From dd0130670fe3cab4c7e2c1ab4f3bf0d2b2d512b0 Mon Sep 17 00:00:00 2001
From: Denny Bortfeldt <denny@bortfeldt.net>
Date: Mon, 27 Jun 2016 18:02:16 -0400
Subject: [PATCH] When uploading a logo which is smaller than the current ispconfig one, then the logo will be on the left side of the header. In my opinion it will look better when it's centered. You could vote about it ;)

---
 interface/lib/classes/functions.inc.php |  410 ++++++++++++++++++++++++++++++----------------------------
 1 files changed, 210 insertions(+), 200 deletions(-)

diff --git a/interface/lib/classes/functions.inc.php b/interface/lib/classes/functions.inc.php
index 64074d4..45c8d9b 100644
--- a/interface/lib/classes/functions.inc.php
+++ b/interface/lib/classes/functions.inc.php
@@ -33,14 +33,14 @@
 
 class functions {
 	var $idn_converter = null;
-    var $idn_converter_name = '';
+	var $idn_converter_name = '';
 
 	public function mail($to, $subject, $text, $from, $filepath = '', $filetype = 'application/pdf', $filename = '', $cc = '', $bcc = '', $from_name = '') {
-		global $app,$conf;
-		
+		global $app, $conf;
+
 		if($conf['demo_mode'] == true) $app->error("Mail sending disabled in demo mode.");
-		
-        $app->uses('getconf,ispcmail');
+
+		$app->uses('getconf,ispcmail');
 		$mail_config = $app->getconf->get_global_config('mail');
 		if($mail_config['smtp_enabled'] == 'y') {
 			$mail_config['use_smtp'] = true;
@@ -49,104 +49,58 @@
 		$app->ispcmail->setSender($from, $from_name);
 		$app->ispcmail->setSubject($subject);
 		$app->ispcmail->setMailText($text);
-		
+
 		if($filepath != '') {
 			if(!file_exists($filepath)) $app->error("Mail attachement does not exist ".$filepath);
 			$app->ispcmail->readAttachFile($filepath);
 		}
-		
+
 		if($cc != '') $app->ispcmail->setHeader('Cc', $cc);
 		if($bcc != '') $app->ispcmail->setHeader('Bcc', $bcc);
-		
+
 		$app->ispcmail->send($to);
 		$app->ispcmail->finish();
-		
-		/* left in here just for the case...
-		if($filepath != '') {
-			if(!file_exists($filepath)) $app->error("Mail attachement does not exist ".$filepath);
-			
-			$content = file_get_contents($filepath);
-			$content = chunk_split(base64_encode($content));
-			$uid = strtoupper(md5(uniqid(time())));
-			$subject      = "=?utf-8?B?".base64_encode($subject)."?=";
-			
-			if($filename == '') {
-				$path_parts = pathinfo($filepath);
-				$filename = $path_parts["basename"];
-				unset($path_parts);
-			}
 
