Mercurial > ift6266
diff pycaptcha/setup/my_install_data.py @ 87:4775b4195b4b
code pour la generation de captchas
author | goldfinger |
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date | Thu, 11 Feb 2010 05:09:46 -0500 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/pycaptcha/setup/my_install_data.py Thu Feb 11 05:09:46 2010 -0500 @@ -0,0 +1,191 @@ +"""my_install_data.py + +Provides a more sophisticated facility to install data files +than distutils' install_data does. +You can specify your files as a template like in MANIFEST.in +and you have more control over the copy process. + +Copyright 2000 by Rene Liebscher, Germany. + +Permission is hereby granted, free of charge, to any person obtaining +a copy of this software and associated documentation files (the +"Software"), to deal in the Software without restriction, including +without limitation the rights to use, copy, modify, merge, publish, +distribute, sublicense, and/or sell copies of the Software, and to +permit persons to whom the Software is furnished to do so, subject to +the following conditions: + +The above copyright notice and this permission notice shall be included +in all copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, +EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY +CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, +TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE +SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + +Note: +This licence is only for this file. +PyOpenGL has its own licence. (it is almost identical.) +""" + +# created 2000/08/01, Rene Liebscher <R.Liebscher@gmx.de> + +########################################################################### +# import some modules we need + +import os,sys,string +from types import StringType,TupleType,ListType +from distutils.util import change_root +from distutils.filelist import FileList +from distutils.command.install_data import install_data + +########################################################################### +# a container class for our more sophisticated install mechanism + +class Data_Files: + """ container for list of data files. + supports alternate base_dirs e.g. 'install_lib','install_header',... + supports a directory where to copy files + supports templates as in MANIFEST.in + supports preserving of paths in filenames + eg. foo/xyz is copied to base_dir/foo/xyz + supports stripping of leading dirs of source paths + eg. foo/bar1/xyz, foo/bar2/abc can be copied to bar1/xyz, bar2/abc + """ + + def __init__(self,base_dir=None,files=None,copy_to=None,template=None,preserve_path=0,strip_dirs=0): + self.base_dir = base_dir + self.files = files + self.copy_to = copy_to + self.template = template + self.preserve_path = preserve_path + self.strip_dirs = strip_dirs + self.finalized = 0 + + def warn (self, msg): + sys.stderr.write ("warning: %s: %s\n" % + ("install_data", msg)) + + def debug_print (self, msg): + """Print 'msg' to stdout if the global DEBUG (taken from the + DISTUTILS_DEBUG environment variable) flag is true. + """ + from distutils.core import DEBUG + if DEBUG: + print msg + + + def finalize(self): + """ complete the files list by processing the given template """ + if self.finalized: + return + if self.files == None: + self.files = [] + if self.template != None: + if type(self.template) == StringType: + self.template = string.split(self.template,";") + filelist = FileList(self.warn,self.debug_print) + for line in self.template: + filelist.process_template_line(string.strip(line)) + filelist.sort() + filelist.remove_duplicates() + self.files.extend(filelist.files) + self.finalized = 1 + +# end class Data_Files + +########################################################################### +# a more sophisticated install routine than distutils install_data + +class my_install_data (install_data): + + def check_data(self,d): + """ check if data are in new format, if not create a suitable object. + returns finalized data object + """ + if not isinstance(d, Data_Files): + self.warn(("old-style data files list found " + "-- please convert to Data_Files instance")) + if type(d) is TupleType: + if len(d) != 2 or not (type(d[1]) is ListType): + raise DistutilsSetupError, \ + ("each element of 'data_files' option must be an " + "Data File instance, a string or 2-tuple (string,[strings])") + d = Data_Files(copy_to=d[0],files=d[1]) + else: + if not (type(d) is StringType): + raise DistutilsSetupError, \ + ("each element of 'data_files' option must be an " + "Data File instance, a string or 2-tuple (string,[strings])") + d = Data_Files(files=[d]) + d.finalize() + return d + + def run(self): + self.outfiles = [] + install_cmd = self.get_finalized_command('install') + + for d in self.data_files: + d = self.check_data(d) + + install_dir = self.install_dir + # alternative base dir given => overwrite install_dir + if d.base_dir != None: + install_dir = getattr(install_cmd,d.base_dir) + + # copy to an other directory + if d.copy_to != None: + if not os.path.isabs(d.copy_to): + # relatiev path to install_dir + dir = os.path.join(install_dir, d.copy_to) + elif install_cmd.root: + # absolute path and alternative root set + dir = change_root(self.root,d.copy_to) + else: + # absolute path + dir = d.copy_to + else: + # simply copy to install_dir + dir = install_dir + # warn if necceassary + self.warn("setup script did not provide a directory to copy files to " + " -- installing right in '%s'" % install_dir) + + dir=os.path.normpath(dir) + # create path + self.mkpath(dir) + + # copy all files + for src in d.files: + if d.strip_dirs > 0: + dst = string.join(string.split(src,os.sep)[d.strip_dirs:],os.sep) + else: + dst = src + if d.preserve_path: + # preserve path in filename + self.mkpath(os.path.dirname(os.path.join(dir,dst))) + out = self.copy_file(src, os.path.join(dir,dst)) + else: + out = self.copy_file(src, dir) + if type(out) is TupleType: + out = out[0] + self.outfiles.append(out) + + return self.outfiles + + def get_inputs (self): + inputs = [] + for d in self.data_files: + d = self.check_data(d) + inputs.append(d.files) + return inputs + + def get_outputs (self): + return self.outfiles + + +########################################################################### +