buflist: evaluate option buflist.look.sort (closes #1465)

The evaluation allows to use different sort for the bar items, for example with
such value:

    ${if:${bar_item.name}==buflist?number:short_name}

This sorts by number on the first bar item and by short name on the two other
bar items.

ChangeLog.adoc

@@ -18,6 +18,10 @@ https://weechat.org/files/releasenotes/ReleaseNotes-devel.html[release notes]
 [[v2.9]]
 == Version 2.9 (under dev)
 
+New features::
+
+  * buflist: evaluate option buflist.look.sort so that sort can be customized for each of the three buflist bar items (issue #1465)
+
 Bug fixes::
 
   * python: fix crash when invalid UTF-8 string is in a WeeChat hashtable converted to a Python dict (issue #1463)

doc/de/autogen/user/buflist_options.adoc

@@ -147,7 +147,7 @@
 ** Standardwert: `+""+`
 
 * [[option_buflist.look.sort]] *buflist.look.sort*
-** Beschreibung: pass:none[durch Kommata getrennte Liste von Feldern um die Buffer zu sortieren; jedes Feld ist entweder eine hdata Variable von Buffer ("var"), eine hdata Variable vom Typ IRC Server ("irc_server.var") oder eine hdata Variable vom Typ IRC Channel ("irc_channel.var"); wird das "-" Zeichen vor einem Feld angewendet, wird die Ausgabe umgekehrt, um bei einem Vergleich nicht zwischen Groß- und Kleinschreibung zu unterscheiden wird das Zeichen  "~" verwendet; Beispiel: "-~short_name" sortiert die Buffer nach ihrem Kurznamen, wobei dies invertierte passiert und nicht zwischen Groß-oder Kleinschreibung unterschieden wird]
+** Beschreibung: pass:none[comma-separated list of fields to sort buffers; each field is a hdata variable of buffer ("var"), a hdata variable of IRC server ("irc_server.var") or a hdata variable of IRC channel ("irc_channel.var"); char "-" can be used before field to reverse order, char "~" can be used to do a case insensitive comparison; example: "-~short_name" for case insensitive and reverse sort on buffer short name (note: content is evaluated, only the pointer to bar_item can be used, for example "bar_item.name")]
 ** Typ: Zeichenkette
 ** Werte: beliebige Zeichenkette
 ** Standardwert: `+"number,-active"+`

doc/en/autogen/user/buflist_options.adoc

@@ -147,7 +147,7 @@
 ** default value: `+""+`
 
 * [[option_buflist.look.sort]] *buflist.look.sort*
-** description: pass:none[comma-separated list of fields to sort buffers; each field is a hdata variable of buffer ("var"), a hdata variable of IRC server ("irc_server.var") or a hdata variable of IRC channel ("irc_channel.var"); char "-" can be used before field to reverse order, char "~" can be used to do a case insensitive comparison; example: "-~short_name" for case insensitive and reverse sort on buffer short name]
+** description: pass:none[comma-separated list of fields to sort buffers; each field is a hdata variable of buffer ("var"), a hdata variable of IRC server ("irc_server.var") or a hdata variable of IRC channel ("irc_channel.var"); char "-" can be used before field to reverse order, char "~" can be used to do a case insensitive comparison; example: "-~short_name" for case insensitive and reverse sort on buffer short name (note: content is evaluated, only the pointer to bar_item can be used, for example "bar_item.name")]
 ** type: string
 ** values: any string
 ** default value: `+"number,-active"+`

