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wiki.php
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<?php
// Copyright 2003-2022 Won-Kyu Park <wkpark at kldp.org> all rights reserved.
// distributable under GPLv2 see COPYING
//
// many codes are imported from the MoinMoin
// some codes are reused from the Phiki
//
// * MoinMoin is a python based wiki clone based on the PikiPiki
// by Ju"rgen Hermann <jhs at web.de>
// * PikiPiki is a python based wiki clone by MartinPool
// * Phiki is a php based wiki clone based on the MoinMoin
// by Fred C. Yankowski <fcy at acm.org>
//
// $Id: wiki.php,v 1.639 2011/08/09 13:51:53 wkpark Exp $
//
$_revision = substr('$Revision: 1.2078 $',1,-1);
$_release = '1.2.9-RC';
#ob_start("ob_gzhandler");
error_reporting(E_ALL ^ E_NOTICE);
#error_reporting(E_ALL);
// PHP_VERSION_ID is available as of PHP 5.2.7
if (!defined('PHP_VERSION_ID')) {
$version = explode('.', PHP_VERSION);
define('PHP_VERSION_ID', ($version[0] * 10000 + $version[1] * 100 + $version[2]));
}
/**
* get macro/action plugins
*
* @param macro/action name
* @return a basename of the plugin or null or false(disabled)
*/
function getPlugin($pluginname) {
static $plugins=array();
if (is_bool($pluginname) and $pluginname)
return sizeof($plugins);
$pname = strtolower($pluginname);
if (!empty($plugins)) return isset($plugins[$pname]) ? $plugins[$pname]:'';
global $DBInfo;
$cp = new Cache_text('settings', array('depth'=>0));
if (empty($DBInfo->manual_plugin_admin)) {
if (!empty($DBInfo->include_path))
$dirs=explode(':',$DBInfo->include_path);
else
$dirs=array('.');
$updated=false;
$mt=$cp->mtime('plugins');
foreach ($dirs as $d) {
if (is_dir($d.'/plugin/')) {
$ct=filemtime($d.'/plugin/.'); // XXX mtime fix
$updated=$ct > $mt ? true:$updated;
}
}
if ($updated) {
$cp->remove('plugins');
$cp->remove('processors');
}
}
if ($plugins = $cp->fetch('plugins')) {
if (!empty($DBInfo->myplugins) and is_array($DBInfo->myplugins))
$plugins=array_merge($plugins,$DBInfo->myplugins);
return isset($plugins[$pname]) ? $plugins[$pname]:'';
}
if (!empty($DBInfo->include_path))
$dirs=explode(':',$DBInfo->include_path);
else
$dirs=array('.');
foreach ($dirs as $dir) {
$handle= @opendir($dir.'/plugin');
if (!$handle) continue;
while ($file= readdir($handle)) {
if (is_dir($dir."/plugin/$file")) continue;
$name= substr($file,0,-4);
$plugins[strtolower($name)]= $name;
}
}
// get predefined macros list
$tmp = get_defined_functions();
foreach ($tmp['user'] as $u) {
if (preg_match('/^macro_(.*)$/', $u, $m)) {
$n = strtolower($m[1]);
if (!isset($plugins[$n])) $plugins[$n] = $m[1];
}
}
if (!empty($plugins))
$cp->update('plugins',$plugins);
if (!empty($DBInfo->myplugins) and is_array($DBInfo->myplugins))
$plugins=array_merge($plugins,$DBInfo->myplugins);
return isset($plugins[$pname]) ? $plugins[$pname]:'';
}
function getProcessor($pro_name) {
static $processors=array();
if (is_bool($pro_name) and $pro_name)
return sizeof($processors);
$prog = strtolower($pro_name);
if (!empty($processors)) return isset($processors[$prog]) ? $processors[$prog]:'';
global $DBInfo;
$cp = new Cache_text('settings', array('depth'=>0));
if ($processors=$cp->fetch('processors')) {
if (is_array($DBInfo->myprocessors))
$processors=array_merge($processors,$DBInfo->myprocessors);
return isset($processors[$prog]) ? $processors[$prog]:'';
}
if (!empty($DBInfo->include_path))
$dirs=explode(':',$DBInfo->include_path);
else
$dirs=array('.');
foreach ($dirs as $dir) {
$handle= @opendir($dir.'/plugin/processor');
if (!$handle) continue;
while ($file= readdir($handle)) {
if (is_dir($dir."/plugin/processor/$file")) continue;
$name= substr($file,0,-4);
$processors[strtolower($name)]= $name;
}
}
if ($processors)
$cp->update('processors', $processors);
if (is_array($DBInfo->myprocessors))
