backend.tracim_backend.lib.utils.utils.get_frontend_ui_base_url() - Code Metrics - Inspection of "Merge pull request #106 from tracim/fix/1087_conte..." - tracim/tracim_v2 - Measure and Improve Code Quality continuously with Scrutinizer

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created 2018-11-02 11:07 UTC

get_frontend_ui_base_url() A

↳ Parent: backend.tracim_backend.lib.utils.utils

Complexity

Conditions

Size

Total Lines	6
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
eloc	3
dl	0
loc	6
rs	10
c	0
b	0
f	0
cc	1
nop	1

# -*- coding: utf-8 -*-
import datetime
import random
import string
from urllib.parse import urljoin
from urllib.parse import urlencode

from colour import Color
import pytz
from redis import Redis
from rq import Queue
import typing

if typing.TYPE_CHECKING:
    from tracim_backend.config import CFG

DATETIME_FORMAT = '%Y-%m-%dT%H:%M:%SZ'
DEFAULT_WEBDAV_CONFIG_FILE = "wsgidav.conf"
DEFAULT_TRACIM_CONFIG_FILE = "development.ini"
CONTENT_FRONTEND_URL_SCHEMA = 'workspaces/{workspace_id}/contents/{content_type}/{content_id}'  # nopep8
WORKSPACE_FRONTEND_URL_SCHEMA = 'workspaces/{workspace_id}'  # nopep8
FRONTEND_UI_SUBPATH = 'ui'
LOGIN_SUBPATH = 'login'
RESET_PASSWORD_SUBPATH = 'reset-password'

def generate_documentation_swagger_tag(*sections: str) -> str:
    """
    Generate documentation swagger tag according to section in order
    """
    return ' > '.join(sections)


def preview_manager_page_format(page_number: int) -> int:
    """
    Convert page real number of page(begin at 1) to preview_manager page
    format(begin at 0)
    """
    return page_number-1


def get_root_frontend_url(config: 'CFG') -> str:
    """
    Return website base url with always '/' at the end
    """
    return as_url_folder(config.WEBSITE_BASE_URL)


def get_frontend_ui_base_url(config: 'CFG') -> str:
    """
    Return ui base url
    """
    return as_url_folder(
        urljoin(get_root_frontend_url(config), FRONTEND_UI_SUBPATH)
    )


def get_login_frontend_url(config: 'CFG'):
    """
    Return login page url
    """
    return urljoin(get_frontend_ui_base_url(config), LOGIN_SUBPATH)


def get_reset_password_frontend_url(
    config: 'CFG',
    token: str,
    email: str,
) -> str:
    """
    Return reset password url
    """
    path = urljoin(get_frontend_ui_base_url(config), RESET_PASSWORD_SUBPATH)
    params = {
        'token': token,
        'email': email,
    }

    return '{path}?{params}'.format(path=path, params=urlencode(params))


def as_url_folder(url: str) -> str:
    if url[-1] != '/':
        url = '{}/'.format(url)
    return url


def get_email_logo_frontend_url(config: 'CFG'):
    # TODO - G.M - 11-06-2018 - [emailTemplateURL] correct value for email_logo_frontend_url  # nopep8
    return 'data:image/png;base64,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'  # nopep8'


def get_redis_connection(config: 'CFG') -> Redis:
    """
    :param config: current app_config
    :return: redis connection
    """
    return Redis(
        host=config.EMAIL_SENDER_REDIS_HOST,
        port=config.EMAIL_SENDER_REDIS_PORT,
        db=config.EMAIL_SENDER_REDIS_DB,
    )


def get_rq_queue(redis_connection: Redis, queue_name: str ='default') -> Queue:
    """
    :param queue_name: name of queue
    :return: wanted queue
    """

    return Queue(name=queue_name, connection=redis_connection)


def cmp_to_key(mycmp):
    """
    List sort related function

    Convert a cmp= function into a key= function
    """
    class K(object):
        def __init__(self, obj, *args):
            self.obj = obj

        def __lt__(self, other):
            return mycmp(self.obj, other.obj) < 0

        def __gt__(self, other):
            return mycmp(self.obj, other.obj) > 0

        def __eq__(self, other):
            return mycmp(self.obj, other.obj) == 0

        def __le__(self, other):
            return mycmp(self.obj, other.obj) <= 0

        def __ge__(self, other):
            return mycmp(self.obj, other.obj) >= 0

        def __ne__(self, other):
            return mycmp(self.obj, other.obj) != 0

    return K


def current_date_for_filename() -> str:
    """
    ISO8601 current date, adapted to be used in filename (for
    webdav feature for example), with trouble-free characters.
    :return: current date as string like "2018-03-19T15.49.27.246592"
    """
    # INFO - G.M - 19-03-2018 - As ':' is in transform_to_bdd method in
    # webdav utils, it may cause trouble. So, it should be replaced to
    # a character which will not change in bdd.
    return datetime.datetime.now().isoformat().replace(':', '.')


