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Einfache Kontakt-Formular-Funktion in PHP, die auf jeder Seite eingesetzt werden kann. Mit Captcha und Datei-Upload!
<?PHP session_start(); ?>
<!-- Einfaches Kontaktformular -->
<?php
include_once("kontaktformular.php");
echo kontaktformular(array("email1@adress.de","email2@adress.de"),"Kontaktformular","form1");
?>
<!-- Kontaktformular mit Datei-Upload -->
<!-- Another contact-form -->
<?php
include_once("kontaktformular.php");
echo kontaktformular_fileupload(array("email1@adress.de","email2@adress.de"),"Kontaktformular mit Datei-Upload","form2");
?>
<?php
/*
* E-Mail-Kontaktformular: kontaktformular
* E-Mail-Kontaktformular mit Datei-Upload: kontaktformular_fileupload
*
* created by: Michael Lorer - www.01-scripts.de
*
* Lizenziert unter Creative Commons Namensnennung 3.0 Deutschland (CC BY 3.0)
* http://creativecommons.org/licenses/by/3.0/de/
*
*/
if(!function_exists("kontaktformular")){
function kontaktformular($empf,$formname,$formid="cforma310",$pfad=""){
global $_POST,$_SESSION;
$return = "";
if(isset($formid) && !empty($formid)){
$data['name'] = $_POST['name_'.$formid];
$data['plzort'] = $_POST['plzort_'.$formid];
$data['tel'] = $_POST['tel_'.$formid];
$data['email'] = $_POST['email_'.$formid];
$data['nachricht'] = $_POST['nachricht_'.$formid];
$data['captcha'] = $_POST['captcha_'.$formid];
// Für Versand aus Empfänger-Adresse auf jeden Fall einen Array machen:
if(!is_array($empf))
$empf = array($empf);
if(isset($_POST['name_'.$formid]) && !empty($_POST['name_'.$formid]) &&
isset($_POST['email_'.$formid]) && !empty($_POST['email_'.$formid]) && check_mail($_POST['email_'.$formid]) &&
isset($_POST['nachricht_'.$formid]) && !empty($_POST['nachricht_'.$formid]) &&
isset($_POST['captcha_'.$formid]) && !empty($_POST['captcha_'.$formid]) && md5($_POST['captcha_'.$formid]) == $_SESSION['antispam_'.$formid]){
$absender = preg_replace( "/[^a-z0-9 !?:;,.\/_\-=+@#$&\*\(\)]/im", "",$_POST['email_'.$formid]);
$absender = preg_replace( "/(content-type:|bcc:|cc:|to:|from:)/im", "",$absender);
$header = "From:".$absender."<".$absender.">";
$name = preg_replace( "/(content-type:|bcc:|cc:|to:|from:)/im", "",$_POST['name_'.$formid]);
$plz = preg_replace( "/(content-type:|bcc:|cc:|to:|from:)/im", "",$_POST['plzort_'.$formid]);
$tel = preg_replace( "/(content-type:|bcc:|cc:|to:|from:)/im", "",$_POST['tel_'.$formid]);
$txt = preg_replace( "/(content-type:|bcc:|cc:|to:|from:)/im", "",$_POST['nachricht_'.$formid]);
foreach($empf as $empf_mail){
mail($empf_mail,$formname,"Name: ".$name."
PLZ Ort: ".$plz."
Telefon: ".$tel."
E-Mail: ".$absender."
