# -*- coding: utf-8 -*-

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

import os

import sys

import uuid

from collections import defaultdict

import click

import mako.exceptions

import kallithea.bin.kallithea_cli_base as cli_base

import kallithea.lib.locale

from kallithea.lib import inifile

def show_defaults(ctx, param, value):

    # Following construct is taken from the Click documentation:

    # https://click.palletsprojects.com/en/7.x/options/#callbacks-and-eager-options

    # "The resilient_parsing flag is applied to the context if Click wants to

    # parse the command line without any destructive behavior that would change

    # the execution flow. In this case, because we would exit the program, we

    # instead do nothing."

    if not value or ctx.resilient_parsing:

        return

    for key, value in inifile.default_variables.items():

        click.echo('%s=%s' % (key, value))

    ctx.exit()

@cli_base.register_command()

@click.option('--show-defaults', callback=show_defaults,

              is_flag=True, expose_value=False, is_eager=True,

              help='Show the default values that can be overridden')

@click.argument('config_file', type=click.Path(dir_okay=False, writable=True), required=True)

@click.argument('key_value_pairs', nargs=-1)

def config_create(config_file, key_value_pairs):

    """Create a new configuration file.

    This command creates a default configuration file, possibly adding/updating

    settings you specify.

    The primary high level configuration keys and their default values are

    shown with --show-defaults . Custom values for these keys can be specified

    on the command line as key=value arguments.

    Additional key=value arguments will be patched/inserted in the [app:main]

    section ... until another section name specifies where any following values

    should go.

    """

    mako_variable_values = {

        'git_hook_interpreter': sys.executable,

        'user_home_path': os.path.expanduser('~'),

        'kallithea_cli_path': cli_base.kallithea_cli_path,

        'ssh_locale': kallithea.lib.locale.get_current_locale(),

    }

    ini_settings = defaultdict(dict)

    section_name = None

    for parameter in key_value_pairs:

        parts = parameter.split('=', 1)

        if len(parts) == 1 and parameter.startswith('[') and parameter.endswith(']'):

            section_name = parameter

        elif len(parts) == 2:

            key, value = parts

            if section_name is None and key in inifile.default_variables:

                mako_variable_values[key] = value

            else:

                if section_name is None:

                    section_name = '[app:main]'

                ini_settings[section_name][key] = value

        else:

            raise ValueError("Invalid name=value parameter %r" % parameter)

    # use default that cannot be replaced

    mako_variable_values.update({

        'uuid': lambda: uuid.uuid4().hex,

    })

    click.echo('Creating config file using:')

    for key, value in inifile.default_variables.items():

        if isinstance(value, str):

            options = inifile.variable_options.get(key)

            if options:

                click.echo('  %s=%s  (options: %s)' % (key, mako_variable_values.get(key, value), ', '.join(options)))

            else:

                click.echo('  %s=%s' % (key, mako_variable_values.get(key, value)))

    try:

        config_file_abs = os.path.abspath(config_file)

        inifile.create(config_file_abs, mako_variable_values, ini_settings)

        click.echo('Wrote new config file in %s' % config_file_abs)

        click.echo("Don't forget to build the front-end using 'kallithea-cli front-end-build'.")

    except Exception:

        click.echo(mako.exceptions.text_error_template().render())

# -*- coding: utf-8 -*-

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

"""

