383 lines
16 KiB
PHP
383 lines
16 KiB
PHP
<?php
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/**
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* Class SimpleXLSXGen
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* Export data to MS Excel. PHP XLSX generator
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* Author: sergey.shuchkin@gmail.com
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*/
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class SimpleXLSXGen {
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public $rows;
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public $template;
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public function __construct() {
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$this->rows = [];
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$this->template = [
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'[Content_Types].xml' => '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<Types xmlns="http://schemas.openxmlformats.org/package/2006/content-types">
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<Override PartName="/_rels/.rels" ContentType="application/vnd.openxmlformats-package.relationships+xml"/>
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<Override PartName="/docProps/app.xml" ContentType="application/vnd.openxmlformats-officedocument.extended-properties+xml"/>
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<Override PartName="/docProps/core.xml" ContentType="application/vnd.openxmlformats-package.core-properties+xml"/>
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<Override PartName="/xl/_rels/workbook.xml.rels" ContentType="application/vnd.openxmlformats-package.relationships+xml"/>
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<Override PartName="/xl/worksheets/sheet1.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.worksheet+xml"/>
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<Override PartName="/xl/sharedStrings.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.sharedStrings+xml"/>
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<Override PartName="/xl/styles.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.styles+xml"/>
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<Override PartName="/xl/workbook.xml" ContentType="application/vnd.openxmlformats-officedocument.spreadsheetml.sheet.main+xml"/>
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</Types>',
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/* <Override PartName="/xl/theme/theme1.xml" ContentType="application/vnd.openxmlformats-officedocument.theme+xml"/> */
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'_rels/.rels' => '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
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<Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/officeDocument" Target="xl/workbook.xml"/>
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<Relationship Id="rId2" Type="http://schemas.openxmlformats.org/package/2006/relationships/metadata/core-properties" Target="docProps/core.xml"/>
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<Relationship Id="rId3" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/extended-properties" Target="docProps/app.xml"/>
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</Relationships>',
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'docProps/app.xml' => '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<Properties xmlns="http://schemas.openxmlformats.org/officeDocument/2006/extended-properties">
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<TotalTime>0</TotalTime>
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<Application>'.__CLASS__.'</Application></Properties>',
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'docProps/core.xml' => '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<cp:coreProperties xmlns:cp="http://schemas.openxmlformats.org/package/2006/metadata/core-properties" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:dcterms="http://purl.org/dc/terms/" xmlns:dcmitype="http://purl.org/dc/dcmitype/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
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<dcterms:created xsi:type="dcterms:W3CDTF">{DATE}</dcterms:created>
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<dc:language>en-US</dc:language>
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<dcterms:modified xsi:type="dcterms:W3CDTF">{DATE}</dcterms:modified>
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<cp:revision>1</cp:revision>
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</cp:coreProperties>',
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'xl/_rels/workbook.xml.rels' => '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<Relationships xmlns="http://schemas.openxmlformats.org/package/2006/relationships">
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<Relationship Id="rId1" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/styles" Target="styles.xml"/>
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<Relationship Id="rId2" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/worksheet" Target="worksheets/sheet1.xml"/>
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<Relationship Id="rId3" Type="http://schemas.openxmlformats.org/officeDocument/2006/relationships/sharedStrings" Target="sharedStrings.xml"/></Relationships>',
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'xl/worksheets/sheet1.xml' => '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<worksheet xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main"><dimension ref="{REF}"/><cols>{COLS}</cols><sheetData>{ROWS}</sheetData></worksheet>',
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'xl/sharedStrings.xml' => '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<sst xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" count="{CNT}" uniqueCount="{CNT}">{STRINGS}</sst>',
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'xl/styles.xml' => '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<styleSheet xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main">
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<fonts count="1"><font><name val="Calibri"/><family val="2"/></font></fonts>
