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process.php
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process.php
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<?php
error_reporting(E_ERROR | E_PARSE);
session_start();
include 'fields.php';
$table_name = 'informal';
function createTableSQL($name, $structure) {
$pre = 'CREATE TABLE IF NOT EXISTS '.$name. ' ( id MEDIUMINT NOT NULL AUTO_INCREMENT, ';
$fields = array();
$end = ', PRIMARY KEY (id));';
$len = count($structure);
for ($i = 0; $i < $len; $i++) {
array_push($fields, $structure[$i]->sql);
}
return $pre . implode(', ', $fields) . $end;
}
function generateMap($data_structure, $field, $val = true) {
$required = array();
$len = count($data_structure);
for ($i = 0; $i < $len; $i++) {
if($data_structure[$i]->$field === $val) {
array_push($required, $data_structure[$i]);
}
}
return $required;
}
$required = generateMap($data_structure, 'required');
$image_fields = generateMap($data_structure, 'type', 'image');
function moveImages($post, $image_fields) {
$ds = DIRECTORY_SEPARATOR;
$len = count($image_fields);
for ($i = 0; $i < $len; $i++) {
if(isset($post[$image_fields[$i]->name]) && trim($post[$image_fields[$i]->name]) !== "") {
try {
rename(dirname( __FILE__ ) . $ds."uploads". $ds. $post[$image_fields[$i]->name], dirname( __FILE__ ). $ds."images". $ds.$post[$image_fields[$i]->name]);
} catch (Exception $e) {
echo '{"error":"'.$e->getMessage().'"}';
exit();
}
}
}
}
// VALIDATION
$len = count($required);
$require_errors = array();
for ($i = 0; $i < $len; $i++) {
if(!isset($_POST[$required[$i]->name]) || trim($_POST[$required[$i]->name]) === "") {
array_push($require_errors, '{"message":"'.$required[$i]->label.' is a mandatory field", "field": "'.$required[$i]->name.'"}');
}
}
if (count($require_errors)) {
echo '{"error": ['.implode(',', $require_errors). '], "type": "validation"}';
exit();
}
// DB Connect
try {
$db_username = 'root';
$db_password = 'root';
$db_host = 'localhost';
$db_port = 8889;
$db = new PDO(
'mysql:host='.$db_host.';port='.$db_port.';dbname=informal;charset=utf8',
$db_username,
$db_password
);
$db_username = null;
$db_password = null;
} catch (Exception $e) {
echo '{"error":"Error connecting to the database, please try again"}';
exit();
}
// ERROR MODE EXCEPTION
$db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
// STATEMENT EMULATION OFF
$db->setAttribute(PDO::ATTR_EMULATE_PREPARES, false);
//AUTO DB Table creation
try {
$tablesql = createTableSQL($table_name, $data_structure);
$db->exec( $tablesql );
} catch (PDOException $e) {
echo '{"error":"'.$e->getMessage().'"}';
}
moveImages($_POST, $image_fields);
function buildInsertSQL($table_name, $post, $data_structure) {
$pre = 'INSERT INTO '.$table_name.'(';
$mid = ') VALUES (';
$end = ')';
$cols = array();
$entr = array();
$vals = array();
$len = count($data_structure);
for ($i = 0; $i < $len; $i++) {
if(isset($_POST[$data_structure[$i]->name]) && trim($_POST[$data_structure[$i]->name]) !== "") {
array_push($cols, $data_structure[$i]->name);
array_push($entr, '?');
array_push($vals, $_POST[$data_structure[$i]->name]);
}
}
$sql = $pre . implode(',', $cols) . $mid . implode(',', $entr) . $end;
return array('sql' => $sql, 'values' => $vals);
}
// Build and execute insert SQL
$s = buildInsertSQL($table_name, $_POST, $data_structure);
$stmt = $db->prepare( $s['sql'] );
$stmt->execute( $s['values'] );
if( !$stmt->rowCount() ) {
echo '{"error":"Error writting to the database, please try again"}';
exit();
}
function buildMessage($data_structure, $host) {
$msg = "";
$len = count($data_structure);
for ($i = 0; $i < $len; $i++) {
if(isset($_POST[$data_structure[$i]->name]) && trim($_POST[$data_structure[$i]->name]) !== "") {
if ($data_structure[$i]->type === 'image') {
$msg .= $data_structure[$i]->label . ": ". $host .$_POST[$data_structure[$i]->name]. "\n";
} else {
$msg .= $data_structure[$i]->label . ": " .$_POST[$data_structure[$i]->name]. "\n";
}
}
}
return $msg;
}
function sendMail($to, $subject, $host) {
$msg = buildMessage($data_structure, $host);
$headers = "MIME-Version: 1.0\r\n";
$headers .= "Date: " . date('r', $_SERVER['REQUEST_TIME']) . "\r\n";
$headers .= "From: Informal <[email protected]>\r\n";
$headers .= "Return-Path: Informal <[email protected]>\r\n";
$headers .= "X-Mailer: PHP/".phpversion()."\r\n";
$headers .= "X-Originating-IP: " . $_SERVER['SERVER_ADDR'];
// send email
mail($to, $subject, $msg, $headers);
}
//sendMail("[email protected]", "Informal: "+ $_POST['field'])
echo '{"success": true}';