added end column for XLS in template and import

public/userarea/edit_template_xls.php

@@ -207,6 +207,21 @@ if (!array_key_exists($currentButtonTextColor, array_change_key_case($buttonText
                                     <input type="text" name="start_column" id="startColumn" class="form-control" value="<?php echo htmlspecialchars($template['start_column'] ?? ''); ?>">
                                 </div>
 
+                                <div class="mb-3" id="xlsEndColumnWrapper">
+                                    <label class="form-label">Last Column included</label>
+                                    <input
+                                        type="text"
+                                        name="xls_end_column"
+                                        id="xlsEndColumn"
+                                        class="form-control"
+                                        value="<?php echo htmlspecialchars($template['xls_end_column'] ?? '', ENT_QUOTES, 'UTF-8'); ?>"
+                                        placeholder="Example: AN">
+                                    <small class="text-danger fw-semibold">
+                                        Attention: if left empty, the system will read the entire XLS/XLSX sheet.
+                                        Dirty Excel files may cause memory errors or timeout.
+                                    </small>
+                                </div>
+
                                 <div class="mb-3" id="xlsSheetNumberWrapper">
                                     <label class="form-label">XLS Sheet Number</label>
                                     <input
@@ -404,11 +419,13 @@ if (!array_key_exists($currentButtonTextColor, array_change_key_case($buttonText
 
             const headerRowWrapper = document.getElementById("headerRowWrapper");
             const startColumnWrapper = document.getElementById("startColumnWrapper");
+            const xlsEndColumnWrapper = document.getElementById("xlsEndColumnWrapper");
             const xlsSheetNumberWrapper = document.getElementById("xlsSheetNumberWrapper");
             const apiConfigWrapper = document.getElementById("apiConfigWrapper");
 
             const headerRow = document.getElementById("headerRow");
             const startColumn = document.getElementById("startColumn");
+            const xlsEndColumn = document.getElementById("xlsEndColumn");
             const xlsSheetIndex = document.getElementById("xlsSheetIndex");
             const apiConfigSelect = document.getElementById("apiConfigSelect");
 
@@ -444,13 +461,16 @@ if (!array_key_exists($currentButtonTextColor, array_change_key_case($buttonText
                 if (isXls) {
                     headerRowWrapper.style.display = 'block';
                     startColumnWrapper.style.display = 'block';
+                    xlsEndColumnWrapper.style.display = 'block';
                     xlsSheetNumberWrapper.style.display = 'block';
 
                     headerRow.required = true;
                     startColumn.required = true;
+                    xlsEndColumn.required = false;
 
                     headerRow.disabled = false;
                     startColumn.disabled = false;
+                    xlsEndColumn.disabled = false;
                     xlsSheetIndex.disabled = false;
 
                     apiConfigWrapper.style.display = 'none';
@@ -460,13 +480,16 @@ if (!array_key_exists($currentButtonTextColor, array_change_key_case($buttonText
                 } else {
                     headerRowWrapper.style.display = 'none';
                     startColumnWrapper.style.display = 'none';
+                    xlsEndColumnWrapper.style.display = 'none';
                     xlsSheetNumberWrapper.style.display = 'none';
 
                     headerRow.required = false;
                     startColumn.required = false;
+                    xlsEndColumn.required = false;
 
                     headerRow.disabled = true;
                     startColumn.disabled = true;
+                    xlsEndColumn.disabled = true;
                     xlsSheetIndex.disabled = true;
 
                     if (isApiOrJson) {
@@ -726,6 +749,22 @@ if (!array_key_exists($currentButtonTextColor, array_change_key_case($buttonText
                     return;
                 }
 
