0) {
$errors[] = 'The uploaded file exceeds the server limit (post_max_size). Please try a smaller file or contact admin.';
} else {
$action = $_POST['action'] ?? '';
$id = isset($_POST['id']) ? (int)$_POST['id'] : 0;
try {
if ($action === 'create_document') {
library_create_document($_POST, $_FILES['document_file'] ?? [], $_FILES['cover_file'] ?? []);
library_set_flash('success', library_trans('document_created_success'));
header('Location: /admin_documents.php');
exit;
} elseif ($action === 'update_document') {
if (!$id) {
throw new RuntimeException(library_trans('invalid_document_id'));
}
library_update_document($id, $_POST, $_FILES['document_file'] ?? [], $_FILES['cover_file'] ?? []);
library_set_flash('success', library_trans('document_updated_success'));
header('Location: /admin_documents.php');
exit;
} elseif ($action === 'delete_document') {
if (!$id) {
throw new RuntimeException(library_trans('invalid_document_id'));
}
library_delete_document($id);
library_set_flash('success', library_trans('document_deleted_success'));
header('Location: /admin_documents.php');
exit;
}
} catch (Throwable $exception) {
$errors[] = $exception->getMessage();
error_log('AdminDocuments Error: ' . $exception->getMessage());
}
}
}
// Search & Pagination Logic
$page = isset($_GET['page']) ? max(1, (int)$_GET['page']) : 1;
$limit = 10;
$offset = ($page - 1) * $limit;
$search = isset($_GET['search']) ? trim($_GET['search']) : '';
$result = library_fetch_documents_paginated(false, ['q' => $search], $limit, $offset);
$documents = $result['data'];
$totalDocuments = $result['total'];
$totalPages = (int)ceil($totalDocuments / $limit);
$categories = library_get_categories();
$allSubcategories = library_get_subcategories(null);
$types = library_get_types();
$lang = library_get_language();
admin_render_header(library_trans('material_entry'), 'documents');
?>
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