/**
* Process the template modifier tags
* Convert {parse ...} tags
*
* @param string Content
* @return @e string
*/
protected function _processPluginTags($text)
{
$text = IPSText::replaceRecursively($text, '{parse', '\\"}', array('classTemplate', '_processPluginTagsCallback'));
//print "\n\n========\n\n".$text."\n\n========\n\n";
return $text;
}
/**
* Replace Recursively
*
* @access public
* @param string Text to search in
* @param string Opening text to search for. (Example: <a href=)
* @param string Closing text to search for. (Example: >)
* @param mixed Call back function that handles the replacement. If using a class, pass array( $classname, $function ) THIS MUST BE A STATIC FUNCTION
* @return string Replaced text
* <code>
* # We want to replace all instances of <a href="http://www.domain.com"> with <a href="javascript:goLoad('domain.com')">
* $text = IPSText::replaceRecursively( $text, "<a href=", ">", array( 'myClass', 'replaceIt' ) );
* class myClass {
* static function replaceIt( $text, $openText, $closeText )
* {
* # $text contains the matched text between the tags, eg: "http://www.domain.com"
* # $openText contains the searched for opening, eg: <a href
* # $closeText contains the searched for closing, eg: >
* # Remove http...
* $text = str_replace( 'http://', '', $text )
* # Remove quotes
* $text = str_replace( array( '"', "'" ), '', $text );
* return '"javascript:goLoad(\'' . $text . '\')"';
* }
* }
* </code>
*/
public static function replaceRecursively($text, $textOpen, $textClose, $callBackFunction)
{
//----------------------------------------
// INIT
//----------------------------------------
# Tag specifics
$foundOpenText_pointer = 0;
$foundCloseText_pointer = 0;
$foundOpenTextRecurse_pointer = 0;
//----------------------------------------
// Keep the server busy for a while
//----------------------------------------
while (1 == 1) {
# Reset pointer
$startOfTextAfterOpenText_pointer = 0;
# See if we have any 'textOpen' at all
$foundOpenText_pointer = strpos($text, $textOpen, $foundCloseText_pointer);
# No?
if ($foundOpenText_pointer === FALSE) {
break;
}
# Do we have any close text?
$foundCloseText_pointer = strpos($text, $textClose, $foundOpenText_pointer);
# No?
if ($foundCloseText_pointer === FALSE) {
return $text;
}
# Reset pointer for text between the open and close text
$startOfTextAfterOpenText_pointer = $foundOpenText_pointer + strlen($textOpen);
# Check recursively
$foundOpenTextRecurse_pointer = $startOfTextAfterOpenText_pointer;
while (1 == 1) {
# Got any open text again?
$foundOpenTextRecurse_pointer = strpos($text, $textOpen, $foundOpenTextRecurse_pointer);
# No?
if ($foundOpenTextRecurse_pointer === FALSE or $foundOpenTextRecurse_pointer >= $foundCloseText_pointer) {
break;
}
# Yes! Reset recursive pointer
$foundCloseTextRecurse_pointer = $foundCloseText_pointer + strlen($textClose);
# Yes! Reset close normal pointer to next close tag FROM the last found close point
$foundCloseText_pointer = strpos($text, $textClose, $foundCloseTextRecurse_pointer);
# Make sure we have a closing text
if ($foundCloseText_pointer === FALSE) {
return $text;
}
$foundOpenTextRecurse_pointer += strlen($textOpen);
}
# This is the text between the open text and close text
$foundText = substr($text, $startOfTextAfterOpenText_pointer, $foundCloseText_pointer - $startOfTextAfterOpenText_pointer);
# Recurse
if (strpos($foundText, $textOpen) !== FALSE) {
$foundText = IPSText::replaceRecursively($foundText, $textOpen, $textClose, $callBackFunction);
}
# Run the call back...
$_newText = call_user_func($callBackFunction, $foundText, $textOpen, $textClose);
# Run the replacement
$text = substr_replace($text, $_newText, $foundOpenText_pointer, $foundCloseText_pointer - $foundOpenText_pointer + strlen($textClose));
# Reset pointer
$foundCloseText_pointer = $foundOpenText_pointer + strlen($_newText);
}
return $text;
}