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<fills count="1"><fill><patternFill patternType="none"/></fill></fills>
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<borders count="1"><border diagonalUp="false" diagonalDown="false"><left/><right/><top/><bottom/><diagonal/></border></borders>
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<cellStyleXfs count="1"><xf numFmtId="0" fontId="0" fillId="0" borderId="0" /></cellStyleXfs>
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<cellXfs count="6">
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<xf numFmtId="0" fontId="0" fillId="0" borderId="0" xfId="0"/>
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<xf numFmtId="9" fontId="0" fillId="0" borderId="0" xfId="0"/>
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<xf numFmtId="10" fontId="0" fillId="0" borderId="0" xfId="0"/>
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<xf numFmtId="14" fontId="0" fillId="0" borderId="0" xfId="0"/>
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<xf numFmtId="20" fontId="0" fillId="0" borderId="0" xfId="0"/>
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<xf numFmtId="22" fontId="0" fillId="0" borderId="0" xfId="0"/>
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</cellXfs>
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<cellStyles count="1"><cellStyle name="Normal" xfId="0" builtinId="0"/></cellStyles>
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</styleSheet>',
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'xl/workbook.xml' => '<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<workbook xmlns="http://schemas.openxmlformats.org/spreadsheetml/2006/main" xmlns:r="http://schemas.openxmlformats.org/officeDocument/2006/relationships">
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<fileVersion appName="'.__CLASS__.'"/>
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<workbookPr backupFile="false" showObjects="all" date1904="false"/>
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<bookViews>
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<workbookView showHorizontalScroll="true" showVerticalScroll="true" showSheetTabs="true" xWindow="0" yWindow="0" windowWidth="16384" windowHeight="8192" tabRatio="205" firstSheet="0" activeTab="0"/>
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</bookViews>
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<sheets><sheet name="Sheet1" sheetId="1" state="visible" r:id="rId2"/></sheets>
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<calcPr iterateCount="100" refMode="A1" iterate="false" iterateDelta="0.001"/>
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</workbook>'
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];
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// <col min="1" max="1" width="22.1796875" bestFit="1" customWidth="1"/>
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// <row r="1" spans="1:2" x14ac:dyDescent="0.35"><c r="A1" t="s"><v>0</v></c><c r="B1"><v>100</v></c></row><row r="2" spans="1:2" x14ac:dyDescent="0.35"><c r="A2" t="s"><v>1</v></c><c r="B2"><v>200</v></c></row>
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// <si><t>Простой шаблон</t></si><si><t>Будем делать генератор</t></si>
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}
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public static function fromArray( array $rows ) {
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$xlsx = new self();
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$xlsx->setRows( $rows );
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return $xlsx;
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}
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public function setRows( $rows ) {
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if ( is_array( $rows ) && isset( $rows[0] ) && is_array($rows[0]) ) {
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$this->rows = $rows;
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} else {
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$this->rows = [];
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}
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}
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public function __toString() {
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$fh = fopen( 'php://memory', 'wb' );
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if ( ! $fh ) {
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return '';
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}
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if ( ! $this->_generate( $fh ) ) {
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fclose( $fh );
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return '';
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}
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$size = ftell( $fh );
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fseek( $fh, 0);
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return (string) fread( $fh, $size );
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}
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public function saveAs( $filename ) {
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$fh = fopen( $filename, 'wb' );
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if (!$fh) {
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return false;
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}
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if ( !$this->_generate($fh) ) {
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fclose($fh);
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return false;
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}
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fclose($fh);
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return true;
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}
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public function download() {
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return $this->downloadAs( gmdate('YmdHi.xlsx') );
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}
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public function downloadAs( $filename ) {
