Re: script php with <img scr...../>

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From	"J.O. Aho" <user@example.net>
Newsgroups	comp.lang.php
Subject	Re: script php with <img scr...../>
Date	Thu, 31 Jan 2013 20:57:04 +0100
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On 31/01/13 19:11, sferreira1979@gmail.com wrote:

> i have two files: registar_mail.php and captcha.php
> captcha.php display an image witch should appear on my file registar_mail.php using
> <img src="captcha.php"/> but the image doesn't appear :(
> i have been looking for a solution in forums but i don't find anything witch works with me... i'm working with netbeans and xampp

I won't go into the registar_mail.php

> /////script captcha.php//////////////////
> <?php
> //inicia sessão
> session_start();
>
> //definição do tipo de imagem a gerar
> header("Content-type:image/png");
>
> //geração da chave
> $chave=rand(0,500);
>
> //codificação da chave e apresentacao de 8 carateres
> $codigo=substr(sha1($chave),0,8);
>
> $_SESSION['codigo']=$codigo;
>
> //definicao imagem e cor
> $imagem= imagecreatefrompng("imagens/imagemcaptcha.png");
> $cores=  imagecolorallocate($imagem, 255, 55, 0);
>
> //centrar código na figura
> imagestring($imagem, 5, 75, 20, $codigo, $cores);
>
> //gerar imagem:Outputs or saves a PNG image from the given image.
> imagepng($imagem);
>
> //DESTRUIR IMAGEM
> imagedestroy($imagem);
>
> ?>
>
> could someone help me to understand what is the problem???

The code itself is okey to add a easy to automatically read text and 
generate a new image, the issue may be with the 
imagens/imagemcaptcha.png which has to be in a sub directory to the
captcha.php

I do recommend you use a professional solution for captcha, take a look 
at this one:

http://www.google.com/recaptcha

-- 

  //Aho

Thread

script php with <img scr...../> sferreira1979@gmail.com - 2013-01-31 10:11 -0800
  Re: script php with <img scr...../> "J.O. Aho" <user@example.net> - 2013-01-31 20:57 +0100
  Re: script php with <img scr...../> Jerry Stuckle <jstucklex@attglobal.net> - 2013-01-31 15:09 -0500
    Re: script php with <img scr...../> sferreira1979@gmail.com - 2013-02-02 03:11 -0800
    Re: script php with <img scr...../> sferreira1979@gmail.com - 2013-02-02 03:20 -0800
  Re: script php with <img scr...../> The Natural Philosopher <tnp@invalid.invalid> - 2013-01-31 20:37 +0000
    Re: script php with <img scr...../> Jerry Stuckle <jstucklex@attglobal.net> - 2013-01-31 15:42 -0500
    Re: script php with <img scr...../> Christoph Becker <cmbecker69@gmx.de> - 2013-01-31 23:19 +0100
      Re: script php with <img scr...../> The Natural Philosopher <tnp@invalid.invalid> - 2013-02-01 00:34 +0000
        Re: script php with <img scr...../> Jerry Stuckle <jstucklex@attglobal.net> - 2013-01-31 20:16 -0500
          Re: script php with <img scr...../> Scott Johnson <noonehome@chalupasworld.com> - 2013-02-01 12:11 -0800
        Re: script php with <img scr...../> Christoph Becker <cmbecker69@gmx.de> - 2013-02-05 23:57 +0100
          Re: script php with <img scr...../> The Natural Philosopher <tnp@invalid.invalid> - 2013-02-05 23:11 +0000
            Re: script php with <img scr...../> Christoph Becker <cmbecker69@gmx.de> - 2013-02-06 00:21 +0100

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