-			$header = "Return-Path: $from\nFrom: $from\nReply-To: $from\n";
-			if($cc != '') $header .= "Cc: $cc\n";
-			if($bcc != '') $header .= "Bcc: $bcc\n";
-			$header .= "MIME-Version: 1.0\n";
-			$header .= "Content-Type: multipart/mixed; boundary=$uid\n";
-
-			$header .= "--$uid\n";
-			$header .= "Content-Type: text/plain;\n\tcharset=\"UTF-8\"\n";
-			$header .= "Content-Transfer-Encoding: 8bit\n\n";
-			$header .= "$text\n";
-
-			$header .= "--$uid\n";
-			$header .= "Content-Type: $filetype; name=\"$filename\"\n";
-
-			$header .= "Content-Transfer-Encoding: base64\n";
-			$header .= "Content-Disposition: attachment; filename=\"$filename\"\n\n";
-			$header .= "$content\n";
-
-			$header .= "--$uid--";
-
-			mail($to, $subject, "", $header);
-		} else {
-			$header = "From: $from\nReply-To: $from\n";
-			if($cc != '') $header .= "Cc: $cc\n";
-			if($bcc != '') $header .= "Bcc: $bcc\n";
-			$header .= "Content-Type: text/plain;\n\tcharset=\"UTF-8\"\n";
-			$header .= "Content-Transfer-Encoding: 8bit\n\n";
-			$subject      = "=?utf-8?B?".base64_encode($subject)."?=";
-			mail($to, $subject, $text, $header);
-		}
-		*/
 		return true;
 	}
-	
-	public function array_merge($array1,$array2) {
+
+	public function array_merge($array1, $array2) {
 		$out = $array1;
 		foreach($array2 as $key => $val) {
 			$out[$key] = $val;
 		}
 		return $out;
 	}
-	
+
 	public function currency_format($number, $view = '') {
 		global $app;
 		if($view != '') $number_format_decimals = (int)$app->lng('number_format_decimals_'.$view);
-        if(!$number_format_decimals) $number_format_decimals = (int)$app->lng('number_format_decimals');
-        
+		if(!$number_format_decimals) $number_format_decimals = (int)$app->lng('number_format_decimals');
+
 		$number_format_dec_point = $app->lng('number_format_dec_point');
 		$number_format_thousands_sep = $app->lng('number_format_thousands_sep');
 		if($number_format_thousands_sep == 'number_format_thousands_sep') $number_format_thousands_sep = '';
 		return number_format((double)$number, $number_format_decimals, $number_format_dec_point, $number_format_thousands_sep);
 	}
-	
+
 	//* convert currency formatted number back to floating number
 	public function currency_unformat($number) {
 		global $app;
-        
+
 		$number_format_dec_point = $app->lng('number_format_dec_point');
 		$number_format_thousands_sep = $app->lng('number_format_thousands_sep');
 		if($number_format_thousands_sep == 'number_format_thousands_sep') $number_format_thousands_sep = '';
-		
+
 		if($number_format_thousands_sep != '') $number = str_replace($number_format_thousands_sep, '', $number);
 		if($number_format_dec_point != '.' && $number_format_dec_point != '') $number = str_replace($number_format_dec_point, '.', $number);
-		
+
 		return (double)$number;
 	}
-	
+
 	public function get_ispconfig_url() {
 		global $app;
-		
-		$url = (stristr($_SERVER['SERVER_PROTOCOL'],'HTTPS') || stristr($_SERVER['HTTPS'],'on'))?'https':'http';
+
+		$url = (stristr($_SERVER['SERVER_PROTOCOL'], 'HTTPS') || stristr($_SERVER['HTTPS'], 'on'))?'https':'http';
 		if($_SERVER['SERVER_NAME'] != '_') {
 			$url .= '://'.$_SERVER['SERVER_NAME'];
 			if($_SERVER['SERVER_PORT'] != 80 && $_SERVER['SERVER_PORT'] != 443) {
@@ -154,7 +108,7 @@
 			}
 		} else {
 			$app->uses("getconf");
-			$server_config = $app->getconf->get_server_config(1,'server');
+			$server_config = $app->getconf->get_server_config(1, 'server');
 			$url .= '://'.$server_config['hostname'];
 			if($_SERVER['SERVER_PORT'] != 80 && $_SERVER['SERVER_PORT'] != 443) {
 				$url .= ':'.$_SERVER['SERVER_PORT'];
@@ -162,53 +116,53 @@
 		}
 		return $url;
 	}
-	
-    public function json_encode($data) {
+
+	public function json_encode($data) {
 		if(!function_exists('json_encode')){
 			if(is_array($data) || is_object($data)){
-				$islist = is_array($data) && (empty($data) || array_keys($data) === range(0,count($data)-1));
+				$islist = is_array($data) && (empty($data) || array_keys($data) === range(0, count($data)-1));
 
 				if($islist){
 					$json = '[' . implode(',', array_map(array($this, "json_encode"), $data) ) . ']';
 				} else {
-					$items = Array();
+					$items = array();
 					foreach( $data as $key => $value ) {
 						$items[] = $this->json_encode("$key") . ':' . $this->json_encode($value);
 					}
 					$json = '{' . implode(',', $items) . '}';
 				}
 			} elseif(is_string($data)){
-				# Escape non-printable or Non-ASCII characters.
-				# I also put the \\ character first, as suggested in comments on the 'addclashes' page.
+				// Escape non-printable or Non-ASCII characters.
+				// I also put the \\ character first, as suggested in comments on the 'addclashes' page.
 				$string = '"'.addcslashes($data, "\\\"\n\r\t/".chr(8).chr(12)).'"';
 				$json = '';
 				$len = strlen($string);
-				# Convert UTF-8 to Hexadecimal Codepoints.
+				// Convert UTF-8 to Hexadecimal Codepoints.
 				for($i = 0; $i < $len; $i++){
 					$char = $string[$i];
 					$c1 = ord($char);
 
