1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131
|
"""macostools - Various utility functions for MacOS.
mkalias(src, dst) - Create a finder alias 'dst' pointing to 'src'
copy(src, dst) - Full copy of 'src' to 'dst'
"""
import macfs
from Carbon import Res
import os
from MACFS import *
import MacOS
import time
try:
openrf = MacOS.openrf
except AttributeError:
# Backward compatability
openrf = open
Error = 'macostools.Error'
BUFSIZ=0x80000 # Copy in 0.5Mb chunks
#
# Not guaranteed to be correct or stay correct (Apple doesn't tell you
# how to do this), but it seems to work.
#
def mkalias(src, dst, relative=None):
"""Create a finder alias"""
srcfss = macfs.FSSpec(src)
dstfss = macfs.FSSpec(dst)
if relative:
relativefss = macfs.FSSpec(relative)
# ik mag er geen None in stoppen :-(
alias = srcfss.NewAlias(relativefss)
else:
alias = srcfss.NewAlias()
if os.path.isdir(src):
cr, tp = 'MACS', 'fdrp'
else:
cr, tp = srcfss.GetCreatorType()
Res.FSpCreateResFile(dstfss, cr, tp, -1)
h = Res.FSpOpenResFile(dstfss, 3)
resource = Res.Resource(alias.data)
resource.AddResource('alis', 0, '')
Res.CloseResFile(h)
dstfinfo = dstfss.GetFInfo()
dstfinfo.Flags = dstfinfo.Flags|0x8000 # Alias flag
dstfss.SetFInfo(dstfinfo)
def mkdirs(dst):
"""Make directories leading to 'dst' if they don't exist yet"""
if dst == '' or os.path.exists(dst):
return
head, tail = os.path.split(dst)
if not ':' in head:
head = head + ':'
mkdirs(head)
os.mkdir(dst, 0777)
def touched(dst):
"""Tell the finder a file has changed"""
file_fss = macfs.FSSpec(dst)
vRefNum, dirID, name = file_fss.as_tuple()
dir_fss = macfs.FSSpec((vRefNum, dirID, ''))
crdate, moddate, bkdate = dir_fss.GetDates()
now = time.time()
if now == moddate:
now = now + 1
try:
dir_fss.SetDates(crdate, now, bkdate)
except macfs.error:
pass
def touched_ae(dst):
"""Tell the finder a file has changed"""
import Finder
f = Finder.Finder()
file_fss = macfs.FSSpec(dst)
vRefNum, dirID, name = file_fss.as_tuple()
dir_fss = macfs.FSSpec((vRefNum, dirID, ''))
f.update(dir_fss)
def copy(src, dst, createpath=0, copydates=1, forcetype=None):
"""Copy a file, including finder info, resource fork, etc"""
if createpath:
mkdirs(os.path.split(dst)[0])
srcfss = macfs.FSSpec(src)
dstfss = macfs.FSSpec(dst)
ifp = open(srcfss.as_pathname(), 'rb')
ofp = open(dstfss.as_pathname(), 'wb')
d = ifp.read(BUFSIZ)
while d:
ofp.write(d)
d = ifp.read(BUFSIZ)
ifp.close()
ofp.close()
ifp = openrf(srcfss.as_pathname(), '*rb')
ofp = openrf(dstfss.as_pathname(), '*wb')
d = ifp.read(BUFSIZ)
while d:
ofp.write(d)
d = ifp.read(BUFSIZ)
ifp.close()
ofp.close()
sf = srcfss.GetFInfo()
df = dstfss.GetFInfo()
df.Creator, df.Type = sf.Creator, sf.Type
if forcetype != None:
df.Type = forcetype
df.Flags = (sf.Flags & (kIsStationary|kNameLocked|kHasBundle|kIsInvisible|kIsAlias))
dstfss.SetFInfo(df)
if copydates:
crdate, mddate, bkdate = srcfss.GetDates()
dstfss.SetDates(crdate, mddate, bkdate)
touched(dstfss)
def copytree(src, dst, copydates=1):
"""Copy a complete file tree to a new destination"""
if os.path.isdir(src):
mkdirs(dst)
files = os.listdir(src)
for f in files:
copytree(os.path.join(src, f), os.path.join(dst, f), copydates)
else:
copy(src, dst, 1, copydates)
|