def create_app(config_name):
app = Flask(__name__)
app.config.from_object(config[config_name])
config[config_name].init_app(app)
db.init_app(app)
bcrypt.init_app(app)
login_manager.init_app(app)
babel = Babel()
babel.init_app(app)
from api.main import main
app.register_blueprint(main)
from api.auth import auth
app.register_blueprint(auth)
from api.flask_admin import create_admin_page
create_admin_page(app)
from api.page_route import meinv, link
app.register_blueprint(meinv)
app.register_blueprint(link)
return app
def register_babel(app):
babel = Babel()
babel.init_app(app)
class CustomJSONEncoder(JSONEncoder):
"""This class adds support for lazy translation texts to Flask's
JSON encoder. This is necessary when flashing translated texts."""
def default(self, obj):
from speaklater import is_lazy_string
if is_lazy_string(obj):
try:
return unicode(obj) # python 2
except NameError:
return str(obj) # python 3
return super(CustomJSONEncoder, self).default(obj)
app.json_encoder = CustomJSONEncoder
@babel.localeselector
def get_locale():
user = getattr(g, 'user', None)
if user is not None:
if g.user.is_authenticated:
return user.setting.locale or 'zh'
return request.accept_languages.best_match(app.config[
'LANGUAGES'].keys())
@babel.timezoneselector
def get_timezone():
user = getattr(g, 'user', None)
if user is not None:
if g.user.is_authenticated:
return user.setting.timezone or 'UTC'
return 'UTC'
def create_app(settings_ns):
babel = Babel()
app = Flask(
__name__,
static_url_path="/static",
static_folder="static",
instance_relative_config=False,
)
app.config.from_object(settings_ns)
app.register_blueprint(main_bp)
app.jinja_env.filters["clean_uri"] = clean_uri
app.context_processor(utility_processor)
babel.init_app(app)
if app.config["DEBUG"]:
try:
from flask_debugtoolbar import DebugToolbarExtension
except ImportError:
LOGGER.info('cannot import lib "flask_debugtoolbar". '
'Make sure it is installed and available in the '
'import path.')
else:
toolbar = DebugToolbarExtension()
toolbar.init_app(app)
return app
def creat_app():
app = Flask(__name__)
app.config.from_object('app.secure')
app.config.from_object('app.setting')
register_blueprint(app)
# 数据库 插件
db.init_app(app)
db.create_all(app=app)
migtate = Migrate(app,db)
# migtate.add_command('db', MigrateCommand)
# login 登录插件初始化
login_manager.init_app(app)
# 没登录，将其引导到登录页面
login_manager.login_view = 'web.login'
login_manager.login_message='请先登录'
# admin 注册
from .admin import admin
admin.init_app(app)
# 汉化
babel = Babel(app)
babel.init_app(app)
return app
def register_babel(app):
translations = os.path.abspath(os.path.join(
os.path.dirname(__file__), os.pardir, 'translations'))
domain = Domain(translations)
babel = Babel(default_domain=domain)
babel.init_app(app)
class CustomJSONEncoder(JSONEncoder):
"""This class adds support for lazy translation texts to Flask's
JSON encoder. This is necessary when flashing translated texts."""
def default(self, obj):
from speaklater import is_lazy_string
if is_lazy_string(obj):
try:
return unicode(obj) # python 2
except NameError:
return str(obj) # python 3
return super(CustomJSONEncoder, self).default(obj)
app.json_encoder = CustomJSONEncoder
@babel.localeselector
def get_locale():
return request.accept_languages.best_match(['zh', 'en'])
@babel.timezoneselector
def get_timezone():
return 'UTC'
def register_babel(app):
babel = Babel()
babel.init_app(app)
class CustomJSONEncoder(JSONEncoder):
"""This class adds support for lazy translation texts to Flask's
JSON encoder. This is necessary when flashing translated texts."""
