Started i18n system

TODO

@@ -1,19 +1,15 @@
-* i18n : i18n of errors in index.php and use a different template for each translation
 * Don't cache the username
 * JSON output
 
 inc/Invoices.class.php :
 ========================
 * Storage of users in ?!?
+* Add / Edit a bill
 
 Manage paybacks :
 =================
 * TODO : Payback system (class should be ok)
 
-TODO :
-======
-* Add / Edit a bill
-
 To test :
 =========
 * Connection form

inc/Invoices.class.php

@@ -2,7 +2,6 @@
     // TODO : Handle users_in
     require_once('data/config.php');
     require_once('Storage.class.php');
-    require_once('UsersIn.class.php');
 
     class Invoice extends Storage {
         protected $id = 0, $date, $users_in, $guests, $buyer, $amount, $what;
@@ -19,7 +18,6 @@
             );
 
         public function __construct() {
-            $users_in = new UsersIn();
             parent::__construct();
         }
 

inc/Storage.class.php

@@ -151,7 +151,7 @@ class Storage {
                         continue;
 
                     if(substr($value, 0, 1) == ">" || substr($value, 0, 1) == "<")
-                        $query->bindParam(':'.$field, substr($value, 0, 1);
+                        $query->bindParam(':'.$field, substr($value, 0, 1));
                     else
                         $query->bindParam(':'.$field, $value);
                 }

inc/functions.php

@@ -52,7 +52,7 @@
             return 18;
     }
 
-    function listDirs($dir) {
+    function listTemplates($dir) {
         if(strrpos($dir, '/') !== strlen($dir) - 1) {
             $dir .= '/';
         }
@@ -62,6 +62,9 @@
         if ($handle = opendir($dir)) {
             while (false !== ($entry = readdir($handle))) {
                 if ($entry != "." && $entry != ".." && is_dir($dir.$entry)) {
+                    $entry = str_replace(array('_en', '_fr'), array('', ''), $entry);
+                    
+                    if(!in_array($entry, $return))
                         $return[] = $entry;
                 }
             }

index.php

@@ -1,4 +1,16 @@
 <?php
+    // Error translation
+    $errors = array(
+        'unknown_username_password'=>array('fr'=>'Nom d\'utilisateur ou mot de passe inconnu.', 'en'=>'Unknown username or password.'),
+        'token_error'=>array('fr'=>'Erreur de token. Veuillez réessayer.', 'en'=>'Token error. Please resubmit the form.'),
+        'password_mismatch'=>array('fr'=>'Les deux mots de passe ne correspondent pas.', 'en'=>'The content of the two passwords fields doesn\'t match.'),
+        'user_already_exists'=>array('fr'=>'Un utilisateur avec le même login ou nom d\'affichage existe déjà. Choisissez un login ou un nom d\'affichage différent.', 'en'=>'A user with the same login or display name already exists. Choose a different login or display name.'),
+        'write_error_data'=>array('fr'=>'Le script ne peut pas écrire dans le dossier data/, vérifiez les permissions sur ce dossier.', 'en'=>'The script can\'t write in data/ dir, check permissions set on this folder.'),
+        'unable_write_config'=>array('fr'=>'Impossible d\'écrire le fichier data/config.php. Vérifiez les permissions.', 'en'=>'Unable to write data/config.php file. Check permissions.'),
+        'negative_amount'=>array('fr'=>'Montant négatif non autorisé.', 'en'=>'Negative amount not allowed.'),
+        'template_lang_error'=>array('fr'=>'Template non disponible pour la langue choisie. Modifiez les paramètres de langue ou de template.', 'en'=>'Template not available for the selected lang. Change the lang or the template setting.')
+    );
+
     // Include necessary files
     if(!file_exists('data/config.php')) { header('location: install.php'); exit(); }
     require_once('data/config.php');
@@ -74,7 +86,7 @@
                 $user = new User();
                 $user->setLogin($_POST['login']);
                 if(ban_canLogin() == false) {
-                    $error = "Unknown username / password.";
+                    $error = $errors['unknown_username_password'][LANG];
                 }
                 else {
                     $user = $user->exists($_POST['login']);
@@ -99,7 +111,7 @@
                     }
                     else {
                         ban_loginFailed();
-                        $error = "Unknown username/password.";
+                        $error = $errors['unknown_username_password'][LANG];
                     }
                 }
             }
@@ -127,11 +139,11 @@
                         exit();
                     }
                     else {
-                        $tpl->assign('error', 'Token error. Please resubmit the form.');
+                        $tpl->assign('error', $errors['token_error'][LANG]);
                     }
                 }
                 else {
-                    $tpl->assign('error', 'The content of the two password fields doesn\'t match.');
+                    $tpl->assign('error', $errors['password_mismatch'][LANG]);
                 }
             }
             $tpl->assign('view', 'password');
@@ -169,11 +181,11 @@
                         exit();
                     }
                     else {
-                        $tpl->assign('error', 'A user with the same login or display name already exists. Choose a different login.');
+                        $tpl->assign('error', $errors['user_already_exists'][LANG]);
                     }
                 }
                 else {
-                    $tpl->assign('error', 'Token error. Please resubmit the form.');
+                    $tpl->assign('error', $errors['token_error'][LANG]);
                 }
             }
  
