curSheet = -1; $this->defaultFont = 'Calibri'; $this->sheets = [ ['name' => 'Sheet1', 'rows' => [], 'hyperlinks' => [], 'mergecells' => [] ] ]; $this->SI = []; // sharedStrings index $this->SI_KEYS = []; // & keys $this->XF = [ // styles [self::N_NORMAL, self::A_DEFAULT, self::F_NORMAL, self::FL_NONE, 0, 0], [self::N_NORMAL, self::A_DEFAULT, self::F_NORMAL, self::FL_GRAY_125, 0, 0], // hack ]; $this->XF_KEYS['0-0-0-0-0-0'] = 0; // & keys $this->XF_KEYS['0-0-0-16-0-0'] = 1; $this->template = [ '_rels/.rels' => ' ', 'docProps/app.xml' => ' 0 '.__CLASS__.'', 'docProps/core.xml' => ' {DATE} en-US {DATE} 1 ', 'xl/_rels/workbook.xml.rels' => ' {SHEETS}', 'xl/worksheets/sheet1.xml' => ' {COLS}{ROWS}{MERGECELLS}{HYPERLINKS}', 'xl/worksheets/_rels/sheet1.xml.rels' => ' {HYPERLINKS}', 'xl/sharedStrings.xml' => ' {STRINGS}', 'xl/styles.xml' => ' {FONTS} {FILLS} {XF} ', 'xl/workbook.xml' => ' {SHEETS} ', '[Content_Types].xml' => ' {TYPES} ', ]; // // 01001200 // Простой шаблонБудем делать генератор } public static function fromArray( array $rows, $sheetName = null ) { 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, 'hyperlinks' => [], 'mergecells' => []]; if ( isset( $rows[0] ) && is_array($rows[0]) ) { $this->sheets[$this->curSheet]['rows'] = $rows; } else { $this->sheets[$this->curSheet]['rows'] = []; } return $this; } public function __toString() { $fh = fopen( 'php://memory', 'wb' ); if ( ! $fh ) { return ''; } if ( ! $this->_write( $fh ) ) { fclose( $fh ); return ''; } $size = ftell( $fh ); fseek( $fh, 0); return (string) fread( $fh, $size ); } public function saveAs( $filename ) { $fh = fopen( $filename, 'wb' ); if (!$fh) { return false; } if ( !$this->_write($fh) ) { fclose($fh); return false; } fclose($fh); return true; } public function download() { return $this->downloadAs( gmdate('YmdHi') . '.xlsx' ); } public function downloadAs( $filename ) { $fh = fopen('php://memory','wb'); if (!$fh) { return false; } if ( !$this->_write( $fh )) { fclose( $fh ); return false; } $size = ftell($fh); header('Content-type: application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'); header('Content-Disposition: attachment; filename="'.$filename.'"'); header('Last-Modified: ' . gmdate('D, d M Y H:i:s \G\M\T' , time() )); header('Content-Length: '.$size); while( ob_get_level() ) { ob_end_clean(); } fseek($fh,0); fpassthru( $fh ); fclose($fh); return true; } protected function _write( $fh ) { $dirSignatureE= "\x50\x4b\x05\x06"; // end of central dir signature $zipComments = 'Generated by '.__CLASS__.' PHP class, thanks sergey.shuchkin@gmail.com'; if (!$fh) { return false; } $cdrec = ''; // central directory content $entries= 0; // number of zipped files $cnt_sheets = count( $this->sheets ); foreach ($this->template as $cfilename => $template ) { if ( $cfilename === 'xl/_rels/workbook.xml.rels' ) { $s = ''; for ( $i = 0; $i < $cnt_sheets; $i++) { $s .= '\n"; } $s .