-					# Single byte;
+					// Single byte;
 					if($c1 <128){
 						$json .= ($c1 > 31) ? $char : sprintf("\\u%04x", $c1);
 						continue;
 					}
 
-					# Double byte
+					// Double byte
 					$c2 = ord($string[++$i]);
 					if(($c1 & 32) === 0){
 						$json .= sprintf("\\u%04x", ($c1 - 192) * 64 + $c2 - 128);
 						continue;
 					}
 
-					# Triple
+					// Triple
 					$c3 = ord($string[++$i]);
 					if(($c1 & 16) === 0){
 						$json .= sprintf("\\u%04x", (($c1 - 224) <<12) + (($c2 - 128) << 6) + ($c3 - 128));
 						continue;
 					}
 
-					# Quadruple
+					// Quadruple
 					$c4 = ord($string[++$i]);
 					if(($c1 & 8) === 0){
 						$u = (($c1 & 15) << 2) + (($c2>>4) & 3) - 1;
@@ -219,25 +173,26 @@
 					}
 				}
 			} else {
-				# int, floats, bools, null
+				// int, floats, bools, null
 				$json = strtolower(var_export($data, true));
 			}
 			return $json;
 		} else {
 			return json_encode($data);
 		}
-    }
-	
+	}
+
 	public function suggest_ips($type = 'IPv4'){
 		global $app;
-	
+
 		if($type == 'IPv4'){
-			$regex = "/^[0-9]{1,3}(\.)[0-9]{1,3}(\.)[0-9]{1,3}(\.)[0-9]{1,3}$/";
+//			$regex = "/^[0-9]{1,3}(\.)[0-9]{1,3}(\.)[0-9]{1,3}(\.)[0-9]{1,3}$/";
+			$regex = "/^((25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\\.){3}(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)$/";
 		} else {
 			// IPv6
 			$regex = "/^(\:\:([a-f0-9]{1,4}\:){0,6}?[a-f0-9]{0,4}|[a-f0-9]{1,4}(\:[a-f0-9]{1,4}){0,6}?\:\:|[a-f0-9]{1,4}(\:[a-f0-9]{1,4}){1,6}?\:\:([a-f0-9]{1,4}\:){1,6}?[a-f0-9]{1,4})(\/\d{1,3})?$/i";
 		}
-		
+
 		$server_by_id = array();
 		$server_by_ip = array();
 		$servers = $app->db->queryAllRecords("SELECT * FROM server");
@@ -246,9 +201,9 @@
 				$server_by_id[$server['server_id']] = $server['server_name'];
 			}
 		}
-	
+
 		$ips = array();
-		$results = $app->db->queryAllRecords("SELECT ip_address AS ip, server_id FROM server_ip WHERE ip_type = '".$type."'");
+		$results = $app->db->queryAllRecords("SELECT ip_address AS ip, server_id FROM server_ip WHERE ip_type = ?", $type);
 		if(!empty($results) && is_array($results)){
 			foreach($results as $result){
 				if(preg_match($regex, $result['ip'])){
@@ -275,37 +230,7 @@
 				if(preg_match($regex, $result['ip'])) $ips[] = $result['ip'];
 			}
 		}
-	
-		$results = $app->db->queryAllRecords("SELECT xfer FROM dns_slave WHERE xfer != ''");
-		if(!empty($results) && is_array($results)){
-			foreach($results as $result){
-				$tmp_ips = explode(',', $result['xfer']);
-				foreach($tmp_ips as $tmp_ip){
-					$tmp_ip = trim($tmp_ip);
-					if(preg_match($regex, $tmp_ip)) $ips[] = $tmp_ip;
-				}
-			}
-		}
-		$results = $app->db->queryAllRecords("SELECT xfer FROM dns_soa WHERE xfer != ''");
-		if(!empty($results) && is_array($results)){
-			foreach($results as $result){
-				$tmp_ips = explode(',', $result['xfer']);
-				foreach($tmp_ips as $tmp_ip){
-					$tmp_ip = trim($tmp_ip);
-					if(preg_match($regex, $tmp_ip)) $ips[] = $tmp_ip;
-				}
-			}
-		}
-		$results = $app->db->queryAllRecords("SELECT also_notify FROM dns_soa WHERE also_notify != ''");
-		if(!empty($results) && is_array($results)){
-			foreach($results as $result){
-				$tmp_ips = explode(',', $result['also_notify']);
-				foreach($tmp_ips as $tmp_ip){
-					$tmp_ip = trim($tmp_ip);
-					if(preg_match($regex, $tmp_ip)) $ips[] = $tmp_ip;
-				}
-			}
-		}
+		
 		$results = $app->db->queryAllRecords("SELECT remote_ips FROM web_database WHERE remote_ips != ''");
 		if(!empty($results) && is_array($results)){
 			foreach($results as $result){
@@ -320,105 +245,190 @@
 		sort($ips, SORT_NUMERIC);
 