+                if (selectedSource === 'XLS' && xlsEndColumn.value.trim() !== '') {
+                    const lastColumnValue = xlsEndColumn.value.trim().toUpperCase();
+
+                    if (!/^[A-Z]+$|^[1-9][0-9]*$/.test(lastColumnValue)) {
+                        Swal.fire({
+                            title: "Error!",
+                            text: "Last Column must be an Excel column like AN or a positive number like 40.",
+                            icon: "error",
+                            confirmButtonText: "OK"
+                        });
+                        return;
+                    }
+
+                    xlsEndColumn.value = lastColumnValue;
+                }
+
                 fetch("process_edit_template_xls.php", {
                         method: "POST",
                         body: formData

public/userarea/gridRenderer.js

@@ -679,7 +679,9 @@
         div.style.position = "relative";
 
         let html = "";
-        html += `<button type="button" class="export-lims-btn action-btn" data-row="${rowIndex}" data-iddatadb="${row.iddatadb}" title="${isExported ? "Already exported" : "Export to LIMS"}" style="background:${isExported ? "#ccc" : "#eb0b0b"}; color:white; border:none; border-radius:5px; cursor:${isExported ? "not-allowed" : "pointer"}; ${isExported ? "opacity:0.5;" : ""}" ${isExported ? "disabled" : ""}><i class="fas fa-upload"></i></button>`;
+        if (meta.isAdmin) {
+            html += `<button type="button" class="export-lims-btn action-btn" data-row="${rowIndex}" data-iddatadb="${row.iddatadb}" title="${isExported ? "Already exported" : "Export to LIMS"}" style="background:${isExported ? "#ccc" : "#eb0b0b"}; color:white; border:none; border-radius:5px; cursor:${isExported ? "not-allowed" : "pointer"}; ${isExported ? "opacity:0.5;" : ""}" ${isExported ? "disabled" : ""}><i class="fas fa-upload"></i></button>`;
+        }
         html += `<button type="button" class="save-btn action-btn" data-row="${rowIndex}" title="Save" style="background:#28a745; color:white; border:none; border-radius:5px; cursor:pointer;"><i class="fas fa-save"></i></button>`;
         html += `<button type="button" class="photos-btn action-btn" data-row="${rowIndex}" data-iddatadb="${row.iddatadb}" title="Photos" style="background:#007bff; color:white; border:none; border-radius:5px; cursor:pointer;"><i class="fas fa-camera"></i></button>`;
         html += `<button type="button" class="parts-btn action-btn" data-row="${rowIndex}" data-iddatadb="${row.iddatadb}" title="Parts" style="background:#ffc107; color:white; border:none; border-radius:5px; cursor:pointer;"><i class="fas fa-puzzle-piece"></i></button>`;

public/userarea/insert_template_xls.php

@@ -95,6 +95,21 @@ $apiConfigurations = $stmt->fetchAll(PDO::FETCH_ASSOC);
                                     <input type="text" name="start_column" id="startColumn" class="form-control" value="A" required>
                                 </div>
 
+                                <div class="mb-3" id="xlsEndColumnWrapper">
+                                    <label class="form-label">Last Column included</label>
+                                    <input
+                                        type="text"
+                                        name="xls_end_column"
+                                        id="xlsEndColumn"
+                                        class="form-control"
+                                        value=""
+                                        placeholder="Example: AN">
+                                    <small class="text-danger fw-semibold">
+                                        Attention: if left empty, the system will read the entire XLS/XLSX sheet.
+                                        Dirty Excel files may cause memory errors or timeout.
+                                    </small>
+                                </div>
+
                                 <div class="mb-3" id="xlsSheetNumberWrapper">
                                     <label class="form-label">XLS Sheet Number</label>
                                     <input
@@ -253,11 +268,13 @@ $apiConfigurations = $stmt->fetchAll(PDO::FETCH_ASSOC);
 
             const headerRowWrapper = document.getElementById("headerRowWrapper");
             const startColumnWrapper = document.getElementById("startColumnWrapper");
+            const xlsEndColumnWrapper = document.getElementById("xlsEndColumnWrapper");
             const xlsSheetNumberWrapper = document.getElementById("xlsSheetNumberWrapper");
             const apiConfigWrapper = document.getElementById("apiConfigWrapper");
 
             const headerRow = document.getElementById("headerRow");
             const startColumn = document.getElementById("startColumn");
+            const xlsEndColumn = document.getElementById("xlsEndColumn");
             const xlsSheetIndex = document.getElementById("xlsSheetIndex");
             const apiConfigSelect = document.getElementById("apiConfigSelect");
 