= ''; $template = str_replace('{SHEETS}', $s, $template); $this->_writeEntry($fh, $cdrec, $cfilename, $template); $entries++; } elseif ( $cfilename === 'xl/workbook.xml' ) { $s = ''; foreach ( $this->sheets as $k => $v ) { $s .= ''; } $template = str_replace('{SHEETS}', $s, $template); $this->_writeEntry($fh, $cdrec, $cfilename, $template); $entries++; } elseif ( $cfilename === 'docProps/core.xml' ) { $template = str_replace('{DATE}', gmdate('Y-m-d\TH:i:s\Z'), $template); $this->_writeEntry($fh, $cdrec, $cfilename, $template); $entries++; } elseif ( $cfilename === 'xl/sharedStrings.xml' ) { if (!count($this->SI)) { $this->SI[] = 'No Data'; } $si_cnt = count($this->SI); $si = ''.implode("\r\n", $this->SI).''; $template = str_replace(['{CNT}', '{STRINGS}'], [ $si_cnt, $si ], $template ); $this->_writeEntry($fh, $cdrec, $cfilename, $template); $entries++; } elseif ( $cfilename === 'xl/worksheets/sheet1.xml' ) { foreach ( $this->sheets as $k => $v ) { $filename = 'xl/worksheets/sheet'.($k+1).'.xml'; $xml = $this->_sheetToXML($k, $template); $this->_writeEntry($fh, $cdrec, $filename, $xml ); $entries++; } $xml = null; } elseif ( $cfilename === 'xl/worksheets/_rels/sheet1.xml.rels' ) { foreach ( $this->sheets as $k => $v ) { if ( count($v['hyperlinks'])) { $RH = []; $filename = 'xl/worksheets/_rels/sheet' . ( $k + 1 ) . '.xml.rels'; foreach ( $v['hyperlinks'] as $h ) { $RH[] = ''; } $xml = str_replace( '{HYPERLINKS}', implode( "\r\n", $RH ), $template ); $this->_writeEntry( $fh, $cdrec, $filename, $xml ); $entries++; } } $xml = null; } elseif ( $cfilename === '[Content_Types].xml' ) { $TYPES = ['']; foreach ( $this->sheets as $k => $v) { $TYPES[] = ''; if (count( $v['hyperlinks'])) { $TYPES[] = ''; } } $template = str_replace('{TYPES}', implode("\r\n", $TYPES), $template); $this->_writeEntry($fh, $cdrec, $cfilename, $template); $entries++; } elseif ( $cfilename === 'xl/styles.xml' ) { $XF = $FONTS = $F_KEYS = $FILLS = $FL_KEYS = []; // print_r( $this->XF ); foreach( $this->XF as $xf ) { // 0 - num fmt, 1 - align, 2 - font, 3 - fill, 4 - font color, 5 - bgcolor // fonts $F_KEY = $xf[2].'-'.$xf[4]; if ( isset($F_KEYS[ $F_KEY ]) ) { $F_ID = $F_KEYS[ $F_KEY ]; } else { $F_ID = $F_KEYS[ $F_KEY ] = count( $FONTS ); $FONTS[] = '' . ( $this->defaultFontSize ? '' : '' ) .( $xf[2] & self::F_BOLD ? '' : '') .( $xf[2] & self::F_ITALIC ? '' : '') .( $xf[2] & self::F_UNDERLINE ? '' : '') .( $xf[2] & self::F_STRIKE ? '' : '') .( $xf[2] & self::F_HYPERLINK ? '' : '') .( $xf[2] & self::F_COLOR ? '' : '') .''; } // fills $FL_KEY = $xf[3].'-'.$xf[5]; if (isset($FL_KEYS[$FL_KEY])) { $FL_ID = $FL_KEYS[ $FL_KEY ]; } else { $FL_ID = $FL_KEYS[ $FL_KEY ] = count($FILLS); $FILLS[] = '' : ' />') .''; } $align = ($xf[1] & self::A_LEFT ? ' horizontal="left"' : '') .($xf[1] & self::A_RIGHT ? ' horizontal="right"' : '') .($xf[1] & self::A_CENTER ? ' horizontal="center"' : '') .($xf[1] & self::A_TOP ? ' vertical="top"' : '') .($xf[1] & self::A_MIDDLE ? ' vertical="center"' : '') .