$processors=array_merge($processors,$DBInfo->myprocessors);
return isset($processors[$prog]) ? $processors[$prog]:'';
}
function getFilter($filtername) {
static $filters=array();
if ($filters) return $filters[strtolower($filtername)];
global $DBInfo;
if (!empty($DBInfo->include_path))
$dirs=explode(':',$DBInfo->include_path);
else
$dirs=array('.');
foreach ($dirs as $dir) {
$handle= @opendir($dir.'/plugin/filter');
if (!$handle) continue;
while ($file= readdir($handle)) {
if (is_dir($dir."/plugin/filter/$file")) continue;
$name= substr($file,0,-4);
$filters[strtolower($name)]= $name;
}
}
if (!empty($DBInfo->myfilters) and is_array($DBInfo->myfilters))
$filters=array_merge($filters,$DBInfo->myfilters);
return $filters[strtolower($filtername)];
}
if (!function_exists ('bindtextdomain')) {
$_locale = array();
function gettext ($text) {
global $_locale,$locale;
if (sizeof($_locale) == 0) $_locale=&$locale;
if (!empty ($_locale[$text]))
return $_locale[$text];
return $text;
}
function _ ($text) {
return gettext($text);
}
}
function _t ($text) {
return gettext($text);
}
function goto_form($action,$type="",$form="") {
if ($type==1) {
return "
<form id='go' method='get' action='$action'>
<div>
<span title='TitleSearch'>
<input type='radio' name='action' value='titlesearch' />
Title</span>
<span title='FullSearch'>
<input type='radio' name='action' value='fullsearch' />
Contents</span>
<input type='text' name='value' class='goto' accesskey='s' size='20' />
<input type='submit' name='status' value='Go' style='width:23px' />
</div>
</form>
";
} else if ($type==2) {
return "
<form id='go' method='get' action='$action'>
<div>
<select name='action' style='width:60px'>
<option value='goto'>goto</option>
<option value='titlesearch'>TitleSearch</option>
<option value='fullsearch'>FullSearch</option>
</select>
<input type='text' name='value' class='goto' accesskey='s' size='20' />
<input type='submit' name='status' value='Go' />
</div>
</form>
";
} else if ($type==3) {
return "
<form id='go' method='get' action='$action'>
<table class='goto'>
<tr><td nowrap='nowrap' style='width:220px'>
<input type='text' name='value' size='28' accesskey='s' style='width:110px' />
<input type='submit' name='status' value='Go' class='goto' style='width:23px' />
</td></tr>
<tr><td>
<span title='TitleSearch' class='goto'>
<input type='radio' name='action' value='titlesearch' class='goto' />
Title(?)</span>
<span title='FullSearch' class='goto'>
<input type='radio' name='action' value='fullsearch' accesskey='s' class='goto'/>
Contents(/)</span>
</td></tr>
</table>
</form>
";
} else {
return <<<FORM
<form id='go' method='get' action='$action' onsubmit="moin_submit(this);">
<div>
<input type='text' name='value' size='20' accesskey='s' class='goto' style='width:100px' />
<input type='hidden' name='action' value='goto' />
<input type='submit' name='status' value='Go' style='width:23px;' />
</div>
</form>
FORM;
}
}
function kbd_handler($prefix = '') {
global $Config;
if (!$Config['kbd_script']) return '';
$prefix ? null : $prefix = get_scriptname();
$sep= $Config['query_prefix'];
return <<<EOS
<script type="text/javascript">
/*<![CDATA[*/
url_prefix="$prefix";
_qp="$sep";
FrontPage= "$Config[frontpage]";
/*]]>*/
</script>
<script defer type="text/javascript" src="$Config[kbd_script]"></script>\n
EOS;
}
class MetaDB {
function __construct() {
return;
}
function getSisterSites($pagename,$mode=1) {
if ($mode) return '';
return false;
}
function getTwinPages($pagename,$mode=1) {
if ($mode) return array();
return false;
}
function hasPage($pgname) {
return false;
}
function getAllPages() {
return array();
}
function getLikePages($needle, $count = 1) {
return array();
}
function close() {
}
}
class Counter_dba {
var $counter = null;
var $dba_type;
var $owners;
var $data_dir;
var $dbname = 'counter';
function __construct($DB, $dbname='counter') {
