jab2870
/
Dotfiles
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Add freeEbook and imgcat

Browse Source
Jonathan Hodgson 7 years ago
parent 51d05f7f27
commit cc93470ef8
2 changed files with 290 additions and 96 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Unified View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 8
      bin/freeEbook
  2. 366
      bin/imgcat

8
bin/freeEbook
Unescape View File

@ -0,0 +1,8 @@
#!/usr/bin/bash
markup=$(curl https://www.packtpub.com/packt/offers/free-learning 2> /dev/null | sed 's/"\/\//"https:\/\//g')
#img=$(echo "$markup" | sed -n "/dotd-main-book-image/,$ p" | head | sed -n "/<img/ p")
#img=$(echo "$markup" | sed -n "/dotd-main-book-image/,$ p" | head | sed -n "/<img/ p" | sed -nr "s/.*<img.*?src=[\"|'](.*?)[\"|'].*/\3/p")
img=$(echo "$markup" | sed -n "/dotd-main-book-image/,$ p" | head | sed -n "/<img/ p" | sed -nr 's/.*?<img src="([^"]*)".*img.*/\1/p')
curl "$img" > /tmp/freeBook 2> /dev/null
imgcat /tmp/freeBook
rm /tmp/freeBook

366
bin/imgcat
Unescape View File

@ -1,103 +1,289 @@
#!/bin/bash #!/bin/bash
VERSION="1.2" # Version number of wiw
# tmux requires unrecognized OSC sequences to be wrapped with DCS tmux; W3MIMGDISPLAY="/usr/lib/w3m/w3mimgdisplay" # Were w3mimgdisplay is located
# <sequence> ST, and for all ESCs in <sequence> to be replaced with ESC ESC. It DEL="-" # The default delimiter between items
# only accepts ESC backslash for ST. DFW="7" # Default font width
function print_osc() { DFH="16" # Default font height
if [[ $TERM == screen* ]] ; then
printf "\033Ptmux;\033\033]" CLEAR="0" # If this is set to 1 it clears the teminal before printing the image
else FIT="1" # If this is set to 1 then wiw will limit the size of the image
printf "\033]" ECHO="0" # If this is set to 1 then wiw will output the command that should be piped into w3mimgdisplay, instead of printing the image
fi CENTER="0" # If this is set to 1 then wiw will center the image between x,y and mw,mh
}
# More of the tmux workaround described above.
function print_st() {
if [[ $TERM == screen* ]] ; then
printf "\a\033\\"
else
printf "\a"
fi
}
# print_image filename inline base64contents
# filename: Filename to convey to client
# inline: 0 or 1
# base64contents: Base64-encoded contents
function print_image() {
print_osc
printf '1337;File='
if [[ -n "$1" ]]; then
printf 'name='`echo -n "$1" | base64`";"
fi
if $(base64 --version 2>&1 | grep GNU > /dev/null)
then
BASE64ARG=-d
else
BASE64ARG=-D
fi
echo -n "$3" | base64 $BASE64ARG | wc -c | awk '{printf "size=%d",$1}'
printf ";inline=$2"
printf ";width=50"
printf ":"
echo -n "$3"
print_st
printf '\n'
}
function error() {
echo "ERROR: $*" 1>&2
}
function show_help() {
echo "Usage: imgcat filename ..." 1>& 2
echo " or: cat filename | imgcat" 1>& 2
}
## Main
if [ -t 0 ]; then
has_stdin=f
else
has_stdin=t
fi
# Show help if no arguments and no stdin. # Print help
if [ $has_stdin = f -a $# -eq 0 ]; then if [[ "$1" == "-h" ]] || [[ "$1" == "--help" ]]; then
show_help echo "wiw: w3mimg Wrapper Version: $VERSION"
echo "USAGE"
echo " wiw [-h --help] Display this"
echo " wiw --size IMAGE Print the width and height of the image, returned as 'WIDTH HEIGHT'"
echo " wiw [ARGS] IMAGE Display an image on the terminal"
echo " wiw --echo [ARGS] IMAGE Print out the command to produce the desired image"
echo " wiw --direct CMD Pass a command directly into w3mimgdisplay"
echo "ARGS"
echo " --clear Clear the terminal before printing the image"
