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[taler-exchange] branch master updated: fix #9420 + #9428
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From: |
gnunet |
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Subject: |
[taler-exchange] branch master updated: fix #9420 + #9428 |
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Date: |
Sun, 29 Dec 2024 14:03:35 +0100 |
This is an automated email from the git hooks/post-receive script.
grothoff pushed a commit to branch master
in repository exchange.
The following commit(s) were added to refs/heads/master by this push:
new 3ccbc5df5 fix #9420 + #9428
3ccbc5df5 is described below
commit 3ccbc5df54541169ee5e3f2b88d01928e713c741
Author: Christian Grothoff <christian@grothoff.org>
AuthorDate: Sun Dec 29 14:03:27 2024 +0100
fix #9420 + #9428
---
src/include/taler_json_lib.h | 2 +-
src/include/taler_mhd_lib.h | 41 +------------
src/include/taler_util.h | 12 ++--
src/json/i18n.c | 4 +-
src/json/json_helper.c | 4 +-
src/mhd/Makefile.am | 2 +-
src/mhd/mhd_legal.c | 125 ++++++++++++----------------------------
src/mhd/mhd_parsing.c | 62 --------------------
src/templating/templating_api.c | 17 ++++--
src/util/Makefile.am | 2 +-
src/util/lang.c | 58 ++++++++++++++-----
11 files changed, 105 insertions(+), 224 deletions(-)
diff --git a/src/include/taler_json_lib.h b/src/include/taler_json_lib.h
index 120f7ae02..64b26de4f 100644
--- a/src/include/taler_json_lib.h
+++ b/src/include/taler_json_lib.h
@@ -645,7 +645,7 @@ TALER_JSON_spec_blinded_planchet (
*
* The @a language_pattern is given using the format from
* https://tools.ietf.org/html/rfc7231#section-5.3.1
- * so that #TALER_language_matches() can be used.
+ * so that #TALER_pattern_matches() can be used.
*
* @param name name of the JSON field
* @param language_pattern language pattern to use to find best match,
possibly NULL
diff --git a/src/include/taler_mhd_lib.h b/src/include/taler_mhd_lib.h
index 1f2a9fcbc..7b178c302 100644
--- a/src/include/taler_mhd_lib.h
+++ b/src/include/taler_mhd_lib.h
@@ -103,20 +103,6 @@ MHD_RESULT
TALER_MHD_can_compress (struct MHD_Connection *connection);
-/**
- * Check if @a mime matches the @a accept_pattern. For this function, the @a
- * accept_pattern may include multiple values separated by ";".
- *
- * @param accept_pattern a mime pattern like "text/plain"
- * or "image/STAR" or "text/plain; text/xml"
- * @param mime the mime type to match
- * @return true if @a mime matches the @a accept_pattern
- */
-bool
-TALER_MHD_xmime_matches (const char *accept_pattern,
- const char *mime);
-
-
/**
* Send JSON object as response.
*
@@ -651,9 +637,8 @@ TALER_MHD_parse_request_arg_amount (struct MHD_Connection
*connection,
/**
- * Extract optional amount argument from request.
- * Macro that *returns* #MHD_YES/#MHD_NO if the
- * requested argument existed but failed to parse.
+ * Extract optional amount argument from request. Macro that *returns*
+ * #MHD_YES/#MHD_NO if the requested argument existed but failed to parse.
*
* @param connection the MHD connection
* @param name name of the argument to parse
@@ -677,28 +662,6 @@ TALER_MHD_parse_request_arg_amount (struct MHD_Connection
*connection,
} while (0)
-/**
- * Determines which of the given choices is preferred
- * by the client. Parses an HTTP header such as
- * "Accept:" or "Language:" to find entries matching
- * the list of strings given in the variadic argument
- * list. Returns the index of the preferred choice.
- *
- * @param connection HTTP request handle
- * @param header type of HTTP header to evaluate
- * @param ... NULL-terminated list of choices to
- * check for in the header
- * @return -1 if none of the given choices is in
- * the header, -2 if the header is missing,
- * otherwise index of preferred choice in
- * the varargs list
- */
-int
-TALER_MHD_check_accept (struct MHD_Connection *connection,
- const char *header,
- ...);
-
-
/**
* Extract fixed-size base32crockford encoded data from request argument.
