132 lines
3.6 KiB
Python
132 lines
3.6 KiB
Python
#!/usr/bin/env python3
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from importlib import import_module
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#from paramecio.citoplasma.sessions import get_session
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import json
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from flask import session, has_request_context
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yes_session=False
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i18n_module={}
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def load_lang(*args):
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"""A function for load the lang module dinamically
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"""
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for module in args:
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lang_path=module[0]+'.i18n.'+module[1]
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try:
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i18n_module[lang_path]=import_module(lang_path)
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pass
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except:
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pass
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# here load the language
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class I18n:
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"""Class for i18n tasks
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Class for i18n tasks, how, strings for every language supported, for now are en-US and es-ES. You can add more languages adding
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Attributes:
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default_lang (str): The default string lang used when get someone
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dict_i18n (list): The list with default languages. You can add more calling it static variable in settings/config.py
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"""
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default_lang='en-US'
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dict_i18n=['en-US', 'es-ES']
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l={}
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#@staticmethod
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#def set_lang(code_lang):
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# if default_lang
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@staticmethod
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def get_default_lang():
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"""Static method for get the default lang"""
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lang=I18n.default_lang
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if has_request_context():
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lang=session.get('lang', lang)
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return lang
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@staticmethod
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def lang(module, symbol, text_default):
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"""Static method for get a string from selected language
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Static method used to get the string of the selected language. If there is no string in the selected language, it returns text_default.
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Args:
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module (str): The module to which the translation string belongs
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symbol (str): Simple symbol that is useful for identify the string
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text_default (str): The text used by default when there are not translation in the selected language
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"""
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#if not lang:
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# lang=I18n.get_default_lang()
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lang=I18n.get_default_lang()
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I18n.l[lang]=I18n.l.get(lang, {})
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I18n.l[lang][module]=I18n.l[lang].get(module, {})
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I18n.l[lang][module][symbol]=I18n.l[lang][module].get(symbol, text_default)
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return I18n.l[lang][module][symbol]
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@staticmethod
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def extract_value(value):
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"""Static method for get values from json lang array
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Args:
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value (json): Lang dict in json format
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"""
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value=json.loads(value)
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lang=I18n.get_default_lang()
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if value[lang]!='':
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return value[lang]
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return value[I18n.default_lang]
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"""
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@staticmethod
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def get_browser_lang():
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return request.headers.get('Accept-Language', 'en-US')
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"""
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@staticmethod
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def lang_json(module, symbol, text_default):
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"""Static method for return a language dict in JSON
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Static method used to get the string of the selected language in JSON format. If there are not string in the selected language, it returns text_default.
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Args:
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module (str): The module to which the translation string belongs
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symbol (str): Simple symbol that is useful for identify the string
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text_default (str): The text used by default when there are not translation in the selected language
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"""
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arr_final={}
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for l in I18n.dict_i18n:
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arr_final[l]=I18n.lang(module, symbol, text_default, l)
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return json.dumps(arr_final)
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