import os
import subprocess
import shutil
import _winreg
import time
import glob

def safe_rmtree(path):
    try:
        if os.path.exists(path):
            shutil.rmtree(path, ignore_errors=True)
    except:
        pass

def safe_delete(pattern):
    try:
        for f in glob.glob(pattern):
            try:
                os.remove(f)
            except:
                pass
    except:
        pass

def delete_reg_tree(root, path):
    try:
        key = _winreg.OpenKey(root, path, 0, _winreg.KEY_ALL_ACCESS)
    except:
        return

    while True:
        try:
            sub = _winreg.EnumKey(key, 0)
            delete_reg_tree(root, path + "\\" + sub)
        except:
            break

    try:
        _winreg.CloseKey(key)
    except:
        pass

    try:
        _winreg.DeleteKey(root, path)
    except:
        pass

def remove_wise_reg_entries():

    locations = [
        r"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall",
        r"SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall"
    ]

    for root in (_winreg.HKEY_LOCAL_MACHINE, _winreg.HKEY_CURRENT_USER):

        for base in locations:

            try:
                key = _winreg.OpenKey(root, base)
            except:
                continue

            i = 0

            while True:
                try:
                    sub = _winreg.EnumKey(key, i)
                    i += 1
                except:
                    break

                try:
                    sk = _winreg.OpenKey(root, base + "\\" + sub)

                    try:
                        name, _ = _winreg.QueryValueEx(sk, "DisplayName")
                    except:
                        _winreg.CloseKey(sk)
                        continue

                    _winreg.CloseKey(sk)

                    if "Wise Registry Cleaner" in name:
                        delete_reg_tree(root, base + "\\" + sub)

                except:
                    pass

            try:
                _winreg.CloseKey(key)
            except:
                pass

def wise_exists():

    folders = [
        r"C:\Program Files\Wise\Wise Registry Cleaner",
        r"C:\Program Files (x86)\Wise\Wise Registry Cleaner"
    ]

    for folder in folders:
        if os.path.exists(folder):
            return True

    return False

def wise_registry_exists():

    locations = [
        r"SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall",
        r"SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Uninstall"
    ]

    for root in (_winreg.HKEY_LOCAL_MACHINE, _winreg.HKEY_CURRENT_USER):

        for base in locations:

            try:
                key = _winreg.OpenKey(root, base)
            except:
                continue

            i = 0

            while True:
                try:
                    sub = _winreg.EnumKey(key, i)
                    i += 1
                except:
                    break

                try:
                    sk = _winreg.OpenKey(root, base + "\\" + sub)

                    try:
                        name, _ = _winreg.QueryValueEx(sk, "DisplayName")
                        if "Wise Registry Cleaner" in name:
                            _winreg.CloseKey(sk)
                            _winreg.CloseKey(key)
                            return True
                    except:
                        pass

                    _winreg.CloseKey(sk)

                except:
                    pass

            try:
                _winreg.CloseKey(key)
            except:
                pass

    return False

def kill_processes():

    processes = [
        "WiseRegistryCleaner.exe",
        "WiseRegCleaner.exe",
        "unins000.exe"
    ]

    for p in processes:
        try:
            subprocess.call('taskkill /F /IM "%s"' % p, shell=True)
        except:
            pass

def run_uninstaller(unins):

    try:
        cmd = '"%s" /VERYSILENT /SUPPRESSMSGBOXES /NORESTART /SP-' % unins

        proc = subprocess.Popen(cmd, shell=True)

        while proc.poll() is None:
            time.sleep(2)

    except:
        pass

def spm_uninstall(dir, args):

    kill_processes()

    uninstallers = [
        r"C:\Program Files\Wise\Wise Registry Cleaner\unins000.exe",
        r"C:\Program Files (x86)\Wise\Wise Registry Cleaner\unins000.exe"
    ]

    for unins in uninstallers:
        if os.path.exists(unins):
            run_uninstaller(unins)

    kill_processes()

    safe_rmtree(r"C:\Program Files\Wise\Wise Registry Cleaner")
    safe_rmtree(r"C:\Program Files (x86)\Wise\Wise Registry Cleaner")

    safe_delete(r"C:\Users\Public\Desktop\*Wise*.lnk")
    safe_delete(r"C:\ProgramData\Microsoft\Windows\Start Menu\Programs\*Wise*.lnk")

    remove_wise_reg_entries()

    for i in range(30):

        if (not wise_exists()) and (not wise_registry_exists()):
            print "retcode0retcode"
            return

        time.sleep(2)

    print "retcode1retcode"

def spm_install(dir, args):

    try:
        os.chdir(dir)
        subprocess.check_call(args, shell=True)
        print "retcode0retcode"

    except subprocess.CalledProcessError as e:
        print "retcode" + str(e.returncode) + "retcode"

def spm_update(dir, args):

    try:
        os.chdir(dir)
        subprocess.check_call(args, shell=True)
        print "retcode0retcode"

    except subprocess.CalledProcessError as e:
        print "retcode" + str(e.returncode) + "retcode"