1.1.11

added a ; in the Debug section.

.gitignore

@@ -1,4 +1,5 @@
-vendor*
+/vendor*
 /books.fw.png
 /datatypes.fw.png
 /styles.fw.png
+/.gitignore

CHANGELOG.md

@@ -1,19 +1,40 @@
 # Changelog
 
-## 1.0.17 (2021-07-28)
+## 1.1.11 (2022-02-05)
+* sheet name maximum length is 31 chars, mb_substr used now
+* license fixed
 
+## 1.1.10 (2022-02-05)
+* namespace added, use Shuchkin\SimpleXLSXGen
+
+## 1.0.23 (2022-02-01)
+* fixed dates if year < 1900 and time only cells, thx [fapth](https://github.com/shuchkin/simplexlsxgen/issues/51)   
+
+## 1.0.22 (2021-10-29)
+* Escape \x00 and \x0B (vertical tab)
+
+## 1.0.21 (2021-09-03)
+*  Fixed saveAs / downloadAs / etc methods more than once
+
+## 1.0.20 (2021-07-29)
+* Fixed sheet names duplicates (Page, Page (1), Page (2)...) 
+
+## 1.0.19 (2021-07-28)
+* Fixed sheet names duplicates 
+
+## 1.0.18 (2021-07-28)
+* Fixed email regex
+
+## 1.0.17 (2021-07-28)
 * Fixed &quot; and &amp; in sheets names
 
 ## 1.0.16 (2021-07-01)
-
 * Fixed &quot;&amp;&quot; in hyperlinks
 
 ## 1.0.15 (2021-06-22)
-
 * Fixed *mailto* hyperlinks detection
 
 ## 1.0.14 (2021-06-08)
-
 * Added *mailto* hyperlinks support (thx Howard Martin)
 ```php
 SimpleXLSXGen::fromArray([
@@ -21,86 +42,65 @@ SimpleXLSXGen::fromArray([
 ])->saveAs('test.xlsx');
 ```
 ## 1.0.13 (2021-05-29)
-
 * Fixed hyperlinks in several sheets
 * Added [Opencollective donation link](https://opencollective.com/simplexlsx)
 
 ## 1.0.12 (2021-05-19)
-
 * Fixed hyperlink regex
 
 ## 1.0.11 (2021-05-14)
-
 * Fixed 0.00% format, thx [marcrobledo](https://github.com/shuchkin/simplexlsxgen/pull/34), more examples in README.md
 
 ## 1.0.10 (2021-05-03)
-
 Stable release
 
 * Added hyperlinks and minimal formatting
 
 ## 0.9.25 (2021-02-26)
-
 * Added PHP Datetime object values in a cells
 
 ## 0.9.24 (2021-02-26)
-
 * Percent support
 
 
 ## 0.9.23 (2021-01-25)
-
 * Fix local floats in XML
 
-
 ## 0.9.22 (2020-11-04)
-
 * Added multiple sheets support, thx [Savino59](https://github.com/Savino59), class ready for extend now
  
 ## 0.9.21 (2020-10-17)
-
 * Updated images
 
 ## 0.9.20 (2020-10-04)
-
 * Disable type detection if string started with chr(0)
 
 ## 0.9.19 (2020-08-23)
-
 * Numbers like SKU right aligned now
 
 ## 0.9.18 (2020-08-22)
-
 * Fixed fast shared strings index
  
 ## 0.9.17 (2020-08-21)
-
 * Fixed real numbers in 123.45 format detection, fast shared strings index (thx fredriksundin)
  
 ## 0.9.16 (2020-07-29)
-
 * Fixed time detection in HH:MM:SS format
 
 ## 0.9.15 (2020-07-14)
-
 * Escape of shared strings for special chars in cells [#1](https://github.com/shuchkin/simplexlsxgen/issues/1) 
 
 ## 0.9.14 (2020-05-31)
-
 * Fixed num2name A-Z,AA-AZ column names, thx Ertan Yusufoglu
 
 ## 0.9.13 (2020-05-21)
-
 * If string more 160 chars, save as inlineStr
 
 ## 0.9.12 (2020-05-21)
-
 * Readme fixed
 
 ## 0.9.11 (2020-05-21)
-
 * Removed XML unimportant attributes
 
 ## 0.9.10 (2020-05-20)
-
 * Initial release

README.md

@@ -1,8 +1,10 @@
 # SimpleXLSXGen
 [<img src="https://img.shields.io/github/license/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/blob/master/license.md) [<img src="https://img.shields.io/github/stars/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/stargazers) [<img src="https://img.shields.io/github/forks/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/network) [<img src="https://img.shields.io/github/issues/shuchkin/simplexlsxgen" />](https://github.com/shuchkin/simplexlsxgen/issues)
 
