// We sort tags alphabetically, then choose a font size according to count.
// First, find max value.
- $maxcount=0; foreach($tags as $key=>$value) $maxcount=max($maxcount,$value);
- ksort($tags);
+ $maxcount = 0;
+ foreach ($tags as $value) {
+ $maxcount = max($maxcount, $value);
+ }
+
+ // Sort tags alphabetically: case insensitive, support locale if avalaible.
+ uksort($tags, function($a, $b) {
+ // Collator is part of PHP intl.
+ if (class_exists('Collator')) {
+ $c = new Collator(setlocale(LC_ALL, 0));
+ return $c->compare($a, $b);
+ } else {
+ return strcasecmp($a, $b);
+ }
+ });
+
$tagList=array();
foreach($tags as $key=>$value)
- // Tag font size scaling: default 15 and 30 logarithm bases affect scaling, 22 and 6 are arbitrary font sizes for max and min sizes.
+ // Tag font size scaling: default 15 and 30 logarithm bases affect scaling, 22 and 6 are arbitrary font sizes for max and min sizes.
{
$tagList[$key] = array('count'=>$value,'size'=>log($value, 15) / log($maxcount, 30) * (22-6) + 6);
}