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wiki.php
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<?php
// Copyright 2003-2014 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: 1.1157 $',1,-1);
$_release = '1.2.4-RC3';
#ob_start("ob_gzhandler");
error_reporting(E_ALL ^ E_NOTICE);
#error_reporting(E_ALL);
function getPlugin($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))
$plugins[strtolower($m[1])] = $m[1];
}
if (!empty($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 type="text/javascript" src="$Config[kbd_script]"></script>\n
EOS;
}
class MetaDB_dba extends MetaDB {
var $metadb;
var $aux=array();
function MetaDB_dba($file,$type="db3") {
if (function_exists('dba_open'))
$this->metadb=@dba_open($file.".cache","r",$type);
}
function close() {
dba_close($this->metadb);
}
function attachDB($db) {
$this->aux=$db;
}
function getSisterSites($pagename,$mode=1) {
if (!$this->aux->hasPage($pagename) and !dba_exists($pagename,$this->metadb)) {
if ($mode) return '';
return false;
}
if (!$mode) return true;
$sisters=dba_fetch($pagename,$this->metadb);
$addons=$this->aux->getSisterSites($pagename,$mode);
$ret = '';
if ($sisters)
$ret='[wiki:'.str_replace(' ',":$pagename]\n[wiki:",$sisters).":$pagename]";
$pagename=_preg_search_escape($pagename);
if ($addons) $ret=rtrim($addons."\n".$ret);
if ($mode==1 and strlen($ret) > 80) return "[wiki:TwinPages:$pagename]";
return preg_replace("/((:[^\s]+){2})(\:$pagename)/","\\1",$ret);
}
function getTwinPages($pagename,$mode=1) {
if (!$this->aux->hasPage($pagename) and !dba_exists($pagename,$this->metadb)) {
if ($mode) return array();
return false;
}
if (!$mode) return true;
$twins=dba_fetch($pagename,$this->metadb);
$addons=$this->aux->getTwinPages($pagename,$mode);
$ret=array();
if ($twins) {
$ret="[wiki:".str_replace(" ",":$pagename] [wiki:",$twins). ":$pagename]";
$pagename=_preg_search_escape($pagename);
$ret= preg_replace("/((:[^\s]+){2})(\:$pagename)/","\\1",$ret);
$ret= explode(' ',$ret);
}
if ($addons) $ret=array_merge($addons,$ret);
if (sizeof($ret) > 8) {
if ($mode==1) return array("TwinPages:$pagename");
$ret=array_map(create_function('$a','return " * $a";'),$ret);
}
return $ret;
}
function hasPage($pagename) {
if (dba_exists($pagename,$this->metadb)) return true;
return false;
}
function getAllPages() {
if ($this->keys) return $this->keys;
for ($key= dba_firstkey($this->metadb);
$key !== false;
$key= dba_nextkey($this->metadb)) {
$keys[] = $key;
}
$this->keys=$keys;
return $keys;
}
function getLikePages($needle,$count=500) {
$keys=array();
if (!$needle) return $keys;
for ($key= dba_firstkey($this->metadb);
$key !== false;
$key= dba_nextkey($this->metadb)) {
if (preg_match("/($needle)/i",$key)) {
$keys[] = $key; $count--;
}
if ($count < 0) break;
}
return $keys;
}
}
class MetaDB {
function MetaDB() {
return;
}
function getSisterSites($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 MetaDB_text extends MetaDB {
var $alias; // alias metadata
var $db; // extra aliases from the AliasPageNames
function MetaDB_text($db = array()) {
// open aliasname metadata
$this->alias = new Cache_Text('aliasname');
$this->db = $db;
}
function hasPage($pagename) {
if ($this->alias->exists($pagename) or
!empty($this->db[$pagename])) return true;
return false;
}
function getTwinPages($pagename,$mode=1) {
if (!$this->alias->exists($pagename) and
empty($this->db[$pagename])) {
if (!empty($mode)) return array();
return false;
}
if (empty($mode)) return true;
$twins = $this->alias->fetch($pagename);
if (empty($twins))
$twins = $this->db[$pagename];
else if (!empty($this->db[$pagename]))
$twins = array_merge($twins, $this->db[$pagename]);
// wiki:Hello World -> wiki:"Hello World"
$twins = preg_replace_callback('@^((?:[^\s]{2,}:)*)(.*)$@',
