mirror of
git://projects.qi-hardware.com/eda-tools.git
synced 2024-06-29 00:03:52 +03:00
475 lines
12 KiB
Bash
Executable File
475 lines
12 KiB
Bash
Executable File
#!/bin/bash
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#
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# schhist2web - Web-browseable graphical revision history of schematics
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#
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# Written 2010 by Werner Almesberger
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# Copyright 2010 Werner Almesberger
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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OUTDIR=_out
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THUMB_OPTS="-w 3 -d 60 -c 0.5,0.5,0.5 -n 1,1,0"
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BG_COLOR="f0f0ff"
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FNAME_COLOR="#b0f0ff"
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SEP_COLOR="#000000"
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shrink()
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{
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pnmscale -width 120 "$@" || exit
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}
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pngdiff()
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{
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# pngdiff preproc outfile arg ...
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pp="$1"
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of="$2"
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shift 2
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if ! PATH=$PATH:`dirname $0`/ppmdiff ppmdiff "$@" "$out/_tmp"; then
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rm -f "$out/_tmp"
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return 1
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fi
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$pp "$out/_tmp" | pnmtopng >"$of"
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rm "$out/_tmp"
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}
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symlink()
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{
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local old=$1 new=$2
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local src=`dirname "$new"`/$old
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if [ -L "$src" ]; then
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ln -sf "`readlink \"$src\"`" "$new"
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else
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ln -sf "$old" "$new"
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fi
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}
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commit_entry()
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{
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# usage: commit_entry <base-dir> <commit>
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# note: the repository's base in $dir must be provided by the caller
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local dir=$1 next=$2
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cat <<EOF
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<TABLE bgcolor="$SEP_COLOR" cellspacing=0 width="100%"><TR><TD></TABLE>
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EOF
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echo "<PRE>"
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( cd "$dir" && git show \
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--pretty=format:"%aN <%aE>%n %ad%n%n %s" \
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--quiet $next; ) |
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sed 's/&/&/g;s/</\</g;s/>/\>/g' |
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if [ -z "$SCHHIST_COMMIT_TEMPLATE" ]; then
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cat
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else
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url=`echo "$SCHHIST_COMMIT_TEMPLATE" | sed "s/{}/$next/g"`
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sed "1s|^|<A href=\"$url\"><B>\>\>\></B></a> |"
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fi
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echo "</PRE>"
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}
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wrapped_png()
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{
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local dir=$1 commit=$2 file=$3
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mkdir -p "$dir/$commit/html"
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echo "<A href=\"$commit/html/$file.html\"><IMG src=\"$commit/thumb/$file.png\"></A>"
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cat <<EOF >"$dir/$commit/html/$file.html"
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<HTML>
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<TITLE>$file</TITLE>
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<BODY>
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<A href="../pdf/$file.pdf"><IMG src="../diff/$file.png"></A>
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</BODY>
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EOF
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}
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ordered_names()
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{
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ls -1 "$out/names" | (
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order=:$SCHHIST_ORDER:
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while read n; do
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echo "${order%%:$n:*}" | tr -cd : | wc -c | tr '\n' ' '
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echo "$n"
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done; ) |
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sort -n -s | sed 's/^[^ ]* //'
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}
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usage()
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{
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cat <<EOF 2>&1
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usage: $0 [options] [top-dir] [top-schem] [out-dir]
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top-dir top-level directory of the git archive (default: locate it)
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top-schem root sheet of the schematics (default: locate it in top-dir)
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out-dir output directory (default: $OUTDIR)
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-c cache-dir cache directory (default: same as out-dir)
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-f identify sheets by their file name, not the sheet name
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-n don't use previous cache content (rebuild the cache)
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-D debug mode: make temporary work trees unique and keep them
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-S sanitize KiCad profile and top-level sheet
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-T tmp-dir use the specified temporary directory instead of _schhist
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EOF
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exit 1
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}
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# --- Parse command-line options ----------------------------------------------
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no_cache=false
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sanitize=
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use_sch_name=false
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debug=false
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debug_opt=
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tmp=`pwd`/_schhist2web
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while true; do
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case "$1" in
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-n) no_cache=true
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shift;;
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-c) [ -z "$2" ] && usage
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cache=$2
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shift 2;;
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-f) use_sch_name=true
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shift;;
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-D) debug=true
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debug_opt=-D
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shift;;
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-S) sanitize=-S
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shift;;
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-T) [ -z "$2" ] && usage
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tmp=$2
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shift 2;;
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-*) usage;;
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*) break;;
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esac
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done
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# --- Interpret the command-line arguments ------------------------------------
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if [ ! -z "$1" -a -d "$1/.git" ]; then
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dir="$1"
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shift
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else
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dir=.
