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# encoding: utf-8

PACKAGE_VERSION = "11.12.2011"

"""Commands to build and manage .sublime-package archives with distutils."""

import sys
import os, string
from types import *
from glob import glob
from distutils import log, dir_util, dep_util, file_util, archive_util
from distutils.core import Command
from distutils.core import setup
from distutils.text_file import TextFile
from distutils.filelist import FileList
from distutils.errors import *
from distutils.spawn import spawn
from distutils.dir_util import mkpath
import subprocess


def make_zipfile (base_name, base_dir, verbose=0, dry_run=0):
    """Create a zip file from all the files under 'base_dir'. The output
zip file will be named 'base_dir' + ".zip". Uses either the "zipfile"
Python module (if available) or the InfoZIP "zip" utility (if installed
and found on the default search path). If neither tool is available,
raises DistutilsExecError. Returns the name of the output zip file.
"""
    try:
        import zipfile
    except ImportError:
        zipfile = None

    zip_filename = base_name + ".sublime-package"
    mkpath(os.path.dirname(zip_filename), dry_run=dry_run)

    # If zipfile module is not available, try spawning an external
    # 'zip' command.
    if zipfile is None:
        if verbose:
            zipoptions = "-r"
        else:
            zipoptions = "-rq"

        try:
            spawn(["zip", zipoptions, zip_filename, base_dir],
                  dry_run=dry_run)
        except DistutilsExecError:
            # XXX really should distinguish between "couldn't find
            # external 'zip' command" and "zip failed".
            raise DistutilsExecError, \
                  ("unable to create zip file '%s': "
                   "could neither import the 'zipfile' module nor "
                   "find a standalone zip utility") % zip_filename

    else:
        log.info("creating '%s' and adding '%s' to it",
                 zip_filename, base_dir)

        if not dry_run:
            z = zipfile.ZipFile(zip_filename, "w",
                                compression=zipfile.ZIP_DEFLATED)

            for dirpath, dirnames, filenames in os.walk(base_dir):
                for name in filenames:
                    path = os.path.normpath(os.path.join(dirpath, name))
                    arcname = path[len(base_dir):]
                    # if dirpath == base_dir:
                        # arcname = name
                    # else:
                        # arcname = path[len(base_dir):]
                        # print arcname
                    if os.path.isfile(path):
                        z.write(path, arcname)
                        log.info("adding '%s'" % path)
            z.close()

    return zip_filename


def show_formats ():
    """Print all possible values for the 'formats' option (used by
the "--help-formats" command-line option).
"""
    from distutils.fancy_getopt import FancyGetopt
    from distutils.archive_util import ARCHIVE_FORMATS
    formats=[]
    for format in ARCHIVE_FORMATS.keys():
        formats.append(("formats=" + format, None,
                        ARCHIVE_FORMATS[format][2]))
    formats.sort()
    pretty_printer = FancyGetopt(formats)
    pretty_printer.print_help(
        "List of available source distribution formats:")

class spa (Command):

    description = "create a source distribution (tarball, zip file, etc.)"

    user_options = [
        ('template=', 't',
         "name of manifest template file [default: MANIFEST.in]"),
        ('manifest=', 'm',
         "name of manifest file [default: MANIFEST]"),
        ('use-defaults', None,
         "include the default file set in the manifest "
         "[default; disable with --no-defaults]"),
        ('no-defaults', None,
         "don't include the default file set"),
        ('prune', None,
         "specifically exclude files/directories that should not be "
         "distributed (build tree, RCS/CVS dirs, etc.) "
         "[default; disable with --no-prune]"),
        ('no-prune', None,
         "don't automatically exclude anything"),
        ('manifest-only', 'o',
         "just regenerate the manifest and then stop "
         "(implies --force-manifest)"),
        ('force-manifest', 'f',
         "forcibly regenerate the manifest and carry on as usual"),
        ('formats=', None,
         "formats for source distribution (comma-separated list)"),
        ('keep-temp', 'k',
         "keep the distribution tree around after creating " +
         "archive file(s)"),
        ('dist-dir=', 'd',
         "directory to put the source distribution archive(s) in "
         "[default: dist]"),
        ]

    boolean_options = ['use-defaults', 'prune',
                       'manifest-only', 'force-manifest',
                       'keep-temp']

    help_options = [
        ('help-formats', None,
         "list available distribution formats", show_formats),
        ]

    negative_opt = {'no-defaults': 'use-defaults',
                    'no-prune': 'prune' }

    default_format = { 'posix': 'gztar',
                       'nt': 'zip' }

    def initialize_options (self):
        # 'template' and 'manifest' are, respectively, the names of
        # the manifest template and manifest file.
        self.template = None
        self.manifest = None