if (!function_exists('dba_open')) return;
$this->dba_type = $DB->dba_type;
$this->owners = $DB->owners;
$this->data_dir = $DB->data_dir;
$this->dbname = $dbname;
if (!file_exists($this->data_dir.'/'.$dbname.'.db')) {
// create
$db = dba_open($this->data_dir.'/'.$dbname.'.db', 'n', $this->dba_type);
dba_close($db);
}
$this->counter = @dba_open($this->data_dir.'/'.$dbname.'.db', 'r', $this->dba_type);
}
function incCounter($pagename,$options="") {
if ($this->owners and in_array($options['id'],$this->owners))
return;
$count=dba_fetch($pagename,$this->counter);
if (!$count) $count=0;
$count++;
// increase counter without locking
$db = dba_open($this->data_dir.'/'.$this->dbname.'.db', 'w-', $this->dba_type);
dba_replace($pagename, $count, $db);
dba_close($db);
return $count;
}
function pageCounter($pagename) {
$count = dba_fetch($pagename,$this->counter);
return $count ? $count: 0;
}
function getPageHits($perpage = 200, $page = 0, $cutoff = 0) {
$k = dba_firstkey($this->counter);
if ($k !== false && $page > 0) {
$i = $perpage * $page;
while ($i > 0 && $k !== false) {
$i--;
$k = dba_nextkey($this->counter);
}
}
$hits = array();
$i = $perpage;
if ($perpage == -1)
$i = 2147483647; // PHP_INT_MAX
for (; $k !== false && $i > 0; $k = dba_nextkey($this->counter)) {
$v = dba_fetch($k, $this->counter);
if ($v > $cutoff)
$hits[$k] = $v;
$i--;
}
return $hits;
}
function close() {
if ($this->counter)
dba_close($this->counter);
}
}
class Counter {
function __construct($DB="") { }
function incCounter($page,$options="") { }
function pageCounter($page) { return 1; }
function close() { }
}
class Security_base {
var $DB;
function __construct($DB = '') {
$this->DB=$DB;
}
# $options[page]: pagename
# $options[id]: user id
function readable($options="") {
return 1;
}
function writable($options="") {
if (!isset($options['page'][0])) return 0; # XXX
return $this->DB->_isWritable($options['page']);
}
function validuser($options="") {
return 1;
}
function is_allowed($action="read",&$options) {
return 1;
}
function is_protected($action="read",$options) {
# password protected POST actions
$protected_actions=array(
"deletepage","deletefile","rename","rcspurge","rcs","chmod","backup","restore","rcsimport","revert","userinfo", 'merge');
$action=strtolower($action);
if (in_array($action,$protected_actions)) {
return 1;
}
return 0;
}
function is_valid_password($passwd,$options) {
return
$this->DB->admin_passwd==crypt($passwd,$this->DB->admin_passwd);
}
}
function getConfig($configfile, $options=array()) {
extract($options);
unset($key,$val,$options);
// ignore BOM and garbage characters
ob_start();
$myret = @include($configfile);
ob_get_contents();
ob_end_clean();
if ($myret === false) {
if (!empty($init)) {
$script= preg_replace("/\/([^\/]+)\.php$/",'/monisetup.php',
$_SERVER['SCRIPT_NAME']);
if (is_string($init)) $script .= '?init='.$init;
header("Location: $script");
exit;
}
return array();
}
unset($configfile);
unset($myret);
$config=get_defined_vars();
if (isset($config['include_path']))
ini_set('include_path',ini_get('include_path').PATH_SEPARATOR.$config['include_path']);
return $config;
}
class WikiDB {
function __construct($config) {
// set configurations
if (is_object($config)) {
$conf = get_object_vars($config); // merge default settings to $config
} else {
$conf = &$config;
}
foreach ($conf as $key=>$val) {
if ($key[0]=='_') continue; // internal variables
$this->$key=$val;
}
$this->initEnv();
$this->initModules();
register_shutdown_function(array(&$this,'Close'));
}
function initEnv() {
if (!empty($this->path))
putenv("PATH=".$this->path);
if (!empty($this->rcs_user))
putenv('LOGNAME='.$this->rcs_user);
if (!empty($this->timezone))
putenv('TZ='.$this->timezone);
if (function_exists('date_default_timezone_set')) {
// suppress date() warnings for PHP5.x
