mirror of
https://github.com/janeczku/calibre-web
synced 2024-11-13 19:10:30 +00:00
252 lines
8.2 KiB
Python
252 lines
8.2 KiB
Python
""":mod:`wand.version` --- Version data
|
|
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
|
|
|
|
You can find the current version in the command line interface:
|
|
|
|
.. sourcecode:: console
|
|
|
|
$ python -m wand.version
|
|
0.0.0
|
|
$ python -m wand.version --verbose
|
|
Wand 0.0.0
|
|
ImageMagick 6.7.7-6 2012-06-03 Q16 http://www.imagemagick.org
|
|
$ python -m wand.version --config | grep CC | cut -d : -f 2
|
|
gcc -std=gnu99 -std=gnu99
|
|
$ python -m wand.version --fonts | grep Helvetica
|
|
Helvetica
|
|
Helvetica-Bold
|
|
Helvetica-Light
|
|
Helvetica-Narrow
|
|
Helvetica-Oblique
|
|
$ python -m wand.version --formats | grep CMYK
|
|
CMYK
|
|
CMYKA
|
|
|
|
.. versionadded:: 0.2.0
|
|
The command line interface.
|
|
|
|
.. versionadded:: 0.2.2
|
|
The ``--verbose``/``-v`` option which also prints ImageMagick library
|
|
version for CLI.
|
|
|
|
.. versionadded:: 0.4.1
|
|
The ``--fonts``, ``--formats``, & ``--config`` option allows printing
|
|
additional information about ImageMagick library.
|
|
|
|
"""
|
|
from __future__ import print_function
|
|
|
|
import ctypes
|
|
import datetime
|
|
import re
|
|
import sys
|
|
|
|
try:
|
|
from .api import libmagick, library
|
|
except ImportError:
|
|
libmagick = None
|
|
from .compat import binary, string_type, text
|
|
|
|
|
|
__all__ = ('VERSION', 'VERSION_INFO', 'MAGICK_VERSION',
|
|
'MAGICK_VERSION_INFO', 'MAGICK_VERSION_NUMBER',
|
|
'MAGICK_RELEASE_DATE', 'MAGICK_RELEASE_DATE_STRING',
|
|
'QUANTUM_DEPTH', 'configure_options', 'fonts', 'formats')
|
|
|
|
#: (:class:`tuple`) The version tuple e.g. ``(0, 1, 2)``.
|
|
#:
|
|
#: .. versionchanged:: 0.1.9
|
|
#: Becomes :class:`tuple`. (It was string before.)
|
|
VERSION_INFO = (0, 4, 2)
|
|
|
|
#: (:class:`basestring`) The version string e.g. ``'0.1.2'``.
|
|
#:
|
|
#: .. versionchanged:: 0.1.9
|
|
#: Becomes string. (It was :class:`tuple` before.)
|
|
VERSION = '{0}.{1}.{2}'.format(*VERSION_INFO)
|
|
|
|
if libmagick:
|
|
c_magick_version = ctypes.c_size_t()
|
|
#: (:class:`basestring`) The version string of the linked ImageMagick
|
|
#: library. The exactly same string to the result of
|
|
#: :c:func:`GetMagickVersion` function.
|
|
#:
|
|
#: Example::
|
|
#:
|
|
#: 'ImageMagick 6.7.7-6 2012-06-03 Q16 http://www.imagemagick.org'
|
|
#:
|
|
#: .. versionadded:: 0.2.1
|
|
MAGICK_VERSION = text(
|
|
libmagick.GetMagickVersion(ctypes.byref(c_magick_version))
|
|
)
|
|
|
|
#: (:class:`numbers.Integral`) The version number of the linked
|
|
#: ImageMagick library.
|
|
#:
|
|
#: .. versionadded:: 0.2.1
|
|
MAGICK_VERSION_NUMBER = c_magick_version.value
|
|
|
|
_match = re.match(r'^ImageMagick\s+(\d+)\.(\d+)\.(\d+)(?:-(\d+))?',
|
|
MAGICK_VERSION)
|
|
#: (:class:`tuple`) The version tuple e.g. ``(6, 7, 7, 6)`` of
|
|
#: :const:`MAGICK_VERSION`.
|
|
#:
|
|
#: .. versionadded:: 0.2.1
|
|
MAGICK_VERSION_INFO = tuple(int(v or 0) for v in _match.groups())
|
|
|
|
#: (:class:`datetime.date`) The release date of the linked ImageMagick
|
|
#: library. The same to the result of :c:func:`GetMagickReleaseDate`
|
|
#: function.
|
|
#:
|
|
#: .. versionadded:: 0.2.1
|
|
MAGICK_RELEASE_DATE_STRING = text(libmagick.GetMagickReleaseDate())
|
|
|
|
#: (:class:`basestring`) The date string e.g. ``'2012-06-03'`` of
|
|
#: :const:`MAGICK_RELEASE_DATE_STRING`. This value is the exactly same
|
|
#: string to the result of :c:func:`GetMagickReleaseDate` function.
|
|
#:
|
|
#: .. versionadded:: 0.2.1
|
|
MAGICK_RELEASE_DATE = datetime.date(
|
|
*map(int, MAGICK_RELEASE_DATE_STRING.split('-')))
|
|
|
|
c_quantum_depth = ctypes.c_size_t()
|
|
libmagick.GetMagickQuantumDepth(ctypes.byref(c_quantum_depth))
|
|
#: (:class:`numbers.Integral`) The quantum depth configuration of
|
|
#: the linked ImageMagick library. One of 8, 16, 32, or 64.
