Add function "parseUnicodeEmoticons"

This function wraps all the UTF-8 encoded emoticons (from "getUnicodeEmoticons") found in $string into a "span" element with a "title" attribute, which will contain the emoticon explanation text.

1 files changed, 14 insertions, 0 deletions

diff --git a/core/functions.php b/core/functions.php
index 7bddb5b..558acf2 100644
--- a/core/functions.php
+++ b/core/functions.php
@@ -217,6 +217,20 @@ function getUnicodeEmoticons(): array {
 }
 
 #===============================================================================
+# Wrap emoticons in <span> element with "title" attribute for explanation
+#===============================================================================
+function parseUnicodeEmoticons($string): string {
+	foreach(getUnicodeEmoticons() as $emoticon => $explanation) {
+		$pattern = '#(^|\s)'.preg_quote($emoticon).'#';
+		$replace = " <span title=\"{$explanation}\">{$emoticon}</span>";
+
+		$string = preg_replace($pattern, $replace, $string);
+	}
+
+	return $string;
+}
+
+#===============================================================================
 # Wrapper function for htmlspecialchars()
 #===============================================================================
 function escapeHTML($string): string {