($xf[1] & self::A_BOTTOM ? ' vertical="bottom"' : ''); $XF[] = ' 0 ? ' applyNumberFormat="1"' : '') .($F_ID > 0 ? ' applyFont="1"' : '') .($FL_ID > 0 ? ' applyFill="1"' : '') .($align ? ' applyAlignment="1">' : '/>'); } // wrap collections array_unshift( $XF, ''); $XF[] = ''; array_unshift($FONTS, ''); $FONTS[] = ''; array_unshift($FILLS, ''); $FILLS[] = ''; $template = str_replace(['{FONTS}','{XF}','{FILLS}'], [implode("\r\n", $FONTS), implode("\r\n", $XF), implode("\r\n", $FILLS)], $template); $this->_writeEntry($fh, $cdrec, $cfilename, $template); $entries++; } else { $this->_writeEntry($fh, $cdrec, $cfilename, $template); $entries++; } } $before_cd = ftell($fh); fwrite($fh, $cdrec); // end of central dir fwrite($fh, $dirSignatureE); fwrite($fh, pack('v', 0)); // number of this disk fwrite($fh, pack('v', 0)); // number of the disk with the start of the central directory fwrite($fh, pack('v', $entries)); // total # of entries "on this disk" fwrite($fh, pack('v', $entries)); // total # of entries overall fwrite($fh, pack('V', mb_strlen($cdrec,'8bit'))); // size of central dir fwrite($fh, pack('V', $before_cd)); // offset to start of central dir fwrite($fh, pack('v', mb_strlen($zipComments,'8bit'))); // .zip file comment length fwrite($fh, $zipComments); return true; } protected function _writeEntry($fh, &$cdrec, $cfilename, $data) { $zipSignature = "\x50\x4b\x03\x04"; // local file header signature $dirSignature = "\x50\x4b\x01\x02"; // central dir header signature $e = []; $e['uncsize'] = mb_strlen($data, '8bit'); // if data to compress is too small, just store it if($e['uncsize'] < 256){ $e['comsize'] = $e['uncsize']; $e['vneeded'] = 10; $e['cmethod'] = 0; $zdata = $data; } else{ // otherwise, compress it $zdata = gzcompress($data); $zdata = substr(substr($zdata, 0, - 4 ), 2); // fix crc bug (thanks to Eric Mueller) $e['comsize'] = mb_strlen($zdata, '8bit'); $e['vneeded'] = 10; $e['cmethod'] = 8; } $e['bitflag'] = 0; $e['crc_32'] = crc32($data); // Convert date and time to DOS Format, and set then $lastmod_timeS = str_pad(decbin(date('s')>=32?date('s')-32:date('s')), 5, '0', STR_PAD_LEFT); $lastmod_timeM = str_pad(decbin(date('i')), 6, '0', STR_PAD_LEFT); $lastmod_timeH = str_pad(decbin(date('H')), 5, '0', STR_PAD_LEFT); $lastmod_dateD = str_pad(decbin(date('d')), 5, '0', STR_PAD_LEFT); $lastmod_dateM = str_pad(decbin(date('m')), 4, '0', STR_PAD_LEFT); $lastmod_dateY = str_pad(decbin(date('Y')-1980), 7, '0', STR_PAD_LEFT); # echo "ModTime: $lastmod_timeS-$lastmod_timeM-$lastmod_timeH (".date("s H H").")\n"; # echo "ModDate: $lastmod_dateD-$lastmod_dateM-$lastmod_dateY (".date("d m Y").")