function BigPipe::splitHtmlOnPlaceholders
Same name in other branches
- 8.9.x core/modules/big_pipe/src/Render/BigPipe.php \Drupal\big_pipe\Render\BigPipe::splitHtmlOnPlaceholders()
- 10 core/modules/big_pipe/src/Render/BigPipe.php \Drupal\big_pipe\Render\BigPipe::splitHtmlOnPlaceholders()
- 11.x core/modules/big_pipe/src/Render/BigPipe.php \Drupal\big_pipe\Render\BigPipe::splitHtmlOnPlaceholders()
Splits an HTML string into fragments.
Creates an array of HTML fragments, separated by placeholders. The result includes the placeholders themselves. The original order is respected.
Parameters
string $html_string: The HTML to split.
string[] $html_placeholders: The HTML placeholders to split on.
Return value
string[] The resulting HTML fragments.
1 call to BigPipe::splitHtmlOnPlaceholders()
- BigPipe::sendNoJsPlaceholders in core/
modules/ big_pipe/ src/ Render/ BigPipe.php - Sends no-JS BigPipe placeholders' replacements as embedded HTML responses.
File
-
core/
modules/ big_pipe/ src/ Render/ BigPipe.php, line 768
Class
- BigPipe
- Service for sending an HTML response in chunks (to get faster page loads).
Namespace
Drupal\big_pipe\RenderCode
private static function splitHtmlOnPlaceholders($html_string, array $html_placeholders) {
$prepare_for_preg_split = function ($placeholder_string) {
return '(' . preg_quote($placeholder_string, '/') . ')';
};
$preg_placeholder_strings = array_map($prepare_for_preg_split, $html_placeholders);
$pattern = '/' . implode('|', $preg_placeholder_strings) . '/';
if (strlen($pattern) < 31000) {
// Only small (<31K characters) patterns can be handled by preg_split().
$flags = PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE;
$result = preg_split($pattern, $html_string, 0, $flags);
}
else {
// For large amounts of placeholders we use a simpler but slower approach.
foreach ($html_placeholders as $placeholder) {
$html_string = str_replace($placeholder, "\x1f" . $placeholder . "\x1f", $html_string);
}
$result = array_filter(explode("\x1f", $html_string));
}
return $result;
}
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