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expose language check logic

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Christian Grothoff 2020-08-03 01:16:53 +02:00
parent ad27d52bdb
commit f1cc1ca208
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GPG Key ID: 939E6BE1E29FC3CC
2 changed files with 23 additions and 7 deletions
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16
src/include/taler_mhd_lib.h
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@ -96,6 +96,22 @@ MHD_RESULT
TALER_MHD_can_compress (struct MHD_Connection *connection);
/**
* Check if @a lang matches the @a language_pattern, and if so with
* which preference.
* See also: https://tools.ietf.org/html/rfc7231#section-5.3.1
*
* @param language_pattern a language preferences string
* like "fr-CH, fr;q=0.9, en;q=0.8, *;q=0.1"
* @param lang the 2-digit language to match
* @return q-weight given for @a lang in @a language_pattern, 1.0 if no weights are given;
* 0 if @a lang is not in @a language_pattern
*/
double
TALER_MHD_language_matches (const char *language_pattern,
const char *lang);
/**
* Send JSON object as response.
*

8
src/mhd/mhd_legal.c
View File

@ -165,8 +165,8 @@ xmime_matches (const char *accept_pattern,
* @return q-weight given for @a lang in @a language_pattern, 1.0 if no weights are given;
* 0 if @a lang is not in @a language_pattern
*/
static double
language_matches (const char *language_pattern,
double
TALER_MHD_language_matches (const char *language_pattern,
const char *lang)
{
char *p = GNUNET_strdup (language_pattern);
@ -271,9 +271,9 @@ TALER_MHD_reply_legal (struct MHD_Connection *conn,
if ( (NULL == t) ||
(! xmime_matches (mime,
t->mime_type)) ||
(language_matches (lang,
(TALER_MHD_language_matches (lang,
p->language) >
language_matches (lang,
TALER_MHD_language_matches (lang,
t->language) ) )
t = p;
}