|
|
#!/usr/bin/env python
|
|
|
""" A script/util to upgrade all files in a directory
|
|
|
|
|
|
This is rather conservative in its approach, only copying/overwriting
|
|
|
new and unedited files.
|
|
|
|
|
|
To be used by "upgrade" feature.
|
|
|
"""
|
|
|
from IPython.Extensions.path import path
|
|
|
import md5,pickle
|
|
|
|
|
|
def showdiff(old,new):
|
|
|
import difflib
|
|
|
d = difflib.Differ()
|
|
|
lines = d.compare(old.lines(),new.lines())
|
|
|
realdiff = False
|
|
|
for l in lines:
|
|
|
print l,
|
|
|
if not realdiff and not l[0].isspace():
|
|
|
realdiff = True
|
|
|
return realdiff
|
|
|
|
|
|
def upgrade_dir(srcdir, tgtdir):
|
|
|
""" Copy over all files in srcdir to tgtdir w/ native line endings
|
|
|
|
|
|
Creates .upgrade_report in tgtdir that stores md5sums of all files
|
|
|
to notice changed files b/w upgrades.
|
|
|
"""
|
|
|
|
|
|
def pr(s):
|
|
|
print s
|
|
|
|
|
|
def ignorable(p):
|
|
|
if p.lower().startswith('.svn') or p.startswith('ipythonrc'):
|
|
|
return True
|
|
|
return False
|
|
|
|
|
|
|
|
|
modded = []
|
|
|
files = [path(srcdir).relpathto(p) for p in path(srcdir).walkfiles()]
|
|
|
#print files
|
|
|
rep = tgtdir / '.upgrade_report'
|
|
|
try:
|
|
|
rpt = pickle.load(rep.open())
|
|
|
except:
|
|
|
rpt = {}
|
|
|
|
|
|
for f in files:
|
|
|
if ignorable(f):
|
|
|
continue
|
|
|
src = srcdir / f
|
|
|
tgt = tgtdir / f
|
|
|
if not tgt.isfile():
|
|
|
pr("Creating %s" % str(tgt))
|
|
|
|
|
|
tgt.write_text(src.text())
|
|
|
rpt[str(tgt)] = md5.new(tgt.text()).hexdigest()
|
|
|
else:
|
|
|
cont = tgt.text()
|
|
|
sum = rpt.get(str(tgt), None)
|
|
|
#print sum
|
|
|
if sum and md5.new(cont).hexdigest() == sum:
|
|
|
pr("Unedited, installing new %s" % tgt)
|
|
|
rpt[str(tgt)] = md5.new(tgt.text()).hexdigest()
|
|
|
else:
|
|
|
pr(' == Modified, skipping %s, diffs below == ' % tgt)
|
|
|
#rpt[str(tgt)] = md5.new(tgt.bytes()).hexdigest()
|
|
|
real = showdiff(tgt,src)
|
|
|
pr('') # empty line
|
|
|
if not real:
|
|
|
pr("(Ok, it wasn't that different at all, upgrading checksum)")
|
|
|
rpt[str(tgt)] = md5.new(tgt.text()).hexdigest()
|
|
|
else:
|
|
|
modded.append(tgt)
|
|
|
|
|
|
#print rpt
|
|
|
pickle.dump(rpt, rep.open('w'))
|
|
|
if modded:
|
|
|
print "\n\nDelete the following files manually if you need a full upgrade:"
|
|
|
for m in modded:
|
|
|
print m
|
|
|
|
|
|
|
|
|
import sys
|
|
|
if __name__ == "__main__":
|
|
|
upgrade_dir(path(sys.argv[1]), path(sys.argv[2]))
|
|
|
|
|
|
|
|
|
|
