320 lines
9.8 KiB
Python
Executable File
320 lines
9.8 KiB
Python
Executable File
#!/usr/bin/env python
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# -*- Mode: python -*-
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#
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# Copyright (C) 2000-2002 The ViewCVS Group. All Rights Reserved.
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#
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# By using this file, you agree to the terms and conditions set forth in
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# the LICENSE.html file which can be found at the top level of the ViewCVS
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# distribution or at http://viewcvs.sourceforge.net/license-1.html.
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#
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# Contact information:
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# Greg Stein, PO Box 760, Palo Alto, CA, 94302
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# gstein@lyra.org, http://viewcvs.sourceforge.net/
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#
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# -----------------------------------------------------------------------
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#
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# install script for viewcvs -- temporary?
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#
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# ### this will eventually be replaced by autoconf plus tools. an
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# ### interactive front-end to ./configure may be provided.
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#
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# -----------------------------------------------------------------------
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#
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import os
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import sys
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import string
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import re
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import traceback
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import py_compile
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import StringIO
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# get access to our library modules
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sys.path.insert(0, os.path.join(os.path.dirname(sys.argv[0]), 'lib'))
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import compat
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import viewcvs
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import ndiff
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version = viewcvs.__version__
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## installer text
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INFO_TEXT = """\
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This is the ViewCVS %s installer.
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It will allow you to choose the install path for ViewCVS. You will
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now be asked some installation questions.
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Defaults are given in square brackets. Just hit [Enter] if a default
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is okay.
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""" % version
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## installer defaults
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if sys.platform == "win32":
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pf = os.getenv("ProgramFiles", "C:\\Program Files")
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ROOT_DIR = os.path.join(pf, "viewcvs-" + version)
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else:
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ROOT_DIR = "/usr/local/viewcvs-" + version
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## list of files for installation
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## tuple (source path, destination path, install mode, true/false flag for
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## search-and-replace, flag or text for prompt before replace,
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## compile_it)
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##
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FILE_INFO_LIST = [
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("cgi/viewcvs.cgi", "cgi/viewcvs.cgi", 0755, 1, 0, 0),
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("cgi/query.cgi", "cgi/query.cgi", 0755, 1, 0, 0),
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("standalone.py", "standalone.py", 0755, 1, 0, 0),
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("cgi/viewcvs.conf.dist", "viewcvs.conf", 0644, 1,
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"""Note: If you are upgrading from viewcvs-0.7 or earlier:
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The section [text] has been removed from viewcvs.conf. The functionality
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went into the new files in subdirectory templates.""", 0),
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("cgi/cvsgraph.conf.dist", "cvsgraph.conf", 0644, 0, 1, 0),
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("tools/loginfo-handler", "loginfo-handler", 0755, 1, 0, 0),
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("tools/cvsdbadmin", "cvsdbadmin", 0755, 1, 0, 0),
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("tools/make-database", "make-database", 0755, 1, 0, 0),
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]
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if sys.platform == "win32":
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FILE_INFO_LIST.extend([
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("windows/viewcvs.asp", "windows/viewcvs.asp", 0755, 1, 0, 0),
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("windows/query.asp", "windows/query.asp", 0755, 1, 0, 0),
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("windows/viewcvs.py", "windows/viewcvs.py", 0755, 1, 0, 0),
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("windows/query.py", "windows/query.py", 0755, 1, 0, 0),
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("windows/htaccess.mod_python", "windows/htaccess.mod_python", 0755, 1, 0, 0)
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])
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TREE_LIST = [
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("lib", "lib", 0),
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("website", "doc", 0),
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("templates", "templates", 1),
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]
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# used to escape substitution strings passed to re.sub(). re.escape() is no
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# good because it blindly puts backslashes in front of anything that is not
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# a number or letter regardless of whether the resulting sequence will be
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# interpreted.
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def ReEscape(str):
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return string.replace(str, "\\", "\\\\")
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# Used to escape backslashes and quotes in apache options
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def ApacheEscape(str):
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return re.sub(_re_apache, r"\\\g<0>", str)
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_re_apache = re.compile("[\\\\\"]")
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def Error(text, etype=None, evalue=None):
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print
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print "[ERROR] %s" % text
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if etype:
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print '[ERROR] ',
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traceback.print_exception(etype, evalue, None, file=sys.stdout)
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sys.exit(1)
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def MkDir(path):
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try:
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compat.makedirs(path)
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except os.error, e:
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if e[0] == 17:
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# EEXIST: file exists
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return
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if e[0] == 13:
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# EACCES: permission denied
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Error("You do not have permission to create directory %s" % path)
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Error("Unknown error creating directory %s" % path, OSError, e)
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def SetOnePath(contents, var, value):
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pattern = re.compile('^' + var + r'\s*=\s*.*$', re.MULTILINE)
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repl = '%s = r"%s"' % (var, os.path.join(ROOT_DIR, value))
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return re.sub(pattern, ReEscape(repl), contents)
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def SetPythonPaths(contents):
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if contents[:2] == '#!':
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shbang = '#!' + sys.executable
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contents = re.sub('^#![^\n]*', ReEscape(shbang), contents)
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contents = re.sub("<VIEWCVS_INSTALL_DIRECTORY>", ReEscape(ROOT_DIR), contents)
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apacheDir = ApacheEscape(os.path.join(ROOT_DIR, 'lib'))
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contents = re.sub("<VIEWCVS_APACHE_LIBRARY_DIRECTORY>", ReEscape(apacheDir), contents)
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contents = SetOnePath(contents, 'LIBRARY_DIR', 'lib')
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contents = SetOnePath(contents, 'CONF_PATHNAME', 'viewcvs.conf')
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return contents
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def InstallFile(src_path, dest_path, mode, set_python_paths, prompt_replace,
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compile_it):
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dest_path = os.path.join(ROOT_DIR, dest_path)
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if prompt_replace and os.path.exists(dest_path):
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# Collect ndiff output from ndiff
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sys.stdout = StringIO.StringIO()
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ndiff.main([dest_path,src_path])
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ndiff_output = sys.stdout.getvalue()
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# Return everything to normal
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sys.stdout = sys.__stdout__
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# Collect the '+ ' and '- ' lines
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# total collects the difference lines to be printed later
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total = ""
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# I use flag to throw out match lines.