 		$result_array = array('cheader' => array(), 'cdata' => array());
-	
+
 		if(!empty($ips)){
 			$result_array['cheader'] = array('title' => 'IPs',
-											'total' => count($ips),
-											'limit' => count($ips)
-											);
-	
+				'total' => count($ips),
+				'limit' => count($ips)
+			);
+
 			foreach($ips as $ip){
-				$result_array['cdata'][] = array(	'title' => $ip,
-													'description' => $type.($server_by_ip[$ip] != ''? ' &gt; '.$server_by_ip[$ip] : ''),
-													'onclick' => '',
-													'fill_text' => $ip
-												);
+				$result_array['cdata'][] = array( 'title' => $ip,
+					'description' => $type.($server_by_ip[$ip] != ''? ' &gt; '.$server_by_ip[$ip] : ''),
+					'onclick' => '',
+					'fill_text' => $ip
+				);
 			}
 		}
-	
+
 		return $result_array;
 	}
 
-    public function intval($string, $force_numeric = false) {
-        if(intval($string) == 2147483647 || ($string > 0 && intval($string) < 0)) {
-            if($force_numeric == true) return floatval($string);
-            elseif(preg_match('/^([-]?)[0]*([1-9][0-9]*)([^0-9].*)*$/', $string, $match)) return $match[1].$match[2];
-            else return 0;
-        } else {
-            return intval($string);
-        }
-    }
-    
-    /** IDN converter wrapper.
-     * all converter classes should be placed in ISPC_CLASS_PATH.'/idn/'
-     */
-    private function _idn_encode_decode($domain, $encode = true) {
-        if($domain == '') return '';
-        if(preg_match('/^[0-9\.]+$/', $domain)) return $domain; // may be an ip address - anyway does not need to bee encoded
-        
-        // get domain and user part if it is an email
-        $user_part = false;
-        if(strpos($domain, '@') !== false) {
-            $user_part = substr($domain, 0, strrpos($domain, '@'));
-            $domain = substr($domain, strrpos($domain, '@') + 1);
-        }
-        
-        if($encode == true) {
-            if(function_exists('idn_to_ascii')) {
-                $domain = idn_to_ascii($domain);
-            } elseif(file_exists(ISPC_CLASS_PATH.'/idn/idna_convert.class.php')) {
-                 /* use idna class:
+	public function intval($string, $force_numeric = false) {
+		if(intval($string) == 2147483647 || ($string > 0 && intval($string) < 0)) {
+			if($force_numeric == true) return floatval($string);
+			elseif(preg_match('/^([-]?)[0]*([1-9][0-9]*)([^0-9].*)*$/', $string, $match)) return $match[1].$match[2];
+			else return 0;
+		} else {
+			return intval($string);
+		}
+	}
+
+	/**
+	 * Function to change bytes to kB, MB, GB or TB
+	 * @param int $size - size in bytes
+	 * @param int precicion - after-comma-numbers (default: 2)
+	 * @return string - formated bytes
+	 */
+	public function formatBytes($size, $precision = 2) {
+		$base=log($size)/log(1024);
+		$suffixes=array('', ' kB', ' MB', ' GB', ' TB');
+		return round(pow(1024, $base-floor($base)), $precision).$suffixes[floor($base)];
+	}
+
+	/** IDN converter wrapper.
+	 * all converter classes should be placed in ISPC_CLASS_PATH.'/idn/'
+	 */
+	private function _idn_encode_decode($domain, $encode = true) {
+		if($domain == '') return '';
+		if(preg_match('/^[0-9\.]+$/', $domain)) return $domain; // may be an ip address - anyway does not need to bee encoded
+
+		// get domain and user part if it is an email
+		$user_part = false;
+		if(strpos($domain, '@') !== false) {
+			$user_part = substr($domain, 0, strrpos($domain, '@'));
+			$domain = substr($domain, strrpos($domain, '@') + 1);
+		}
+
+		if($encode == true) {
+			if(function_exists('idn_to_ascii')) {
+				$domain = idn_to_ascii($domain, IDNA_NONTRANSITIONAL_TO_ASCII, INTL_IDNA_VARIANT_UTS46);
+			} elseif(file_exists(ISPC_CLASS_PATH.'/idn/idna_convert.class.php')) {
+				/* use idna class:
                  * @author  Matthias Sommerfeld <mso@phlylabs.de>
