# Microsoft Installer Library
# (C) 2003 Martin v. Loewis
import win32com.client.gencache
import win32com.client
import pythoncom, pywintypes
from win32com.client import constants
import re, string, os, sets, glob, subprocess, sys, _winreg, struct
try:
basestring
except NameError:
basestring = (str, unicode)
# Partially taken from Wine
datasizemask= 0x00ff
type_valid= 0x0100
type_localizable= 0x0200
typemask= 0x0c00
type_long= 0x0000
type_short= 0x0400
type_string= 0x0c00
type_binary= 0x0800
type_nullable= 0x1000
type_key= 0x2000
# XXX temporary, localizable?
knownbits = datasizemask | type_valid | type_localizable | \
typemask | type_nullable | type_key
# Summary Info Property IDs
PID_CODEPAGE=1
PID_TITLE=2
PID_SUBJECT=3
PID_AUTHOR=4
PID_KEYWORDS=5
PID_COMMENTS=6
PID_TEMPLATE=7
PID_LASTAUTHOR=8
PID_REVNUMBER=9
PID_LASTPRINTED=11
PID_CREATE_DTM=12
PID_LASTSAVE_DTM=13
PID_PAGECOUNT=14
PID_WORDCOUNT=15
PID_CHARCOUNT=16
PID_APPNAME=18
PID_SECURITY=19
def reset():
global _directories
_directories = sets.Set()
def EnsureMSI():
win32com.client.gencache.EnsureModule('{000C1092-0000-0000-C000-000000000046}', 1033, 1, 0)
def EnsureMSM():
try:
win32com.client.gencache.EnsureModule('{0ADDA82F-2C26-11D2-AD65-00A0C9AF11A6}', 0, 1, 0)
except pywintypes.com_error:
win32com.client.gencache.EnsureModule('{0ADDA82F-2C26-11D2-AD65-00A0C9AF11A6}', 0, 2, 0)
_Installer=None
def MakeInstaller():
global _Installer
if _Installer is None:
EnsureMSI()
_Installer = win32com.client.Dispatch('WindowsInstaller.Installer',
resultCLSID='{000C1090-0000-0000-C000-000000000046}')
return _Installer
_Merge=None
def MakeMerge2():
global _Merge
if _Merge is None:
EnsureMSM()
_Merge = win32com.client.Dispatch("Msm.Merge2.1")
return _Merge
class Table:
def __init__(self, name):
self.name = name
self.fields = []
def add_field(self, index, name, type):
self.fields.append((index,name,type))
def sql(self):
fields = []
keys = []
self.fields.sort()
fields = [None]*len(self.fields)
for index, name, type in self.fields:
index -= 1
unk = type & ~knownbits
if unk:
print "%s.%s unknown bits %x" % (self.name, name, unk)
size = type & datasizemask
dtype = type & typemask
if dtype == type_string:
if size:
tname="CHAR(%d)" % size
else:
tname="CHAR"
elif dtype == type_short:
assert size==2
tname = "SHORT"
elif dtype == type_long:
assert size==4
tname="LONG"
elif dtype == type_binary:
assert size==0
tname="OBJECT"
else:
tname="unknown"
print "%s.%sunknown integer type %d" % (self.name, name, size)
if type & type_nullable:
flags = ""
else:
flags = " NOT NULL"
if type & type_localizable:
flags += " LOCALIZABLE"
fields[index] = "`%s` %s%s" % (name, tname, flags)
if type & type_key:
keys.append("`%s`" % name)
fields = ", ".join(fields)
keys = ", ".join(keys)
return "CREATE TABLE %s (%s PRIMARY KEY %s)" % (self.name, fields, keys)
def create(self, db):
v = db.OpenView(self.sql())
v.Execute(None)
v.Close()
class Binary:
def __init__(self, fname):
self.name = fname
def __repr__(self):
return 'msilib.Binary(os.path.join(dirname,"%s"))' % self.name
def gen_schema(destpath, schemapath):
d = MakeInstaller()
schema = d.OpenDatabase(schemapath,
win32com.client.constants.msiOpenDatabaseModeReadOnly)
# XXX ORBER BY
v=schema.OpenView("SELECT * FROM _Columns")
curtable=None
tables = []
v.Execute(None)
f = open(destpath, "wt")
f.write("from msilib import Table\n")
while 1:
r=v.Fetch()
if not r:break
name=r.StringData(1)
if curtable != name:
f.write("\n%s = Table('%s')\n" % (name,name))
curtable = name
tables.append(name)
f.write("%s.add_field(%d,'%s',%d)\n" %
(name, r.IntegerData(2), r.StringData(3), r.IntegerData(4)))
