def __init__(self, theme):
"""
A Mixed logic template loader module. It will use Compiled theme template
for current theme and will also use FileSystemLoader like in order to enable
inheritance
"""
self.loaders = []
theme_name = theme['name']
themes = get_resource_service('themes')
parent_theme = theme.get('extends')
files = theme.get('files', {'templates': {}})
if files.get('templates'):
self.addDictonary(theme)
if parent_theme:
parent = themes.find_one(req=None, name=parent_theme)
self.addDictonary(parent)
else:
compiled = themes.get_theme_compiled_templates_path(theme_name)
self.loaders.append(ModuleLoader(compiled))
if parent_theme:
parent_compiled = themes.get_theme_compiled_templates_path(parent_theme)
self.loaders.append(ModuleLoader(parent_compiled))
# let's now add the parent theme prefix loader
if parent_theme:
prefix_loader = self._parent_prefix_loader(parent_theme)
self.loaders.append(prefix_loader)
def recursive_add(theme):
theme_name = theme['name']
parent_name = theme.get('extends')
parent = None
if parent_name:
parent = themes.find_one(req=None, name=parent_name)
files = theme.get('files', {'templates': {}})
if files.get('templates'):
self.addDictonary(theme)
if parent:
self.addDictonary(parent)
else:
compiled = themes.get_theme_compiled_templates_path(theme_name)
self.loaders.append(ModuleLoader(compiled))
if parent_name:
parent_compiled = themes.get_theme_compiled_templates_path(parent_name)
self.loaders.append(ModuleLoader(parent_compiled))
# let's now add the parent theme prefix loader
if parent_name:
prefix_loader = self._parent_prefix_loader(parent_name)
self.loaders.append(prefix_loader)
# now check if parent theme extends another and repeat the story :)
if parent and parent.get('extends'):
ancestor = themes.find_one(req=None, name=parent.get('extends'))
recursive_add(ancestor)
def __init__(self, theme):
self.loaders = []
theme_name = theme['name']
themes = get_resource_service('themes')
parent_theme = theme.get('extends')
files = theme.get('files', {'templates': {}})
if files.get('templates'):
self.addDictonary(theme)
if parent_theme:
parent = themes.find_one(req=None, name=parent_theme)
self.addDictonary(parent)
else:
compiled = themes.get_theme_compiled_templates_path(theme_name)
self.loaders.append(ModuleLoader(compiled))
if parent_theme:
parent_compiled = themes.get_theme_compiled_templates_path(
parent_theme)
self.loaders.append(ModuleLoader(parent_compiled))
def compile_templates(self, target, extensions = None, filter_func = None, zip = 'deflated', log_function = None, ignore_errors = True, py_compile = False):
from jinja2.loaders import ModuleLoader
if log_function is None:
log_function = lambda x: None
if py_compile:
import imp, marshal
py_header = imp.get_magic() + u'\xff\xff\xff\xff'.encode('iso-8859-15')
def write_file(filename, data, mode):
if zip:
info = ZipInfo(filename)
info.external_attr = 32309248L
zip_file.writestr(info, data)
else:
f = open(os.path.join(target, filename), mode)
try:
f.write(data)
finally:
f.close()
if zip is not None:
from zipfile import ZipFile, ZipInfo, ZIP_DEFLATED, ZIP_STORED
zip_file = ZipFile(target, 'w', dict(deflated=ZIP_DEFLATED, stored=ZIP_STORED)[zip])
log_function('Compiling into Zip archive "%s"' % target)
else:
if not os.path.isdir(target):
os.makedirs(target)
log_function('Compiling into folder "%s"' % target)
try:
for name in self.list_templates(extensions, filter_func):
source, filename, _ = self.loader.get_source(self, name)
try:
code = self.compile(source, name, filename, True, True)
except TemplateSyntaxError as e:
if not ignore_errors:
raise
log_function('Could not compile "%s": %s' % (name, e))
continue
filename = ModuleLoader.get_module_filename(name)
if py_compile:
c = self._compile(code, _encode_filename(filename))
write_file(filename + 'c', py_header + marshal.dumps(c), 'wb')
log_function('Byte-compiled "%s" as %s' % (name, filename + 'c'))
else:
write_file(filename, code, 'w')
log_function('Compiled "%s" as %s' % (name, filename))
finally:
if zip:
zip_file.close()
log_function('Finished compiling templates')
def compile_templates(self, target, extensions=None, filter_func=None,
zip='deflated', log_function=None,
ignore_errors=True, py_compile=False):
"""Finds all the templates the loader can find, compiles them
and stores them in `target`. If `zip` is `None`, instead of in a
zipfile, the templates will be stored in a directory.
By default a deflate zip algorithm is used. To switch to
the stored algorithm, `zip` can be set to ``'stored'``.
`extensions` and `filter_func` are passed to :meth:`list_templates`.