create_function('$m',
'return \'[wiki:\'.$m[1].\'"\'.$m[2].\'"]\';'), $twins);
return $twins;
}
function getSisterSites($pagename,$mode=1) {
$ret = $this->getTwinPages($pagename, $mode);
if (is_array($ret))
return implode("\n", $ret);
return $ret;
}
}
class Counter_dba {
var $counter = null;
var $DB;
function Counter_dba($DB,$dbname='counter') {
if (!function_exists('dba_open')) return;
if (!file_exists($DB->data_dir.'/'.$dbname.'.db'))
$this->counter=dba_open($DB->data_dir.'/'.$dbname.'.db',"n",$DB->dba_type);
else
$this->counter=@dba_open($DB->data_dir.'/'.$dbname.'.db',"w",$DB->dba_type);
$this->DB=&$DB;
}
function incCounter($pagename,$options="") {
if ($this->DB->owners and in_array($options['id'],$this->DB->owners))
return;
$count=dba_fetch($pagename,$this->counter);
if (!$count) $count=0;
$count++;
dba_replace($pagename,$count,$this->counter);
return $count;
}
function pageCounter($pagename) {
$count = dba_fetch($pagename,$this->counter);
return $count ? $count: 0;
}
function close() {
if ($this->counter)
dba_close($this->counter);
}
}
class Counter {
function Counter($DB="") { }
function incCounter($page,$options="") { }
function pageCounter($page) { return 1; }
function close() { }
}
class Security_base {
var $DB;
function Security_base($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");
$action=strtolower($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 $config;
}
class WikiDB {
function WikiDB($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;
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)) {
$this->alias= new MetaDB_text($aliases);
} else {
$this->alias= new MetaDB();
}
}
function initMetaDB() {
if (empty($this->alias)) $this->initAlias();
if (!empty($this->shared_metadb))
$this->metadb= new MetaDB_dba($this->shared_metadb,$this->dba_type);
if (empty($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))
$this->counter->close();
}
// moinmoin 1.0.x style internal encoding
function _pgencode($m) {
return '_'.sprintf("%02s", strtolower(dechex(ord(substr($m[1],-1)))));
}
function _getPageKey($pagename) {
# normalize a pagename to uniq key
# moinmoin style internal encoding
#$name=rawurlencode($pagename);
#$name=strtr($name,"%","_");
#$name=preg_replace("/%([a-f0-9]{2})/ie","'_'.strtolower('\\1')",$name);
#$name=preg_replace(".","_2e",$name);
$pagename = strtr($pagename, array("\x1a" => "\x0a")); # HACK "%0a" char bug
// clean up ':' like as the dokuwiki
if (!empty($this->use_namespace)) {
$pn= preg_replace('#:+#',':',$pagename);
$pn= trim($pn,':');
$pn= preg_replace('#:+#',':',$pn);
} else {
$pn = $pagename;
}
// namespace spearator ':' like as 'Foobar:Hello'
$separator = ':';
if (empty($this->use_namespace)) $separator = '';
$pn = preg_replace_callback("/([^a-z0-9".$separator."]{1})/i",
array($this, '_pgencode'), $pn);
if (!empty($this->use_namespace))
$name = preg_replace('#:#','.d/',$pn); // Foobar:Hello page will be stored as text/Foobar.d/Hello
else
$name = $pn;
return $name;
}
function getPageKey($pagename) {
#$name=preg_replace("/([^a-z0-9]{1})/ie","'_'.strtolower(dechex(ord('\\1')))",$pagename);
$name=$this->_getPageKey($pagename);
#$name=preg_replace("/([^a-z0-9]{1})/ie","'_'.strtolower(dechex(ord(substr('\\1',-1))))",$pagename);
return $this->text_dir . '/' . $name;
}
function pageToKeyname($pagename) {
return $this->_getPageKey($pagename);
#return preg_replace("/([^a-z0-9]{1})/ie","'_'.strtolower(dechex(ord(substr('\\1',-1))))",$pagename);
#return preg_replace("/([^a-z0-9]{1})/ie","'_'.strtolower(dechex(ord('\\1')))",$pagename);
}
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 keyToPagename($key) {