echo " --no-fit Don't force the image to fit the terminal"
echo " --center Tells wiw to center the image in the given space"
echo " -f width${DEL}height Set the width and height of the font, used to determine max term size and items specified in U"
echo " (default width = ${DFW}, default height = ${DFH})"
echo " -g x${DEL}y${DEL}width${DEL}height Set the x, y, width, and height of the image"
echo " (default x = 0, default y = 0, default w = term width, default h = term height)"
echo " You can specify these as a #U (were # is any number) to use the unit of the font"
echo " width and height can be set to R, this will preserve image ratio"
echo " -s x${DEL}y${DEL}width${DEL}height Set the x, y, width, and height of the source image"
echo " (default x = 0, default y = 0, default w = image width, default h = image height)"
echo " You can specify these as a #U (were # is any number) to use the unit of the font"
echo " This command is a bit weird, I would reccomend not using it unless really needed"
echo " -m width${DEL}height Set the max width and height the image can consume"
echo " (default w = full term width, default h = full term height)"
echo " You can specify these as a #U (were # is any number) to use the unit of the font"
echo " You can specify these as a #N (were # is any number) to subtract from the max term size"
echo " -c width${DEL}height Set the cursor position for after the image is printed"
echo " (default x = 0, default y = line after image)"
echo " x and y can be set to LAST, to be placed at the last element"
echo " -d delimiter Set the delimiter between items in the -f, -g, and -s args (MUST BE A SINGLE CHARACTER)"
echo " (default delimiter = '${DEL}')"
exit
# Print the size of the image
elif [[ "$1" == "--size" ]]; then
echo -e "5;$2" | $W3MIMGDISPLAY
exit
# Pass a command directly into w3mimgdisplay
elif [[ "$1" == "--direct" ]]; then
echo -e "$2" | $W3MIMGDISPLAY
exit exit
fi fi
# Look for command line flags.
while [ $# -gt 0 ]; do
case "$1" in # Cycle through args
-h|--h|--help) while [ $# != 1 ]; do
show_help if [[ "$1" == "--clear" ]]; then
exit CLEAR="1"
;; elif [[ "$1" == "--no-fit" ]]; then
-*) FIT="0"
error "Unknown option flag: $1" elif [[ "$1" == "--echo" ]]; then
show_help ECHO="1"
exit 1 elif [[ "$1" == "--center" ]]; then
;; CENTER="1"
*) elif [[ "$1" == "-f" ]]; then
if [ -r "$1" ] ; then FW=`echo "$2" | cut -d "$DEL" -f1`
print_image "$1" 1 "$(base64 < "$1")" FH=`echo "$2" | cut -d "$DEL" -f2`
else shift
error "imgcat: $1: No such file or directory" elif [[ "$1" == "-g" ]]; then
exit 2 X=`echo "$2" | cut -d "$DEL" -f1`
Y=`echo "$2" | cut -d "$DEL" -f2`
W=`echo "$2" | cut -d "$DEL" -f3`
H=`echo "$2" | cut -d "$DEL" -f4`
shift
elif [[ "$1" == "-s" ]]; then
SX=`echo "$2" | cut -d "$DEL" -f1`
SY=`echo "$2" | cut -d "$DEL" -f2`
SW=`echo "$2" | cut -d "$DEL" -f3`
SH=`echo "$2" | cut -d "$DEL" -f4`
shift
elif [[ "$1" == "-c" ]]; then
CX=`echo "$2" | cut -d "$DEL" -f1`
CY=`echo "$2" | cut -d "$DEL" -f2`
shift
elif [[ "$1" == "-m" ]]; then
MW=`echo "$2" | cut -d "$DEL" -f1`
MH=`echo "$2" | cut -d "$DEL" -f2`
shift
elif [[ "$1" == "-d" ]]; then
DEL="$2"
shift
fi fi
;;
esac
shift shift
done done
# Read and print stdin # Set the file to the only remaining param
if [ $has_stdin = t ]; then FN="$1"
print_image "" 1 "$(cat | base64)" shift
# Test to make sure that the file exists
test -e "$FN" || exit
### SET DEFAULTS IF THEY WERE NOT SET BY ARGS
# If an font width or height was not set then use the default
if [[ "$FW" == "" ]]; then