@@ -231,11 +243,16 @@
             break;
 
         case 'settings':
-            if(!empty($_POST['mysql_host']) && !empty($_POST['mysql_login']) && !empty($_POST['mysql_db']) && !empty($_POST['currency']) && !empty($_POST['instance_title']) && !empty($_POST['base_url']) && !empty($_POST['timezone']) && !empty($_POST['email_webmaster']) && !empty($_POST['template'])) {
+            if(!empty($_POST['mysql_host']) && !empty($_POST['mysql_login']) && !empty($_POST['mysql_db']) && !empty($_POST['currency']) && !empty($_POST['instance_title']) && !empty($_POST['base_url']) && !empty($_POST['timezone']) && !empty($_POST['email_webmaster']) && !empty($_POST['template']) && !empty($_POST['lang'])) {
                 if(check_token(600, 'settings')) {
                     if(!is_writable('data/')) {
-                        $tpl>assign('error', 'The script can\'t write in data/ dir, check permissions set on this folder.');
+                        $tpl>assign('error', $errors['write_error_data'][LANG]);
                     }
+                    else {
+                        if(!is_dir('tpl/'.$_POST['template'].'_'.$_POST['lang'])) {
+                            $tpl->assign('error', $errors['template_lang_error'][LANG]);
+                        }
+                        else {
                             $config = file('data/config.php');
 
                             foreach($config as $line_number=>$line) {
@@ -258,7 +275,9 @@
                                 elseif(strpos($line, "EMAIL_WEBMASTER") !== FALSE)
                                     $config[$line_number] = "\tdefine('EMAIL_WEBMASTER', '".$_POST['email_webmaster']."');\n";
                                 elseif(strpos($line, "TEMPLATE_DIR") !== FALSE)
-                            $config[$line_number] = "\tdefine('TEMPLATE_DIR', 'tpl/".$_POST['template']."/');\n";
+                                    $config[$line_number] = "\tdefine('TEMPLATE_DIR', 'tpl/".$_POST['template']."_".$_POST['lang']."/');\n";
+                                elseif(strpos($line, "LANG") !== FALSE)
+                                    $config[$line_number] = "\tdefine('LANG', '".$_POST['lang']."');\n";
                                 elseif(strpos($line_number, 'date_default_timezone_set') !== FALSE)
                                     $config[$line_number] = "\tdate_default_timezone_set('".$_POST['timezone']."');\n";
                             }
@@ -271,11 +290,13 @@
                                 exit();
                             }
                             else {
-                        $tpl->assign('error', 'Unable to write data/config.php file.');
+                                $tpl->assign('error', $errors['unable_write_config'][LANG]);
+                            }
+                        }
                     }
                 }
                 else {
-                    $tpl->assign('error', 'Token error. Please resubmit the form.');
+                    $tpl->assign('error', $errors['token_error'][LANG]);
                 }
             }
 