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$fh = fopen('php://memory','wb');
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if (!$fh) {
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return false;
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}
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if ( !$this->_generate( $fh )) {
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fclose( $fh );
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return false;
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}
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$size = ftell($fh);
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header('Content-type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
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header('Content-Disposition: attachment; filename="'.$filename.'"');
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header('Last-Modified: ' . gmdate('D, d M Y H:i:s \G\M\T' , time() ));
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header('Content-Length: '.$size);
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while( ob_get_level() ) {
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ob_end_clean();
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}
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fseek($fh,0);
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fpassthru( $fh );
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fclose($fh);
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return true;
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}
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private function _generate( $fh ) {
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$zipSignature = "\x50\x4b\x03\x04"; // local file header signature
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$dirSignature = "\x50\x4b\x01\x02"; // central dir header signature
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$dirSignatureE= "\x50\x4b\x05\x06"; // end of central dir signature
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$zipComments = 'Generated by '.__CLASS__.' PHP class, thanks sergey.shuchkin@gmail.com';
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// $fh = fopen( $filename, 'wb' );
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if (!$fh) {
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return false;
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}
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$SI = [];
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$COLS = [];
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$ROWS = [];
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if ( count($this->rows) ) {
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$CUR_ROW = 0;
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$COL = [];
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foreach( $this->rows as $r ) {
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$CUR_ROW++;
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$row = '<row r="'.$CUR_ROW.'">';
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$CUR_COL = 0;
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foreach( $r as $k => $v ) {
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$CUR_COL++;
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if ( !isset($COL[ $CUR_COL ])) {
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$COL[ $CUR_COL ] = 0;
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}
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if ( $v === null || $v === '' ) {
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continue;
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}
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$COL[ $CUR_COL ] = max( mb_strlen( (string) $v ), $COL[ $CUR_COL ] );
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$cname = $this->_num2name($CUR_COL).$CUR_ROW;
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$ct = $cs = null;
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if ( is_string($v) ) {
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if ( preg_match( '/^[-+]?\d{1,18}$/', $v ) ) {
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$cv = ltrim($v,'+');
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} elseif ( preg_match('/^[-+]?\d+\.?\d*$/', $v ) ) {
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$cv = ltrim($v,'+');
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} elseif ( preg_match('/^([-+]?\d+)%$/', $v, $m) ) {
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$cv = round( $m[1] / 100, 2);
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$cs = 1; // [9] 0%
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} elseif ( preg_match('/^([-+]\d+\.\d*)%$/', $v, $m) ) {
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$cv = round( $m[1] / 100, 4 );
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$cs = 2; // [10] 0.00%
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} elseif ( preg_match('/^(\d\d\d\d)-(\d\d)-(\d\d)$/', $v, $m ) ){
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$cv = $this->_date2excel($m[1],$m[2],$m[3]);
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$cs = 3; // [14] mm-dd-yy
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} elseif ( preg_match('/^(\d\d):(\d\d):(\d\d)$/', $v, $m ) ){
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$cv = $this->_date2excel(0,0,0,$m[1],$m[2],$m[3]);
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$cs = 4; // [14] mm-dd-yy
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} elseif ( preg_match('/^(\d\d\d\d)-(\d\d)-(\d\d) (\d\d):(\d\d):(\d\d)$/', $v, $m ) ){
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$cv = $this->_date2excel($m[1],$m[2],$m[3],$m[4],$m[5],$m[6]);
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$cs = 5; // [22] m/d/yy h:mm
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} else {
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$ct = 's'; // shared string
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$v = htmlentities($v, ENT_QUOTES);
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$cv = array_search( $v, $SI, true );
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if ( $cv === false ) {
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$SI[] = $v;
