comparison hgext/largefiles/overrides.py @ 35564:cf841f2b5a72

largefiles: add support for 'largefiles://' url scheme

This changesets allows Mercurial to transparently download content from the
configured largefile store. This handle all authentication and largefile
protocol details.

The target usecase is to leverage largefile infrastructure for clone bundle. See
next changeset for details

35563:4aa6ed598323

def upgraderequirements(orig, repo):
    reqs = orig(repo)
    if 'largefiles' in repo.requirements:
        reqs.add('largefiles')
    return reqs

35564:cf841f2b5a72

def upgraderequirements(orig, repo):
    reqs = orig(repo)
    if 'largefiles' in repo.requirements:
        reqs.add('largefiles')
    return reqs

_lfscheme = 'largefile://'
def openlargefile(orig, ui, url_, data=None):
    if url_.startswith(_lfscheme):
        if data:
            msg = "cannot use data on a 'largefile://' url"
            raise error.ProgrammingError(msg)
        lfid = url_[len(_lfscheme):]
        return storefactory.getlfile(ui, lfid)
    else:
        return orig(ui, url_, data=data)