Add files via upload
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Giandonato Inverso
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@@ -0,0 +1,593 @@
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<?php
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/**
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* PHP Dynamic Qr code
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*
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* @author Giandonato Inverso <info@giandonatoinverso.it>
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* @copyright Copyright (c) 2020-2021
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* @license https://opensource.org/licenses/MIT MIT License
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* @link https://github.com/giandonatoinverso/PHP-Dynamic-Qr-code
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* @version 1.0
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*/
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require_once 'config/config.php';
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require_once BASE_PATH . '/lib/ICS/ICS.php';
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require_once BASE_PATH . '/lib/vCard/vCard.php';
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class Static_Qrcode
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{
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private $sData; // Data for the qr code
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private $sContent; // Content to be stored in the database
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/**
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*
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*/
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public function __construct()
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{
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}
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/**
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*
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*/
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public function __destruct()
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{
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}
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/**
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* Set friendly columns\' names to order tables\' entries
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*/
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public function setOrderingValues()
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{
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$ordering = [
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'id' => 'ID',
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'filename' => 'File Name',
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'type' => 'Type',
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'content' => 'Content',
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'qrcode' => 'Qr Code',
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'created_at' => 'Created at',
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'updated_at' => 'Updated at'
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];
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return $ordering;
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}
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/**
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* create a qr code of type "text"
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* @string text -> required
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*/
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public function textQrcode($text)
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{
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if($text != NULL){
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$this->sData = $text;
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$this->sContent = '<strong>Text:</strong> '.$text;
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "emai"
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* @string email -> required
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* @string subject
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* @string message -> required
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*/
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public function emailQrcode($email, $subject, $message)
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{
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if($email != NULL && $message != NULL){
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$this->sData = 'MATMSG:TO:'.$email.';SUB:'.$subject.';BODY:'.$message.';';
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$this->sContent = '<strong>Email:</strong> '.$email.'<br>'.'<strong>Subject:</strong> '.$subject.'<br>'.'<strong>Message:</strong> '.$message;
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "phone"
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* @int country code -> required
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* @string phone number -> required
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*/
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public function phoneQrcode($country_code, $phone_number)
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{
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if($phone_number != NULL){
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$this->sData = 'TEL:'.$country_code.$phone_number;
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$this->sContent = '<strong>Phone number:</strong> '.$country_code.$phone_number;
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "sms"
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* @int country code -> required
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* @string phone number -> required
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* @string message -> required
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*/
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public function smsQrcode($country_code, $phone_number, $message)
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{
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if($phone_number != NULL && $message != NULL){
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$this->sData = 'SMSTO:'.$country_code.$phone_number.':'.$message;
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$this->sContent = '<strong>Phone number:</strong> '.$country_code.$phone_number.'<br>'.'<strong>Message:</strong> '.$message;
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "whatsapp"
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* @int country code -> required
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* @string phone number -> required
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* @string message
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*/
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public function whatsappQrcode($country_code, $phone_number, $message)
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{
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if($phone_number != NULL){
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$this->sData = 'https://wa.me/'.$country_code.$phone_number.'?text='.$message;
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$this->sContent = '<strong>Phone number:</strong> '.$country_code.$phone_number.'<br>'.'<strong>Message:</strong> '.$message;
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "skype"
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* @string skype username -> required
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*/
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public function skypeQrcode($skype_username)
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{
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if($skype_username != NULL){