@@ -286,8 +307,9 @@
             $tpl->assign('timezone', @date_default_timezone_get());
             $tpl->assign('show_settings', true);
             $tpl->assign('token', generate_token('settings'));
-            $tpl->assign('templates', listDirs('tpl/'));
+            $tpl->assign('templates', listTemplates('tpl/'));
             $tpl->assign('current_template', trim(substr(TEMPLATE_DIR, 4), '/'));
+            $tpl->assign('lang', LANG);
             $tpl->draw('settings');
             break;
 
@@ -317,7 +339,7 @@
             if(!empty($_POST['what']) && !empty($_POST['amount']) && (float) $_POST['amount'] != 0 && !empty($_POST['date_hour']) && !empty($_POST['date_day']) && !empty($_POST['date_month']) && !empty($_POST['date_year']) && !empty($_POST['users_in'])) {
                 if(check_token(600, 'new_invoice')) {
                     if($_POST['amount'] <= 0) {
-                        $tpl->assign('error', 'Negative amount.');
+                        $tpl->assign('error', $errors['negative_amount'][LANG]);
                     }
                     else {
                         $invoice = new Invoice();
@@ -349,7 +371,7 @@
                     }
                 }
                 else {
-                    $tpl->assign('error', 'Token error. Please resubmit the form.');
+                    $tpl->assign('error', $errors['token_error'][LANG]);
                 }
             }
 

install.php

@@ -13,7 +13,7 @@
         $block_form = true;
     }
 
-    if(!empty($_POST['mysql_host']) && !empty($_POST['mysql_login']) && !empty($_POST['mysql_db']) && !empty($_POST['admin_login']) && !empty($_POST['admin_password']) && !empty($_POST['currency']) && !empty($_POST['instance_title']) && !empty($_POST['base_url']) && !empty($_POST['timezone']) && !empty($_POST['email_webmaster']) && check_token(600, 'install')) {
+    if(!empty($_POST['mysql_host']) && !empty($_POST['mysql_login']) && !empty($_POST['mysql_db']) && !empty($_POST['admin_login']) && !empty($_POST['admin_password']) && !empty($_POST['currency']) && !empty($_POST['instance_title']) && !empty($_POST['base_url']) && !empty($_POST['timezone']) && !empty($_POST['email_webmaster']) && check_token(600, 'install') && !empty($_POST['lang'])) {
         $mysql_host = $_POST['mysql_host'];
         $mysql_login = $_POST['mysql_login'];
         $mysql_db = $_POST['mysql_db'];
@@ -84,7 +84,8 @@
     define('SALT', '".$salt."');
     define('CURRENCY', '".$_POST['currency']."');
     define('EMAIL_WEBMASTER', '".$_POST['email_webmaster']."');
-    define('TEMPLATE_DIR', 'tpl/default/');
+    define('TEMPLATE_DIR', 'tpl/default_".$_POST['lang']."/');
+    define('LANG', '".$_POST['lang']."');
     
     date_default_timezone_set('".$_POST['timezone']."');
     ";
@@ -161,6 +162,7 @@
                     <em>For example :</em> Europe/Paris. See the doc for more info.
                 </p>
                 <p><label for="email_webmaster">Webmaster's email : </label><input type="text" name="email_webmaster" id="email_webmaster"/></p>
+                <p><label for="lang">Lang : </label><select name="lang" id="lang"><option value="en">English</option><option value="fr">French</option></select></p>
             </fieldset>
             <fieldset>
                 <legend>Administrator</legend>

tpl/default_en/settings.html

@@ -57,6 +57,13 @@
                 {/loop}
             </select
         </p>
+        <p>
+            <label for="lang">Lang : </label>
+            <select name="lang" id="lang">
+                <option value="en" {if condition="$lang == 'en'"} selected="selected"{/if}>English</option>
+                <option value="fr" {if condition="$lang == 'fr'"} selected="selected"{/if}>French</option>
+            </select>
+        </p>
         <p><label for="email_webmaster">Webmaster's email : </label><input type="text" name="email_webmaster" id="email_webmaster" value="{$email_webmaster}"/></p>
     </fieldset>
     <p class="center"><input type="submit" value="Update settings"><input type="hidden" name="token" value="{$token}"/></p>