MINOR: sample: add url_dec converter

This converter decodes an url-encoded string. It takes a string as
input and returns string as output.
This commit is contained in:
Thierry FOURNIER 2015-05-07 15:46:20 +02:00 committed by Willy Tarreau
parent 3986ac1860
commit 82ff3c9b05
2 changed files with 27 additions and 0 deletions

View File

@ -11024,6 +11024,10 @@ upper
sample fetch function or after a transformation keyword returning a string
type. The result is of type string.
url_dec
Takes an url-encoded string provided as input and returns the decoded
version as output. The input and the output are of type string.
utime(<format>[,<offset>])
Converts an integer supposed to contain a date since epoch to a string
representing this date in UTC time using a format defined by the <format>

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@ -11953,6 +11953,28 @@ static int sample_conv_q_prefered(struct stream *stream, const struct arg *args,
return smp->data.str.len != 0;
}
/* This fetch url-decode any input string. */
static int sample_conv_url_dec(struct stream *stream, const struct arg *args,
struct sample *smp, void *private)
{
/* If the constant flag is set or if not size is avalaible at
* the end of the buffer, copy the string in other buffer
* before decoding.
*/
if (smp->flags & SMP_F_CONST || smp->data.str.size <= smp->data.str.len) {
struct chunk *str = get_trash_chunk();
memcpy(str->str, smp->data.str.str, smp->data.str.len);
smp->data.str.str = str->str;
smp->data.str.size = str->size;
smp->flags &= ~SMP_F_CONST;
}
/* Add final \0 required by url_decode(), and convert the input string. */
smp->data.str.str[smp->data.str.len] = '\0';
smp->data.str.len = url_decode(smp->data.str.str);
return 1;
}
/* This function executes one of the set-{method,path,query,uri} actions. It
* takes the string from the variable 'replace' with length 'len', then modifies
* the relevant part of the request line accordingly. Then it updates various
@ -12492,6 +12514,7 @@ static struct sample_fetch_kw_list sample_fetch_keywords = {ILH, {
static struct sample_conv_kw_list sample_conv_kws = {ILH, {
{ "http_date", sample_conv_http_date, ARG1(0,SINT), NULL, SMP_T_UINT, SMP_T_STR},
{ "language", sample_conv_q_prefered, ARG2(1,STR,STR), NULL, SMP_T_STR, SMP_T_STR},
{ "url_dec", sample_conv_url_dec, 0, NULL, SMP_T_STR, SMP_T_STR},
{ NULL, NULL, 0, 0, 0 },
}};