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Merge pull request #576 from j-lakeman/j-lakeman/issue543
add `bat` as fallback for HTML and JSON preview
2 parents 4b4b779 + 763ecd6 commit 1bd52c0

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‎config/preview_file.sh

+167-143
Original file line numberDiff line numberDiff line change
@@ -51,168 +51,192 @@ PREVIEW_HEIGHT=10
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5252
while [ "$#" -gt 0 ]; do
5353
case "$1" in
54-
"--path")
55-
shift
56-
FILE_PATH="$1"
57-
;;
58-
"--preview-width")
59-
shift
60-
PREVIEW_WIDTH="$1"
61-
;;
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"--preview-height")
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shift
64-
PREVIEW_HEIGHT="$1"
65-
;;
54+
"--path")
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shift
56+
FILE_PATH="$1"
57+
;;
58+
"--preview-width")
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shift
60+
PREVIEW_WIDTH="$1"
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;;
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"--preview-height")
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shift
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PREVIEW_HEIGHT="$1"
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;;
6666
esac
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shift
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done
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handle_extension() {
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case "${FILE_EXTENSION_LOWER}" in
72-
## Archive
73-
a|ace|alz|arc|arj|bz|bz2|cab|cpio|deb|gz|jar|lha|lz|lzh|lzma|lzo|\
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rpm|rz|t7z|tar|tbz|tbz2|tgz|tlz|txz|tZ|tzo|war|xpi|xz|Z|zip)
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atool --list -- "${FILE_PATH}" && exit 0
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bsdtar --list --file "${FILE_PATH}" && exit 0
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exit 1 ;;
78-
rar)
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## Avoid password prompt by providing empty password
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unrar lt -p- -- "${FILE_PATH}" && exit 0
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exit 1 ;;
82-
7z)
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## Avoid password prompt by providing empty password
84-
7z l -p -- "${FILE_PATH}" && exit 0
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exit 1 ;;
86-
87-
## PDF
88-
pdf)
89-
## Preview as text conversion
90-
pdftotext -l 10 -nopgbrk -q -- "${FILE_PATH}" - | \
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fmt -w "${PREVIEW_WIDTH}" && exit 0
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mutool draw -F txt -i -- "${FILE_PATH}" 1-10 | \
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fmt -w "${PREVIEW_WIDTH}" && exit 0
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exiftool "${FILE_PATH}" && exit 0
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exit 1 ;;
96-
97-
## BitTorrent
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torrent)
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transmission-show -- "${FILE_PATH}" && exit 0
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exit 1 ;;
101-
102-
## OpenDocument
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odt|sxw)
104-
## Preview as text conversion
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odt2txt "${FILE_PATH}" && exit 0
106-
## Preview as markdown conversion
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pandoc -s -t markdown -- "${FILE_PATH}" && exit 0
108-
exit 1 ;;
