preview
31PV_IMAGE_ENABLED="${5}" # 'True' if image previews are enabled, 'False' otherwise.
32
33FILE_EXTENSION="${FILE_PATH##*.}"
34FILE_EXTENSION_LOWER=$(echo ${FILE_EXTENSION} | tr '[:upper:]' '[:lower:]')
35
36# Settings
37HIGHLIGHT_SIZE_MAX=262143 # 256KiB
38HIGHLIGHT_TABWIDTH=8
39HIGHLIGHT_STYLE='pablo'
40PYGMENTIZE_STYLE='autumn'
41
42
43handle_extension() {
44 case "${FILE_EXTENSION_LOWER}" in
45 # Archive
46 a|ace|alz|arc|arj|bz|bz2|cab|cpio|deb|gz|jar|lha|lz|lzh|lzma|lzo|\
47 rpm|rz|t7z|tar|tbz|tbz2|tgz|tlz|txz|tZ|tzo|war|xpi|xz|Z|zip)
48 atool --list -- "${FILE_PATH}" && exit 5
49 bsdtar --list --file "${FILE_PATH}" && exit 5
50 exit 1;;
51 rar)
52 # Avoid password prompt by providing empty password
53 unrar lt -p- -- "${FILE_PATH}" && exit 5
54 exit 1;;
55 7z)
56 # Avoid password prompt by providing empty password
57 7z l -p -- "${FILE_PATH}" && exit 5
58 exit 1;;
59
60 # PDF
61 pdf)
62 # Preview as text conversion
63 pdftotext -l 10 -nopgbrk -q -- "${FILE_PATH}" - | fmt -w ${PV_WIDTH} && exit 5
64 mutool draw -F txt -i -- "${FILE_PATH}" 1-10 | fmt -w ${PV_WIDTH} && exit 5
65 exiftool "${FILE_PATH}" && exit 5
66 exit 1;;
67
68 # BitTorrent
69 torrent)
70 transmission-show -- "${FILE_PATH}" && exit 5
71 exit 1;;
72
73 # OpenDocument
74 odt|ods|odp|sxw)
75 # Preview as text conversion
76 odt2txt "${FILE_PATH}" && exit 5
77 exit 1;;
78
79 # HTML
80 htm|html|xhtml)
81 # Preview as text conversion
82 w3m -dump "${FILE_PATH}" && exit 5
83 lynx -dump -- "${FILE_PATH}" && exit 5
84 elinks -dump "${FILE_PATH}" && exit 5
85 ;; # Continue with next handler on failure
86 esac
87}
88
89handle_image() {
90 local mimetype="${1}"
91 case "${mimetype}" in
92 # SVG
93 # image/svg+xml)
94 # convert "${FILE_PATH}" "${IMAGE_CACHE_PATH}" && exit 6
95 # exit 1;;
96
97 # Image
98 image/*)
99 local orientation
100 orientation="$( identify -format '%[EXIF:Orientation]\n' -- "${FILE_PATH}" )"
101 # If orientation data is present and the image actually
102 # needs rotating ("1" means no rotation)...
103 if [[ -n "$orientation" && "$orientation" != 1 ]]; then
104 # ...auto-rotate the image according to the EXIF data.
105 convert -- "${FILE_PATH}" -auto-orient "${IMAGE_CACHE_PATH}" && exit 6
106 fi
107
108 # `w3mimgdisplay` will be called for all images (unless overriden as above),
109 # but might fail for unsupported types.
110 exit 7;;
111
112 # Video
113 # video/*)
114 # # Thumbnail
115 # ffmpegthumbnailer -i "${FILE_PATH}" -o "${IMAGE_CACHE_PATH}" -s 0 && exit 6
116 # exit 1;;
117 # PDF
118 # application/pdf)
119 # pdftoppm -f 1 -l 1 \
120 # -scale-to-x 1920 \
121 # -scale-to-y -1 \
122 # -singlefile \
123 # -jpeg -tiffcompression jpeg \
124 # -- "${FILE_PATH}" "${IMAGE_CACHE_PATH%.*}" \
125 # && exit 6 || exit 1;;
126
127 # Preview archives using the first image inside.
128 # (Very useful for comic book collections for example.)