Nachricht:
".$txt."",$header);
}
$return .= "<br /><p style=\"border: 1px solid green; padding: 5px;\">
<b>Ihre Nachricht wurde erfolgreich verschickt und wird so schnell wie m&ouml;glich bearbeitet.</b></p>";
}
elseif(isset($_POST['submit_'.$formid]) && !empty($_POST['submit_'.$formid])){
$return .= "<br /><p style=\"border: 1px solid red; padding: 5px;\">
Sie haben nicht alle ben&ouml;tigen Felder (*) ausgef&uuml;llt oder den Spamschutzcode nicht richtig eingegeben.</p>";
}
}
else $formid = rand_String(12);
$return .= "
<form action=\"".$_SERVER['PHP_SELF']."\" method=\"post\">
<table cellpadding=\"0\" cellspacing=\"5\" class=\"formtab pluginwidth\">
<tr>
<td>Vor- u. Nachname *</td>
<td><input class=\"tx\" type=\"text\" name=\"name_".$formid."\" value=\"".$data['name']."\" /></td>
</tr>
<tr>
<td>PLZ und Ort</td>
<td><input class=\"tx\" type=\"text\" name=\"plzort_".$formid."\" value=\"".$data['plzort']."\" /></td>
</tr>
<tr>
<td>Telefon</td>
<td><input class=\"tx\" type=\"text\" name=\"tel_".$formid."\" value=\"".$data['tel']."\" /></td>
</tr>
<tr>
<td>E-Mail *</td>
<td><input class=\"tx\" type=\"text\" name=\"email_".$formid."\" value=\"".$data['email']."\" /></td>
</tr>
<tr>
<td valign=\"top\">Nachricht *</td>
<td><textarea class=\"tx\" name=\"nachricht_".$formid."\">".$data['nachricht']."</textarea></td>
</tr>
<!--captcha-->
<tr>
<td>Sicherheitscode</td>
<td><img src=\"".$pfad."secimg.php?formid=".$formid."\" alt=\"Sicherheitscode (Spamschutz)\" title=\"Sicherheitscode: Anti-Spam-System\" width=\"90\" height=\"30\" /></td>
</tr>
<tr>
<td>Sicherheitscode eingeben *</td>
<td>
<input type=\"text\" class=\"tx\" name=\"captcha_".$formid."\" maxlength=\"6\" style=\"width: 80px; \" />
</td>
</tr>
<input type=\"hidden\" name=\"formid\" value=\"".$formid."\" />
<tr>
<td colspan=\"2\" align=\"right\"><input type=\"submit\" name=\"submit_".$formid."\" value=\"Absenden\" /></td>
</tr>
</table>
</form>";
return $return;
}
}
if(!function_exists("kontaktformular_fileupload")){
function kontaktformular_fileupload($empf,$formname,$formid="cformup320",$pfad=""){
global $_POST,$_SESSION;
$allowed_endings = array('jpg','pdf','zip'); // Array mit allen erlaubten Dateiendungen:
$allowed_filesize = 500000; // Max. Dateigröße in Byte
$return = "";
$error = FALSE;
if(isset($formid) && !empty($formid)){
$data['name'] = $_POST['name_'.$formid];
$data['plzort'] = $_POST['plzort_'.$formid];
$data['tel'] = $_POST['tel_'.$formid];
$data['email'] = $_POST['email_'.$formid];
$data['nachricht'] = $_POST['nachricht_'.$formid];
$data['captcha'] = $_POST['captcha_'.$formid];
$error = TRUE;
// Für Versand aus Empfänger-Adresse auf jeden Fall einen Array machen:
if(!is_array($empf))
$empf = array($empf);
if(isset($_POST['name_'.$formid]) && !empty($_POST['name_'.$formid]) &&
isset($_POST['email_'.$formid]) && !empty($_POST['email_'.$formid]) && check_mail($_POST['email_'.$formid]) &&
isset($_POST['nachricht_'.$formid]) && !empty($_POST['nachricht_'.$formid]) &&
isset($_POST['captcha_'.$formid]) && !empty($_POST['captcha_'.$formid]) && md5($_POST['captcha_'.$formid]) == $_SESSION['antispam_'.$formid]){
$error = FALSE;
$absender = preg_replace( "/[^a-z0-9 !?:;,.\/_\-=+@#$&\*\(\)]/im", "",$_POST['email_'.$formid]);
$absender = preg_replace( "/(content-type:|bcc:|cc:|to:|from:)/im", "",$absender);
$mail_header = "From:".$absender."<".$absender.">";
$name = preg_replace( "/(content-type:|bcc:|cc:|to:|from:)/im", "",$_POST['name_'.$formid]);
$plz = preg_replace( "/(content-type:|bcc:|cc:|to:|from:)/im", "",$_POST['plzort_'.$formid]);
$tel = preg_replace( "/(content-type:|bcc:|cc:|to:|from:)/im", "",$_POST['tel_'.$formid]);
$txt = preg_replace( "/(content-type:|bcc:|cc:|to:|from:)/im", "",$_POST['nachricht_'.$formid]);
$mail_content = "Name: ".$name."
PLZ Ort: ".$plz."
Telefon: ".$tel."
E-Mail: ".$absender."
