24eme/signaturepdf
24eme/signaturepdf
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Code Issues Releases Wiki Activity

Multi-signature pdf generation uses temporary files with unique names to avoid collisions

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This commit is contained in:
Vincent LAURENT 2022-04-15 01:11:51 +02:00
parent b2c7b8986b
commit b2ca7e81f3
1 changed files with 7 additions and 2 deletions
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9
app.php
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@ -196,7 +196,7 @@ $f3->route('GET /signature/@hash/pdf',
$sharingFolder = $f3->get('PDF_STORAGE_PATH').$hash; $sharingFolder = $f3->get('PDF_STORAGE_PATH').$hash;
$files = scandir($sharingFolder); $files = scandir($sharingFolder);
$originalFile = $sharingFolder.'/original.pdf'; $originalFile = $sharingFolder.'/original.pdf';
$finalFile = $sharingFolder.'/'.$f3->get('PARAMS.hash').'.pdf'; $finalFile = $sharingFolder.'/'.$f3->get('PARAMS.hash').uniqid().'.pdf';
$filename = $f3->get('PARAMS.hash').'.pdf'; $filename = $f3->get('PARAMS.hash').'.pdf';
if(file_exists($sharingFolder."/filename.txt")) { if(file_exists($sharingFolder."/filename.txt")) {
$filename = file_get_contents($sharingFolder."/filename.txt"); $filename = file_get_contents($sharingFolder."/filename.txt");
@ -212,12 +212,17 @@ $f3->route('GET /signature/@hash/pdf',
} }
$filename = str_replace('.pdf', '_signe-'.count($layers).'x.pdf', $filename); $filename = str_replace('.pdf', '_signe-'.count($layers).'x.pdf', $filename);
copy($originalFile, $finalFile); copy($originalFile, $finalFile);
$bufferFile = str_replace('.pdf', '_tmp.pdf', $originalFile); $bufferFile = $finalFile.".tmp";
foreach($layers as $layerFile) { foreach($layers as $layerFile) {
shell_exec(sprintf("pdftk %s multistamp %s output %s", $finalFile, $layerFile, $bufferFile)); shell_exec(sprintf("pdftk %s multistamp %s output %s", $finalFile, $layerFile, $bufferFile));
rename($bufferFile, $finalFile); rename($bufferFile, $finalFile);
} }
Web::instance()->send($finalFile, null, 0, TRUE, $filename); Web::instance()->send($finalFile, null, 0, TRUE, $filename);
if($f3->get('DEBUG')) {
return;
}
array_map('unlink', glob($finalFile."*"));
} }
); );