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authorThomas Lange <code@nerdmind.de>2018-09-09 22:58:30 +0200
committerThomas Lange <code@nerdmind.de>2018-09-09 23:05:18 +0200
commit5cf59f6700c4ea73932b68b0afeb0aa5f2a3e9ca (patch)
tree6912d1abee00d0a79141215a6f6e29adf0998078 /core
parenta081cbabaa14e45ae336bd06f0c005580502a525 (diff)
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Add function "parseUnicodeEmoticons"
This function wraps all the UTF-8 encoded emoticons (from "getUnicodeEmoticons") found in $string into a "span" element with a "title" attribute, which will contain the emoticon explanation text.
Diffstat (limited to 'core')
-rw-r--r--core/functions.php14
1 files changed, 14 insertions, 0 deletions
diff --git a/core/functions.php b/core/functions.php
index 7bddb5b..558acf2 100644
--- a/core/functions.php
+++ b/core/functions.php
@@ -217,6 +217,20 @@ function getUnicodeEmoticons(): array {
}
#===============================================================================
+# Wrap emoticons in <span> element with "title" attribute for explanation
+#===============================================================================
+function parseUnicodeEmoticons($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 {