# Copyright 2009-2010 Gregory P. Ward

# Copyright 2009-2010 Intelerad Medical Systems Incorporated

# Copyright 2010-2011 Fog Creek Software

# Copyright 2010-2011 Unity Technologies

#

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

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

'''setup for largefiles extension: uisetup'''

from mercurial import archival, cmdutil, commands, extensions, filemerge, hg, \

from mercurial.i18n import _

from mercurial.hgweb import hgweb_mod, protocol

import overrides

import proto

def uisetup(ui):

    # Disable auto-status for some commands which assume that all

    # files in the result are under Mercurial's control

    entry = extensions.wrapcommand(commands.table, 'add',

                                   overrides.override_add)

    addopt = [('', 'large', None, _('add as largefile')),

            ('', 'lfsize', '', _('add all files above this size (in megabytes) '

                                 'as largefiles (default: 10)'))]

    entry[1].extend(addopt)

    entry = extensions.wrapcommand(commands.table, 'addremove',

            overrides.override_addremove)

    entry = extensions.wrapcommand(commands.table, 'remove',

                                   overrides.override_remove)

    entry = extensions.wrapcommand(commands.table, 'forget',

                                   overrides.override_forget)

    entry = extensions.wrapcommand(commands.table, 'status',

                                   overrides.override_status)

    entry = extensions.wrapcommand(commands.table, 'log',

                                   overrides.override_log)

    entry = extensions.wrapcommand(commands.table, 'rollback',

                                   overrides.override_rollback)

    entry = extensions.wrapcommand(commands.table, 'verify',

                                   overrides.override_verify)

    verifyopt = [('', 'large', None, _('verify largefiles')),

                 ('', 'lfa', None,

                     _('verify all revisions of largefiles not just current')),

                 ('', 'lfc', None,

                     _('verify largefile contents not just existence'))]

    entry[1].extend(verifyopt)

    entry = extensions.wrapcommand(commands.table, 'outgoing',

        overrides.override_outgoing)

    outgoingopt = [('', 'large', None, _('display outgoing largefiles'))]

    entry[1].extend(outgoingopt)

    entry = extensions.wrapcommand(commands.table, 'summary',

                                   overrides.override_summary)

    summaryopt = [('', 'large', None, _('display outgoing largefiles'))]

    entry[1].extend(summaryopt)

    entry = extensions.wrapcommand(commands.table, 'update',

                                   overrides.override_update)

    entry = extensions.wrapcommand(commands.table, 'pull',

                                   overrides.override_pull)

    entry = extensions.wrapfunction(filemerge, 'filemerge',

                                    overrides.override_filemerge)

    entry = extensions.wrapfunction(cmdutil, 'copy',

                                    overrides.override_copy)

    # Backout calls revert so we need to override both the command and the

    # function

    entry = extensions.wrapcommand(commands.table, 'revert',

                                   overrides.override_revert)

    entry = extensions.wrapfunction(commands, 'revert',

                                    overrides.override_revert)

    # clone uses hg._update instead of hg.update even though they are the

    # same function... so wrap both of them)

    extensions.wrapfunction(hg, 'update', overrides.hg_update)

    extensions.wrapfunction(hg, '_update', overrides.hg_update)

    extensions.wrapfunction(hg, 'clean', overrides.hg_clean)

    extensions.wrapfunction(hg, 'merge', overrides.hg_merge)

    extensions.wrapfunction(archival, 'archive', overrides.override_archive)

    extensions.wrapfunction(cmdutil, 'bailifchanged',

                            overrides.override_bailifchanged)

    # create the new wireproto commands ...

    wireproto.commands['putlfile'] = (proto.putlfile, 'sha')

    wireproto.commands['getlfile'] = (proto.getlfile, 'sha')

    wireproto.commands['statlfile'] = (proto.statlfile, 'sha')

    # ... and wrap some existing ones

    wireproto.commands['capabilities'] = (proto.capabilities, '')

    wireproto.commands['heads'] = (proto.heads, '')

    wireproto.commands['lheads'] = (wireproto.heads, '')

    # make putlfile behave the same as push and {get,stat}lfile behave

    # the same as pull w.r.t. permissions checks

    hgweb_mod.perms['putlfile'] = 'push'

    hgweb_mod.perms['getlfile'] = 'pull'

    hgweb_mod.perms['statlfile'] = 'pull'

    # the hello wireproto command uses wireproto.capabilities, so it won't see

    # our largefiles capability unless we replace the actual function as well.

    proto.capabilities_orig = wireproto.capabilities

    wireproto.capabilities = proto.capabilities

    # these let us reject non-largefiles clients and make them display

    # our error messages

    protocol.webproto.refuseclient = proto.webproto_refuseclient

    sshserver.sshserver.refuseclient = proto.sshproto_refuseclient

    # can't do this in reposetup because it needs to have happened before

    # wirerepo.__init__ is called

    proto.ssh_oldcallstream = sshrepo.sshrepository._callstream

    proto.http_oldcallstream = httprepo.httprepository._callstream

    sshrepo.sshrepository._callstream = proto.sshrepo_callstream

    httprepo.httprepository._callstream = proto.httprepo_callstream

    # don't die on seeing a repo with the largefiles requirement

    localrepo.localrepository.supported |= set(['largefiles'])

    # override some extensions' stuff as well

    for name, module in extensions.extensions():

        if name == 'fetch':

            extensions.wrapcommand(getattr(module, 'cmdtable'), 'fetch',

                overrides.override_fetch)

        if name == 'purge':

            extensions.wrapcommand(getattr(module, 'cmdtable'), 'purge',

                overrides.override_purge)

        if name == 'rebase':

            extensions.wrapcommand(getattr(module, 'cmdtable'), 'rebase',

                overrides.override_rebase)