public static function updateImageLink($tag, $oldTitle, $newTitle, $caption, &$text, &$textChanged)
{
// TODO if you allow renaming images you must find a way to preserve caption and primary attributes here
$old = "<image id=\"I(\\d+)\" filename=\"" . StructuredData::protectRegexSearch(StructuredData::escapeXml($oldTitle)) . "\".*?/>\n";
$matches = array();
$id = 0;
$oldFound = false;
if (preg_match('$' . $old . '$', $text, $matches)) {
$id = (int) $matches[1];
$oldFound = true;
} else {
$old = "</{$tag}>";
}
if ($newTitle) {
$newTitle = StructuredData::escapeXml($newTitle);
// get the last image number in the text
if ($id == 0) {
$id = ESINHandler::getLastImageId($text) + 1;
}
if ($caption) {
$caption = " caption=\"{$caption}\"";
}
$new = "<image id=\"I{$id}\" filename=\"{$newTitle}\"{$caption}/>\n";
} else {
$new = '';
}
if (!$oldFound) {
$new .= $old;
}
$result = preg_replace('$' . $old . '$', StructuredData::protectRegexReplace($new), $text);
if ($result != $text) {
$text = $result;
$textChanged = true;
}
}