doc/fr/autogen/user/buflist_options.adoc

@@ -147,7 +147,7 @@
 ** valeur par défaut: `+""+`
 
 * [[option_buflist.look.sort]] *buflist.look.sort*
-** description: pass:none[liste de champs séparés par des virgules pour trier les tampons ; chaque champ est une variable hdata du tampon ("var"), une variable hdata du serveur IRC ("irc_server.var") ou une variable hdata du canal IRC ("irc_channel.var") ; le caractère "-" peut être utilisé pour inverser l'ordre, le caractère "~" peut être utilisé pour effectuer une comparaison insensible à la casse ; exemple : "-~short_name" pour un tri inverse insensible à la casse sur le nom court du tampon]
+** description: pass:none[liste de champs séparés par des virgules pour trier les tampons ; chaque champ est une variable hdata du tampon ("var"), une variable hdata du serveur IRC ("irc_server.var") ou une variable hdata du canal IRC ("irc_channel.var") ; le caractère "-" peut être utilisé pour inverser l'ordre, le caractère "~" peut être utilisé pour effectuer une comparaison insensible à la casse ; exemple : "-~short_name" pour un tri inverse insensible à la casse sur le nom court du tampon (note : le contenu est évalué, seul le pointeur vers bar_item peut être utilisé, par exemple "bar_item.name")]
 ** type: chaîne
 ** valeurs: toute chaîne
 ** valeur par défaut: `+"number,-active"+`

doc/it/autogen/user/buflist_options.adoc

@@ -147,7 +147,7 @@
 ** valore predefinito: `+""+`
 
 * [[option_buflist.look.sort]] *buflist.look.sort*
-** descrizione: pass:none[comma-separated list of fields to sort buffers; each field is a hdata variable of buffer ("var"), a hdata variable of IRC server ("irc_server.var") or a hdata variable of IRC channel ("irc_channel.var"); char "-" can be used before field to reverse order, char "~" can be used to do a case insensitive comparison; example: "-~short_name" for case insensitive and reverse sort on buffer short name]
+** descrizione: pass:none[comma-separated list of fields to sort buffers; each field is a hdata variable of buffer ("var"), a hdata variable of IRC server ("irc_server.var") or a hdata variable of IRC channel ("irc_channel.var"); char "-" can be used before field to reverse order, char "~" can be used to do a case insensitive comparison; example: "-~short_name" for case insensitive and reverse sort on buffer short name (note: content is evaluated, only the pointer to bar_item can be used, for example "bar_item.name")]
 ** tipo: stringa
 ** valori: qualsiasi stringa
 ** valore predefinito: `+"number,-active"+`

doc/ja/autogen/user/buflist_options.adoc

@@ -147,7 +147,7 @@
 ** デフォルト値: `+""+`
 
 * [[option_buflist.look.sort]] *buflist.look.sort*
-** 説明: pass:none[バッファをソートする際に考慮するフィールドのコンマ区切りリスト; 各フィールドはバッファの hdata 変数 ("var")、IRC サーバの hdata 変数 ("irc_server.var")、IRC チャンネルの hdata 変数 ("irc_channel.var") のどれかです; フィールドの先頭に "-" 文字を付けることでソート順を逆にすることも可能です。大文字小文字を区別せずに比較を行うには "~" 文字を使います; 例: "-~short_name" バッファの短縮名を使い、大文字小文字を区別せずにソートして、順番を逆にします]
+** 説明: pass:none[comma-separated list of fields to sort buffers; each field is a hdata variable of buffer ("var"), a hdata variable of IRC server ("irc_server.var") or a hdata variable of IRC channel ("irc_channel.var"); char "-" can be used before field to reverse order, char "~" can be used to do a case insensitive comparison; example: "-~short_name" for case insensitive and reverse sort on buffer short name (note: content is evaluated, only the pointer to bar_item can be used, for example "bar_item.name")]
 ** タイプ: 文字列
 ** 値: 未制約文字列
 ** デフォルト値: `+"number,-active"+`

doc/pl/autogen/user/buflist_options.adoc

@@ -147,7 +147,7 @@
 ** domyślna wartość: `+""+`
 
 * [[option_buflist.look.sort]] *buflist.look.sort*
-** opis: pass:none[oddzielona przecinkami lista pól do sortowania buforów; każde pole to zmienna hdata bufora ("var"), zmienna hdata serwera IRC ("irc_server.var") lub zmienna hdata kanału IRC ("irc_channel.var"); znak "-" użyty przed nazwą pola odwraca kolejność, znak "~" może zostać użyty do porównań niewrażliwych na wielkość liter; przykład: "-~short_name" dla sortowania  odwrotnego, niewrażliwego na wielkość liter po skróconej nazwie bufora]
+** opis: pass:none[comma-separated list of fields to sort buffers; each field is a hdata variable of buffer ("var"), a hdata variable of IRC server ("irc_server.var") or a hdata variable of IRC channel ("irc_channel.var"); char "-" can be used before field to reverse order, char "~" can be used to do a case insensitive comparison; example: "-~short_name" for case insensitive and reverse sort on buffer short name (note: content is evaluated, only the pointer to bar_item can be used, for example "bar_item.name")]
 ** typ: ciąg
 ** wartości: dowolny ciąg
 ** domyślna wartość: `+"number,-active"+`