def default(self, obj):
from speaklater import is_lazy_string
if is_lazy_string(obj):
try:
return unicode(obj) # python 2
except NameError:
return str(obj) # python 3
return super(CustomJSONEncoder, self).default(obj)
app.json_encoder = CustomJSONEncoder
@babel.localeselector
def get_locale():
user = getattr(g, 'user', None)
if user is not None:
if g.user.is_authenticated:
return user.setting.locale or 'zh'
return request.accept_languages.best_match(
app.config['LANGUAGES'].keys())
@babel.timezoneselector
def get_timezone():
user = getattr(g, 'user', None)
if user is not None:
if g.user.is_authenticated:
return user.setting.timezone or 'UTC'
return 'UTC'
def create_app():
from app.web.util.util import refresh_control_info
app = Flask(__name__)
app.config.from_pyfile('secure.py')
app.config.from_pyfile('settings.py')
# 注册SQLAlchemy
db.init_app(app)
# 注册login模块
login_manager.init_app(app)
login_manager.login_view = 'web.login'
login_manager.login_message = '请先登录或注册'
# 注册admin模块
from app.model.user import User
from app.model.vote import VoteEvent
admin = Admin(app=app, name='后台管理系统', template_mode='bootstrap3')
admin.add_view(UserModelView(User, db.session, name='用户管理'))
admin.add_view(VoteEventModelView(VoteEvent, db.session, name='投票管理'))
# 国际化
babel = Babel()
babel.init_app(app)
# 刷新投票控制信息
with app.app_context():
refresh_control_info()
return app
def create_app(settings_ns):
babel = Babel()
app = Flask(
__name__,
static_url_path="/static",
static_folder="static",
instance_relative_config=False,
)
app.config.from_object(settings_ns)
app.register_blueprint(main_bp)
app.jinja_env.filters["clean_uri"] = clean_uri
app.context_processor(utility_processor)
babel.init_app(app)
if app.config["DEBUG"]:
try:
from flask_debugtoolbar import DebugToolbarExtension
except ImportError:
LOGGER.info('cannot import lib "flask_debugtoolbar". '
'Make sure it is installed and available in the '
'import path.')
else:
toolbar = DebugToolbarExtension()
toolbar.init_app(app)
return app
def register_babel(app):
translations = os.path.abspath(
os.path.join(os.path.dirname(__file__), os.pardir, 'translations'))
domain = Domain(translations)
babel = Babel(default_domain=domain)
babel.init_app(app)
class CustomJSONEncoder(JSONEncoder):
"""This class adds support for lazy translation texts to Flask's
JSON encoder. This is necessary when flashing translated texts."""
def default(self, obj):
from speaklater import is_lazy_string
if is_lazy_string(obj):
try:
return unicode(obj) # python 2
except NameError:
return str(obj) # python 3
return super(CustomJSONEncoder, self).default(obj)
app.json_encoder = CustomJSONEncoder
@babel.localeselector
def get_locale():
return request.accept_languages.best_match(['zh', 'en'])
@babel.timezoneselector
def get_timezone():
return 'UTC'
def register_babel(app):
translations = os.path.abspath(
os.path.join(os.path.dirname(__file__), os.pardir, 'translations'))
domain = Domain(translations)
babel = Babel(default_domain=domain)
babel.init_app(app)