-Export data to Excel XLSX file. PHP XLSX generator. No external tools and libraries.<br/>
-(!) XLSX reader [here](https://github.com/shuchkin/simplexlsx).  
+Export data to Excel XLSX file. PHP XLSX generator. No external tools and libraries.  
+- XLSX reader [here](https://github.com/shuchkin/simplexlsx)
+- XLS reader [here](https://github.com/shuchkin/simplexls)
+- CSV reader/writer [here](https://github.com/shuchkin/simplecsv)
 
 **Sergey Shuchkin** <sergey.shuchkin@gmail.com> 2020-2021<br/>
 
@@ -15,7 +17,7 @@ $books = [
     [618260307, 'The Hobbit', 'J. R. R. Tolkien', 'Houghton Mifflin', 'USA'],
     [908606664, 'Slinky Malinki', 'Lynley Dodd', 'Mallinson Rendel', 'NZ']
 ];
-$xlsx = SimpleXLSXGen::fromArray( $books );
+$xlsx = Shuchkin\SimpleXLSXGen::fromArray( $books );
 $xlsx->saveAs('books.xlsx'); // or downloadAs('books.xlsx') or $xlsx_content = (string) $xlsx 
 ```
 ![XLSX screenshot](books.png)
@@ -46,7 +48,7 @@ $data = [
     ['Hyperlink + Anchor', '<a href="https://github.com/shuchkin/simplexlsxgen">SimpleXLSXGen</a>'],
     ['RAW string', "\0".'2020-10-04 16:02:00']
 ];
-SimpleXLSXGen::fromArray( $data )->saveAs('datatypes.xlsx');
+Shuchkin\SimpleXLSXGen::fromArray( $data )->saveAs('datatypes.xlsx');
 ```
 ![XLSX screenshot](datatypes.png)
 
@@ -66,7 +68,7 @@ $data = [
     ['Right', '<right>Right Text</right>'],
     ['Center + Bold', '<center><b>Name</b></center>']
 ];
-SimpleXLSXGen::fromArray( $data )
+Shuchkin\SimpleXLSXGen::fromArray( $data )
     ->setDefaultFont( 'Courier New' )
     ->setDefaultFontSize( 14 )
     ->saveAs('styles_and_tags.xlsx');
@@ -76,15 +78,16 @@ SimpleXLSXGen::fromArray( $data )
 ### More examples
 ```php
 // Fluid interface, output to browser for download
-SimpleXLSXGen::fromArray( $books )->downloadAs('table.xlsx');
+Shuchkin\SimpleXLSXGen::fromArray( $books )->downloadAs('table.xlsx');
 
 // Fluid interface, multiple sheets
-SimpleXLSXGen::fromArray( $books )->addSheet( $books2 )->download();
+Shuchkin\SimpleXLSXGen::fromArray( $books )->addSheet( $books2 )->download();
 
 // Alternative interface, sheet name, get xlsx content
-$xlsx_cache = (string) (new SimpleXLSXGen)->addSheet( $books, 'Modern style');
+$xlsx_cache = (string) (new Shuchkin\SimpleXLSXGen)->addSheet( $books, 'Modern style');
 
 // Classic interface
+use Shuchkin\SimpleXLSXGen
 $xlsx = new SimpleXLSXGen();
 $xlsx->addSheet( $books, 'Catalog 2021' );
 $xlsx->addSheet( $books2, 'Stephen King catalog');
@@ -99,6 +102,7 @@ ini_set('display_errors', 1 );
 
 $data = [
     ['Debug', 123]
-]
-SimpleXLSXGen::fromArray( $data )->saveAs('debug.xlsx');
+];
+
+Shuchkin\SimpleXLSXGen::fromArray( $data )->saveAs('debug.xlsx');
 ```

composer.json

@@ -17,6 +17,7 @@
     ]
   },
   "require": {
+    "php": ">=5.4",
     "ext-mbstring": "*",
     "ext-zlib": "*"
   }

license.md

@@ -1,6 +1,6 @@
 The MIT License (MIT)
 
