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kivy_venv/bin/garden

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+#!/home/meko/Builds/test-kivy-app/kivy_venv/bin/python3
+
+import sys
+import argparse
+import zipfile
+import tempfile
+from shutil import rmtree, move
+from os import listdir, getcwd, chdir, makedirs
+from os.path import join, realpath, exists, isdir, expanduser, abspath, dirname
+
+try:
+    from cBytesIO import BytesIO
+except ImportError:
+    try:
+        from BytesIO import BytesIO
+    except ImportError:
+        from io import BytesIO
+
+try:
+    import requests
+except ImportError:
+    print('Garden tool require requests library.')
+    print('Try to "pip install requests" in root')
+    sys.exit(1)
+
+try:
+    import kivy
+    garden_kivy_dir = abspath(join(dirname(kivy.__file__), 'garden'))
+except ImportError:
+    garden_kivy_dir = None
+
+
+garden_system_dir = join(expanduser('~'), '.kivy', 'garden')
+garden_app_dir = join(realpath(getcwd()), 'libs', 'garden')
+
+
+class GardenTool(object):
+    '''Garden command-line tool.
+    '''
+
+    def main(self, argv):
+        parser = argparse.ArgumentParser(description=self.__doc__)
+        subparsers = parser.add_subparsers()
+
+        p = subparsers.add_parser('list',
+                help='List all the installed garden packages')
+        p.add_argument('--app', action='store_true',
+                help='Use the local app directory (./libs/garden)')
+        p.add_argument('--kivy', action='store_true',
+                help='Use the kivy garden directory (kivy/garden)')
+        p.set_defaults(func=self.cmd_list)
+
+        p = subparsers.add_parser('search',
+                help='Search garden package on github')
+        p.add_argument('pattern', nargs='?', default='',
+                help='Word to search in the package name (optional)')
+        p.set_defaults(func=self.cmd_search)
+
+        p = subparsers.add_parser('install',
+                help='Install a garden package')
+        p.add_argument('--app', action='store_true',
+                help='Install in the local app directory (./libs/garden)')
+        p.add_argument('--kivy', action='store_true',
+                help='Use the kivy garden directory (kivy/garden)')
+        p.add_argument('--upgrade', action='store_true',
+                help='Force the installation')
+        p.add_argument('--no-download-progress', action='store_false', dest='animate',
+                help='Disable download progress indicator')
+        p.add_argument('package', nargs=1,
+                help='Name of the package to install')
+        p.set_defaults(func=self.cmd_install)
+
+        p = subparsers.add_parser('uninstall',
+                help='Uninstall a garden package')
+        p.add_argument('--app', action='store_true',
+                help='Use the local app directory (./libs/garden)')
+        p.add_argument('--kivy', action='store_true',
+                help='Use the kivy garden directory (kivy/garden)')
+        p.add_argument('package', nargs=1,
+                help='Name of the package to uninstall')
+        p.set_defaults(func=self.cmd_uninstall)
+
+        self.options = options = parser.parse_args(argv)
+        options.package = [p.lower() for p in getattr(options, 'package', ())]
+
+        if hasattr(options, 'func'):
+            options.func()
+
+        # No cmd supplied, print help message
+        else:
+            parser.print_help()
+
+        if getattr(self.options, 'kivy', False) and garden_kivy_dir is None:
+            print('--kivy provided; cannot find kivy')
+            sys.exit(0)
+
+    def cmd_list(self):
+        if self.options.kivy:
+            for filename in listdir(garden_kivy_dir):
+                fullname = join(garden_kivy_dir, filename)
+                if isdir(fullname):
+                    print(fullname)
+            return
+
+        directory = garden_app_dir if self.options.app else garden_system_dir
+        if not exists(directory):
+            return
+
+        for filename in listdir(directory):
+            fullname = join(directory, filename)
+            if filename.startswith('garden.') and isdir(fullname):
+                print(filename.split('.', 1)[-1])
+
+    def cmd_search(self):
+        r = requests.get('https://api.github.com/users/kivy-garden/repos')
+        pattern = self.options.pattern
+        data = r.json()
+        for repo in data:
+            if not repo['name'].startswith('garden.'):
+                continue
+            name = repo['name'].split('.', 1)[-1]
+            if pattern and pattern not in name:
+                continue
+            desc = repo['description']
+
+            print("{} - {}".format(
+                name, desc.splitlines()[0] if desc else 'No description'))
+
+    def cmd_install(self):
+        opts = self.options
+        src_package = self.gardenify(opts.package[0])
+        dst_package = opts.package[0] if self.options.kivy else src_package
+
+        garden_dir = garden_kivy_dir if self.options.kivy else (
+            garden_app_dir if self.options.app else garden_system_dir)
+        dest_dir = join(garden_dir, dst_package)
+
+        if exists(dest_dir) and not opts.upgrade:
+            print('Garden package already installed in {}'.format(dest_dir))
+            print('Use --upgrade to upgrade.')
+            sys.exit(0)
+
+        fd = self.download(src_package, opts.animate)
+        tempdir = tempfile.mkdtemp(prefix='garden-')
+        try:
+            self.extract(fd, tempdir)
+
+            if not exists(garden_dir):
+                makedirs(garden_dir)
+
+            if exists(dest_dir):
+                print('Removing old version...')
+                rmtree(dest_dir)
+
+            source_directory = join(tempdir, '{}-master'.format(src_package))
+
+            print('Installing new version...')
+            move(source_directory, dest_dir)
+
+            print('Done! {} is installed at: {}'.format(src_package,
+                    dest_dir))
+
+        finally:
+            print('Cleaning...')
+            if exists(tempdir):
+                rmtree(tempdir, ignore_errors=True)
+
+    def cmd_uninstall(self):
+        opts = self.options
+        package = opts.package[0] if self.options.kivy else \
+            self.gardenify(opts.package[0])
+        garden_dir = garden_kivy_dir if self.options.kivy else (
+            garden_app_dir if self.options.app else garden_system_dir)
+
+        d = join(garden_dir, package)
+        if not exists(d):
+            print('Package {} not installed, nothing to uninstall.'.format(
+                  package))
+            sys.exit(0)
+
+        print('Deleting {}...'.format(d))
+        rmtree(d)
+
+
+    def gardenify(self, package):
+        if not package.startswith('garden.'):
+            return 'garden.' + package
+        return package
+
+    def download(self, package, animate):
+        url = 'https://github.com/kivy-garden/{}/archive/master.zip'.format(
+                package)
+
+        print('Downloading {} ...'.format(url))
+        r = requests.get(url)#, prefetch=False)
+        if r.status_code != 200:
+            print('Unable to find the garden package. (error={})'.format(
+                r.status_code))
+            sys.exit(1)
+
+        animation = '\\|/-'
+        index = 0
+        count = 0
+        data = b''
+        for buf in r.iter_content(1024):
+            index += 1
+            data += buf
+            count += len(buf)
+            if animate:
+                print('Progression', count, animation[index % len(animation)], '\r')
+                sys.stdout.flush()
+        print('Download done ({} downloaded)'.format(count))
+
+        return BytesIO(data)
+
+    def extract(self, fd, directory):
+        print('Extracting...')
+        z = zipfile.ZipFile(fd)
+        curdir = getcwd()
+        chdir(directory)
+        z.extractall()
+        chdir(curdir)
+
+
+
+if __name__ == '__main__':
+    GardenTool().main(sys.argv[1:])