Add installdeps.sh and extractscrips.sh

Write scripts to compile tooling and extract game files python scripts from a SpongeBob SquarePants: Revenge of the Flying Dutchman (GCN) game disc
This commit is contained in:
Logan Joy-Koer
2025-11-20 21:34:11 -08:00
committed by GitHub
parent e5c8ab3078
commit 928aca5b7b
2 changed files with 102 additions and 0 deletions
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#!/bin/env bash
# All filepaths referenced here are relative to the current working directory. This is to allow the tool to be placed anywhere on $PATH as
# long as `installdeps.sh` was able to generate the compilation dependencies folder
DISCFILESPATH="./GQSE78"
deps/gcm extract GSQE78.iso $DISCFILESPATH #extract files from disc
DATAPATH="$DISCFILESPATH/DATA/"
DECOMPATH="./DATA-decompressed/"
SCRIPPATH="./DATA-levelscripts/"
DecompylePycFiles() {
for k in $(ls $1); do
echo -n "| Decompiling $1$k >>> ${1//$DECOMPATH/$SCRIPPATH}${k//.PYC/.py} ... "
mkdir -p "${1//$DECOMPATH/$SCRIPPATH}"
dd if=$1$k of=tmp.pyc bs=1 skip=4 2>/dev/null # remove first 4 bytes of file (random garbage?) Will be changed if needed.
rm $1$k
mv tmp.pyc $1$k
pycdc -c $1$k -v 2.1 -o ${1//$DECOMPATH/$SCRIPPATH}${k//.PYC/.py} #decompile pyc file to the human readable .py format
if (echo $? >/dev/null); then
echo "Success"
fi
done
}
ExtractArchives() {
for j in $(ls $1*.NGC | awk -F'/' '{print $NF}' | awk -F'.' '{print $1}'); do
OUTPATH=${1//$DATAPATH/$DECOMPATH}$j
echo -n "Extracting $1$j.*GC >>> $OUTPATH/ ... "
deps/chumcli extract $1$j.NGC $1$j.DGC $OUTPATH/ --replace --ngc #extract NGC and DGC archive to decompressed files dir
if [ -d "$OUTPATH/SCRIPTS" ]; then
DecompylePycFiles $OUTPATH/SCRIPTS/$j/PYTHON/ #run decompiler on the newly compressed scripts
DecompylePycFiles $OUTPATH/PYTHON/
fi
done
}
#actual program start (the above is defining the functions that will be run)
ExtractArchives $DATAPATH
for i in $(ls -d $DATAPATH*/); do
ExtractArchives $i
done
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#!/bin/env bash
if (command -v git >/dev/null); then echo -n ""; else
echo "Git is not installed. Please use your system"
echo " package manager to install git."
echo " e.g. \`sudo apt install git\` on ubuntu"
echo " or \`sudo pacman -S git\` on arch."
exit 1
fi
if (command -v cargo >/dev/null); then echo -n ""; else
echo "Cargo is not installed. Please use your system"
echo " package manager to install cargo."
echo " e.g. \`sudo apt install cargo\` on ubuntu"
echo " or \`sudo pacman -S cargo\` on arch."
exit 1
fi
mkdir deps
cd deps
echo "preparing to compile chumcli (extracts files from NGC/DGC and NPC/DPC archives)..."
git clone -n https://github.com/Jellonator/chum-world.git
cd chum-world
git checkout -q afdb15845eec18ee964b1ebea7019ff45a0dce66 #last commit before a breaking change was made to chumlib
cd chumcli
cargo build
cp target/debug/chumcli ../../
cd ../../
rm -rf chum-world
echo "compiling chumcli complete."
echo "preparing to compile gc-gcm (extracts files from gcm disc image (gamecube disc))"
PATH=./bin:$PATH CARGO_INSTALL_ROOT=./ cargo install gc-gcm --features=bin
mv ./bin/gcm .
rmdir bin
rm .crates.toml .crates2.json
echo "compiling gc-gcm complete."
if (command -v pycdc >/dev/null) then echo -n ""; else
echo "pycdc is not installed. Please use your system"
echo " package manager to install pycdc."
echo " e.g. \`snap install pycdc\` on ubuntu"
echo " or install it from the aur on arch:"
echo " \`git clone https://aur.archlinux.org/pycdc-git.git\`"
echo " \`cd pycdc \`"
echo " \`makepkg -sic \`"
fi
echo "downloading python 2.1 from https://www.python.org/ftp/python/2.1.3/Python-2.1.3.exe"
curl -o "./python-2.1.exe" "https://www.python.org/ftp/python/2.1.3/Python-2.1.3.exe"
echo "download complete."
if (command -v wine >/dev/null) then echo -n ""; else
echo "Wine is not installed. Please use your system"
echo " package manager to install wine."
echo " e.g. \`sudo apt install wine\` on ubuntu"
echo " or \`sudo pacman -S wine\` on arch."
fi