Display warning about incomplete translations

Documentation.html

@@ -624,6 +624,9 @@ since this link provides funding for phpMyAdmin.
     You can set this parameter to <tt>TRUE</tt> to stop this message 
     from appearing.</dd>
 
+    <dd id="cfg_TranslationWarningThreshold">$cfg['TranslationWarningThreshold'] integer</dt>
+    <dd>Show warning about incomplete translations on certain threshold.</dd>
+
     <dt id="cfg_AllowThirdPartyFraming">$cfg['AllowThirdPartyFraming'] boolean</dt>
     <dd>Setting this to <tt>true</tt> allows a page located on a different
     domain to call phpMyAdmin inside a frame, and is a potential security

libraries/.gitignore

@@ -0,0 +1 @@
+language_stats.inc.php

libraries/config.default.php

@@ -61,6 +61,13 @@ $cfg['SuhosinDisableWarning'] = false;
  */
 $cfg['McryptDisableWarning'] = false;
 
+/**
+ * Show warning about incomplete translations on certain threshold.
+ *
+ * @global boolean $cfg['TranslationWarningThreshold']
+ */
+$cfg['TranslationWarningThreshold'] = 80;
+
 /**
  * Allows phpMyAdmin to be included from a document located on
  * another domain; setting this to true is a potential security hole

main.php

@@ -354,6 +354,23 @@ if ($cfg['SuhosinDisableWarning'] == false && @ini_get('suhosin.request.max_valu
     trigger_error(PMA_sanitize(sprintf(__('Server running with Suhosin. Please refer to %sdocumentation%s for possible issues.'), '[a@./Documentation.html#faq1_38@_blank]', '[/a]')), E_USER_WARNING);
     }
 
+/**
+ * Warning about incomplete translations.
+ *
+ * The data file is created while creating release by ./scripts/remove-incomplete-mo
+ */
+if (file_exists('./libraries/language_stats.inc.php')) {
+    include('./libraries/language_stats.inc.php');
+    /*
+     * This message is intentionally not translated, because we're
+     * handling incomplete translations here and focus on english
+     * speaking users.
+     */
+    if (isset($GLOBALS['language_stats'][$lang]) && $GLOBALS['language_stats'][$lang] < $cfg['TranslationWarningThreshold']) {
+        trigger_error('You are using translation which is not complete, you are welcome to <a href="http://www.phpmyadmin.net/home_page/improve.php#translate">contribute to it</a>.', E_USER_NOTICE);
+    }
+}
+
 /**
  * prints list item for main page
  *

scripts/remove-incomplete-mo

@@ -14,6 +14,12 @@ if [ ! -z "$1" ] ; then
     THRESHOLD=$1
 fi
 
+echo '<?php' > libraries/language_stats.inc.php
+echo '/* Automatically generated file, do not edit! */' >> libraries/language_stats.inc.php
+echo '/* Generated bt scripts/remove-incomplete-mo */' >> libraries/language_stats.inc.php
+echo '' >> libraries/language_stats.inc.php
+echo '$GLOBALS["language_stats"] = array (' >> libraries/language_stats.inc.php
+
 check() {
     lang=`echo $1 | sed 's@po/\(.*\)\.po@\1@'`
     STATS=`LANG=C  msgfmt --statistics -o /dev/null $1 2>&1`
@@ -33,6 +39,7 @@ check() {
         UNTRANSLATED=0
     fi
     PERCENT=`expr 100 \* $TRANSLATED / \( $TRANSLATED + $FUZZY + $UNTRANSLATED \) || true`
+    echo "    '$lang' => $PERCENT," >> libraries/language_stats.inc.php
 
     if [ $PERCENT -lt $THRESHOLD ] ; then
         echo "Removing $lang, only $PERCENT%"
@@ -44,3 +51,5 @@ for x in po/*.po  ; do
     check $x
 done
 
+echo ');' >> libraries/language_stats.inc.php
+echo '?>' >> libraries/language_stats.inc.php