*
diff --git a/src/include/taler_util.h b/src/include/taler_util.h
index fe561f150..6ec085b85 100644
--- a/src/include/taler_util.h
+++ b/src/include/taler_util.h
@@ -441,15 +441,15 @@ TALER_is_web_url (const char *url);
* which preference.
* See also: https://tools.ietf.org/html/rfc7231#section-5.3.1
*
- * @param language_pattern a language preferences string
+ * @param pattern a 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
+ * @param value the value to match
+ * @return q-weight given for @a value in @a pattern, 1.0 if no weights are
given;
+ * 0 if @a value is not in @a pattern
*/
double
-TALER_language_matches (const char *language_pattern,
- const char *lang);
+TALER_pattern_matches (const char *pattern,
+ const char *value);
/**
diff --git a/src/json/i18n.c b/src/json/i18n.c
index f927a71e1..c13ae7d43 100644
--- a/src/json/i18n.c
+++ b/src/json/i18n.c
@@ -54,8 +54,8 @@ TALER_JSON_extract_i18n (const json_t *object,
json_t *value;
json_object_foreach (i18n, key, value) {
- double q = TALER_language_matches (language_pattern,
- key);
+ double q = TALER_pattern_matches (language_pattern,
+ key);
if (q > quality)
{
quality = q;
diff --git a/src/json/json_helper.c b/src/json/json_helper.c
index bf48808eb..bb506015a 100644
--- a/src/json/json_helper.c
+++ b/src/json/json_helper.c
@@ -1129,8 +1129,8 @@ parse_i18n_string (void *cls,
{
double score;
- score = TALER_language_matches (ctx->lp,
- lang);
+ score = TALER_pattern_matches (ctx->lp,
+ lang);
if (score > best)
{
best = score;
diff --git a/src/mhd/Makefile.am b/src/mhd/Makefile.am
index 6dec80c09..5ec6c1d4b 100644
--- a/src/mhd/Makefile.am
+++ b/src/mhd/Makefile.am
@@ -17,7 +17,7 @@ libtalermhd_la_SOURCES = \
mhd_run.c \
mhd_spa.c
libtalermhd_la_LDFLAGS = \
- -version-info 4:0:4 \
+ -version-info 5:0:0 \
-no-undefined
libtalermhd_la_LIBADD = \
$(top_builddir)/src/json/libtalerjson.la \
diff --git a/src/mhd/mhd_legal.c b/src/mhd/mhd_legal.c
index 23c34640c..d2c09f286 100644
--- a/src/mhd/mhd_legal.c
+++ b/src/mhd/mhd_legal.c
@@ -121,69 +121,6 @@ struct TALER_MHD_Legal
};
-/**
- * Check if @a mime matches the @a accept_pattern.
- *
- * @param accept_pattern a mime pattern like "text/plain"
- * or "image/STAR"
- * @param mime the mime type to match
- * @return true if @a mime matches the @a accept_pattern
- */
-static bool
-mime_matches (const char *accept_pattern,
- const char *mime)
-{
- const char *da = strchr (accept_pattern, '/');
- const char *dm = strchr (mime, '/');
- const char *end;
-
- if ( (NULL == da) ||
- (NULL == dm) )
- return (0 == strcmp ("*", accept_pattern));
- // FIXME-#9428: use TALER_MHD_check_accept() here!
