ActionRetro · veselcraft · Jul 17, 2021 · Aug 4, 2021
diff --git a/index.php b/index.php
@@ -1,5 +1,20 @@
 <?php
 require_once('vendor/autoload.php');
+require_once('localization.php');
+
+// Locale things
+
+$locale = new UILocale;
+$encoding = $locale->trRaw('encoding', $_GET['lg']);
+
+function tr($string) {
+    global $locale;
+    global $encoding;
+    return mb_convert_encoding($locale->trRaw($string, $_GET['lg']), $encoding, 'UTF-8');
+}
+header('Content-Type: text/html;charset='.$encoding);
+
+// Searching
 
 $show_results = FALSE;
 $results_html = "";
@@ -10,7 +25,7 @@
     $show_results = TRUE;
     $search_url = "https://html.duckduckgo.com/html?q=" . $query;
     if(!$results_html = file_get_contents($search_url)) {
-        $error_text .=  "Failed to get results, sorry :( <br>";
+        $error_text .=  tr('error_fail_to_fetch')."<br>";
     }
     $simple_results=$results_html;
     $simple_results = str_replace( 'strong>', 'b>', $simple_results ); //change <strong> to <b>
@@ -25,16 +40,17 @@
             // result link, redirected through our proxy
             $result_link = explode('class="result__a" href="', $result_blocks[$x])[1];
             $result_topline = explode('">', $result_link);
-            $result_link = str_replace( '//duckduckgo.com/l/?uddg=', '/read.php?a=', $result_topline[0]);
+            $result_link = str_replace( '//duckduckgo.com/l/?uddg=', '/read.php?lg='.$_GET['lg'].'&a=', $result_topline[0]);
             // result title
-            $result_title = str_replace("</a>","",explode("\n", $result_topline[1]));
+            $result_title = mb_convert_encoding(str_replace("</a>","",explode("\n", $result_topline[1])), $encoding, 'UTF-8');
             // result display url
             $result_display_url = explode('class="result__url"', $result_blocks[$x])[1];
             $result_display_url = trim(explode("\n", $result_display_url)[1]);
             // result snippet
             $result_snippet = explode('class="result__snippet"', $result_blocks[$x])[1];
             $result_snippet = explode('">', $result_snippet)[1];
             $result_snippet = explode('</a>', $result_snippet)[0];
+            $result_snippet = mb_convert_encoding($result_snippet, $encoding, 'UTF-8');
 
             $final_result_html .= "<br><a href='" . $result_link . "'><font size='4'><b>" . $result_title[0] . "</b></font><br><font color='#008000' size='2'>" 
                                 . $result_display_url . "</font></a><br>" . $result_snippet . "<br><br><hr>";
@@ -56,42 +72,44 @@ function clean_str($str) {
 
 ?>
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 2.0//EN">
-<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
 
 <html>
 <head>
+    <meta http-equiv="Content-Type" content="text/html; CHARSET=<?= $encoding ?>">
 	<title>FrogFind!</title>
 </head>
 <body>
 
 <?php if($show_results) { // there's a search query in q, so show search results ?>
 
     <form action="/" method="get">
-    <a href="/"><font size=6 color="#008000">Frog</font><font size=6 color="#000000">Find!</font></a> Leap again: <input type="text" size="30" name="q" value="<?php echo urldecode($query) ?>">
-    <input type="submit" value="Ribbbit!">
+    <a href="/"><font size=6 color="#008000">Frog</font><font size=6 color="#000000">Find!</font></a> <?= tr('leap_to') ?>: <input type="text" size="30" name="q" value="<?php echo urldecode($query) ?>">
+    <input type="submit" value="<?= tr('ribbbit_button') ?>">
     </form>
     <hr>
     <br>
-    <center>Search Results for <b><?php echo strip_tags(urldecode($query)) ?></b></center>
+    <center><?= tr('search_results') ?> <b><?php echo strip_tags(urldecode($query)) ?></b></center>
     <br>
     <?php echo $final_result_html ?>
 
