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			528 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			528 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			Bash
		
	
	
		
			Executable File
		
	
	
	
	
| #!/bin/sh
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| #set -x
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| # Convert ANSI (terminal) colours and attributes to HTML
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| 
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| # Licence: LGPLv2
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| # Author:
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| #    http://www.pixelbeat.org/docs/terminal_colours/
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| # Examples:
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| #    ls -l --color=always | ansi2html.sh > ls.html
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| #    git show --color | ansi2html.sh > last_change.html
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| #    Generally one can use the `script` util to capture full terminal output.
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| # Changes:
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| #    V0.1, 24 Apr 2008, Initial release
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| #    V0.2, 01 Jan 2009, Phil Harnish <philharnish@gmail.com>
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| #                         Support `git diff --color` output by
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| #                         matching ANSI codes that specify only
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| #                         bold or background colour.
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| #                       P@draigBrady.com
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| #                         Support `ls --color` output by stripping
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| #                         redundant leading 0s from ANSI codes.
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| #                         Support `grep --color=always` by stripping
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| #                         unhandled ANSI codes (specifically ^[[K).
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| #    V0.3, 20 Mar 2009, http://eexpress.blog.ubuntu.org.cn/
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| #                         Remove cat -v usage which mangled non ascii input.
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| #                         Cleanup regular expressions used.
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| #                         Support other attributes like reverse, ...
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| #                       P@draigBrady.com
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| #                         Correctly nest <span> tags (even across lines).
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| #                         Add a command line option to use a dark background.
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| #                         Strip more terminal control codes.
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| #    V0.4, 17 Sep 2009, P@draigBrady.com
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| #                         Handle codes with combined attributes and color.
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| #                         Handle isolated <bold> attributes with css.
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| #                         Strip more terminal control codes.
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| #    V0.26, 16 Nov 2019
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| #      http://github.com/pixelb/scripts/commits/master/scripts/ansi2html.sh
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| 
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| gawk --version >/dev/null || exit 1
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| 
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| if [ "$1" = "--version" ]; then
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|     printf '0.26\n' && exit
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| fi
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| 
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| usage()
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| {
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| printf '%s\n' \
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| 'This utility converts ANSI codes in data passed to stdin
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| It has 4 optional parameters:
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| --bg=dark --palette=linux|solarized|tango|xterm --css-only|--body-only
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| E.g.: ls -l --color=always | ansi2html.sh --bg=dark > ls.html' >&2
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|     exit
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| }
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| 
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| if [ "$1" = "--help" ]; then
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|     usage
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| fi
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| 
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| processArg()
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| {
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|     [ "$1" = "--bg=dark" ] && { dark_bg=yes; return; }
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|     [ "$1" = "--css-only" ] && { css_only=yes; return; }
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|     [ "$1" = "--body-only" ] && { body_only=yes; return; }
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|     if [ "$1" = "--palette=solarized" ]; then
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|        # See http://ethanschoonover.com/solarized
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|        P0=073642;  P1=D30102;  P2=859900;  P3=B58900;
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|        P4=268BD2;  P5=D33682;  P6=2AA198;  P7=EEE8D5;
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|        P8=002B36;  P9=CB4B16; P10=586E75; P11=657B83;
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|       P12=839496; P13=6C71C4; P14=93A1A1; P15=FDF6E3;
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|       return;
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|     elif [ "$1" = "--palette=solarized-xterm" ]; then
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|        # Above mapped onto the xterm 256 color palette
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|        P0=262626;  P1=AF0000;  P2=5F8700;  P3=AF8700;
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|        P4=0087FF;  P5=AF005F;  P6=00AFAF;  P7=E4E4E4;
