comparison mercurial/hgweb/webcommands.py @ 31939:604d31507f86

hgweb: handle a "descend" query parameter in filelog command

When this "descend" query parameter is present along with "linerange"
parameter, we get revisions following line range in descending order. The
parameter has no effect without "linerange".

31938:5e3b49defbff

    morevars['revcount'] = revcount * 2

    patch = 'patch' in req.form
    if patch:
        lessvars['patch'] = morevars['patch'] = req.form['patch'][0]

    count = fctx.filerev() + 1
    start = max(0, count - revcount) # first rev on this page
    end = min(count, start + revcount) # last rev on this page
    parity = paritygen(web.stripecount, offset=start - end)

    if lrange is not None:
        linerange = webutil.formatlinerange(*lrange)
        # deactivate numeric nav links when linerange is specified as this
        # would required a dedicated "revnav" class
        nav = None
        ancestors = context.blockancestors(fctx, *lrange)
        for i, (c, lr) in enumerate(ancestors, 1):
            diffs = None
            if patch:
                diffs = diff(c, linerange=lr)
            # follow renames accross filtered (not in range) revisions
            path = c.path()

    return tmpl("filelog",
                file=f,
                nav=nav,
                symrev=webutil.symrevorshortnode(req, fctx),
                entries=entries,
                patch=patch,
                latestentry=latestentry,
                linerange=linerange,
                revcount=revcount,
                morevars=morevars,

31939:604d31507f86

    morevars['revcount'] = revcount * 2

    patch = 'patch' in req.form
    if patch:
        lessvars['patch'] = morevars['patch'] = req.form['patch'][0]
    descend = 'descend' in req.form
    if descend:
        lessvars['descend'] = morevars['descend'] = req.form['descend'][0]

    count = fctx.filerev() + 1
    start = max(0, count - revcount) # first rev on this page
    end = min(count, start + revcount) # last rev on this page
    parity = paritygen(web.stripecount, offset=start - end)

    if lrange is not None:
        linerange = webutil.formatlinerange(*lrange)
        # deactivate numeric nav links when linerange is specified as this
        # would required a dedicated "revnav" class
        nav = None
        if descend:
            it = context.blockdescendants(fctx, *lrange)
        else:
            it = context.blockancestors(fctx, *lrange)
        for i, (c, lr) in enumerate(it, 1):
            diffs = None
            if patch:
                diffs = diff(c, linerange=lr)
            # follow renames accross filtered (not in range) revisions
            path = c.path()

    return tmpl("filelog",
                file=f,
                nav=nav,
                symrev=webutil.symrevorshortnode(req, fctx),
                entries=entries,
                descend=descend,
                patch=patch,
                latestentry=latestentry,
                linerange=linerange,
                revcount=revcount,
                morevars=morevars,