From b58f11841539035f8fa06c2a0e64dd9199d6a089 Mon Sep 17 00:00:00 2001
From: thomascube <thomas@roundcube.net>
Date: Tue, 21 Oct 2008 09:41:32 +0000
Subject: [PATCH] Improve vcard import (#1485502); try utf-8 first in charset
 detection

---
 program/include/rcube_shared.inc        | 12 ++---
 program/include/rcube_vcard.php         | 63 +++++++++++++++----------
 program/localization/ar_SA/messages.inc |  2 +-
 program/localization/az_AZ/messages.inc |  2 +-
 program/localization/cs_CZ/messages.inc |  2 +-
 program/localization/cy_GB/messages.inc |  2 +-
 program/localization/de_DE/messages.inc |  2 +-
 program/localization/en_GB/messages.inc |  2 +-
 program/localization/fi_FI/messages.inc |  2 +-
 program/localization/fr_FR/messages.inc |  2 +-
 program/localization/he_IL/messages.inc |  2 +-
 program/localization/it_IT/messages.inc |  2 +-
 program/localization/lt_LT/messages.inc |  2 +-
 program/localization/nn_NO/messages.inc |  2 +-
 program/localization/ru_RU/messages.inc |  2 +-
 program/localization/zh_CN/messages.inc |  2 +-
 program/steps/addressbook/import.inc    |  2 +-
 17 files changed, 59 insertions(+), 46 deletions(-)

diff --git a/program/include/rcube_shared.inc b/program/include/rcube_shared.inc
index 3b63d9c0e..26de5b45c 100644
--- a/program/include/rcube_shared.inc
+++ b/program/include/rcube_shared.inc
@@ -575,12 +575,12 @@ function rc_detect_encoding($string, $failover='')
     // FIXME: the order is important, because sometimes 
     // iso string is detected as euc-jp and etc.
     $enc = array(
-	'SJIS', 'BIG5', 'GB2312', 'UTF-8',
-	'ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', 'ISO-8859-4',
-	'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8', 'ISO-8859-9',
-	'ISO-8859-10', 'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'ISO-8859-16',
-	'WINDOWS-1252', 'WINDOWS-1251', 'EUC-JP', 'EUC-TW', 'KOI8-R', 
-	'ISO-2022-KR', 'ISO-2022-JP'
+      'UTF-8', 'SJIS', 'BIG5', 'GB2312',
+      'ISO-8859-1', 'ISO-8859-2', 'ISO-8859-3', 'ISO-8859-4',
+      'ISO-8859-5', 'ISO-8859-6', 'ISO-8859-7', 'ISO-8859-8', 'ISO-8859-9',
+      'ISO-8859-10', 'ISO-8859-13', 'ISO-8859-14', 'ISO-8859-15', 'ISO-8859-16',
+      'WINDOWS-1252', 'WINDOWS-1251', 'EUC-JP', 'EUC-TW', 'KOI8-R', 
+      'ISO-2022-KR', 'ISO-2022-JP'
     );
 
     $result = mb_detect_encoding($string, join(',', $enc));
diff --git a/program/include/rcube_vcard.php b/program/include/rcube_vcard.php
index ca7ca0822..ea345415d 100644
--- a/program/include/rcube_vcard.php
+++ b/program/include/rcube_vcard.php
@@ -218,6 +218,9 @@ class rcube_vcard
 
     // remove vcard 2.1 charset definitions
     $vcard = preg_replace('/;CHARSET=[^:;]+/', '', $vcard);
+    
+    // if N doesn't have any semicolons, add some 
+    $vcard = preg_replace('/^(N:[^;\R]*)$/m', '\1;;;;', $vcard);
 
     return $vcard;
   }
@@ -241,38 +244,48 @@ class rcube_vcard
     // Perform RFC2425 line unfolding
     $vcard = preg_replace(array("/\r/", "/\n\s+/"), '', $vcard);
     