                  * @copyright 2004-2011 phlyLabs Berlin, http://phlylabs.de
                  * @version 0.8.0 2011-03-11
                  */
-                
-                if(!is_object($this->idn_converter) || $this->idn_converter_name != 'idna_convert.class') {
-                    include_once(ISPC_CLASS_PATH.'/idn/idna_convert.class.php');
-                    $this->idn_converter = new idna_convert(array('idn_version' => 2008));
-                    $this->idn_converter_name = 'idna_convert.class';
-                }
-                $domain = $this->idn_converter->encode($domain);
-            }
-        } else {
-            if(function_exists('idn_to_utf8')) {
-                $domain = idn_to_utf8($domain);
-            } elseif(file_exists(ISPC_CLASS_PATH.'/idn/idna_convert.class.php')) {
-                 /* use idna class:
+
+				if(!is_object($this->idn_converter) || $this->idn_converter_name != 'idna_convert.class') {
+					include_once ISPC_CLASS_PATH.'/idn/idna_convert.class.php';
+					$this->idn_converter = new idna_convert(array('idn_version' => 2008));
+					$this->idn_converter_name = 'idna_convert.class';
+				}
+				$domain = $this->idn_converter->encode($domain);
+			}
+		} else {
+			if(function_exists('idn_to_utf8')) {
+				$domain = idn_to_utf8($domain, IDNA_NONTRANSITIONAL_TO_ASCII, INTL_IDNA_VARIANT_UTS46);
+			} elseif(file_exists(ISPC_CLASS_PATH.'/idn/idna_convert.class.php')) {
+				/* use idna class:
                  * @author  Matthias Sommerfeld <mso@phlylabs.de>
                  * @copyright 2004-2011 phlyLabs Berlin, http://phlylabs.de
                  * @version 0.8.0 2011-03-11
                  */
-                
-                if(!is_object($this->idn_converter) || $this->idn_converter_name != 'idna_convert.class') {
-                    include_once(ISPC_CLASS_PATH.'/idn/idna_convert.class.php');
-                    $this->idn_converter = new idna_convert(array('idn_version' => 2008));
-                    $this->idn_converter_name = 'idna_convert.class';
-                }
-                $domain = $this->idn_converter->decode($domain);
-            }
-        }
-        
-        if($user_part !== false) return $user_part . '@' . $domain;
-        else return $domain;
-    }
-     
-    public function idn_encode($domain) {
-        $domains = explode("\n", $domain);
-        for($d = 0; $d < count($domains); $d++) {
-            $domains[$d] = $this->_idn_encode_decode($domains[$d], true);
-        }
-        return implode("\n", $domains);
-    }
-    
-    public function idn_decode($domain) {
-        $domains = explode("\n", $domain);
-        for($d = 0; $d < count($domains); $d++) {
-            $domains[$d] = $this->_idn_encode_decode($domains[$d], false);
-        }
-        return implode("\n", $domains);
-    }
+
+				if(!is_object($this->idn_converter) || $this->idn_converter_name != 'idna_convert.class') {
+					include_once ISPC_CLASS_PATH.'/idn/idna_convert.class.php';
+					$this->idn_converter = new idna_convert(array('idn_version' => 2008));
+					$this->idn_converter_name = 'idna_convert.class';
+				}
+				$domain = $this->idn_converter->decode($domain);
+			}
+		}
+
+		if($user_part !== false) return $user_part . '@' . $domain;
+		else return $domain;
+	}
+
+	public function idn_encode($domain) {
+		$domains = explode("\n", $domain);
+		for($d = 0; $d < count($domains); $d++) {
+			$domains[$d] = $this->_idn_encode_decode($domains[$d], true);
+		}
+		return implode("\n", $domains);
+	}
+
+	public function idn_decode($domain) {
+		$domains = explode("\n", $domain);
+		for($d = 0; $d < count($domains); $d++) {
+			$domains[$d] = $this->_idn_encode_decode($domains[$d], false);
+		}
+		return implode("\n", $domains);
+	}
+
+	public function is_allowed_user($username, $restrict_names = false) {
+		global $app;
 		
