api: add callback in function string_replace_regex
parent
c8f574d730
commit
cd65198c71
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@ -1268,14 +1268,17 @@ This function is not available in scripting API.
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_WeeChat ≥ 0.4.4._
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Replace text in a string using a regular expression and replacement text.
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Replace text in a string using a regular expression, replacement text and
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optional callback.
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Prototype:
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[source,C]
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----
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char *weechat_string_replace_regex (const char *string, void *regex,
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const char *replace, const char reference_char);
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const char *replace, const char reference_char,
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char *(*callback)(void *data, const char *text),
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void *callback_data);
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----
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Arguments:
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@ -1291,6 +1294,13 @@ Arguments:
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** `$.*N`: match `N` (can be `+` or `0` to `99`), with all chars replaced by `*`
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(the `*` char can be any char between space (32) and `~` (126))
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* 'reference_char': the char used for reference to match (commonly '$')
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* 'callback': an optional callback called for each reference in 'replace'
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(except for matches replaced by a char); the callback must return:
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** newly allocated string: it is used as replacement text (it is freed after
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use)
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** NULL: the text received in callback is used as replacement text (without
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changes)
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* 'callback_data': pointer given to callback when it is called
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Return value:
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@ -1307,7 +1317,7 @@ if (weechat_string_regcomp (&my_regex, "([0-9]{4})-([0-9]{2})-([0-9]{2})",
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REG_EXTENDED) == 0)
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{
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string = weechat_string_replace_regex ("date: 2014-02-14", &my_regex,
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"$3/$2/$1", '$');
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"$3/$2/$1", '$', NULL, NULL);
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/* string == "date: 14/02/2014" */
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if (string)
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free (string);
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@ -1286,15 +1286,17 @@ Cette fonction n'est pas disponible dans l'API script.
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_WeeChat ≥ 0.4.4._
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Remplacer du texte dans une chaîne en utilisant une expression régulière et du
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texte de remplacement.
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Remplacer du texte dans une chaîne en utilisant une expression régulière, du
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texte de remplacement et un "callback" optionnel.
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Prototype :
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[source,C]
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----
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char *weechat_string_replace_regex (const char *string, void *regex,
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const char *replace, const char reference_char);
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const char *replace, const char reference_char,
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char *(*callback)(void *data, const char *text),
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void *callback_data);
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----
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Paramètres :
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@ -1314,6 +1316,14 @@ Paramètres :
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caractère entre l'espace (32) et `~` (126))
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* 'reference_char' : le caractère utilisé pour les références aux
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correspondances (en général '$')
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* 'callback' : un "callback" optionnel appelé pour chaque référence dans
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'replace' (sauf pour les correspondances remplacées par un caractère); le
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"callback" doit retourner :
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** une chaîne nouvellement allouée : elle est utilisée en texte de remplacement
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(elle est libérée après utilisation)
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** NULL : le texte reçu dans le "callback" est utilisé comme texte de
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remplacement (sans changement)
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* 'callback_data' : pointeur donné au "callback" lorsqu'il est appelé
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Valeur de retour :
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@ -1330,7 +1340,7 @@ if (weechat_string_regcomp (&my_regex, "([0-9]{4})-([0-9]{2})-([0-9]{2})",
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REG_EXTENDED) == 0)
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{
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string = weechat_string_replace_regex ("date: 2014-02-14", &my_regex,
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"$3/$2/$1", '$');
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"$3/$2/$1", '$', NULL, NULL);
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/* string == "date: 14/02/2014" */
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if (string)
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free (string);
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@ -1302,14 +1302,17 @@ Questa funzione non è disponibile nelle API per lo scripting.
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_WeeChat ≥ 0.4.4._
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// TRANSLATION MISSING
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Replace text in a string using a regular expression and replacement text.
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Replace text in a string using a regular expression, replacement text and
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optional callback.