+    $lines = preg_split('/\r?\n/', $vcard);
     $data = array();
-    if (preg_match_all('/^([^\\:]*):(.+)$/m', $vcard, $regs, PREG_SET_ORDER)) {
-      foreach($regs as $line) {
-        // convert 2.1-style "EMAIL;internet;home:" to 3.0-style "EMAIL;TYPE=internet;TYPE=home:"
-        if (($data['VERSION'][0] == "2.1") && preg_match('/^([^;]+);([^:]+)/', $line[1], $regs2) && !preg_match('/^TYPE=/i', $regs2[2])) {
-          $line[1] = $regs2[1];
-          foreach (explode(';', $regs2[2]) as $prop)
-            $line[1] .= ';' . (strpos($prop, '=') ? $prop : 'TYPE='.$prop);
-        }
-
-        if (!preg_match('/^(BEGIN|END)$/', $line[1]) && preg_match_all('/([^\\;]+);?/', $line[1], $regs2)) {
-          $entry = array(self::vcard_unquote($line[2]));
+    
+    for ($i=0; $i < count($lines); $i++) {
+      if (!preg_match('/^([^\\:]*):(.+)$/', $lines[$i], $line))
+          continue;
+
+      // convert 2.1-style "EMAIL;internet;home:" to 3.0-style "EMAIL;TYPE=internet;TYPE=home:"
+      if (($data['VERSION'][0] == "2.1") && preg_match('/^([^;]+);([^:]+)/', $line[1], $regs2) && !preg_match('/^TYPE=/i', $regs2[2])) {
+        $line[1] = $regs2[1];
+        foreach (explode(';', $regs2[2]) as $prop)
+          $line[1] .= ';' . (strpos($prop, '=') ? $prop : 'TYPE='.$prop);
+      }
 
-          foreach($regs2[1] as $attrid => $attr) {
-            if ((list($key, $value) = explode('=', $attr)) && $value) {
-              if ($key == 'ENCODING')
-                $entry[0] = self::decode_value($entry[0], $value);
-              else
-                $entry[strtolower($key)] = array_merge((array)$entry[strtolower($key)], (array)self::vcard_unquote($value, ','));
-            }
-            else if ($attrid > 0) {
-              $entry[$key] = true;  # true means attr without =value
+      if (!preg_match('/^(BEGIN|END)$/', $line[1]) && preg_match_all('/([^\\;]+);?/', $line[1], $regs2)) {
+        $entry = array('');
+        $field = $regs2[1][0];
+
+        foreach($regs2[1] as $attrid => $attr) {
+          if ((list($key, $value) = explode('=', $attr)) && $value) {
+            if ($key == 'ENCODING') {
+              # add next line(s) to value string if QP line end detected                                                                                                               
+              while ($value == 'QUOTED-PRINTABLE' && ereg('=$', $lines[$i]))
+                  $line[2] .= "\n" . $lines[++$i];
+              
+              $line[2] = self::decode_value($line[2], $value);
             }
+            else
+              $entry[strtolower($key)] = array_merge((array)$entry[strtolower($key)], (array)self::vcard_unquote($value, ','));
+          }
+          else if ($attrid > 0) {
+            $entry[$key] = true;  # true means attr without =value
           }
-
-          $data[$regs2[1][0]][] = count($entry) > 1 ? $entry : $entry[0];
         }
-      }
 
-      unset($data['VERSION']);
+        $entry[0] = self::vcard_unquote($line[2]);
+        $data[$field][] = count($entry) > 1 ? $entry : $entry[0];
+      }
     }
 
