Merge pull request #9 from rangerer/cleanup

added new cleanup feature by rangerer, thanks!

README.md

@@ -50,7 +50,8 @@ A configuration looks like this:
 },
 "blog.beetlebum.de": {
     "type": "xpath",
-    "xpath": "div[@class='entry-content']"
+    "xpath": "div[@class='entry-content']",
+    "cleanup": [ "header", "footer" ],
 }
 
 }
@@ -62,6 +63,8 @@ The *array key* is part of the URL of the article links(!). You'll notice the `g
 
 The **xpath** value is the actual Xpath-element to fetch from the linked page. Omit the leading `//` - they will get prepended automatically.
 
+If **type** was set to `xpath` there is an additional option **cleanup** available. Its an array of Xpath-elements (relative to the fetched node) to remove from the fetched node. Omit the leading `//` - they will get prepended automatically.
+
 **force_charset** allows to override automatic charset detection. If it is omitted, the charset will be parsed from the HTTP headers or loadHTML() will decide on its own.
 
 

init.php

@@ -116,6 +116,15 @@ class Af_Feedmod extends Plugin implements IHandler
                         if ($entries->length > 0) $basenode = $entries->item(0);
 
                         if ($basenode) {
+                            // remove nodes from cleanup configuration
+                            if (isset($config['cleanup'])) {
+                                foreach ($config['cleanup'] as $cleanup) {
+                                    $nodelist = $xpath->query('//'.$cleanup, $basenode);
+                                    foreach ($nodelist as $node) {
+                                        $node->parentNode->removeChild($node);
+                                    }
+                                }
+                            }
                             $article['content'] = $doc->saveXML($basenode);
                             $article['plugin_data'] = "feedmod,$owner_uid:" . $article['plugin_data'];
                         }

mods/jojosblog.json

@@ -1,11 +1,12 @@
 {
     "name": "Jojo's illustrierter Blog",
     "author": "Markus Birth",
-    "stamp": 1369500284,
+    "stamp": 1371635271,
     "feed": "http://blog.beetlebum.de/feed/",
     "match": "blog.beetlebum.de",
     "config": {
         "type": "xpath",
-        "xpath": "div[@class='entry-content']"
+        "xpath": "div[@id='content']/article",
+        "cleanup": [ "header", "footer" ]
     }
 }

mods/theoatmeal.json

@@ -1,11 +1,12 @@
 {
     "name": "The Oatmeal",
     "author": "Markus Birth",
-    "stamp": 1369500284,
+    "stamp": 1371635271,
     "feed": "http://theoatmeal.com/feed/rss",
     "match": "oatmeal",
     "config": {
         "type": "xpath",
-        "xpath": "div[@id='comic']"
+        "xpath": "div[@id='comic']",
+        "cleanup": [ "div[@id='content_footer2']" ]
     }
 }