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Prototipo:
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[source,C]
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----
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char *weechat_string_replace_regex (const char *string, void *regex,
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const char *replace, const char reference_char);
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const char *replace, const char reference_char,
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char *(*callback)(void *data, const char *text),
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void *callback_data);
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----
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Argomenti:
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@ -1326,6 +1329,13 @@ Argomenti:
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** `$.*N`: match `N` (can be `+` or `0` to `99`), with all chars replaced by `*`
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(the `*` char can be any char between space (32) and `~` (126))
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* 'reference_char': the char used for reference to match (commonly '$')
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* 'callback': an optional callback called for each reference in 'replace'
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(except for matches replaced by a char); the callback must return:
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** newly allocated string: it is used as replacement text (it is freed after
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use)
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** NULL: the text received in callback is used as replacement text (without
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changes)
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* 'callback_data': pointer given to callback when it is called
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Valore restituito:
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@ -1343,7 +1353,7 @@ if (weechat_string_regcomp (&my_regex, "([0-9]{4})-([0-9]{2})-([0-9]{2})",
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REG_EXTENDED) == 0)
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{
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string = weechat_string_replace_regex ("date: 2014-02-14", &my_regex,
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"$3/$2/$1", '$');
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"$3/$2/$1", '$', NULL, NULL);
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/* string == "date: 14/02/2014" */
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if (string)
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free (string);
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@ -1269,14 +1269,17 @@ free (str);
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_WeeChat バージョン 0.4.4 以上で利用可。_
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// TRANSLATION MISSING
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Replace text in a string using a regular expression and replacement text.
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Replace text in a string using a regular expression, replacement text and
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optional callback.
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プロトタイプ:
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[source,C]
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----
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char *weechat_string_replace_regex (const char *string, void *regex,
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const char *replace, const char reference_char);
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const char *replace, const char reference_char,
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char *(*callback)(void *data, const char *text),
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void *callback_data);
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----
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引数:
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@ -1293,6 +1296,13 @@ char *weechat_string_replace_regex (const char *string, void *regex,
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** `$.*N`: match `N` (can be `+` or `0` to `99`), with all chars replaced by `*`
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(the `*` char can be any char between space (32) and `~` (126))
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* 'reference_char': the char used for reference to match (commonly '$')
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* 'callback': an optional callback called for each reference in 'replace'
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(except for matches replaced by a char); the callback must return:
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** newly allocated string: it is used as replacement text (it is freed after
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use)
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** NULL: the text received in callback is used as replacement text (without
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changes)
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* 'callback_data': pointer given to callback when it is called
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戻り値:
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@ -1310,7 +1320,7 @@ if (weechat_string_regcomp (&my_regex, "([0-9]{4})-([0-9]{2})-([0-9]{2})",
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REG_EXTENDED) == 0)
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{
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string = weechat_string_replace_regex ("date: 2014-02-14", &my_regex,
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"$3/$2/$1", '$');
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"$3/$2/$1", '$', NULL, NULL);
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/* string == "date: 14/02/2014" */
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if (string)
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free (string);
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@ -1154,7 +1154,9 @@ string_replace (const char *string, const char *search, const char *replace)
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char *
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string_replace_regex_get_replace (const char *string, regmatch_t *regex_match,
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int last_match, const char *replace,
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const char reference_char)
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const char reference_char,
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char *(*callback)(void *data, const char *text),
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void *callback_data)
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{
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int length, length_current, length_add, match;
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const char *ptr_replace, *ptr_add;
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@ -1208,8 +1210,26 @@ string_replace_regex_get_replace (const char *string, regmatch_t *regex_match,
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}
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if (regex_match[match].rm_so >= 0)
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{
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ptr_add = string + regex_match[match].rm_so;
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length_add = regex_match[match].rm_eo - regex_match[match].rm_so;
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if (callback)
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{
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temp = string_strndup (string + regex_match[match].rm_so,
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regex_match[match].rm_eo - regex_match[match].rm_so);
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if (temp)
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{
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modified_replace = (*callback) (callback_data, temp);
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if (modified_replace)
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{
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ptr_add = modified_replace;
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length_add = strlen (modified_replace);
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}
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free (temp);
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}
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}
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if (!ptr_add)
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{
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ptr_add = string + regex_match[match].rm_so;
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length_add = regex_match[match].rm_eo - regex_match[match].rm_so;
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}
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}
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}
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else if ((ptr_replace[1] == '.')