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|        P8=1C1C1C;  P9=D75F00; P10=585858; P11=626262;
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|       P12=808080; P13=5F5FAF; P14=8A8A8A; P15=FFFFD7;
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|       return;
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|     elif [ "$1" = "--palette=tango" ]; then
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|        # Gnome default
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|        P0=000000;  P1=CC0000;  P2=4E9A06;  P3=C4A000;
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|        P4=3465A4;  P5=75507B;  P6=06989A;  P7=D3D7CF;
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|        P8=555753;  P9=EF2929; P10=8AE234; P11=FCE94F;
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|       P12=729FCF; P13=AD7FA8; P14=34E2E2; P15=EEEEEC;
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|       return;
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|     elif [ "$1" = "--palette=xterm" ]; then
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|        P0=000000;  P1=CD0000;  P2=00CD00;  P3=CDCD00;
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|        P4=0000EE;  P5=CD00CD;  P6=00CDCD;  P7=E5E5E5;
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|        P8=7F7F7F;  P9=FF0000; P10=00FF00; P11=FFFF00;
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|       P12=5C5CFF; P13=FF00FF; P14=00FFFF; P15=FFFFFF;
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|       return;
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|     else # linux console
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|        P0=000000;  P1=AA0000;  P2=00AA00;  P3=AA5500;
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|        P4=0000AA;  P5=AA00AA;  P6=00AAAA;  P7=AAAAAA;
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|        P8=555555;  P9=FF5555; P10=55FF55; P11=FFFF55;
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|       P12=5555FF; P13=FF55FF; P14=55FFFF; P15=FFFFFF;
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|       [ "$1" = "--palette=linux" ] && return;
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|     fi
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| }
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| 
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| processArg #defaults
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| for var in "$@"; do processArg $var; done
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| [ "$css_only" ] && [ "$body_only" ] && usage
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| 
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| # Mac OSX's GNU sed is installed as gsed
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| # use e.g. homebrew 'gnu-sed' to get it
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| if ! sed --version >/dev/null 2>&1; then
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|   if gsed --version >/dev/null 2>&1; then
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|     alias sed=gsed
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|   else
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|     echo "Error, can't find an acceptable GNU sed." >&2
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|     exit 1
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|   fi
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| fi
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| 
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| [ "$css_only" ] || [ "$body_only" ] || printf '%s' "<html>
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| <head>
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| <meta http-equiv=\"Content-Type\" content=\"text/html; charset=utf-8\"/>
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| <style type=\"text/css\">
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| pre { white-space: pre-wrap; }
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| "
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| [ "$body_only" ] || printf ".ef0,.f0 { color: #$P0; } .eb0,.b0 { background-color: #$P0; }
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| .ef1,.f1 { color: #$P1; } .eb1,.b1 { background-color: #$P1; }
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| .ef2,.f2 { color: #$P2; } .eb2,.b2 { background-color: #$P2; }
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| .ef3,.f3 { color: #$P3; } .eb3,.b3 { background-color: #$P3; }
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| .ef4,.f4 { color: #$P4; } .eb4,.b4 { background-color: #$P4; }
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| .ef5,.f5 { color: #$P5; } .eb5,.b5 { background-color: #$P5; }
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| .ef6,.f6 { color: #$P6; } .eb6,.b6 { background-color: #$P6; }
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| .ef7,.f7 { color: #$P7; } .eb7,.b7 { background-color: #$P7; }
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| .ef8, .f0 > .bold,.bold > .f0 { color: #$P8; font-weight: normal; }
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| .ef9, .f1 > .bold,.bold > .f1 { color: #$P9; font-weight: normal; }
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| .ef10,.f2 > .bold,.bold > .f2 { color: #$P10; font-weight: normal; }
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| .ef11,.f3 > .bold,.bold > .f3 { color: #$P11; font-weight: normal; }
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| .ef12,.f4 > .bold,.bold > .f4 { color: #$P12; font-weight: normal; }
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| .ef13,.f5 > .bold,.bold > .f5 { color: #$P13; font-weight: normal; }
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| .ef14,.f6 > .bold,.bold > .f6 { color: #$P14; font-weight: normal; }
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| .ef15,.f7 > .bold,.bold > .f7 { color: #$P15; font-weight: normal; }
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| .eb8  { background-color: #$P8; }
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| .eb9  { background-color: #$P9; }
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| .eb10 { background-color: #$P10; }
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| .eb11 { background-color: #$P11; }
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| .eb12 { background-color: #$P12; }
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| .eb13 { background-color: #$P13; }
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| .eb14 { background-color: #$P14; }
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| .eb15 { background-color: #$P15; }
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| "
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| # The default xterm 256 colour palette
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| for red in 0 1 2 3 4 5 ; do
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|   for green in 0 1 2 3 4 5 ; do
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|     for blue in 0 1 2 3 4 5 ; do
