1 system.api.php | hook_tokens_alter(array &$replacements, array $context) |
Alter replacement values for placeholder tokens.
Parameters
$replacements: An associative array of replacements returned by hook_tokens().
$context: The context in which hook_tokens() was called. An associative array with the following keys, which have the same meaning as the corresponding parameters of hook_tokens():
- 'type'
- 'tokens'
- 'data'
- 'options'
See also
Related topics
File
- core/
modules/ system/ system.api.php, line 3831 - Hooks provided by Backdrop core and the System module.
Code
function hook_tokens_alter(array &$replacements, array $context) {
$options = $context['options'];
if (isset($options['language'])) {
$url_options['language'] = $options['language'];
$language_code = $options['language']->langcode;
}
else {
$language_code = NULL;
}
$sanitize = !empty($options['sanitize']);
if ($context['type'] == 'node' && !empty($context['data']['node'])) {
$node = $context['data']['node'];
// Alter the [node:title] token, and replace it with the rendered content
// of a field (field_title).
if (isset($context['tokens']['title'])) {
$title = field_view_field('node', $node, 'field_title', 'default', $language_code);
$replacements[$context['tokens']['title']] = backdrop_render($title);
}
}
}