        # 'use_defaults': if true, we will include the default file set
        # in the manifest
        self.use_defaults = 1
        self.prune = 1

        self.manifest_only = 0
        self.force_manifest = 0

        self.formats = None
        self.keep_temp = 0
        self.dist_dir = None

        self.archive_files = None


    def finalize_options (self):
        if self.manifest is None:
            self.manifest = "MANIFEST"
        if self.template is None:
            self.template = "MANIFEST.in"

        self.ensure_string_list('formats')
        if self.formats is None:
            try:
                self.formats = [self.default_format[os.name]]
            except KeyError:
                raise DistutilsPlatformError, \
                      "don't know how to create source distributions " + \
                      "on platform %s" % os.name

        bad_format = archive_util.check_archive_formats(self.formats)
        if bad_format:
            raise DistutilsOptionError, \
                  "unknown archive format '%s'" % bad_format

        if self.dist_dir is None:
            self.dist_dir = "dist"


    def run (self):

        # 'filelist' contains the list of files that will make up the
        # manifest
        self.filelist = FileList()

        # Ensure that all required meta-data is given; warn if not (but
        # don't die, it's not *that* serious!)
        self.check_metadata()

        # Do whatever it takes to get the list of files to process
        # (process the manifest template, read an existing manifest,
        # whatever). File list is accumulated in 'self.filelist'.
        self.get_file_list()

        # If user just wanted us to regenerate the manifest, stop now.
        if self.manifest_only:
            return

        # Otherwise, go ahead and create the source distribution tarball,
        # or zipfile, or whatever.
        self.make_distribution()


    def check_metadata (self):
        """Ensure that all required elements of meta-data (name, version,
URL, (author and author_email) or (maintainer and
maintainer_email)) are supplied by the Distribution object; warn if
any are missing.
"""
        metadata = self.distribution.metadata

        missing = []
        for attr in ('name', 'version', 'url'):
            if not (hasattr(metadata, attr) and getattr(metadata, attr)):
                missing.append(attr)

        if missing:
            self.warn("missing required meta-data: " +
                      string.join(missing, ", "))

        if metadata.author:
            if not metadata.author_email:
                self.warn("missing meta-data: if 'author' supplied, " +
                          "'author_email' must be supplied too")
        elif metadata.maintainer:
            if not metadata.maintainer_email:
                self.warn("missing meta-data: if 'maintainer' supplied, " +
                          "'maintainer_email' must be supplied too")
        else:
            self.warn("missing meta-data: either (author and author_email) " +
                      "or (maintainer and maintainer_email) " +
                      "must be supplied")

    # check_metadata ()


    def get_file_list (self):
        """Figure out the list of files to include in the source
distribution, and put it in 'self.filelist'. This might involve
reading the manifest template (and writing the manifest), or just
reading the manifest, or just using the default file set -- it all
depends on the user's options and the state of the filesystem.
"""

        # If we have a manifest template, see if it's newer than the
        # manifest; if so, we'll regenerate the manifest.
        template_exists = os.path.isfile(self.template)
        if template_exists:
            template_newer = dep_util.newer(self.template, self.manifest)

        # The contents of the manifest file almost certainly depend on the
        # setup script as well as the manifest template -- so if the setup
        # script is newer than the manifest, we'll regenerate the manifest
        # from the template. (Well, not quite: if we already have a
        # manifest, but there's no template -- which will happen if the
        # developer elects to generate a manifest some other way -- then we
        # can't regenerate the manifest, so we don't.)
        self.debug_print("checking if %s newer than %s" %
                         (self.distribution.script_name, self.manifest))
        setup_newer = dep_util.newer(self.distribution.script_name,
                                     self.manifest)

        # cases:
        # 1) no manifest, template exists: generate manifest
        # (covered by 2a: no manifest == template newer)
        # 2) manifest & template exist:
        # 2a) template or setup script newer than manifest:
        # regenerate manifest
        # 2b) manifest newer than both:
        # do nothing (unless --force or --manifest-only)
        # 3) manifest exists, no template:
        # do nothing (unless --force or --manifest-only)
        # 4) no manifest, no template: generate w/ warning ("defaults only")

        manifest_outofdate = (template_exists and
                              (template_newer or setup_newer))
        force_regen = self.force_manifest or self.manifest_only
        manifest_exists = os.path.isfile(self.manifest)
        neither_exists = (not template_exists and not manifest_exists)