Each template returned will be compiled to the target folder or
zipfile.
By default template compilation errors are ignored. In case a
log function is provided, errors are logged. If you want template
syntax errors to abort the compilation you can set `ignore_errors`
to `False` and you will get an exception on syntax errors.
If `py_compile` is set to `True` .pyc files will be written to the
target instead of standard .py files. This flag does not do anything
on pypy and Python 3 where pyc files are not picked up by itself and
don't give much benefit.
.. versionadded:: 2.4
"""
from jinja2.loaders import ModuleLoader
if log_function is None:
log_function = lambda x: None
if py_compile:
if not PY2 or PYPY:
from warnings import warn
warn(Warning('py_compile has no effect on pypy or Python 3'))
py_compile = False
else:
import imp
import marshal
py_header = imp.get_magic() + \
u'\xff\xff\xff\xff'.encode('iso-8859-15')
# Python 3.3 added a source filesize to the header
if sys.version_info >= (3, 3):
py_header += u'\x00\x00\x00\x00'.encode('iso-8859-15')
def write_file(filename, data, mode):
if zip:
info = ZipInfo(filename)
info.external_attr = 0o755 << 16
zip_file.writestr(info, data)
else:
f = open(os.path.join(target, filename), mode)
try:
f.write(data)
finally:
f.close()
if zip is not None:
from zipfile import ZipFile, ZipInfo, ZIP_DEFLATED, ZIP_STORED
zip_file = ZipFile(target, 'w', dict(deflated=ZIP_DEFLATED,
stored=ZIP_STORED)[zip])
log_function('Compiling into Zip archive "%s"' % target)
else:
if not os.path.isdir(target):
os.makedirs(target)
log_function('Compiling into folder "%s"' % target)
try:
for name in self.list_templates(extensions, filter_func):
source, filename, _ = self.loader.get_source(self, name)
try:
code = self.compile(source, name, filename, True, True)
except TemplateSyntaxError as e:
if not ignore_errors:
raise
log_function('Could not compile "%s": %s' % (name, e))
continue
filename = ModuleLoader.get_module_filename(name)
if py_compile:
c = self._compile(code, encode_filename(filename))
write_file(filename + 'c', py_header +
marshal.dumps(c), 'wb')
log_function('Byte-compiled "%s" as %s' %
(name, filename + 'c'))
else:
write_file(filename, code, 'w')
log_function('Compiled "%s" as %s' % (name, filename))
finally:
if zip:
zip_file.close()
log_function('Finished compiling templates')
def compile_templates(self,
target,
extensions=None,
filter_func=None,
zip='deflated',
log_function=None,
ignore_errors=True,
py_compile=False):
"""Finds all the templates the loader can find, compiles them
and stores them in `target`. If `zip` is `None`, instead of in a
zipfile, the templates will be will be stored in a directory.
By default a deflate zip algorithm is used, to switch to
the stored algorithm, `zip` can be set to ``'stored'``.
`extensions` and `filter_func` are passed to :meth:`list_templates`.
Each template returned will be compiled to the target folder or
zipfile.
By default template compilation errors are ignored. In case a
log function is provided, errors are logged. If you want template
syntax errors to abort the compilation you can set `ignore_errors`
to `False` and you will get an exception on syntax errors.
If `py_compile` is set to `True` .pyc files will be written to the
target instead of standard .py files.
.. versionadded:: 2.4
"""
from jinja2.loaders import ModuleLoader
if log_function is None:
log_function = lambda x: None
if py_compile:
import imp, marshal
py_header = imp.get_magic() + \
u'\xff\xff\xff\xff'.encode('iso-8859-15')
# Python 3.3 added a source filesize to the header
if sys.version_info >= (3, 3):
py_header += u'\x00\x00\x00\x00'.encode('iso-8859-15')
def write_file(filename, data, mode):
if zip:
info = ZipInfo(filename)
info.external_attr = 0755 << 16L
zip_file.writestr(info, data)
else:
f = open(os.path.join(target, filename), mode)
try:
f.write(data)
finally:
f.close()
if zip is not None:
from zipfile import ZipFile, ZipInfo, ZIP_DEFLATED, ZIP_STORED
zip_file = ZipFile(
target, 'w',
dict(deflated=ZIP_DEFLATED, stored=ZIP_STORED)[zip])
log_function('Compiling into Zip archive "%s"' % target)
else:
if not os.path.isdir(target):
os.makedirs(target)
log_function('Compiling into folder "%s"' % target)
try:
for name in self.list_templates(extensions, filter_func):
source, filename, _ = self.loader.get_source(self, name)
try:
code = self.compile(source, name, filename, True, True)
except TemplateSyntaxError, e:
if not ignore_errors:
raise
log_function('Could not compile "%s": %s' % (name, e))
continue