date_default_timezone_set(@date_default_timezone_get());
}
}
function initModules() {
if (!empty($this->use_counter)) {
$this->counter = new Counter_dba($this);
if ($this->counter->counter == null) {
$this->use_counter = 0;
$this->counter = null;
}
}
#$this->interwiki=null;
// pagekey class
if (!empty($this->pagekey_class)) {
include_once('lib/pagekey.'.$this->pagekey_class.'.php');
$pagekey_class = 'PageKey_'.$this->pagekey_class;
} else {
include_once('lib/pagekey.compat.php');
$pagekey_class = 'PageKey_compat';
}
$this->pagekey = new $pagekey_class($this);
if (!empty($this->security_class)) {
include_once("plugin/security/$this->security_class.php");
$class='Security_'.$this->security_class;
$this->security=new $class ($this);
} else
$this->security=new Security_base($this);
}
function initAlias() {
// parse the aliaspage
if (!empty($this->use_alias) and file_exists($this->aliaspage)) {
$ap = new Cache_text('settings');
$aliases = $ap->fetch('alias');
if (empty($aliases) or $ap->mtime() < filemtime($this->aliaspage)) {
$aliases = get_aliases($this->aliaspage);
$ap->update('alias', $aliases);
}
}
if (!empty($aliases)) {
require_once(dirname(__FILE__).'/lib/metadb.text.php');
$this->alias= new MetaDB_text($aliases);
} else {
$this->alias= new MetaDB();
}
}
function initMetaDB() {
if (empty($this->alias)) $this->initAlias();
if (!empty($this->shared_metadb)) {
if (!empty($this->shared_metadb_type) &&
in_array($this->shared_metadb_type, array('dba', 'compact'))) {
// new
$type = $this->shared_metadb_type;
$dbname = $this->shared_metadb_dbname;
} else {
// old
$type = 'dba';
$dbname = $this->shared_metadb;
}
$class = 'MetaDB_'.$type;
require_once(dirname(__FILE__).'/lib/metadb.'.$type.'.php');
$this->metadb = new $class($dbname, $this->dba_type);
}
if (empty($this->metadb->metadb)) {
if (is_object($this->alias)) $this->metadb=$this->alias;
else $this->metadb= new MetaDB();
} else {
$this->metadb->attachDB($this->alias);
}
}
function Close() {
if (!empty($this->metadb) and is_object($this->metadb))
$this->metadb->close();
if (!empty($this->counter) and is_object($this->counter))
$this->counter->close();
}
function _getPageKey($pagename) {
return $this->pagekey->_getPageKey($pagename);
}
function getPageKey($pagename) {
return $this->pagekey->getPageKey($pagename);
}
function pageToKeyname($pagename) {
return $this->pagekey->_getPageKey($pagename);
}
function keyToPagename($key) {
return $this->pagekey->keyToPagename($key);
}
function hasPage($pagename) {
if (!isset($pagename[0])) return false;
$name=$this->getPageKey($pagename);
return @file_exists($name);
}
function getPage($pagename,$options="") {
return new WikiPage($pagename,$options);
}
function mtime() {
// workaround to check the dir mtime of the text_dir
if ($this->use_fakemtime)
return @filemtime($this->editlog_name);
return @filemtime($this->text_dir);
}
function checkUpdated($time, $delay = 1800) {
return $this->mtime() <= $time + $delay;
}
/**
* support lazy loading
*
*/
function &lazyLoad($name) {
if (empty($this->$name)) {
// get extra args
$tmp = func_get_args();
array_shift($tmp);
$params = array();
for ($i = 0, $num = count($tmp); $i < $num; $i++) {
if (is_array($tmp[$i]))
$params = array_merge($params, $tmp[$i]);
else
$params[] = $tmp[$i];
}
if (count($params) == 1) $params = $params[0];
$classname = $name.'_class';
// get $this->foobar_class
if (!empty($this->$classname)) {
// classname provided like as 'type' and the real classname is 'foobar_type'
$file = $name.'.'.$this->$classname; // foobar.type.php
// full classname provided like as Foobar_Type
$file1 = strtr($this->$classname, '_', '.');
$class0 = $name.'_'.$this->$classname; // foobar_type class
if (class_exists($class0)) {
$class = $class0;
} else if ((@include_once('lib/'.$file.'.php')) || (@include_once('lib/'.strtolower($file).'.php'))) {