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while [ ! -d $dir/.git ]; do
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if [ $dir -ef $dir/.. ]; then
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echo "no .git/ directory found in hierarchy" 1>&2
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exit 1
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fi
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dir=$dir/..
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done
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echo "found top-dir: $dir" 1>&2
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fi
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if [ ! -z "$1" -a -f "$dir/$1" -a \
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-f "$dir/${1%.sch}.pro" ]; then
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sch="$1"
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shift
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else
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for n in "$dir"/*.sch; do
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[ -f "${n%.sch}.pro" ] || continue
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if [ ! -z "$sch" ]; then
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echo "multiple choices for top-level .sch file" 1>&2
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exit 1
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fi
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sch="$n"
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done
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if [ -z "$sch" -o "$sch" = "$dir/*.sch" ]; then
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echo "no candidate for top-level .sch file found" 1>&2
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exit 1
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fi
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echo "found root sheet: $sch" 1>&2
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fi
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if [ ! -z "$1" ] && [ ! -e "$1" ] || [ -d "$1" -a ! -d "$1"/.git ]; then
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out="$1"
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shift
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else
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out=$OUTDIR
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fi
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[ -z "$cache" ] && cache="$out"
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[ -z "$1" ] || usage
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# --- Set up some variables and the directories for cache and output ----------
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PATH=`dirname "$0"`:"$PATH"
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first=`gitenealogy "$dir" "$sch" | sed '$s/ .*//p;d'`
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schname=`gitenealogy "$dir" "$sch" | sed '$s/^.* //p;d'`
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rm -rf "$out/*/"{diff,thumb,html,pdf} "$out/names"
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$no_cache && rm -rf "$cache"
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mkdir -p "$out/names"
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mkdir -p "$cache"
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ppmmake '#e0e0e0' 5 30 | pnmtopng >"$out"/unchanged.png
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# --- Generate/update the cache -----------------------------------------------
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head=
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for n in $first `cd "$dir" && git rev-list --reverse $first..HEAD`; do
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( cd "$dir" && git show --pretty=format:'' --name-only $n; ) |
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egrep -q '\.sch$|\.pro$|\.lib$' || continue
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echo Processing $n
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new=`gitenealogy "$dir" "$sch" | sed "/^$n /s///p;d"`
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if [ ! -z "$new" ]; then
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echo Name change $schname to $new 1>&2
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schname="$new"
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fi
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trap "rm -rf \"$cache/$n/ps\" \"$cache/$n/ppm0\" \"$cache/$n/ppm1\" \
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\"$cache/$n/ppm2\" \"$tmp\"" 0
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if [ ! -d "$cache/$n/ppm2" ]; then
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rm -rf "$cache/$n/"{ps,ppm0,ppm1,ppm2}
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mkdir -p "$cache/$n/"{ps,ppm0,ppm1,ppm2}
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#
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# potential optimization here: remember Postscript files from previous
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# run (or their md5sum) and check if they have changed. If not, skip
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# the ghostscript run and just put a symlink, replacing the less
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# efficient optimization below.
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#
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tmp2=`gitsch2ps -k $sanitize $debug_opt "$dir" "$schname" $n "$tmp"` ||
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exit
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for m in "$tmp"/*.ps; do
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[ "$m" = "$tmp/*.ps" ] && break
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# call sub-sheets by their own name, without prepending the
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# top-level sheet's name
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name=`basename "$m" .ps`
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name=${name#`basename "$schname" .sch`-}
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#
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# short-cut for $schname: since it's derived from the present $sch,
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# we can just update it without further ado.