class Timezone(object):
    def __init__(self, name):
        self.name = name


def get_timezones_list() -> typing.List[Timezone]:
    tz_list = []
    for tz_name in pytz.common_timezones:
        tz_list.append(Timezone(tz_name))
    return tz_list

# INFO - G.M - 2018-08-02 - Simple password generator, inspired by
# https://gist.github.com/23maverick23/4131896


ALLOWED_AUTOGEN_PASSWORD_CHAR = string.ascii_letters + \
                                string.digits + \
                                string.punctuation

DEFAULT_PASSWORD_GEN_CHAR_LENGTH = 12


def password_generator(
        length: int=DEFAULT_PASSWORD_GEN_CHAR_LENGTH,
        chars: str=ALLOWED_AUTOGEN_PASSWORD_CHAR
) -> str:
    """
    :param length: length of the new password
    :param chars: characters allowed
    :return: password as string
    """
    return ''.join(random.choice(chars) for char_number in range(length))


COLOR_DARKEN_SCALE_FACTOR = 0.85
COLOR_LIGHTEN_SCALE_FACTOR = 1.15


def clamp(val: float, minimum: float = 0.0, maximum: float=1.0) -> float:
    """ Fix value between min an max"""
    if val < minimum:
        return minimum
    if val > maximum:
        return maximum
    return val


class ExtendedColor(Color):

    @property
    def darken(self):
        new_color = ExtendedColor(self)
        new_color.luminance = clamp(COLOR_DARKEN_SCALE_FACTOR*self.luminance)
        return new_color

    @property
    def lighten(self):
        new_color = ExtendedColor(self)
        new_color.luminance = clamp(COLOR_LIGHTEN_SCALE_FACTOR*self.luminance)
        return new_color