129 # application/zip|application/x-rar|application/x-7z-compressed|\
130 # application/x-xz|application/x-bzip2|application/x-gzip|application/x-tar)
131 # local fn=""; local fe=""
132 # local zip=""; local rar=""; local tar=""; local bsd=""
133 # case "${mimetype}" in
134 # application/zip) zip=1 ;;
135 # application/x-rar) rar=1 ;;
136 # application/x-7z-compressed) ;;
137 # *) tar=1 ;;
138 # esac
139 # { [ "$tar" ] && fn=$(tar --list --file "${FILE_PATH}"); } || \
140 # { fn=$(bsdtar --list --file "${FILE_PATH}") && bsd=1 && tar=""; } || \
141 # { [ "$rar" ] && fn=$(unrar lb -p- -- "${FILE_PATH}"); } || \
142 # { [ "$zip" ] && fn=$(zipinfo -1 -- "${FILE_PATH}"); } || return
143 #
144 # fn=$(echo "$fn" | python -c "import sys; import mimetypes as m; \
145 # [ print(l, end='') for l in sys.stdin if \
146 # (m.guess_type(l[:-1])[0] or '').startswith('image/') ]" |\
147 # sort -V | head -n 1)
148 # [ "$fn" = "" ] && return
149 # [ "$bsd" ] && fn=$(printf '%b' "$fn")
150 #
151 # [ "$tar" ] && tar --extract --to-stdout \
152 # --file "${FILE_PATH}" -- "$fn" > "${IMAGE_CACHE_PATH}" && exit 6
153 # fe=$(echo -n "$fn" | sed 's/[][*?\]/\\\0/g')
154 # [ "$bsd" ] && bsdtar --extract --to-stdout \
155 # --file "${FILE_PATH}" -- "$fe" > "${IMAGE_CACHE_PATH}" && exit 6
156 # [ "$bsd" ] || [ "$tar" ] && rm -- "${IMAGE_CACHE_PATH}"
157 # [ "$rar" ] && unrar p -p- -inul -- "${FILE_PATH}" "$fn" > \
158 # "${IMAGE_CACHE_PATH}" && exit 6
159 # [ "$zip" ] && unzip -pP "" -- "${FILE_PATH}" "$fe" > \
160 # "${IMAGE_CACHE_PATH}" && exit 6
161 # [ "$rar" ] || [ "$zip" ] && rm -- "${IMAGE_CACHE_PATH}"
162 # ;;
163 esac
164}
165
166handle_mime() {
167 local mimetype="${1}"
168 case "${mimetype}" in
169 # Text
170 text/* | */xml)
171 # Syntax highlight
172 if [[ "$( stat --printf='%s' -- "${FILE_PATH}" )" -gt "${HIGHLIGHT_SIZE_MAX}" ]]; then
173 exit 2
174 fi
175 if [[ "$( tput colors )" -ge 256 ]]; then
176 local pygmentize_format='terminal256'
177 local highlight_format='xterm256'
178 else
179 local pygmentize_format='terminal'
180 local highlight_format='ansi'
181 fi
182 highlight --replace-tabs="${HIGHLIGHT_TABWIDTH}" --out-format="${highlight_format}" \
183 --style="${HIGHLIGHT_STYLE}" --force -- "${FILE_PATH}" && exit 5
184 # pygmentize -f "${pygmentize_format}" -O "style=${PYGMENTIZE_STYLE}" -- "${FILE_PATH}" && exit 5
185 exit 2;;
186
187 # Image
188 image/*)
189 # Preview as text conversion
190 # img2txt --gamma=0.6 --width="${PV_WIDTH}" -- "${FILE_PATH}" && exit 4
191 exiftool "${FILE_PATH}" && exit 5
192 exit 1;;
193
194 # Video and audio
195 video/* | audio/*)
196 mediainfo "${FILE_PATH}" && exit 5
197 exiftool "${FILE_PATH}" && exit 5
198 exit 1;;
199 esac
200}
201
202handle_fallback() {
203 echo '----- File Type Classification -----' && file --dereference --brief -- "${FILE_PATH}" && exit 5
204 exit 1
205}
206
207
208MIMETYPE="$( file --dereference --brief --mime-type -- "${FILE_PATH}" )"
209if [[ "${PV_IMAGE_ENABLED}" == 'True' ]]; then
210 handle_image "${MIMETYPE}"
211fi
212handle_extension
213handle_mime "${MIMETYPE}"
214handle_fallback
215
216exit 1
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-01 16:24:53 +0000