diff options
Diffstat (limited to 'src/lua/lua_text.c')
| -rw-r--r-- | src/lua/lua_text.c | 31 |
1 files changed, 29 insertions, 2 deletions
diff --git a/src/lua/lua_text.c b/src/lua/lua_text.c index 1550fb239..046d6ff5c 100644 --- a/src/lua/lua_text.c +++ b/src/lua/lua_text.c @@ -160,10 +160,12 @@ LUA_FUNCTION_DEF (text, oneline); */ LUA_FUNCTION_DEF (text, base32); /*** - * @method rspamd_text:base64([line_length]) + * @method rspamd_text:base64([line_length, [nline, [fold]]]) * Returns a text encoded in base64 (new rspamd_text is allocated) * * @param {number} line_length return text splited with newlines up to this attribute + * @param {string} nline newline type: `cr`, `lf`, `crlf` + * @param {boolean} fold use folding when splitting into lines (false by default) * @return {tspamd_text} new text encoded in base64 */ LUA_FUNCTION_DEF (text, base64); @@ -1030,10 +1032,35 @@ lua_text_base64 (lua_State *L) LUA_TRACE_POINT; struct rspamd_lua_text *t = lua_check_text (L, 1), *out; gsize line_len = 0; + gboolean fold = FALSE; if (t != NULL) { if (lua_type (L, 2) == LUA_TNUMBER) { line_len = lua_tointeger (L, 2); + + if (line_len <= 8) { + return luaL_error (L, "too small line length (at least 8 is required)"); + } + } + + enum rspamd_newlines_type how = RSPAMD_TASK_NEWLINES_CRLF; + + if (lua_type (L, 3) == LUA_TSTRING) { + const gchar *how_str = lua_tostring (L, 3); + + if (g_ascii_strcasecmp (how_str, "cr") == 0) { + how = RSPAMD_TASK_NEWLINES_CR; + } + else if (g_ascii_strcasecmp (how_str, "lf") == 0) { + how = RSPAMD_TASK_NEWLINES_LF; + } + else if (g_ascii_strcasecmp (how_str, "crlf") != 0) { + return luaL_error (L, "invalid newline style: %s", how_str); + } + } + + if (lua_type (L, 4) == LUA_TBOOLEAN) { + fold = lua_toboolean (L, 4); } gsize sz_len; @@ -1041,7 +1068,7 @@ lua_text_base64 (lua_State *L) out = lua_newuserdata (L, sizeof (*t)); out->flags = RSPAMD_TEXT_FLAG_OWN; out->start = rspamd_encode_base64_common (t->start, t->len, - line_len, &sz_len, line_len != 0, RSPAMD_TASK_NEWLINES_CRLF); + line_len, &sz_len, fold, how); out->len = sz_len; rspamd_lua_setclass (L, "rspamd{text}", -1); } |