Nachricht:
".$txt."";
// Datei-Anhang verarbeiten
if(isset($_FILES['file_'.$formid]['name']) && $_FILES['file_'.$formid]['name'] != ""){
$split = pathinfo($_FILES['file_'.$formid]['name']);
$filename = $split['filename'];
$fileType = $split['extension'];
// Erlaubte Endungen / Dateigröße überprüfen
if(in_array($fileType,$allowed_endings) && $_FILES['file_'.$formid]['size'] <= $allowed_filesize){
$boundary = strtoupper(md5(uniqid(time())));
$mail_header .= "\nMIME-Version: 1.0"."";
$mail_header .= "\nContent-Type: multipart/mixed; boundary=\"".$boundary."\"";
$mail_body = "\nMIME-Version: 1.0"."";
$mail_body .= "\nContent-Type: multipart/mixed; boundary=\"".$boundary."\"";
$mail_body .= "\n\nThis is a multi-part message in MIME format -- Dies ist eine mehrteilige Nachricht im MIME-Format";
// "Normalen" Text-Inhalt einfügen:
$mail_body .= "\n--".$boundary."";
$mail_body .= "\nContent-Type: text/plain";
$mail_body .= "\nContent-Transfer-Encoding: 8bit\n";
$mail_body .= "\n".$mail_content;
$mail_body .= "\n--".$boundary."";
$file_content = fread(fopen($_FILES['file_'.$formid]['tmp_name'],"r"),$_FILES['file_'.$formid]['size']);
$file_content = chunk_split(base64_encode($file_content));
$mail_body .= "\nContent-Type: ".mime_content_type($_FILES['file_'.$formid]['tmp_name'])."; name=\"".stripslashes($_FILES['file_'.$formid]['name'])."\"";
$mail_body .= "\nContent-Transfer-Encoding: base64";
$mail_body .= "\nContent-Disposition: attachment; filename=\"".stripslashes($_FILES['file_'.$formid]['name'])."\"";
$mail_body .= "\n\n".$file_content."";
$mail_body .= "\n--".$boundary."";
}
else
$error = TRUE;
}
// Wenn kein Datei-Anhang ausgewählt wurde
else{
$mail_body = $mail_content;
}
foreach($empf as $empf_mail){
//echo $mail_header."<br /><hr><br />".$mail_body;
mail($empf_mail,$formname,$mail_body,$mail_header);
}
$return .= "<br /><p style=\"border: 1px solid green; padding: 5px;\">
<b>Ihre Nachricht wurde erfolgreich verschickt und wird so schnell wie m&ouml;glich bearbeitet.</b></p>";
}
if(isset($_POST['submit_'.$formid]) && !empty($_POST['submit_'.$formid]) && $error){
$return .= "<br /><p style=\"border: 1px solid red; padding: 5px;\">
Sie haben nicht alle ben&ouml;tigen Felder (*) ausgef&uuml;llt oder den Spamschutzcode nicht richtig eingegeben.</p>";
}
}
else $formid = rand_String(12);
$return .= "
<form enctype=\"multipart/form-data\" action=\"".$_SERVER['PHP_SELF']."\" method=\"post\">
<table cellpadding=\"0\" cellspacing=\"5\" class=\"formtab pluginwidth\">
<tr>
<td>Vor- u. Nachname *</td>
<td><input class=\"tx\" type=\"text\" name=\"name_".$formid."\" value=\"".$data['name']."\" /></td>
</tr>
<tr>
<td>PLZ und Ort</td>
<td><input class=\"tx\" type=\"text\" name=\"plzort_".$formid."\" value=\"".$data['plzort']."\" /></td>
</tr>
<tr>
<td>Telefon</td>
<td><input class=\"tx\" type=\"text\" name=\"tel_".$formid."\" value=\"".$data['tel']."\" /></td>
</tr>
<tr>
<td>E-Mail *</td>
<td><input class=\"tx\" type=\"text\" name=\"email_".$formid."\" value=\"".$data['email']."\" /></td>
</tr>
<tr>
<td>Datei</td>
<td><input type=\"file\" name=\"file_".$formid."\" /></td>
</tr>
<tr>
<td valign=\"top\">Nachricht *</td>
<td><textarea class=\"tx\" name=\"nachricht_".$formid."\">".$data['nachricht']."</textarea></td>
</tr>
<!--captcha-->
<tr>
<td>Sicherheitscode</td>
<td><img src=\"".$pfad."secimg.php?formid=".$formid."\" alt=\"Sicherheitscode (Spamschutz)\" title=\"Sicherheitscode: Anti-Spam-System\" width=\"90\" height=\"30\" /></td>
