function views_plugin_cache::gather_headers
3.x views_plugin_cache.inc | views_plugin_cache::gather_headers() |
2.x views_plugin_cache.inc | views_plugin_cache::gather_headers() |
Gather out of band data, compare it to what we started with and store the difference.
1 call to views_plugin_cache::gather_headers()
- views_plugin_cache::cache_set in plugins/
views_plugin_cache.inc - Save data to the cache.
File
- plugins/
views_plugin_cache.inc, line 194 - Definition of views_plugin_cache.
Class
- views_plugin_cache
- The base plugin to handle caching.
Code
function gather_headers() {
// Simple replacement for head
if (isset($this->storage['head'])) {
$this->storage['head'] = str_replace($this->storage['head'], '', drupal_add_html_head());
}
else {
$this->storage['head'] = '';
}
// Check if the advanced mapping function of D 7.23 is available.
$array_mapping_func = function_exists('drupal_array_diff_assoc_recursive') ? 'drupal_array_diff_assoc_recursive' : 'array_diff_assoc';
// Slightly less simple for CSS:
$css = drupal_add_css();
$css_start = isset($this->storage['css']) ? $this->storage['css'] : array();
$this->storage['css'] = $array_mapping_func($css, $css_start);
// Get javascript after/before views renders.
$js = drupal_add_js();
$js_start = isset($this->storage['js']) ? $this->storage['js'] : array();
// If there are any differences between the old and the new javascript then
// store them to be added later.
$this->storage['js'] = $array_mapping_func($js, $js_start);
// Special case the settings key and get the difference of the data.
$settings = isset($js['settings']['data']) ? $js['settings']['data'] : array();
$settings_start = isset($js_start['settings']['data']) ? $js_start['settings']['data'] : array();
$this->storage['js']['settings'] = $array_mapping_func($settings, $settings_start);
// Get difference of HTTP headers.
$this->storage['headers'] = $array_mapping_func(drupal_get_http_header(), $this->storage['headers']);
}