filename = ModuleLoader.get_module_filename(name)
if py_compile:
c = self._compile(code, _encode_filename(filename))
write_file(filename + 'c', py_header + marshal.dumps(c),
'wb')
log_function('Byte-compiled "%s" as %s' %
(name, filename + 'c'))
else:
write_file(filename, code, 'w')
log_function('Compiled "%s" as %s' % (name, filename))
finally:
if zip:
zip_file.close()
log_function('Finished compiling templates')
def compile_templates(self,
target,
extensions=None,
filter_func=None,
zip='deflated',
log_function=None,
ignore_errors=True,
py_compile=False):
from jinja2.loaders import ModuleLoader
if log_function is None:
log_function = lambda x: None
if py_compile:
import imp, marshal
py_header = imp.get_magic() + u'\xff\xff\xff\xff'.encode(
'iso-8859-15')
def write_file(filename, data, mode):
if zip:
info = ZipInfo(filename)
info.external_attr = 32309248L
zip_file.writestr(info, data)
else:
f = open(os.path.join(target, filename), mode)
try:
f.write(data)
finally:
f.close()
if zip is not None:
from zipfile import ZipFile, ZipInfo, ZIP_DEFLATED, ZIP_STORED
zip_file = ZipFile(
target, 'w',
dict(deflated=ZIP_DEFLATED, stored=ZIP_STORED)[zip])
log_function('Compiling into Zip archive "%s"' % target)
else:
if not os.path.isdir(target):
os.makedirs(target)
log_function('Compiling into folder "%s"' % target)
try:
for name in self.list_templates(extensions, filter_func):
source, filename, _ = self.loader.get_source(self, name)
try:
code = self.compile(source, name, filename, True, True)
except TemplateSyntaxError as e:
if not ignore_errors:
raise
log_function('Could not compile "%s": %s' % (name, e))
continue
filename = ModuleLoader.get_module_filename(name)
if py_compile:
c = self._compile(code, _encode_filename(filename))
write_file(filename + 'c', py_header + marshal.dumps(c),
'wb')
log_function('Byte-compiled "%s" as %s' %
(name, filename + 'c'))
else:
write_file(filename, code, 'w')
log_function('Compiled "%s" as %s' % (name, filename))
finally:
if zip:
zip_file.close()
log_function('Finished compiling templates')
def compile_templates(
self,
target,
extensions=None,
filter_func=None,
zip="deflated",
log_function=None,
ignore_errors=True,
py_compile=False,
):
"""Compiles all the templates the loader can find, compiles them
and stores them in `target`. If `zip` is `None`, instead of in a
zipfile, the templates will be will be stored in a directory.
By default a deflate zip algorithm is used, to switch to
the stored algorithm, `zip` can be set to ``'stored'``.
`extensions` and `filter_func` are passed to :meth:`list_templates`.
Each template returned will be compiled to the target folder or
zipfile.
By default template compilation errors are ignored. In case a
log function is provided, errors are logged. If you want template
syntax errors to abort the compilation you can set `ignore_errors`
to `False` and you will get an exception on syntax errors.
If `py_compile` is set to `True` .pyc files will be written to the
target instead of standard .py files.
.. versionadded:: 2.4
"""
from jinja2.loaders import ModuleLoader
if log_function is None:
log_function = lambda x: None
if py_compile:
import imp, struct, marshal
py_header = imp.get_magic() + u"\xff\xff\xff\xff".encode("iso-8859-15")
def write_file(filename, data, mode):
if zip:
info = ZipInfo(filename)
info.external_attr = 0755 << 16L
zip_file.writestr(info, data)
else:
f = open(os.path.join(target, filename), mode)
try:
f.write(data)
finally:
f.close()
if zip is not None:
from zipfile import ZipFile, ZipInfo, ZIP_DEFLATED, ZIP_STORED
zip_file = ZipFile(target, "w", dict(deflated=ZIP_DEFLATED, stored=ZIP_STORED)[zip])
log_function('Compiling into Zip archive "%s"' % target)
else:
if not os.path.isdir(target):
os.makedirs(target)
log_function('Compiling into folder "%s"' % target)
try:
for name in self.list_templates(extensions, filter_func):
source, filename, _ = self.loader.get_source(self, name)
try:
code = self.compile(source, name, filename, True, True)
except TemplateSyntaxError, e:
if not ignore_errors:
raise
log_function('Could not compile "%s": %s' % (name, e))
continue
filename = ModuleLoader.get_module_filename(name)
if py_compile:
c = self._compile(code, _encode_filename(filename))
write_file(filename + "c", py_header + marshal.dumps(c), "wb")
log_function('Byte-compiled "%s" as %s' % (name, filename + "c"))
else:
write_file(filename, code, "w")
log_function('Compiled "%s" as %s' % (name, filename))
finally:
if zip:
zip_file.close()
log_function("Finished compiling templates")