po/cs.po

@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2020-03-08 14:22+0100\n"
 "Last-Translator: Ondřej Súkup <mimi.vx@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -5036,7 +5036,8 @@ msgid ""
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 
 msgid ""

po/de.po

@@ -24,7 +24,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2020-04-03 20:03+0200\n"
 "Last-Translator: Nils Görs <weechatter@arcor.de>\n"
 "Language-Team: German <kde-i18n-de@kde.org>\n"
@@ -6095,13 +6095,15 @@ msgstr ""
 "benutzerdefinierte Variablen genutzt werden und dadurch eine Aktualisierung "
 "erforderlich wird"
 
+#, fuzzy
 msgid ""
 "comma-separated list of fields to sort buffers; each field is a hdata "
 "variable of buffer (\"var\"), a hdata variable of IRC server (\"irc_server."
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 "durch Kommata getrennte Liste von Feldern um die Buffer zu sortieren; jedes "
 "Feld ist entweder eine hdata Variable von Buffer (\"var\"), eine hdata "

po/es.po

@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2020-03-08 14:22+0100\n"
 "Last-Translator: Elián Hanisch <lambdae2@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -5236,7 +5236,8 @@ msgid ""
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 
 msgid ""

po/fr.po

@@ -21,8 +21,8 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
-"PO-Revision-Date: 2020-04-02 20:26+0200\n"
+"PO-Revision-Date: 2020-04-06 20:37+0200\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
 "Language: fr\n"
@@ -5962,7 +5962,8 @@ msgid ""
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 "liste de champs séparés par des virgules pour trier les tampons ; chaque "
 "champ est une variable hdata du tampon (\"var\"), une variable hdata du "
@@ -5970,7 +5971,9 @@ msgstr ""
 "(\"irc_channel.var\") ; le caractère \"-\" peut être utilisé pour inverser "
 "l'ordre, le caractère \"~\" peut être utilisé pour effectuer une comparaison "
 "insensible à la casse ; exemple : \"-~short_name\" pour un tri inverse "
-"insensible à la casse sur le nom court du tampon"
+"insensible à la casse sur le nom court du tampon (note : le contenu est "
+"évalué, seul le pointeur vers bar_item peut être utilisé, par exemple "
+"\"bar_item.name\")"
 
 msgid ""
 "format of each line with a buffer (note: content is evaluated, see /help "

po/hu.po

@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2020-03-08 14:22+0100\n"
 "Last-Translator: Andras Voroskoi <voroskoi@frugalware.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -4574,7 +4574,8 @@ msgid ""
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 
 msgid ""

po/it.po

@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2020-03-08 14:22+0100\n"
 "Last-Translator: Esteban I. Ruiz Moreno <exio4.com@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -5371,7 +5371,8 @@ msgid ""
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 
 msgid ""

po/ja.po

@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2020-03-08 14:22+0100\n"
 "Last-Translator: AYANOKOUZI, Ryuunosuke <i38w7i3@yahoo.co.jp>\n"
 "Language-Team: Japanese <https://github.com/l/weechat/tree/master/"
@@ -5680,13 +5680,15 @@ msgstr ""
 "れは一部のカスタム変数が書式内で使われており、明示的に再読込が必要な場合に便"
 "利です"
 