        # Regenerate the manifest if necessary (or if explicitly told to)
        if manifest_outofdate or neither_exists or force_regen:
            if not template_exists:
                self.warn(("manifest template '%s' does not exist " +
                           "(using default file list)") %
                          self.template)
            self.filelist.findall()

            if self.use_defaults:
                self.add_defaults()
            if template_exists:
                self.read_template()
            if self.prune:
                self.prune_file_list()

            self.filelist.sort()
            self.filelist.remove_duplicates()
            self.write_manifest()

        # Don't regenerate the manifest, just read it in.
        else:
            self.read_manifest()

    # get_file_list ()


    def add_defaults (self):
        """Add all the default files to self.filelist:
- README or README.txt
- setup.py
- test/test*.py
- all pure Python modules mentioned in setup script
- all C sources listed as part of extensions or C libraries
in the setup script (doesn't catch C headers!)
Warns if (README or README.txt) or setup.py are missing; everything
else is optional.
"""

        standards = [('README', 'README.txt'), self.distribution.script_name]
        for fn in standards:
            # XXX
            if fn == 'setup.py': continue # We don't want setup.py
            if type(fn) is TupleType:
                alts = fn
                got_it = 0
                for fn in alts:
                    if os.path.exists(fn):
                        got_it = 1
                        self.filelist.append(fn)
                        break

                if not got_it:
                    self.warn("standard file not found: should have one of " +
                              string.join(alts, ', '))
            else:
                if os.path.exists(fn):
                    self.filelist.append(fn)
                else:
                    self.warn("standard file '%s' not found" % fn)

        optional = ['test/test*.py', 'setup.cfg']
        for pattern in optional:
            files = filter(os.path.isfile, glob(pattern))
            if files:
                self.filelist.extend(files)

        if self.distribution.has_pure_modules():
            build_py = self.get_finalized_command('build_py')
            self.filelist.extend(build_py.get_source_files())

        if self.distribution.has_ext_modules():
            build_ext = self.get_finalized_command('build_ext')
            self.filelist.extend(build_ext.get_source_files())

        if self.distribution.has_c_libraries():
            build_clib = self.get_finalized_command('build_clib')
            self.filelist.extend(build_clib.get_source_files())

        if self.distribution.has_scripts():
            build_scripts = self.get_finalized_command('build_scripts')
            self.filelist.extend(build_scripts.get_source_files())

    # add_defaults ()


    def read_template (self):
        """Read and parse manifest template file named by self.template.

(usually "MANIFEST.in") The parsing and processing is done by
'self.filelist', which updates itself accordingly.
"""
        log.info("reading manifest template '%s'", self.template)
        template = TextFile(self.template,
                            strip_comments=1,
                            skip_blanks=1,
                            join_lines=1,
                            lstrip_ws=1,
                            rstrip_ws=1,
                            collapse_join=1)

        while 1:
            line = template.readline()
            if line is None: # end of file
                break

            try:
                self.filelist.process_template_line(line)
            except DistutilsTemplateError, msg:
                self.warn("%s, line %d: %s" % (template.filename,
                                               template.current_line,
                                               msg))

    # read_template ()


    def prune_file_list (self):
        """Prune off branches that might slip into the file list as created
by 'read_template()', but really don't belong there:
* the build tree (typically "build")
* the release tree itself (only an issue if we ran "spa"
previously with --keep-temp, or it aborted)
* any RCS, CVS, .svn, .hg, .git, .bzr, _darcs directories
"""
        build = self.get_finalized_command('build')
        base_dir = self.distribution.get_fullname()
        base_dir = self.distribution.get_name()

        self.filelist.exclude_pattern(None, prefix=build.build_base)
        self.filelist.exclude_pattern(None, prefix=base_dir)

        # pruning out vcs directories
        # both separators are used under win32
        if sys.platform == 'win32':
            seps = r'/|\\'
        else:
            seps = '/'

        vcs_dirs = ['RCS', 'CVS', r'\.svn', r'\.hg', r'\.git', r'\.bzr',
                    '_darcs']
        vcs_ptrn = r'(^|%s)(%s)(%s).*' % (seps, '|'.join(vcs_dirs), seps)
        self.filelist.exclude_pattern(vcs_ptrn, is_regex=1)

    def write_manifest (self):
        """Write the file list in 'self.filelist' (presumably as filled in
by 'add_defaults()' and 'read_template()') to the manifest file
named by 'self.manifest'.
"""
        self.execute(file_util.write_file,
                     (self.manifest, self.filelist.files),
                     "writing manifest file '%s'" % self.manifest)

