global.func.php

极限网络智能办公系统 Office Automation V3.0官方100％源代码.

		}

		if($updatearray) {
			$db->query("UPDATE {$tablepre}members SET ".implode(', ', $updatearray)." WHERE uid='$uid'");
		}
	}

	return $member['groupid'];
}

function groupexpiry($terms) {
	$terms = is_array($terms) ? $terms : unserialize($terms);
	$groupexpiry = isset($terms['main']['time']) ? intval($terms['main']['time']) : 0;
	if(is_array($terms['ext'])) {
		foreach($terms['ext'] as $expiry) {
			if((!$groupexpiry && $expiry) || $expiry < $groupexpiry) {
				$groupexpiry = $expiry;
			}
		}
	}
	return $groupexpiry;
}

function ipaccess($ip, $accesslist) {
	return preg_match("/^(".str_replace(array("\r\n", ' '), array('|', ''), preg_quote($accesslist, '/')).")/", $ip);
}

function ipbanned($onlineip) {
	global $ipaccess, $timestamp, $cachelost;

	if($ipaccess && !ipaccess($onlineip, $ipaccess)) {
		return TRUE;
	}

	$cachelost .= (@include DISCUZ_ROOT.'./forumdata/cache/cache_ipbanned.php') ? '' : ' ipbanned';
	if(empty($_DCACHE['ipbanned'])) {
		return FALSE;
	} else {
		if($_DCACHE['ipbanned']['expiration'] < $timestamp) {
			@unlink(DISCUZ_ROOT.'./forumdata/cache/cache_ipbanned.php');
		}
		return preg_match("/^(".$_DCACHE['ipbanned']['regexp'].")$/", $onlineip);
	}
}

function isemail($email) {
	return strlen($email) > 6 && preg_match("/^[\w\-\.]+@[\w\-\.]+(\.\w+)+$/", $email);
}

function language($file, $templateid = 0, $tpldir = '') {
	$tpldir = $tpldir ? $tpldir : TPLDIR;
	$templateid = $templateid ? $templateid : TEMPLATEID;

	$languagepack = DISCUZ_ROOT.'./'.$tpldir.'/'.$file.'.lang.php';
	if(file_exists($languagepack)) {
		return $languagepack;
	} elseif($templateid != 1 && $tpldir != './templates/default') {
		return language($file, 1, './templates/default');
	} else {
		return FALSE;
	}
}

function multi($num, $perpage, $curpage, $mpurl, $maxpages = 0, $page = 10, $simple = 0, $onclick = '') {
	$multipage = '';
	$mpurl .= strpos($mpurl, '?') ? '&amp;' : '?';
	$onclick = $onclick ? ' onclick="'.$onclick.'(event)"' : '';
	if($num > $perpage) {
		$offset = 2;

		$realpages = @ceil($num / $perpage);
		$pages = $maxpages && $maxpages < $realpages ? $maxpages : $realpages;

		if($page > $pages) {
			$from = 1;
			$to = $pages;
		} else {
			$from = $curpage - $offset;
			$to = $from + $page - 1;
			if($from < 1) {
				$to = $curpage + 1 - $from;
				$from = 1;
				if($to - $from < $page) {
					$to = $page;
				}
			} elseif($to > $pages) {
				$from = $pages - $page + 1;
				$to = $pages;
			}
		}

		$multipage = ($curpage - $offset > 1 && $pages > $page ? '<a href="'.$mpurl.'page=1" class="p_redirect"'.$onclick.'>|&lsaquo;</a>' : '').
			($curpage > 1 && !$simple ? '<a href="'.$mpurl.'page='.($curpage - 1).'" class="p_redirect">&lsaquo;&lsaquo;</a>' : '');
		for($i = $from; $i <= $to; $i++) {
			$multipage .= $i == $curpage ? '<a class="p_curpage">'.$i.'</a>' :
				'<a href="'.$mpurl.'page='.$i.'" class="p_num"'.$onclick.'>'.$i.'</a>';
		}

		$multipage .= ($curpage < $pages && !$simple ? '<a href="'.$mpurl.'page='.($curpage + 1).'" class="p_redirect"'.$onclick.'>&rsaquo;&rsaquo;</a>' : '').
			($to < $pages ? '<a href="'.$mpurl.'page='.$pages.'" class="p_redirect"'.$onclick.'>&rsaquo;|</a>' : '').
			($curpage == $maxpages ? '<a class="p_redirect" href="misc.php?action=maxpages&amp;pages='.$maxpages.'">&rsaquo;?</a>' : '').
			(!$simple && $pages > $page ? '<a class="p_pages" style="padding: 0px"><input class="p_input" type="text" name="custompage" onKeyDown="if(event.keyCode==13) {window.location=\''.$mpurl.'page=\'+this.value; return false;}"></a>' : '');

