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dotclear._no/plugins/blogroll/class.dc.importblogroll.php

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+<?php
+/**
+ * @brief blogroll, a plugin for Dotclear 2
+ *
+ * @package Dotclear
+ * @subpackage Plugins
+ *
+ * @copyright Olivier Meunier & Association Dotclear
+ * @copyright GPL-2.0-only
+ */
+
+if (!defined('DC_RC_PATH')) {return;}
+
+class linksImporter
+{
+    protected $entries = null;
+
+    public function parse($data)
+    {
+        if (preg_match('!<xbel(\s+version)?!', $data)) {
+            $this->_parseXBEL($data);
+        } elseif (preg_match('!<opml(\s+version)?!', $data)) {
+            $this->_parseOPML($data);
+        } else {
+            throw new Exception(__('You need to provide a XBEL or OPML file.'));
+        }
+    }
+
+    protected function _parseOPML($data)
+    {
+        $xml = @simplexml_load_string($data);
+        if (!$xml) {
+            throw new Exception(__('File is not in XML format.'));
+        }
+
+        $outlines = $xml->xpath("//outline");
+
+        $this->entries = [];
+        foreach ($outlines as $outline) {
+            if (isset($outline['htmlUrl'])) {
+                $link = $outline['htmlUrl'];
+            } elseif (isset($outline['url'])) {
+                $link = $outline['url'];
+            } else {
+                continue;
+            }
+
+            $entry        = new StdClass();
+            $entry->link  = $link;
+            $entry->title = (!empty($outline['title'])) ? $outline['title'] : '';
+            if (empty($entry->title)) {
+                $entry->title = (!empty($outline['text'])) ? $outline['text'] : $entry->link;
+            }
+            $entry->desc     = (!empty($outline['description'])) ? $outline['description'] : '';
+            $this->entries[] = $entry;
+        }
+    }
+
+    protected function _parseXBEL($data)
+    {
+        $xml = @simplexml_load_string($data);
+        if (!$xml) {
+            throw new Exception(__('File is not in XML format.'));
+        }
+
+        $outlines = $xml->xpath("//bookmark");
+
+        $this->entries = [];
+        foreach ($outlines as $outline) {
+            if (!isset($outline['href'])) {
+                continue;
+            }
+
+            $entry        = new StdClass();
+            $entry->link  = $outline['href'];
+            $entry->title = (!empty($outline->title)) ? $outline->title : '';
+            if (empty($entry->title)) {
+                $entry->title = $entry->link;
+            }
+            $entry->desc     = (!empty($outline->desc)) ? $outline->desc : '';
+            $this->entries[] = $entry;
+        }
+    }
+
+    public function getAll()
+    {
+        if (!$this->entries) {
+            return;
+        }
+
+        return $this->entries;
+    }
+
+}
+
+class dcImportBlogroll
+{
+
+    public static function loadFile($file)
+    {
+        if (file_exists($file) && is_readable($file)) {
+            $importer = new linksImporter();
+            $importer->parse(file_get_contents($file));
+            return $importer->getAll();
+        }
+        return false;
+    }
+}