curSheet = -1; $this->defaultFont = 'Calibri'; $this->sheets = array( array( 'name' => 'Sheet1', 'rows' => array(), 'hyperlinks' => array(), 'mergecells' => array(), ), ); $this->SI = array(); // sharedStrings index $this->SI_KEYS = array(); // & keys $this->F = array( self::F_NORMAL ); // fonts $this->F_KEYS = array( 0 ); // & keys $this->XF = array( array( self::N_NORMAL, self::F_NORMAL, self::A_DEFAULT ) ); // styles $this->XF_KEYS = array( 'N0F0A0' => 0 ); // & keys $this->template = array( '_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} {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 = array(); 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 ] = array( 'name' => $name, 'hyperlinks' => array(), 'mergecells' => array(), ); if ( isset( $rows[0] ) && is_array( $rows[0] ) ) { $this->sheets[ $this->curSheet ]['rows'] = $rows; } else { $this->sheets[ $this->curSheet ]['rows'] = array(); } return $this; } public function __toString() { // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fopen -- php://memory is an in-memory stream not supported by WP_Filesystem. $fh = fopen( 'php://memory', 'wb' ); if ( ! $fh ) { return ''; } if ( ! $this->_write( $fh ) ) { // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fclose fclose( $fh ); return ''; } $size = ftell( $fh ); fseek( $fh, 0 ); // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fread return (string) fread( $fh, $size ); } public function saveAs( $filename ) { // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fopen -- Writing binary ZIP data; WP_Filesystem does not support binary write streams. $fh = fopen( $filename, 'wb' ); if ( ! $fh ) { return false; } if ( ! $this->_write( $fh ) ) { // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fclose fclose( $fh ); return false; } // phpcs:ignore WordPress.WP.AlternativeFunctions.file_system_operations_fclose 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( array( '{CNT}', '{STRINGS}' ), array( $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 = array(); $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 = array( '' ); 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' ) { $FONTS = array( '' ); foreach ( $this->F as $f ) { $FONTS[] = '' . ( $this->defaultFontSize ? '' : '' ) . ( $f & self::F_BOLD ? '' : '' ) . ( $f & self::F_ITALIC ? '' : '' ) . ( $f & self::F_UNDERLINE ? '' : '' ) . ( $f & self::F_STRIKE ? '' : '' ) . ( $f & self::F_HYPERLINK ? '' : '' ) . ''; } $FONTS[] = ''; $XF = array( '' ); foreach ( $this->XF as $xf ) { $align = ( $xf[2] === self::A_LEFT ? ' applyAlignment="1">' : '' ) . ( $xf[2] === self::A_RIGHT ? ' applyAlignment="1">' : '' ) . ( $xf[2] === self::A_CENTER ? ' applyAlignment="1">' : '' ); $XF[] = ' 0 ? ' applyNumberFormat="1"' : '' ) . ( $align ? $align . '' : '/>' ); } $XF[] = ''; $template = str_replace( array( '{FONTS}', '{XF}' ), array( implode( "\r\n", $FONTS ), implode( "\r\n", $XF ) ), $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 = array(); $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 // phpcs:disable WordPress.DateTime.RestrictedFunctions.date_date -- Third-party library; uses local time intentionally for ZIP file timestamps. $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 ); // phpcs:enable WordPress.DateTime.RestrictedFunctions.date_date // 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 = array(); $ROWS = array(); if ( count( $this->sheets[ $idx ]['rows'] ) ) { $COLS[] = ''; $CUR_ROW = 0; $COL = array(); foreach ( $this->sheets[ $idx ]['rows'] as $r ) { $CUR_ROW++; $row = ''; $CUR_COL = 0; 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 = $F = $A = 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 ( strpos( $v, '' ) !== false ) { $A += self::A_LEFT; } if ( strpos( $v, '
' ) !== false ) { $A += self::A_CENTER; } if ( strpos( $v, '' ) !== false ) { $A += self::A_RIGHT; } if ( preg_match( '/(.*?)<\/a>/i', $v, $m ) ) { $h = explode( '#', $m[1] ); $this->sheets[ $idx ]['hyperlinks'][] = array( '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'][] = array( 'ID' => 'rId' . ( count( $this->sheets[ $idx ]['hyperlinks'] ) + 1 ), 'R' => $cname, 'H' => $m[1], 'L' => '', ); $F = self::F_HYPERLINK; // mailto hyperlink } $v = wp_strip_all_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'][] = array( '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'][] = array( '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 + $F + $A > 0 ) { if ( isset( $this->F_KEYS[ $F ] ) ) { $cf = $this->F_KEYS[ $F ]; } else { $cf = count( $this->F ); $this->F_KEYS[ $F ] = $cf; $this->F[] = $F; } $NFA = 'N' . $N . 'F' . $cf . 'A' . $A; if ( isset( $this->XF_KEYS[ $NFA ] ) ) { $cs = $this->XF_KEYS[ $NFA ]; } if ( $cs === 0 ) { $cs = count( $this->XF ); $this->XF_KEYS[ $NFA ] = $cs; $this->XF[] = array( $N, $cf, $A ); } } $row .= '' . ( $ct === 'inlineStr' ? '' . $cv . '' : '' . $cv . '' ) . "\r\n"; } $ROWS[] = $row . "\r\n"; } foreach ( $COL as $k => $max ) { $COLS[] = ''; } $COLS[] = ''; $REF = 'A1:' . $this->num2name( count( $COL ) ) . $CUR_ROW; } else { $ROWS[] = '0'; $REF = 'A1:A1'; } $MERGECELLS = array(); if ( count( $this->sheets[ $idx ]['mergecells'] ) ) { $MERGECELLS[] = ''; $MERGECELLS[] = ''; foreach ( $this->sheets[ $idx ]['mergecells'] as $m ) { $MERGECELLS[] = ''; } $MERGECELLS[] = ''; } $HYPERLINKS = array(); 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( array( '{REF}', '{COLS}', '{ROWS}', '{MERGECELLS}', '{HYPERLINKS}' ), array( $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( array( '&', '<', '>', "\x00", "\x03", "\x0B" ), array( '&', '<', '>', '', '', '' ), $str ); } }