		$multipage = $multipage ? '<div class="p_bar">'.(!$simple ? '<a class="p_total">&nbsp;'.$num.'&nbsp;</a><a class="p_pages">&nbsp;'.$curpage.'/'.$realpages.'&nbsp;</a>' : '').$multipage.'</div>' : '';
	}
	return $multipage;
}

function output() {
	global $sid, $transsidstatus, $rewritestatus, $ftp;

	if(($transsidstatus = empty($GLOBALS['_DCOOKIE']['sid']) && $transsidstatus) || in_array($rewritestatus, array(2, 3))) {
		if($transsidstatus) {
			$searcharray = array
				(
				"/\<a(\s*[^\>]+\s*)href\=([\"|\']?)([^\"\'\s]+)/ies",
				"/(\<form.+?\>)/is"
				);
			$replacearray = array
				(
				"transsid('\\3','<a\\1href=\\2')",
				"\\1\n<input type=\"hidden\" name=\"sid\" value=\"$sid\">"
				);
		} else {
			$searcharray = array
				(
				//"/\<a href\=\"index\.php\"\>/",
				"/\<a href\=\"forumdisplay\.php\?fid\=(\d+)(&amp;page\=(\d+))?\"([^\>]*)\>/e",
				"/\<a href\=\"viewthread\.php\?tid\=(\d+)(&amp;extra\=page\%3D(\d+))?(&amp;page\=(\d+))?\"([^\>]*)\>/e",
				"/\<a href\=\"viewpro\.php\?(uid\=(\d+)|username\=([^&]+?))\"([^\>]*)\>/e",
				"/\<a href\=\"space\.php\?(uid\=(\d+)|username\=([^&]+?))\"([^\>]*)\>/e"
				);
			$replacearray = array
				(
				//"<a href=\"index.html\">",
				"rewrite_forum('\\1', '\\3', '\\4')",
				"rewrite_thread('\\1', '\\5', '\\3', '\\6')",
				"rewrite_profile('\\2', '\\3', '\\4')",
				"rewrite_space('\\2', '\\3', '\\4')"
				);
		}

		$content = preg_replace($searcharray, $replacearray, ob_get_contents());
		ob_end_clean();
		$GLOBALS['gzipcompress'] ? ob_start('ob_gzhandler') : ob_start();

		echo $content;
	}
	if($ftp['connid']) {
		@ftp_close($ftp['connid']);
	}
	$ftp = array();

	if(defined('CACHE_FILE') && CACHE_FILE && !defined('CACHE_FORBIDDEN')) {
		global $cachethreaddir;
		if(diskfreespace(DISCUZ_ROOT.'./'.$cachethreaddir) > 1000000) {
			$fp = fopen(CACHE_FILE, 'w');
			if($fp) {
				flock($fp, LOCK_EX);
				fwrite($fp, empty($content) ? ob_get_contents() : $content);
			}
			@fclose($fp);
		}
	}
}

function rewrite_thread($tid, $page = 0, $prevpage = 0, $extra = '') {
	return '<a href="thread-'.$tid.'-'.($page ? $page : 1).'-'.($prevpage ? $prevpage : 1).'.html"'.stripslashes($extra).'>';
}

function rewrite_forum($fid, $page = 0, $extra = '') {
	return '<a href="forum-'.$fid.'-'.($page ? $page : 1).'.html"'.stripslashes($extra).'>';
}

function rewrite_profile($uid, $username, $extra = '') {
	return '<a href="profile-'.($uid ? 'uid-'.$uid : 'username-'.$username).'.html"'.stripslashes($extra).'>';
}

function rewrite_space($uid, $username, $extra = '') {
	return '<a href="space-'.($uid ? 'uid-'.$uid : 'username-'.$username).'.html"'.stripslashes($extra).'>';
}

function periodscheck($periods, $showmessage = 1) {
	global $timestamp, $disableperiodctrl, $_DCACHE, $banperiods;

	if(!$disableperiodctrl && $_DCACHE['settings'][$periods]) {
		$now = gmdate('G.i', $timestamp + $_DCACHE['settings']['timeoffset'] * 3600);
		foreach(explode("\r\n", str_replace(':', '.', $_DCACHE['settings'][$periods])) as $period) {
			list($periodbegin, $periodend) = explode('-', $period);
			if(($periodbegin > $periodend && ($now >= $periodbegin || $now < $periodend)) || ($oeriodbegin < $periodend && $now >= $periodbegin && $now < $periodend)) {
				$banperiods = str_replace("\r\n", ', ', $_DCACHE['settings'][$periods]);
				if($showmessage) {
					showmessage('period_nopermission', NULL, 'NOPERM');
				} else {
					return TRUE;
				}
			}
		}
	}
	return FALSE;
}

