install.py

开源游戏代码

#!/usr/bin/env python
# $Id: install.py,v 1.7 2002/01/04 11:12:33 marijn Exp $

################# INSTALLER CODE ##################
##### Only touch if you know what your doing! #####
## For configuration changes go to install.cfg ####
###################################################

import sys
import os
import glob
import shutil

files = {}

execfile("./install.cfg")

if os.path.exists('./DEVELOPER'): # If we are developer
    # change some settings. it will install into $HOME/test/
    # and simlinking the files. 
    print prefix
    for i in files.keys():
        s = files[i]
        s = s.replace(prefix, os.environ['HOME'] + '/test/')
        files[i] = s       
    MakeSimLinks = 1 # force symlinks for development. 

class Installer:
    def __init__(self, files):
        cwd = os.getcwd()
        self.root = Root()
        for k in files.keys():
            f = cwd + "/" + k
            t = files[k]
            self.root.build(f, t)
            
    def install(self):
        print "--- Looking good, starting installation ---"
        self.root.start()

class Item:
    def __init__(self, parent, name):
        self.parent = parent
        self.name = name
        self.children = {}
    def path(self):
        if(self.parent):
            return self.parent.path() + "/" + self.name
        else:
            return self.name
    def build(self, f, t):
        path = t[1:]
        p = path.find('/')
        if(p == -1):
            childName = path
            childType = File
            to = self.path()
        else:
            to = path[p:]
            childName = path[0:p]
            childType = Directory

        if(self.children.has_key(childName)):
            child = self.children[childName]
        else:
            child = childType(self, childName)
            self.children[childName] = child
            #print "p = %2d, parent = %s, name = %s, path = %s" % (p, self.path(), childName, to)
        child.build(f, to)
    def walk(self):
        self.install()
        for i in self.children.values():
            i.walk()
    def install(self):
        raise "Abstract method", "This method shouldn't be called directly"
    
class Root(Item):
    def __init__(self):
        self.name = self.parent = '/'
        self.children = {}
    def path(self):
        return ""
    def start(self):
        self.walk()
    def install(self):
        pass
    
class Directory(Item):
    def install(self):
        if os.path.exists(self.path()):
            print "%s already exists, skipping" % self.path()
        else:
            print "make directory %s" % self.path()
            try:
                os.mkdir(self.path())
            except OSError, e:
                print e
                sys.exit(1)

class File(Item):
    def build(self, f, t):
        self.children = self.findFiles(f)
        self.to = t
    def findFiles(self, f):
        res = []
        if f[-1] == "/": f = f + "*"
        if os.path.isdir(f) : f = f + "/*"
        if os.path.isfile(f):
            res.append(f)
        else:
            res = glob.glob(f)
        return res
    def walk(self):
        for i in self.children:
            self.install(i, self.to)
    def install(self, src, dest):
        p = src.rfind("/")
        name = src[p:]
        dest = dest + name
        if MakeSimLinks:
            if os.path.exists(dest):
                print "%s already exists, replacing with Symlink from %s" % (dest, src)
                os.unlink(dest)
            else:
                print "symLink %s -> %s" % (src, dest)
            os.symlink(src, dest)
        else:
            if os.path.exists(dest):
                print "%s already exists, replacing with %s" % (dest, src)
            else:
                print "copy %s -> %s" % (src, dest)
            shutil.copy(src, dest)

i = Installer(files)
i.install()

# $Log: install.py,v $
# Revision 1.7  2002/01/04 11:12:33  marijn
# Added developer configuration via ./DEVELOPER file
#
# Revision 1.6  2002/01/03 22:07:26  marijn
# Noved installer config to install.cfg
#
# Revision 1.5  2002/01/03 16:25:51  marijn
# Fixed execution bits on installed files.
#
# Revision 1.4  2002/01/03 14:38:39  marijn
# Now works when files already exist, and other fixes.
#
# Revision 1.3  2001/12/31 22:35:10  marijn
# Now works, still needs more testing.
#
# Revision 1.2  2001/12/31 02:41:07  marijn
# Much improved installer, still doesn't install thou..
#