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qrcode.php
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qrcode.php
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<?php
/**
+-----------------------------------------------------------------------+
| This file is part of the Roundcube Webmail client |
| |
| Copyright (C) The Roundcube Dev Team |
| |
| Licensed under the GNU General Public License version 3 or |
| any later version with exceptions for skins & plugins. |
| See the README file for a full license statement. |
| |
| PURPOSE: |
| Show contact data as QR code |
+-----------------------------------------------------------------------+
| Author: Aleksander Machniak <alec@alec.pl> |
+-----------------------------------------------------------------------+
*/
class rcmail_action_contacts_qrcode extends rcmail_action_contacts_index
{
/**
* Request handler.
*
* @param array $args Arguments from the previous step(s)
*/
public function run($args = [])
{
// Get contact ID and source ID from request
$cids = self::get_cids();
$source = key($cids);
$cid = $cids ? array_shift($cids[$source]) : null;
// read contact record
$abook = self::contact_source($source, true);
$contact = $abook->get_record($cid, true);
// generate QR code image
if ($data = self::contact_qrcode($contact)) {
header('Content-Type: image/png');
header('Content-Length: ' . strlen($data));
echo $data;
}
else {
header('HTTP/1.0 404 Contact not found');
}
exit;
}
public static function contact_qrcode($contact)
{
$vcard = new rcube_vcard();
// QR code input is limited, use only common fields
$fields = ['name', 'firstname', 'surname', 'middlename', 'nickname',
'organization', 'phone', 'email', 'jobtitle', 'prefix', 'suffix'];
foreach ($contact as $field => $value) {
list($field, $section) = explode(':', $field, 2);
if (in_array($field, $fields)) {
foreach ((array) $value as $v) {
$vcard->set($field, $v, $section);
}
}
}
$data = $vcard->export();
$qrCode = new Endroid\QrCode\QrCode();
$qrCode
->setText($data)
->setSize(300)
->setPadding(0)
->setErrorCorrection('high')
// ->setLabel('Scan the code')
// ->setLabelFontSize(16)
->setForegroundColor(['r' => 0, 'g' => 0, 'b' => 0, 'a' => 0])
->setBackgroundColor(['r' => 255, 'g' => 255, 'b' => 255, 'a' => 0]);
return $qrCode->get('png');
}
}

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Fri, May 1, 5:11 PM (1 h, 6 m)
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qrcode.php (2 KB)

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