1			# -- coding: utf-8 --
2			import datetime
3			import random
4			import string
5			from urllib.parse import urljoin
6			from urllib.parse import urlencode
7
8			from colour import Color
9			import pytz
10			from redis import Redis
11			from rq import Queue
12			import typing
13
14			if typing.TYPE_CHECKING:
15			from tracim_backend.config import CFG
16
17			DATETIME_FORMAT = '%Y-%m-%dT%H:%M:%SZ'
18			DEFAULT_WEBDAV_CONFIG_FILE = "wsgidav.conf"
19			DEFAULT_TRACIM_CONFIG_FILE = "development.ini"
20			CONTENT_FRONTEND_URL_SCHEMA = 'workspaces/{workspace_id}/contents/{content_type}/{content_id}' # nopep8
21			WORKSPACE_FRONTEND_URL_SCHEMA = 'workspaces/{workspace_id}' # nopep8
22			FRONTEND_UI_SUBPATH = 'ui'
23			LOGIN_SUBPATH = 'login'
24			RESET_PASSWORD_SUBPATH = 'reset-password'
25
26			def generate_documentation_swagger_tag(*sections: str) -> str:
27			"""
28			Generate documentation swagger tag according to section in order
29			"""
30			return ' > '.join(sections)
31
32
33			def preview_manager_page_format(page_number: int) -> int:
34			"""
35			Convert page real number of page(begin at 1) to preview_manager page
36			format(begin at 0)
37			"""
38			return page_number-1
39
40
41			def get_root_frontend_url(config: 'CFG') -> str:
42			"""
43			Return website base url with always '/' at the end
44			"""
45			return as_url_folder(config.WEBSITE_BASE_URL)
46
47
48			def get_frontend_ui_base_url(config: 'CFG') -> str:
49			"""
50			Return ui base url
51			"""
52			return as_url_folder(
53			urljoin(get_root_frontend_url(config), FRONTEND_UI_SUBPATH)
54			)
55
56
57			def get_login_frontend_url(config: 'CFG'):
58			"""
59			Return login page url
60			"""
61			return urljoin(get_frontend_ui_base_url(config), LOGIN_SUBPATH)
62
63
64			def get_reset_password_frontend_url(
65			config: 'CFG',
66			token: str,
67			email: str,
68			) -> str:
69			"""
70			Return reset password url
71			"""
72			path = urljoin(get_frontend_ui_base_url(config), RESET_PASSWORD_SUBPATH)
73			params = {
74			'token': token,
75			'email': email,
76			}
77
78			return '{path}?{params}'.format(path=path, params=urlencode(params))
79
80
81			def as_url_folder(url: str) -> str:
82			if url[-1] != '/':
83			url = '{}/'.format(url)
84			return url
85
86
87			def get_email_logo_frontend_url(config: 'CFG'):
88			# TODO - G.M - 11-06-2018 - [emailTemplateURL] correct value for email_logo_frontend_url # nopep8
89			return 'data:image/png;base64,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' # nopep8'
90
91
92			def get_redis_connection(config: 'CFG') -> Redis:
93			"""
94			:param config: current app_config
95			:return: redis connection
96			"""
97			return Redis(
98			host=config.EMAIL_SENDER_REDIS_HOST,
99			port=config.EMAIL_SENDER_REDIS_PORT,
100			db=config.EMAIL_SENDER_REDIS_DB,
101			)
102
103
104			def get_rq_queue(redis_connection: Redis, queue_name: str ='default') -> Queue:
105			"""
106			:param queue_name: name of queue
107			:return: wanted queue
108			"""
109
110			return Queue(name=queue_name, connection=redis_connection)
111
112
113			def cmp_to_key(mycmp):
114			"""
115			List sort related function
116
117			Convert a cmp= function into a key= function
118			"""
119			class K(object):
120			def __init__(self, obj, *args):
121			self.obj = obj
122
123			def __lt__(self, other):
124			return mycmp(self.obj, other.obj) < 0
125
126			def __gt__(self, other):
127			return mycmp(self.obj, other.obj) > 0
128
129			def __eq__(self, other):
130			return mycmp(self.obj, other.obj) == 0
131
132			def __le__(self, other):
133			return mycmp(self.obj, other.obj) <= 0
134
135			def __ge__(self, other):
136			return mycmp(self.obj, other.obj) >= 0
137
138			def __ne__(self, other):
139			return mycmp(self.obj, other.obj) != 0
140
141			return K
142
143
144			def current_date_for_filename() -> str:
145			"""
146			ISO8601 current date, adapted to be used in filename (for
147			webdav feature for example), with trouble-free characters.
148			:return: current date as string like "2018-03-19T15.49.27.246592"
149			"""
150			# INFO - G.M - 19-03-2018 - As ':' is in transform_to_bdd method in
151			# webdav utils, it may cause trouble. So, it should be replaced to
152			# a character which will not change in bdd.
153			return datetime.datetime.now().isoformat().replace(':', '.')
154
155
156			class Timezone(object):
157			def __init__(self, name):
158			self.name = name
159
160
161			def get_timezones_list() -> typing.List[Timezone]:
162			tz_list = []
163			for tz_name in pytz.common_timezones:
164			tz_list.append(Timezone(tz_name))
165			return tz_list
166
167			# INFO - G.M - 2018-08-02 - Simple password generator, inspired by
168			# https://gist.github.com/23maverick23/4131896
169
170
171			ALLOWED_AUTOGEN_PASSWORD_CHAR = string.ascii_letters + \
172			string.digits + \
173			string.punctuation
174
175			DEFAULT_PASSWORD_GEN_CHAR_LENGTH = 12
176
177
178			def password_generator(
179			length: int=DEFAULT_PASSWORD_GEN_CHAR_LENGTH,
180			chars: str=ALLOWED_AUTOGEN_PASSWORD_CHAR
181			) -> str:
182			"""
183			:param length: length of the new password
184			:param chars: characters allowed
185			:return: password as string
186			"""
187			return ''.join(random.choice(chars) for char_number in range(length))
188
189
190			COLOR_DARKEN_SCALE_FACTOR = 0.85
191			COLOR_LIGHTEN_SCALE_FACTOR = 1.15
192
193
194			def clamp(val: float, minimum: float = 0.0, maximum: float=1.0) -> float:
195			""" Fix value between min an max"""
196			if val < minimum:
197			return minimum
198			if val > maximum:
199			return maximum
200			return val
201
202
203			class ExtendedColor(Color):
204
205			@property
206			def darken(self):
207			new_color = ExtendedColor(self)
208			new_color.luminance = clamp(COLOR_DARKEN_SCALE_FACTOR*self.luminance)
209			return new_color
210
211			@property
212			def lighten(self):
213			new_color = ExtendedColor(self)
214			new_color.luminance = clamp(COLOR_LIGHTEN_SCALE_FACTOR*self.luminance)
215			return new_color
216

tracim / tracim_v2

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