109-
ods|odp)
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## Preview as text conversion (unsupported by pandoc for markdown)
111-
odt2txt "${FILE_PATH}" && exit 0
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exit 1 ;;
113-
114-
## XLSX
115-
xlsx)
116-
## Preview as csv conversion
117-
## Uses: https://github.com/dilshod/xlsx2csv
118-
xlsx2csv -- "${FILE_PATH}" && exit 0
119-
exit 1 ;;
120-
121-
## HTML
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htm|html|xhtml)
123-
## Preview as text conversion
124-
w3m -dump "${FILE_PATH}" && exit 0
125-
lynx -dump -- "${FILE_PATH}" && exit 0
126-
elinks -dump "${FILE_PATH}" && exit 0
127-
pandoc -s -t markdown -- "${FILE_PATH}" && exit 0
128-
;;
129-
130-
## JSON
131-
json|ipynb)
132-
jq --color-output . "${FILE_PATH}" && exit 0
133-
python -m json.tool -- "${FILE_PATH}" && exit 0
134-
;;
135-
136-
## Direct Stream Digital/Transfer (DSDIFF) and wavpack aren't detected
137-
## by file(1).
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dff|dsf|wv|wvc)
139-
mediainfo "${FILE_PATH}" && exit 0
140-
exiftool "${FILE_PATH}" && exit 0
141-
;; # Continue with next handler on failure
72+
## Archive
73+
a | ace | alz | arc | arj | bz | bz2 | cab | cpio | deb | gz | jar | lha | lz | lzh | lzma | lzo | \
74+
rpm | rz | t7z | tar | tbz | tbz2 | tgz | tlz | txz | tZ | tzo | war | xpi | xz | Z | zip)
75+
atool --list -- "${FILE_PATH}" && exit 0
76+
bsdtar --list --file "${FILE_PATH}" && exit 0
77+
exit 1
78+
;;
79+
rar)
80+
## Avoid password prompt by providing empty password
81+
unrar lt -p- -- "${FILE_PATH}" && exit 0
82+
exit 1
83+
;;
84+
7z)
85+
## Avoid password prompt by providing empty password
86+
7z l -p -- "${FILE_PATH}" && exit 0
87+
exit 1
88+
;;
89+
90+
## PDF
91+
pdf)
92+
## Preview as text conversion
93+
pdftotext -l 10 -nopgbrk -q -- "${FILE_PATH}" - |
94+
fmt -w "${PREVIEW_WIDTH}" && exit 0
95+
mutool draw -F txt -i -- "${FILE_PATH}" 1-10 |
96+
fmt -w "${PREVIEW_WIDTH}" && exit 0
97+
exiftool "${FILE_PATH}" && exit 0
98+
exit 1
99+
;;
100+
101+
## BitTorrent
102+
torrent)
103+
transmission-show -- "${FILE_PATH}" && exit 0
104+
exit 1
105+
;;
106+
107+
## OpenDocument
108+
odt | sxw)
109+
## Preview as text conversion
110+
odt2txt "${FILE_PATH}" && exit 0
111+
## Preview as markdown conversion
112+
pandoc -s -t markdown -- "${FILE_PATH}" && exit 0
113+
exit 1
114+
;;
115+
ods | odp)
116+
## Preview as text conversion (unsupported by pandoc for markdown)
117+
odt2txt "${FILE_PATH}" && exit 0
118+
exit 1
119+
;;
120+
121+
## XLSX
122+
xlsx)
123+
## Preview as csv conversion
124+
## Uses: https://github.com/dilshod/xlsx2csv
125+
xlsx2csv -- "${FILE_PATH}" && exit 0
126+
exit 1
127+
;;
128+
129+
## HTML
130+
htm | html | xhtml)
131+
## Preview as text conversion
132+
w3m -dump "${FILE_PATH}" && exit 0
133+
lynx -dump -- "${FILE_PATH}" && exit 0
134+
elinks -dump "${FILE_PATH}" && exit 0
135+
pandoc -s -t markdown -- "${FILE_PATH}" && exit 0
136+
bat --color=always --paging=never \
137+
--style=plain \
138+
--terminal-width="${PREVIEW_WIDTH}" \
139+
"${FILE_PATH}" && exit 0
140+
;;
141+
142+
## JSON
143+
json | ipynb)
144+
jq --color-output . "${FILE_PATH}" && exit 0
145+
python -m json.tool -- "${FILE_PATH}" && exit 0
146+
bat --color=always --paging=never \
147+
--style=plain \
148+
--terminal-width="${PREVIEW_WIDTH}" \
149+
"${FILE_PATH}" && exit 0
150+
;;
151+
152+
## Direct Stream Digital/Transfer (DSDIFF) and wavpack aren't detected
153+
## by file(1).
154+
dff | dsf | wv | wvc)
155+
mediainfo "${FILE_PATH}" && exit 0
156+
exiftool "${FILE_PATH}" && exit 0
157+
;; # Continue with next handler on failure
142158
esac
143159
}
144160