kallithea.lib.inifile

~~~~~~~~~~~~~~~~~~~~~

Handling of .ini files, mainly creating them from Mako templates and adding

other custom values.

"""

import logging

import os

import re

import mako.template

log = logging.getLogger(__name__)

template_file = os.path.join(

    os.path.dirname(os.path.dirname(os.path.dirname(__file__))),

    'kallithea/lib/paster_commands/template.ini.mako')

default_variables = {

    'database_engine': 'sqlite',

    'http_server': 'waitress',

    'host': '127.0.0.1',

    'port': '5000',

    'uuid': lambda: 'VERY-SECRET',

}

variable_options = {

    'database_engine': ['sqlite', 'postgres', 'mysql'],

    'http_server': ['waitress', 'gearbox', 'gevent', 'gunicorn', 'uwsgi'],

}

def expand(template, mako_variable_values, settings):

    """Expand mako template and tweak it.

    Not entirely stable for random templates as input, but good enough for our

    single template.

    >>> template = '''

    ... [first-section]

    ...

    ... variable=${mako_variable}

    ... variable2  =\tvalue after tab

    ... ## This section had some whitespace and stuff

    ...

    ...

    ... # ${mako_function()}

    ... [second-section]

    ... %if conditional_options == 'option-a':

    ... # option a was chosen

    ... %elif conditional_options == 'option-b':

    ... some_variable = "never mind - option-b will not be used anyway ..."

    ... %endif

    ...

    ... [comment-section]

    ... #variable3 = 3.0

    ... #variable4 = 4.0

    ... #variable5 = 5.0

    ... variable5 = 5.1

    ... #variable6 = 6.0

    ... #variable6 = 6.1

    ... #variable7 = 7.0

    ... variable7 = 7.1

    ... variable8 = 8.0

    ... '''

    >>> mako_variable_values = {'mako_variable': 'VALUE', 'mako_function': (lambda: 'FUNCTION RESULT'),

    ...                         'conditional_options': 'option-a', 'http_server': 'nc'}

    >>> settings = { # only partially used

    ...     '[first-section]': {'variable2': 'VAL2', 'first_extra': 'EXTRA', 'spacey': ' '},

    ...     '[comment-section]': {'variable3': '3.0', 'variable4': '4.1', 'variable5': '5.2', 'variable6': '6.2', 'variable7': '7.0', 'variable8': None, 'variable9': None},

    ...     '[third-section]': {'third_extra': ' 3'},

    ...     '[fourth-section]': {'fourth_extra': '4', 'fourth': '"four"'},

    ... }

    >>> print(expand(template, mako_variable_values, settings))

    ERROR: http_server is 'nc' - it should be one of 'waitress', 'gearbox', 'gevent', 'gunicorn', 'uwsgi'

    <BLANKLINE>

    [first-section]

    <BLANKLINE>

    variable=VALUE

    #variable2  =    value after tab

    variable2 = VAL2

    <BLANKLINE>

    first_extra = EXTRA

    spacey =

    <BLANKLINE>

    <BLANKLINE>

    # FUNCTION RESULT

    [second-section]

    # option a was chosen

    <BLANKLINE>

    [comment-section]

    variable3 = 3.0

    #variable4 = 4.0

    variable4 = 4.1

    #variable5 = 5.0

    #variable5 = 5.1

    variable5 = 5.2

    #variable6 = 6.0

    #variable6 = 6.1

    variable6 = 6.2

    variable7 = 7.0

    #variable7 = 7.1

    #variable8 = 8.0

    <BLANKLINE>

    variable8 = None

    variable9 = None

    <BLANKLINE>

    [fourth-section]

    fourth = "four"

    fourth_extra = 4

    <BLANKLINE>

    [third-section]

    third_extra =  3

    <BLANKLINE>

    """

    mako_variables = dict(default_variables)

    mako_variables.update(mako_variable_values or {})

    settings = dict((k, dict(v)) for k, v in settings.items()) # deep copy before mutating

    for key, value in mako_variables.items():

        if key in variable_options:

            if value not in variable_options[key]:

## -*- coding: utf-8 -*-

<%text>##</%text>#################################################################################

<%text>##</%text>#################################################################################

<%text>##</%text>                                                                               ##

<%text>##</%text> The %(here)s variable will be replaced with the parent directory of this file ##

<%text>##</%text>#################################################################################

<%text>##</%text>#################################################################################

[DEFAULT]

<%text>##</%text>##############################################################################

<%text>##</%text> Email settings                                                             ##

<%text>##</%text>                                                                            ##

<%text>##</%text> Refer to the documentation ("Email settings") for more details.            ##

<%text>##</%text>                                                                            ##

<%text>##</%text> It is recommended to use a valid sender address that passes access         ##

<%text>##</%text> validation and spam filtering in mail servers.                             ##

<%text>##</%text>##############################################################################

<%text>##</%text> 'From' header for application emails. You can optionally add a name.

<%text>##</%text> Default:

#app_email_from = Kallithea

<%text>##</%text> Examples:

#app_email_from = Kallithea <kallithea-noreply@example.com>

#app_email_from = kallithea-noreply@example.com

<%text>##</%text> Subject prefix for application emails.

<%text>##</%text> A space between this prefix and the real subject is automatically added.

<%text>##</%text> Default:

#email_prefix =

<%text>##</%text> Example:

#email_prefix = [Kallithea]

<%text>##</%text> Recipients for error emails and fallback recipients of application mails.

<%text>##</%text> Multiple addresses can be specified, comma-separated.

<%text>##</%text> Only addresses are allowed, do not add any name part.

<%text>##</%text> Default:

#email_to =

<%text>##</%text> Examples:

#email_to = admin@example.com

#email_to = admin@example.com,another_admin@example.com

email_to =

<%text>##</%text> 'From' header for error emails. You can optionally add a name.

<%text>##</%text> Default: (none)

<%text>##</%text> Examples:

#error_email_from = Kallithea Errors <kallithea-noreply@example.com>

#error_email_from = kallithea_errors@example.com

error_email_from =

<%text>##</%text> SMTP server settings

<%text>##</%text> If specifying credentials, make sure to use secure connections.

<%text>##</%text> Default: Send unencrypted unauthenticated mails to the specified smtp_server.

<%text>##</%text> For "SSL", use smtp_use_ssl = true and smtp_port = 465.

<%text>##</%text> For "STARTTLS", use smtp_use_tls = true and smtp_port = 587.

smtp_server =

smtp_username =

smtp_password =

smtp_port =

smtp_use_ssl = false

smtp_use_tls = false

%if http_server != 'uwsgi':

<%text>##</%text> Entry point for 'gearbox serve'

[server:main]

host = ${host}

port = ${port}

%if http_server == 'gearbox':

<%text>##</%text> Gearbox default web server ##

use = egg:gearbox#wsgiref

<%text>##</%text> nr of worker threads to spawn

threadpool_workers = 1

<%text>##</%text> max request before thread respawn

threadpool_max_requests = 100

<%text>##</%text> option to use threads of process

use_threadpool = true

%elif http_server == 'gevent':

<%text>##</%text> Gearbox gevent web server ##

use = egg:gearbox#gevent

%elif http_server == 'waitress':

<%text>##</%text> WAITRESS ##

use = egg:waitress#main

<%text>##</%text> number of worker threads

threads = 1

<%text>##</%text> MAX BODY SIZE 100GB

max_request_body_size = 107374182400

<%text>##</%text> use poll instead of select, fixes fd limits, may not work on old

<%text>##</%text> windows systems.

#asyncore_use_poll = True

%elif http_server == 'gunicorn':

<%text>##</%text> GUNICORN ##

use = egg:gunicorn#main

<%text>##</%text> number of process workers. You must set `instance_id = *` when this option

<%text>##</%text> is set to more than one worker

workers = 4