Files
i2p.www/i2p2www/templatevars.py

257 lines
8.8 KiB
Python

import ctags
from flask import g, request, safe_join, url_for
import os.path
from urlparse import urlsplit, urlunsplit
from i2p2www import (
CANONICAL_DOMAIN,
CURRENT_I2P_VERSION,
CURRENT_I2P_FIREFOX_PROFILE_VERSION,
CURRENT_I2P_OSX_VERSION,
PROPOSAL_DIR,
RTL_LANGS,
SUPPORTED_LANGS,
SUPPORTED_LANG_NAMES,
SPEC_DIR,
STATIC_DIR,
app,
)
INPROXY = '.xyz' # http://zzz.i2p/topics/1771-i2p-xyz-inproxy
I2P_TO_CLEAR = {
'i2pforum.i2p': 'i2pforum.net', # New I2P Forum
'trac.i2p2.i2p': 'trac.i2p2.de',
'mail.i2p': 'i2pmail.org',
'lists.i2p': 'lists.i2p.email',
'i2p-javadocs.i2p': 'docs.i2p-projekt.de/javadoc', # Hacky to include the path, but it works!
'idk.i2p/javadoc-i2p': 'docs.i2p-projekt.de/javadoc', # Hacky to include the path, but it works!
"idk.i2p": "eyedeekay.github.io",
'stats.i2p': 'stats.i2p', # Inproxy disabled at request of site owner
'zzz.i2p': 'zzz.i2p', # Inproxy disabled at request of site owner
'git.idk.i2p': 'i2pgit.org', # Git mirror
}
CLEAR_HTTP = [
'stats.i2p',
'zzz.i2p',
]
#BROWSER_NAME = 'I2P Rhizome'
BROWSER_NAME = 'I2P Browser'
BROWSER_VERSION = 'beta7'
#BROWSER_SUBTITLE = 'Communication Security Toolkit'
BROWSER_SUBTITLE = ''
BROWSER_FILE = 'i2pbrowser-install'
####################
# Template functions
@app.context_processor
def utility_processor():
_ctags = ctags.CTags(os.path.join(SPEC_DIR, 'spectags'))
kinds = {
't': 'type',
's': 'struct',
'm': 'msg',
}
# Shorthand for getting a site url
def get_site_url(path=None, external=False):
lang = 'en'
if hasattr(g, 'lang') and g.lang:
lang = g.lang
if path:
return url_for('site_show', lang=lang, page=path, _external=external)
else:
return url_for('site_show', lang=lang, _external=external)
def get_spec_url(name):
url = url_for('spec_show', name=name, _external=True)
# Remove ?lang=xx
if '?' in url:
url = url[:url.index('?')]
return url
def get_proposal_url(identifier):
name = None
for f in os.listdir(PROPOSAL_DIR):
if f.startswith(identifier):
name = f[:-4]
break
if not name:
return ''
url = url_for('proposal_show', name=name, _external=True)
# Remove ?lang=xx
if '?' in url:
url = url[:url.index('?')]
