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File: phpsecureweb/commonFunctions.php

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  Classes of Bulent Tezcan  >  phpsecureweb  >  phpsecureweb/commonFunctions.php  >  Download  
File: phpsecureweb/commonFunctions.php
Role: Auxiliary script
Content type: text/plain
Description: some common functions
Class: phpsecureweb
Allow users certain rights, login with password.
Author: By
Last change: some more functions added
Date: 12 years ago
Size: 2,551 bytes
 

Contents

Class file image Download
<?php

   
/*
    * @author Bulent Tezcan. bulent@greenpepper.ca
    */

    /**
    * This function prepares the variables to SQL command. You don't have
    * to worry about the ' ' tags before and after a text field for instance.
    */
   
function ToSQL($Value, $ValueType)
    {
       
$ValueType = strtoupper($ValueType);
               
                if(!
strlen($Value))
        {
            return
"NULL";
        }
        else
        {
            if(
$ValueType == 'INTEGER' || $ValueType == 'INT' || $ValueType == 'FLOAT')
            {
                return
doubleval(str_replace(",", ".", $Value));
            }
            else if(
$ValueType == 'DATE')
            {
                return
"'" . str_replace("'", "''", $Value) . "'";
            }
                        else if(
$ValueType == 'BOOL' or $ValueType == 'BOOLEAN')
                        {
                                if (
$Value == 1 or $Value == "1" or
                                       
strtoupper($Value) == 'T' or
                                       
strtoupper($Value) == 'TRUE')
                                    return
"'TRUE'";
                                else
                                    return
"'FALSE'";
                        }
            else
# String, Text
           
{
                return
"'" . str_replace("'", "''", $Value) . "'";
            }
        }
    }

   
/**
    * verifies that the email address looks ok, and that
    * it refers to a meaningful domain.
    */

   
function isEmailValid ($email)
    {
        if (
eregi("^[0-9a-z]([-_.]?[0-9a-z])*@[0-9a-z]([-.]?[0-9a-z])*\\.[a-z]{2,3}$", $email, $check))
        {
            if (
getmxrr(substr(strstr($check[0], '@'), 1), $validate_email_temp) )
            {
                return
TRUE;
            }
           
// THIS WILL CATCH DNSs THAT ARE NOT MX.
           
if(checkdnsrr(substr(strstr($check[0], '@'), 1),"ANY"))
            {
                return
TRUE;
            }
        }
        return
FALSE;
    }

function
is_hidden($path) ## Checks whether the file is hidden.
{
   
# Hidden files and directories
   
$hide_file_extension = array(
                                                                           
"foo",
                                                                           
"bar",
                                                             );

   
$hide_file_string = array(
                                                                           
".htaccess",
                                                             );

   
$hide_directory_string = array(
                                                                           
"secret dir",
                                                             );

   
$extension = strtolower(substr(strrchr($path, "."),1));

    foreach (
$hide_file_extension as $hidden_extension)
        if (
$hidden_extension == $extension)
         return
TRUE;

    foreach (
$hide_file_string as $hidden_string)
        if (
stristr(basename($path), $hidden_string))
         return
TRUE;

    foreach (
$hide_directory_string as $hidden_string)
        if (
stristr(dirname($path), $hidden_string))
         return
TRUE;

    return
FALSE;
}

?>