# class CustomJSONEncoder(JSONEncoder):
# """This class adds support for lazy translation texts to Flask's
# JSON encoder. This is necessary when flashing translated texts."""
# def default(self, obj):
# from speaklater import is_lazy_string
# if is_lazy_string(obj):
# try:
# return unicode(obj) # python 2
# except NameError:
# return str(obj) # python 3
# return super(CustomJSONEncoder, self).default(obj)
# app.json_encoder = CustomJSONEncoder
@babel.localeselector
def get_locale():
user = getattr(g, 'user', None)
if user is not None:
if request.path.startswith('/admin'):
return 'zh_Hans_CN'
if g.user.is_authenticated:
return user.setting.locale or 'zh'
return request.accept_languages.best_match(
app.config['LANGUAGES'].keys())
@babel.timezoneselector
def get_timezone():
user = getattr(g, 'user', None)
if user is not None:
if g.user.is_authenticated:
return user.setting.timezone or 'UTC'
return 'UTC'
def creat_app(config_name):
app = Flask(__name__)
app.config.from_object(config[config_name])
bootstrap = Bootstrap(app)
db.init_app(app)
db.create_all(app=app)
register_blueprint(app)
moment.init_app(app)
# 让python支持命令行工作
manager = Manager(app)
# 使用migrate绑定app和db
migrate = Migrate(app, db)
# 添加迁移脚本的命令到manager中
manager.add_command('db', MigrateCommand)
# login 登录插件初始化
login_manager.init_app(app)
# 没登录，将其引导到登录页面
login_manager.login_view = 'web.login'
login_manager.login_message = '请先登录'
# admin 注册
from .admin import admin
admin.init_app(app)
# 汉化
babel = Babel(app)
babel.init_app(app)
'''
app_context_processor在flask中被称作上下文处理器，借助app_context_processor
可以让所有自定义变量在模板中可见
函数的返回结果必须是dict，dict中的key将作为变量在所有模板中可见
'''
app.context_processor(utility_processor)
return app
class InvenioI18N(object):
"""Invenio I18N module."""
def __init__(
self,
app=None,
date_formats=None,
localeselector=None,
timezoneselector=None,
entrypoint="invenio_i18n.translations",
):
"""Initialize extension."""
self.babel = Babel(date_formats=date_formats, configure_jinja=True, default_domain=MultidirDomain())
self.localeselector = localeselector
self.timezoneselector = timezoneselector
self.entrypoint = entrypoint
self._locales_cache = None
if app:
self.init_app(app)
def init_app(self, app):
"""Flask application initialization."""
# Initialize Flask-BabelEx
app.config.setdefault("I18N_LANGUAGES", [])
# TODO: allow to plug custom localeselector and timezoneselector
self.babel.init_app(app)
self.babel.localeselector(self.localeselector or get_locale)
self.babel.timezoneselector(self.timezoneselector or get_timezone)
# Add paths to search for message catalogs
domain = self.babel._default_domain
# 1. Paths listed in I18N_TRANSLATIONS_PATHS
for p in app.config.get("I18N_TRANSLATIONS_PATHS", []):
domain.add_path(p)
# 2. <app.root_path>/translations
app_translations = os.path.join(app.root_path, "translations")
if os.path.exists(app_translations):
domain.add_path(app_translations)
# 3. Entrypoints
if self.entrypoint:
domain.add_entrypoint(self.entrypoint)
# Register Jinja2 template filters for date formatting (Flask-Babel
# already installs other filters).
app.add_template_filter(filter_to_utc, name="toutc")
app.add_template_filter(filter_to_user_timezone, name="tousertimezone")
# Lazy string aware JSON encoder.
app.json_encoder = get_lazystring_encoder(app)
app.extensions["invenio-i18n"] = self
def get_locales(self):
"""Get a list of supported locales."""
if self._locales_cache is None:
langs = [self.babel.default_locale]
for l in current_app.config.get("I18N_LANGUAGES", []):
langs.append(self.babel.load_locale(l))
self._locales_cache = langs
return self._locales_cache
import app.config as config app.config.from_object(config) app.jinja_env.filters['substring'] = jinja2_filter_substring app.jinja_env.filters['startswith'] = jinja2_filter_startswith app.jinja_env.filters['datedelta'] = jinja2_filter_date_with_delta app.jinja_env.filters['heatmap'] = jinja2_filter_photo_collection_heat_map app.jinja_env.filters['averagerating'] = jinja2_filter_get_average_rating app.jinja_env.filters['numberoforder'] = jinja2_filter_get_number_of_order from flask_babelex import Babel babel = Babel(default_locale='zh_Hans_CN') babel.init_app(app) from flask.ext.sqlalchemy import SQLAlchemy db = SQLAlchemy(app) from app.app_provider import AppInfo AppInfo.set_app(app) AppInfo.set_db(db) # 初始化云端的图片存储服务 image_store = ImageStore(app) # 初始化Gallery存储的服务，用于存储所有的用户上传的头像 AppInfo.set_galleries_store_service(image_store) # 初始化Image存储的服务，用于存储所有摄影师上传的作品图像 AppInfo.set_image_store_service(image_store)
class InvenioI18N(object):
"""Invenio I18N extension."""
def __init__(self, app=None, date_formats=None, localeselector=None,
timezoneselector=None,
entry_point_group='invenio_i18n.translations'):
"""Initialize extension.