+#, fuzzy
 msgid ""
 "comma-separated list of fields to sort buffers; each field is a hdata "
 "variable of buffer (\"var\"), a hdata variable of IRC server (\"irc_server."
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 "バッファをソートする際に考慮するフィールドのコンマ区切りリスト; 各フィールド"
 "はバッファの hdata 変数 (\"var\")、IRC サーバの hdata 変数 (\"irc_server.var"

po/pl.po

@@ -22,7 +22,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2020-04-05 13:44+0200\n"
 "Last-Translator: Krzysztof Korościk <soltys@soltys.info>\n"
 "Language-Team: Polish <kde-i18n-doc@kde.org>\n"
@@ -30,8 +30,8 @@ msgstr ""
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"Plural-Forms: nplurals=3; plural=(n==1 ? 0 : n%10>=2 && n%10<=4 && (n%100<10"
+"Plural-Forms: nplurals=3; plural=(n==1 ? 0 : n%10>=2 && n%10<=4 && (n%100<10 "
-" || n%100>=20) ? 1 : 2);\n"
+"|| n%100>=20) ? 1 : 2);\n"
 "X-Generator: Lokalize 19.12.3\n"
 
 msgid "any string"
@@ -5674,9 +5674,9 @@ msgstr ""
 "  - dane elementu paska (pełną listę można znaleźć w dokumentacji API dla "
 "hdata \"bar_item\"), na przykład:\n"
 "    - ${bar_item.name}\n"
-" - dane okna, w którym element paska jest wyświetlany (okna nie ma w głównych "
+" - dane okna, w którym element paska jest wyświetlany (okna nie ma w "
-"paskach, zobacz hdata \"window\" w dokumentacji API dla pełnej listy "
+"głównych paskach, zobacz hdata \"window\" w dokumentacji API dla pełnej "
-"zmiennych), na przykład:\n"
+"listy zmiennych), na przykład:\n"
 "    - ${window.number}\n"
 "    - ${window.buffer.full_name}\n"
 "  - dane buforu (zobacz hdata \"buffer\" w dokumentacji API dla pełnej listy "
@@ -5815,13 +5815,15 @@ msgstr ""
 "ustawione są jakieś zmienne używane do formatowania wymagające odpowiedniego "
 "odświeżania"
 
+#, fuzzy
 msgid ""
 "comma-separated list of fields to sort buffers; each field is a hdata "
 "variable of buffer (\"var\"), a hdata variable of IRC server (\"irc_server."
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 "oddzielona przecinkami lista pól do sortowania buforów; każde pole to "
 "zmienna hdata bufora (\"var\"), zmienna hdata serwera IRC (\"irc_server.var"
@@ -6915,12 +6917,11 @@ msgid ""
 "evaluation of string and then much faster; formats can be switched with key "
 "ctrl+X"
 msgstr ""
-"pierwszy format dla każdej linii, użyty kiedy opcja fset.look.format_number"
+"pierwszy format dla każdej linii, użyty kiedy opcja fset.look.format_number "
-" ma "
+"ma wartość 1 (uwaga: zawartość jest przetwarzana, zobacz /help fset); pusty "
-"wartość 1 (uwaga: zawartość jest przetwarzana, zobacz /help fset); pusty ciąg "
+"ciąg używa domyślnego formatu (\"${marked} ${name}  ${type}  ${value2}\"), "
-"używa domyślnego formatu (\"${marked} ${name}  ${type}  ${value2}\"), który "
+"który nie przetwarza ciągów, przez co jest szybszy; formaty można zmienić za "
-"nie przetwarza ciągów, przez co jest szybszy; formaty można zmienić za pomocą "
+"pomocą ctrl-X"
-"ctrl-X"
 
 msgid ""
 "second format of each line, used when option fset.look.format_number is set "
@@ -6930,11 +6931,10 @@ msgid ""
 "ctrl+X"
 msgstr ""
 "drugi format dla każdej linii, użyty kiedy opcja fset.look.format_number ma "
-"wartość 2 (uwaga: zawartość jest przetwarzana, zobacz /help fset); pusty ciąg"
+"wartość 2 (uwaga: zawartość jest przetwarzana, zobacz /help fset); pusty "
-" używa "
+"ciąg używa domyślnego formatu (\"${marked} ${name}  ${type}  ${value2}\"), "
-"domyślnego formatu (\"${marked} ${name}  ${type}  ${value2}\"), który nie "
+"który nie przetwarza ciągów, przez co jest szybszy; formaty można zmienić za "
-"przetwarza ciągów, przez co jest szybszy; formaty można zmienić za pomocą "
+"pomocą ctrl-X"
-"ctrl-X"
 
