def GetScriptAsString()

in installer/InstallBuilder/unittests/ib_unittests.py [0:0]
76 lines of code
33 McCabe index (conditional complexity)

def GetScriptAsString(script_type):
    script_string = ""

    if PACKAGE_TYPE == "RPM":
        if script_type == "Preinstall":
            script_section = "%pre"
        elif script_type == "Postinstall":
            script_section = "%post"
        elif script_type == "Preuninstall":
            script_section = "%preun"
        elif script_type == "Postuninstall":
            script_section = "%postun"
        else:
            error("Unsupported script section: " + script_type)

        lines = ReadLines("./intermediate/rpm.spec")

        state = None
        for line in lines:
            if len(line) > 0 and line[0] == "%":
                state = line
                continue
            if state == script_section:
                script_string += line + "\n"

    elif PACKAGE_TYPE == "DPKG":
        if script_type == "Preinstall":
            script_filename = "preinst"
        elif script_type == "Postinstall":
            script_filename = "postinst"
        elif script_type == "Preuninstall":
            script_filename = "prerm"
        elif script_type == "Postuninstall":
            script_filename = "postrm"
        else:
            error("Unsupported script section: " + script_type)

        lines = ReadLines("./staging/DEBIAN/" + script_filename)
        for line in lines:
            script_string += line + "\n"

    elif PACKAGE_TYPE == "LPP":
        if script_type == "Preinstall":
            script_filename = "dummytest.rte.pre_i"
        elif script_type == "Postinstall":
            script_filename = "dummytest.rte.config"
        elif script_type == "Preuninstall":
            script_filename = "dummytest.rte.unconfig"
        else:
            error("Unsupported script section: " + script_type)

        lines = ReadLines("./intermediate/lpp-tmp/" + script_filename)
        for line in lines:
            script_string += line + "\n"

    elif PACKAGE_TYPE == "DEPOT":
        if script_type == "Preinstall":
            script_filename = "preinstall.sh"
        elif script_type == "Postinstall":
            script_filename = "configure.sh"
        elif script_type == "Preuninstall":
            script_filename = "unconfigure.sh"
        elif script_type == "Postuninstall":
            script_filename = "postremove.sh"
        else:
            error("Unsupported script section: " + script_type)

        lines = ReadLines("./intermediate/pkg-tmp/" + script_filename)
        for line in lines:
            script_string += line + "\n"

    elif PACKAGE_TYPE == "PKG":
        if script_type == "Preinstall":
            script_filename = "preinstall"
        elif script_type == "Postinstall":
            script_filename = "postinstall"
        elif script_type == "Preuninstall":
            script_filename = "preremove"
        elif script_type == "Postuninstall":
            script_filename = "postremove"
        else:
            error("Unsupported script section: " + script_type)

        lines = ReadLines("./intermediate/pkg-tmp/MSFTdummytest/install/" + script_filename)
        for line in lines:
            script_string += line + "\n"

    return script_string