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|       c=$((16 + ($red * 36) + ($green * 6) + $blue))
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|       r=$((($red * 40 + 55) * ($red > 0)))
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|       g=$((($green * 40 + 55) * ($green > 0)))
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|       b=$((($blue * 40 + 55) * ($blue > 0)))
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|       [ "$body_only" ] || printf ".ef%d { color: #%2.2x%2.2x%2.2x; } " $c $r $g $b
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|       [ "$body_only" ] || printf ".eb%d { background-color: #%2.2x%2.2x%2.2x; }\n" $c $r $g $b
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|     done
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|   done
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| done
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| for gray in $(seq 0 23); do
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|   c=$(($gray+232))
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|   l=$(($gray*10 + 8))
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|   [ "$body_only" ] || printf ".ef%d { color: #%2.2x%2.2x%2.2x; } " $c $l $l $l
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|   [ "$body_only" ] || printf ".eb%d { background-color: #%2.2x%2.2x%2.2x; }\n" $c $l $l $l
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| done
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| 
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| [ "$body_only" ] || printf '%s' '
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| .f9 { color: '`[ "$dark_bg" ] && printf "#$P7;" || printf "#$P0;"`' }
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| .b9 { background-color: #'`[ "$dark_bg" ] && printf $P0 || printf $P15`'; }
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| .f9 > .bold,.bold > .f9, body.f9 > pre > .bold {
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|   /* Bold is heavy black on white, or bright white
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|      depending on the default background */
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|   color: '`[ "$dark_bg" ] && printf "#$P15;" || printf "#$P0;"`'
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|   font-weight: '`[ "$dark_bg" ] && printf 'normal;' || printf 'bold;'`'
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| }
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| .reverse {
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|   /* CSS does not support swapping fg and bg colours unfortunately,
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|      so just hardcode something that will look OK on all backgrounds. */
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|   '"color: #$P0; background-color: #$P7;"'
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| }
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| .underline { text-decoration: underline; }
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| .line-through { text-decoration: line-through; }
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| .blink { text-decoration: blink; }
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| 
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| /* Avoid pixels between adjacent span elements.
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|    Note this only works for lines less than 80 chars
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|    where we close span elements on the same line.
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| span { display: inline-block; }
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| */
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| '
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| [ "$body_only" ] || [ "$css_only" ] && printf '%s\n' \
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| 'To use the css generated from --css-only, do: '\
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| '<head><link rel="stylesheet" type="text/css" href="style.css"></head>' >&2
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| [ "$css_only" ] && exit
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| [ "$body_only" ] || printf '%s' '</style>
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| </head>
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| 
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| <body class="f9 b9">
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| <pre>
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| '
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| [ "$body_only" ] && printf '%s\n' 'Be sure to use <body class="f9 b9"> and <pre>' >&2
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| 
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| p='\x1b\['        #shortcut to match escape codes
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| 
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| # Handle various xterm control sequences.
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| # See /usr/share/doc/xterm-*/ctlseqs.txt
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| sed "
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| # escape ampersand and quote
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| s#&#\&#g; s#\"#\"#g;
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| s#\x1b[^\x1b]*\x1b\\\##g  # strip anything between \e and ST
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| s#\x1b][0-9]*;[^\a]*\a##g # strip any OSC (xterm title etc.)
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| 
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| s#\r\$## # strip trailing \r
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| 
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| # strip other non SGR escape sequences
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| s#[\x07]##g
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| s#\x1b[]>=\][0-9;]*##g
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| s#\x1bP+.\{5\}##g
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| # Mark cursor positioning codes \"Jr;c;
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| s#${p}\([0-9]\{1,2\}\)G#\"J;\1;#g
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| s#${p}\([0-9]\{1,2\}\);\([0-9]\{1,2\}\)H#\"J\1;\2;#g
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| 
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| # Mark clear as \"Cn where n=1 is screen and n=0 is to end-of-line
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| s#${p}H#\"C1;#g
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| s#${p}K#\"C0;#g
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| # Mark Cursor move columns as \"Mn where n is +ve for right, -ve for left
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| s#${p}C#\"M1;#g
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| s#${p}\([0-9]\{1,\}\)C#\"M\1;#g
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| s#${p}\([0-9]\{1,\}\)D#\"M-\1;#g
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| s#${p}\([0-9]\{1,\}\)P#\"X\1;#g