 msgid "color for default value"
 msgstr "kolor dla wartości domyślnej"
@@ -9144,11 +9144,10 @@ msgid ""
 "evaluated with ${irc_server.xxx} and ${server} is replaced by the server "
 "name)"
 msgstr ""
-"hasło do klucza prywatnego certyfikatu SSL; tylko dla gnutls w wersji >="
+"hasło do klucza prywatnego certyfikatu SSL; tylko dla gnutls w wersji >= "
-" 3.1.0 "
+"3.1.0 (uwaga: zawartość jest przetwarzana zobacz /help eval; opcje serwera "
-"(uwaga: zawartość jest przetwarzana zobacz /help eval; opcje serwera są"
+"są przetwarzane  w postaci ${irc_server.xxx},  ${server} jest zastępowany "
-" przetwarzane  "
+"nazwą serwera)"
-"w postaci ${irc_server.xxx},  ${server} jest zastępowany nazwą serwera)"
 
 msgid ""
 "string with priorities for gnutls (for syntax, see documentation of function "
@@ -11528,9 +11527,8 @@ msgid ""
 "1 if automatic connection to servers is enabled, 0 if it has been disabled "
 "by the user (option \"-a\" or \"--no-connect\")"
 msgstr ""
-"1 jeśli automatycznie łączenie z serwerami jest włączone, 0 jeśli zostało"
+"1 jeśli automatycznie łączenie z serwerami jest włączone, 0 jeśli zostało "
-" wyłączone "
+"wyłączone przez użytkownika (opcja \"-a\" lub \"--no-connect\")"
-"przez użytkownika (opcja \"-a\" lub \"--no-connect\")"
 
 msgid "terminal charset"
 msgstr "kodowanie terminala"

po/pt.po

@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2020-03-08 14:22+0100\n"
 "Last-Translator: Vasco Almeida <vascomalmeida@sapo.pt>\n"
 "Language-Team: Portuguese <>\n"
@@ -5645,7 +5645,8 @@ msgid ""
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 
 msgid ""

po/pt_BR.po

@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2019-11-03 08:38+0100\n"
 "Last-Translator: Eduardo Elias <camponez@gmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -5187,7 +5187,8 @@ msgid ""
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 
 msgid ""

po/ru.po

@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2020-03-08 14:22+0100\n"
 "Last-Translator: Aleksey V Zapparov AKA ixti <ixti@member.fsf.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -4611,7 +4611,8 @@ msgid ""
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 
 msgid ""

po/tr.po

@@ -20,7 +20,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2019-11-03 08:38+0100\n"
 "Last-Translator: Hasan Kiran <sunder67@hotmail.com>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -4181,7 +4181,8 @@ msgid ""
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 
 msgid ""

po/weechat.pot

@@ -21,7 +21,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: WeeChat\n"
 "Report-Msgid-Bugs-To: flashcode@flashtux.org\n"
-"POT-Creation-Date: 2020-04-02 08:04+0200\n"
+"POT-Creation-Date: 2020-04-06 20:37+0200\n"
 "PO-Revision-Date: 2014-08-16 10:27+0200\n"
 "Last-Translator: Sébastien Helleu <flashcode@flashtux.org>\n"
 "Language-Team: weechat-dev <weechat-dev@nongnu.org>\n"
@@ -4165,7 +4165,8 @@ msgid ""
 "var\") or a hdata variable of IRC channel (\"irc_channel.var\"); char \"-\" "
 "can be used before field to reverse order, char \"~\" can be used to do a "
 "case insensitive comparison; example: \"-~short_name\" for case insensitive "
-"and reverse sort on buffer short name"
+"and reverse sort on buffer short name (note: content is evaluated, only the "
+"pointer to bar_item can be used, for example \"bar_item.name\")"
 msgstr ""
 
 msgid ""

src/plugins/buflist/buflist-bar-item.c

@@ -29,13 +29,15 @@
 #include "buflist-config.h"
 
