update vv
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9d271de53e
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1 changed files with 36 additions and 19 deletions
55
scripts/vv
Executable file → Normal file
55
scripts/vv
Executable file → Normal file
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@ -2,11 +2,11 @@
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# vv: VT View
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# Version 1.9.3
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# B9 May 2023
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# Version 1.9.4
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# B9 November 2024
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# Use sixel graphics to show images inside a terminal (e.g., xterm).
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# Copyright (c) 2019..2023 hackerb9, under the terms of GNU GPL 3+.
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# Copyright (c) 2019..2024 hackerb9, under the terms of GNU GPL 3+.
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# Some nice features:
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# * Can display any image type. (Via ImageMagick).
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@ -257,6 +257,16 @@ prerequisites() {
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echo "Pages: $(identify "$1" | grep -c PDF)"
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}
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fi
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if command -v chrome >/dev/null; then
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dumpdom() { chrome --headless --dump-dom "$@"; }
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elif command -v chromium >/dev/null; then
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dumpdom() { chromium --headless --dump-dom "$@"; }
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else
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dumpdom() {
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notice "If yandex mistakes w3m for a bot, please install chrome to run headless javascript."
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curl "$@"
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}
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fi
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if [[ $BASH_VERSINFO -lt 5 ]]; then
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notice "Kludging read for Bash4"
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BASH4BUG="-e"
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@ -540,7 +550,7 @@ inittermkey() {
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# To be valid, we must enable terminal application mode key sequences.
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if tput smkx; then
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for k in $(infocmp -L1 | egrep 'key_|cursor_'); do
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for k in $(infocmp -L1 | grep -E 'key_|cursor_'); do
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a=""; x=""
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# Example "k: key_down=\EOB,"
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a=${k#*key_}
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@ -758,7 +768,6 @@ sidebyside() {
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-auto-orient \
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-geometry ">${half}x>$((height-fontheight))" \
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-label "$1" "$1" -label "$2" "$2" sixel:-
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viewmode=ss
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SHOULDREDRAW=yup
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}
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@ -821,7 +830,8 @@ reverseimagesearch() {
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yandeximagesearch() {
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# Reverse image search using yandex and w3m
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# Yandex is not the best but has a simple interface we can access
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# without javascript. (Unlike Tineye, Bing, and Google.)
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# (Unlike Tineye, Bing, and Google). Yandex does require
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# javascript, so we use 'chrome --dump-dom' to retrieve the html.
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local file="$1"
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local output resultPage deleteme="" # Local vars
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local scale=">1000x>1000" # Image size to scale to before searching.
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@ -838,7 +848,7 @@ yandeximagesearch() {
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url="https://yandex.com/images/search?rpt=imageview"
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url+="&format=json"
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url+='&request=%7B%22blocks%22%3A%5B%7B%22block%22%3A%22cbir-controller__upload%3Aajax%22%7D%5D%7D'
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cookie="yp=999999999999.sp.aflt%3A999999999999.szm.1; my=YywBAAA="
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cookie=""
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# Upload the image and save the output to search through.
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# Note: Curl's "@filename" splits filenames with commas & semicolons.
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@ -872,8 +882,11 @@ yandeximagesearch() {
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if [[ "$resultPage" ]]; then
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echo "Found $(unuriescape "$resultPage")" >&2
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w3m https://yandex.com$resultPage
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echo "Found yandex.com/$(unuriescape "$resultPage")" >&2
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dumpdom https://yandex.com$resultPage |
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sed 's|<head>|<base href="https://yandex.com/images"><head>|' > "$tmpdir/yandex.html"
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w3m "$tmpdir/yandex.html"
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rm "$tmpdir/yandex.html" 2>/dev/null
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else
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echo "Error parsing results from Yandex." >&2
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fi
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@ -1184,10 +1197,10 @@ fakefile() {
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showimage() {
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# Shows the file named in $1 using sixel.
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# Global variable $viewmode is either "full", which enlarges it to
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# the full size of the terminal window, or it is "fast", which
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# scales the image down, removes colors, and takes other shortcuts
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# for the fastest preview.
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# Global variable $viewmode is (usually) either "full", which
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# enlarges it to the full size of the terminal window, or it is
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# "fast", which scales the image down, removes colors, and takes
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# other shortcuts for the fastest preview.
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# Note that "full size" is not exactly the same as "full screen".
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# In a terminal emulator, the sixel graphics are just a window.
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@ -1319,7 +1332,8 @@ showimage() {
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esac
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tput el
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if [[ "$output" ]]; then
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echo -n "$output"
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local ST=$'\e\\\\' # String Terminator is Esc \.
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echo -n "$output" | sed "s/-${ST}/${ST}\n/g" # (sed kludge for bug in IM 6.9.12)
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SHOULDREDRAW="" # Reset redraw flag until SIGWINCH trips it
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else
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# Error. ImageMagick must have failed as $output is empty.
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@ -1447,10 +1461,11 @@ doit () {
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# Use read timeout to check several times a second for window resize.
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REPLY=
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while [[ -z $REPLY && -z $SHOULDREDRAW ]]; do
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read $BASH4BUG -s -n1 -t 0.25 < /dev/tty
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local e=$?
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if [[ $e -gt 0 ]]; then
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if read $BASH4BUG -s -n1 -t 0.25 < /dev/tty; then
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break
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else
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# Read command returned an error (usually timeout).
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local e=$?
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if [[ "$slideshow" ]]; then
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if doslideshow "$f"; then
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continue 3 # User hit q to quit vv
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@ -1814,12 +1829,14 @@ dotfordot() {
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### Show pieces
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local ST=$'\e\\\\' # String Terminator is Esc \.
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local IFS=$'\n'
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for f in $(ls -1v $tmpdir/*crop.ppm); do
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echo -en "$f\r"
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convert "$f" "$f.sixel"
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cat "$f.sixel"
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done
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cat "$f.sixel" | sed "s/-${ST}/${ST}\n/g" # (sed kludge for bug in IM 6.9.12)
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done
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### All done
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rm $tmpdir/*crop.*
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