return url
def get_ctags_url(value):
filename, kind = _lookup_ctag(value)
# Handle message types
if not kind and value.endswith('Message'):
value = value[:-7]
filename, kind = _lookup_ctag(value)
if kind:
specname, _ = os.path.splitext(filename)
url = get_spec_url(specname)
return '%s#%s-%s' % \
(url, kinds[kind], value.lower())
else:
return ''
def _lookup_ctag(token):
entry = ctags.TagEntry()
if _ctags.find(entry, token, 0):
return entry['file'], entry['kind']
else:
return None, None
# Shorthand for getting a language-specific url
def get_url_with_lang(endpoint, **args):
lang = 'en'
if hasattr(g, 'lang') and g.lang:
lang = g.lang
return url_for(endpoint, lang=lang, **args)
def is_rtl_lang(lang=None):
if not lang:
if hasattr(g, 'lang') and g.lang:
lang = g.lang
else:
lang = 'en'
return lang in RTL_LANGS
# Get a specific language flag, or the flag for the current language
def get_flag(lang=None):
if not lang:
if hasattr(g, 'lang') and g.lang:
lang = g.lang
else:
lang = 'en'
return url_for('static', filename='images/flags/'+lang+'.png')
# Provide the canonical link to the current page
def get_canonical_link():
# Canonical domain should always be HTTPS
return 'https://' + CANONICAL_DOMAIN + request.path
# Convert an I2P url to an equivalent clearnet one
def convert_url_to_clearnet(value):
parts = value.split("/")
if not parts[0].endswith('.i2p'):
# The url being passed in isn't an I2P url, so just return it
return value
if request.headers.get('X-I2P-Desthash') and not request.headers.get('X-Forwarded-Server'):
# The request is from within I2P, so use I2P url
return value
# The request is either directly from clearnet or through an inproxy
try:
# Return the known clearnet url corresponding to the I2P url
return I2P_TO_CLEAR[value]
except KeyError:
# The I2P site has no known clearnet address, so use an inproxy
return value + INPROXY
# Convert an I2P url to an equivalent clearnet one, including HTTPS if necessary
def convert_url_to_clearnet_inc_https(value):
parts = urlsplit(value)
if not parts[1].endswith('.i2p'):
# The url being passed in isn't an I2P url, so just return it
return value
if request.headers.get('X-I2P-Desthash') and not request.headers.get('X-Forwarded-Server'):
# The request is from within I2P, so use I2P url
return value
# The request is either directly from clearnet or through an inproxy
try:
# Return the known clearnet url corresponding to the I2P url
scheme = parts[0]
host = I2P_TO_CLEAR[parts[1]]
if scheme == 'http' and host not in CLEAR_HTTP:
scheme = 'https'
return urlunsplit([scheme, host] + list(parts[2:]))
except KeyError:
# The I2P site has no known clearnet address, so use an inproxy
return urlunsplit([parts[0], parts[1] + INPROXY] + list(parts[2:]))
# Convert a paginated URL to that of another page
def url_for_other_page(page):
args = request.view_args.copy()
args['page'] = page
return url_for(request.endpoint, **args)
# Change the theme of the current page
def change_theme(theme):
args = {}
if request.view_args:
args = request.view_args.copy()
args['theme'] = theme
if request.endpoint:
return url_for(request.endpoint, **args)
# Probably a 404 error page
return url_for('main_index', **args)
# Shorthand for getting the logo for the current theme
def get_logo_for_theme():
logo = 'styles/' + g.theme + '/images/i2plogo.png'
if not os.path.isfile(safe_join(STATIC_DIR, logo)):
logo = 'images/i2plogo.png'
return logo
def get_current_version(string=None, ver=None):
if string:
if ver:
return string % ver
return string % CURRENT_I2P_VERSION
return CURRENT_I2P_VERSION
def get_current_firefox_profile_version(string=None, ver=None):
if string:
if ver:
return string % ver
return string % CURRENT_I2P_FIREFOX_PROFILE_VERSION
return CURRENT_I2P_FIREFOX_PROFILE_VERSION
def get_current_osx_bundle_version(string=None, ver=None):
if string:
if ver:
return string % ver
return string % CURRENT_I2P_OSX_VERSION
return CURRENT_I2P_OSX_VERSION
def browser_current_version():
return BROWSER_VERSION
def browser_short_name():
return BROWSER_NAME
def browser_suffix_name():
return BROWSER_SUBTITLE
def browser_filename_name(version="beta7", platform="linux", series="2.0", language="en-US", exe=None):
return 'i2pbrowser-install-' + platform + "-" + series + "-" + version + "_" + language + exe
return dict(i2pconv=convert_url_to_clearnet,
i2pclr=convert_url_to_clearnet_inc_https,
url_for_other_page=url_for_other_page,
change_theme=change_theme,
logo_url=get_logo_for_theme,
site_url=get_site_url,
spec_url=get_spec_url,
proposal_url=get_proposal_url,
ctags_url=get_ctags_url,
get_url=get_url_with_lang,
is_rtl=is_rtl_lang,
get_flag=get_flag,
ver=get_current_version,
pver=get_current_firefox_profile_version,
mver=get_current_osx_bundle_version,
canonical=get_canonical_link,
browser_version=browser_current_version,
browser_name=browser_short_name,
browser_postname=browser_suffix_name,
browser_filename=browser_filename_name,
supported_langs=SUPPORTED_LANGS,
lang_names=SUPPORTED_LANG_NAMES)