string-klasse-stmt-achtig

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stringClass.php

Code (php)
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<?php
        /*----------------------------------------------
        -------------------------------------------------
        DONT REMOVE THIS BLOCK!!!
        --------------------------------------------------------
        Copyright
        Created by: libia
        Created on: 15-09-07 (DD-MM-YY)
        --------------------------------------------------------
        You can use this script,
        but you may NOT call it YOUR script!
        --------------------------------------------------------
        -----------------------------------------------------*/

//the class

class String
{
    //some variables
    public $error;
    public $errno;
    protected $string;
    protected $finalString;
    protected $aantArgs;
    protected $bindArgs;
    protected $prepared;
    protected $bonden;
    protected $paramAant;
    
    //setting values for the variables
    function __construct()
    {

        $this->error = "No error's yet";
        $this->errno = 0;
        $this->string = '';
        $this->finalString = '';
        $this->aantArgs = 0;
        $this->bindArgs = '';
        $this->prepared = false;
        $this->bonden = false;
        $this->paramAant = 0;
    }

    
    //setting the first sentance
    function prepare($prepareString)
    {

        if($this->errno == 0)
        {

            if(!$this->prepared)
            {

                if(!empty($prepareString))
                {

                    $this->string = htmlspecialchars($prepareString, ENT_QUOTES);
                    $this->prepared = true;
                }

                else
                {
                    $this->error = "String is empty!";
                    $this->errno = 1001;
                }
            }

            else
            {
                $this->error = "String is already prepared!";
                $this->errno = 1000;
            }
        }
    }

    
    //add the user values
    function bind_param()
    {

        if($this->errno == 0)
        {

            if($this->prepared)
            {

                $this->bindArgs = func_get_args();
                $this->aantArgs = count($this->bindArgs);
                if($this->param_count() == $this->aantArgs)
                {

                    $this->finalString = $this->string;
                    for($i = 0; $i < $this->aantArgs; $i++)
                    {

                        $this->finalString = preg_replace("/\?/", htmlspecialchars($this->bindArgs[$i], ENT_QUOTES), $this->finalString, 1);
                    }

                    $this->bonden = true;
                }

                elseif($this->param_count() > $this->string)
                {

                    $this->error = "Not enough arguments given in the bind_param() function (" . $this->aantArgs . " of " . $this->param_count() . ")";
                    $this->errno = 1004;
                }

                else
                {
                    $this->error = "To much arguments given in the bind_param() function (" . $this->aantArgs . " of " . $this->param_count() . ")";
                    $this->errno = 1005;
                }
            }

            else
            {
                $this->error = "String not prepared yet!";
                $this->errno = 1002;
            }
        }
    }

    
    //return the string
    function execute()
    {

        if($this->errno == 0)
        {

            if($this->prepared && $this->bonden)
            {

                return $this->finalString;
            }

            elseif(!$this->prepared)
            {

                $this->error = "String not prepared yet!";
                $this->errno = 1002;
            }

            else
            {
                $this->error = "Params are not bonden yet!";
                $this->errno = 1003;
            }
        }
    }


    //gives the amount of question marks (?) is the sentence
    function param_count()
    {

        if($this->errno == 0)
        {

            $this->paramAant = 0;
            if($this->prepared)
            {

                for($i = 0; $i < strlen($this->string); $i++)
                {

                    if($this->string[$i] == '?')
                    {

                        $this->paramAant += 1;
                    }
                }

                return $this->paramAant;
            }

            else
            {
                $this->error = "String not prepared yet!";
                $this->errno = 1002;
            }
        }
    }

    
    //clears the results
    function free_result()
    {

            $this->finalString = '';
            $this->aantArgs = 0;
            $this->bindArgs = '';
            $this->string = '';
    }

    
    //sets everything to it's standard value
    function close()
    {

        $this->__construct();
    }
}

?>


voorbeeld.php
Code (php)
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<?php
        /*----------------------------------------------
        -------------------------------------------------
        DONT REMOVE THIS BLOCK!!!
        -------------------------------------------------
        Copyright
        Created by: libia
        Created on: 15-09-07 (DD-MM-YY)
        -------------------------------------------------
        You can use this script,
        but you may not call it your script!
        -------------------------------------------------
        ----------------------------------------------*/

error_reporting(E_ALL);

//include the class!
include("stringClass.php");

//and a little example
$string = new String();
$string->prepare("The ? was ? over the ?");
if($string->errno == 0)
{

    echo 'There were ' . $string->param_count() . ' params setten<br />';
    if($string->errno == 0)
    {

        $string->bind_param("dog", "jumping", "airplane");
        if($string->errno == 0)
        {

            echo $string->execute() . '<br />';
            if($string->errno == 0)
            {

                $string->bind_param("Wolf", "rolling", "lava");
                if($string->errno == 0)
                {

                    echo $string->execute();
                }

                else
                    echo '<b>(error: line ' . __line__ . ') ' . $string->errno . ': ' . $string->error . '</b>';
            }

            else
                echo '<b>(error: line ' . __line__ . ') ' . $string->errno . ': ' . $string->error . '</b>';
        }

        else
            echo '<b>(error: line ' . __line__ . ') ' . $string->errno . ': ' . $string->error . '</b>';
    }

    else
        echo '<b>(error: line ' . __line__ . ') ' . $string->errno . ': ' . $string->error . '</b>';
}

else
    echo '<b>(error: line ' . __line__ . ') ' . $string->errno . ': ' . $string->error . '</b>';

$string2 = new String();
$string2->prepare("Lol loL ?");
if(trim($string2->errno) == 0)
{

    $string2->bind_param($string->execute());
    if($string2->errno == 0)
    {

        echo '<br /><br />' . $string2->execute() . '<br />';
    }

    else
        echo '<b>(error: line ' . __line__ . ') ' . $string->errno . ': ' . $string->error . '</b>';
}

else
    echo '<b>(error: line ' . __line__ . ') ' . $string->errno . ': ' . $string->error . '</b>';
$string2->close();

//you may use close or free_result + close, it's just what you prefer!
$string->free_result();
$string->close();
?>

 
 

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