Creating edits by random IPs on a devwiki
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	MusikAnimal
	Aug 16 2017, 10:05 PM

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Creating edits by random IPs on a devwiki
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	<?php

	// 1) Open Psy Shell with `php maintenance/shell.php`
	// 2) Copy and paste the below
	// 3) You'll have 1,000 edits by random IPs to the pages [[Foo]], [[Bar]] and [[Baz]], in the range 2600:387:0:0:0:0:0:0/32
	// NOTE: Some things may not have been properly updated, such as page_latest in the page table

	$numRevisions = 1000;
	$oldestTimestamp = '20100123123456';

	use MediaWiki\MediaWikiServices;
	use Revision as Revision;
	use WikiPage as WikiPage;

	/**
	* Expand an IPv6 address to long notation.
	* Courtesy of bohwaz.net, released under WTFPL (http://www.wtfpl.net/)
	* http://bohwaz.net/p/PHP-IP-utils-Normalize-IPv6-address-generate-random-IPv4-or-v6-address-and-more
	*
	* Examples:
	* -- ::1
	* -> 0000:0000:0000:0000:0000:0000:0000:0001
	* -- 2001:db8:85a3::8a2e:370:7334
	* -> 2001:0db8:85a3:0000:0000:8a2e:0370:7334
	*
	* @param string $ip Input IPv6 address
	* @return string IPv6 address
	*/
	function expand_ipv6($ip)
	{
	return implode(':', str_split(bin2hex(inet_pton($ip), 4)));
	}

	/**
	* Returns an IPv6 formatted as recommended by RFC 5952 (short notation)
	* Courtesy of bohwaz.net, released under WTFPL (http://www.wtfpl.net/)
	* http://bohwaz.net/p/PHP-IP-utils-Normalize-IPv6-address-generate-random-IPv4-or-v6-address-and-more
	*
	* @param string $ip Input IPv6 address
	* @return string IPv6 address
	*/
	function normalize_ipv6($ip)
	{
	return inet_ntop(inet_pton($ip));
	}

	/**
	* Returns a random IP address, either real random a using an existing IP address as a seed.
	* Courtesy of bohwaz.net, released under WTFPL (http://www.wtfpl.net/)
	* http://bohwaz.net/p/PHP-IP-utils-Normalize-IPv6-address-generate-random-IPv4-or-v6-address-and-more
	*
	* @param bool $ipv6 Set to true to return a IPv6 address, or else will return an IPv4.
	* @param string $from_ip Optional IP address (v4 or v6) for seed.
	* @param bool $filter_reserved If set to true, won't return any reserved or private space IP address.
	*
	* @return string IP address
	*/
	function get_random_ip($ipv6 = null, $from_ip = null, $filter_reserved = true)
	{
	$ip = false;

	if ($from_ip)
	{
	if (!is_int($from_ip))
	{
	if (strpos($from_ip, ':') !== false)
	{
	$from_ip = normalize_ipv6($from_ip);
	}

	// We can't use seeds bigger than 32 bits, so here is a little hack
	$seed = hexdec(substr(md5($from_ip), -8));
	}
	else
	{
	$seed = $from_ip;
	}

	mt_srand($seed);
	}
	else
	{
	mt_srand();
	}

	if ($ipv6)
	{
	$ip = normalize_ipv6(wordwrap('2001' . substr(sha1(mt_rand()), -28), 4, ':', true));
	}
	else
	{
	$ip = long2ip(mt_rand(0, '4294967295'));
	}

	if ($filter_reserved && !filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE \| FILTER_FLAG_NO_RES_RANGE))
	{
	// OK here we can't give $from_ip directly or else you will get a infinite loop
	$ip = get_random_ip($ipv6, $from_ip ? $seed + mt_rand(-65535, 65535) : false, $filter_reserved);
	}

	return $ip;
	}

	# START OF SCRIPT

	$dbw = wfGetDB( DB_MASTER );

	# First create a few test pages
	$pages = [];
	foreach ( [ 'Foo', 'Bar', 'Baz' ] as $pageTitle ) {
	$page = new WikiPage( Title::newFromText( $pageTitle ) );
	$text = substr( md5( mt_rand() ), 0, 7 );
	$content = ContentHandler::makeContent( $text, $page->getTitle(), CONTENT_MODEL_WIKITEXT );
	$page->doEditContent( $content, 'testing', EDIT_NEW );

	# Get the oldest revision and make it REALLY OLD!
	# Later we're going to add edits spanning many years.
	$firstRevId = $page->getOldestRevision()->getId();
	$dbw->update( 'revision', [ 'rev_timestamp' => $oldestTimestamp ], [ 'rev_page' => $page->getId() ] );

	$pages[] = $page;
	}

	# Generate random timestamps in chronological order,
	# so that the corresponding rev_ids will also be chronological.
	$timestamps = [];
	for ( $i = 0; $i < $numRevisions; $i++ ) {
	$timestamps[] = date( 'YmdHis', mt_rand( strtotime( 20100123123456), time() ) );
	}
	sort( $timestamps );

	for ( $i = 0; $i < $numRevisions; $i++ ) {
	echo "$i of $numRevisions\n";
	$ipv6 = get_random_ip( true );
	$ipv6Groups = explode( ':', $ipv6 );
	$ipv6 = '2600:387:' . implode(':', array_slice( $ipv6Groups, 2 ) );

	$user = User::newFromName( $ipv6 );
	$summaries = [ 'lorem', 'ipsum', 'dolor', 'sit', 'amet' ];
	$summary = $summaries[array_rand( $summaries )];
	$summary = str_repeat( $summary . ' ', mt_rand( 0, 5 ) );
	$page = $pages[array_rand( $pages )];
	$text = substr( md5( mt_rand() ), 0, 7 );

	$rev = new Revision( [
	'page' => $page->getId(),
	'title' => $page->getTitle(),
	'user_text' => $ipv6,
	'user' => 0,
	'timestamp' => $timestamps[$i],
	'text' => $text,
	'comment' => $summary,
	'content_model' => CONTENT_MODEL_WIKITEXT,
	] );
	$rev->insertOn( $dbw );
	}

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