# hgweb/__init__.py - web interface to a mercurial repository

#

# Copyright 21 May 2005 - (c) 2005 Jake Edge <jake@edge2.net>

# Copyright 2005 Matt Mackall <mpm@selenic.com>

#

# This software may be used and distributed according to the terms of the

# GNU General Public License version 2 or any later version.

from __future__ import absolute_import

import os

from ..i18n import _

from .. import (

    error,

    util,

)

from . import (

    hgweb_mod,

    hgwebdir_mod,

    server,

)

def hgweb(config, name=None, baseui=None):

    '''create an hgweb wsgi object

    config can be one of:

    - repo object (single repo view)

    - path to repo (single repo view)

    - path to config file (multi-repo view)

    - dict of virtual:real pairs (multi-repo view)

    - list of virtual:real tuples (multi-repo view)

    '''

    if ((isinstance(config, str) and not os.path.isdir(config)) or

        isinstance(config, dict) or isinstance(config, list)):

        # create a multi-dir interface

        return hgwebdir_mod.hgwebdir(config, baseui=baseui)

    return hgweb_mod.hgweb(config, name=name, baseui=baseui)

def hgwebdir(config, baseui=None):

    return hgwebdir_mod.hgwebdir(config, baseui=baseui)

class httpservice(object):

    def __init__(self, ui, app, opts):

        self.ui = ui

        self.app = app

        self.opts = opts

    def init(self):

        util.setsignalhandler()

        self.httpd = server.create_server(self.ui, self.app)

        if self.opts['port'] and not self.ui.verbose:

            return

        if self.httpd.prefix:

            prefix = self.httpd.prefix.strip('/') + '/'

        else:

            prefix = ''

        port = ':%d' % self.httpd.port

        if port == ':80':

            port = ''

        bindaddr = self.httpd.addr

        if bindaddr == '0.0.0.0':

            bindaddr = '*'

        elif ':' in bindaddr: # IPv6

            bindaddr = '[%s]' % bindaddr

        fqaddr = self.httpd.fqaddr

        if ':' in fqaddr:

            fqaddr = '[%s]' % fqaddr

        if self.opts['port']:

            write = self.ui.status

        else:

            write = self.ui.write

        write(_('listening at http://%s%s/%s (bound to %s:%d)\n') %

              (fqaddr, port, prefix, bindaddr, self.httpd.port))

        self.ui.flush()  # avoid buffering of status message

    def run(self):

        self.httpd.serve_forever()

def createservice(ui, repo, opts):

    # this way we can check if something was given in the command-line

    if opts.get('port'):

        opts['port'] = util.getport(opts.get('port'))

    alluis = set([ui])

    if repo:

        baseui = repo.baseui

        alluis.update([repo.baseui, repo.ui])

    else:

        baseui = ui

    optlist = ("name templates style address port prefix ipv6"

               " accesslog errorlog certificate encoding")

    for o in optlist.split():

        val = opts.get(o, '')

        if val in (None, ''): # should check against default options instead

            continue

        for u in alluis:

            u.setconfig("web", o, val, 'serve')

    if webconf:

        app = hgwebdir_mod.hgwebdir(webconf, baseui=baseui)

    else:

        if not repo:

            raise error.RepoError(_("there is no Mercurial repository"

                                    " here (.hg not found)"))

        app = hgweb_mod.hgweb(repo, baseui=baseui)