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mirror of https://github.com/24eme/signaturepdf.git synced 2023-08-25 09:33:08 +02:00
signaturepdf/app.php

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PHP
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<?php
$f3 = require(__DIR__.'/vendor/fatfree/lib/base.php');
if(getenv("DEBUG")) {
$f3->set('DEBUG', getenv("DEBUG"));
}
$f3->set('ROOT', __DIR__);
$f3->set('UI', $f3->get('ROOT')."/templates/");
$f3->set('UPLOADS', $f3->get('ROOT').'/data/');
if(!is_dir($f3->get('UPLOADS'))) {
mkdir($f3->get('UPLOADS'));
}
$f3->route('GET /',
function($f3) {
$f3->set('key', $f3->get('PARAMS.key'));
echo View::instance()->render('index.html.php');
}
);
$f3->route('POST /upload',
function($f3) {
$fileName = null;
$files = Web::instance()->receive(function($file,$formFieldName){
if(Web::instance()->mime($file['tmp_name'], true) != 'application/pdf') {
return false;
}
if($file['size'] > (20 * 1024 * 1024)) { // if bigger than 20 MB
return false;
}
return true;
}, true, function($fileBaseName, $formFieldName) use (&$fileName) {
$fileName = $fileBaseName;
return substr(hash('sha256', $fileBaseName.uniqid().mt_rand()), 0, 24).".pdf";
});
foreach($files as $file => $valid) {
if(!$valid) {
continue;
}
$key = str_replace(".pdf", "", basename($file));
}
if(!$key) {
$f3->error(403);
}
if($fileName) {
$f3->set('SESSION.fileName', $fileName);
}
return $f3->reroute('/'.$key);
}
);
$f3->route('GET /@key',
function($f3) {
$f3->set('key', $f3->get('PARAMS.key'));
if($f3->get('SESSION.fileName')) {
$f3->set('fileName', $f3->get('SESSION.fileName'));
$f3->clear('SESSION.fileName');
}
echo View::instance()->render('pdf.html.php');
}
);
$f3->route('GET /@key/pdf',
function($f3) {
$key = $f3->get('PARAMS.key');
Web::instance()->send($f3->get('UPLOADS').$key.'.pdf');
}
);
$f3->route('POST /image2svg',
function($f3) {
$files = Web::instance()->receive(function($file,$formFieldName){
if(strpos(Web::instance()->mime($file['tmp_name'], true), 'image/') !== 0) {
return false;
}
if($file['size'] > (20 * 1024 * 1024)) { // if bigger than 20 MB
return false;
}
return true;
}, true, function($fileBaseName, $formFieldName) {
return substr(hash('sha256', $fileBaseName.uniqid().mt_rand()), 0, 24).strrchr($fileBaseName, '.');
});
$imageFile = null;
foreach($files as $file => $valid) {
if(!$valid) {
continue;
}
$imageFile = $file;
}
if(!$imageFile) {
$f3->error(403);
}
shell_exec(sprintf("convert -background white -flatten %s %s", $imageFile, $imageFile.".bmp"));
shell_exec(sprintf("mkbitmap -x -f 8 %s -o %s", $imageFile.".bmp", $imageFile.".bpm"));
shell_exec(sprintf("potrace --svg %s -o %s", $imageFile.".bpm", $imageFile.".svg"));
header('Content-Type: image/svg+xml');
echo file_get_contents($imageFile.".svg");
if($f3->get('DEBUG')) {
return;
}
array_map('unlink', glob($imageFile."*"));
}
);
$f3->route('POST /@key/save',
function($f3) {
$key = $f3->get('PARAMS.key');
$svgData = $_POST['svg'];
$filename = null;
if(isset($_POST['filename']) && $_POST['filename']) {
$filename = str_replace(".pdf", "_signe.pdf", $_POST['filename']);
}
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$svgFiles = "";
foreach($svgData as $index => $svgItem) {
$svgFile = $f3->get('UPLOADS').$key.'_'.$index.'.svg';
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file_put_contents($svgFile, $svgItem);
$svgFiles .= $svgFile . " ";
}
shell_exec(sprintf("rsvg-convert -f pdf -o %s %s", $f3->get('UPLOADS').$key.'.svg.pdf', $svgFiles));
shell_exec(sprintf("pdftk %s multibackground %s output %s", $f3->get('UPLOADS').$key.'.svg.pdf', $f3->get('UPLOADS').$key.'.pdf', $f3->get('UPLOADS').$key.'_signe.pdf'));
Web::instance()->send($f3->get('UPLOADS').$key.'_signe.pdf', null, 0, TRUE, $filename);
if($f3->get('DEBUG')) {
return;
}
array_map('unlink', glob($f3->get('UPLOADS').$key."_*.svg"));
unlink($f3->get('UPLOADS').$key.'.svg.pdf');
unlink($f3->get('UPLOADS').$key.'_signe.pdf');
}
);
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return $f3;