function quescrypt($questionid, $answer) {
	return $questionid > 0 && $answer != '' ? substr(md5($answer.md5($questionid)), 16, 8) : '';
}

function random($length, $numeric = 0) {
	PHP_VERSION < '4.2.0' && mt_srand((double)microtime() * 1000000);
	if($numeric) {
		$hash = sprintf('%0'.$length.'d', mt_rand(0, pow(10, $length) - 1));
	} else {
		$hash = '';
		$chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz';
		$max = strlen($chars) - 1;
		for($i = 0; $i < $length; $i++) {
			$hash .= $chars[mt_rand(0, $max)];
		}
	}
	return $hash;
}

function removedir($dirname, $keepdir = FALSE) {

	$dirname = wipespecial($dirname);

	if(!is_dir($dirname)) {
		return FALSE;
	}
	$handle = opendir($dirname);
	while(($file = readdir($handle)) !== FALSE) {
		if($file != '.' && $file != '..') {
			$dir = $dirname . DIRECTORY_SEPARATOR . $file;
			is_dir($dir) ? removedir($dir) : unlink($dir);
		}
	}
	closedir($handle);
	return !$keepdir ? (@rmdir($dirname) ? TRUE : FALSE) : TRUE;
}

function sendmail($email_to, $email_subject, $email_message, $email_from = '') {
	extract($GLOBALS, EXTR_SKIP);
	require DISCUZ_ROOT.'./include/sendmail.inc.php';
}

function sendpm($toid, $subject, $message, $fromid = '', $from = '') {
	extract($GLOBALS, EXTR_SKIP);
	include language('pms');

	if(isset($language[$subject])) {
		eval("\$subject = addslashes(\"".$language[$subject]."\");");
	}
	if(isset($language[$message])) {
		eval("\$message = addslashes(\"".$language[$message]."\");");
	}

	if(!$fromid && !$from) {
		$fromid = $discuz_uid;
		$from = $discuz_user;
	}

	$pmids = array();
	foreach(explode(',', $toid) as $uid) {
		if(is_numeric($uid)) {
			$query = $db->query("INSERT INTO {$tablepre}pms (msgfrom, msgfromid, msgtoid, folder, new, subject, dateline, message)
				VALUES ('$from', '$fromid', '$uid', 'inbox', '1', '$subject', '$timestamp', '$message')");
			if($query) {
				$pmids[] = $uid;
			}
		}
	}

	if($toid = implodeids($pmids)) {
		$db->query("UPDATE {$tablepre}members SET newpm='1' WHERE uid IN ($toid)");
	}
}

function showmessage($message, $url_forward = '', $extra = '') {
	extract($GLOBALS, EXTR_SKIP);
	global $extrahead, $discuz_action, $debuginfo, $seccode, $fid, $tid, $supe_fromsupesite, $supe_jumpurl, $supe, $charset, $show_message, $_DCACHE;
	define('CACHE_FORBIDDEN', TRUE);
	$supe_messagetpl = $supe_error = '';
	$show_message = $message;
	$msgforward = unserialize($_DCACHE['settings']['msgforward']);
	$msgforward['refreshtime'] = intval($msgforward['refreshtime']);
	$url_forward = empty($url_forward) ? '' : (empty($_DCOOKIE['sid']) && $transsidstatus ? transsid($url_forward) : $url_forward);

	if($supe_fromsupesite && $supe['status']) {
		$supe_messagetpl = 'supesite_';
		$extra = '';
		$supe_error = $url_forward ? false : true;
		$url_forward = !empty($supe_jumpurl) && !$supe_error ? urldecode($supe_jumpurl) :  $url_forward;
	} elseif($url_forward && empty($_GET['inajax']) && $msgforward['quick'] && $msgforward['messages'] && @in_array($message, $msgforward['messages'])) {
		updatesession();
		dheader("location: ".str_replace('&amp;', '&', $url_forward));
	}

	if(in_array($extra, array('HALTED', 'NOPERM'))) {
		$fid = $tid = 0;
		$discuz_action = 254;
	} else {
		$discuz_action = 255;
	}

	include language('messages');

	if(isset($language[$message])) {
		$supe_pre = $supe_fromsupesite ? 'supe_' : '';
		eval("\$show_message = \"".($language[$supe_pre.$message] ? $language[$supe_pre.$message] : $language[$message])."\";");
		unset($supe_pre);
	}