 
-struct t_gui_bar_item *buflist_bar_item_buflist[BUFLIST_BAR_NUM_ITEMS];
+struct t_gui_bar_item *buflist_bar_item_buflist[BUFLIST_BAR_NUM_ITEMS] =
+{ NULL, NULL, NULL };
 struct t_hashtable *buflist_hashtable_pointers = NULL;
 struct t_hashtable *buflist_hashtable_extra_vars = NULL;
 struct t_hashtable *buflist_hashtable_options_conditions = NULL;
-struct t_arraylist *buflist_list_buffers[BUFLIST_BAR_NUM_ITEMS];
+struct t_arraylist *buflist_list_buffers[BUFLIST_BAR_NUM_ITEMS] =
+{ NULL, NULL, NULL };
 
-int old_line_number_current_buffer[BUFLIST_BAR_NUM_ITEMS];
+int old_line_number_current_buffer[BUFLIST_BAR_NUM_ITEMS] = { -1, -1, -1 };
 
 
 /*
@@ -81,6 +83,24 @@ buflist_bar_item_get_index (const char *item_name)
     return -1;
 }
 
+/*
+ * Returns the bar item index with a bar item pointer, -1 if not found.
+ */
+
+int
+buflist_bar_item_get_index_with_pointer (struct t_gui_bar_item *item)
+{
+    int i;
+
+    for (i = 0; i < BUFLIST_BAR_NUM_ITEMS; i++)
+    {
+        if (buflist_bar_item_buflist[i] == item)
+            return i;
+    }
+
+    return -1;
+}
+
 /*
  * Updates buflist bar item if buflist is enabled (or if force argument is 1).
  */
@@ -332,7 +352,7 @@ buflist_bar_item_buflist_cb (const void *pointer, void *data,
         16, 0, 1,
         NULL, NULL, NULL, NULL);
 
-    buffers = buflist_sort_buffers ();
+    buffers = buflist_sort_buffers (item);
 
     num_buffers = weechat_arraylist_size (buffers);
     for (i = 0; i < num_buffers; i++)

src/plugins/buflist/buflist-bar-item.h

@@ -24,10 +24,14 @@
 
 #define BUFLIST_BAR_NUM_ITEMS 3
 
+struct t_gui_bar_item;
+
+extern struct t_gui_bar_item *buflist_bar_item_buflist[BUFLIST_BAR_NUM_ITEMS];
 extern struct t_arraylist *buflist_list_buffers[BUFLIST_BAR_NUM_ITEMS];
 
 extern const char *buflist_bar_item_get_name (int index);
 extern int buflist_bar_item_get_index (const char *item_name);
+extern int buflist_bar_item_get_index_with_pointer (struct t_gui_bar_item *item);
 extern void buflist_bar_item_update (int force);
 extern int buflist_bar_item_init ();
 extern void buflist_bar_item_end ();

src/plugins/buflist/buflist-config.c

@@ -61,8 +61,8 @@ struct t_config_option *buflist_config_format_number;
 
 struct t_hook **buflist_config_signals_refresh = NULL;
 int buflist_config_num_signals_refresh = 0;
-char **buflist_config_sort_fields = NULL;
+char **buflist_config_sort_fields[BUFLIST_BAR_NUM_ITEMS] = { NULL, NULL, NULL };
-int buflist_config_sort_fields_count = 0;
+int buflist_config_sort_fields_count[BUFLIST_BAR_NUM_ITEMS] = { 0, 0, 0 };
 char *buflist_config_format_buffer_eval = NULL;
 char *buflist_config_format_buffer_current_eval = NULL;
 char *buflist_config_format_hotlist_eval = NULL;
@@ -246,23 +246,58 @@ void
 buflist_config_change_sort (const void *pointer, void *data,
                             struct t_config_option *option)
 {
+    int i;
+    struct t_hashtable *hashtable_pointers;
+    char *sort;
+
     /* make C compiler happy */
     (void) pointer;
     (void) data;
     (void) option;
 