+    unset($data['VERSION']);
+
     return $data;
   }
 
@@ -331,7 +344,7 @@ class rcube_vcard
   {
     foreach((array)$data as $type => $entries) {
       /* valid N has 5 properties */
-      while ($type == "N" && count($entries[0]) < 5)
+      while ($type == "N" && is_array($entries[0]) && count($entries[0]) < 5)
         $entries[0][] = "";
 
       foreach((array)$entries as $entry) {
diff --git a/program/localization/ar_SA/messages.inc b/program/localization/ar_SA/messages.inc
index 850736f16..b8387b99f 100644
--- a/program/localization/ar_SA/messages.inc
+++ b/program/localization/ar_SA/messages.inc
@@ -89,7 +89,7 @@ $messages['selectimportfile'] = 'رجاء اختر ملفاً لرفعه';
 $messages['addresswriterror'] = 'دفتر العناوين المحدد غير قابل للكتابة';
 $messages['importwait'] = 'جاري الاستيراد، رجاء انتظر...';
 $messages['importerror'] = 'فشل الاستيراد! الملف المرفوع ليس ملف vCard صالح.';
-$messages['importconfirm'] = 'تم استيراد $inserted مراسلين بنجاح، وتجاهل $skipped موجودين مسبقاً:$names';
+$messages['importconfirm'] = 'تم استيراد $inserted مراسلين بنجاح، وتجاهل $skipped موجودين مسبقاً:<p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'العملية ممنوعة!';
 $messages['nofromaddress'] = 'عنوان البريد الالكتروني غير محدد في الهويّة المنتقاة';
 
diff --git a/program/localization/az_AZ/messages.inc b/program/localization/az_AZ/messages.inc
index e692471b7..6835bc0b6 100644
--- a/program/localization/az_AZ/messages.inc
+++ b/program/localization/az_AZ/messages.inc
@@ -87,7 +87,7 @@ $messages['selectimportfile'] = 'Zəhmət olmasa, yüklənilən faylı seç';
 $messages['addresswriterror'] = 'Seçilmiş ünvan kitabçası yazılmayandır';
 $messages['importwait'] = 'İdxal, gözləyin...';
 $messages['importerror'] = 'İdxal alınmadı! Yüklənilən fayl vCard fayla uyğun deyil.';
-$messages['importconfirm'] = '$inserted ünvanlar müvəffəqiyyətlə idxal edildi, mövcud daxil edilən $skipped atla:  $names';
+$messages['importconfirm'] = '$inserted ünvanlar müvəffəqiyyətlə idxal edildi, mövcud daxil edilən $skipped atla:<p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Əməliyyata icazə verilmir!';
 $messages['nofromaddress'] = 'Seçilmiş eynilikdə e-poçt ünvanı axtarılır';
 
diff --git a/program/localization/cs_CZ/messages.inc b/program/localization/cs_CZ/messages.inc
index f4daa6e40..631b0a2c1 100644
--- a/program/localization/cs_CZ/messages.inc
+++ b/program/localization/cs_CZ/messages.inc
@@ -90,7 +90,7 @@ $messages['selectimportfile'] = 'Prosím vyberte soubor k nahrání';
 $messages['addresswriterror'] = 'Vybraný seznam kontaktů není zapisovatelný';
 $messages['importwait'] = 'Importuji, prosím čekejte...';
 $messages['importerror'] = 'Během importu nastala chyba! Nahraný soubor není ve formátu vCard.';
-$messages['importconfirm'] = 'Úspěšně naimportováno $inserted kontaktů, $skipped existujících záznamů přeskočeno:$names';
+$messages['importconfirm'] = 'Úspěšně naimportováno $inserted kontaktů, $skipped existujících záznamů přeskočeno:<p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Operace není povolena!';
 