-Copyright (c) 2014 Lukas Martinelli
+Copyright (c) 2020-2022 Sergey Shuchkin sergey.shuchkin@gmail.com
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

src/SimpleXLSXGen.php

@@ -1,4 +1,6 @@
 <?php
+namespace Shuchkin;
+
 /**
  * Class SimpleXLSXGen
  * Export data to MS Excel. PHP XLSX generator
@@ -34,7 +36,6 @@ class SimpleXLSXGen {
     const A_RIGHT = 2;
     const A_CENTER = 3;
 
-
     public function __construct() {
         $this->curSheet = -1;
         $this->defaultFont = 'Calibri';
@@ -110,16 +111,37 @@ class SimpleXLSXGen {
         // <si><t>Простой шаблон</t></si><si><t>Будем делать генератор</t></si>
     }
     public static function fromArray( array $rows, $sheetName = null ) {
-		$xlsx = new static();
-		return $xlsx->addSheet( $rows, $sheetName );
+        return (new static())->addSheet( $rows, $sheetName );
     }
 
     public function addSheet( array $rows, $name = null ) {
+
         $this->curSheet++;
+        if ( $name === null ) { // autogenerated sheet names
+            $name = 'Sheet'.($this->curSheet+1);
+        } else {
+            $name = mb_substr($name, 0, 31);
+            $names = [];
+            foreach( $this->sheets as $sh ) {
+                $names[ mb_strtoupper( $sh['name']) ] = 1;
+            }
+            for( $i = 0; $i < 100; $i++ ) {
+                $postfix = ' ('.$i.')';
+                $new_name = ($i === 0) ? $name : $name . $postfix;
+                if (mb_strlen($new_name) > 31) {
+                    $new_name = mb_substr($name,0, 31-mb_strlen($postfix)) . $postfix;
+                }
+                $NEW_NAME = mb_strtoupper( $new_name );
+                if ( !isset( $names[ $NEW_NAME ]) ) {
+                    $name = $new_name;
+                    break;
+                }
+            }
+        }
 
-		$this->sheets[$this->curSheet] = ['name' => $name ?: 'Sheet'.($this->curSheet+1), 'hyperlinks' => []];
+        $this->sheets[$this->curSheet] = ['name' => $name, 'hyperlinks' => []];
 
-		if ( is_array( $rows ) && isset( $rows[0] ) && is_array($rows[0]) ) {
+        if ( isset( $rows[0] ) && is_array($rows[0]) ) {
             $this->sheets[$this->curSheet]['rows'] = $rows;
         } else {
             $this->sheets[$this->curSheet]['rows'] = [];
@@ -232,8 +254,8 @@ class SimpleXLSXGen {
                     $this->SI[] = 'No Data';
                 }
                 $si_cnt = count($this->SI);
-				$this->SI = '<si><t>'.implode("</t></si>\r\n<si><t>", $this->SI).'</t></si>';
-				$template = str_replace(['{CNT}', '{STRINGS}'], [ $si_cnt, $this->SI ], $template );
+                $si = '<si><t>'.implode("</t></si>\r\n<si><t>", $this->SI).'</t></si>';
+                $template = str_replace(['{CNT}', '{STRINGS}'], [ $si_cnt, $si ], $template );
                 $this->_writeEntry($fh, $cdrec, $cfilename, $template);
                 $entries++;
             } elseif ( $cfilename === 'xl/worksheets/sheet1.xml' ) {
@@ -494,7 +516,7 @@ class SimpleXLSXGen {
                                 $N = self::N_TIME; // time
                             } elseif ( preg_match( '/^(\d\d\d\d)-(\d\d)-(\d\d) (\d\d):(\d\d):(\d\d)$/', $v, $m ) ) {
                                 $cv = $this->date2excel( $m[1], $m[2], $m[3], $m[4], $m[5], $m[6] );
-								$N = self::N_DATETIME; // [22] m/d/yy h:mm
+                                $N = ((int) $m[1] === 0) ? self::N_TIME : self::N_DATETIME; // [22] m/d/yy h:mm
                             } elseif ( preg_match( '/^(\d\d)\/(\d\d)\/(\d\d\d\d) (\d\d):(\d\d):(\d\d)$/', $v, $m ) ) {
                                 $cv = $this->date2excel( $m[3], $m[2], $m[1], $m[4], $m[5], $m[6] );
                                 $N = self::N_DATETIME; // [22] m/d/yy h:mm
@@ -504,10 +526,14 @@ class SimpleXLSXGen {
                                 $h = explode( '#', $v );
                                 $this->sheets[ $idx ]['hyperlinks'][] = ['ID' => 'rId' . ( count( $this->sheets[ $idx ]['hyperlinks'] ) + 1 ), 'R' => $cname, 'H' => $h[0], 'L' => isset( $h[1] ) ? $h[1] : ''];
                                 $F = self::F_HYPERLINK; // Hyperlink
-							} elseif ( preg_match( "/^([a-zA-Z0-9_\.\-]+)@([a-zA-Z0-9\-]+)\.([a-zA-Z0-9\-\.]*)$/i", $v ) ) {
+                            } elseif ( preg_match( "/^[a-zA-Z0-9_\.\-]+@([a-zA-Z0-9][a-zA-Z0-9\-]*\.)+[a-zA-Z]{2,}$/", $v ) ) {
                                 $this->sheets[ $idx ]['hyperlinks'][] = ['ID' => 'rId' . ( count( $this->sheets[ $idx ]['hyperlinks'] ) + 1 ), 'R' => $cname, 'H' => 'mailto:' . $v, 'L' => ''];
                                 $F = self::F_HYPERLINK; // Hyperlink
                             }
+                            if ( ($N === self::N_DATE || $N === self::N_DATETIME) && $cv < 0 ) {
+                                $cv = null;
+                                $N = 0;
+                            }
                         }
                         if ( !$cv) {
 
