Index: linodef.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/linodef/linodef.module,v
retrieving revision 1.1.2.12
diff -u -r1.1.2.12 linodef.module
--- linodef.module	17 Dec 2009 23:23:04 -0000	1.1.2.12
+++ linodef.module	1 Jan 2010 15:59:59 -0000
@@ -10,6 +10,7 @@
 define('LINODEF_FORMAT_TITLE_NODE', t('Node') . ' [nid]: [title]');
 define('LINODEF_FORMAT_TITLE_TERM', t('Shows a teaser list of nodes using term !term', array('!term' => '[cat-raw]')));
 define('LINODEF_FORMAT_TITLE_VIEW', t('Show !view', array('!view' => '[viewname]')));
+define('LINODEF_JOKER', '#');
 
 /**
  * @file
@@ -51,10 +52,17 @@
 				// the old method of the override option, so valid bytes U+10004C & U+1003CD
 				// have been used.
 				case 'prepare':
-					return preg_replace('@<#([0-9]+)>(.*?)</#>@s', "\xf4\x80\x81\x8c#$1\xf4\x80\x8f\x8d$2\xf4\x80\x81\x8c/#\xf4\x80\x8f\x8d", $text);
+					$text = preg_replace('@<#([0-9]+)>(.*?)</#>@s', "\xf4\x80\x81\x8c#$1\xf4\x80\x8f\x8d$2\xf4\x80\x81\x8c/#\xf4\x80\x8f\x8d", $text);
+					// Replace joker when previewing (nodeapi->load would replace joker also in textfields).
+					if (arg(0) == 'node' && arg(2) == 'edit' && is_numeric(arg(1))) {
+						$node = node_load(arg(1));
+						$text = linodef_joker($text, $node);
+					}
+					return $text;
 
 				case 'process':
 					// Check if the current node is in teaser of full view.
+					// Major downside of this method: In a view teaser is set always.
 					$buildmode = (arg(0) == 'node' && is_numeric(arg(1))) ? 'full' : 'teaser';
 					define('LINODEF_BUILDMODE', $buildmode);
 
@@ -129,6 +137,54 @@
 }
 
 /**
+ * Implementation of hook_nodeapi.
+ *
+ * Load joker replacements on node load.
+ */
+function linodef_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {
+	switch ($op) {
+	case 'load':
+		// No replacement when editing or adding translation.
+		if (arg(0) == 'node' && (arg(2) == 'edit' || arg(1) == 'add')) {
+			break;
+		}
+		// Debug: print('<pre>');print_r($node);print('</pre>');
+		// Alter body & teaser. Check if linodef is activated in the used format.
+		if (array_key_exists('linodef/0', filter_list_format($node->format))) {
+			$node->body = linodef_joker($node->body, $node);
+			$node->teaser = linodef_joker($node->teaser, $node);
+		}
+		// Alter fields.
+		foreach($node as $key => &$value) {
+			// Check each field.
+			if (substr($key, 0, 6) == 'field_' && isset($value[0]['format'])) {
+				// Check each field value.
+				foreach ($value as &$field) {
+					//  Check if linodef is activated in the current field format.
+					if (array_key_exists('linodef/0', filter_list_format($field['format'])) && !empty($field['value'])) {
+						$field['value'] = linodef_joker($field['value'], $node);
+					}
+				}
+			}
+		}
+		break;
+	}
+}
+
+/**
+ * Replaces the joker character with content.
+ */
+function linodef_joker($text, $node) {
+	$joker = array(
+		// Add id of current node.
+		'[#' . LINODEF_JOKER => '[#' . $node->nid,
+		// Add language of current node.
+		',translation="' . LINODEF_JOKER . '"' => ',translation="' . $node->language . '"',
+	);
+	return str_replace(array_keys($joker), array_values($joker), $text);
+}
+
+/**
  * Implementation of hook_filter_tips.
  */
 function linodef_filter_tips($delta, $format, $long = FALSE) {