FW="$DFW"
fi
if [[ "$FH" == "" ]]; then
FH="$DFH"
fi
# If an X or Y was not set then set them to 0
if [[ "$X" == "" ]]; then
X="0";
fi
if [[ "$Y" == "" ]]; then
Y="0";
fi
# If an x or y is in U
if [[ "$X" == *"U" ]]; then
X=`echo "$X" | cut -d "U" -f1`
X=$(($X * $FW))
fi
if [[ "$Y" == *"U" ]]; then
Y=`echo "$Y" | cut -d "U" -f1`
Y=$(($Y * $FH))
fi
# Full image width and height
read IW IH <<< `echo -e "5;$FN" | $W3MIMGDISPLAY`
# If no width or height were specified use the temp
if [[ "$W" == "" ]]; then
W="$IW";
fi
if [[ "$H" == "" ]]; then
H="$IH";
fi
# If a width or height is in U
if [[ "$W" == *"U" ]]; then
W=`echo "$W" | cut -d "U" -f1`
W=$(($W * $FW))
fi
if [[ "$H" == *"U" ]]; then
H=`echo "$H" | cut -d "U" -f1`
H=$(($H * $FH))
fi
# If no sx or sy were set then set them to 0
if [[ "$SX" == "" ]]; then
SX="0";
fi
if [[ "$SY" == "" ]]; then
SY="0";
fi
# If an sx or sy is in U
if [[ "$SX" == *"U" ]]; then
SX=`echo "$SX" | cut -d "U" -f1`
SX=$(($SX * $FW))
fi
if [[ "$SY" == *"U" ]]; then
SY=`echo "$SY" | cut -d "U" -f1`
SY=$(($SY * $FH))
fi
# If no s width or s height were specified use the temp
if [[ "$SW" == "" ]]; then
SW="$IW";
fi
if [[ "$SH" == "" ]]; then
SH="$IH";
fi
# If a width or height is in U
if [[ "$SW" == *"U" ]]; then
SW=`echo "$SW" | cut -d "U" -f1`
SW=$(($SW * $FW))
fi
if [[ "$SH" == *"U" ]]; then
SH=`echo "$SH" | cut -d "U" -f1`
SH=$(($SH * $FH))
fi
# Get column and line count
COL=`tput cols`
LIN=`tput lines`
# TEMPORARY VARIABLES FOR THE ABILITY TO USE BOTH U AND N
TMW="$MW"
TMH="$MH"
# If no max width or height were set then use the default
if [[ "$TMW" == "" ]]; then
MW=$((($FW * $COL) - $X + $SX))
fi
if [[ "$TMH" == "" ]]; then
MH=$((($FH * $(($LIN - 2)) - $Y + $SY))) # substract lines for prompt
fi
# If a width or height is in U
if [[ "$TMW" == *"U"* ]]; then
MW=`echo "$MW" | cut -d "U" -f1 | cut -d "N" -f1`
MW=$(($MW * $FW))
fi
if [[ "$TMH" == *"U"* ]]; then
MH=`echo "$MH" | cut -d "U" -f1 | cut -d "N" -f1`
MH=$(($MH * $FH))
fi
# If a width or height is in U
if [[ "$TMW" == *"N"* ]]; then
MW=`echo "$MW" | cut -d "U" -f1 | cut -d "N" -f1`
MW=$((($FW * $COL) - $X + $SX - $MW))
fi
if [[ "$TMH" == *"N"* ]]; then
MH=`echo "$MH" | cut -d "U" -f1 | cut -d "N" -f1`
MH=$((($FH * $(($LIN - 2)) - $Y + $SY - $MH)))
fi
### DONE SETTING DEFAULTS
if [[ "$W" == "R" ]] && [[ "$H" == "R" ]]; then
W="$IW";
H="$IH";
elif [[ "$W" == "R" ]]; then
W=$(($IW * $H))
W=`printf "%.0f" $(echo "scale=2;$W/$IH" | bc)`
elif [[ "$H" == "R" ]]; then
H=$(($IH * $W))
H=`printf "%.0f" $(echo "scale=2;$H/$IW" | bc)`
fi
# If --no-fit was not run then limit size
if [[ "$FIT" == "1" ]]; then
if test $W -gt $MW; then
H=$(($H * $MW / $W))
W=$MW
fi
if test $H -gt $MH; then
W=$(($W * $MH / $H))
H=$MH
fi
fi fi
echo # If --center was run
echo if [[ "$CENTER" == "1" ]]; then
X=$((($MW - $W) / 2))
Y=$((($MH - $H) / 2))
fi
exit 0 # Format the command
WC="0;1;$X;$Y;$W;$H;$SX;$SY;$SW;$SH;$FN\n4;\n3;"
# If no cx or cy was set then use the defaults
if [[ "$CX" == "" ]]; then
CX="0";
fi
if [[ "$CY" == "" ]]; then
CY=$(($H + $Y - $SY))
CY=`printf "%.0f" $(echo "scale=2;$CY/$FH" | bc)`
fi
# If cx or cy was set to LAST
if [[ "$CX" == "LAST" ]]; then
CX="$COL";
fi
if [[ "$CY" == "LAST" ]]; then
CY="$LIN"
fi
# If --echo was run
if [[ "$ECHO" == "1" ]]; then
echo -e "$WC"
else
# If --clear was run
if [[ "$CLEAR" == "1" ]]; then
clear
fi
tput cup $CY $CX
echo -e "$WC" | $W3MIMGDISPLAY
fi

Write Preview
Loading…
Cancel
Save