Difference between revisions of "PHP 0"

From Ilianko
Line 216: Line 216:
  
 
== Обработка на изображение ==
 
== Обработка на изображение ==
 +
<pre>
 
<html>
 
<html>
 
<body>
 
<body>
Line 352: Line 353:
 
</body>
 
</body>
 
</html>
 
</html>
 +
</pre>
  
 
== Прехвърляне данни между скриптове ==
 
== Прехвърляне данни между скриптове ==

Revision as of 10:20, 7 October 2011

HTML форма

<body>

<div style="position:relative; top:100px; left:100px">
<form method="post" name="comment" action="" >
<table>
  <tr>
    <td>Email: </td>
    <td><input name="email" type="text" size="20" maxlength="199" value=""  /></td></tr>
  <tr>
    <td>Име </td>
    <td><input name="name" type="text" size="20" maxlength="60" value=""  /></td></tr>
  <tr>
    <td>Коментар: </td><td><textarea name="comment" cols="43" rows="4"></textarea></td></tr>
  <tr>
    <td colspan="2" align="center"><input type="submit" name="submit" id="ss" value="Изпрати">
      </td></tr></table>
</form>
</div>

</body>
</html>

PHP вградени промеливи

<html>
<body>
	
<?php

print "POST ->";
print_r( $_POST);

print "GET ->";
print_r($_GET);
print "SERVER ->";
print_r($_SERVER);
print "SESSION ->";
print_r($_SESSION);


?>

<div style="position:relative; top:100px; left:100px">
<form method="post" name="comment" action="" >
<table>
  <tr>
    <td>Email: </td>
    <td><input name="email" type="text" size="20" maxlength="199" value=""  /></td></tr>
  <tr>
    <td>Име </td>
    <td><input name="name" type="text" size="20" maxlength="60" value=""  /></td></tr>
  <tr>
    <td>Коментар: </td><td><textarea name="comment" cols="43" rows="4"></textarea></td></tr>
  <tr>
    <td colspan="2" align="center"><input type="submit" name="submit" id="ss" value="Изпрати">
      </td></tr></table>
</form>
</div>

</body>
</html>

Запис във файл


<html>
<body>

<?php


print "POST ->";
print_r( $_POST);

print "GET ->";
print_r($_GET);


if (isset($_POST['submit']))
{
	$fd = fopen('../user/data.txt' , 'a');
	fwrite ( $fd , $_POST['email']."\n");
	fwrite ( $fd , $_POST['email']."\n");
	fwrite ( $fd , $_POST['comment']."\n");
	fclose($fd);
}
?>

<div style="position:relative; top:100px; left:100px">
<form method="post" name="comment" action="" >
<table>
  <tr>
    <td>Email: </td>
    <td><input name="email" type="text" size="20" maxlength="199" value=""  /></td></tr>
  <tr>
    <td>Име </td>
    <td><input name="name" type="text" size="20" maxlength="60" value=""  /></td></tr>
  <tr>
    <td>Коментар: </td><td><textarea name="comment" cols="43" rows="4"></textarea></td></tr>
  <tr>
    <td colspan="2" align="center"><input type="submit" name="submit" id="ss" value="Изпрати">
      </td></tr></table>
</form>
</div>

</body>
</html>

Качване на файл



<html>
<body>
	
<?php

print "POST ->";
print_r( $_POST);

print "FILES ->";
print_r($_FILES);


if (isset($_POST['submit']))
{
	$fd = fopen('../user/data.txt' , 'a');
	fwrite ( $fd , $_POST['email']."\n");
	fwrite ( $fd , $_POST['email']."\n");
	fwrite ( $fd , $_POST['comment']."\n");
	fclose($fd);
}
?>

<div style="position:relative; top:100px; left:100px">
<form method="post" name="comment" enctype="multipart/form-data" action="" >
<table>
  <tr>
    <td>Email: </td>
    <td><input name="email" type="text" size="20" maxlength="199" value=""  /></td></tr>
  <tr>
    <td>Име </td>
    <td><input name="name" type="text" size="20" maxlength="60" value=""  /></td></tr>
  <tr>
    <td>Коментар: </td><td><textarea name="comment" cols="43" rows="4"></textarea></td></tr>
  <tr>
  <tr>
    <td>Картинка: </td><td><input type="file" name="image" title="Select Image"></td></tr>
  <tr>
 
    <td colspan="2" align="center"><input type="submit" name="submit" id="ss" value="Изпрати">
      </td></tr></table>
</form>
</div>