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#
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if [ "$name" = "`basename \"$schname\" .sch`" ]; then
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name=`basename "$sch" .sch`
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elif $use_sch_name &&
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path=`subschname2file "$tmp2/$schname" "$name"`; then
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name=`basename "$path" .sch`
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#
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# if the file is easily located, also track any future name
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# changes
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#
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path=`dirname "$schname"`/$path
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if [ -f "$tmp2/$path" ]; then
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name=`gitwhoareyounow "$tmp2" "$path"`
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name=`basename "$name" .sch`
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fi
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fi
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# Postscript, for making PDFs later
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ps="$cache/$n/ps/$name.ps"
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normalizeschps "$m" "$ps" || exit
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# Unadorned pixmap, for comparison
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ppm="$cache/$n/ppm0/$name.ppm"
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schps2ppm -n "$ps" "$ppm" || exit
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# Pixmap with thin lines, for the detail views
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ppm="$cache/$n/ppm1/$name.ppm"
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normalizeschps -w 120 "$m" | schps2ppm - "$ppm" || exit
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# Pixmap with thick lines, for the thumbnails
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ppm="$cache/$n/ppm2/$name.ppm"
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normalizeschps -w 500 "$m" | schps2ppm - "$ppm" || exit
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done
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rm -rf "$tmp"
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$debug || rm -rf "$tmp2"
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fi
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for m in "$cache/$n/ppm0/"*; do
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[ "$m" = "$cache/$n/ppm0/*" ] && break
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if [ ! -z "$head" ]; then
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prev="$cache/$head/ppm0/${m##*/}"
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if [ -r "$prev" ] && cmp -s "$prev" "$m"; then
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for d in ppm0 ppm1 ppm2; do
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symlink "../../$head/$d/${m##*/}" "$cache/$n/$d/${m##*/}"
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done
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m_ps=${m%.ppm}.ps
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symlink "../../$head/ps/${m_ps##*/}" "$cache/$n/ps/${m_ps##*/}"
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fi
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fi
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touch "$out/names/`basename \"$m\" .ppm`"
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done
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trap 0
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head=$n
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done
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if [ -z "$head" ]; then
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echo "no usable head found" 2>&1
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exit 1
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fi
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# --- Title of the Web page and table header ----------------------------------
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index="$out/_index.html"
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index_final="$out/index.html"
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all=
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{
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cat <<EOF
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<HTML>
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EOF
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if [ ! -z "$SCHHIST_TITLE" ]; then
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echo "<TITLE>$SCHHIST_TITLE</TITLE>"
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fi
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echo "<BODY>"
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if [ ! -z "$SCHHIST_TITLE" ]; then
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echo "<H1>"
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[ -z "$SCHHIST_HOME_URL" ] || echo "<A href=\"$SCHHIST_HOME_URL\">"
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echo "$SCHHIST_TITLE"
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[ -z "$SCHHIST_HOME_URL" ] || echo "</A>"
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echo "</H1>"
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fi
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cat <<EOF
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<TABLE bgcolor="$BG_COLOR" callpadding=1>
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<TR bgcolor="$FNAME_COLOR">
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EOF
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while read m; do
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ps="$cache/$head/ps/$m.ps"
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if [ -r "$ps" ]; then
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#
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# Note: we read from variable ps_$head but we write to constant
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# pdf_head. We can't use pdf_$head here, because that may just be a
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# commit with a change and we thus generate a delta PDF below.