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$cv = count( $SI ) - 1;
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}
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}
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} elseif ( is_int( $v ) || is_float( $v ) ) {
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$cv = $v;
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} else {
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continue;
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}
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$row .= '<c r="' . $cname . '"'.($ct ? ' t="'.$ct.'"' : '').($cs ? ' s="'.$cs.'"' : '').'><v>' . $cv . "</v></c>\r\n";
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}
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$ROWS[] = $row . "</row>\r\n";
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}
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foreach ( $COL as $k => $max ) {
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$COLS[] = '<col min="'.$k.'" max="'.$k.'" width="'.min( $max, 60).'" bestFit="1" customWidth="1" />';
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}
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$REF = 'A1:'.$this->_num2name(count($COLS)).$CUR_ROW;
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} else {
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// $COLS[] = '<col min="1" max="7" width="7.18" bestFit="1" customWidth="1" />';
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$COLS[] = '<col min="1" max="7" bestFit="1" />';
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$ROWS[] = '<row r="1"><c r="A1" t="s"><v>0</v></c></row>';
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$REF = 'A1:A1';
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$SI[] = 'No Data';
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}
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$SI_CNT = count($SI);
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$SI = '<si><t>'.implode("</t></si>\r\n<si><t>", $SI).'</t></si>';
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$cdrec = '';
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foreach ($this->template as $cfilename => $data ) {
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if ( $cfilename === 'docProps/core.xml' ) {
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$data = str_replace('{DATE}', gmdate('Y-m-d\TH:i:s\Z'), $data);
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} elseif ( $cfilename === 'xl/sharedStrings.xml' ) {
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$data = str_replace(['{CNT}', '{STRINGS}'], [ $SI_CNT, $SI ], $data );
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} elseif ( $cfilename === 'xl/worksheets/sheet1.xml' ) {
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$data = str_replace(['{REF}','{COLS}','{ROWS}'],[ $REF, implode("\r\n", $COLS), implode("\r\n",$ROWS) ], $data );
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}
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$e = [];
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$e['uncsize'] = mb_strlen($data, '8bit');
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// if data to compress is too small, just store it
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if($e['uncsize'] < 256){
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$e['comsize'] = $e['uncsize'];
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$e['vneeded'] = 10;
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$e['cmethod'] = 0;
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$zdata = $data;
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} else{ // otherwise, compress it
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$zdata = gzcompress($data);
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$zdata = substr(substr($zdata, 0, - 4 ), 2); // fix crc bug (thanks to Eric Mueller)
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$e['comsize'] = mb_strlen($zdata, '8bit');
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$e['vneeded'] = 10;
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$e['cmethod'] = 8;
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}
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$e['bitflag'] = 0;
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$e['crc_32'] = crc32($data);
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// Convert date and time to DOS Format, and set then
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$lastmod_timeS = str_pad(decbin(date('s')>=32?date('s')-32:date('s')), 5, '0', STR_PAD_LEFT);
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$lastmod_timeM = str_pad(decbin(date('i')), 6, '0', STR_PAD_LEFT);
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$lastmod_timeH = str_pad(decbin(date('H')), 5, '0', STR_PAD_LEFT);
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$lastmod_dateD = str_pad(decbin(date('d')), 5, '0', STR_PAD_LEFT);
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$lastmod_dateM = str_pad(decbin(date('m')), 4, '0', STR_PAD_LEFT);
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$lastmod_dateY = str_pad(decbin(date('Y')-1980), 7, '0', STR_PAD_LEFT);
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# echo "ModTime: $lastmod_timeS-$lastmod_timeM-$lastmod_timeH (".date("s H H").")\n";
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# echo "ModDate: $lastmod_dateD-$lastmod_dateM-$lastmod_dateY (".date("d m Y").")\n";
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$e['modtime'] = bindec("$lastmod_timeH$lastmod_timeM$lastmod_timeS");
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$e['moddate'] = bindec("$lastmod_dateY$lastmod_dateM$lastmod_dateD");
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$e['offset'] = ftell($fh);
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/** @noinspection DisconnectedForeachInstructionInspection */
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fwrite($fh, $zipSignature);
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fwrite($fh, pack('s', $e['vneeded'])); // version_needed
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fwrite($fh, pack('s', $e['bitflag'])); // general_bit_flag
