/**
* Mastercook can produce concatenated XML files, and they may possibly have different encoding
* So we need to split the input into separate XML chunks and process each separately
*/
private function mastercook()
{
$content = @file_get_contents($this->filePath);
/**
* Clean up whitespace
*/
$content = str_replace("\r", "\n", $content);
$content = preg_replace('/\\n\\n+/', "\n", $content);
$content = trim($content);
$xml = array();
$nFiles = 1;
$xml[0] = -1;
while (($xml[] = strpos($content, '<?xml', $xml[$nFiles - 1] + 1)) !== false) {
$nFiles++;
}
if ($nFiles < 2) {
$this->result->error = "There are no recipes in this file";
return;
}
/**
* Get each XML chunk
*/
$files = array();
for ($i = 1; $i < $nFiles; $i++) {
$length = $xml[$i + 1] ? $xml[$i + 1] - $xml[$i] : strlen($content) - $xml[$i];
$files[] = substr($content, $xml[$i], $length);
}
$recipes = array();
/**
* Process each xml chunk separately
*/
while (count($files) > 0) {
$content = array_pop($files);
/**
* Get the encoding and remove the original XML tag
* Not all mx2 files have an encoding specified - assume UTF-8 if none
*/
$endXML = strpos($content, '?>') + 2;
$xmlString = substr($content, 0, $endXML);
$content = substr($content, $endXML);
if (preg_match('/(?:encoding="([^"]+)").*/i', $xmlString, $regs)) {
$encoding = strtoupper($regs[1]);
} else {
$encoding = 'UTF-8';
}
/**
* Make a new XML tag that DOMDocument will accept
* DOMDocument doesn't recognise some attributes that may be present in the original (e.g. standalone)
*/
$xmlString = "<?xml version=\"1.0\" encoding=\"{$encoding}\"?>";
$dom = new EasyRecipePlusDOMDocument("", false);
if (!@$dom->loadXML($xmlString . $content)) {
$error = libxml_get_last_error();
$line = $error ? $error->line : 0;
$msg = $error ? $error->message : "Unknown error";
$this->result->error = "Error on line {$line}: {$msg}";
continue;
}
$recipeElements = $dom->getElementsByTagName("RcpE");
if ($recipeElements->length == 0) {
$this->result->error = "There are no recipes in this file";
continue;
}
foreach ($recipeElements as $recipe) {
$recipes[] = $this->parseMastercookRecipe($recipe);
}
/**
* Try to salvage some memory - this process is very memory intensive
*/
$content = null;
$recipeElements = null;
$dom = null;
}
$this->writeTemp($recipes);
}