From 8fce6c7d3d5a661b87ed21fe9f3ed6675ba74eb5 Mon Sep 17 00:00:00 2001
From: Igor <pashev.igor@gmail.com>
Date: Mon, 8 Nov 2010 23:23:51 +0300
Subject: Added method to export sorted BiBTeX

---
 bibtex.php | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)

(limited to 'bibtex.php')

diff --git a/bibtex.php b/bibtex.php
index 13796e9..7f36063 100644
--- a/bibtex.php
+++ b/bibtex.php
@@ -185,6 +185,37 @@ class BibtexParser
     }
 
 
+    /*
+     * Export sorted BiBTeX.
+     * Do not use after $this->expand_years()
+     *
+     */
+    public function export()
+    {
+        $res = '';
+        $this->sort();
+        foreach ($this->STRINGS as $key => $value)
+        {
+            $res .= '@STRING (' . $key . '="' . $value . '")' . "\n";
+        }
+
+        $res .= "\n\n";
+        
+        foreach ($this->ENTRIES as $ent)
+        {
+            $res .= '@' . mb_strtoupper($ent['entry']) . ' {' . $ent['id'] . ",\n";
+            $fields = array();
+            foreach($ent as $key => $value)
+            {
+                // Skip our special fields
+                if (!in_array($key, array('id', 'entry')))
+                    $fields[] = mb_strtoupper($key) . '=' . $value;
+            }
+            $res .= implode(",\n", $fields);
+            $res .= "\n}\n\n";
+        }
+        return $res;
+    }
 }
 
 
-- 
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