summaryrefslogtreecommitdiff
path: root/contrib/fast-import/import-zips.py
blob: d12c2962230b80b5e6310ade8424d9b60cc37d20 (plain)
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
#!/usr/bin/env python
 
## zip archive frontend for git-fast-import
##
## For example:
##
##  mkdir project; cd project; git init
##  python import-zips.py *.zip
##  git log --stat import-zips
 
from os import popen, path
from sys import argv, exit, hexversion, stderr
from time import mktime
from zipfile import ZipFile
 
if hexversion < 0x01060000:
    # The limiter is the zipfile module
    stderr.write("import-zips.py: requires Python 1.6.0 or later.\n")
    exit(1)
 
if len(argv) < 2:
    print 'usage:', argv[0], '<zipfile>...'
    exit(1)
 
branch_ref = 'refs/heads/import-zips'
committer_name = 'Z Ip Creator'
committer_email = 'zip@example.com'
 
fast_import = popen('git fast-import --quiet', 'w')
def printlines(list):
    for str in list:
        fast_import.write(str + "\n")
 
for zipfile in argv[1:]:
    commit_time = 0
    next_mark = 1
    common_prefix = None
    mark = dict()
 
    zip = ZipFile(zipfile, 'r')
    for name in zip.namelist():
        if name.endswith('/'):
            continue
        info = zip.getinfo(name)
 
        if commit_time < info.date_time:
            commit_time = info.date_time
        if common_prefix == None:
            common_prefix = name[:name.rfind('/') + 1]
        else:
            while not name.startswith(common_prefix):
                last_slash = common_prefix[:-1].rfind('/') + 1
                common_prefix = common_prefix[:last_slash]
 
        mark[name] = ':' + str(next_mark)
        next_mark += 1
 
        printlines(('blob', 'mark ' + mark[name], \
                    'data ' + str(info.file_size)))
        fast_import.write(zip.read(name) + "\n")
 
    committer = committer_name + ' <' + committer_email + '> %d +0000' % \
        mktime(commit_time + (0, 0, 0))
 
    printlines(('commit ' + branch_ref, 'committer ' + committer, \
        'data <<EOM', 'Imported from ' + zipfile + '.', 'EOM', \
        '', 'deleteall'))
 
    for name in mark.keys():
        fast_import.write('M 100644 ' + mark[name] + ' ' +
            name[len(common_prefix):] + "\n")
 
    printlines(('',  'tag ' + path.basename(zipfile), \
        'from ' + branch_ref, 'tagger ' + committer, \
        'data <<EOM', 'Package ' + zipfile, 'EOM', ''))
 
if fast_import.close():
    exit(1)