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| 
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| s#${p}[0-9;?]*[^0-9;?m]##g
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| 
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| " |
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| 
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| # Normalize the input before transformation
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| sed "
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| # escape HTML (ampersand and quote done above)
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| s#>#\>#g; s#<#\<#g;
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| 
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| # handle truecolor
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| s#${p}38;2;\([0-9]\{1,3\}\);\([0-9]\{1,3\}\);\([0-9]\{1,3\}\)m#\
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| <span style=\"color:rgb(\1\,\2\,\3\)\">#g
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| s#${p}48;2;\([0-9]\{1,3\}\);\([0-9]\{1,3\}\);\([0-9]\{1,3\}\)m#\
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| <span style=\"background-color:rgb(\1\,\2\,\3\)\">#g
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| 
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| # normalize SGR codes a little
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| 
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| # split 256 colors out and mark so that they're not
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| # recognised by the following 'split combined' line
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| :e
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| s#${p}\([0-9;]\{1,\}\);\([34]8;5;[0-9]\{1,3\}\)m#${p}\1m${p}¬\2m#g; t e
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| s#${p}\([34]8;5;[0-9]\{1,3\}\)m#${p}¬\1m#g;
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| 
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| :c
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| s#${p}\([0-9]\{1,\}\);\([0-9;]\{1,\}\)m#${p}\1m${p}\2m#g; t c   # split combined
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| s#${p}0\([0-7]\)#${p}\1#g                                 #strip leading 0
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| s#${p}1m\(\(${p}[4579]m\)*\)#\1${p}1m#g                   #bold last (with clr)
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| s#${p}m#${p}0m#g                                          #add leading 0 to norm
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| 
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| # undo any 256 color marking
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| s#${p}¬\([34]8;5;[0-9]\{1,3\}\)m#${p}\1m#g;
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| 
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| # map 16 color codes to color + bold
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| s#${p}9\([0-7]\)m#${p}3\1m${p}1m#g;
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| s#${p}10\([0-7]\)m#${p}4\1m${p}1m#g;
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| 
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| # change 'reset' code to \"R
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| s#${p}0m#\"R;#g
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| " |
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| 
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| # Convert SGR sequences to HTML
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| sed "
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| # common combinations to minimise html (optional)
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| :f
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| s#${p}3[0-7]m${p}3\([0-7]\)m#${p}3\1m#g; t f
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| :b
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| s#${p}4[0-7]m${p}4\([0-7]\)m#${p}4\1m#g; t b
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| s#${p}3\([0-7]\)m${p}4\([0-7]\)m#<span class=\"f\1 b\2\">#g
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| s#${p}4\([0-7]\)m${p}3\([0-7]\)m#<span class=\"f\2 b\1\">#g
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| 
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| s#${p}1m#<span class=\"bold\">#g
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| s#${p}4m#<span class=\"underline\">#g
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| s#${p}5m#<span class=\"blink\">#g
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| s#${p}7m#<span class=\"reverse\">#g
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| s#${p}9m#<span class=\"line-through\">#g
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| s#${p}3\([0-9]\)m#<span class=\"f\1\">#g
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| s#${p}4\([0-9]\)m#<span class=\"b\1\">#g
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| 
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| s#${p}38;5;\([0-9]\{1,3\}\)m#<span class=\"ef\1\">#g
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| s#${p}48;5;\([0-9]\{1,3\}\)m#<span class=\"eb\1\">#g
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| 
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| s#${p}[0-9;]*m##g # strip unhandled codes
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| " |
 | |
| 
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| # Convert alternative character set and handle cursor movement codes
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| # Note we convert here, as if we do at start we have to worry about avoiding
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| # conversion of SGR codes etc., whereas doing here we only have to
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| # avoid conversions of stuff between &...; or <...>
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| #
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| # Note we could use sed to do this based around:
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| #   sed 'y/abcdefghijklmnopqrstuvwxyz{}`~/▒␉␌␍␊°±␋┘┐┌└┼⎺⎻─⎼⎽├┤┴┬│≤≥π£◆·/'
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| # However that would be very awkward as we need to only conv some input.
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| # The basic scheme that we do in the awk script below is:
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| #  1. enable transliterate once "T1; is seen
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| #  2. disable once "T0; is seen (may be on diff line)
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| #  3. never transliterate between &; or <> chars
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| #  4. track x,y movements and active display mode at each position
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| #  5. buffer line/screen and dump when required
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| sed "
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| # change 'smacs' and 'rmacs' to \"T1 and \"T0 to simplify matching.