\n"; $e['modtime'] = bindec("$lastmod_timeH$lastmod_timeM$lastmod_timeS"); $e['moddate'] = bindec("$lastmod_dateY$lastmod_dateM$lastmod_dateD"); $e['offset'] = ftell($fh); fwrite($fh, $zipSignature); fwrite($fh, pack('s', $e['vneeded'])); // version_needed fwrite($fh, pack('s', $e['bitflag'])); // general_bit_flag fwrite($fh, pack('s', $e['cmethod'])); // compression_method fwrite($fh, pack('s', $e['modtime'])); // lastmod_time fwrite($fh, pack('s', $e['moddate'])); // lastmod_date fwrite($fh, pack('V', $e['crc_32'])); // crc-32 fwrite($fh, pack('I', $e['comsize'])); // compressed_size fwrite($fh, pack('I', $e['uncsize'])); // uncompressed_size fwrite($fh, pack('s', mb_strlen($cfilename, '8bit'))); // file_name_length fwrite($fh, pack('s', 0)); // extra_field_length fwrite($fh, $cfilename); // file_name // ignoring extra_field fwrite($fh, $zdata); // Append it to central dir $e['external_attributes'] = (substr($cfilename, -1) === '/'&&!$zdata)?16:32; // Directory or file name $e['comments'] = ''; $cdrec .= $dirSignature; $cdrec .= "\x0\x0"; // version made by $cdrec .= pack('v', $e['vneeded']); // version needed to extract $cdrec .= "\x0\x0"; // general bit flag $cdrec .= pack('v', $e['cmethod']); // compression method $cdrec .= pack('v', $e['modtime']); // lastmod time $cdrec .= pack('v', $e['moddate']); // lastmod date $cdrec .= pack('V', $e['crc_32']); // crc32 $cdrec .= pack('V', $e['comsize']); // compressed filesize $cdrec .= pack('V', $e['uncsize']); // uncompressed filesize $cdrec .= pack('v', mb_strlen($cfilename,'8bit')); // file name length $cdrec .= pack('v', 0); // extra field length $cdrec .= pack('v', mb_strlen($e['comments'],'8bit')); // file comment length $cdrec .= pack('v', 0); // disk number start $cdrec .= pack('v', 0); // internal file attributes $cdrec .= pack('V', $e['external_attributes']); // internal file attributes $cdrec .= pack('V', $e['offset']); // relative offset of local header $cdrec .= $cfilename; $cdrec .= $e['comments']; } protected function _sheetToXML($idx, $template) { // locale floats fr_FR 1.234,56 -> 1234.56 $_loc = setlocale(LC_NUMERIC, 0); setlocale(LC_NUMERIC,'C'); $COLS = []; $ROWS = []; if ( count($this->sheets[$idx]['rows']) ) { $COLS[] = ''; $CUR_ROW = 0; $COL = []; foreach( $this->sheets[$idx]['rows'] as $r ) { $CUR_ROW++; $row = ''; $CUR_COL = 0; $RH = 0; // row height foreach( $r as $v ) { $CUR_COL++; if ( !isset($COL[ $CUR_COL ])) { $COL[ $CUR_COL ] = 0; } $cname = $this->num2name($CUR_COL) . $CUR_ROW; if ( $v === null || $v === '' ) { $row .= ''; continue; } $ct = $cv = null; $N = $A = $F = $FL = $C = $B = 0; if ( is_string($v) ) { if ( $v[0] === "\0" ) { // RAW value as string $v = substr($v,1); $vl = mb_strlen( $v ); } else { if ( strpos( $v, '<' ) !== false ) { // tags? if ( strpos( $v, '' ) !== false ) { $F += self::F_BOLD; } if ( strpos( $v, '' ) !== false ) { $F += self::F_ITALIC; } if ( strpos( $v, '' ) !== false ) { $F += self::F_UNDERLINE; } if ( strpos( $v, '' ) !== false ) { $F += self::F_STRIKE; } if ( preg_match('/]+)>/', $v, $m ) ) { if ( preg_match('/ color="([^"]+)"/', $m[1], $m2) ) { $F += self::F_COLOR; $C = strlen($m2[1]) === 8 ? $m2[1] : ('FF' . ltrim($m2[1],'#')); } if ( preg_match('/ bgcolor="([^"]+)"/', $m[1], $m2) ) { $FL += self::FL_COLOR; $B = strlen($m2[1]) === 8 ? $m2[1] : ('FF' . ltrim($m2[1],'#')); } if ( preg_match('/ height="([^"]+)"/', $m[1], $m2) ) { $RH = $m2[1]; } } if ( strpos( $v, '' ) !== false ) { $A += self::A_LEFT; } if ( strpos( $v, '