-    if (buflist_config_sort_fields)
+    for (i = 0; i < BUFLIST_BAR_NUM_ITEMS; i++)
-        weechat_string_free_split (buflist_config_sort_fields);
+    {
+        if (buflist_config_sort_fields[i])
+        {
+            weechat_string_free_split (buflist_config_sort_fields[i]);
+            buflist_config_sort_fields[i] = NULL;
+            buflist_config_sort_fields_count[i] = 0;
+        }
+    }
 
-    buflist_config_sort_fields = weechat_string_split (
+    hashtable_pointers = weechat_hashtable_new (
-        weechat_config_string (buflist_config_look_sort),
+        32,
-        ",",
+        WEECHAT_HASHTABLE_STRING,
+        WEECHAT_HASHTABLE_POINTER,
         NULL,
-        WEECHAT_STRING_SPLIT_STRIP_LEFT
+        NULL);
-        | WEECHAT_STRING_SPLIT_STRIP_RIGHT
+    if (!hashtable_pointers)
-        | WEECHAT_STRING_SPLIT_COLLAPSE_SEPS,
+        return;
-        0,
+
-        &buflist_config_sort_fields_count);
+    for (i = 0; i < BUFLIST_BAR_NUM_ITEMS; i++)
+    {
+        weechat_hashtable_set (hashtable_pointers,
+                               "bar_item", buflist_bar_item_buflist[i]);
+
+        sort = weechat_string_eval_expression (
+            weechat_config_string (buflist_config_look_sort),
+            hashtable_pointers,
+            NULL,
+            NULL);
+
+        buflist_config_sort_fields[i] = weechat_string_split (
+            (sort) ? sort : "",
+            ",",
+            NULL,
+            WEECHAT_STRING_SPLIT_STRIP_LEFT
+            | WEECHAT_STRING_SPLIT_STRIP_RIGHT
+            | WEECHAT_STRING_SPLIT_COLLAPSE_SEPS,
+            0,
+            &buflist_config_sort_fields_count[i]);
+
+        if (sort)
+            free (sort);
+    }
 
     buflist_bar_item_update (0);
 }
@@ -522,7 +557,9 @@ buflist_config_init ()
            "char \"-\" can be used before field to reverse order, "
            "char \"~\" can be used to do a case insensitive comparison; "
            "example: \"-~short_name\" for case insensitive and reverse "
-           "sort on buffer short name"),
+           "sort on buffer short name "
+           "(note: content is evaluated, only the pointer to bar_item can be "
+           "used, for example \"bar_item.name\")"),
         NULL, 0, 0, "number,-active", NULL, 0,
         NULL, NULL, NULL,
         &buflist_config_change_sort, NULL, NULL,
@@ -726,16 +763,21 @@ buflist_config_write ()
 void
 buflist_config_free ()
 {
+    int i;
+
     weechat_config_free (buflist_config_file);
 
     if (buflist_config_signals_refresh)
         buflist_config_free_signals_refresh ();
 
-    if (buflist_config_sort_fields)
+    for (i = 0; i < BUFLIST_BAR_NUM_ITEMS; i++)
     {
-        weechat_string_free_split (buflist_config_sort_fields);
+        if (buflist_config_sort_fields[i])
-        buflist_config_sort_fields = NULL;
+        {
-        buflist_config_sort_fields_count = 0;
+            weechat_string_free_split (buflist_config_sort_fields[i]);
+            buflist_config_sort_fields[i] = NULL;
+            buflist_config_sort_fields_count[i] = 0;
+        }
     }
 
     if (buflist_config_format_buffer_eval)

src/plugins/buflist/buflist-config.h

@@ -20,6 +20,8 @@
 #ifndef WEECHAT_PLUGIN_BUFLIST_CONFIG_H
 #define WEECHAT_PLUGIN_BUFLIST_CONFIG_H
 
+#include "buflist-bar-item.h"
+
 #define BUFLIST_CONFIG_NAME "buflist"
 
 #define BUFLIST_CONFIG_SIGNALS_REFRESH                                  \
@@ -56,12 +58,14 @@ extern struct t_config_option *buflist_config_format_name;
 extern struct t_config_option *buflist_config_format_nick_prefix;
 extern struct t_config_option *buflist_config_format_number;
 
