ok
Direktori : /home2/selectio/public_html/ecommerce-website/website/vendor/mpdf/mpdf/src/Writer/ |
Current File : /home2/selectio/public_html/ecommerce-website/website/vendor/mpdf/mpdf/src/Writer/BaseWriter.php |
<?php namespace Mpdf\Writer; use Mpdf\Strict; use Mpdf\Mpdf; use Mpdf\Pdf\Protection; final class BaseWriter { use Strict; /** * @var \Mpdf\Mpdf */ private $mpdf; /** * @var \Mpdf\Pdf\Protection */ private $protection; public function __construct(Mpdf $mpdf, Protection $protection) { $this->mpdf = $mpdf; $this->protection = $protection; } public function write($s, $ln = true) { if ($this->mpdf->state === 2) { $this->endPage($s, $ln); } else { $this->mpdf->buffer .= $s . ($ln ? "\n" : ''); } } public function string($s) { if ($this->mpdf->encrypted) { $s = $this->protection->rc4($this->protection->objectKey($this->mpdf->currentObjectNumber), $s); } return '(' . $this->escape($s) . ')'; } public function object($obj_id = false, $onlynewobj = false) { if (!$obj_id) { $obj_id = ++$this->mpdf->n; } // Begin a new object if (!$onlynewobj) { $this->mpdf->offsets[$obj_id] = strlen($this->mpdf->buffer); $this->write($obj_id . ' 0 obj'); $this->mpdf->currentObjectNumber = $obj_id; // for later use with encryption } } public function stream($s) { if ($this->mpdf->encrypted) { $s = $this->protection->rc4($this->protection->objectKey($this->mpdf->currentObjectNumber), $s); } $this->write('stream'); $this->write($s); $this->write('endstream'); } public function utf16BigEndianTextString($s) // _UTF16BEtextstring { $s = $this->utf8ToUtf16BigEndian($s, true); if ($this->mpdf->encrypted) { $s = $this->protection->rc4($this->protection->objectKey($this->mpdf->currentObjectNumber), $s); } return '(' . $this->escape($s) . ')'; } // Converts UTF-8 strings to UTF16-BE. public function utf8ToUtf16BigEndian($str, $setbom = true) // UTF8ToUTF16BE { if ($this->mpdf->checkSIP && preg_match("/([\x{20000}-\x{2FFFF}])/u", $str)) { if (!in_array($this->mpdf->currentfontfamily, ['gb', 'big5', 'sjis', 'uhc', 'gbB', 'big5B', 'sjisB', 'uhcB', 'gbI', 'big5I', 'sjisI', 'uhcI', 'gbBI', 'big5BI', 'sjisBI', 'uhcBI'])) { $str = preg_replace("/[\x{20000}-\x{2FFFF}]/u", chr(0), $str); } } if ($this->mpdf->checkSMP && preg_match("/([\x{10000}-\x{1FFFF}])/u", $str)) { $str = preg_replace("/[\x{10000}-\x{1FFFF}]/u", chr(0), $str); } $outstr = ''; // string to be returned if ($setbom) { $outstr .= "\xFE\xFF"; // Byte Order Mark (BOM) } $outstr .= mb_convert_encoding($str, 'UTF-16BE', 'UTF-8'); return $outstr; } public function escape($s) // _escape { return strtr($s, [')' => '\\)', '(' => '\\(', '\\' => '\\\\', chr(13) => '\r']); } public function escapeSlashes($s) // _escapeName { return strtr($s, ['/' => '#2F']); } /** * Un-escapes a PDF string * * @param string $s * @return string */ public function unescape($s) { $out = ''; for ($count = 0, $n = strlen($s); $count < $n; $count++) { if ($count === $n - 1 || $s[$count] !== '\\') { $out .= $s[$count]; } else { switch ($s[++$count]) { case ')': case '(': case '\\': $out .= $s[$count]; break; case 'f': $out .= chr(0x0C); break; case 'b': $out .= chr(0x08); break; case 't': $out .= chr(0x09); break; case 'r': $out .= chr(0x0D); break; case 'n': $out .= chr(0x0A); break; case "\r": if ($count !== $n - 1 && $s[$count + 1] === "\n") { $count++; } break; case "\n": break; default: // Octal-Values $ord = ord($s[$count]); if ($ord >= ord('0') && $ord <= ord('9')) { $oct = ''. $s[$count]; $ord = ord($s[$count + 1]); if ($ord >= ord('0') && $ord <= ord('9')) { $oct .= $s[++$count]; $ord = ord($s[$count + 1]); if ($ord >= ord('0') && $ord <= ord('9')) { $oct .= $s[++$count]; } } $out .= chr(octdec($oct)); } else { $out .= $s[$count]; } } } } return $out; } private function endPage($s, $ln) { if ($this->mpdf->bufferoutput) { $this->mpdf->headerbuffer.= $s . "\n"; } elseif ($this->mpdf->ColActive && !$this->mpdf->processingHeader && !$this->mpdf->processingFooter) { // Captures everything in buffer for columns; Almost everything is sent from fn. Cell() except: // Images sent from Image() or // later sent as write($textto) in printbuffer // Line() if (preg_match('/q \d+\.\d\d+ 0 0 (\d+\.\d\d+) \d+\.\d\d+ \d+\.\d\d+ cm \/(I|FO)\d+ Do Q/', $s, $m)) { // Image data $h = ($m[1] / Mpdf::SCALE); // Update/overwrite the lowest bottom of printing y value for a column $this->mpdf->ColDetails[$this->mpdf->CurrCol]['bottom_margin'] = $this->mpdf->y + $h; } elseif ($this->mpdf->tableLevel > 0 && preg_match('/\d+\.\d\d+ \d+\.\d\d+ \d+\.\d\d+ ([\-]{0,1}\d+\.\d\d+) re/', $s, $m)) { // Rect in table $h = ($m[1] / Mpdf::SCALE); // Update/overwrite the lowest bottom of printing y value for a column $this->mpdf->ColDetails[$this->mpdf->CurrCol]['bottom_margin'] = max($this->mpdf->ColDetails[$this->mpdf->CurrCol]['bottom_margin'], $this->mpdf->y + $h); } elseif (isset($this->mpdf->ColDetails[$this->mpdf->CurrCol]['bottom_margin'])) { $h = $this->mpdf->ColDetails[$this->mpdf->CurrCol]['bottom_margin'] - $this->mpdf->y; } else { $h = 0; } if ($h < 0) { $h = -$h; } $this->mpdf->columnbuffer[] = [ 's' => $s, // Text string to output 'col' => $this->mpdf->CurrCol, // Column when printed 'x' => $this->mpdf->x, // x when printed 'y' => $this->mpdf->y, // this->y when printed (after column break) 'h' => $h // actual y at bottom when printed = y+h ]; } elseif ($this->mpdf->table_rotate && !$this->mpdf->processingHeader && !$this->mpdf->processingFooter) { // Captures eveything in buffer for rotated tables; $this->mpdf->tablebuffer .= $s . "\n"; } elseif ($this->mpdf->kwt && !$this->mpdf->processingHeader && !$this->mpdf->processingFooter) { // Captures eveything in buffer for keep-with-table (h1-6); $this->mpdf->kwt_buffer[] = [ 's' => $s, // Text string to output 'x' => $this->mpdf->x, // x when printed 'y' => $this->mpdf->y, // y when printed ]; } elseif ($this->mpdf->keep_block_together && !$this->mpdf->processingHeader && !$this->mpdf->processingFooter) { // do nothing } else { $this->mpdf->pages[$this->mpdf->page] .= $s . ($ln ? "\n" : ''); } } }