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$this->sData = 'skype:'.$skype_username.'?call';
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$this->sContent = '<strong>Skype username:</strong> '.$skype_username;
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "location"
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* @int latitude -> required
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* @int longitude -> required
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*/
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public function locationQrcode($latitude, $longitude)
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{
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if($latitude != NULL && $longitude != NULL){
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$this->sData = 'GEO:'.$latitude.','.$longitude.';';
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$this->sContent = '<strong>Latitude:</strong> '.$latitude.'<br>'.'<strong>Longitude:</strong> '.$longitude;
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "vcard"
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*
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*/
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public function vcardQrcode($fullname, $nickname, $email, $website, $phone, $home_phone, $work_phone, $company, $role, $categories, $note, $photo, $address, $city, $postcode, $state)
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{
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if($fullname != NULL && $phone != NULL){
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$vcard = new vCard;
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$vcard->name($fullname);
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$vcard->nickName($nickname);
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$vcard->email($email);
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$vcard->url($website);
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$vcard->cellPhone($phone);
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$vcard->homePhone($home_phone);
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$vcard->workPhone($work_phone);
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$vcard->organization($company);
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$vcard->role($role);
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$vcard->categories($categories);
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$vcard->note($note);
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$vcard->photo($photo);
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$vcard->address($address, $city, $postcode, $state);
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$vcard->create();
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$this->sData = $vcard->get();
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$this->sContent = '<div class="row"><div class="col-sm-4">';
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$this->sContent .= '<strong>Full name:</strong> '.$fullname.'<br>'.'<strong>Nickname:</strong> '.$nickname.'<br>'.'<strong>Email:</strong> '.$email.'<br>'.'<strong>Website:</strong> '.$website.'</div>';
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$this->sContent .= '<div class="col-sm-4">';
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$this->sContent .= '<strong>Company:</strong> '.$company.'<br>'.'<strong>Role:</strong> '.$role.'<br>'.'<strong>Categories:</strong> '.$categories.'<br>'.'<strong>Note:</strong> '.$note.'</div>';
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$this->sContent .= '<div class="col-sm-4">';
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$this->sContent .= '<strong>Phone:</strong> '.$phone.'<br>'.'<strong>Home Phone:</strong> '.$home_phone.'<br>'.'<strong>Work phone:</strong> '.$work_phone.'<br>'.'<strong>Address:</strong> '.$address.' '.$city.' '.$postcode.' '.$state.'</div>';
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$this->sContent .= '</div>';
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "event"
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* @string description -> required
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* @string start event -> required
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* @string end event -> required
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* @string location
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* @string summary
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* @string url
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*/
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public function eventQrcode($title, $start, $end, $location, $description, $url)
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{
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if($description != NULL && $start != NULL && $end != NULL){
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header('Content-Type: text/calendar; charset=utf-8');
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header('Content-Disposition: attachment; filename=invite.ics');
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$ics = new ICS(array(
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'location' => $location,
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'description' => $description,
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'dtstart' => $start,
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'dtend' => $end,
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'summary' => $title,
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'url' => $url
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));
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$this->sData = $ics->to_string();
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$this->sContent = '<div class="row"><div class="col-sm-4">';
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$this->sContent .= '<strong>Title:</strong> '.$title.'<br>'.'<strong>Start event:</strong> '.$start.'<br>'.'<strong>End event:</strong> '.$end.'<br></div>';
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$this->sContent .= '<div class="col-sm-4">';
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$this->sContent .= '<strong>Location:</strong> '.$location.'<br>'.'<strong>Description:</strong> '.$description.'<br>'.'<strong>URL:</strong> '.$url.'</div>';
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$this->sContent .= '</div>';
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "bookmark"
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* @string title
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* @string url -> required
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*/
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public function bookmarkQrcode($url, $title)
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{
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if($url != NULL){
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$this->sData = 'MEBKM:TITLE:'.$title.';URL:'.$url.';';
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$this->sContent = '<strong>Title:</strong> '.$title.'<br>'.'<strong>Url:</strong> '.$url;
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "wifi"
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* @string encryption -> required
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* @string ssid -> required
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* @string password
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*/
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public function wifiQrcode($encryption, $ssid, $password)
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{
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if($ssid != NULL){
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$this->sData = 'WIFI:T:'.$encryption.';S:'.$ssid.';P:'.$password.';';
