# -*- coding: iso-8859-1 -*-

# Copyright (C) 2005 Martin v. Löwis

# Licensed to PSF under a Contributor Agreement.

from _msi import *

import os, string, re

Win64=0

# 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

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 _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):

    v = db.OpenView("SELECT * FROM `%s`" % table)

    count = v.GetColumnInfo(MSICOLINFO_NAMES).GetFieldCount()

    r = 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.SetInteger(i+1,field)

            elif isinstance(field, basestring):

                r.SetString(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__

        try:

            v.Modify(MSIMODIFY_INSERT, r)

        except Exception, e:

            raise MSIError("Could not insert "+repr(values)+" into "+table)

        r.ClearData()

    v.Close()

def add_stream(db, name, path):

    v = db.OpenView("INSERT INTO _Streams (Name, Data) VALUES ('%s', ?)" % name)

    r = CreateRecord(1)

    r.SetStream(1, path)

    v.Execute(r)

    v.Close()

def init_database(name, schema,

                  ProductName, ProductCode, ProductVersion,

                  Manufacturer):

    try:

        os.unlink(name)

    except OSError:

        pass

    ProductCode = ProductCode.upper()

    # Create the database

    db = OpenDatabase(name, MSIDBOPEN_CREATE)

    # 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 atmost 20 properties

    si = db.GetSummaryInformation(20)

    si.SetProperty(PID_TITLE, "Installation Database")

    si.SetProperty(PID_SUBJECT, ProductName)

    si.SetProperty(PID_AUTHOR, Manufacturer)

    if Win64:

        si.SetProperty(PID_TEMPLATE, "Intel64;1033")

    else:

        si.SetProperty(PID_TEMPLATE, "Intel;1033")

    si.SetProperty(PID_REVNUMBER, gen_uuid())

    si.SetProperty(PID_WORDCOUNT, 2) # long file names, compressed, original media

    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("-", "_")

    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 "{"+UuidCreate().upper()+"}"

class CAB:

    def __init__(self, name):

        self.name = name

        self.files = []

        self.filenames = set()

        self.index = 0

    def gen_id(self, 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):

        if os.path.isdir(full):

            return

        if not logical:

            logical = self.gen_id(file)

        self.index += 1

        self.files.append((full, logical))

        return self.index, logical

    def commit(self, db):

        from tempfile import mktemp

        filename = mktemp()

        FCICreate(filename, self.files)

        add_data(db, "Media",

                [(1, self.index, None, "#"+self.name, None, None)])

        add_stream(db, self.name, filename)

        os.unlink(filename)

        db.Commit()

_directories = 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 = set()

        self.ids = 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):

        parts = file.split(".")

        if len(parts)>1:

            suffix = parts[-1].upper()

        else:

            suffix = None

        prefix = parts[0].upper()

        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)

        assert not re.search(r'[\?|><:/*"+,;=\[\]]', file) # restrictions on short names

        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

        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, 0)

        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 = 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)])

        return logical

    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)])

class Binary:

    def __init__(self, fname):

        self.name = fname

    def __repr__(self):

        return 'msilib.Binary(os.path.join(dirname,"%s"))' % self.name

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, event, argument, condition = "1", ordering = None):

        add_data(self.dlg.db, "ControlEvent",

                 [(self.dlg.name, self.name, event, argument,

                   condition, ordering)])

    def mapping(self, event, attribute):

        add_data(self.dlg.db, "EventMapping",

                 [(self.dlg.name, self.name, event, attribute)])

    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)