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| s#\x1b(0#\"T1;#g;
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| s#\x0E#\"T1;#g;
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| 
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| s#\x1b(B#\"T0;#g
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| s#\x0F#\"T0;#g
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| " |
 | |
| (
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| gawk '
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| function dump_line(l,del,c,blanks,ret) {
 | |
|   for(c=1;c<maxX;c++) {
 | |
|     if ((c SUBSEP l) in attr || alength(cur)) {
 | |
|       ret = ret blanks fixas(cur,attr[c,l])
 | |
|       if(del) delete attr[c,l]
 | |
|       blanks=""
 | |
|     }
 | |
|     if ((c SUBSEP l) in dump) {
 | |
|       ret=ret blanks dump[c,l]
 | |
|       if(del) delete dump[c,l]
 | |
|       blanks=""
 | |
|     } else blanks=blanks " "
 | |
|   }
 | |
|   if(alength(cur)) ret=ret blanks
 | |
|   return ret
 | |
| }
 | |
| 
 | |
| function dump_screen(l,ret) {
 | |
|   for(l=1;l<=maxY;l++)
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|     ret=ret dump_line(l,0) "\n"
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|   return ret fixas(cur, "")
 | |
| }
 | |
| 
 | |
| function atos(a,i,ret) {
 | |
|   for(i=1;i<=alength(a);i++) if(i in a) ret=ret a[i]
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|   return ret
 | |
| }
 | |
| 
 | |
| function alength(a, i, k) {
 | |
|     k = 0
 | |
|     for(i in a) k++
 | |
|     return k
 | |
| }
 | |
| 
 | |
| function fixas(a,s,spc,i,attr,rm,ret) {
 | |
|   spc=alength(a)
 | |
|   l=split(s,attr,">")
 | |
|   for(i=1;i<=spc;i++) {
 | |
|     rm=rm?rm:(a[i]!=attr[i]">")
 | |
|     if(rm) {
 | |
|       ret=ret "</span>"
 | |
|       delete a[i];
 | |
|     }
 | |
|   }
 | |
|   for(i=1;i<l;i++) {
 | |
|     attr[i]=attr[i]">"
 | |
|     if(a[i]!=attr[i]) {
 | |
|       a[i]=attr[i]
 | |
|       ret = ret attr[i]
 | |
|     }
 | |
|   }
 | |
|   return ret
 | |
| }
 | |
| 
 | |
| function encode(string,start,end,i,ret,pos,sc,buf) {
 | |
|    if(!end) end=length(string);
 | |
|    if(!start) start=1;
 | |
|    state=3
 | |
|    for(i=1;i<=length(string);i++) {
 | |
|      c=substr(string,i,1)
 | |
|      if(state==2) {
 | |
|        sc=sc c
 | |
|        if(c==";") {
 | |
|           c=sc
 | |
|           state=last_mode
 | |
|        } else continue
 | |
|      } else {
 | |
|        if(c=="\r") { x=1; continue }
 | |
|        if(c=="<") {
 | |
|          # Change attributes - store current active
 | |
|          # attributes in span array
 | |
|          split(substr(string,i),cord,">");
 | |
|          i+=length(cord[1])
 | |
|          span[++spc]=cord[1] ">"
 | |
|          continue
 | |
|        }
 | |
|        else if(c=="&") {
 | |
|          # All goes to single position till we see a semicolon
 | |
|          sc=c
 | |
|          state=2
 | |
|          continue
 | |
|        }
 | |
|        else if(c=="\b") {
 | |
|           # backspace move insertion point back 1
 | |
|           if(spc) attr[x,y]=atos(span)
 | |
|           x=x>1?x-1:1
 | |
|           continue
 | |
|        }
 | |
|        else if(c=="\"") {
 | |
|           split(substr(string,i+2),cord,";")
 | |
|           cc=substr(string,i+1,1);
 | |
|           if(cc=="T") {
 | |
|               # Transliterate on/off
 | |
|               if(cord[1]==1&&state==3) last_mode=state=4
 | |
|               if(cord[1]==0&&state==4) last_mode=state=3
 | |
|           }
 | |
|           else if(cc=="C") {
 | |
|               # Clear
 | |
|               if(cord[1]+0) {
 | |
|                 # Screen - if Recording dump screen
 | |
|                 if(dumpStatus==dsActive) ret=ret dump_screen()
 | |
|                 dumpStatus=dsActive