@@ -295,14 +312,20 @@ $apiConfigurations = $stmt->fetchAll(PDO::FETCH_ASSOC);
                 if (isXls) {
                     headerRowWrapper.style.display = 'block';
                     startColumnWrapper.style.display = 'block';
+                    xlsEndColumnWrapper.style.display = 'block';
                     xlsSheetNumberWrapper.style.display = 'block';
 
                     headerRow.required = true;
                     startColumn.required = true;
                     xlsSheetIndex.required = true;
 
+                    // Last Column is optional.
+                    // If empty, the import will read the entire sheet.
+                    xlsEndColumn.required = false;
+
                     headerRow.disabled = false;
                     startColumn.disabled = false;
+                    xlsEndColumn.disabled = false;
                     xlsSheetIndex.disabled = false;
 
                     apiConfigWrapper.style.display = 'none';
@@ -312,16 +335,21 @@ $apiConfigurations = $stmt->fetchAll(PDO::FETCH_ASSOC);
                 } else {
                     headerRowWrapper.style.display = 'none';
                     startColumnWrapper.style.display = 'none';
+                    xlsEndColumnWrapper.style.display = 'none';
                     xlsSheetNumberWrapper.style.display = 'none';
 
                     headerRow.required = false;
                     startColumn.required = false;
+                    xlsEndColumn.required = false;
                     xlsSheetIndex.required = false;
 
                     headerRow.disabled = true;
                     startColumn.disabled = true;
+                    xlsEndColumn.disabled = true;
                     xlsSheetIndex.disabled = true;
 
+                    xlsEndColumn.value = '';
+
                     if (isApiJson) {
                         apiConfigWrapper.style.display = 'block';
                         apiConfigSelect.required = true;

public/userarea/process_edit_template_xls.php

@@ -4,6 +4,35 @@ require_once 'class/db-functions.php';
 
 $response = ["success" => false, "message" => ""];
 
+function excelColumnToIndex($column)
+{
+    $column = strtoupper(trim((string)$column));
+
+    if ($column === '') {
+        return null;
+    }
+
+    // Numeric column index, example: 40
+    if (ctype_digit($column)) {
+        $index = (int)$column;
+        return $index > 0 ? $index : null;
+    }
+
+    // Excel column letters, example: A, AN, XFC
+    if (!preg_match('/^[A-Z]+$/', $column)) {
+        return null;
+    }
+
+    $index = 0;
+    $length = strlen($column);
+
+    for ($i = 0; $i < $length; $i++) {
+        $index = ($index * 26) + (ord($column[$i]) - ord('A') + 1);
+    }
+
+    return $index;
+}
+
 try {
     if ($_SERVER["REQUEST_METHOD"] !== "POST") {
         throw new Exception("Invalid request method.");
@@ -19,6 +48,8 @@ try {
         : null;
 
     $start_column = trim($_POST['start_column'] ?? '');
+    $xls_end_column = strtoupper(trim($_POST['xls_end_column'] ?? ''));
+    $xls_end_column = $xls_end_column !== '' ? $xls_end_column : null;
 
     $xls_sheet_index = isset($_POST['xls_sheet_index']) && $_POST['xls_sheet_index'] !== ''
         ? intval($_POST['xls_sheet_index'])
@@ -60,6 +91,24 @@ try {
             throw new Exception("XLS Sheet Number cannot be negative.");
         }
 