 <?php } else { // no search query, so show new search ?>
     <br><br><center><h1><font size=7><font color="#008000">Frog</font>Find!</font></h1></center>
-    <center><h3>The Search Engine for Vintage Computers</h3></center>
+    <center><h3><?= tr('frogfind_description') ?></h3></center>
     <br><br>
     <center>
     <form action="/" method="get">
-    Leap to: <input type="text" size="30" name="q"><br>
-    <input type="submit" value="Ribbbit!">
+    <?= tr('leap_to') ?>: <input type="text" size="30" name="q"><br>
+    <?php if(isset($_GET['lg'])) { ?> <input type="hidden" name="lg" value="<?= $_GET['lg'] ?>"> <?php } ?>
+    <input type="submit" value="<?= tr('ribbbit_button') ?>">
     </center>
     <br><br><br>
-    <small><center>Built by <b><a href="https://youtube.com/ActionRetro">Action Retro</a></b> on YouTube | <a href="about.php">Why build such a thing?</a></center><br>
-    <small><center>Powered by DuckDuckGo</center></small>
+    <small><center><?= tr('footer_author') ?> | <a href="about.php"><?= tr('footer_about') ?></a></center><br>
+    <small><center><a href="?lg=en-us">English</a> | <a href="?lg=ru-ru">Russian</a></center></small>
+    <small><center><?= tr('footer_powered') ?></center></small>
 </form>
 </form>
 
 <?php } ?>
 
 </body>
-</html>
+</html>
diff --git a/languages/en-us.strings b/languages/en-us.strings
@@ -0,0 +1,21 @@
+"encoding" = "ISO-8859-1";
+"author" = "Sean";
+
+"frogfind_description" = "The Search Engine for Vintage Computers";
+"leap_to" = "Leap to";
+"ribbbit_button" = "Ribbbit!";
+"footer_author" = "Built by Action Retro on YouTube";
+"footer_about" = "Why build such a thing?";
+"footer_powered" = "Powered by DuckDuckGo";
+
+"search_results" = "Search Results for";
+
+%{ Read %}
+"back_to_frogfind" = "Back to";
+"browsing_url" = "Browsing URL";
+"go" = "Go!";
+
+%{ Errors %}
+
+"error_fail_to_fetch" = "Failed to get results, sorry :(";
+"error_not_webpage" = "That's not a web page :(";
diff --git a/languages/ru-ru.strings b/languages/ru-ru.strings
@@ -0,0 +1,22 @@
+"encoding" = "Windows-1251";
+"author" = "Vladimir Barinov (veselcraft)";
+
+"frogfind_description" = "Поисковая система для винтажных компьютеров";
+"leap_to" = "Запрос";
+"ribbbit_button" = "Найти!";
+"footer_author" = "Сайт создан YouTube-каналом Action Retro";
+"footer_about" = "Зачем нужна эта штука? (на английском)";
+"footer_powered" = "Работает с помощью DuckDuckGo";
+
+"search_results" = "Результаты поиска для запроса";
+
+%{ Read %}
+"back_to_frogfind" = "Вернуться в";
+"browsing_url" = "Адресная строка";
+"go" = "Перейти!";
+
+%{ Errors %}
+
+"error_fail_to_fetch" = "Не удалось выполнить поиск, извините :c";
+"error_not_webpage" = "Это не веб-страница :(";
+"error_article_fail" = "Не получилось показать страницу :(";
diff --git a/localization.php b/localization.php
@@ -0,0 +1,30 @@
+<?php
+
+
+class UILocale {
+    protected function parseLang($file): array
+    {
+        $string = file_get_contents($file);
+        $string = preg_replace("%^\%{.*\%}\r?$%m", "", $string); #Remove comments
+        $array  = [];
+
+        foreach(preg_split("%;[\\r\\n]++%", $string) as $statement) {
+            $s = explode(" = ", trim($statement));
+
+            try {
+                $array[eval("return $s[0];")] = eval("return $s[1];");
+            } catch(\ParseError $ex) {
+                echo "Could not parse locale :( At " . $s[0];
+            }
+        }
+
+        return $array;
+    }
+
+    function trRaw($string, $locale) {
+        $lang = empty($locale) ? "en-us" : $locale;
+        $array = $this->parseLang(dirname(__FILE__) . "/languages/$lang.strings");
+
+        return $array[$string] ?? "@$string";
+    }
+}
diff --git a/read.php b/read.php
@@ -1,5 +1,24 @@
 <?php
 require_once('vendor/autoload.php');
+require_once('localization.php');
+
+// Locale things
+
+$locale = new UILocale;
+$encoding = $locale->trRaw('encoding', $_GET['lg']);
+
+function tr($string) {
+    global $encoding;
+    global $locale;
+    return mb_convert_encoding($locale->trRaw($string, $_GET['lg']), $encoding, 'UTF-8');
+}
+
+function localeEncode($string) {
+    global $encoding;
+    return mb_convert_encoding($string, $encoding, 'UTF-8');
+}
+
+header('Content-Type: text/html;charset='.$encoding);
 
