content);
foreach ($tag_array as $tag) {
$tags[] = strtolower($tag[0]); // Also convert all tags to lower case
}
}
if(!empty($tags)) {
natcasesort($tags);
$tag_count = array_count_values($tags);
//arsort($tag_count, SORT_STRING);
//ksort($tag_count, SORT_STRING);
//strnatcasecmp($tag_count);
$max_count = max($tag_count);
$min_font_size = 10;
$max_font_size = 30;
$num_intermediate_levels = 1;
$font_size_interval = ($max_font_size - $min_font_size) / ($num_intermediate_levels + 1);
// Get current URI to keep the `?profile=URL` as the base for links to tags
$uri = $_SERVER['REQUEST_SCHEME'].'://'.$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
// Remove existing `(?|&)search=word` params from base URI
// https://stackoverflow.com/a/4937540
$uri = preg_replace('/.search=\w+&?/', '$1', $uri);
// Get active tag, if any
$active_tag = "";
if (!empty($_GET['search'])) {
$active_tag = $_GET['search'];
}
foreach ($tag_count as $tag => $count) {
$font_size = $min_font_size + ($count / $max_count) * $font_size_interval;
$tag = str_replace('#', '', $tag);
if ($tag === $active_tag) {
echo '#'. $tag .' ';
} else {
echo '#'. $tag .' ';
}
//echo '#'. $tag .' ('.$count.') ';
}
// Detail/summary with top tags and solo tags
/*
$top_tags = array_filter($tag_count, function($val){return ($val>1);});
$solo_tags = array_diff($tag_count, $top_tags);
krsort($solo_tags, SORT_STRING);
echo " Tags: ";
foreach ($top_tags as $tag => $count) {
$tag = str_replace('#', '', $tag);
echo '#'.$tag.' ';
}
echo "
";
foreach ($solo_tags as $tag => $count) {
$tag = str_replace('#', '', $tag);
echo '#'.$tag.' ';
}
echo "