+        $startColumnIndex = excelColumnToIndex($start_column);
+
+        if ($startColumnIndex === null) {
+            throw new Exception("Start Column is not valid. Use Excel column letters like A, AN or a positive number.");
+        }
+
+        if ($xls_end_column !== null) {
+            $endColumnIndex = excelColumnToIndex($xls_end_column);
+
+            if ($endColumnIndex === null) {
+                throw new Exception("Last Column is not valid. Use Excel column letters like AN or a positive number.");
+            }
+
+            if ($endColumnIndex < $startColumnIndex) {
+                throw new Exception("Last Column cannot be before Start Column.");
+            }
+        }
+
         $api_config_id = null;
     }
 
@@ -71,6 +120,7 @@ try {
 
         $header_row = null;
         $start_column = null;
+        $xls_end_column = null;
         $xls_sheet_index = null;
     }
 
@@ -78,6 +128,7 @@ try {
     if ($source_type === 'PDF') {
         $header_row = null;
         $start_column = null;
+        $xls_end_column = null;
         $xls_sheet_index = null;
         $api_config_id = null;
     }
@@ -109,6 +160,7 @@ try {
             source_type = ?,
             header_row = ?,
             start_column = ?,
+            xls_end_column = ?,
             xls_sheet_index = ?,
             api_config_id = ?,
             description = ?,
@@ -131,6 +183,7 @@ try {
         $source_type,
         $header_row,
         $start_column,
+        $xls_end_column,
         $xls_sheet_index,
         $api_config_id,
         $description,

