create function locale_hyphen_underscore and make use of it

1 files changed, 13 insertions, 6 deletions

diff --git a/en/doc/doc.php b/en/doc/doc.php
index 0aa9e5884..8010876c8 100644
--- a/en/doc/doc.php
+++ b/en/doc/doc.php
@@ -8,17 +8,24 @@ $documentation['control_center'][3] = array('en','et','fr');
 
 $documentation['installer'     ][2] = array('de','el','en','eo','fr','nl','pt_br','uk');
 
-function doc_list($documentation_name, $type, $version, $link, $epub_link = null, $pdf_link = null)
+function doc_present_in_locale($documentation_name, $version)
 {
     global $locale;
-    global $langs;
     global $documentation;
-    preg_match("/(..)(-)(..)/", $locale, $parsed_locale);
-    if(isset($parsed_locale[3])) { // create pt_br.po from pt-br and alike
-        $link_locale = $parsed_locale[1] . '_' . $parsed_locale[3];
+    $link_locale = locale_hyphen_underscore($locale); // create pt_br.po from pt-br and alike
+    if(in_array($link_locale, $documentation[$documentation_name][$version])) {
+        return $link_locale;
     } else {
-        $link_locale = $locale;
+        return 'en';
     }
+}
+
+function doc_list($documentation_name, $type, $version, $link, $epub_link = null, $pdf_link = null)
+{
+    global $locale;
+    global $langs;
+    global $documentation;
+    $link_locale = locale_hyphen_underscore($locale); // create pt_br.po from pt-br and alike
     $your_language = '';
     $others = '';
     $text_others = '';