Phraseanet/lib/classes/p4string.class.php

<?php
class p4string
{
	
	public static function addFirstSlash($path)
	{
	  	if($path=="")
			return("./");
		$c = substr($path,0,1);
		if($c!="/" && $c!="\\")
			$path = "/".$path;
		return($path);
	}
	
	public static function delFirstSlash($path)
	{
	  	if($path=="/" || $path=="\\")
			return("");
		$c = substr($path,0,1);
		if($c=="/" || $c=="\\")
			$path = substr($path, 1, strlen($path));
		if($path=="")
			$path = "./";
		return($path);
	}
	
	public static function addEndSlash($path)
	{
	  	if($path=="")
			return("./");
		$c = substr($path,-1,1);
		if($c!="/" && $c!="\\")
			$path .= "/";
		return($path);
	}
	
	public static function delEndSlash($path)
	{
	  	if($path=="/" || $path=="\\")
			return("");
		$c = substr($path,-1,1);
		if($c=="/" || $c=="\\")
			$path = substr($path, 0, strlen($path)-1);
		if($path=="")
			$path = ".";
		return($path);
	}

	public static function cleanTags($string)
	{
		return strip_tags($string, '<p><a><b><i><div><ul><ol><li><br>');
	}

	public static function checkMail($adresse)
	{
	   $Syntaxe='#^[\w.-]+@[\w.-]+\.[a-zA-Z]{2,6}$#';
	   if(preg_match($Syntaxe,$adresse))
	      return true;
	   else
	     return false;
	}
	
	public static function encodeMailSubject($subject)
	{
		return("=?UTF-8?B?".base64_encode(html_entity_decode(str_replace(array("\r\n","\n","\r")," ",$subject), ENT_COMPAT, "UTF-8"))."?=\n");
	}
	
	

	public static function JSstring($s)
	{
		return(str_replace(array("\\", "\"", "\r", "\n"), array("\\\\", "\\\"", "\\r", "\\n"), $s));
	}
	
	public static function MakeString($s, $context='html', $quoted='')
	{
		switch(mb_strtolower($context.'_'.$quoted))
		{
			case 'js_':	// old method
				$s = str_replace(array("\\", "\"", "'", "\r", "\n"), array("\\\\", "\\\"", "\\'", "\\r", "\\n"), $s);
				break;
			case 'js_"':
				$s = str_replace(array("\\", "\"", "\r", "\n"), array("\\\\", "\\\"", "\\r", "\\n"), $s);
				break;
			case 'js_\'':
				$s = str_replace(array("\\", "'", "\r", "\n"),  array("\\\\", "\\'", "\\r", "\\n"), $s);
				break;
				
			case 'dquot_"':
				$s = str_replace(array("\\", "\"", "\r", "\n"), array("\\\\", "\\\"", "\\r", "\\n"), $s);
				break;
			case 'squot_"':
				$s = str_replace(array("\\", "'", "\r", "\n"), array("\\\\", "\\'", "\\r", "\\n"), $s);
				break;
				
			case 'html_':	// old method
			case 'html_\'':
			case 'html_"':
				$s = str_replace(array("&", "<", ">", "\n"), array("&amp;", "&lt;", "&gt;", "<br/>\n"), $s);
				break;
				
			case 'htmlprop_':
				$s = str_replace(array("\"", "'", "<", ">"), array("&quot;", "&#39;" , "&lt;", "&gt;"), $s);
				break;
			case 'htmlprop_\'':
				$s = str_replace(array("'", "<", ">"), array("&#39;"  , "&lt;", "&gt;"), $s);
				break;
			case 'htmlprop_"':
				$s = str_replace(array("\"", "<", ">"), array("&quot;", "&lt;", "&gt;"), $s);
				break;
				
			case 'form_':
			case 'form_\'':		// <input type... value='$phpvar'...>
			case 'form_"':
				$s = str_replace(array("&", "\"", "'", "<", ">"), array("&amp;", "&quot;", "&#39;" , "&lt;", "&gt;"), $s);
				break;
				
			case 'none_"':
			default:
				break;
		}
		return($s);
	}

	public static function cutDesc($title, $longueur, $beginHiLight, $endHiLight)
	{
		$s = str_replace(array($beginHiLight, $endHiLight), array('', ''), $title);
		if(mb_strlen($s) > $longueur)
		{
			$s = mb_substr($s, 0, $longueur);
			$t = array();
			for($p0=-1; ($p0=strpos($title, $beginHiLight, $p0+1))!==FALSE; $t[$p0] = $beginHiLight)
				;
			for($p0=-1; ($p0=strpos($title, $endHiLight, $p0+1))!==FALSE; $t[$p0] = $endHiLight)
				;
			ksort($t);
			foreach($t as $pos=>$bal)
				$s = substr($s, 0, $pos) . $bal . substr($s, $pos);
			$title = $s . '...';
		}
		return($title);
	}
	
	public static function entitydecode($string)
	{
		return str_replace(array('[[',']]'),array('<','>'),($string));	
	}
	
	public static function quotescode($string)
	{
		return str_replace(array('"','\''),array('&quot;','&apos;'),($string));
	}
	
	public static function hasAccent($string)
	{
		$ret = true;
		preg_match('/^[a-zA-Z0-9-_]+$/', $string, $matches);
		
		if(count($matches) == '1' && $matches[0] == $string)
			$ret = false;
			
		return $ret;
	}
	
	public static function jsonencode($datas)
	{
		if(version_compare(PHP_VERSION, '5.3.0') >= 0)
		{
			return json_encode($datas,JSON_HEX_TAG|JSON_HEX_QUOT|JSON_HEX_AMP|JSON_HEX_APOS);
		}
		else
		{
			return json_encode($datas);
		}
	}
	
	public static function format_octets($octets, $precision = 2)
	{
		$octets = (int)$octets;
		if($octets < 900)
			return $octets.' o';
		$koctet = round($octets / 1024, $precision);
		if($koctet < 900)
			return $koctet.' ko';
		$Moctet = round($octets / (1024 * 1024), $precision);
		if($Moctet < 900)
			return $Moctet.' Mo';
		$Goctet = round($octets / (1024 * 1024 * 1024), $precision);
		if($Goctet < 900)
			return $Goctet.' Go';
		$Toctet = round($octets / (1024 * 1024 * 1024 * 1024), $precision);
		return $Toctet.' To';
	}
}