$class = $name.'_'.$this->$classname; // foobar_type class
} else if ((@include_once('lib/'.$file1.'.php')) || (@include_once('lib/'.strtolower($file1).'.php'))) {
$class = $this->$classname;
} else if (class_exists($this->$classname)) {
$class = $this->$classname;
} else {
trigger_error(sprintf(_("File '%s' or '%s' does not exist."), $file, $file1), E_USER_ERROR);
exit;
}
// create
if (!empty($params))
$this->$name = new $class($params);
else
$this->$name = new $class();
// init module
if (method_exists($this->$name, 'init_module')) {
call_user_func(array($this->$name, 'init_module'));
}
}
}
return $this->$name;
}
function getPageLists($options = array()) {
$indexer = $this->lazyLoad('titleindexer');
return $indexer->getPages($options);
}
function getLikePages($needle,$count=100,$opts='') {
$pages= array();
if (!$needle) return false;
$m = @preg_match("/$needle/".$opts,'dummy');
if ($m===false) return array();
$indexer = $this->lazyLoad('titleindexer');
return $indexer->getLikePages($needle, $count);
}
function getCounter() {
$indexer = $this->lazyLoad('titleindexer');
return $indexer->pageCount();
}
function addLogEntry($page_name, $remote_name,$comment,$action="SAVE") {
$user=&$this->user;
$key_name = $this->_getPageKey($page_name);
$myid=$user->id;
if ($myid == 'Anonymous' and !empty($user->verified_email))
$myid.= '-'.$user->verified_email;
$comment = trim($comment);
$comment=strtr(strip_tags($comment),
array("\r\n"=>' ', "\r"=>' ',"\n"=>' ', "\t"=>' '));
$fp_editlog = fopen($this->editlog_name, 'a+');
$time= time();
if ($this->use_hostname) $host= gethostbyaddr($remote_name);
else $host= $remote_name;
$key_name=trim($key_name);
$msg="$key_name\t$remote_name\t$time\t$host\t$myid\t$comment\t$action\n";
fwrite($fp_editlog, $msg);
fclose($fp_editlog);
$params = array('pagename'=>$page_name,
'remote_addr'=>$remote_name,
'timestamp'=>$time,
'hostname'=>$host,
'id'=>$user->id,
'comment'=>$comment,
);
if (function_exists('local_logger')) local_logger($action, $params);
}
function editlog_raw_lines($days,$opts=array()) {
global $Config;
$ruleset = array();
if (isset($Config['ruleset']['hidelog']) && !empty($this->members) && !in_array($this->user->id, $this->members))
$ruleset = $Config['ruleset']['hidelog'];
$fz = filesize($this->editlog_name);
$lines=array();
$time_current= time();
$secs_per_day= 24*60*60;
if (!empty($opts['ago'])) {
$date_from= $time_current - ($opts['ago'] * $secs_per_day);
$date_to= $date_from + ($days * $secs_per_day);
$seek_start = null;
} else if (!empty($opts['from'])) {
$from = strtotime($opts['from']);
if ($time_current > $from)
$date_from= $from;
else
$date_from = $time_current - ($from - $time_current);
$date_to= $date_from + ($days * $secs_per_day);
$seek_start = null;
} else {
if (!empty($opts['items'])) {
$date_from= $time_current - (365 * $secs_per_day);
} else {
$date_from= $time_current - ($days * $secs_per_day);
}
$date_to= $time_current;
$seek_start = 0;
}
// check start timestamp
if (!empty($opts['start']) && is_numeric($opts['start'])) {
$time_seek = $opts['start'];
if ($time_seek < $time_current && $time_seek > $date_from) {
$date_to = $time_seek;
$seek_start = null;
}
}
if ($date_to > $time_current) {
$seek_start = 0;
$date_to = $time_current;
}
$check=$date_to;
// seek $date_to
if ($seek_start === null) {
require_once(dirname(__FILE__).'/plugin/editlogbin.php');
$seek = _editlog_seek($this->editlog_name, $date_to);
if ($seek < 0) {
// fail to seek
return array();
}
$seek_start = $fz - $seek;
}
$itemnum=!empty($opts['items']) ? $opts['items']:200;
$fp= fopen($this->editlog_name, 'r');
while (is_resource($fp) && $fz > 0){
if ($fz <= 1024) {
fseek($fp,0);
$ll=rtrim(fread($fp,1024));
$lines=array_reverse(explode("\n",$ll));
break;
}
$a = $seek_start - 1; // hack, don't read last \n char.
