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<?php class custom_pdf_split extends \FileRun\Files\Plugin { static $localeSection = 'Custom Actions: Extract PDF pages'; static $publicMethods = ['split']; function init() { $this->JSconfig = [ 'title' => self::t('Extract PDF pages'), 'iconCls' => 'fa fa-fw fa-page-break', 'extensions' => ['pdf'], "requiredUserPerms" => ["download", "upload"], 'requires' => ['download', 'create', 'alter'], 'fn' => 'FR.customActions.pdf_split.run()' ]; } function run() { } function JSinclude() { include gluePath($this->path, "include.js.php"); } function split() { $pages = \S::fromHTML($_POST['pages']); $split = \S::fromHTML($_POST['split']); $extension = \FM::getExtension($this->data[0]['fileName']); if ($extension != 'pdf') { jsonFeedback(false, 'The selected file must be a PDF file.'); } $fh = fopen($this->data[0]['fullPath'], 'rb'); $pdf = new \setasign\Fpdi\Tfpdf\Fpdi(); try { $pageCount = $pdf->setSourceFile($fh); } catch (Exception $e) { jsonFeedback(false, $this->data[0]['fileName'].': '.$e->getMessage()); } //echo ' ['.\FM::formatFileSize(memory_get_usage()).'] '; $pages = str_replace(' ', '', $pages); $parts = explode(',', $pages); $pages = []; foreach ($parts as $part) { if (strpos($part, '-') !== false) { $subparts = trim_array(explode('-', $part)); if (count($subparts) < 2) {continue;} if ($subparts[0] > $subparts[1]) { for ($i = $subparts[0]; $i >= $subparts[1]; $i--) { $pageNo = $i; if (!$pageNo \|\| $pageNo > $pageCount) {continue;} if ($pageNo > $pageCount) { jsonFeedback(false, \FileRun\Lang::t('The page %1 was not found in the document!', false, [$pageNo])); } $pages[] = $pageNo; } } else { for ($i = $subparts[0]; $i <= $subparts[1]; $i++) { $pageNo = $i; if (!$pageNo \|\| $pageNo > $pageCount) {continue;} if ($pageNo > $pageCount) { jsonFeedback(false, \FileRun\Lang::t('The page %1 was not found in the document!', false, [$pageNo])); } $pages[] = $pageNo; } } } else { $pageNo = $part; if (!$pageNo) {continue;} if ($pageNo > $pageCount) { jsonFeedback(false, \FileRun\Lang::t('The page %1 was not found in the document!', false, [$pageNo])); } $pages[] = $pageNo; } } $originalRelativePath = \FM::dirname($this->data[0]['relativePath']); $originalFileName = $this->data[0]['fileName']; foreach ($pages as $pageNo) { if ($split) { $pdf = new \setasign\Fpdi\Tfpdf\Fpdi(); $pageCount = $pdf->setSourceFile($fh); } $pdf->AddPage(); try { $pdf->useTemplate($pdf->importPage($pageNo), ['adjustPageSize' => true]); } catch (Exception $e) { jsonFeedback(false, $e->getMessage()); } //echo ' ['.\FM::formatFileSize(memory_get_usage()).'] '; if ($split) { $relativePath = gluePath($originalRelativePath, time().' ['.$pageNo.'] '.$originalFileName.'.pdf'); $this->writeFile([ 'relativePath' => $relativePath, 'source' => 'string', 'contents' => $pdf->Output('S') ]); } } if (!$split) { $relativePath = gluePath($originalRelativePath, time().'.pdf'); $this->data = []; $this->writeFile([ 'relativePath' => $relativePath, 'source' => 'string', 'contents' => $pdf->Output('S') ]); } jsonOutput([ 'success' => true, 'msg' => \FileRun\Lang::t('PDF file successfully created!'), 'updates' => [ [ 'path' => \FM::dirname($relativePath), 'updates' => 'reload' ] ] ]); } }

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