# return preg_replace("/_([a-f0-9]{2})/e","chr(hexdec('\\1'))",$key);
# $pagename=preg_replace("/_([a-f0-9]{2})/","%\\1",$key);
# $pagename=str_replace("_","%",$key);
$pagename = $key;
// for namespace
if (!empty($this->use_namespace))
$pagename=preg_replace('%\.d/%', ':', $key);
$pagename=strtr($pagename,'_','%');
$pagename = strtr($pagename, array('%0a' => "%1a")); // HACK "%0a" char bug
return rawurldecode($pagename);
}
function mtime() {
// workaround to check the dir mtime of the text_dir
if ($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
$class0 = $name.'_'.$this->$classname; // foobar_type class
if (class_exists($class0)) {
$class = $class0;
} else if (class_exists($this->$classname)) {
$class = $this->$classname;
} else if ((@include_once('lib/'.$file.'.php')) || (@include_once('lib/'.strtolower($file).'.php'))) {
$class = $name.'_'.$this->$classname; // foobar_type class
} else {
// full classname provided like as Foobar_Type
$file1 = strtr($this->$classname, '_', '.');
if ((@include_once('lib/'.$file1.'.php')) || (@include_once('lib/'.strtolower($file1).'.php'))) {
$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;
$myid=$user->id;
if ($myid == 'Anonymous' and !empty($user->verified_email))
$myid.= '-'.$user->verified_email;
$comment=strtr(strip_tags($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;
$page_name=trim($page_name);
$msg="$page_name\t$remote_name\t$time\t$host\t$myid\t$comment\t$action\n";
fwrite($fp_editlog, $msg);
fclose($fp_editlog);
}
function editlog_raw_lines($days,$opts=array()) {
$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 * $secs_per_day);
} else if (!empty($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 * $secs_per_day);
} else {
if (!empty($opts['items'])) {
$date_from= $time_current - (365 * $secs_per_day);
} else {
$date_from= $time_current - ($days * $secs_per_day);
}
$date_to= $time_current;
}
$check=$date_to;
$itemnum=!empty($opts['items']) ? $opts['items']:200;
$fp= fopen($this->editlog_name, 'r');
while (is_resource($fp) and ($fz=filesize($this->editlog_name))>0){
fseek($fp,0,SEEK_END);
if ($fz <= 1024) {
fseek($fp,0);
$ll=rtrim(fread($fp,1024));
$lines=array_reverse(explode("\n",$ll));
break;
}
$a=-1; // hack, don't read last \n char.
$last='';
fseek($fp,0,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) {
$lines[]=$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 $body;
}
function _savePage($filename,$body,$options=array()) {
$dir=dirname($filename);
if (!is_dir($dir)) {
$om=umask(~$this->umask);
_mkdir_p($dir, 0777);
umask($om);
}
$fp=@fopen($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($fp);
if (!empty($this->version_class)) {
$om=umask(~$this->umask);
$ver = $this->lazyLoad('version', $this);
$ret = $ver->_ci($filename,$options['log']);
chmod($filename,0666 & $this->umask);
umask($om);
}
return 0;
}
function savePage(&$page,$comment="",$options=array()) {
$user=&$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.
$REMOTE_ADDR=$_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';
}
$log=$REMOTE_ADDR.';;'.$myid.';;'.$comment;
$options['log']=$log;
$options['pagename']=$page->name;
$is_new = false;
if (!file_exists($key)) $is_new = true;
$ret=$this->_savePage($key,$body,$options);
if ($ret == -1) return -1;
#
$page->write($body);
# check minor edits XXX
$minor=0;
if (!empty($this->use_minorcheck) or !empty($options['minorcheck'])) {
$info = $page->get_info();
if (!empty($info[0][1])) {
eval('$check='.$info[1].';');
if (abs($check) < 3) $minor=1;
}
}
if (empty($options['minor']) and !$minor)
$this->addLogEntry($keyname, $REMOTE_ADDR,$comment,$action);
$indexer = $this->lazyLoad('titleindexer');
if ($is_new) $indexer->addPage($page->name);
else $indexer->update($page->name); // just update mtime
return 0;
}
function deletePage($page,$options='') {