 | |
|                 delete dump
 | |
|                 delete attr
 | |
|                 x=y=1
 | |
|               } else {
 | |
|                 # To end of line
 | |
|                 for(pos=x;pos<maxX;pos++) {
 | |
|                   dump[pos,y]=" "
 | |
|                   if (!spc) delete attr[pos,y]
 | |
|                   else attr[pos,y]=atos(span)
 | |
|                 }
 | |
|               }
 | |
|           }
 | |
|           else if(cc=="J") {
 | |
|               # Jump to x,y
 | |
|               i+=length(cord[2])+1
 | |
|               # If line is higher - dump previous screen
 | |
|               if(dumpStatus==dsActive&&cord[1]<y) {
 | |
|                 ret=ret dump_screen();
 | |
|                 dumpStatus=dsNew;
 | |
|               }
 | |
|               x=cord[2]
 | |
|               if(length(cord[1]) && y!=cord[1]){
 | |
|                 y=cord[1]
 | |
|                 if(y>maxY) maxY=y
 | |
|                 # Change y - start recording
 | |
|                 dumpStatus=dumpStatus?dumpStatus:dsReset
 | |
|               }
 | |
|           }
 | |
|           else if(cc=="M") {
 | |
|               # Move left/right on current line
 | |
|               x+=cord[1]
 | |
|           }
 | |
|           else if(cc=="X") {
 | |
|               # delete on right
 | |
|               for(pos=x;pos<=maxX;pos++) {
 | |
|                 nx=pos+cord[1]
 | |
|                 if(nx<maxX) {
 | |
|                   if((nx SUBSEP y) in attr) attr[pos,y] = attr[nx,y]
 | |
|                   else delete attr[pos,y]
 | |
|                   if((nx SUBSEP y) in dump) dump[pos,y] = dump[nx,y]
 | |
|                   else delete dump[pos,y]
 | |
|                 } else if(spc) {
 | |
|                   attr[pos,y]=atos(span)
 | |
|                   dump[pos,y]=" "
 | |
|                 }
 | |
|               }
 | |
|           }
 | |
|           else if(cc=="R") {
 | |
|               # Reset attributes
 | |
|               while(spc) delete span[spc--]
 | |
|           }
 | |
|           i+=length(cord[1])+2
 | |
|           continue
 | |
|        }
 | |
|        else if(state==4&&i>=start&&i<=end&&c in Trans) c=Trans[c]
 | |
|      }
 | |
|      if(dumpStatus==dsReset) {
 | |
|        delete dump
 | |
|        delete attr
 | |
|        ret=ret"\n"
 | |
|        dumpStatus=dsActive
 | |
|      }
 | |
|      if(dumpStatus==dsNew) {
 | |
|        # After moving/clearing we are now ready to write
 | |
|        # somthing to the screen so start recording now
 | |
|        ret=ret"\n"
 | |
|        dumpStatus=dsActive
 | |
|      }
 | |
|      if(dumpStatus==dsActive||dumpStatus==dsOff) {
 | |
|        dump[x,y] = c
 | |
|        if(!spc) delete attr[x,y]
 | |
|        else attr[x,y] = atos(span)
 | |
|        if(++x>maxX) maxX=x;
 | |
|      }
 | |
|     }
 | |
|     # End of line if dumping increment y and set x back to first col
 | |
|     x=1
 | |
|     if(!dumpStatus) return ret dump_line(y,1);
 | |
|     else if(++y>maxY) maxY=y;
 | |
|     return ret
 | |
| }
 | |
| BEGIN{
 | |
|   OFS=FS
 | |
|   # dump screen status
 | |
|   dsOff=0    # Not dumping screen contents just write output direct
 | |
|   dsNew=1    # Just after move/clear waiting for activity to start recording
 | |
|   dsReset=2  # Screen cleared build new empty buffer and record
 | |
|   dsActive=3 # Currently recording
 | |
|   F="abcdefghijklmnopqrstuvwxyz{}`~"
 | |
|   T="▒␉␌␍␊°±␋┘┐┌└┼⎺⎻─⎼⎽├┤┴┬│≤≥π£◆·"
 | |
|   maxX=80
 | |
|   delete cur;
 | |
|   x=y=1
 | |
|   for(i=1;i<=length(F);i++)Trans[substr(F,i,1)]=substr(T,i,1);
 | |
| }
 | |
| 
 | |
| { $0=encode($0) }
 | |
| 1
 | |
| END {
 | |
|   if(dumpStatus) {
 | |
|     print dump_screen();
 | |
|   }
 | |
| }'
 | |
| )
 | |
| 
 | |
| [ "$body_only" ] || printf '</pre>
 | |
| </body>
 | |
| </html>\n'
 |