public/userarea/process_import_xls2.php

@@ -53,143 +53,7 @@ function normalizeColumnIndex($value): int
     return 1;
 }
 
-/**
- * Trim a cell value treating invisible/Unicode spaces as empty.
- * PHP's native trim() strips only ASCII whitespace (" \t\n\r\0\x0B"), so a cell
- * that contains only a non-breaking space (U+00A0), zero-width space (U+200B),
- * BOM (U+FEFF) or another Unicode space looks blank to a human but would still
- * count as "filled" — pulling a ghost column into the import or retaining a
- * visually-empty row. Normalize those to a real space before trimming.
- */
-function cleanCellText($value): string
-{
-    $raw = (string)$value;
-    $cleaned = preg_replace(
-        '/[\x{00A0}\x{200B}\x{FEFF}\x{2000}-\x{200A}\x{202F}\x{205F}\x{3000}]+/u',
-        ' ',
-        $raw
-    );
-
-    // preg_replace returns null on malformed UTF-8; fall back to the raw value.
-    return trim($cleaned ?? $raw);
-}
-
-/**
- * Pre-clean an .xlsx by streaming out "ghost" cells: empty, self-closing
- * <c .../> (and <c ...></c>) elements that carry only leftover styling.
- */
-function slimXlsxGhostCells(string $path): ?string
-{
-    if (!class_exists('ZipArchive')) {
-        return null;
-    }
-
-    $slim = $path . '.slim.xlsx';
-
-    try {
-        if (!copy($path, $slim)) {
-            return null;
-        }
-
-        // Phase 1: stream-strip each worksheet to a temp file (low memory).
-        $zip = new ZipArchive();
-        if ($zip->open($slim) !== true) {
-            @unlink($slim);
-            return null;
-        }
-
-        $temps = [];
-        for ($i = 0; $i < $zip->numFiles; $i++) {
-            $name = $zip->getNameIndex($i);
-            if (!preg_match('#^xl/worksheets/sheet\d+\.xml$#', $name)) {
-                continue;
-            }
-
-            $in = $zip->getStream($name);
-            if (!$in) {
-                continue;
-            }
-
-            $tmp = tempnam(sys_get_temp_dir(), 'slim');
-            $out = fopen($tmp, 'w');
-            $carry = '';
-
-            while (!feof($in)) {
-                $chunk = fread($in, 4194304);
-                if ($chunk === '' || $chunk === false) {
-                    break;
-                }
-                // Only process up to the last complete '>' so a cell tag is
-                // never split across a chunk boundary; carry the remainder.
-                $buf = $carry . $chunk;
-                $lastGt = strrpos($buf, '>');
-                if ($lastGt === false) {
-                    $carry = $buf;
-                    continue;
-                }
-                $proc = substr($buf, 0, $lastGt + 1);
-                $carry = substr($buf, $lastGt + 1);
-                $proc = preg_replace(['#<c [^>]*/>#', '#<c [^>]*></c>#'], '', $proc);
-                fwrite($out, $proc);
-            }
-            if ($carry !== '') {
-                fwrite($out, $carry);
-            }
-            fclose($in);
-            fclose($out);
-            $temps[$name] = $tmp;
-        }
-        $zip->close();
-
-        if (!$temps) {
-            @unlink($slim);
-            return null;
-        }
-
-        // Phase 2: swap the stripped worksheets back into the archive.
-        $zip = new ZipArchive();
-        if ($zip->open($slim) !== true) {
-            foreach ($temps as $t) {
-                @unlink($t);
-            }
-            @unlink($slim);
-            return null;
-        }
-        foreach ($temps as $name => $tmp) {
-            $zip->deleteName($name);
-            $zip->addFile($tmp, $name);
-        }
-        $zip->close(); // addFile streams from disk here, so unlink only after.
-
-        foreach ($temps as $t) {
-            @unlink($t);
-        }
-
-        return $slim;
-    } catch (\Throwable $e) {
-        error_log('slimXlsxGhostCells failed: ' . $e->getMessage());
-        @unlink($slim);
-        return null;
-    }
-}
-
 try {
-    // Quando il body POST supera post_max_size, PHP scarta $_POST e $_FILES
-    // (warning "Content-Length exceeds the limit ... in Unknown on line 0") e lo
-    // script riceve una richiesta vuota. Lo intercettiamo per dare un messaggio
-    // chiaro invece di "Richiesta non valida".
-    if (
-        $_SERVER['REQUEST_METHOD'] === 'POST'
-        && empty($_POST) && empty($_FILES)
-        && (int)($_SERVER['CONTENT_LENGTH'] ?? 0) > 0
-    ) {
-        $postMax = ini_get('post_max_size');
-        throw new Exception(
-            "Il file caricato supera il limite di upload del server (post_max_size = {$postMax}). " .
-                "Chiedi all'amministratore di aumentare post_max_size e upload_max_filesize."
-        );
-    }
-
     if ($_SERVER['REQUEST_METHOD'] === 'POST' && isset($_FILES['excel_file'])) {
         $template_id = isset($_POST['template_id']) ? intval($_POST['template_id']) : 0;
 
@@ -206,10 +70,11 @@ try {
          * Così non dipendiamo solo dal form e siamo sicuri di usare i dati salvati.
          */
         $stmt = $pdo->prepare("
-            SELECT
+            SELECT 
                 id,
                 header_row,
                 start_column,
+                xls_end_column,
                 xls_sheet_index,
                 idroutine,
                 idclient
@@ -229,6 +94,12 @@ try {
 
         $start_column_raw = $template['start_column'] ?? 'A';
         $start_column = normalizeColumnIndex($start_column_raw);
+        $xls_end_column_raw = trim((string)($template['xls_end_column'] ?? ''));
+        $xls_end_column = $xls_end_column_raw !== '' ? normalizeColumnIndex($xls_end_column_raw) : 0;
+
+        if ($xls_end_column > 0 && $xls_end_column < $start_column) {
+            throw new Exception("Last Column cannot be before Start Column.");
+        }
 