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#
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mkdir -p "$out/pdf_head"
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schps2pdf -o "$out/pdf_head/$m.pdf" "$ps" || exit
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all="$all \"$ps\""
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echo "<TD><A href=\"pdf_head/$m.pdf\"><B>$m</B></A>"
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else
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echo "<TD><B>$m</B>"
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fi
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done < <(ordered_names)
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proj=`basename "$sch" .sch`
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eval schps2pdf -t \""$proj-"\" -o \""$out/pdf_$proj.pdf"\" $all
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echo "<TD><A href=\"pdf_$proj.pdf\">All sheets</A>"
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} >"$index"
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# --- Diff all the revisions, newest to oldest --------------------------------
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next="$head"
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for n in `cd "$dir" && git rev-list $first..HEAD~1` $first; do
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[ -d "$cache/$n/ppm0" ] || continue
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empty=true
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s="<TR>"
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mkdir -p "$out/$next/"{diff,thumb,html,pdf}
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while read m; do
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a0="$cache/$n/ppm0/$m.ppm"
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a1="$cache/$n/ppm1/$m.ppm"
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a2="$cache/$n/ppm2/$m.ppm"
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aps="$cache/$n/ps/$m.ps"
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b0="$cache/$next/ppm0/$m.ppm"
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b1="$cache/$next/ppm1/$m.ppm"
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b2="$cache/$next/ppm2/$m.ppm"
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bps="$cache/$next/ps/$m.ps"
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diff="$out/$next/diff/$m.png"
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thumb="$out/$next/thumb/$m.png"
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pdf="$out/$next/pdf/$m.pdf"
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if [ -f "$a0" -a -f "$b0" ]; then
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s="$s<TD align=\"center\" valign=\"middle\">"
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if ! pngdiff cat "$diff" "$a1" "$b1" "$a0" "$b0"; then
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s="$s<IMG src=\"unchanged.png\">"
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continue
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fi
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pngdiff shrink "$thumb" -f $THUMB_OPTS "$a2" "$b2" "$a0" "$b0" ||
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exit
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schps2pdf -T BEFORE -T AFTER -o "$pdf" "$aps" "$bps" || exit
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elif [ -f "$a0" ]; then
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s="$s<TD>"
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pngdiff cat "$diff" -f -c 1,0,0 "$a1" "$a1" || exit
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pngdiff shrink "$thumb" -f $THUMB_OPTS -c 1,0,0 "$a2" "$a2" ||
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exit
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schps2pdf -T DELETED -o "$pdf" "$aps" || exit
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elif [ -f "$b0" ]; then
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s="$s<TD>"
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pngdiff cat "$diff" -f -c 0,1,0 "$b1" "$b1" || exit
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pngdiff shrink "$thumb" -f $THUMB_OPTS -c 0,1,0 "$b2" "$b2" ||
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exit
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schps2pdf -T NEW -o "$pdf" "$bps" || exit
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else
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s="$s<TD>"
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continue
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fi
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echo "$s"
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s=
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wrapped_png "$out" "$next" "$m"
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empty=false
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done < <(ordered_names)
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if ! $empty; then
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echo "$s<TD valign=\"middle\">"
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commit_entry "$dir" $next
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fi
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next=$n
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done >>"$index"
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# --- Add creation entries for all files in the first commit ------------------
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if [ -d "$cache/$next/ppm0" ]; then # could this ever be false ?
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empty=true
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echo "<TR>"
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mkdir -p "$out/$next/"{diff,thumb,html,pdf}
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while read m; do
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p1="$cache/$next/ppm1/$m.ppm"
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p2="$cache/$next/ppm2/$m.ppm"
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ps="$cache/$next/ps/$m.ps"
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diff="$out/$next/diff/$m.png"
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thumb="$out/$next/thumb/$m.png"
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pdf="$out/$next/pdf/$m.pdf"
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echo "<TD>"
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[ -f "$p1" ] || continue
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pngdiff cat "$diff" -f -c 0,1,0 "$p1" "$p1" || exit
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pngdiff shrink "$thumb" -f $THUMB_OPTS -c 0,1,0 "$p2" "$p2" ||
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exit
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schps2pdf -T NEW -o "$pdf" "$ps" || exit
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wrapped_png "$out" "$next" "$m"
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empty=false
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done < <(ordered_names)
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if ! $empty; then
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echo "<TD valign=\"middle\">"
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commit_entry "$dir" $next
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fi
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fi >>"$index"
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# --- Finish ------------------------------------------------------------------
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cat <<EOF >>"$index"
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</TABLE>
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<HR>
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`date -u '+%F %X'` UTC
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</BODY>
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</HTML>
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EOF
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mv "$index" "$index_final"
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