v.Close()
f.write("\ntables=[%s]\n\n" % (", ".join(tables)))
# Fill the _Validation table
f.write("_Validation_records = [\n")
v = schema.OpenView("SELECT * FROM _Validation")
v.Execute(None)
while 1:
r = v.Fetch()
if not r:break
# Table, Column, Nullable
f.write("(%s,%s,%s," %
(`r.StringData(1)`, `r.StringData(2)`, `r.StringData(3)`))
def put_int(i):
if r.IsNull(i):f.write("None, ")
else:f.write("%d," % r.IntegerData(i))
def put_str(i):
if r.IsNull(i):f.write("None, ")
else:f.write("%s," % `r.StringData(i)`)
put_int(4) # MinValue
put_int(5) # MaxValue
put_str(6) # KeyTable
put_int(7) # KeyColumn
put_str(8) # Category
put_str(9) # Set
put_str(10)# Description
f.write("),\n")
f.write("]\n\n")
f.close()
def gen_sequence(destpath, msipath):
dir = os.path.dirname(destpath)
d = MakeInstaller()
seqmsi = d.OpenDatabase(msipath,
win32com.client.constants.msiOpenDatabaseModeReadOnly)
v = seqmsi.OpenView("SELECT * FROM _Tables");
v.Execute(None)
f = open(destpath, "w")
print >>f, "import msilib,os;dirname=os.path.dirname(__file__)"
tables = []
while 1:
r = v.Fetch()
if not r:break
table = r.StringData(1)
tables.append(table)
f.write("%s = [\n" % table)
v1 = seqmsi.OpenView("SELECT * FROM `%s`" % table)
v1.Execute(None)
info = v1.ColumnInfo(constants.msiColumnInfoTypes)
while 1:
r = v1.Fetch()
if not r:break
rec = []
for i in range(1,r.FieldCount+1):
if r.IsNull(i):
rec.append(None)
elif info.StringData(i)[0] in "iI":
rec.append(r.IntegerData(i))
elif info.StringData(i)[0] in "slSL":
rec.append(r.StringData(i))
elif info.StringData(i)[0]=="v":
size = r.DataSize(i)
bytes = r.ReadStream(i, size, constants.msiReadStreamBytes)
bytes = bytes.encode("latin-1") # binary data represented "as-is"
if table == "Binary":
fname = rec[0]+".bin"
open(os.path.join(dir,fname),"wb").write(bytes)
rec.append(Binary(fname))
else:
rec.append(bytes)
else:
raise "Unsupported column type", info.StringData(i)
f.write(repr(tuple(rec))+",\n")
v1.Close()
f.write("]\n\n")
v.Close()
f.write("tables=%s\n" % repr(map(str,tables)))
f.close()
class _Unspecified:pass
def change_sequence(seq, action, seqno=_Unspecified, cond = _Unspecified):
"Change the sequence number of an action in a sequence list"
for i in range(len(seq)):
if seq[i][0] == action:
if cond is _Unspecified:
cond = seq[i][1]
if seqno is _Unspecified:
seqno = seq[i][2]
seq[i] = (action, cond, seqno)
return
raise ValueError, "Action not found in sequence"
def add_data(db, table, values):
d = MakeInstaller()
v = db.OpenView("SELECT * FROM `%s`" % table)
count = v.ColumnInfo(0).FieldCount
r = d.CreateRecord(count)
for value in values:
assert len(value) == count, value
for i in range(count):
field = value[i]
if isinstance(field, (int, long)):
r.SetIntegerData(i+1,field)
elif isinstance(field, basestring):
r.SetStringData(i+1,field)
elif field is None:
pass
elif isinstance(field, Binary):
r.SetStream(i+1, field.name)
else:
raise TypeError, "Unsupported type %s" % field.__class__.__name__
v.Modify(win32com.client.constants.msiViewModifyInsert, r)
r.ClearData()
v.Close()
def add_stream(db, name, path):
d = MakeInstaller()
v = db.OpenView("INSERT INTO _Streams (Name, Data) VALUES ('%s', ?)" % name)
r = d.CreateRecord(1)
r.SetStream(1, path)
v.Execute(r)
v.Close()
def init_database(name, schema,
ProductName, ProductCode, ProductVersion,
Manufacturer,
request_uac = False):
try:
os.unlink(name)
except OSError:
pass
ProductCode = ProductCode.upper()
d = MakeInstaller()
# Create the database
db = d.OpenDatabase(name,
win32com.client.constants.msiOpenDatabaseModeCreate)
# Create the tables
for t in schema.tables:
t.create(db)