    # write_manifest ()


    def read_manifest (self):
        """Read the manifest file (named by 'self.manifest') and use it to
fill in 'self.filelist', the list of files to include in the source
distribution.
"""
        log.info("reading manifest file '%s'", self.manifest)
        manifest = open(self.manifest)
        while 1:
            line = manifest.readline()
            if line == '': # end of file
                break
            if line[-1] == '\n':
                line = line[0:-1]
            self.filelist.append(line)
        manifest.close()

    # read_manifest ()


    def make_release_tree (self, base_dir, files):
        """Create the directory tree that will become the source
distribution archive. All directories implied by the filenames in
'files' are created under 'base_dir', and then we hard link or copy
(if hard linking is unavailable) those files into place.
Essentially, this duplicates the developer's source tree, but in a
directory named after the distribution, containing only the files
to be distributed.
"""
        # Create all the directories under 'base_dir' necessary to
        # put 'files' there; the 'mkpath()' is just so we don't die
        # if the manifest happens to be empty.
        self.mkpath(base_dir)
        dir_util.create_tree(base_dir, files, dry_run=self.dry_run)

        # And walk over the list of files, either making a hard link (if
        # os.link exists) to each one that doesn't already exist in its
        # corresponding location under 'base_dir', or copying each file
        # that's out-of-date in 'base_dir'. (Usually, all files will be
        # out-of-date, because by default we blow away 'base_dir' when
        # we're done making the distribution archives.)

        if hasattr(os, 'link'): # can make hard links on this system
            link = 'hard'
            msg = "making hard links in %s..." % base_dir
        else: # nope, have to copy
            link = None
            msg = "copying files to %s..." % base_dir

        if not files:
            log.warn("no files to distribute -- empty manifest?")
        else:
            log.info(msg)
        for file in files:
            if not os.path.isfile(file):
                log.warn("'%s' not a regular file -- skipping" % file)
            else:
                dest = os.path.join(base_dir, file)
                self.copy_file(file, dest, link=link)

        self.distribution.metadata.write_pkg_info(base_dir)

    # make_release_tree ()

    def make_distribution (self):
        """Create the source distribution(s). First, we create the release
tree with 'make_release_tree()'; then, we create all required
archive files (according to 'self.formats') from the release tree.
Finally, we clean up by blowing away the release tree (unless
'self.keep_temp' is true). The list of archive files created is
stored so it can be retrieved later by 'get_archive_files()'.
"""
        # Don't warn about missing meta-data here -- should be (and is!)
        # done elsewhere.
        base_dir = self.distribution.get_fullname()
        base_dir = self.distribution.get_name()
        # XXX
        # base_dir = "TEST"
        base_name = os.path.join(self.dist_dir, base_dir)


        self.make_release_tree(base_dir, self.filelist.files)
        archive_files = [] # remember names of files we create
        # tar archive must be created last to avoid overwrite and remove
        if 'tar' in self.formats:
            self.formats.append(self.formats.pop(self.formats.index('tar')))

        for fmt in self.formats:
            # file = self.make_archive(base_name, fmt, base_dir=base_dir)
            file = make_zipfile(base_name, base_dir=base_dir)
            archive_files.append(file)
            self.distribution.dist_files.append(('spa', '', file))

        self.archive_files = archive_files

        if not self.keep_temp:
            dir_util.remove_tree(base_dir, dry_run=self.dry_run)

    def get_archive_files (self):
        """Return the list of archive files created when the command
was run, or None if the command hasn't run yet.
"""
        return self.archive_files

# class spa


class install(Command):
    """Does it make sense?"""

    user_options = [('aa', 'a', 'aa')]

    def initialize_options(self):
        pass
    
    def finalize_options(self):
        pass

    def run(self):
        print NotImplementedError("Command not implemented yet.")


class test(Command):
    """Does it make sense?"""

    user_options = [('aa', 'a', 'aa')]

    def initialize_options(self):
        pass
    
    def finalize_options(self):
        pass

    def run(self):
        if os.name == 'nt':
            subprocess.call(["py.test.exe"])



setup(cmdclass={'spa': spa, 'install': install, 'test': test},
      name='PowerShell',
      version=PACKAGE_VERSION,
      description='PowerShell support for Sublime Text.',
      author='Guillermo López',
      author_email='guilan70@hotmail.com',
      url='sublimetext.info',
     )
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