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How to Create a Form Updatable Config File
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| <?php | |
| $dbhost = "svr.kit-b.com"; | |
| $dbuname = "kit-b_user"; | |
| $dbpass = "kit-b_pass"; | |
| $dbname = "kit-b_db"; | |
| $prefix = "dbpref_"; | |
| $user_prefix = "userpref_"; | |
| $dbtype = "10002"; | |
| ?> |
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| <?PHP | |
| require_once 'config.php'; | |
| IF (ISSET($_POST["Submit"])) { | |
| //if data has been posted update config file | |
| $fname = "config.php";//name/path of config file | |
| $fhandle = fopen($fname,"r");//Open for reading only; place the file pointer at the beginning of the file. | |
| $content = fread($fhandle,filesize($fname));//Read from file pointer onwards | |
| //Remove unwanted elements | |
| $find = array('<?php','?>',';',' ','"','\n'); | |
| $replace = array(""); | |
| $data = str_replace($find, $replace, $content); | |
| //Create array | |
| $array = preg_split("/[$=]/",$data); | |
| array_shift($array);//remove empty first array | |
| //use odd key value in array1 as key in array2 | |
| foreach (array_chunk($array, 2) as $pair) { | |
| list($key, $value) = $pair; | |
| $assoc[$key] = $value; | |
| } | |
| //change array values and recreate string | |
| $string = "<?php \n"; | |
| foreach ($assoc as $key => $value): | |
| if ($assoc[$key] != $_POST[$key]){ | |
| $string .= '$'.$key.' = "'.trim($_POST[$key]).'";'."\n"; | |
| } | |
| else{ | |
| $string .= '$'.$key.' = "'.trim($value).'";'."\n"; | |
| } | |
| endforeach; | |
| $string .= "?>"; | |
| //write to file | |
| $fhandle = fopen($fname,"w"); | |
| fwrite($fhandle,$string); | |
| fclose($fhandle); | |
| header ("Location: ".$_SERVER['PHP_SELF']);//reload page to get new form values | |
| } | |
| //header | |
| echo "/**** <b>Author:</b> <a href='https://twitter.com/mainakibui' target='_blank'> @mainakibui </a> <br> | |
| **** <b>Website:</b> <a href='http://kit-b.com/' target='_blank'> www.kit-b.com </a> <br> | |
| **** <b>Title:</b> How to Create a Form Updatable Config File <br> | |
| ****/"; | |
| //header | |
| ?> | |
| <form action="" method="post" name="edit_config" id="edit_config"> | |
| <p> | |
| <input name="dbhost" type="text" id="dbhost" value="<?php echo $dbhost;?>"> | |
| DB Host | |
| </p> | |
| <p> | |
| <input name="dbuname" type="text" id="dbuname" value="<?php echo $dbuname;?>"> | |
| DB Username | |
| </p> | |
| <p> | |
| <input name="dbpass" type="password" id="dbpass" value="<?php echo $dbpass;?>"> | |
| DB Pass </p> | |
| <p> | |
| <input name="dbname" type="text" id="dbname" value="<?php echo $dbname;?>"> | |
| DB Name </p> | |
| <p> | |
| <input name="prefix" type="text" id="prefix" value="<?php echo $prefix;?>"> | |
| DB Prefix</p> | |
| <p> | |
| <input name="user_prefix" type="text" id="user_prefix" value="<?php echo $user_prefix;?>"> | |
| Userprefix</p> | |
| <p> | |
| <input name="dbtype" type="text" id="dbtype" value="<?php echo $dbtype;?>"> | |
| DB Type </p> | |
| <p> | |
| <input type="submit" name="Submit" value="Save"> | |
| </p> | |
| </form> |
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