# Fill the validation table
add_data(db, "_Validation", schema._Validation_records)
# Initialize the summary information, allowing at most 20 properties
si = db.GetSummaryInformation(20)
si.SetProperty(PID_TITLE, "Installation Database")
si.SetProperty(PID_SUBJECT, ProductName)
si.SetProperty(PID_AUTHOR, Manufacturer)
si.SetProperty(PID_TEMPLATE, msi_type)
si.SetProperty(PID_REVNUMBER, gen_uuid())
if request_uac:
wc = 2 # long file names, compressed, original media
else:
wc = 2 | 8 # +never invoke UAC
si.SetProperty(PID_WORDCOUNT, wc)
si.SetProperty(PID_PAGECOUNT, 200)
si.SetProperty(PID_APPNAME, "Python MSI Library")
# XXX more properties
si.Persist()
add_data(db, "Property", [
("ProductName", ProductName),
("ProductCode", ProductCode),
("ProductVersion", ProductVersion),
("Manufacturer", Manufacturer),
("ProductLanguage", "1033")])
db.Commit()
return db
def add_tables(db, module):
for table in module.tables:
add_data(db, table, getattr(module, table))
def make_id(str):
#str = str.replace(".", "_") # colons are allowed
str = str.replace(" ", "_")
str = str.replace("-", "_")
str = str.replace("+", "_")
if str[0] in string.digits:
str = "_"+str
assert re.match("^[A-Za-z_][A-Za-z0-9_.]*$", str), "FILE"+str
return str
def gen_uuid():
return str(pythoncom.CreateGuid())
class CAB:
def __init__(self, name):
self.name = name
self.file = open(name+".txt", "wt")
self.filenames = sets.Set()
self.index = 0
def gen_id(self, dir, file):
logical = _logical = make_id(file)
pos = 1
while logical in self.filenames:
logical = "%s.%d" % (_logical, pos)
pos += 1
self.filenames.add(logical)
return logical
def append(self, full, file, logical = None):
if os.path.isdir(full):
return
if not logical:
logical = self.gen_id(dir, file)
self.index += 1
if full.find(" ")!=-1:
print >>self.file, '"%s" %s' % (full, logical)
else:
print >>self.file, '%s %s' % (full, logical)
return self.index, logical
def commit(self, db):
self.file.close()
try:
os.unlink(self.name+".cab")
except OSError:
pass
for k, v in [(r"Software\Microsoft\VisualStudio\7.1\Setup\VS", "VS7CommonBinDir"),
(r"Software\Microsoft\VisualStudio\8.0\Setup\VS", "VS7CommonBinDir"),
(r"Software\Microsoft\VisualStudio\9.0\Setup\VS", "VS7CommonBinDir"),
(r"Software\Microsoft\Win32SDK\Directories", "Install Dir"),
]:
try:
key = _winreg.OpenKey(_winreg.HKEY_LOCAL_MACHINE, k)
dir = _winreg.QueryValueEx(key, v)[0]
_winreg.CloseKey(key)
except (WindowsError, IndexError):
continue
cabarc = os.path.join(dir, r"Bin", "cabarc.exe")
if not os.path.exists(cabarc):
continue
break
else:
print "WARNING: cabarc.exe not found in registry"
cabarc = "cabarc.exe"
cmd = r'"%s" -m lzx:21 n %s.cab @%s.txt' % (cabarc, self.name, self.name)
p = subprocess.Popen(cmd, shell=True, stdin=subprocess.PIPE,
stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
for line in p.stdout:
if line.startswith(" -- adding "):
sys.stdout.write(".")
else:
sys.stdout.write(line)
sys.stdout.flush()
if not os.path.exists(self.name+".cab"):
raise IOError, "cabarc failed"
add_data(db, "Media",
[(1, self.index, None, "#"+self.name, None, None)])
add_stream(db, self.name, self.name+".cab")
os.unlink(self.name+".txt")
os.unlink(self.name+".cab")
db.Commit()
_directories = sets.Set()
class Directory:
def __init__(self, db, cab, basedir, physical, _logical, default, componentflags=None):
"""Create a new directory in the Directory table. There is a current component
at each point in time for the directory, which is either explicitly created
through start_component, or implicitly when files are added for the first
time. Files are added into the current component, and into the cab file.
