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Fix duplicate retrieval of the same file

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This commit is contained in:
Roy Van Ginneken 2020-09-28 09:38:13 +02:00
parent 485956db63
commit 5a3b44c729
1 changed files with 22 additions and 6 deletions
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28
tcpdf.php
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@ -1832,6 +1832,14 @@ class TCPDF {
*/
protected $gdgammacache = array();
/**
* Cache array for file content
* @protected
* @var array
* @sinde 6.3.5 (2020-09-28)
*/
protected $fileContentCache = array();
//------------------------------------------------------------
// METHODS
//------------------------------------------------------------
@ -4863,7 +4871,7 @@ class TCPDF {
}
reset($this->embeddedfiles);
foreach ($this->embeddedfiles as $filename => $filedata) {
$data = TCPDF_STATIC::fileGetContents($filedata['file']);
$data = $this->getCachedFileContents($filedata['file']);
if ($data !== FALSE) {
$rawsize = strlen($data);
if ($rawsize > 0) {
@ -6886,7 +6894,7 @@ class TCPDF {
$info = $this->getImageBuffer($file);
$imsize = array($info['w'], $info['h']);
} elseif (strpos($file, '__tcpdf_'.$this->file_id.'_img') === FALSE) {
$imgdata = TCPDF_STATIC::fileGetContents($file);
$imgdata = $this->getCachedFileContents($file);
}
}
}
@ -7093,7 +7101,7 @@ class TCPDF {
$svgimg = substr($file, 1);
} else {
// get SVG file content
$svgimg = TCPDF_STATIC::fileGetContents($file);
$svgimg = $this->getCachedFileContents($file);
}
if ($svgimg !== FALSE) {
// get width and height
@ -14909,7 +14917,7 @@ class TCPDF {
if ($file[0] === '@') { // image from string
$data = substr($file, 1);
} else { // EPS/AI file
$data = TCPDF_STATIC::fileGetContents($file);
$data = $this->getCachedFileContents($file);
}
if ($data === FALSE) {
$this->Error('EPS file not found: '.$file);
@ -16328,7 +16336,7 @@ class TCPDF {
$type = array();
if (preg_match('/href[\s]*=[\s]*"([^"]*)"/', $link, $type) > 0) {
// read CSS data file
$cssdata = TCPDF_STATIC::fileGetContents(trim($type[1]));
$cssdata = $this->getCachedFileContents(trim($type[1]));
if (($cssdata !== FALSE) AND (strlen($cssdata) > 0)) {
$css = array_merge($css, TCPDF_STATIC::extractCSSproperties($cssdata));
}
@ -22776,7 +22784,7 @@ Putting 1 is equivalent to putting 0 and calling Ln() just after. Default value:
$svgdata = substr($file, 1);
} else { // SVG file
$this->svgdir = dirname($file);
$svgdata = TCPDF_STATIC::fileGetContents($file);
$svgdata = $this->getCachedFileContents($file);
}
if ($svgdata === FALSE) {
$this->Error('SVG file not found: '.$file);
@ -24571,6 +24579,14 @@ Putting 1 is equivalent to putting 0 and calling Ln() just after. Default value:
// --- END SVG METHODS -----------------------------------------------------
protected function getCachedFileContents($file)
{
if (!isset($this->fileContentCache[$file])) {
$this->fileContentCache[$file] = TCPDF_STATIC::fileGetContents($file);
}
return $this->fileContentCache[$file];
}
} // END OF TCPDF CLASS
//============================================================+