:param app: Flask application.
:param data_formats: Override default date/time formatting.
:param localeselector: Callback function used for locale selection.
(Default: :func:`invenio_i18n.selectors.get_locale()`)
:param timezoneselector: Callback function used for timezone selection.
(Default: ``BABEL_DEFAULT_TIMEZONE``)
:param entry_point_group: Entrypoint used to load translations from.
Set to ``None`` to not load translations from entry points.
"""
self.domain = MultidirDomain()
self.babel = Babel(
date_formats=date_formats,
configure_jinja=True,
default_domain=self.domain,
)
self.localeselector = localeselector
self.timezoneselector = timezoneselector
self.entry_point_group = entry_point_group
self._locales_cache = None
self._languages_cache = None
if app:
self.init_app(app)
def init_app(self, app):
"""Flask application initialization.
The initialization will:
* Set default values for the configuration variables.
* Load translations from paths specified in
``I18N_TRANSLATIONS_PATHS``.
* Load translations from ``app.root_path>/translations`` if it exists.
* Load translations from a specified entry point.
* Add ``toutc`` and ``tousertimezone`` template filters.
* Install a custom JSON encoder on app.
"""
self.init_config(app)
# Initialize Flask-BabelEx
self.babel.init_app(app)
self.babel.localeselector(self.localeselector or get_locale)
self.babel.timezoneselector(self.timezoneselector or get_timezone)
# 1. Paths listed in I18N_TRANSLATIONS_PATHS
for p in app.config.get('I18N_TRANSLATIONS_PATHS', []):
self.domain.add_path(p)
# 2. <app.root_path>/translations
app_translations = os.path.join(app.root_path, 'translations')
if os.path.exists(app_translations):
self.domain.add_path(app_translations)
# 3. Entrypoints
if self.entry_point_group:
self.domain.add_entrypoint(self.entry_point_group)
# Register blueprint if URL is set.
if app.config['I18N_SET_LANGUAGE_URL'] \
and app.config['I18N_LANGUAGES']:
app.register_blueprint(
blueprint, url_prefix=app.config['I18N_SET_LANGUAGE_URL'])
# Register Jinja2 template filters for date formatting (Flask-Babel
# already installs other filters).
app.add_template_filter(filter_to_utc, name='toutc')
app.add_template_filter(filter_to_user_timezone, name='tousertimezone')
app.add_template_filter(filter_language_name, name='language_name')
app.add_template_filter(
filter_language_name_local, name='language_name_local')
app.context_processor(lambda: dict(current_i18n=current_i18n))
# Lazy string aware JSON encoder.
app.json_encoder = get_lazystring_encoder(app)
app.extensions['invenio-i18n'] = self
def init_config(self, app):
"""Initialize configuration."""
for k in dir(config):
if k.startswith('I18N_'):
app.config.setdefault(k, getattr(config, k))
def iter_languages(self):
"""Iterate over list of languages."""
default_lang = self.babel.default_locale.language
default_title = self.babel.default_locale.get_display_name(
default_lang)
yield (default_lang, default_title)
for l, title in current_app.config.get('I18N_LANGUAGES', []):
yield l, title
def get_languages(self):
"""Get list of languages."""
if self._languages_cache is None:
self._languages_cache = list(self.iter_languages())
return self._languages_cache
def get_locales(self):
"""Get a list of supported locales.
Computes the list using ``I18N_LANGUAGES`` configuration variable.
