Command-line building tool for Unity project

ExportTool.cs

using UnityEditor;
using System.Collections.Generic;

// Put this memu command script into Assets/Editor/

class ExportTool
{
	static void ExportXcodeProject () 
	{
		EditorUserBuildSettings.SwitchActiveBuildTarget (BuildTarget.iOS);

		EditorUserBuildSettings.symlinkLibraries = true;
		EditorUserBuildSettings.development = true;
		EditorUserBuildSettings.allowDebugging = true;

		List<string> scenes = new List<string>();
		for (int i = 0; i < EditorBuildSettings.scenes.Length; i++) 
		{
			if (EditorBuildSettings.scenes [i].enabled)
			{
				scenes.Add (EditorBuildSettings.scenes [i].path);
			}
		}

		BuildPipeline.BuildPlayer (scenes.ToArray (), "iOSProj", BuildTarget.iOS, BuildOptions.None);
	}
}

unity-command-line-build.sh

#!/bin/bash

PROJ_DIR=.
PRODUCT_NAME='RollBall'
IOS_PROJ='iOSProj'
IDENTIFIER="com.larryhou.samples.rollball"

while getopts :n:p:i:h OPTION
do
	case ${OPTION} in
		i) IDENTIFIER=${OPTARG};;
		n) PRODUCT_NAME=${OPTARG};;
		f) IOS_PROJ=${OPTARG};;
		p) PROJ_DIR=${OPTARG};;
		h) echo "Usage: $(basename $0) -i [IDENTIFIER] -n [PRODUCT_NAME] -p [IOS_PROJ] -h [HELP]"
		   exit;;
		:) echo "ERR: -${OPTARG} 缺少参数, 详情参考: $(basename $0) -h" 1>&2
		   exit 1;;
		?) echo "ERR: 输入参数-${OPTARG}不支持, 详情参考: $(basename $0) -h" 1>&2
		   exit 1;;
	esac
done

cd "${PROJ_DIR}"

if [ -d "${IOS_PROJ}" ]
then
	rm -fr "${IOS_PROJ}"
fi

mkdir "${IOS_PROJ}"

# Export unity project to xcode project
# ExportTool.ExportXcodeProject is defined in [Assets/Editor/ExportTool.cs]
/Applications/Unity/Unity.app/Contents/MacOS/Unity -batchmode -quit -projectPath "${PWD}" -executeMethod ExportTool.ExportXcodeProject -logFile "${PWD}/${IOS_PROJ}/export.log"
if [ ! -d "${IOS_PROJ}/Unity-iPhone.xcodeproj" ]
then
	echo "[ERR]Exporting unity project to Xcode failed."
	exit
fi

# Update PRODUCT_NAME
sed -i '' "s/PRODUCT_NAME\ =\ ProductName/PRODUCT_NAME\ =\ \"${PRODUCT_NAME}\"/g" "${IOS_PROJ}/Unity-iPhone.xcodeproj/project.pbxproj"

# Update PRODUCT_BUNDLE_IDENTIFIER
sed -i '' "s/com.Company.\${PRODUCT_NAME}/${IDENTIFIER}/g" "${IOS_PROJ}/Info.plist"

# Build for *.app
# CODE_SIGN_IDENTITY="iPhone Developer" 
xcodebuild -project "${IOS_PROJ}/Unity-iPhone.xcodeproj"

# Package for *.ipa
xcrun -sdk iphoneos PackageApplication -v "${PWD}/${IOS_PROJ}/build/Release-iphoneos/${PRODUCT_NAME}.app" -o "${PWD}/${IOS_PROJ}/${PRODUCT_NAME}.ipa"

Suggest minor edit to keep the whole thing in a single language

case ${OPTION} in
        i) IDENTIFIER=${OPTARG};;
	n) PRODUCT_NAME=${OPTARG};;
	f) IOS_PROJ=${OPTARG};;
	p) PROJ_DIR=${OPTARG};;
	h) echo "Usage: $(basename $0) -i [IDENTIFIER] -n [PRODUCT_NAME] -p [IOS_PROJ] -h [HELP]"
		  exit;;
	:) echo "ERR: -${OPTARG} Missing parameters, reference for details: $(basename $0) -h" 1>&2
		  exit 1;;
	?) echo "ERR: Input parameters-${OPTARG}Not supported, reference for details: $(basename $0) -h" 1>&2
		  exit 1;;
esac