         $xlsSheetIndex = isset($template['xls_sheet_index']) && $template['xls_sheet_index'] !== null
             ? (int)$template['xls_sheet_index']
@@ -245,7 +116,15 @@ try {
         // Debug del template_id ricevuto
         error_log("Received template_id from POST: " . print_r($_POST['template_id'], true));
         error_log("Converted template_id: $template_id");
-        error_log("Template XLS settings - header_row: $header_row, start_column_raw: $start_column_raw, start_column_index: $start_column, xls_sheet_index: $xlsSheetIndex");
+        error_log(
+            "Template XLS settings - " .
+                "header_row: $header_row, " .
+                "start_column_raw: $start_column_raw, " .
+                "start_column_index: $start_column, " .
+                "xls_end_column_raw: " . ($xls_end_column_raw !== '' ? $xls_end_column_raw : '[empty = read all]') . ", " .
+                "xls_end_column_index: " . ($xls_end_column > 0 ? $xls_end_column : '[no limit]') . ", " .
+                "xls_sheet_index: $xlsSheetIndex"
+        );
 
         $file = $_FILES['excel_file'];
         $fileError = $file['error'];
@@ -278,14 +157,14 @@ try {
 
             // Recupera il mapping da template_mapping
             $stmt = $pdo->prepare("
-                SELECT
+                SELECT 
-                    field_id AS excel_column,
+                    field_id AS excel_column, 
-                    field_id AS mysql_column,
+                    field_id AS mysql_column, 
-                    data_type,
+                    data_type, 
-                    is_required,
+                    is_required, 
-                    default_value,
+                    default_value, 
-                    is_manual
+                    is_manual 
-                FROM template_mapping
+                FROM template_mapping 
                 WHERE template_id = ?
             ");
             $stmt->execute([$template_id]);
@@ -297,28 +176,33 @@ try {
             if (empty($mappings)) {
                 $response['error'] = "Nessun mapping trovato per il template con ID $template_id";
             } else {
-                // Pre-clean ghost cells for .xlsx so a bloated worksheet (millions
+                // Load the XLS/XLSX file.
-                // of empty styled cells) doesn't make the load time out. Falls back
+                // If Last Column is configured in the template, load only the configured column range.
-                // to the original file if slimming fails for any reason.
+                // If Last Column is empty, keep the original behavior and read the entire sheet.
-                $loadPath = $destination;
+                $reader = IOFactory::createReaderForFile($destination);
-                $slimPath = null;
+                $reader->setReadDataOnly(true);
-                if (preg_match('/\.xlsx$/i', $destination)) {
+
-                    $slimPath = slimXlsxGhostCells($destination);
+                if ($xls_end_column > 0) {
-                    if ($slimPath !== null) {
+                    $reader->setReadFilter(new class($start_column, $xls_end_column) implements \PhpOffice\PhpSpreadsheet\Reader\IReadFilter {
-                        $loadPath = $slimPath;
+                        private int $startColumn;
-                        error_log("Ghost-cell pre-clean applied, loading slimmed copy: $slimPath");
+                        private int $endColumn;
-                    }
+
+                        public function __construct(int $startColumn, int $endColumn)
+                        {
+                            $this->startColumn = $startColumn;
+                            $this->endColumn = $endColumn;
+                        }
+
+                        public function readCell($columnAddress, $row, $worksheetName = ''): bool
+                        {
+                            $columnIndex = \PhpOffice\PhpSpreadsheet\Cell\Coordinate::columnIndexFromString($columnAddress);
+
+                            return $columnIndex >= $this->startColumn && $columnIndex <= $this->endColumn;
+                        }
+                    });
                 }
 
-                // Carica il file con PHPSpreadsheet.
+                $spreadsheet = $reader->load($destination);
-                $reader = IOFactory::createReaderForFile($loadPath);
-                $reader->setReadEmptyCells(false);
-                $spreadsheet = $reader->load($loadPath);
-
-                // The slimmed copy is only needed for parsing; drop it now.
-                if ($slimPath !== null) {
-                    @unlink($slimPath);
-                }
 
