import FreeCAD
import sys

def download(url,subdirectory, force=False):
    '''downloads a file from the given URL and saves it in the
    macro path. Returns the path to the saved file'''

    import urllib2, os
    name = url.split('/')[-1]
    p = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Macro")
    macropath = p.GetString("MacroPath","")
    if not macropath:
        macropath = FreeCAD.ConfigGet("UserAppData")

    #check to see if subdirectory exists
    if os.path.exists(macropath+subdirectory):
        print 'success'
    else:
        os.makedirs(macropath+subdirectory)


    filepath = os.path.join(macropath+subdirectory,name)
    if os.path.exists(filepath) and not(force):
        return filepath
    try:
        FreeCAD.Console.PrintMessage("downloading "+url+" ...\n")
        response = urllib2.urlopen(url)
        s = response.read()
        f = open(filepath,'wb')
        f.write(s)
        f.close()
    except:
        return None
    else:
        return filepath

try:
    from vise import vise,utils
except:
    #download the python script 
    baseurl = "https://raw.githubusercontent.com/danielfalck/FCparametric/master/vise/"
    files = ['vise.py', 'utils.py','__init__.py']
    for f in files:
        p = download(baseurl+f,'/vise', force = True)

    d = FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Macro")
    macropath = d.GetString("MacroPath","")
    sys.path.append(macropath+"/vise")
    from vise import vise,utils

obj =FreeCAD.ActiveDocument.addObject("Part::FeaturePython",'Vise')
vise.Vise(obj)
vise.ViewProviderVise(obj.ViewObject)
FreeCAD.ActiveDocument.recompute()