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$this->sContent = '<strong>Encryption:</strong> '.$encryption.'<br>'.'<strong>SSID:</strong> '.$ssid.'<br>'.'<strong>Password:</strong> '.$password;
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "paypal"
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* @string payment type -> required
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* @string email -> required
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* @string item_name -> required
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* @int item_id
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* @int amount -> required
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* @string currency -> required
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* @int shipping
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* @int tax_rate
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*/
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public function paypalQrcode($payment_type, $email, $item_name, $item_id, $amount, $currency, $shipping, $tax_rate)
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{
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if($email != NULL && $item_name != NULL && $amount != NULL){
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$this->sData = 'https://www.paypal.com/webapps/xorouter?cmd='.$payment_type.'&business='.$email.'&item_name='.$item_name.'&item_number='.$item_id.'&amount='.$amount.'¤cy_code='.$currency.'&shipping='.$shipping.'&tax_rate='.$tax_rate;
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$this->sContent = '<div class="row"><div class="col-sm-4">';
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$this->sContent .= '<strong>Payment type:</strong> '.$payment_type.'<br>'.'<strong>Email:</strong> '.$email.'<br>'.'<strong>Item name:</strong> '.$item_name.'<br>'.'<strong>Item id:</strong> '.$item_id.'</div>';
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$this->sContent .= '<div class="col-sm-4">';
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$this->sContent .= '<strong>Amount:</strong> '.$amount.'<br>'.'<strong>Currency:</strong> '.$currency.'<br>'.'<strong>Shipping:</strong> '.$shipping.'<br>'.'<strong>Tax rate:</strong> '.$tax_rate.'</div>';
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$this->sContent .= '</div>';
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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* create a qr code of type "bitcoin"
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* @string address -> required
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* @int amount -> required
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* @string label
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* @string message
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*/
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public function bitcoinQrcode($address, $amount, $label, $message)
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{
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if($address != NULL && $amount != NULL){
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$this->sData = 'bitcoin:'.$address.'?amount='.$amount.'&label='.$label.'&message='.$message;
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$this->sContent = '<strong>BTC address:</strong> '.$address.'<br>'.'<strong>Amount:</strong> '.$amount.'<br>';
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$this->sContent .= '<strong>Label:</strong> '.$label.'<br>'.'<strong>Message:</strong> '.$message;
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$this->add($this->sData, $this->sContent);
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}
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else
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$this->requiredFieldsError();
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}
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/**
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This private function is used by both add () and edit () of this class to initially store in the array that will be sent to the database the:
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* filename, created_at, type of qr code
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* N.B. If the function is called from edit () the "type" field will not be taken as it cannot be modified
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*/
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private function collect()
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{
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$data_to_db['filename'] = htmlspecialchars($_POST['filename'], ENT_QUOTES, 'UTF-8');
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$data_to_db['created_at'] = date('Y-m-d H:i:s');
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if($_GET['type'] != NULL)
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$data_to_db['type'] = htmlspecialchars($_GET['type']);
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return $data_to_db;
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}
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/**
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* Set option for qr code like:
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* Error Correction Level, size (default = 100), foreground, background
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* return array of values
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*/
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private function setOptions()
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{
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$errorCorrectionLevel = 'L';
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if (isset($_POST['level']) && in_array($_POST['level'], array('L','M','Q','H')))
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$errorCorrectionLevel = $_POST['level'];
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$size = 100;
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if (isset($_POST['size']))
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$size = min(max((int)$_POST['size'], 100), 1000);
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$foreground = substr($_POST['foreground'], 1); // We eliminate the character "#" for the hexadecimal color
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$background = substr($_POST['background'], 1);
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//$logo = $_POST['optionlogo'];
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return array(
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"errorCorrectionLevel" => $errorCorrectionLevel,
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"size" => $size,
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"foreground" => $foreground,
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"background" => $background,
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//"optionlogo" => $logo,
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);
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}
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/**
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* Add qr code
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* Check out http://goqr.me/api/ for more information
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* We save the file obtained with the chosen name and in the selected folder
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* We save into db the url of qrcode image
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*/
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private function add($sData, $sContent)
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{
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$sData = urlencode($sData);
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$data_to_db['created_by'] = $_SESSION['user_id'];
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$data_to_db = $this->collect();