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fwrite($fh, pack('s', $e['cmethod'])); // compression_method
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fwrite($fh, pack('s', $e['modtime'])); // lastmod_time
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fwrite($fh, pack('s', $e['moddate'])); // lastmod_date
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fwrite($fh, pack('V', $e['crc_32'])); // crc-32
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fwrite($fh, pack('I', $e['comsize'])); // compressed_size
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fwrite($fh, pack('I', $e['uncsize'])); // uncompressed_size
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fwrite($fh, pack('s', mb_strlen($cfilename, '8bit'))); // file_name_length
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/** @noinspection DisconnectedForeachInstructionInspection */
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fwrite($fh, pack('s', 0)); // extra_field_length
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fwrite($fh, $cfilename); // file_name
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// ignoring extra_field
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fwrite($fh, $zdata);
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// Append it to central dir
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$e['external_attributes'] = (substr($cfilename, -1) === '/'&&!$zdata)?16:32; // Directory or file name
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$e['comments'] = '';
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$cdrec .= $dirSignature;
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$cdrec .= "\x0\x0"; // version made by
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$cdrec .= pack('v', $e['vneeded']); // version needed to extract
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$cdrec .= "\x0\x0"; // general bit flag
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$cdrec .= pack('v', $e['cmethod']); // compression method
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$cdrec .= pack('v', $e['modtime']); // lastmod time
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$cdrec .= pack('v', $e['moddate']); // lastmod date
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$cdrec .= pack('V', $e['crc_32']); // crc32
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$cdrec .= pack('V', $e['comsize']); // compressed filesize
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$cdrec .= pack('V', $e['uncsize']); // uncompressed filesize
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$cdrec .= pack('v', mb_strlen($cfilename,'8bit')); // file name length
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$cdrec .= pack('v', 0); // extra field length
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$cdrec .= pack('v', mb_strlen($e['comments'],'8bit')); // file comment length
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$cdrec .= pack('v', 0); // disk number start
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$cdrec .= pack('v', 0); // internal file attributes
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$cdrec .= pack('V', $e['external_attributes']); // internal file attributes
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$cdrec .= pack('V', $e['offset']); // relative offset of local header
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$cdrec .= $cfilename;
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$cdrec .= $e['comments'];
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}
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$before_cd = ftell($fh);
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fwrite($fh, $cdrec);
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// end of central dir
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fwrite($fh, $dirSignatureE);
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fwrite($fh, pack('v', 0)); // number of this disk
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fwrite($fh, pack('v', 0)); // number of the disk with the start of the central directory
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fwrite($fh, pack('v', count( $this->template ))); // total # of entries "on this disk"
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fwrite($fh, pack('v', count( $this->template ))); // total # of entries overall
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fwrite($fh, pack('V', mb_strlen($cdrec,'8bit'))); // size of central dir
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fwrite($fh, pack('V', $before_cd)); // offset to start of central dir
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fwrite($fh, pack('v', mb_strlen($zipComments,'8bit'))); // .zip file comment length
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fwrite($fh, $zipComments);
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return true;
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}
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private function _num2name($num) {
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$numeric = ($num-1) % 26;
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$letter = chr( 65 + $numeric );
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$num2 = (int) ( ($num-1) / 26 );
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if ( $num2 > 0 ) {
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return $this->_num2name( $num2 - 1 ) . $letter;
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}
|
|
|
|
return $letter;
|
|
}
|
|
private function _date2excel($year, $month, $day, $hours=0, $minutes=0, $seconds=0) {
|
|
// self::CALENDAR_WINDOWS_1900
|
|
$excel1900isLeapYear = True;
|
|
if (((int)$year === 1900) && ($month <= 2)) { $excel1900isLeapYear = False; }
|
|
$myExcelBaseDate = 2415020;
|
|
|
|
// Julian base date Adjustment
|
|
if ($month > 2) {
|
|
$month -= 3;
|
|
} else {
|
|
$month += 9;
|
|
--$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);
|
|
$excelDate = floor((146097 * $century) / 4) + floor((1461 * $decade) / 4) + floor((153 * $month + 2) / 5) + $day + 1721119 - $myExcelBaseDate + $excel1900isLeapYear;
|
|
|
|
$excelTime = (($hours * 3600) + ($minutes * 60) + $seconds) / 86400;
|
|
|
|
return (float) $excelDate + $excelTime;
|
|
}
|
|
} |