' ) !== false ) { $A += self::A_CENTER; } if ( strpos( $v, '' ) !== false ) { $A += self::A_RIGHT; } if ( strpos( $v, '' ) !== false ) { $A += self::A_TOP; } if ( strpos( $v, '' ) !== false ) { $A += self::A_MIDDLE; } if ( strpos( $v, '' ) !== false ) { $A += self::A_BOTTOM; } if ( preg_match( '/(.*?)<\/a>/i', $v, $m ) ) { $h = explode( '#', $m[1] ); $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 } if ( preg_match( '/(.*?)<\/a>/i', $v, $m ) ) { $this->sheets[ $idx ]['hyperlinks'][] = ['ID' => 'rId' . ( count( $this->sheets[ $idx ]['hyperlinks'] ) + 1 ), 'R' => $cname, 'H' => $m[1], 'L' => '']; $F += self::F_HYPERLINK; // mailto hyperlink } $v = strip_tags( $v ); } // tags $vl = mb_strlen( $v ); if ( $v === '0' || preg_match( '/^[-+]?[1-9]\d{0,14}$/', $v ) ) { // Integer as General $cv = ltrim( $v, '+' ); if ( $vl > 10 ) { $N = self::N_INT; // [1] 0 } } elseif ( preg_match( '/^[-+]?(0|[1-9]\d*)\.(\d+)$/', $v, $m ) ) { $cv = ltrim( $v, '+' ); if ( strlen( $m[2] ) < 3 ) { $N = self::N_DEC; } } elseif ( preg_match( '/^([-+]?\d+)%$/', $v, $m ) ) { $cv = round( $m[1] / 100, 2 ); $N = self::N_PERCENT_INT; // [9] 0% } elseif ( preg_match( '/^([-+]?\d+\.\d+)%$/', $v, $m ) ) { $cv = round( $m[1] / 100, 4 ); $N = self::N_PRECENT_DEC; // [10] 0.00% } elseif ( preg_match( '/^(\d\d\d\d)-(\d\d)-(\d\d)$/', $v, $m ) ) { $cv = $this->date2excel( $m[1], $m[2], $m[3] ); $N = self::N_DATE; // [14] mm-dd-yy } elseif ( preg_match( '/^(\d\d)\/(\d\d)\/(\d\d\d\d)$/', $v, $m ) ) { $cv = $this->date2excel( $m[3], $m[2], $m[1] ); $N = self::N_DATE; // [14] mm-dd-yy } elseif ( preg_match( '/^(\d\d):(\d\d):(\d\d)$/', $v, $m ) ) { $cv = $this->date2excel( 0, 0, 0, $m[1], $m[2], $m[3] ); $N = self::N_TIME; // time } elseif ( preg_match( '/^(\d\d\d\d)-(\d\d)-(\d\d) (\d\d):(\d\d):(\d\d)$/', $v, $m ) ) { $cv = $this->date2excel( $m[1], $m[2], $m[3], $m[4], $m[5], $m[6] ); $N = ((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] ); $N = self::N_DATETIME; // [22] m/d/yy h:mm } elseif ( preg_match( '/^[0-9+-.]+$/', $v ) ) { // Long ? $A += self::A_RIGHT; } elseif ( preg_match( '/^https?:\/\/\S+$/i', $v ) ) { $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] : '']; $F += self::F_HYPERLINK; // Hyperlink } elseif ( preg_match( "/^[a-zA-Z0-9_\.\-]+@([a-zA-Z0-9][a-zA-Z0-9\-]*\.)+[a-zA-Z]{2,}$/", $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) { $v = $this->esc( $v ); if ( mb_strlen( $v ) > 160 ) { $ct = 'inlineStr'; $cv = $v; } else { $ct = 's'; // shared string $cv = false; $skey = '~' . $v; if ( isset( $this->SI_KEYS[ $skey ] ) ) { $cv = $this->SI_KEYS[ $skey ]; } if ( $cv === false ) { $this->SI[] = $v; $cv = count( $this->SI ) - 1; $this->SI_KEYS[ $skey ] = $cv; } } } } elseif ( is_int( $v ) ) { $vl = mb_strlen( (string) $v ); $cv = $v; } elseif ( is_float( $v ) ) { $vl = mb_strlen( (string) $v ); $cv = $v; } 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 } else { continue; } $COL[ $CUR_COL ] = max( $vl, $COL[ $CUR_COL ] ); $cs = 0; if ( $N + $A + $F + $FL > 0 ) { if ( $FL === self::FL_COLOR ) { $FL += self::FL_SOLID; } if ( ($F & self::F_HYPERLINK) && !