def load_template_source(self, template_name, template_dirs=None):
tried = []
for filepath in self.get_template_sources(template_name,
template_dirs):
# First try to read from S3
if settings.USE_S3_THEME:
# first try to read from cache
cache_key = ".".join(
[settings.SITE_CACHE_KEY, "theme", filepath])
cached_template = cache.get(cache_key)
if cached_template == "tried":
# Skip out of this on to the next template file
continue
if cached_template:
return (cached_template, filepath)
try:
file = read_theme_file_from_s3(filepath)
try:
cache.set(cache_key, file)
cache_group_key = "%s.theme_files_cache_list" % settings.SITE_CACHE_KEY
cache_group_list = cache.get(cache_group_key)
if cache_group_list is None:
cache.set(cache_group_key, [cache_key])
else:
cache_group_list += [cache_key]
cache.set(cache_group_key, cache_group_list)
return (file, filepath)
finally:
pass
except:
# Cache that we tried this file
cache.set(cache_key, "tried")
# Otherwise, look on to local file system.
else:
#print filepath
try:
file = open(filepath)
try:
return (file.read().decode(settings.FILE_CHARSET),
filepath)
finally:
file.close()
except IOError:
tried.append(filepath)
if tried:
error_msg = "Tried %s" % tried
else:
error_msg = "Your TEMPLATE_DIRS setting is empty. Change it to point to at least one template directory."
raise TemplateDoesNotExist(_(error_msg))
def load_template_source(self, template_name, template_dirs=None):
tried = []
for filepath in self.get_template_sources(template_name, template_dirs):
# First try to read from S3
if settings.USE_S3_THEME:
# first try to read from cache
cache_key = ".".join([settings.SITE_CACHE_KEY, "theme", filepath])
cached_template = cache.get(cache_key)
if cached_template == "tried":
# Skip out of this on to the next template file
continue
if cached_template:
return (cached_template, filepath)
try:
file = read_theme_file_from_s3(filepath)
try:
cache.set(cache_key, file)
cache_group_key = "%s.theme_files_cache_list" % settings.SITE_CACHE_KEY
cache_group_list = cache.get(cache_group_key)
if cache_group_list is None:
cache.set(cache_group_key, [cache_key])
else:
cache_group_list += [cache_key]
cache.set(cache_group_key, cache_group_list)
return (file, filepath)
finally:
pass
except:
# Cache that we tried this file
cache.set(cache_key, "tried")
# Otherwise, look on to local file system.
else:
#print filepath
try:
file = open(filepath)
try:
return (file.read().decode(settings.FILE_CHARSET), filepath)
finally:
file.close()
except IOError:
tried.append(filepath)
if tried:
error_msg = "Tried %s" % tried
else:
error_msg = "Your TEMPLATE_DIRS setting is empty. Change it to point to at least one template directory."
raise TemplateDoesNotExist(error_msg)
def get_theme_info(theme=None):
"""Returns a dict of the fields from the theme.info file for the theme.
A dict is preferred so we can loop through the fields.
"""
if theme is None:
theme = get_theme()
cache_key = '.'.join([settings.SITE_CACHE_KEY, 'theme_info', str(theme)])
theme_info = cache.get(cache_key)
if theme_info is not None:
return theme_info
if is_builtin_theme(theme) or not settings.USE_S3_THEME:
info_file = os.path.join(get_theme_root(theme), 'theme.info')
if not os.path.isfile(info_file):
return {}
with open(info_file) as fp:
info_str = fp.read()
else:
from tendenci.libs.boto_s3.utils import read_theme_file_from_s3
info_str = read_theme_file_from_s3(os.path.join(theme, 'theme.info'))
theme_info = configparser.ConfigParser()
try:
if hasattr(theme_info, 'read_string'):
# Python 3.2
theme_info.read_string(info_str, source='theme.info')
else:
theme_info.readfp(StringIO.StringIO(info_str), 'theme.info')
except configparser.MissingSectionHeaderError:
info_str = '[General]\n' + info_str
if hasattr(theme_info, 'read_string'):
theme_info.read_string(info_str, source='theme.info')
else:
theme_info.readfp(StringIO.StringIO(info_str), 'theme.info')
# Return a dict of the fields rather than a ConfigParser object.
# Note that ConfigParser._sections is undocumented and may not work in
# future versions of Python.
theme_info = theme_info._sections
# Only cache if DEBUG is disabled
if not settings.DEBUG:
cache.set(cache_key, theme_info)
return theme_info
def get_file_content(root_dir, theme, filename):
"""
Get the content from the file that selected from
the navigation
"""
content = ''
if settings.USE_S3_THEME:
try:
content = read_theme_file_from_s3(os.path.join(theme, filename))
except:
pass
if not content:
current_file = os.path.join(root_dir, filename)
if os.path.isfile(current_file):
fd = open(current_file, 'r')
content = fd.read()
fd.close()
return content
def get_contents(self, origin):
if not origin.use_s3_theme:
try:
with open(origin.name, encoding='utf-8') as fp:
return fp.read()
# Python 3 only
#except FileNotFoundError:
# raise TemplateDoesNotExist(origin)
# Python 2 and 3
except IOError as e:
if e.errno == errno.ENOENT:
raise TemplateDoesNotExist(origin)
raise
else:
cache_key = ".".join(
[settings.SITE_CACHE_KEY, "theme", origin.name])
cached_template = cache.get(cache_key)
if cached_template == "tried":
raise TemplateDoesNotExist(origin)
if cached_template:
return cached_template
try:
template = read_theme_file_from_s3(origin.name)
except:
# Cache that we tried this file
cache.set(cache_key, "tried")
raise TemplateDoesNotExist(origin)
cache.set(cache_key, template)
cache_group_key = "%s.theme_files_cache_list" % settings.SITE_CACHE_KEY
cache_group_list = cache.get(cache_group_key)
if cache_group_list is None:
cache.set(cache_group_key, [cache_key])
else:
cache_group_list += [cache_key]
cache.set(cache_group_key, cache_group_list)
return template
def get_file_content(file, ROOT_DIR=THEME_ROOT):
"""
Get the content from the file that selected from
the navigation
"""
content = ''
if settings.USE_S3_THEME:
try:
theme = get_theme()
content = read_theme_file_from_s3(os.path.join(theme, file))
except:
pass
if not content:
current_file = os.path.join(ROOT_DIR, file)
if os.path.isfile(current_file):
fd = open(current_file, 'r')
content = fd.read()
fd.close()
return content