 ?>
\ No newline at end of file
diff --git a/program/localization/cy_GB/messages.inc b/program/localization/cy_GB/messages.inc
index 7f152a6b3..b12c332d5 100644
--- a/program/localization/cy_GB/messages.inc
+++ b/program/localization/cy_GB/messages.inc
@@ -87,7 +87,7 @@ $messages['selectimportfile'] = 'Dewiswch ffeil i\'w lwytho fyny';
 $messages['addresswriterror'] = 'Nid yw\'n bosib ysgrifennu i\'r llyfr cyfeiriadau ';
 $messages['importwait'] = 'Yn mewnforio, arhoswch os gwelwch yn dda...';
 $messages['importerror'] = 'Methwyd a mewnforio! Nid yw\'r ffeil a lwythwyd fyny yn ffeil vCard dilys.';
-$messages['importconfirm'] = 'Fe mewnforiwyd $inserted cyswllt yn llwyddiannus, anwybyddwyd $skipped cofnod presennol: $names';
+$messages['importconfirm'] = 'Fe mewnforiwyd $inserted cyswllt yn llwyddiannus, anwybyddwyd $skipped cofnod presennol: <p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Ni chaniateir y weithred!';
 $messages['nofromaddress'] = 'Cyfeiriad e-bost ar goll yn y personoliaeth a ddewiswyd';
 
diff --git a/program/localization/de_DE/messages.inc b/program/localization/de_DE/messages.inc
index 81b00e3b9..0e01c93f0 100644
--- a/program/localization/de_DE/messages.inc
+++ b/program/localization/de_DE/messages.inc
@@ -88,7 +88,7 @@ $messages['selectimportfile'] = 'Bitte wählen Sie eine Datei zum Importieren au
 $messages['addresswriterror'] = 'Das ausgewählte Adressbuch kann nicht verändert werden';
 $messages['importwait'] = 'Daten werden importiert, bitte warten...';
 $messages['importerror'] = 'Import fehlgeschlagen! Die hochgeladene Datei ist nicht im vCard-Format.';
-$messages['importconfirm'] = 'Es wurden $inserted Adressen erfolgreich importiert und $skipped bestehende Einträge übersprungen:$names';
+$messages['importconfirm'] = 'Es wurden $inserted Adressen erfolgreich importiert und $skipped bestehende Einträge übersprungen:<p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Operation nicht erlaubt!';
 
 ?>
diff --git a/program/localization/en_GB/messages.inc b/program/localization/en_GB/messages.inc
index 70b8f4693..e9ce8feb0 100644
--- a/program/localization/en_GB/messages.inc
+++ b/program/localization/en_GB/messages.inc
@@ -90,7 +90,7 @@ $messages['selectimportfile'] = 'Please select a file to upload';
 $messages['addresswriterror'] = 'The selected address book is not writeable';
 $messages['importwait'] = 'Importing, please wait...';
 $messages['importerror'] = 'Import failed! The uploaded file is not a valid vCard file.';
-$messages['importconfirm'] = 'Successfully imported $inserted contacts, $skipped existing entries skipped:$names';
+$messages['importconfirm'] = 'Successfully imported $inserted contacts, $skipped existing entries skipped:<p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Operation not permitted!';
 $messages['nofromaddress'] = 'Missing e-mail address in selected identity';
 
diff --git a/program/localization/fi_FI/messages.inc b/program/localization/fi_FI/messages.inc
index e83b9a386..7dd82ec4a 100644
--- a/program/localization/fi_FI/messages.inc
+++ b/program/localization/fi_FI/messages.inc
@@ -91,7 +91,7 @@ $messages['selectimportfile'] = 'Valitse lähetettävä tiedosto';
 $messages['addresswriterror'] = 'Valittuun osoitekirjaan ei voi kirjoittaa';
 $messages['importwait'] = 'Tuodaan, odota...';
 $messages['importerror'] = 'Tuonti epäonnistui! Lähetetty tiedosto ei ole vCard -muodossa.';
-$messages['importconfirm'] = '$inserted kontaktia tuotu onnistuneesti $inserted kontaktioa, $skipped olemassaolevaa kontaktia hypättiin yli: $names';
+$messages['importconfirm'] = '$inserted kontaktia tuotu onnistuneesti $inserted kontaktioa, $skipped olemassaolevaa kontaktia hypättiin yli: <p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Toiminto ei ole sallittu!';
 $messages['nofromaddress'] = 'Valittu identiteetti ei sisällä sähköpostiosoitetta';
 