"""
if self._locales_cache is None:
langs = [self.babel.default_locale]
for l, dummy_title in current_app.config.get('I18N_LANGUAGES', []):
langs.append(self.babel.load_locale(l))
self._locales_cache = langs
return self._locales_cache
@property
def locale(self):
"""Get current locale."""
return get_current_locale()
@property
def language(self):
"""Get current language code."""
return get_current_locale().language
@property
def timezone(self):
"""Get current timezone."""
return get_current_timezone()
# Login Manager
login_manager = LoginManager()
login_manager.init_app(app)
# Bcrypt
bcrypt = Bcrypt()
bcrypt.init_app(app)
# QRCode
qrcode = QRcode()
qrcode.init_app(app)
# Babel
domain = Domain(dirname='translations')
babel = Babel(default_domain=domain)
babel.init_app(app)
# Flask-Assets
from .assets import bundles
assets = Environment(app)
assets.append_path(os.path.join(os.path.dirname(__file__), './static'))
assets.append_path(
os.path.join(os.path.dirname(__file__), './static/bower_components'))
assets.register(bundles)
# Flask-Admin
admin = Admin(app,
name='Interface Admin',
index_view=StatisticsView(url='/admin', name='Vue générale'))
admin.add_view(CompanyView(get_db().companies, name='Entreprises'))
admin.add_view(UserView(get_db().users, name='Utilisateurs'))
class InvenioI18N(object):
"""Invenio I18N module."""
def __init__(self,
app=None,
date_formats=None,
localeselector=None,
timezoneselector=None,
entrypoint='invenio_i18n.translations'):
"""Initialize extension."""
self.babel = Babel(date_formats=date_formats,
configure_jinja=True,
default_domain=MultidirDomain())
self.localeselector = localeselector
self.timezoneselector = timezoneselector
self.entrypoint = entrypoint
self._locales_cache = None
if app:
self.init_app(app)
def init_app(self, app):
"""Flask application initialization."""
# Initialize Flask-BabelEx
app.config.setdefault("I18N_LANGUAGES", [])
# TODO: allow to plug custom localeselector and timezoneselector
self.babel.init_app(app)
self.babel.localeselector(self.localeselector or get_locale)
self.babel.timezoneselector(self.timezoneselector or get_timezone)
# Add paths to search for message catalogs
domain = self.babel._default_domain
# 1. Paths listed in I18N_TRANSLATIONS_PATHS
for p in app.config.get("I18N_TRANSLATIONS_PATHS", []):
domain.add_path(p)
# 2. <app.root_path>/translations
app_translations = os.path.join(app.root_path, 'translations')
if os.path.exists(app_translations):
domain.add_path(app_translations)
# 3. Entrypoints
if self.entrypoint:
domain.add_entrypoint(self.entrypoint)
# Register Jinja2 template filters for date formatting (Flask-Babel
# already installs other filters).
app.add_template_filter(filter_to_utc, name="toutc")
app.add_template_filter(filter_to_user_timezone, name="tousertimezone")
# Lazy string aware JSON encoder.
app.json_encoder = get_lazystring_encoder(app)
app.extensions['invenio-i18n'] = self
def get_locales(self):
"""Get a list of supported locales."""
if self._locales_cache is None:
langs = [self.babel.default_locale]
for l in current_app.config.get('I18N_LANGUAGES', []):
langs.append(self.babel.load_locale(l))
self._locales_cache = langs
return self._locales_cache
class InvenioI18N(object):
"""Invenio I18N extension."""
def __init__(self,
app=None,
date_formats=None,
localeselector=None,
timezoneselector=None,
entry_point_group='invenio_i18n.translations'):
"""Initialize extension.
:param app: Flask application.
:param data_formats: Override default date/time formatting.
:param localeselector: Callback function used for locale selection.
(Default: :func:`invenio_i18n.selectors.get_locale()`)
:param timezoneselector: Callback function used for timezone selection.
(Default: ``BABEL_DEFAULT_TIMEZONE``)
:param entry_point_group: Entrypoint used to load translations from.
Set to ``None`` to not load translations from entry points.