 $article_url = "";
 $article_html = "";
@@ -18,7 +37,7 @@
 }
 
 if (substr( $article_url, 0, 4 ) != "http") {
-    echo("That's not a web page :(");
+    echo(tr("error_not_webpage"));
     die();
 }
 
@@ -37,7 +56,7 @@
 $readability = new Readability($configuration);
 
 if(!$article_html = file_get_contents($article_url)) {
-    $error_text .=  "Failed to get the article :( <br>";
+    $error_text .=  tr("error_article_fail")." <br>";
 }
 
 try {
@@ -47,7 +66,7 @@
     $readable_article = str_replace( 'em>', 'i>', $readable_article ); //change <em> to <i>
 
     $readable_article = clean_str($readable_article);
-    $readable_article = str_replace( 'href="http', 'href="/read.php?a=http', $readable_article ); //route links through proxy
+    $readable_article = str_replace( 'href="http', 'href="/read.php?lg=' . $_GET['lg'] . '&a=http', $readable_article ); //route links through proxy
 
 } catch (ParseException $e) {
     $error_text .= 'Sorry! ' . $e->getMessage() . '<br>';
@@ -74,12 +93,13 @@ function clean_str($str) {
  <body>
     <p>
         <form action="/read.php" method="get">
-        <a href="/">Back to <b><font color="#008000">Frog</font><font color="000000">Find!</font></a></b> | Browsing URL: <input type="text" size="38" name="a" value="<?php echo $article_url ?>">
-        <input type="submit" value="Go!">
+        <a href="/?lg=<?= $_GET['lg'] ?>"><?= tr('back_to_frogfind'); ?> <b><font color="#008000">Frog</font><font color="000000">Find!</font></a></b> | <?= tr('browsing_url'); ?>: <input type="text" size="38" name="a" value="<?php echo $article_url ?>">
+        <input type="hidden" name="lg" value="<?= $_GET['lg']; ?>">
+        <input type="submit" value="<?= tr('go'); ?>">
         </form>
     </p>
     <hr>
-    <h1><?php echo clean_str($readability->getTitle());?></h1>
+    <h1><?php echo localeEncode(clean_str($readability->getTitle()));?></h1>
     <p> <?php
         $img_num = 0;
         $imgline_html = "View page images:";
@@ -95,6 +115,6 @@ function clean_str($str) {
         }
     ?></small></p>
     <?php if($error_text) { echo "<p><font color='red'>" . $error_text . "</font></p>"; } ?>
-    <p><font size="4"><?php echo $readable_article;?></font></p>
+    <p><font size="4"><?php echo localeEncode($readable_article);?></font></p>
  </body>
- </html>
+ </html>