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generate multiline txt-record if content is too long, fixes #472

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Signed-off-by: Michael Kaufmann (d00p) <d00p@froxlor.org>
This commit is contained in:
Michael Kaufmann (d00p)
2017-08-28 15:35:07 +02:00
parent 1753d2895b
commit b263b211a5
1 changed files with 25 additions and 1 deletions
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26
lib/classes/dns/class.DnsEntry.php
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@@ -41,7 +41,31 @@ class DnsEntry
public function __toString() public function __toString()
{ {
$result = $this->record . "\t" . $this->ttl . "\t" . $this->class . "\t" . $this->type . "\t" . (($this->priority >= 0 && ($this->type == 'MX' || $this->type == 'SRV')) ? $this->priority . "\t" : "") . $this->content . PHP_EOL; $_content = $this->content;
// check content length for txt records for bind9 (multiline)
if (Settings::Get('system.dns_server') != 'pdns' && $this->type == 'TXT' && strlen($_content) >= 64) {
// split string
$_contentlines = str_split($_content, 63);
// first line
$_l = array_shift($_contentlines);
// check for starting quote
if (substr($_l, 0, 1) == '"') {
$_l = substr($_l, 1);
}
$_content = '( "' . $_l . '"' . PHP_EOL;
$_l = array_pop($_contentlines);
// check for ending quote
if (substr($_l, -1) == '"') {
$_l = substr($_l, 0, -1);
}
foreach ($_contentlines as $_cl) {
// lines in between
$_content .= "\t\t\t\t" . '"' . $_cl . '"' . PHP_EOL;
}
// last line
$_content .= "\t\t\t\t" . '"'.$_l.'" )';
}
$result = $this->record . "\t" . $this->ttl . "\t" . $this->class . "\t" . $this->type . "\t" . (($this->priority >= 0 && ($this->type == 'MX' || $this->type == 'SRV')) ? $this->priority . "\t" : "") . $_content . PHP_EOL;
return $result; return $result;
} }
} }