To create a directory, a base directory object needs to be specified (can be
None), the path to the physical directory, and a logical directory name.
Default specifies the DefaultDir slot in the directory table. componentflags
specifies the default flags that new components get."""
index = 1
_logical = make_id(_logical)
logical = _logical
while logical in _directories:
logical = "%s%d" % (_logical, index)
index += 1
_directories.add(logical)
self.db = db
self.cab = cab
self.basedir = basedir
self.physical = physical
self.logical = logical
self.component = None
self.short_names = sets.Set()
self.ids = sets.Set()
self.keyfiles = {}
self.componentflags = componentflags
if basedir:
self.absolute = os.path.join(basedir.absolute, physical)
blogical = basedir.logical
else:
self.absolute = physical
blogical = None
add_data(db, "Directory", [(logical, blogical, default)])
def start_component(self, component = None, feature = None, flags = None, keyfile = None, uuid=None):
"""Add an entry to the Component table, and make this component the current for this
directory. If no component name is given, the directory name is used. If no feature
is given, the current feature is used. If no flags are given, the directory's default
flags are used. If no keyfile is given, the KeyPath is left null in the Component
table."""
if flags is None:
flags = self.componentflags
if uuid is None:
uuid = gen_uuid()
else:
uuid = uuid.upper()
if component is None:
component = self.logical
self.component = component
if Win64:
flags |= 256
if keyfile:
keyid = self.cab.gen_id(self.absolute, keyfile)
self.keyfiles[keyfile] = keyid
else:
keyid = None
add_data(self.db, "Component",
[(component, uuid, self.logical, flags, None, keyid)])
if feature is None:
feature = current_feature
add_data(self.db, "FeatureComponents",
[(feature.id, component)])
def make_short(self, file):
file = re.sub(r'[\?|><:/*"+,;=\[\]]', '_', file) # restrictions on short names
prefix, _, suffix = file.upper().rpartition(".")
if len(prefix) <= 8 and (not suffix or len(suffix)<=3):
if suffix:
file = prefix+"."+suffix
else:
file = prefix
assert file not in self.short_names
else:
prefix = prefix[:6]
if suffix:
suffix = suffix[:3]
pos = 1
while 1:
if suffix:
file = "%s~%d.%s" % (prefix, pos, suffix)
else:
file = "%s~%d" % (prefix, pos)
if file not in self.short_names: break
pos += 1
assert pos < 10000
if pos in (10, 100, 1000):
prefix = prefix[:-1]
self.short_names.add(file)
return file
def add_file(self, file, src=None, version=None, language=None):
"""Add a file to the current component of the directory, starting a new one
if there is no current component. By default, the file name in the source
and the file table will be identical. If the src file is specified, it is
interpreted relative to the current directory. Optionally, a version and a
language can be specified for the entry in the File table."""
if not self.component:
self.start_component(self.logical, current_feature)
if not src:
# Allow relative paths for file if src is not specified
src = file
file = os.path.basename(file)
absolute = os.path.join(self.absolute, src)
assert not re.search(r'[\?|><:/*]"', file) # restrictions on long names
if self.keyfiles.has_key(file):
logical = self.keyfiles[file]
else:
logical = None
sequence, logical = self.cab.append(absolute, file, logical)
assert logical not in self.ids
self.ids.add(logical)
short = self.make_short(file)
full = "%s|%s" % (short, file)
filesize = os.stat(absolute).st_size
# constants.msidbFileAttributesVital
# Compressed omitted, since it is the database default
# could add r/o, system, hidden
attributes = 512
add_data(self.db, "File",
[(logical, self.component, full, filesize, version,
language, attributes, sequence)])
if not version:
# Add hash if the file is not versioned
filehash = MakeInstaller().FileHash(absolute, 0)
add_data(self.db, "MsiFileHash",
[(logical, 0, filehash.IntegerData(1),
filehash.IntegerData(2), filehash.IntegerData(3),
filehash.IntegerData(4))])
# Automatically remove .pyc/.pyo files on uninstall (2)
# XXX: adding so many RemoveFile entries makes installer unbelievably
# slow. So instead, we have to use wildcard remove entries
# if file.endswith(".py"):
# add_data(self.db, "RemoveFile",
# [(logical+"c", self.component, "%sC|%sc" % (short, file),
# self.logical, 2),
# (logical+"o", self.component, "%sO|%so" % (short, file),
# self.logical, 2)])
def glob(self, pattern, exclude = None):
"""Add a list of files to the current component as specified in the
glob pattern. Individual files can be excluded in the exclude list."""