|
|
#:
|
|
#: .. versionadded:: 0.3.0
|
|
QUANTUM_DEPTH = c_quantum_depth.value
|
|
|
|
del c_magick_version, _match, c_quantum_depth
|
|
|
|
|
|
def configure_options(pattern='*'):
|
|
"""
|
|
Queries ImageMagick library for configurations options given at
|
|
compile-time.
|
|
|
|
Example: Find where the ImageMagick documents are installed::
|
|
|
|
>>> from wand.version import configure_options
|
|
>>> configure_options('DOC*')
|
|
{'DOCUMENTATION_PATH': '/usr/local/share/doc/ImageMagick-6'}
|
|
|
|
:param pattern: A term to filter queries against. Supports wildcard '*'
|
|
characters. Default patterns '*' for all options.
|
|
:type pattern: :class:`basestring`
|
|
:returns: Directory of configuration options matching given pattern
|
|
:rtype: :class:`collections.defaultdict`
|
|
"""
|
|
if not isinstance(pattern, string_type):
|
|
raise TypeError('pattern must be a string, not ' + repr(pattern))
|
|
pattern_p = ctypes.create_string_buffer(binary(pattern))
|
|
config_count = ctypes.c_size_t(0)
|
|
configs = {}
|
|
configs_p = library.MagickQueryConfigureOptions(pattern_p,
|
|
ctypes.byref(config_count))
|
|
cursor = 0
|
|
while cursor < config_count.value:
|
|
config = configs_p[cursor].value
|
|
value = library.MagickQueryConfigureOption(config)
|
|
configs[text(config)] = text(value.value)
|
|
cursor += 1
|
|
return configs
|
|
|
|
|
|
def fonts(pattern='*'):
|
|
"""
|
|
Queries ImageMagick library for available fonts.
|
|
|
|
Available fonts can be configured by defining `types.xml`,
|
|
`type-ghostscript.xml`, or `type-windows.xml`.
|
|
Use :func:`wand.version.configure_options` to locate system search path,
|
|
and `resources <http://www.imagemagick.org/script/resources.php>`_
|
|
article for defining xml file.
|
|
|
|
Example: List all bold Helvetica fonts::
|
|
|
|
>>> from wand.version import fonts
|
|
>>> fonts('*Helvetica*Bold*')
|
|
['Helvetica-Bold', 'Helvetica-Bold-Oblique', 'Helvetica-BoldOblique',
|
|
'Helvetica-Narrow-Bold', 'Helvetica-Narrow-BoldOblique']
|
|
|
|
|
|
:param pattern: A term to filter queries against. Supports wildcard '*'
|
|
characters. Default patterns '*' for all options.
|
|
:type pattern: :class:`basestring`
|
|
:returns: Sequence of matching fonts
|
|
:rtype: :class:`collections.Sequence`
|
|
"""
|
|
if not isinstance(pattern, string_type):
|
|
raise TypeError('pattern must be a string, not ' + repr(pattern))
|
|
pattern_p = ctypes.create_string_buffer(binary(pattern))
|
|
number_fonts = ctypes.c_size_t(0)
|
|
fonts = []
|
|
fonts_p = library.MagickQueryFonts(pattern_p,
|
|
ctypes.byref(number_fonts))
|
|
cursor = 0
|
|
while cursor < number_fonts.value:
|
|
font = fonts_p[cursor].value
|
|
fonts.append(text(font))
|
|
cursor += 1
|
|
return fonts
|
|
|
|
|
|
def formats(pattern='*'):
|
|
"""
|
|
Queries ImageMagick library for supported formats.
|
|
|
|
Example: List supported PNG formats::
|
|
|
|
>>> from wand.version import formats
|
|
>>> formats('PNG*')
|
|
['PNG', 'PNG00', 'PNG8', 'PNG24', 'PNG32', 'PNG48', 'PNG64']
|
|
|
|
|
|
:param pattern: A term to filter formats against. Supports wildcards '*'
|
|
characters. Default pattern '*' for all formats.
|
|
:type pattern: :class:`basestring`
|
|
:returns: Sequence of matching formats
|
|
:rtype: :class:`collections.Sequence`
|
|
"""
|
|
if not isinstance(pattern, string_type):
|
|
raise TypeError('pattern must be a string, not ' + repr(pattern))
|
|
pattern_p = ctypes.create_string_buffer(binary(pattern))
|
|
number_formats = ctypes.c_size_t(0)
|
|
formats = []
|
|
formats_p = library.MagickQueryFormats(pattern_p,
|
|
ctypes.byref(number_formats))
|
|
cursor = 0
|
|
while cursor < number_formats.value:
|
|
value = formats_p[cursor].value
|
|
formats.append(text(value))
|
|
cursor += 1
|
|
return formats
|
|
|
|
if __doc__ is not None:
|
|
__doc__ = __doc__.replace('0.0.0', VERSION)
|
|
|
|
del libmagick
|
|
|
|
|
|
if __name__ == '__main__':
|
|
options = frozenset(sys.argv[1:])
|
|
if '-v' in options or '--verbose' in options:
|
|
print('Wand', VERSION)
|
|
try:
|
|
print(MAGICK_VERSION)
|
|
except NameError:
|
|
pass
|
|
elif '--fonts' in options:
|
|
for font in fonts():
|
|
print(font)
|
|
elif '--formats' in options:
|
|
for supported_format in formats():
|
|
print(supported_format)
|
|
elif '--config' in options:
|
|
config_options = configure_options()
|
|
for key in config_options:
|
|
print('{:24s}: {}'.format(key, config_options[key]))
|
|
else:
|
|
print(VERSION)
|