- /* FIXME-#9420: eventually, we might want to parse the "q=$FLOAT"
- part after the ';' and figure out which one is the
- best/preferred match instead of returning a boolean... */
- end = strchr (da, ';');
- if (NULL == end)
- end = &da[strlen (da)];
- return
- ( ( (1 == da - accept_pattern) &&
- ('*' == *accept_pattern) ) ||
- ( (da - accept_pattern == dm - mime) &&
- (0 == strncasecmp (accept_pattern,
- mime,
- da - accept_pattern)) ) ) &&
- ( (0 == strcmp (da, "/*")) ||
- (0 == strncasecmp (da,
- dm,
- end - da)) );
-}
-
-
-bool
-TALER_MHD_xmime_matches (const char *accept_pattern,
- const char *mime)
-{
- char *ap = GNUNET_strdup (accept_pattern);
- char *sptr;
-
- for (const char *tok = strtok_r (ap, ",", &sptr);
- NULL != tok;
- tok = strtok_r (NULL, ",", &sptr))
- {
- if (mime_matches (tok,
- mime))
- {
- GNUNET_free (ap);
- return true;
- }
- }
- GNUNET_free (ap);
- return false;
-}
-
-
MHD_RESULT
TALER_MHD_reply_legal (struct MHD_Connection *conn,
struct TALER_MHD_Legal *legal)
@@ -229,6 +166,8 @@ TALER_MHD_reply_legal (struct MHD_Connection *conn,
{
const char *mime;
const char *lang;
+ double best_mime_q = 0.0;
+ double best_lang_q = 0.0;
mime = MHD_lookup_connection_value (conn,
MHD_HEADER_KIND,
@@ -246,34 +185,44 @@ TALER_MHD_reply_legal (struct MHD_Connection *conn,
NULL != p;
p = p->next)
{
- if ( (NULL == t) ||
- (TALER_MHD_xmime_matches (mime,
- p->mime_type)) )
+ double q;
+
+ q = TALER_pattern_matches (mime,
+ p->mime_type);
+ if (q > best_mime_q)
+ best_mime_q = q;
+ }
+ for (struct Terms *p = legal->terms_head;
+ NULL != p;
+ p = p->next)
+ {
+ double q;
+
+ q = TALER_pattern_matches (mime,
+ p->mime_type);
+ if (q < best_mime_q)
+ continue;
+ if (NULL == langs)
{
- if (NULL == langs)
- {
- langs = GNUNET_strdup (p->language);
- }
- else if (NULL == strstr (langs,
- p->language))
- {
- char *tmp = langs;
+ langs = GNUNET_strdup (p->language);
+ }
+ else if (NULL == strstr (langs,
+ p->language))
+ {
+ char *tmp = langs;
- GNUNET_asprintf (&langs,
- "%s,%s",
- tmp,
- p->language);
- GNUNET_free (tmp);
- }
- if ( (NULL == t) ||
- (! TALER_MHD_xmime_matches (mime,
- t->mime_type)) ||
- (TALER_language_matches (lang,
- p->language) >
- TALER_language_matches (lang,
- t->language) ) )
- t = p;
+ GNUNET_asprintf (&langs,
+ "%s,%s",
+ tmp,
+ p->language);
+ GNUNET_free (tmp);
}
+ q = TALER_pattern_matches (langs,
+ p->language);
+ if (q < best_lang_q)
+ continue;
+ best_lang_q = q;
+ t = p;
}
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Best match for %s/%s: %s / %s\n",
diff --git a/src/mhd/mhd_parsing.c b/src/mhd/mhd_parsing.c
index 079f8a559..8d00240c0 100644
--- a/src/mhd/mhd_parsing.c
+++ b/src/mhd/mhd_parsing.c
@@ -556,66 +556,4 @@ TALER_MHD_check_content_length_ (struct MHD_Connection
*connection,
}
-int
-TALER_MHD_check_accept (struct MHD_Connection *connection,
- const char *header,
- ...)