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flag = 1
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for line in string.split(ndiff_output,'\n'):
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# Print line if it is a difference line
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if line[:2] == "+ " or line[:2] == "- " or line[:2] == "? ":
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total = total + line + "\n"
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flag = 1
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else:
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# Compress lines that are the same to print one blank line
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if flag:
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total = total + "\n"
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flag = 0
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if total == "\n":
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print " File %s exists,\n but there is no difference between target and source files.\n" % (dest_path)
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return
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if type(prompt_replace) == type(""):
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print prompt_replace
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while 1:
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temp = raw_input("\n File %s\n exists and is different from source file.\n DO YOU WANT TO,\n overwrite [o]\n do not overwrite [d]\n view differences [v]: " % (dest_path))
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print
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temp = string.lower(temp[0])
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if temp == "d":
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return
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if temp == "v":
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print total
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print "\nLEGEND\n A leading '- ' indicates line to remove from installed file\n A leading '+ ' indicates line to add to installed file\n A leading '? ' shows intraline differences."
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if temp == "o":
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ReplaceFile(src_path, dest_path, mode, set_python_paths, prompt_replace, compile_it)
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return
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else:
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ReplaceFile(src_path, dest_path, mode, set_python_paths, prompt_replace, compile_it)
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return
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def ReplaceFile(src_path, dest_path, mode, set_python_paths, prompt_replace, compile_it):
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try:
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contents = open(src_path, "rb").read()
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except IOError, e:
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Error(str(e))
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if set_python_paths:
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contents = SetPythonPaths(contents)
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## write the file to the destination location
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path, basename = os.path.split(dest_path)
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MkDir(path)
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try:
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open(dest_path, "wb").write(contents)
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except IOError, e:
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if e[0] == 13:
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# EACCES: permission denied
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Error("You do not have permission to write file %s" % dest_path)
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Error("Unknown error writing file %s" % dest_path, IOError, e)
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os.chmod(dest_path, mode)
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if compile_it:
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py_compile.compile(dest_path)
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return
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def install_tree(src_path, dst_path, prompt_replace):
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files = os.listdir(src_path)
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files.sort()
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for fname in files:
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# eliminate some items which appear in a development area
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if fname == 'CVS' or fname[-4:] == '.pyc' or fname[-5:] == '.orig' \
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or fname[-4:] == '.rej' or fname[0] == '.':
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continue
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src = os.path.join(src_path, fname)
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dst = os.path.join(dst_path, fname)
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if os.path.isdir(src):
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install_tree(src, dst, prompt_replace)
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else:
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print " ", src
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compile_it = fname[-3:] == '.py'
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# set the paths in all Python files -- it doesn't hurt to do a
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# search/replace on these files even if they don't have the
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# special symbols.
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set_paths = compile_it
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InstallFile(src, dst, 0644, set_paths, prompt_replace, compile_it)
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# prompt to delete all .py and .pyc files that don't belong in installation
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full_dst_path = os.path.join(ROOT_DIR, dst_path)
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for fname in os.listdir(full_dst_path):
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if not os.path.isfile(os.path.join(full_dst_path, fname)) or \
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not ((fname[-3:] == '.py' and fname not in files) or
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(fname[-4:] == '.pyc' and fname[:-1] not in files)):
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continue
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while 1:
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temp = raw_input("\n File %s does not belong in ViewCVS %s.\n DO YOU WANT TO,\n delete [d]\n leave as is [l]: " % (os.path.join(dst_path, fname), version))
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print
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temp = string.lower(temp[0])
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if temp == "l":
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break
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if temp == "d":
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os.unlink(os.path.join(full_dst_path, fname))
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break
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## MAIN
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if __name__ == "__main__":
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print INFO_TEXT
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## get the install path
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temp = raw_input("Installation Path [%s]: " % ROOT_DIR)
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temp = string.strip(temp)
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if len(temp):
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ROOT_DIR = temp
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## install the files
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print
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print "Installing ViewCVS to:", ROOT_DIR
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for args in FILE_INFO_LIST:
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print " ", args[0]
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apply(InstallFile, args)
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for args in TREE_LIST:
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apply(install_tree, args)
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print """
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ViewCVS File Installation Complete
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Consult INSTALL for detailed information to finish the installation
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and configure ViewCVS for your system.
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Overview of remaining steps:
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1) Edit the %s file.
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2) Configure an existing web server to run (or copy to cgi-bin)
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%s.
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OR
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Run the web server that comes with ViewCVS at
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%s.
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""" % (
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os.path.join(ROOT_DIR, 'viewcvs.conf'),
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os.path.join(ROOT_DIR, 'cgi', 'viewcvs.cgi'),
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os.path.join(ROOT_DIR, 'standalone.py'))
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