</tr>
<tr>
<td>Sicherheitscode eingeben *</td>
<td>
<input type=\"text\" class=\"tx\" name=\"captcha_".$formid."\" maxlength=\"6\" style=\"width: 80px; \" />
</td>
</tr>
<input type=\"hidden\" name=\"formid\" value=\"".$formid."\" />
<tr>
<td colspan=\"2\" align=\"right\"><input type=\"submit\" name=\"submit_".$formid."\" value=\"Absenden\" /></td>
</tr>
</table>
</form>";
return $return;
}
}
if(!function_exists("rand_String")){
function rand_String($laenge){
mt_srand((double)microtime()*1000000);
$zahl = mt_rand(1000, 9999);
$passzahl = md5($zahl);
$newpass = substr($passzahl,0,$laenge);
return $newpass;
}
}
if(!function_exists("check_mail")){
function check_mail($email){
if(filter_var($email, FILTER_VALIDATE_EMAIL)) return TRUE;
else return FALSE;
}
}
// Mime-Typen von Dateien bestimmen
/*$filename Dateiname zu dem der Dateityp bestimmt werden soll
RETURN: Mime-Typ
*/
if(!function_exists('mime_content_type')) {
function mime_content_type($filename) {
$mime_types = array(
'txt' => 'text/plain',
'htm' => 'text/html',
'html' => 'text/html',
'php' => 'text/html',
'css' => 'text/css',
'js' => 'application/javascript',
'json' => 'application/json',
'xml' => 'application/xml',
'swf' => 'application/x-shockwave-flash',
'flv' => 'video/x-flv',
// images
'png' => 'image/png',
'jpe' => 'image/jpeg',
'jpeg' => 'image/jpeg',
'jpg' => 'image/jpeg',
'gif' => 'image/gif',
'bmp' => 'image/bmp',
'ico' => 'image/vnd.microsoft.icon',
'tiff' => 'image/tiff',
'tif' => 'image/tiff',
'svg' => 'image/svg+xml',
'svgz' => 'image/svg+xml',
// archives
'zip' => 'application/zip',
'rar' => 'application/x-rar-compressed',
'exe' => 'application/x-msdownload',
'msi' => 'application/x-msdownload',
'cab' => 'application/vnd.ms-cab-compressed',
// audio/video
'mp3' => 'audio/mpeg',
'qt' => 'video/quicktime',
'mov' => 'video/quicktime',
// adobe
'pdf' => 'application/pdf',
'psd' => 'image/vnd.adobe.photoshop',
'ai' => 'application/postscript',
'eps' => 'application/postscript',
'ps' => 'application/postscript',
// ms office
'doc' => 'application/msword',
'rtf' => 'application/rtf',
'xls' => 'application/vnd.ms-excel',
'ppt' => 'application/vnd.ms-powerpoint',
// open office
'odt' => 'application/vnd.oasis.opendocument.text',
'ods' => 'application/vnd.oasis.opendocument.spreadsheet',
);
$ext = strtolower(array_pop(explode('.',$filename)));
if (array_key_exists($ext, $mime_types)) {
return $mime_types[$ext];
}
elseif (function_exists('finfo_open')) {
$finfo = finfo_open(FILEINFO_MIME);
$mimetype = finfo_file($finfo, $filename);
finfo_close($finfo);
return $mimetype;
}
else
return 'application/octet-stream';
}
}
?>
<?PHP
session_start();
function rand_String($laenge){
$zahl = mt_rand(1000, 9999);
$passzahl = md5($zahl);
$newpass = substr($passzahl,0,$laenge);
return $newpass;
}
$secCode = rand_String(6);
$_SESSION['antispam_'.$_GET['formid']] = md5($secCode);
// get from: http://www.01-scripts.de/01scripts/01pics/sec.jpg
$im = imagecreatefromjpeg("sec.jpg");
// get from: http://www.01-scripts.de/01scripts/01pics/verdanab.ttf
$font = "verdanab.ttf";
$fontSize = 12;
$fontColor = imagecolorallocate($im, 70, 70, 70);
imagettftext($im, $fontSize, 10, 5, 25, $fontColor, $font, $secCode);
header("Content-Type: image/jpeg");
imagejpeg($im,NULL,100);
?>
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