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$data_to_db['format'] = $_POST['format'];
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$data_to_db['qrcode'] = $data_to_db['filename'].'.'.$data_to_db['format'];
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$data_to_db['content'] = $sContent;
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$options = $this->setOptions();
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if(!file_exists(DIRECTORY.$data_to_db['filename'].'.'.$data_to_db['format'])){
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$content = file_get_contents('https://api.qrserver.com/v1/create-qr-code/?data='.$sData.'&&size='.$options['size'].'x'.$options['size'].'&ecc='.$options['errorCorrectionLevel'].'&margin=0&color='.$options['foreground'].'&bgcolor='.$options['background'].'&qzone=2'.'&format='.$data_to_db['format']);
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$filename = DIRECTORY.$data_to_db['filename'].'.'.$data_to_db['format'];
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try{
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file_put_contents($filename, $content);
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}
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catch(Exception $e){
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$this->failure($e->getMessage());
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}
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// If you want you can customide qr code with logo
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//$this->addLogo($data_to_db['qrcode'], $options['optionlogo']);
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$db = getDbInstance();
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$last_id = $db->insert('static_qrcodes', $data_to_db);
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}
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else
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$this->failure('You cannot create a new qr code with an existing name on the server!');
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if ($last_id){
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$this->success('Qr code added successfully!');
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}
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else{
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echo 'Insert failed: ' . $db->getLastError();
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exit();
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}
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}
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/**
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* Edit qr code
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*
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*/
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public function edit()
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{
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$db = getDbInstance();
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$static_id = htmlspecialchars($_GET['static_id'], ENT_QUOTES, 'UTF-8');
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$old_filename = htmlspecialchars($_GET['filename'], ENT_QUOTES, 'UTF-8');
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$query = $db->query("SELECT format FROM static_qrcodes WHERE id=$static_id"); // get format
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$format = $query[0]['format'];
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$data_to_db = $this->collect();
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$data_to_db['qrcode'] = $data_to_db['filename'].'.'.$format; // update qrcode in db
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if(!file_exists(DIRECTORY.$data_to_db['filename'].'.'.$format) || $data_to_db['filename'] == $old_filename){
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$db->where('id', $static_id);
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$stat = $db->update('static_qrcodes', $data_to_db);
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|
||||
try{
|
||||
rename(DIRECTORY.$old_filename.'.'.$format, DIRECTORY.$data_to_db['filename'].'.'.$format);
|
||||
}
|
||||
catch(Exception $e){
|
||||
$this->failure($e->getMessage());
|
||||
}
|
||||
|
||||
}
|
||||
else
|
||||
$this->failure('You cannot edit a qr code with an existing name on the server!');
|
||||
|
||||
if ($stat){
|
||||
$this->success('Qr code updated successfully!');
|
||||
}
|
||||
else{
|
||||
echo 'Insert failed: ' . $db->getLastError();
|
||||
exit();
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Delete qr code
|
||||
*
|
||||
*/
|
||||
public function cancel($static_id, $filename)
|
||||
{
|
||||
if($_SESSION['admin_type']!='super')
|
||||
$this->failure('You don\'t have permission to perform this action');
|
||||
|
||||
$db = getDbInstance();
|
||||
|
||||
$query = $db->query("SELECT format FROM static_qrcodes WHERE id=$static_id"); // get format
|
||||
$format = $query[0]['format'];
|
||||
|
||||
$db->where('id', $static_id);
|
||||
$status = $db->delete('static_qrcodes');
|
||||
|
||||
try{
|
||||
unlink(DIRECTORY.$filename.'.'.$format);
|
||||
}
|
||||
catch(Exception $e){
|
||||
$this->failure($e->getMessage());
|
||||
}
|
||||
|
||||
if ($status)
|
||||
$this->info('Qr code deleted successfully!');
|
||||
else
|
||||
$this->failure('Unable to delete qr code');
|
||||
}
|
||||
|
||||
/**
|
||||
* Add logo
|
||||
* IMPORTANT: I do not recommend to use this option because there may be problems with the scanning of the qr code as some readers may not recognize the code
|
||||
*/
|
||||
private function addLogo($src, $logo = 'none')
|
||||
{
|
||||
try
|
||||
{
|
||||
if($logo != 'none')
|
||||
{
|
||||
$logo = imagecreatefrompng($_SERVER['HTTP_HOST'].'/admin'.$logo);
|
||||
$QR = imagecreatefrompng(BASE_PATH.$src);
|
||||
|
||||
$QR_width = imagesx($QR);
|
||||
$QR_height = imagesy($QR);
|
||||
|
||||
$logo_width = imagesx($logo);
|
||||
$logo_height = imagesy($logo);
|
||||
|
||||
// Scale logo to fit in the QR Code
|
||||
$logo_qr_width = $QR_width/3;
|
||||
$scale = $logo_width/$logo_qr_width;
|
||||
$logo_qr_height = $logo_height/$scale;
|
||||
|
||||
// You can try also with imagecopymerge() with same arguments
|
||||
imagecopyresampled($QR, $logo, $QR_width/3, $QR_height/3, 0, 0, $logo_qr_width, $logo_qr_height, $logo_width, $logo_height);
|
||||
|
||||
//$output = Set directory for saving image;
|
||||
header('Content-Type: image/png');
|
||||
imagepng($QR /*, $output*/);
|
||||
imagedestroy($QR);
|
||||
}
|
||||
}
|
||||
catch(Exception $e)
|
||||
{
|
||||
$this->failure($e->getMessage());
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Flash message Failure process
|
||||
*/
|
||||
private function failure($message)
|
||||
{
|
||||
$_SESSION['failure'] = $message;
|
||||
// Redirect to the listing page
|
||||
header('Location: static_qrcodes.php');
|
||||
// Important! Don't execute the rest put the exit/die.
|
||||
exit();
|
||||
}
|
||||
|
||||
/**
|
||||
* Flash message Success process
|
||||
*/
|
||||
private function success($message)
|
||||
{
|
||||
$_SESSION['success'] = $message;
|
||||
// Redirect to the listing page
|
||||
header('Location: static_qrcodes.php');
|
||||
// Important! Don't execute the rest put the exit/die.
|
||||
exit();
|
||||
}
|
||||
|
||||
/**
|
||||
* Flash message Info process
|
||||
*/
|
||||
private function info($message)
|
||||
{
|
||||
$_SESSION['info'] = $message;
|
||||
// Redirect to the listing page
|
||||
header('Location: static_qrcodes.php');
|
||||
// Important! Don't execute the rest put the exit/die.
|
||||
exit();
|
||||
}
|
||||
|
||||
/**
|
||||
* Error message if not filled in all the fields required by the type of the qr code
|
||||
*/
|
||||
private function requiredFieldsError()
|
||||
{
|
||||
$this->failure('The qr code cannot be created if you do not fill in all the required fields (*)');
|
||||
}
|
||||
|
||||
}
|
||||
?>
|
||||
Reference in New Issue
Block a user