($F & self::F_COLOR)) { $F += self::F_COLOR; $C = 'FF0563C1'; } $XF_KEY = $N . '-' . $A . '-' . $F. '-'. $FL . '-' . $C . '-' . $B; // echo $cname .'='.$XF_KEY.PHP_EOL; if ( isset( $this->XF_KEYS[ $XF_KEY ] ) ) { $cs = $this->XF_KEYS[ $XF_KEY ]; } if ( $cs === 0 ) { $cs = count( $this->XF ); $this->XF_KEYS[ $XF_KEY ] = $cs; $this->XF[] = [$N, $A, $F, $FL, $C, $B]; } } $row .= '' . ($ct === 'inlineStr' ? '' . $cv . '' : '' . $cv . '') . "\r\n"; } $ROWS[] = ''.$row . ""; } foreach ( $COL as $k => $max ) { $COLS[] = ''; } $COLS[] = ''; $REF = 'A1:'.$this->num2name(count($COL)) . $CUR_ROW; } else { $ROWS[] = '0'; $REF = 'A1:A1'; } $MERGECELLS = []; if ( count($this->sheets[$idx]['mergecells']) ) { $MERGECELLS[] = ''; $MERGECELLS[] = ''; foreach( $this->sheets[$idx]['mergecells'] as $m ) { $MERGECELLS[] = ''; } $MERGECELLS[] = ''; } $HYPERLINKS = []; if ( count( $this->sheets[$idx]['hyperlinks']) ) { $HYPERLINKS[] = ''; foreach ( $this->sheets[$idx]['hyperlinks'] as $h ) { $HYPERLINKS[] = ''; } $HYPERLINKS[] = ''; } //restore locale setlocale(LC_NUMERIC, $_loc); return str_replace(['{REF}','{COLS}','{ROWS}','{MERGECELLS}','{HYPERLINKS}'], [ $REF, implode("\r\n", $COLS), implode("\r\n",$ROWS), implode("\r\n", $MERGECELLS), implode("\r\n", $HYPERLINKS) ], $template ); } public function num2name($num) { $numeric = ($num - 1) % 26; $letter = chr( 65 + $numeric ); $num2 = (int) ( ($num-1) / 26 ); if ( $num2 > 0 ) { return $this->num2name( $num2 ) . $letter; } return $letter; } public function date2excel($year, $month, $day, $hours=0, $minutes=0, $seconds=0) { $excelTime = (($hours * 3600) + ($minutes * 60) + $seconds) / 86400; if ( (int) $year === 0 ) { return $excelTime; } // self::CALENDAR_WINDOWS_1900 $excel1900isLeapYear = True; if (($year === 1900) && ($month <= 2)) { $excel1900isLeapYear = False; } $myExcelBaseDate = 2415020; // Julian base date Adjustment if ($month > 2) { $month -= 3; } else { $month += 9; --$year; } $century = substr($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; } public function setDefaultFont( $name ) { $this->defaultFont = $name; return $this; } public function setDefaultFontSize( $size ) { $this->defaultFontSize = $size; return $this; } public function mergeCells( $range ) { $this->sheets[$this->curSheet]['mergecells'][] = $range; return $this; } public function esc( $str ) { // XML UTF-8: #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] | [#x10000-#x10FFFF] // but we use fast version return str_replace( ['&', '<', '>', "\x00","\x03","\x0B"], ['&', '<', '>', '', '', ''], $str ); } }