<?php

// (c) Copyright by authors of the Tiki Wiki CMS Groupware Project
//
// All Rights Reserved. See copyright.txt for details and a complete list of authors.
// Licensed under the GNU LESSER GENERAL PUBLIC LICENSE. See license.txt for details.
// $Id$

require __DIR__ . '/svntools.php';

// Perform basic checks
info("Verifying...");

if (! isset($_SERVER['argc']) || $_SERVER['argc'] != 3) {
    error("Missing argument. Expecting tagged version to build increment from and to.\n\nExamples:\n\t2.0 2.2\n\t2.1 2.2");
}

$fromVersion = $_SERVER['argv'][1];
$toVersion = $_SERVER['argv'][2];

$from = full("tags/$fromVersion");
$to = full("tags/$toVersion");

$fromRep = get_info($source);
$toRep = get_info($branch);
$local = get_info('.');

if (! isset($fromRep->entry)) {
    error("The origin tag does not exist.");
}
if (! isset($toRep->entry)) {
    error("The destination tag does not exist.");
}
if (! isset($local->entry)) {
    error("The current folder is not a local copy.");
}
if (has_uncommited_changes('.')) {
    error("Local copy contains uncommited changes.");
}

info("Converting local copy to origin.");
`svn switch $from`;

$tar = "tikiwiki-inc-$fromVersion-to-$toVersion.tar";

info("Converting to destination and packaging.");
`svn switch $to | awk '/^[UA] / {print $2}' | grep -v devtools | xargs tar --exclude "*.svn*" -cf $tar`;
`gzip -5 $tar`;

info("Reverting to prior status.");
`svn switch {$local->entry->url}`;

echo "$tar.gz was created.\n";