                 $sheetCount = $spreadsheet->getSheetCount();
                 $sheetNames = $spreadsheet->getSheetNames();
@@ -345,17 +229,23 @@ try {
 
                 error_log("Selected XLS sheet - index: {$xlsSheetIndex}, name: {$selectedSheetName}");
 
-                $highestRow = $worksheet->getHighestDataRow();
+                $highestRow = $worksheet->getHighestRow();
-                $highestColumn = $worksheet->getHighestDataColumn();
+                $highestColumn = $worksheet->getHighestColumn();
                 $highestColumnIndex = Coordinate::columnIndexFromString($highestColumn);
 
+                // Force the effective highest column to Last Column, if configured.
+                if ($xls_end_column > 0) {
+                    $highestColumnIndex = $xls_end_column;
+                    $highestColumn = Coordinate::stringFromColumnIndex($highestColumnIndex);
+                }
+
                 $startRow = max(1, $header_row);
                 $startColumn = max(1, $start_column);
 
                 // Advance startColumn to first non-empty cell in header row, matching JS behavior
                 for ($sc = $startColumn; $sc <= $highestColumnIndex; $sc++) {
                     $cl = Coordinate::stringFromColumnIndex($sc);
-                    $cv = cleanCellText($worksheet->getCell($cl . $header_row)->getCalculatedValue() ?? '');
+                    $cv = trim((string)($worksheet->getCell($cl . $header_row)->getCalculatedValue() ?? ''));
 
                     if ($cv !== '') {
                         $startColumn = $sc;
@@ -363,19 +253,6 @@ try {
                     }
                 }
 
-                $lastHeaderCol = $startColumn;
-                for ($hc = $startColumn; $hc <= $highestColumnIndex; $hc++) {
-                    $hl = Coordinate::stringFromColumnIndex($hc);
-                    $hv = cleanCellText($worksheet->getCell($hl . $header_row)->getCalculatedValue() ?? '');
-
-                    if ($hv !== '') {
-                        $lastHeaderCol = $hc;
-                    }
-                }
-
-                $highestColumnIndex = $lastHeaderCol;
-                $highestColumn = Coordinate::stringFromColumnIndex($highestColumnIndex);
-
                 // Debug dei parametri
                 error_log(
                     "Processing - template_id: $template_id, " .
@@ -438,7 +315,7 @@ try {
 
                         $columnLetter = Coordinate::stringFromColumnIndex($physCol);
                         $cell = $worksheet->getCell($columnLetter . $header_row);
-                        $cellValue = cleanCellText($cell ? $cell->getCalculatedValue() : '');
+                        $cellValue = trim((string)($cell ? $cell->getCalculatedValue() : ''));
                         $cellValue = preg_replace('/[\r\n\t]+/', ' ', $cellValue);
 
                         // Empty headers get __empty_N__ to match mapping page
@@ -475,7 +352,7 @@ try {
                         $filledCount = 0;
 
                         foreach ($headerFilledIndices as $idx) {
-                            if (isset($rowData[$idx]) && cleanCellText($rowData[$idx]) !== '') {
+                            if (isset($rowData[$idx]) && trim((string)$rowData[$idx]) !== '') {
                                 $filledCount++;
                             }
                         }
@@ -491,13 +368,13 @@ try {
                     // Recupera routine dal template
                     if ($template && !empty($template['idroutine'])) {
                         $stmtRoutine = $pdo->prepare("
-                            SELECT
+                            SELECT 
-                                idroutine,
+                                idroutine, 
-                                name,
+                                name, 
-                                filename,
+                                filename, 
-                                headerrow,
+                                headerrow, 
-                                instruction
+                                instruction 
-                            FROM routine
+                            FROM routine 
                             WHERE idroutine = ?
                         ");
                         $stmtRoutine->execute([$template['idroutine']]);

public/userarea/process_insert_template_xls.php

@@ -4,6 +4,35 @@ require_once 'class/db-functions.php';
 