diff --git a/program/localization/fr_FR/messages.inc b/program/localization/fr_FR/messages.inc
index 332c4d5de..417f8ce43 100644
--- a/program/localization/fr_FR/messages.inc
+++ b/program/localization/fr_FR/messages.inc
@@ -90,7 +90,7 @@ $messages['selectimportfile'] = 'Veuillez sélectionner un fichier à envoyer';
 $messages['addresswriterror'] = 'Impossible d\'écrire dans le carnet d\'adresse sélectionné';
 $messages['importwait'] = 'Importation, veuillez patienter...';
 $messages['importerror'] = 'Importation échouée ! Le fichier envoyé n\'est pas un fichier vCard valide.';
-$messages['importconfirm'] = '$inserted contacts importés avec succès, $skipped entrées existantes ignorées:$names';
+$messages['importconfirm'] = '$inserted contacts importés avec succès, $skipped entrées existantes ignorées: <p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Cette opération n\'est pas permise !';
 
 ?>
diff --git a/program/localization/he_IL/messages.inc b/program/localization/he_IL/messages.inc
index c8b46c125..046e19e81 100644
--- a/program/localization/he_IL/messages.inc
+++ b/program/localization/he_IL/messages.inc
@@ -87,7 +87,7 @@ $messages['selectimportfile'] = 'נא לבחור קובץ לייבוא';
 $messages['addresswriterror'] = 'פנקס הכתובות שנבחר אינו ניתן לכתיבה';
 $messages['importwait'] = 'ייבוא, נא להמתין..';
 $messages['importerror'] = 'חוקי vCard הייבוא נכשל כי הקובץ אינו בפורמט';
-$messages['importconfirm'] = 'יובאו $inserted אנשי קשר, $skipped היו קיימים $names';
+$messages['importconfirm'] = 'יובאו $inserted אנשי קשר, $skipped היו קיימים <p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'פעולה אסורה!';
 
 ?>
diff --git a/program/localization/it_IT/messages.inc b/program/localization/it_IT/messages.inc
index 8a44d17f0..46f9d3997 100644
--- a/program/localization/it_IT/messages.inc
+++ b/program/localization/it_IT/messages.inc
@@ -90,7 +90,7 @@ $messages['selectimportfile'] = 'Per favore, seleziona il file da caricare';
 $messages['addresswriterror'] = 'La rubrica selezionata non è scrivibile';
 $messages['importwait'] = 'Importazione in corso, attendere...';
 $messages['importerror'] = 'Importazione fallita! Il file caricato non è un file vCard valido.';
-$messages['importconfirm'] = 'Importati con successo $inserted contatti, saltate $skipped voci esistenti:$names';
+$messages['importconfirm'] = 'Importati con successo $inserted contatti, saltate $skipped voci esistenti:<p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Operazione non consentita!';
 $messages['nofromaddress'] = 'Indirizzo e-mail mancante nell\'identità selezionata';
 
diff --git a/program/localization/lt_LT/messages.inc b/program/localization/lt_LT/messages.inc
index 2912d19f4..a44954cee 100644
--- a/program/localization/lt_LT/messages.inc
+++ b/program/localization/lt_LT/messages.inc
@@ -88,7 +88,7 @@ $messages['selectimportfile'] = 'Prašome pasirinkti bylą įkėlimui';
 $messages['addresswriterror'] = 'Pasirinkta adresų knyga nėra įrašoma';
 $messages['importwait'] = 'Importuojama, prašome palaukti...';
 $messages['importerror'] = 'Importavimas nepavyko! Įkelta byla nėra vCard formato.';
-$messages['importconfirm'] = 'Sėkmingai importuoti $inserted kontaktai, $skipped egzistuojančių įrašų praleista:$names';
+$messages['importconfirm'] = 'Sėkmingai importuoti $inserted kontaktai, $skipped egzistuojančių įrašų praleista:<p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Operacija neleistina!';
 