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@ -1308,6 +1328,11 @@ string_replace_regex_get_replace (const char *string, regmatch_t *regex_match,
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* (the char '*' can be replaced by any char between space (32)
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* and '~' (126))
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*
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* If the callback is not NULL, it is called for every reference to a match
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* (except for matches replaced by a char).
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* If not NULL, the string returned by the callback (which must have been newly
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* allocated) is used and freed after use.
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*
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* Examples:
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*
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* string | regex | replace | result
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@ -1322,7 +1347,9 @@ string_replace_regex_get_replace (const char *string, regmatch_t *regex_match,
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char *
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string_replace_regex (const char *string, void *regex, const char *replace,
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const char reference_char)
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const char reference_char,
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char *(*callback)(void *data, const char *text),
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void *callback_data)
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{
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char *result, *result2, *str_replace;
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int length, length_replace, start_offset, i, rc, end, last_match;
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@ -1373,9 +1400,13 @@ string_replace_regex (const char *string, void *regex, const char *replace,
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/* check if the regex matched the end of string */
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end = !result[regex_match[0].rm_eo];
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str_replace = string_replace_regex_get_replace (result, regex_match,
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str_replace = string_replace_regex_get_replace (result,
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regex_match,
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last_match,
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replace, reference_char);
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replace,
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reference_char,
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callback,
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callback_data);
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length_replace = (str_replace) ? strlen (str_replace) : 0;
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length = regex_match[0].rm_so + length_replace +
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@ -59,7 +59,9 @@ extern int string_has_highlight_regex_compiled (const char *string,
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extern int string_has_highlight_regex (const char *string, const char *regex);
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extern char *string_replace_regex (const char *string, void *regex,
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const char *replace,
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const char reference_char);
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const char reference_char,
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char *(*callback)(void *data, const char *text),
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void *callback_data);
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extern char **string_split (const char *string, const char *separators,
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int keep_eol, int num_items_max, int *num_items);
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extern char **string_split_shared (const char *string, const char *separators,
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@ -213,7 +213,8 @@ trigger_callback_replace_regex (struct t_trigger *trigger,
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value = weechat_string_replace_regex (ptr_value,
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trigger->regex[i].regex,
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replace_eval,
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'$');
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'$',
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NULL, NULL);
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if (value)
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{
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/* display debug info on trigger buffer */
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@ -57,7 +57,7 @@ struct timeval;
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* please change the date with current one; for a second change at same
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* date, increment the 01, otherwise please keep 01.
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*/
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#define WEECHAT_PLUGIN_API_VERSION "20140311-01"
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#define WEECHAT_PLUGIN_API_VERSION "20140313-01"
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/* macros for defining plugin infos */
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#define WEECHAT_PLUGIN_NAME(__name) \
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@ -250,7 +250,9 @@ struct t_weechat_plugin
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int (*string_has_highlight_regex) (const char *string, const char *regex);
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char *(*string_replace_regex) (const char *string, void *regex,
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const char *replace,
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const char reference_char);
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const char reference_char,
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char *(*callback)(void *data, const char *text),
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void *callback_data);
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char **(*string_split) (const char *string, const char *separators,
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int keep_eol, int num_items_max, int *num_items);
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char **(*string_split_shell) (const char *string, int *num_items);
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#define weechat_string_has_highlight_regex(__string, __regex) \
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weechat_plugin->string_has_highlight_regex(__string, __regex)
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#define weechat_string_replace_regex(__string, __regex, __replace, \
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__reference_char) \
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__reference_char, __callback, \
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__callback_data) \
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weechat_plugin->string_replace_regex(__string, __regex, __replace, \
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__reference_char)
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__reference_char, __callback, \
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__callback_data)
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#define weechat_string_split(__string, __separator, __eol, __max, \
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__num_items) \
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weechat_plugin->string_split(__string, __separator, __eol, \
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