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}
',
];
//
// 0100
1200
// 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('/