-extern char **buflist_config_sort_fields;
+extern char **buflist_config_sort_fields[BUFLIST_BAR_NUM_ITEMS];
-extern int buflist_config_sort_fields_count;
+extern int buflist_config_sort_fields_count[BUFLIST_BAR_NUM_ITEMS];
 extern char *buflist_config_format_buffer_eval;
 extern char *buflist_config_format_buffer_current_eval;
 extern char *buflist_config_format_hotlist_eval;
 
+extern void buflist_config_change_sort (const void *pointer, void *data,
+                                        struct t_config_option *option);
 extern int buflist_config_init ();
 extern int buflist_config_read ();
 extern int buflist_config_write ();

src/plugins/buflist/buflist.c

@@ -221,25 +221,30 @@ int
 buflist_compare_buffers (void *data, struct t_arraylist *arraylist,
                          void *pointer1, void *pointer2)
 {
-    int i, reverse, case_sensitive, rc;
+    int i, item_number, reverse, case_sensitive, rc;
     const char *ptr_field;
     struct t_gui_hotlist *ptr_hotlist1, *ptr_hotlist2;
     void *ptr_server1, *ptr_server2, *ptr_channel1, *ptr_channel2;
     struct t_hdata *hdata_irc_server, *hdata_irc_channel;
+    struct t_gui_bar_item *ptr_item;
 
     /* make C compiler happy */
-    (void) data;
     (void) arraylist;
 
+    ptr_item = (struct t_gui_bar_item *)data;
+    item_number = buflist_bar_item_get_index_with_pointer (ptr_item);
+    if (item_number < 0)
+        item_number= 0;
+
     hdata_irc_server = weechat_hdata_get ("irc_server");
     hdata_irc_channel = weechat_hdata_get ("irc_channel");
 
-    for (i = 0; i < buflist_config_sort_fields_count; i++)
+    for (i = 0; i < buflist_config_sort_fields_count[item_number]; i++)
     {
         rc = 0;
         reverse = 1;
         case_sensitive = 1;
-        ptr_field = buflist_config_sort_fields[i];
+        ptr_field = buflist_config_sort_fields[item_number][i];
         while ((ptr_field[0] == '-') || (ptr_field[0] == '~'))
         {
             if (ptr_field[0] == '-')
@@ -337,13 +342,13 @@ buflist_compare_buffers (void *data, struct t_arraylist *arraylist,
  */
 
 struct t_arraylist *
-buflist_sort_buffers ()
+buflist_sort_buffers (struct t_gui_bar_item *item)
 {
     struct t_arraylist *buffers;
     struct t_gui_buffer *ptr_buffer;
 
     buffers = weechat_arraylist_new (128, 1, 1,
-                                     &buflist_compare_buffers, NULL,
+                                     &buflist_compare_buffers, item,
                                      NULL, NULL);
 
     ptr_buffer = weechat_hdata_get_list (buflist_hdata_buffer, "gui_buffers");
@@ -454,6 +459,8 @@ weechat_plugin_init (struct t_weechat_plugin *plugin, int argc, char *argv[])
     if (!buflist_bar_item_init ())
         return WEECHAT_RC_ERROR;
 
+    buflist_config_change_sort (NULL, NULL, NULL);
+
     buflist_command_init ();
 
     if (weechat_config_boolean (buflist_config_look_enabled))

src/plugins/buflist/buflist.h

@@ -25,6 +25,8 @@
 
 #define BUFLIST_BAR_NAME "buflist"
 
+struct t_gui_bar_item;
+
 extern struct t_weechat_plugin *weechat_buflist_plugin;
 
 extern struct t_hdata *buflist_hdata_window;
@@ -38,6 +40,6 @@ extern void buflist_add_bar ();
 extern void buflist_buffer_get_irc_pointers (struct t_gui_buffer *buffer,
                                              void **irc_server,
                                              void **irc_channel);
-extern struct t_arraylist *buflist_sort_buffers ();
+extern struct t_arraylist *buflist_sort_buffers (struct t_gui_bar_item *item);
 
 #endif /* WEECHAT_PLUGIN_BUFLIST_H */