$last='';
fseek($fp, $seek_start, SEEK_END);
while($date_from < $check and !feof($fp)){
$rlen=$fz + $a;
if ($rlen > 1024) { $rlen=1024;}
else if ($rlen <= 0) break;
$a-=$rlen;
fseek($fp,$a,SEEK_END);
$l=fread($fp,$rlen);
if ($rlen != 1024) $l="\n".$l; // hack, for the first log entry.
while(($p=strrpos($l,"\n"))!==false) {
$line=substr($l,$p+1).$last;
$last='';
$l=substr($l,0,$p);
$dumm=explode("\t",$line,4);
$check=$dumm[2];
if ($date_from>$check) break;
if ($date_to>$check) {
if (!empty($ruleset)) {
$page_name = $this->keyToPagename($dumm[0]);
if (in_array($page_name, $ruleset))
continue;
}
$lines[]=$line;
$pages[$dumm[0]]=1;
if (sizeof($pages) >= $itemnum) { $check=0; break; }
}
$last='';
}
$last=$l.$last;
}
#echo $a;
#echo sizeof($lines);
#print_r($lines);
fclose($fp);
break;
}
if (!empty($opts['quick'])) {
$out = array();
foreach($lines as $line) {
$dum=explode("\t",$line,2);
if (!empty($dum[0]) and !empty($keys[$dum[0]])) continue;
$keys[$dum[0]]=1;
$out[]=$line;
}
$lines=$out;
}
return $lines;
}
function _replace_variables($body,$options) {
if ($this->template_regex
&& preg_match("/$this->template_regex/",$options['page']))
return $body;
$time=gmdate("Y-m-d\TH:i:s");
if ($options['id'] == 'Anonymous') {
$id=!empty($options['name']) ?
_stripslashes($options['name']):$_SERVER['REMOTE_ADDR'];
} else {
$id=!empty($options['nick']) ? $options['nick']:$options['id'];
if (!preg_match('/([A-Z][a-z0-9]+){2,}/',$id)) $id='['.$id.']';
}
$body=preg_replace("/@DATE@/","[[Date($time)]]",$body);
$body=preg_replace("/@USERNAME@/","$id",$body);
$body=preg_replace("/@TIME@/","[[DateTime($time)]]",$body);
$body=preg_replace("/@SIG@/","-- $id [[DateTime($time)]]",$body);
$body=preg_replace("/@PAGE@/",$options['page'],$body);
$body=preg_replace("/@date@/","$time",$body);
return $body;
}
function _savePage($pagename,$body,$options=array()) {
$keyname = $this->_getPageKey($pagename);
$filename = $this->text_dir.'/'.$keyname;
$dir=dirname($filename);
if (!is_dir($dir)) {
$om=umask(~$this->umask);
_mkdir_p($dir, 0777);
umask($om);
}
$is_new = false;
if (!file_exists($filename)) $is_new = true;
$fp=@fopen($filename,"a+b");
if (!is_resource($fp))
return -1;
flock($fp, LOCK_EX); // XXX
ftruncate($fp, 0);
fwrite($fp, $body);
flock($fp, LOCK_UN);
fclose($fp);
$ret = 0;
if (!empty($this->version_class)) {
$om=umask(~$this->umask);
$ver = $this->lazyLoad('version', $this);
// get diff
if (!$is_new) {
$diff = $ver->diff($pagename);
// count diff lines, chars
$changes = diffcount_lines($diff, $this->charset);
// set return values
$retval = &$options['retval'];
$retval['add'] = $changes[0];
$retval['del'] = $changes[1];
$retval['add_chars'] = $changes[2];
$retval['del_chars'] = $changes[3];
} else {
// new file.