 ?>
diff --git a/program/localization/nn_NO/messages.inc b/program/localization/nn_NO/messages.inc
index b20d0c8bf..c348728b3 100644
--- a/program/localization/nn_NO/messages.inc
+++ b/program/localization/nn_NO/messages.inc
@@ -86,7 +86,7 @@ $messages['selectimportfile'] = 'Vel ei fil til å lasta opp';
 $messages['addresswriterror'] = 'Denne adresseboka er ikkje skrivbar';
 $messages['importwait'] = 'Importerer, vent...';
 $messages['importerror'] = 'Importering feila! Fila er ikkje ei korrekt vCard-file.';
-$messages['importconfirm'] = 'Importerte $inserted kontakar, hoppa over $skipped oppføringar: $names';
+$messages['importconfirm'] = 'Importerte $inserted kontakar, hoppa over $skipped oppføringar: <p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Ulovleg operasjon.';
 
 ?>
diff --git a/program/localization/ru_RU/messages.inc b/program/localization/ru_RU/messages.inc
index 6ad3b7081..35c15ee0a 100644
--- a/program/localization/ru_RU/messages.inc
+++ b/program/localization/ru_RU/messages.inc
@@ -91,7 +91,7 @@ $messages['selectimportfile'] = 'Выберите файл для загрузк
 $messages['addresswriterror'] = 'Выбранная адресная книга недоступна для записи';
 $messages['importwait'] = 'Импортирование, пожалуйста, подождите...';
 $messages['importerror'] = 'Импорт завершился неудачно! Загруженный файл не является правильным файлом vCard.';
-$messages['importconfirm'] = 'Успешно импортировано $inserted контакт(ов), пропущено $skipped существующих:$names';
+$messages['importconfirm'] = 'Успешно импортировано $inserted контакт(ов), пропущено $skipped существующих: <p><em>$names</em></p>';
 $messages['opnotpermitted'] = 'Действие запрещено!';
 $messages['nofromaddress'] = 'В выбранном профиле не хватает адреса электронной почты';
 
diff --git a/program/localization/zh_CN/messages.inc b/program/localization/zh_CN/messages.inc
index 06be91530..b8003e0f2 100644
--- a/program/localization/zh_CN/messages.inc
+++ b/program/localization/zh_CN/messages.inc
@@ -91,7 +91,7 @@ $messages['selectimportfile'] = '请选择要上传的文件';
 $messages['addresswriterror'] = '已选择的地址簿不可写';
 $messages['importwait'] = '正在导入，请稍后...';
 $messages['importerror'] = '导入失败！所上传的文件不是有效的 vCard 文件。';
-$messages['importconfirm'] = '成功导入 $inserted 联系人，$skipped 乎略已存在的联系人:$names';
+$messages['importconfirm'] = '成功导入 $inserted 联系人，$skipped 乎略已存在的联系人: <p><em>$names</em></p>';
 $messages['opnotpermitted'] = '不允许的操作';
 $messages['nofromaddress'] = '选种的身份中没有邮件地址';
 
diff --git a/program/steps/addressbook/import.inc b/program/steps/addressbook/import.inc
index 93452eccd..59490973c 100644
--- a/program/steps/addressbook/import.inc
+++ b/program/steps/addressbook/import.inc
@@ -58,7 +58,7 @@ function rcmail_import_confirm($attrib)
   global $IMPORT_STATS;
   
   $vars = get_object_vars($IMPORT_STATS);
-  $vars['names'] = join(', ', $IMPORT_STATS->names);
+  $vars['names'] = join(', ', array_map('Q', $IMPORT_STATS->names));
   
   return html::p($attrib, Q(rcube_label(array(
     'name' => 'importconfirm',