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fixed scrolling text sometimes breaking after changing songs

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This commit is contained in:
elena 2017-08-29 14:28:31 +03:00
parent f992c28c3c
commit 29afe00d31
1 changed files with 23 additions and 17 deletions
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40
Scripts/youtube.sh
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@ -29,23 +29,30 @@ SEPERATOR_LENGTH="$(echo ${#SEPERATOR})"
i=1
while :
do
# For debugging purposes
# printf "|%02d|" $i
# Seach for youtube and pandora windows
YOUTUBE="$(wmctrl -l | grep -v "wmctrl" | grep -m 1 "YouTube")"
PANDORA="$(wmctrl -l | grep -v "wmctrl" | grep -m 1 "Pandora Radio")"
# Get input and create the full string that will be used
#INPUT="$(echo $YOUTUBE | awk -v skipstart=3 -v skipend=4 '{delim = ""; for (i=skipstart+1;i<=NF-skipend;i++) {printf delim "%s", $i; delim = OFS};}')"
INPUT="$(echo $YOUTUBE | awk -v skipstart=3 -v skipend=4 '{delim = ""; for (i=skipstart+1;i<=NF-skipend;i++) {printf delim "%s", $i; delim = OFS};}' | tr -dc '[:print:]')"
# Grab youtube window title
INPUT="$(echo $YOUTUBE | awk -v skipstart=3 -v skipend=4 '{delim = ""; for (i=skipstart+1;i<=NF-skipend;i++) {printf delim "%s", $i; delim = OFS};}')"
# If the song has changed, start from the beginning
if [[ "$INPUT" != "$OLD_INPUT" ]]; then
i=1
fi
# Save old input for the next check
OLD_INPUT="$(echo $INPUT)"
# Optional: remove multibyte characters
# (they dont show up properly while scrolling due to "cut -c" being identical to "cut -b")
INPUT="$(echo $INPUT | tr -dc '[:print:]')"
INPUT_LENGTH="$(echo ${#INPUT})"
# If the song has changed, start from the beginning (buggy if you use $INPUT with trimmed multibyte characters)
# if [[ "$INPUT" != "$OLD_INPUT" ]]; then
# i=1
# fi
# todo: if i > length, i=1
# If no youtube window is found (+pandora)
if [ ${#YOUTUBE} -eq "0" ]; then
if [ ${#PANDORA} -eq "0" ]; then
@ -62,9 +69,10 @@ do
FULLSTRING="$(echo $INPUT | sed "s/$/$SEPERATOR/" | sed "s/$/$LOOPTAIL/" )"
# This is to prevent the bug when song changes and current i is larger than current song length
if [ $i -gt "${#FULLSTRING}" ]; then
i=1
fi
# (Not needed anymore, this bug was fixed differently)
# if [ $i -gt "${#FULLSTRING}" ]; then
# i=1
# fi
echo -n " "
# Show only LIMIT characters, from i to i+LIMIT. Output scrolls due to incrementing i
@ -80,9 +88,7 @@ do
i=$(($i+1))
fi
OLD_INPUT="$(echo $INPUT)"
# for fat bars, I add this newline so the previous output is not visible
# For fat bars/panels, I add this newline so the previous output is not visible
echo ""
sleep 1