// set return values
$retval = &$options['retval'];
$retval['add'] = get_file_lines($filename);
$retval['del'] = 0;
$retval['add_chars'] = mb_strlen($body, $this->charset);
$retval['del_chars'] = 0;
}
if (!empty($options['.force']))
$force = $options['.force'];
else
$force = $is_new;
// FIXME fix for revert+create cases for clear
if ($is_new && preg_match('@;;{REVERT}@', $options['log'])) {
$tmp = preg_replace('@;;{REVERT}:@', ';;{CREATE}{REVERT}:', $options['log']);
if ($tmp !== null)
$options['log'] = $tmp;
}
$ret = $ver->_ci($filename,$options['log'], $force);
if ($ret == -1)
$options['retval']['msg'] = _("Fail to save version information");
chmod($filename,0666 & $this->umask);
umask($om);
}
return $ret;
}
function savePage(&$page,$comment="",$options=array()) {
if (empty($options['.force']) && !$this->_isWritable($page->name)) {
return -1;
}
$user=&$this->user;
if ($user->id == 'Anonymous' and !empty($this->anonymous_log_maxlen))
if (strlen($comment)>$this->anonymous_log_maxlen) $comment=''; // restrict comment length for anon.
if (!empty($this->use_x_forwarded_for))
$REMOTE_ADDR = get_log_addr();
else
$REMOTE_ADDR = $_SERVER['REMOTE_ADDR'];
$myid=$user->id;
if (!empty($user->info['nick'])) {
$myid.=' '.$user->info['nick'];
$options['nick']=$user->info['nick'];
} else if ($myid == 'Anonymous' and !empty($user->verified_email)) {
$myid.= '-'.$user->verified_email;
}
$options['myid']=$myid;
$keyname=$this->_getPageKey($page->name);
$key=$this->text_dir."/$keyname";
$body=$this->_replace_variables($page->body,$options);
if (file_exists($key)) {
$action = 'SAVE';
} else {
$action = 'CREATE';
}
if ($user->id == 'Anonymous' && $action == 'CREATE' &&
empty($this->anomymous_allow_create_without_backlink)) {
$bc = new Cache_Text('backlinks');
if (!$bc->exists($page->name)) {
$options['retval']['msg'] = _("Anonymous users can not create new pages.");
return -1;
}
}
if (!empty($options['.reverted']))
$action = 'REVERT';
// check abusing FIXME
if (!empty($this->use_abusefilter)) {
$params = array();
$params['retval'] = &$options['retval'];
$params['id'] = ($user->id == 'Anonymous') ? $REMOTE_ADDR : $user->id;
$params['ip'] = $REMOTE_ADDR;
$params['action'] = $options['action'];
$params['editinfo'] = !empty($options['editinfo']) ? $options['editinfo'] : false;
if (is_string($this->use_abusefilter))
$filtername = $this->use_abusefilter;
else
$filtername = 'default';
$ret = call_abusefilter($filtername, $action, $params);
if ($ret === false) return -1;
}
if ($action == 'SAVE' && !empty($options['.minorfix'])) {
$action = 'MINOR';
}
$comment = trim($comment);
$comment = strtr(strip_tags($options['comment']),
array("\r\n"=>' ', "\r"=>' ',"\n"=>' ', "\t"=>' '));
// strip out all action flags FIXME
$comment = preg_replace('@^{(SAVE|CREATE|DELETE|RENAME|REVERT|UPLOAD|ATTDRW|FORK|REVOKE|MINOR|BOTFIX)}:?@', '', $comment);
if ($action != 'SAVE') {
$tag = '{'.$action.'}';
if (!empty($comment))
$comment = $tag.': '.$comment;