+		$name_blacklist = array('root','ispconfig','vmail','getmail');
+		if(in_array($username,$name_blacklist)) return false;
+		
+		if(preg_match('/^[a-zA-Z0-9\.\-_]{1,32}$/', $username) == false) return false;
+		
+		if($restrict_names == true && preg_match('/^web\d+$/', $username) == false) return false;
+		
+		return true;
+	}
+	
+	public function is_allowed_group($groupname, $restrict_names = false) {
+		global $app;
+		
+		$name_blacklist = array('root','ispconfig','vmail','getmail');
+		if(in_array($groupname,$name_blacklist)) return false;
+		
+		if(preg_match('/^[a-zA-Z0-9\.\-_]{1,32}$/', $groupname) == false) return false;
+		
+		if($restrict_names == true && preg_match('/^client\d+$/', $groupname) == false) return false;
+		
+		return true;
+	}
+	
+	public function getimagesizefromstring($string){
+		if (!function_exists('getimagesizefromstring')) {
+			$uri = 'data://application/octet-stream;base64,' . base64_encode($string);
+			return getimagesize($uri);
+		} else {
+			return getimagesizefromstring($string);
+		}		
+	}
+	
+	public function password($minLength = 10, $special = false){
+		global $app;
+	
+		$iteration = 0;
+		$password = "";
+		$maxLength = $minLength + 5;
+		$length = $this->getRandomInt($minLength, $maxLength);
+
+		while($iteration < $length){
+			$randomNumber = (floor(((mt_rand() / mt_getrandmax()) * 100)) % 94) + 33;
+			if(!$special){
+				if (($randomNumber >=33) && ($randomNumber <=47)) { continue; }
+				if (($randomNumber >=58) && ($randomNumber <=64)) { continue; }
+				if (($randomNumber >=91) && ($randomNumber <=96)) { continue; }
+				if (($randomNumber >=123) && ($randomNumber <=126)) { continue; }
+			}
+			$iteration++;
+			$password .= chr($randomNumber);
+		}
+		$app->uses('validate_password');
+		if($app->validate_password->password_check('', $password, '') !== false) $password = $this->password($minLength, $special);
+		return $password;
+	}
+
+	public function getRandomInt($min, $max){
+		return floor((mt_rand() / mt_getrandmax()) * ($max - $min + 1)) + $min;
+	}
+	
+	public function generate_customer_no(){
+		global $app;
+		// generate customer no.
+		$customer_no = mt_rand(100000, 999999);
+		while($app->db->queryOneRecord("SELECT client_id FROM client WHERE customer_no = ?", $customer_no)) {
+			$customer_no = mt_rand(100000, 999999);
+		}
+		
+		return $customer_no;
+	}
 }
 
-?>
\ No newline at end of file
+?>

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