 $response = ["success" => false, "message" => ""];
 
+function excelColumnToIndex($column)
+{
+    $column = strtoupper(trim((string)$column));
+
+    if ($column === '') {
+        return null;
+    }
+
+    // Numeric column index, example: 40
+    if (ctype_digit($column)) {
+        $index = (int)$column;
+        return $index > 0 ? $index : null;
+    }
+
+    // Excel column letters, example: A, AN, XFC
+    if (!preg_match('/^[A-Z]+$/', $column)) {
+        return null;
+    }
+
+    $index = 0;
+    $length = strlen($column);
+
+    for ($i = 0; $i < $length; $i++) {
+        $index = ($index * 26) + (ord($column[$i]) - ord('A') + 1);
+    }
+
+    return $index;
+}
+
 try {
     if ($_SERVER["REQUEST_METHOD"] !== "POST") {
         throw new Exception("Invalid request method.");
@@ -18,6 +47,8 @@ try {
         : null;
 
     $start_column = trim($_POST['start_column'] ?? '');
+    $xls_end_column = strtoupper(trim($_POST['xls_end_column'] ?? ''));
+    $xls_end_column = $xls_end_column !== '' ? $xls_end_column : null;
 
     $xls_sheet_index = isset($_POST['xls_sheet_index']) && $_POST['xls_sheet_index'] !== ''
         ? intval($_POST['xls_sheet_index'])
@@ -63,6 +94,24 @@ try {
             throw new Exception("XLS Sheet Number cannot be negative.");
         }
 
+        $startColumnIndex = excelColumnToIndex($start_column);
+
+        if ($startColumnIndex === null) {
+            throw new Exception("Start Column is not valid. Use Excel column letters like A, AN or a positive number.");
+        }
+
+        if ($xls_end_column !== null) {
+            $endColumnIndex = excelColumnToIndex($xls_end_column);
+
+            if ($endColumnIndex === null) {
+                throw new Exception("Last Column is not valid. Use Excel column letters like AN or a positive number.");
+            }
+
+            if ($endColumnIndex < $startColumnIndex) {
+                throw new Exception("Last Column cannot be before Start Column.");
+            }
+        }
+
         $api_config_id = null;
     }
 
@@ -75,6 +124,7 @@ try {
         $header_row = null;
         $start_column = null;
         $xls_sheet_index = null;
+        $xls_end_column = null;
     }
 
     // PDF currently does not require XLS coordinates or API configuration
@@ -82,6 +132,7 @@ try {
         $header_row = null;
         $start_column = null;
         $xls_sheet_index = null;
+        $xls_end_column = null;
         $api_config_id = null;
     }
 
@@ -112,6 +163,7 @@ try {
             source_type,
             header_row,
             start_column,
+            xls_end_column,
             xls_sheet_index,
             api_config_id,
             description,
@@ -130,7 +182,7 @@ try {
         )
         VALUES
         (
-            ?, ?, ?, ?, ?, ?,
+            ?, ?, ?, ?, ?, ?,?,
             ?, ?, ?, ?, ?, ?,
             ?, ?, ?, ?, ?,
             NOW(), NOW()
@@ -142,6 +194,7 @@ try {
         $source_type,
         $header_row,
         $start_column,
+        $xls_end_column,
         $xls_sheet_index,
         $api_config_id,
         $description,

public/userarea/schemi_base_response.json

@@ -730,8 +730,8 @@
         {
             "IdSchemaCustomFields": 177,
             "ConteggioClienti": 0,
-            "Nome": "Phoebe philo ACC",
+            "Nome": "Phoebe Philo ",
-            "Descrizione": "(scarpe, borse, cinture, occhiali, gioielleria)\r\n"
+            "Descrizione": "\r\n\r\n"
         },
         {
             "IdSchemaCustomFields": 178,