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Generalized template and variable substitution functions

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Modified api-path-fmt to uri-encoded only =restval
This commit is contained in:
Olof hagsand 2024-02-22 09:41:46 +01:00
parent 278def125c
commit 01938b7a64
6 changed files with 153 additions and 85 deletions
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55
lib/src/clixon_path.c
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@ -466,7 +466,7 @@ yang2api_path_fmt(yang_stmt *ys,
* cvv: foo, bar
* api_path: /subif-entry=foo,bar/subid
*
* "api-path" is "URI-encoded path expression" definition in RFC8040 3.5.3
* "api-path" is "URI-encoded path expression" definition in RFC8040 3.5.3 (note only =%s)
*/
int
api_path_fmt2api_path(const char *api_path_fmt,
@ -476,7 +476,9 @@ api_path_fmt2api_path(const char *api_path_fmt,
{
int retval = -1;
char c;
int esc=0;
char cprev;
int esc = 0;
int uri_encode = 0;
cbuf *cb = NULL;
int i;
int j;
@ -491,15 +493,13 @@ api_path_fmt2api_path(const char *api_path_fmt,
}
j = 1; /* j==0 is cli string */
len = strlen(api_path_fmt);
cprev = 0;
for (i=0; i<len; i++){
c = api_path_fmt[i];
if (esc){
esc = 0;
if (c!='s')
continue;
if (j == cvec_len(cvv)) /* last element */
;
else{
if (c == 's' && /* Only accept "%s" no other types */
j != cvec_len(cvv)) { /* last element */
if ((cv = cvec_i(cvv, j++)) == NULL){
clixon_err(OE_XML, 0, "Number of elements in cvv does not match api_path_fmt string");
goto done;
@ -508,22 +508,35 @@ api_path_fmt2api_path(const char *api_path_fmt,
clixon_err(OE_UNIX, errno, "cv2str_dup");
goto done;
}
if (uri_percent_encode(&strenc, "%s", str) < 0)
goto done;
cprintf(cb, "%s", strenc);
free(strenc); strenc = NULL;
free(str); str = NULL;
}
}
else
if (c == '%')
esc++;
else{
if ((c == '=' || c == ',') && api_path_fmt[i+1]=='%' && j == cvec_len(cvv))
; /* skip */
if (uri_encode){
/* Only if restval, ie =%s, not if eg /%s/ */
if (uri_percent_encode(&strenc, "%s", str) < 0)
goto done;
cprintf(cb, "%s", strenc);
if (strenc){
free(strenc);
strenc = NULL;
}
}
else
cprintf(cb, "%c", c);
cprintf(cb, "%s", str);
if (str) {
free(str);
str = NULL;
}
}
uri_encode = 0;
}
else if (c == '%'){
esc++;
if (cprev == '=')
uri_encode++;
}
else if ((c == '=' || c == ',') && api_path_fmt[i+1]=='%' && j == cvec_len(cvv))
; /* skip */
else
cprintf(cb, "%c", c);
cprev = c;
}
if ((*api_path = strdup(cbuf_get(cb))) == NULL){
clixon_err(OE_UNIX, errno, "strdup");