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MDL-78055 themes: account for undefined extrascsscallback config.

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Where a theme didn't define this property, it would raise debugging
deprecation warnings in PHP8.1.
This commit is contained in:
Paul Holden 2023-05-12 15:05:12 +01:00
parent 71c36d2de1
commit ef659d0584
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1 changed files with 8 additions and 2 deletions
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10
lib/outputlib.php
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@ -1599,7 +1599,10 @@ class theme_config {
}
$candidates[] = $parent_config->extrascsscallback;
}
$candidates[] = $this->extrascsscallback;
if (isset($this->extrascsscallback)) {
$candidates[] = $this->extrascsscallback;
}
// Calling the functions.
foreach ($candidates as $function) {
@ -1629,7 +1632,10 @@ class theme_config {
}
$candidates[] = $parent_config->prescsscallback;
}
$candidates[] = $this->prescsscallback;
if (isset($this->prescsscallback)) {
$candidates[] = $this->prescsscallback;
}
// Calling the functions.
foreach ($candidates as $function) {