getLines();
$raw = [];
$escaped = [];
// Code
$code = $body->getCode();
if (count($code) % 2 == 0) // make sure tags has pairs
{
$i = 1;
foreach ($code as $index => $capture)
{
// Replace code tags
if ($i % 2 == 0)
{
$lines[$index] = '';
// Skip code format inside the tags by raw registry
foreach (array_slice($lines, $offset, $index - $offset) as $start => $line)
{
$raw[$start + $offset] = $line;
}
}
else
{
if ($capture)
{
$lines[$index] = sprintf(
'%s',
self::escape(
$capture
)
);
}
else
{
$lines[$index] = '';
}
$offset = $index + 1;
}
$escaped[] = $index;
$i++;
}
}
// H1
foreach ($body->getH1() as $index => $value)
{
if (!isset($raw[$index]))
{
$lines[$index] = sprintf(
'%s',
self::escape(
$value
)
);
$escaped[] = $index;
}
}
// H2
foreach ($body->getH2() as $index => $value)
{
if (!isset($raw[$index]))
{
$lines[$index] = sprintf(
'%s',
self::escape(
$value
)
);
$escaped[] = $index;
}
}
// H3
foreach ($body->getH3() as $index => $value)
{
if (!isset($raw[$index]))
{
$lines[$index] = sprintf(
'%s',
self::escape(
$value
)
);
$escaped[] = $index;
}
}
// Quote
foreach ($body->getQuote() as $index => $value)
{
if (!isset($raw[$index]))
{
$lines[$index] = sprintf(
'%s',
self::escape(
$value
)
);
$escaped[] = $index;
}
}
// Links
foreach ($body->getLinks() as $index => $line)
{
if (!isset($raw[$index]))
{
$link = new \Yggverse\Gemini\Gemtext\Link(
$line
);
if (!$address = $link->getAddress())
{
continue;
}
if (!$alt = $link->getAlt())
{
if (!$alt = $link->getDate())
{
$alt = $address;
}
}
if ($alt == $address)
{
$lines[$index] = sprintf(
'%s',
$address,
self::escape(
$alt
)
);
}
else
{
$lines[$index] = sprintf(
'%s',
$address,
self::escape(
urldecode(
$address
)
),
self::escape(
$alt
)
);
}
$escaped[] = $index;
}
}
// Escape special chars for non escaped lines
foreach ($body->getLines() as $index => $value)
{
if (!in_array($index, $escaped))
{
$lines[$index] = self::escape(
$value
);
}
}
return implode(
PHP_EOL,
$lines
);
}
public static function escape(
string $value
): string
{
return htmlspecialchars(
$value
);
}
}