icon-conv-tools: init at 0.0.0 (#13905)

A nix specific set of tools for converting icon files
that are not in a freedesktop ready format.

I plan on using these tools for both `keepass` and
`retroarch` packages. It may benifit many other packages.
This commit is contained in:
jraygauthier 2016-04-25 07:16:47 -04:00 committed by Franz Pletz
parent d7e79dcacf
commit ddc401ed0a
4 changed files with 135 additions and 0 deletions

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#!/bin/sh
# The file from which to extract *.ico files or a particular *.ico file.
# (e.g.: './KeePass.exe', './myLibrary.dll', './my/path/to/app.ico').
# As you notived, the utility can extract icons from a windows executable or
# dll.
rscFile=$1
# A regexp that can extract the image size from the file name. Because we
# use 'icotool', this value should usually be set to something like
# '[^\.]+\.exe_[0-9]+_[0-9]+_[0-9]+_[0-9]+_([0-9]+x[0-9]+)x[0-9]+\.png'.
# A reg expression may be written at some point that relegate this to
# an implementation detail.
sizeRegex=$2
# A regexp replace expression that will be used with 'sizeRegex' to create
# a proper size directory (e.g.: '48x48'). Usually this is left to '\1'.
sizeReplaceExp=$3
# A regexp that can extract the name of the target image from the file name
# of the image (usually png) extracted from the *.ico file(s). A good
# default is '([^\.]+).+' which gets the basename without extension.
nameRegex=$4
# A regexp replace expression that will be used alongside 'nameRegex' to create
# a icon file name. Note that you usually put directly you icon name here
# without any extension (e.g.: 'my-app'). But in case you've got something
# fancy, it will usually be '\1'.
nameReplaceExp=$5
# The
# out=./myOut
out=$6
# An optional temp dir.
if [ "" != "$7" ]; then
tmp=$7
isOwnerOfTmpDir=false
else
tmp=`mktemp -d`
isOwnerOfTmpDir=true
fi
rm -rf $tmp/png $tmp/ico
mkdir -p $tmp/png $tmp/ico
# Extract the ressource file's extension.
rscFileExt=`echo "$rscFile" | sed -re 's/.+\.(.+)$/\1/'`
if [ "ico" = "$rscFileExt" ]; then
cp -p $rscFile $tmp/ico
else
wrestool -x --output=$tmp/ico -t14 $rscFile
fi
icotool --icon -x --palette-size=0 -o $tmp/png $tmp/ico/*.ico
mkdir -p $out
for i in $tmp/png/*.png; do
fn=`basename "$i"`
size=$(echo $fn | sed -re 's/'${sizeRegex}'/'${sizeReplaceExp}'/')
name=$(echo $fn | sed -re 's/'${nameRegex}'/'${nameReplaceExp}'/')
targetDir=$out/share/icons/hicolor/$size/apps
targetFile=$targetDir/$name.png
mkdir -p $targetDir
mv $i $targetFile
done
rm -rf "$tmp/png" "$tmp/ico"
if $isOwnerOfTmpDir; then
rm -rf "$tmp"
fi

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#!/bin/sh
SCRIPT_DIR=`cd "$(dirname $0)" && pwd`
# The '*.ico' file that needs to be converted (e.g.: "./my/path/to/file.ico").
icoFile="$1"
# The desired name of created icon files without extension. (e.g.: "my-app").
targetIconName="$2"
# The output directory where the free desktop hierarchy will be created.
# (e.g.: "./path/to/my/out" or usually in nix "$out"). Note that the
# whole directory hierarchy to the icon will be created in the specified
# output directory (e.g.: "$out/share/icons/hicolor/48x48/apps/my-app.png").
out="$3"
# An optional temp directory location (e.g.: ./tmp). If not specified
# a random '/tmp' directory will be created.
tmp="$4"
$SCRIPT_DIR/extractWinRscIconsToStdFreeDesktopDir.sh \
"$icoFile" \
'[^\.]+_[0-9]+_([0-9]+x[0-9]+)x[0-9]+\.png' \
'\1' \
'([^\.]+).+' \
"$targetIconName" \
"$out" \
"$tmp"

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{ stdenv, icoutils }:
stdenv.mkDerivation {
name = "icon-conv-tools-0.0.0";
src = ./.;
buildInputs = [ icoutils ];
patchPhase = ''
substituteInPlace "./bin/extractWinRscIconsToStdFreeDesktopDir.sh" \
--replace "icotool" "${icoutils}/bin/icotool" \
--replace "wrestool" "${icoutils}/bin/wrestool"
'';
buildPhase = ''
mkdir -p "$out/bin"
cp -p "./bin/"* "$out/bin"
'';
installPhase = "true";
dontPatchELF = true;
dontStrip = true;
meta = {
description = "Tools for icon conversion specific to nix package manager";
maintainers = with stdenv.lib.maintainers; [ jraygauthier ];
};
}

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useOldCXXAbi = makeSetupHook { } ../build-support/setup-hooks/use-old-cxx-abi.sh;
iconConvTools = callPackage ../build-support/icon-conv-tools {};
### TOOLS