"""
self.domain = MultidirDomain()
self.babel = Babel(
date_formats=date_formats,
configure_jinja=True,
default_domain=self.domain,
)
self.localeselector = localeselector
self.timezoneselector = timezoneselector
self.entry_point_group = entry_point_group
self._locales_cache = None
self._languages_cache = None
if app:
self.init_app(app)
def init_app(self, app):
"""Flask application initialization.
The initialization will:
* Set default values for the configuration variables.
* Load translations from paths specified in
``I18N_TRANSLATIONS_PATHS``.
* Load translations from ``app.root_path>/translations`` if it exists.
* Load translations from a specified entry point.
* Add ``toutc`` and ``tousertimezone`` template filters.
* Install a custom JSON encoder on app.
"""
self.init_config(app)
# Initialize Flask-BabelEx
self.babel.init_app(app)
self.babel.localeselector(self.localeselector or get_locale)
self.babel.timezoneselector(self.timezoneselector or get_timezone)
# 1. Paths listed in I18N_TRANSLATIONS_PATHS
for p in app.config.get('I18N_TRANSLATIONS_PATHS', []):
self.domain.add_path(p)
# 2. <app.root_path>/translations
app_translations = os.path.join(app.root_path, 'translations')
if os.path.exists(app_translations):
self.domain.add_path(app_translations)
# 3. Entrypoints
if self.entry_point_group:
self.domain.add_entrypoint(self.entry_point_group)
# Register Jinja2 template filters for date formatting (Flask-Babel
# already installs other filters).
app.add_template_filter(filter_to_utc, name='toutc')
app.add_template_filter(filter_to_user_timezone, name='tousertimezone')
app.add_template_filter(filter_language_name, name='language_name')
app.add_template_filter(filter_language_name_local,
name='language_name_local')
app.add_template_global(current_i18n, name='current_i18n')
# Lazy string aware JSON encoder.
app.json_encoder = get_lazystring_encoder(app)
app.extensions['invenio-i18n'] = self
def init_config(self, app):
"""Initialize configuration."""
for k in dir(config):
if k.startswith('I18N_'):
app.config.setdefault(k, getattr(config, k))
def iter_languages(self):
"""Iterate over list of languages."""
default_lang = self.babel.default_locale.language
default_title = self.babel.default_locale.get_display_name(
default_lang)
yield (default_lang, default_title)
for l, title in current_app.config.get('I18N_LANGUAGES', []):
yield l, title
def get_languages(self):
"""Get list of languages."""
if self._languages_cache is None:
self._languages_cache = list(self.iter_languages())
return self._languages_cache
def get_locales(self):
"""Get a list of supported locales.
Computes the list using ``I18N_LANGUAGES`` configuration variable.
"""
if self._locales_cache is None:
langs = [self.babel.default_locale]
for l, dummy_title in current_app.config.get('I18N_LANGUAGES', []):
langs.append(self.babel.load_locale(l))
self._locales_cache = langs
return self._locales_cache
@property
def locale(self):
"""Get current locale."""
return get_current_locale()
@property
def language(self):
"""Get current language code."""
return get_current_locale().language
@property
def timezone(self):
"""Get current timezone."""
return get_current_timezone()
from flask_babelex import Babel, Domain, _
"""An example for creating LinkCol or ButtonCol with translations.
You have to call ./babel.sh lncompile before using this example.
"""
# Setup the flask app
app = Flask(__name__)
# Setup babel
app.config['BABEL_DEFAULT_LOCALE'] = 'en_GB'
app.config['BABEL_TRANSLATION_DIRECTORIES'] = 'translations'
language_domain = Domain(dirname='translations', domain='messages')
language = Babel(default_locale='en_GB',
configure_jinja=True,
default_domain=language_domain)
language.init_app(app)
# This class shows how to use translations for columns and tables
class TranslatedTable(Table):
name = Col('name')
button = ButtonCol('button_name', 'some_url', translation_enabled=True)
def __init__(self, items):
super(TranslatedTable, self).__init__(items, translation_enabled=True)
# The main page
@app.route('/', methods=['GET', 'POST'])
def index():
# The column names will be translated by flask_table
