initial commit

file.php

@@ -0,0 +1,40 @@
+<pre><?php
+set_time_limit(0);
+
+/* Configuration */
+$sFiles = 'C:\Users\Rik\Dropbox\Reference';
+$sBibliography = file_get_contents('.reference');
+$sDatabase = file_get_contents($sBibliography);
+
+/* Load dependencies */
+set_include_path(implode(PATH_SEPARATOR, array(get_include_path(), '../../')));
+require_once 'explore.php';
+
+
+$aFound = [];
+explore($sFiles, '\*.pdf', $aFound);
+
+foreach ($aFound as $sFile) {
+    $sBase = basename($sFile, '.pdf');
+    if (strpos($sBase, '.') === false) {
+        $aFiles[$sBase] = ltrim(str_replace($sFiles, null, $sFile), '\\/');
+    }    
+}
+
+preg_match_all('~@[\w]+\{(.*?),.*?\},?[\s]*\}~s', $sDatabase, $aMatches);
+foreach ($aMatches[0] as $i => $sOriginal) {
+    $sKey = $aMatches[1][$i];
+    if (isset($aFiles[$sKey])) {        
+        $sFile = str_replace('\\', '\\\\', $aFiles[$sKey]);
+        $sField = sprintf(':%s:PDF', $sFile);
+        $sNew = preg_replace('~[\s]*file[\s]*=[\s]*\{[^\}]*\},?([\n\r])+~', '$1', $sOriginal);
+        $aFields = explode(',', $sNew);
+        $sNew = rtrim($sNew, "\n\r}");
+        if (substr($sNew, -1) !== ',') {
+            $sNew .= '},';
+        }
+        $sNew = sprintf("%s\nfile = {%s}\n}", $sNew, $sField);
+        $sDatabase = str_replace($sOriginal, $sNew, $sDatabase);
+    }
+}
+file_put_contents($sBibliography, $sDatabase);