</body>
</html>

Запис на качен файл

<html>
<body>
	
<?php
print "POST ->";
print_r( $_POST);

print "FILES ->";
print_r($_FILES);

if (isset($_POST['submit']))
{
		
  if($_FILES["image"]['name'] )
  {
    
 	$tempFileName = $_FILES['image']['tmp_name']; // temporary file at server side
    copy ( $_FILES['image']['tmp_name'], '../user/'.$_FILES["image"]['name'] );
  }  
}
?>

<div style="position:relative; top:100px; left:100px">
<form method="post" name="comment" enctype="multipart/form-data" action="" >
<table>
  <tr>
    <td>Email: </td>
    <td><input name="email" type="text" size="20" maxlength="199" value=""  /></td></tr>
  <tr>
    <td>Име </td>
    <td><input name="name" type="text" size="20" maxlength="60" value=""  /></td></tr>
  <tr>
    <td>Коментар: </td><td><textarea name="comment" cols="43" rows="4"></textarea></td></tr>
  <tr>
  <tr>
    <td>Картинка: </td><td><input type="file" name="image" title="Select Image"></td></tr>
  <tr>
 
    <td colspan="2" align="center"><input type="submit" name="submit" id="ss" value="Изпрати">
      </td></tr></table>
</form>
</div>

</body>
</html>

Обработка на изображение

<html>
<body>
	
<?php

print "<pre>";
print "POST ->";
print_r( $_POST);

print "FILES ->";
print_r($_FILES);

print "

";

if (isset($_POST['submit'])) { 


   $maxSize = 500; //kB maximum file size

$errorList = ; $newImageHeight = 400; $newImageWidth = 600; //px 

  if($_FILES["image"]['name'] )
  {
   $fileNameParts = explode( ".", $_FILES["image"]['name']);
   $fileExtension = end( $fileNameParts ); // part behind last dot
   $photo_type = $_FILES["image"]['type'];
  }
  else $errorList = "
Моля изберете файл";



   if ( !$errorList && $fileExtension != "jpg" && $fileExtension != "JPG" ) 
  {

$errorList .= "
format is not supported"; 

  }
 
  $photoSize = $_FILES["image"]['size']; // size of uploaded file
  if ( !$errorList && $photoSize == 0 ) 
  {

$errorList = "
$photoFileName - wrong data transfer"; 

  } 
 
 if ( !$errorList && $photoSize > $maxSize*1024) 
 {

$errorList = "
$photoFileName - image is to large"; 

 }

  if (!$errorList)
  {

$tempFileName = $_FILES['image']['tmp_name']; // temporary file at server side


$tempFile = fopen( $tempFileName, "r" ); $binaryPhoto = fread( $tempFile, filesize( $tempFileName ) );


$src_img = imagecreatefromstring( $binaryPhoto ); // try to create image

if ( !$src_img ) 

   {
      $errorList =  "
$photoFileName - wrong image format";;
      exit( -1 );
   }

$width = imagesx( $src_img ); // get original source image width 

   $height = imagesy( $src_img ); // and height

$yCrop = 0; $xCrop = 0;

$in_prop = $width / $height; $out_prop = $newImageWidth / $newImageHeight;

//resize main image, crop if nessery $image = imagecreatetruecolor( $newImageWidth, $newImageHeight );

if ( $width > $height ) { if ( $in_prop > $out_prop ) $xCrop = round( (($width - ( $height* $out_prop))/2) ); else $yCrop = round( (($height - ($width/$out_prop))/2)); 

   }
   else 
   {

$yCrop = round( (($height - ($width/$out_prop))/2)); 

   }

imagecopyresampled( $image, $src_img, 0, 0, $xCrop, $yCrop,$newImageWidth, $newImageHeight,($width-$xCrop*2), ($height-$yCrop*2) );


$textColor= imagecolorallocate($image,255,0,0);

$font = "./VeraSe.ttf"; $font_size = 40; $angle = 25; $x = 40; $y = 30;

imagettftext( $image, $font_size, $angle, $x, $y, $textColor, $font, 'TEST');

imagegammacorrect ( $image, 1.0, 1.15 );

if( imagejpeg( $image, '../user/test.JPG' )) $errorList = "Picture has been successfully uploaded!\n
\n"; 


 }

} print $errorList; ?>

<form method="post" name="comment" enctype="multipart/form-data" action="" >

Email: <input name="email" type="text" size="20" maxlength="199" value="" />
Име <input name="name" type="text" size="20" maxlength="60" value="" />
Коментар: <textarea name="comment" cols="43" rows="4"></textarea>
Картинка: <input type="file" name="image" title="Select Image">
<input type="submit" name="submit" id="ss" value="Изпрати">

</form>

</body> </html>

Прехвърляне данни между скриптове

Сесии

CAPTCHA

генератор на картинки

форма

обработка

Retrieved from "https://ilianko.com/index.php?title=PHP_0&oldid=1757"