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34 lines
907 B
Bash
Executable File
34 lines
907 B
Bash
Executable File
#!/bin/sh
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# This script allows you to compare two epub, odt, or docx
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# containers, ignoring insignificant formatting differences
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# in the XML contents.
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UNAME=$(uname)
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if find --version 2>&1 | grep -q "GNU"; then
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FINDOPTS="-regextype posix-extended "
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else
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FINDOPTS="-E "
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fi
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f1="$1"
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f2="$2"
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test -f "$f1" -a -f "$f2" || {
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echo "Usage: diff-zip firstfile secondfile" && exit 1
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}
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WORKDIR=$(mktemp -d -t diff-zip.XXX)
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trap "{ rm -r $WORKDIR; }" EXIT
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unzip -q -d "$WORKDIR/a" "$f1"
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unzip -q -d "$WORKDIR/b" "$f2"
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cd "$WORKDIR"
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mkdir tidy
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for x in a b; do
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cp -r $x tidy/
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find $x $FINDOPTS -iregex '.*\.(xhtml|xml|rdf|rels)' -exec sh -c 'mkdir -p "$(dirname tidy/$1)" && tidy -q -xml -utf8 -i "$1" > "tidy/$1"' _ {} \;
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done
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cd tidy
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mkdir c
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cp -r a/* c/
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cp -r b/* c/
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find c $FINDOPTS -type f -exec sh -c 'echo -e "\033[1m=== ${1#*/} ===\033[0m" ; diff -u "a/${1#*/}" "b/${1#*/}" 2>&1' _ {} \;
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