Adjust worksheet regexps for CellRef and Row/Column Ranges for improved handling of quoted worksheet names

Author: MarkBaker

src/PhpSpreadsheet/Calculation/Calculation.php

@@ -33,17 +33,17 @@ class Calculation
     //    Function (allow for the old @ symbol that could be used to prefix a function, but we'll ignore it)
     const CALCULATION_REGEXP_FUNCTION = '@?(?:_xlfn\.)?([\p{L}][\p{L}\p{N}\.]*)[\s]*\(';
     //    Cell reference (cell or range of cells, with or without a sheet reference)
-    const CALCULATION_REGEXP_CELLREF = '((([^\s,!&%^\/\*\+<>=:`-]*)|(\'.*?\')|(\".*?\"))!)?\$?\b([a-z]{1,3})\$?(\d{1,7})(?![\w.])';
+    const CALCULATION_REGEXP_CELLREF = '((([^\s,!&%^\/\*\+<>=:`-]*)|(\'(?:[^\']|\'\')+?\')|(\"(?:[^\"]|\"\")+?\"))!)?\$?\b([a-z]{1,3})\$?(\d{1,7})(?![\w.])';
     //    Cell reference (with or without a sheet reference) ensuring absolute/relative
-    const CALCULATION_REGEXP_CELLREF_RELATIVE = '((([^\s\(,!&%^\/\*\+<>=:`-]*)|(\'.*?\')|(\".*?\"))!)?(\$?\b[a-z]{1,3})(\$?\d{1,7})(?![\w.])';
-    const CALCULATION_REGEXP_COLUMN_RANGE = '(((([^\s\(,!&%^\/\*\+<>=:`-]*)|(\'.*?\')|(\".*?\"))!)?(\$?[a-z]{1,3})):(?![.*])';
-    const CALCULATION_REGEXP_ROW_RANGE = '(((([^\s\(,!&%^\/\*\+<>=:`-]*)|(\'.*?\')|(\".*?\"))!)?(\$?[1-9][0-9]{0,6})):(?![.*])';
+    const CALCULATION_REGEXP_CELLREF_RELATIVE = '((([^\s\(,!&%^\/\*\+<>=:`-]*)|(\'(?:[^\']|\'\')+?\')|(\"(?:[^\"]|\"\")+?\"))!)?(\$?\b[a-z]{1,3})(\$?\d{1,7})(?![\w.])';
+    const CALCULATION_REGEXP_COLUMN_RANGE = '(((([^\s\(,!&%^\/\*\+<>=:`-]*)|(\'(?:[^\']|\'\')+?\')|(\".(?:[^\"]|\"\")?\"))!)?(\$?[a-z]{1,3})):(?![.*])';
+    const CALCULATION_REGEXP_ROW_RANGE = '(((([^\s\(,!&%^\/\*\+<>=:`-]*)|(\'(?:[^\']|\'\')+?\')|(\"(?:[^\"]|\"\")+?\"))!)?(\$?[1-9][0-9]{0,6})):(?![.*])';
     //    Cell reference (with or without a sheet reference) ensuring absolute/relative
     //    Cell ranges ensuring absolute/relative
     const CALCULATION_REGEXP_COLUMNRANGE_RELATIVE = '(\$?[a-z]{1,3}):(\$?[a-z]{1,3})';
     const CALCULATION_REGEXP_ROWRANGE_RELATIVE = '(\$?\d{1,7}):(\$?\d{1,7})';
     //    Defined Names: Named Range of cells, or Named Formulae
-    const CALCULATION_REGEXP_DEFINEDNAME = '((([^\s,!&%^\/\*\+<>=-]*)|(\'.*?\')|(\".*?\"))!)?([_\p{L}][_\p{L}\p{N}\.]*)';
+    const CALCULATION_REGEXP_DEFINEDNAME = '((([^\s,!&%^\/\*\+<>=-]*)|(\'(?:[^\']|\'\')+?\')|(\"(?:[^\"]|\"\")+?\"))!)?([_\p{L}][_\p{L}\p{N}\.]*)';
     //    Error
     const CALCULATION_REGEXP_ERROR = '\#[A-Z][A-Z0_\/]*[!\?]?';
 

tests/PhpSpreadsheetTests/Calculation/ParseFormulaTest.php

@@ -162,6 +162,30 @@ public function providerBinaryOperations(): array
                 ],
                 '=B:C',
             ],
+            'Combined Cell Reference and Column Range' => [
+                [
+                    ['type' => 'Column Reference', 'value' => "'sheet1'!A1", 'reference' => "'sheet1'!A1"],
+                    ['type' => 'Column Reference', 'value' => "'sheet1'!A1048576", 'reference' => "'sheet1'!A1048576"],
+                    ['type' => 'Binary Operator', 'value' => ':', 'reference' => null],
+                    ['type' => 'Operand Count for Function MIN()', 'value' => 1, 'reference' => null],
+                    ['type' => 'Function', 'value' => 'MIN(', 'reference' => null],
+                    ['type' => 'Cell Reference', 'value' => "'sheet1'!A1", 'reference' => "'sheet1'!A1"],
+                    ['type' => 'Binary Operator', 'value' => '+','reference' => null],
+                ],
+                "=MIN('sheet1'!A:A) + 'sheet1'!A1",
+            ],
+            'Combined Column Range and Cell Reference' => [
+                [
+                    ['type' => 'Cell Reference', 'value' => "'sheet1'!A1", 'reference' => "'sheet1'!A1"],
+                    ['type' => 'Column Reference', 'value' => "'sheet1'!A1", 'reference' => "'sheet1'!A1"],
+                    ['type' => 'Column Reference', 'value' => "'sheet1'!A1048576", 'reference' => "'sheet1'!A1048576"],
+                    ['type' => 'Binary Operator', 'value' => ':', 'reference' => null],
+                    ['type' => 'Operand Count for Function MIN()', 'value' => 1, 'reference' => null],
+                    ['type' => 'Function', 'value' => 'MIN(', 'reference' => null],
+                    ['type' => 'Binary Operator', 'value' => '+','reference' => null],
+                ],
+                "='sheet1'!A1 + MIN('sheet1'!A:A)",
+            ],
             'Range with Defined Names' => [
                 [
                     ['type' => 'Defined Name', 'value' => 'GROUP1', 'reference' => 'GROUP1'],