145161
handle_mime() {
146162
local mimetype="${1}"
147163

148164
case "${mimetype}" in
149-
## RTF and DOC
150-
text/rtf|*msword)
151-
## Preview as text conversion
152-
## note: catdoc does not always work for .doc files
153-
## catdoc: http://www.wagner.pp.ru/~vitus/software/catdoc/
154-
catdoc -- "${FILE_PATH}" && exit 0
155-
exit 1 ;;
156-
157-
## DOCX, ePub, FB2 (using markdown)
158-
## You might want to remove "|epub" and/or "|fb2" below if you have
159-
## uncommented other methods to preview those formats
160-
*wordprocessingml.document|*/epub+zip|*/x-fictionbook+xml)
161-
## Preview as markdown conversion
162-
pandoc -s -t markdown -- "${FILE_PATH}" | bat -l markdown \
163-
--color=always --paging=never \
164-
--style=plain \
165-
--terminal-width="${PREVIEW_WIDTH}" && exit 0
166-
exit 1 ;;
167-
168-
## E-mails
169-
message/rfc822)
170-
## Parsing performed by mu: https://github.com/djcb/mu
171-
mu view -- "${FILE_PATH}" && exit 0
172-
exit 1 ;;
173-
174-
## XLS
175-
*ms-excel)
176-
## Preview as csv conversion
177-
## xls2csv comes with catdoc:
178-
## http://www.wagner.pp.ru/~vitus/software/catdoc/
179-
xls2csv -- "${FILE_PATH}" && exit 0
180-
exit 1 ;;
181-
182-
## Text
183-
text/* | */xml)
184-
bat --color=always --paging=never \
185-
--style=plain \
186-
--terminal-width="${PREVIEW_WIDTH}" \
187-
"${FILE_PATH}" && exit 0
188-
cat "${FILE_PATH}" && exit 0
189-
exit 1 ;;
190-
191-
## DjVu
192-
image/vnd.djvu)
193-
## Preview as text conversion (requires djvulibre)
194-
djvutxt "${FILE_PATH}" | fmt -w "${PREVIEW_WIDTH}" && exit 0
195-
exiftool "${FILE_PATH}" && exit 0
196-
exit 1 ;;
197-
198-
## Image
199-
image/*)
200-
## Preview as text conversion
201-
exiftool "${FILE_PATH}" && exit 0
202-
exit 1 ;;
203-
204-
## Video and audio
205-
video/* | audio/*)
206-
mediainfo "${FILE_PATH}" && exit 0
207-
exiftool "${FILE_PATH}" && exit 0
208-
exit 1 ;;
165+
## RTF and DOC
166+
text/rtf | *msword)
167+
## Preview as text conversion
168+
## note: catdoc does not always work for .doc files
169+
## catdoc: http://www.wagner.pp.ru/~vitus/software/catdoc/
170+
catdoc -- "${FILE_PATH}" && exit 0
171+
exit 1
172+
;;
173+
174+
## DOCX, ePub, FB2 (using markdown)
175+
## You might want to remove "|epub" and/or "|fb2" below if you have
176+
## uncommented other methods to preview those formats
177+
*wordprocessingml.document | */epub+zip | */x-fictionbook+xml)
178+
## Preview as markdown conversion
179+
pandoc -s -t markdown -- "${FILE_PATH}" | bat -l markdown \
180+
--color=always --paging=never \
181+
--style=plain \
182+
--terminal-width="${PREVIEW_WIDTH}" && exit 0
183+
exit 1
184+
;;
185+
186+
## E-mails
187+
message/rfc822)
188+
## Parsing performed by mu: https://github.com/djcb/mu
189+
mu view -- "${FILE_PATH}" && exit 0
190+
exit 1
191+
;;
192+
193+
## XLS
194+
*ms-excel)
195+
## Preview as csv conversion
196+
## xls2csv comes with catdoc:
197+
## http://www.wagner.pp.ru/~vitus/software/catdoc/
198+
xls2csv -- "${FILE_PATH}" && exit 0
199+
exit 1
200+
;;
201+
202+
## Text
203+
text/* | */xml)
204+
bat --color=always --paging=never \
205+
--style=plain \
206+
--terminal-width="${PREVIEW_WIDTH}" \
207+
"${FILE_PATH}" && exit 0
208+
cat "${FILE_PATH}" && exit 0
209+
exit 1
210+
;;
211+
212+
## DjVu
213+
image/vnd.djvu)
214+
## Preview as text conversion (requires djvulibre)
215+
djvutxt "${FILE_PATH}" | fmt -w "${PREVIEW_WIDTH}" && exit 0
216+
exiftool "${FILE_PATH}" && exit 0
217+
exit 1
218+
;;
219+
220+
## Image
221+
image/*)
222+
## Preview as text conversion
223+
exiftool "${FILE_PATH}" && exit 0
224+
exit 1
225+
;;
226+
227+
## Video and audio
228+
video/* | audio/*)
229+
mediainfo "${FILE_PATH}" && exit 0
230+
exiftool "${FILE_PATH}" && exit 0
231+
exit 1
232+
;;
209233
esac
210234
}
211235

212236
FILE_EXTENSION="${FILE_PATH##*.}"
213237
FILE_EXTENSION_LOWER="$(printf "%s" "${FILE_EXTENSION}" | tr '[:upper:]' '[:lower:]')"
214238
handle_extension
215-
MIMETYPE="$( file --dereference --brief --mime-type -- "${FILE_PATH}" )"
239+
MIMETYPE="$(file --dereference --brief --mime-type -- "${FILE_PATH}")"
216240
handle_mime "${MIMETYPE}"
217241

218242
exit 1

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