-{
- bool ret = false;
- const char *accept;
- char *a;
- char *saveptr;
-
- accept = MHD_lookup_connection_value (connection,
- MHD_HEADER_KIND,
- header);
- if (NULL == accept)
- return -2; /* no Accept header set */
-
- a = GNUNET_strdup (accept);
- for (char *t = strtok_r (a, ",", &saveptr);
- NULL != t;
- t = strtok_r (NULL, ",", &saveptr))
- {
- char *end;
-
- /* skip leading whitespace */
- while (isspace ((unsigned char) t[0]))
- t++;
- /* trim of ';q=' parameter and everything after space */
- /* FIXME-#9420: eventually, we might want to parse the "q=$FLOAT"
- part after the ';' and figure out which one is the
- best/preferred match instead of returning a boolean... */
- end = strchr (t, ';');
- if (NULL != end)
- *end = '\0';
- end = strchr (t, ' ');
- if (NULL != end)
- *end = '\0';
- {
- va_list ap;
- int off = 0;
- const char *val;
-
- va_start (ap,
- header);
- while (NULL != (val = va_arg (ap,
- const char *)))
- {
- if (0 == strcasecmp (val,
- t))
- {
- ret = off;
- break;
- }
- off++;
- }
- va_end (ap);
- }
- }
- GNUNET_free (a);
- return ret;
-}
-
-
/* end of mhd_parsing.c */
diff --git a/src/templating/templating_api.c b/src/templating/templating_api.c
index 2204e3998..43ef6dd1c 100644
--- a/src/templating/templating_api.c
+++ b/src/templating/templating_api.c
@@ -77,6 +77,7 @@ lookup_template (struct MHD_Connection *connection,
const char *name)
{
struct TVE *best = NULL;
+ double best_q = 0.0;
const char *lang;
lang = MHD_lookup_connection_value (connection,
@@ -87,15 +88,19 @@ lookup_template (struct MHD_Connection *connection,
/* find best match by language */
for (unsigned int i = 0; i<loaded_length; i++)
{
+ double q;
+
if (0 != strcmp (loaded[i].name,
name))
continue; /* does not match by name */
- if ( (NULL == best) ||
- (TALER_language_matches (lang,
- loaded[i].lang) >
- TALER_language_matches (lang,
- best->lang) ) )
- best = &loaded[i];
+ if (NULL == loaded[i].lang) /* no language == always best match */
+ return loaded[i].value;
+ q = TALER_pattern_matches (lang,
+ loaded[i].lang);
+ if (q < best_q)
+ continue;
+ best_q = q;
+ best = &loaded[i];
}
if (NULL == best)
{
diff --git a/src/util/Makefile.am b/src/util/Makefile.am
index 89a4df8e5..1fcd4be08 100644
--- a/src/util/Makefile.am
+++ b/src/util/Makefile.am
@@ -127,7 +127,7 @@ libtalerutil_la_LIBADD = \
-lm
libtalerutil_la_LDFLAGS = \
- -version-info 6:0:1 \
+ -version-info 7:0:0 \
-no-undefined
diff --git a/src/util/lang.c b/src/util/lang.c
index ffc50a557..d2a6c01d1 100644
--- a/src/util/lang.c
+++ b/src/util/lang.c
@@ -21,23 +21,50 @@
#include "platform.h"
#include "taler_util.h"
-
/**
- * 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
+ * Check if @a value matches the @a accept_pattern.
*
- * @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
+ * @param accept_pattern a pattern like "[text|STAR/]*[text|STAR]"
+ * @param value the value to match
+ * @return true if @a value matches the @a accept_pattern
*/
+static bool
+pattern_matches (const char *accept_pattern,
+ const char *value)
+{
+ const char *da;
+ const char *dm;
+
+ if (0 == strcmp ("*",
+ accept_pattern))
+ return true;
+ if (0 == strcmp (value,
+ accept_pattern))
+ return true;
+ da = strchr (accept_pattern,
+ '/');
+ dm = strchr (value,
+ '/');
+ if ( (NULL == da) ||
+ (NULL == dm) )
+ return false;
+ if ( ( (1 == da - accept_pattern) &&
+ ('*' == *accept_pattern) ) ||
+ ( (da - accept_pattern == dm - value) &&
+ (0 == strncasecmp (accept_pattern,
+ value,
+ da - accept_pattern)) ) )
+ return pattern_matches (da + 1,
+ dm + 1);
+ return false;
+}
+
+
double
-TALER_language_matches (const char *language_pattern,
- const char *lang)
+TALER_pattern_matches (const char *pattern,
+ const char *value)
{
- char *p = GNUNET_strdup (language_pattern);
+ char *p = GNUNET_strdup (pattern);
char *sptr;
double r = 0.0;
@@ -50,8 +77,7 @@ TALER_language_matches (const char *language_pattern,
char *qp = strtok_r (NULL, ";", &sptr2);
double q = 1.0;
- if (NULL == lp)
- continue; /* should be impossible, but makes static analysis happy */
+ GNUNET_assert (NULL != lp);
while (isspace ((int) *lp))
lp++;
if (NULL != qp)
@@ -61,8 +87,8 @@ TALER_language_matches (const char *language_pattern,
(1 == sscanf (qp,
"q=%lf",
&q)) );
- if (0 == strcasecmp (lang,
- lp))
+ if (pattern_matches (lp,
+ value))
r = GNUNET_MAX (r, q);
}
GNUNET_free (p);
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