@@ -536,7 +562,7 @@ class SimpleXLSXGen {
                     } elseif ( is_float( $v ) ) {
                         $vl = mb_strlen( (string) $v );
                         $cv = $v;
-					} elseif ( $v instanceof DateTime ) {
+                    } elseif ( $v instanceof \DateTime ) {
                         $vl = 16;
                         $cv = $this->date2excel( $v->format('Y'), $v->format('m'), $v->format('d'), $v->format('H'), $v->format('i'), $v->format('s') );
                         $N = self::N_DATETIME; // [22] m/d/yy h:mm
@@ -608,15 +634,16 @@ class SimpleXLSXGen {
     }
 
     public function date2excel($year, $month, $day, $hours=0, $minutes=0, $seconds=0) {
+
         $excelTime = (($hours * 3600) + ($minutes * 60) + $seconds) / 86400;
 
-	    if ( $year === 0 ) {
+        if ( (int) $year === 0 ) {
             return $excelTime;
         }
 
         // self::CALENDAR_WINDOWS_1900
         $excel1900isLeapYear = True;
-		if (((int)$year === 1900) && ($month <= 2)) { $excel1900isLeapYear = False; }
+        if (($year === 1900) && ($month <= 2)) { $excel1900isLeapYear = False; }
         $myExcelBaseDate = 2415020;
 
         // Julian base date Adjustment
@@ -626,9 +653,9 @@ class SimpleXLSXGen {
             $month += 9;
             --$year;
         }
-		//    Calculate the Julian Date, then subtract the Excel base date (JD 2415020 = 31-Dec-1899 Giving Excel Date of 0)
         $century = substr($year,0,2);
         $decade = substr($year,2,2);
+        //    Calculate the Julian Date, then subtract the Excel base date (JD 2415020 = 31-Dec-1899 Giving Excel Date of 0)
         $excelDate = floor((146097 * $century) / 4) + floor((1461 * $decade) / 4) + floor((153 * $month + 2) / 5) + $day + 1721119 - $myExcelBaseDate + $excel1900isLeapYear;
 
         return (float) $excelDate + $excelTime;
@@ -642,6 +669,8 @@ class SimpleXLSXGen {
         return $this;
     }
     public function esc( $str ) {
-		return str_replace( ['&', '<', '>', "\x03"], ['&amp;', '&lt;', '&gt;', ''], $str );
+        // XML UTF-8: #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] | [#x10000-#x10FFFF]
+        // but we use fast version
+        return str_replace( ['&', '<', '>', "\x00","\x03","\x0B"], ['&amp;', '&lt;', '&gt;', '', '', ''], $str );
     }
 }