files = glob.glob1(self.absolute, pattern)
for f in files:
if exclude and f in exclude: continue
self.add_file(f)
return files
def remove_pyc(self):
"Remove .pyc/.pyo files on uninstall"
add_data(self.db, "RemoveFile",
[(self.component+"c", self.component, "*.pyc", self.logical, 2),
(self.component+"o", self.component, "*.pyo", self.logical, 2)])
def removefile(self, key, pattern):
"Add a RemoveFile entry"
add_data(self.db, "RemoveFile", [(self.component+key, self.component, pattern, self.logical, 2)])
class Feature:
def __init__(self, db, id, title, desc, display, level = 1,
parent=None, directory = None, attributes=0):
self.id = id
if parent:
parent = parent.id
add_data(db, "Feature",
[(id, parent, title, desc, display,
level, directory, attributes)])
def set_current(self):
global current_feature
current_feature = self
class Control:
def __init__(self, dlg, name):
self.dlg = dlg
self.name = name
def event(self, ev, arg, cond = "1", order = None):
add_data(self.dlg.db, "ControlEvent",
[(self.dlg.name, self.name, ev, arg, cond, order)])
def mapping(self, ev, attr):
add_data(self.dlg.db, "EventMapping",
[(self.dlg.name, self.name, ev, attr)])
def condition(self, action, condition):
add_data(self.dlg.db, "ControlCondition",
[(self.dlg.name, self.name, action, condition)])
class RadioButtonGroup(Control):
def __init__(self, dlg, name, property):
self.dlg = dlg
self.name = name
self.property = property
self.index = 1
def add(self, name, x, y, w, h, text, value = None):
if value is None:
value = name
add_data(self.dlg.db, "RadioButton",
[(self.property, self.index, value,
x, y, w, h, text, None)])
self.index += 1
class Dialog:
def __init__(self, db, name, x, y, w, h, attr, title, first, default, cancel):
self.db = db
self.name = name
self.x, self.y, self.w, self.h = x,y,w,h
add_data(db, "Dialog", [(name, x,y,w,h,attr,title,first,default,cancel)])
def control(self, name, type, x, y, w, h, attr, prop, text, next, help):
add_data(self.db, "Control",
[(self.name, name, type, x, y, w, h, attr, prop, text, next, help)])
return Control(self, name)
def text(self, name, x, y, w, h, attr, text):
return self.control(name, "Text", x, y, w, h, attr, None,
text, None, None)
def bitmap(self, name, x, y, w, h, text):
return self.control(name, "Bitmap", x, y, w, h, 1, None, text, None, None)
def line(self, name, x, y, w, h):
return self.control(name, "Line", x, y, w, h, 1, None, None, None, None)
def pushbutton(self, name, x, y, w, h, attr, text, next):
return self.control(name, "PushButton", x, y, w, h, attr, None, text, next, None)
def radiogroup(self, name, x, y, w, h, attr, prop, text, next):
add_data(self.db, "Control",
[(self.name, name, "RadioButtonGroup",
x, y, w, h, attr, prop, text, next, None)])
return RadioButtonGroup(self, name, prop)
def checkbox(self, name, x, y, w, h, attr, prop, text, next):
return self.control(name, "CheckBox", x, y, w, h, attr, prop, text, next, None)
def pe_type(path):
header = open(path, "rb").read(1000)
# offset of PE header is at offset 0x3c
pe_offset = struct.unpack("<i", header[0x3c:0x40])[0]
assert header[pe_offset:pe_offset+4] == "PE\0\0"
machine = struct.unpack("<H", header[pe_offset+4:pe_offset+6])[0]
return machine
def set_arch_from_file(path):
global msi_type, Win64, arch_ext
machine = pe_type(path)
if machine == 0x14c:
# i386
msi_type = "Intel"
Win64 = 0
arch_ext = ''
elif machine == 0x200:
# Itanium
msi_type = "Intel64"
Win64 = 1
arch_ext = '.ia64'
elif machine == 0x8664:
# AMD64
msi_type = "x64"
Win64 = 1
arch_ext = '.amd64'
else:
raise ValueError, "Unsupported architecture"
msi_type += ";1033"