Generalize updating translations

diff --git a/lang.php b/lang.php
index 349e833aa355d11c2a2fab8e64bb5089c9a5b042..cc59c2c6164cf09a8ac10dd1af0811866a5eaf2c 100755 (executable)
--- a/lang.php
+++ b/lang.php
@@ -28,48 +28,55 @@ foreach (
 }
 
 foreach (glob(__DIR__ . "/adminer/lang/" . ($_SESSION["lang"] ?: "*") . ".inc.php") as $filename) {
-       $messages = $messages_all;
+       $lang = basename($filename, ".inc.php");
+       update_translations($lang, $messages_all, $filename, '~(\$translations = array\(\n)(.*\n)(?=\);)~sU');
+}
+
+function update_translations($lang, $messages, $filename, $pattern) {
        $file = file_get_contents($filename);
        $file = str_replace("\r", "", $file);
-       preg_match_all("~^(\\s*(?:// [^'].*\\s+)?)(?:// )?(('(?:[^\\\\']+|\\\\.)*') => (.*[^,\n])),?~m", $file, $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE);
-       $s = "";
-       $lang = basename($filename, ".inc.php");
-       $fullstop = ($lang == "bn" ? '।' : (preg_match('~^(ja|zh)~', $lang) ? '。' : ($lang == 'he' ? '[^.]' : '\.')));
-       foreach ($matches as $match) {
-               list(, list($indent), list($line, $offset), list($en), list($translation)) = $match;
-               if (isset($messages[$en])) {
-                       // keep current messages
-                       $s .= "$indent$line,\n";
-                       unset($messages[$en]);
-                       $en_fullstop = (substr($en, -2, 1) == ".");
-                       //! check in array
-                       if ($en != "','" && ($en_fullstop xor preg_match("~$fullstop'\)?\$~", $line))) {
-                               if ($lang != ($en_fullstop ? "ja" : "he")) { // fullstop is optional in 'ja', forbidden in 'he'
-                                       echo "$filename:" . (substr_count($file, "\n", 0, $offset) + 1) . ":Not matching fullstop: $line\n";
+       $s = preg_replace_callback($pattern, function ($match) use ($lang, $messages, $filename, $file) {
+               $prefix = $match[1][0];
+               $start = $match[2][1];
+               preg_match_all("~^(\\s*(?:// [^'].*\\s+)?)(?:// )?(('(?:[^\\\\']+|\\\\.)*') => (.*[^,\n])),?~m", $match[2][0], $matches, PREG_SET_ORDER | PREG_OFFSET_CAPTURE);
+               $s = "";
+               $fullstop = ($lang == "bn" ? '।' : (preg_match('~^(ja|zh)~', $lang) ? '。' : ($lang == 'he' ? '[^.]' : '\.')));
+               foreach ($matches as $match) {
+                       list(, list($indent), list($line, $offset), list($en), list($translation)) = $match;
+                       if (isset($messages[$en])) {
+                               // keep current messages
+                               $s .= "$indent$line,\n";
+                               unset($messages[$en]);
+                               $en_fullstop = (substr($en, -2, 1) == ".");
+                               //! check in array
+                               if ($en != "','" && ($en_fullstop xor preg_match("~$fullstop'\)?\$~", $line))) {
+                                       if ($lang != ($en_fullstop ? "ja" : "he")) { // fullstop is optional in 'ja', forbidden in 'he'
+                                               echo "$filename:" . (substr_count($file, "\n", 0, $start + $offset) + 1) . ":Not matching fullstop: $line\n";
+                                       }
                                }
+                               if (preg_match('~%~', $en) xor preg_match('~%~', $translation)) {
+                                       echo "$filename:" . (substr_count($file, "\n", 0, $start + $offset) + 1) . ":Not matching placeholder.\n";
+                               }
+                       } else {
+                               // comment deprecated messages
+                               $s .= "$indent// $line,\n";
                        }
-                       if (preg_match('~%~', $en) xor preg_match('~%~', $translation)) {
-                               echo "$filename:" . (substr_count($file, "\n", 0, $offset) + 1) . ":Not matching placeholder.\n";
-                       }
-               } else {
-                       // comment deprecated messages
-                       $s .= "$indent// $line,\n";
                }
-       }
-       if ($messages) {
-               if ($lang != "en") {
-                       $s .= "\n";
-               }
-               foreach ($messages as $idf => $val) {
-                       // add new messages
-                       if ($val == "," && strpos($idf, "%d")) {
-                               $s .= "\t$idf => array(),\n";
-                       } elseif ($lang != "en") {
-                               $s .= "\t$idf => null,\n";
+               if ($messages) {
+                       if ($lang != "en") {
+                               $s .= "\n";
+                       }
+                       foreach ($messages as $idf => $val) {
+                               // add new messages
+                               if ($val == "," && strpos($idf, "%d")) {
+                                       $s .= "\t$idf => array(),\n";
+                               } elseif ($lang != "en") {
+                                       $s .= "\t$idf => null,\n";
+                               }
                        }
                }
-       }
-       $s = "<?php\nnamespace Adminer;\n\nLang::\$translations = array(\n$s);\n\n// run `php ../../lang.php $lang` to update this file\n";
+               return $prefix . $s;
+       }, $file, -1, $count, PREG_OFFSET_CAPTURE);
        if ($s != $file) {
                file_put_contents($filename, $s);
                echo "$filename updated.\n";