static nxweb_result subreq_on_request(nxweb_http_server_connection* conn, nxweb_http_request* req, nxweb_http_response* resp) {
nxweb_set_response_content_type(resp, "text/html");
nxweb_composite_stream* cs=nxweb_composite_stream_init(conn, req);
nxweb_composite_stream_append_bytes(cs, "[test1]", sizeof("[test1]")-1);
int fd=open("www/root/index.htm", O_RDONLY|O_NONBLOCK);
nxweb_composite_stream_append_fd(cs, fd, 0, 15); // fd will be auto-closed
nxweb_composite_stream_append_subrequest(cs, 0, "/8777/");
nxweb_composite_stream_append_bytes(cs, "[test2]", sizeof("[test2]")-1);
nxweb_composite_stream_close(cs);
nxweb_composite_stream_start(cs, resp);
return NXWEB_OK;
}
static int parse_directive(ssi_buffer* ssib, char* str, int len) {
assert(!str[len]); // zero-terminated
char* p=str;
char* pe=str+len;
char* attr_name[SSI_MAX_ATTRS];
char* attr_value[SSI_MAX_ATTRS];
int num_attr=0;
while ((unsigned char)*p<=SPACE && p<pe) p++;
if (p>=pe) return -1;
char* cmd=p;
while ((unsigned char)*p>SPACE) p++;
*p++='\0';
while (num_attr<SSI_MAX_ATTRS) {
attr_name[num_attr]=p;
p=strchr(p, '=');
if (!p) break;
*p++='\0';
attr_name[num_attr]=nxweb_trunc_space(attr_name[num_attr]);
while ((unsigned char)*p<=SPACE && p<pe) p++;
if (p>=pe) return -1;
char q=*p++;
if (q!='\"' && q!='\'') return -1;
attr_value[num_attr]=p;
p=strchr(p, q);
if (!p) return -1;
*p++='\0';
num_attr++;
}
if (!strcmp(cmd, "include")) {
int i;
for (i=0; i<num_attr; i++) {
if (!strcmp(attr_name[i], "virtual")) {
const char* expanded=expand_vars(ssib, attr_value[i]);
if (!expanded) {
nxweb_log_warning("ssi variables expansion failure: %s @ %s", attr_value[i], ssib->req->uri);
return -1;
}
// nxweb_log_error("ssi variables expanded: %s -> %s", attr_value[i], expanded);
nxweb_composite_stream_append_subrequest(ssib->cs, ssib->cs->req->host, expanded);
return 0;
}
}
}
else if (!strcmp(cmd, "set")) {
int i;
const char* var_name=0;
const char* var_value=0;
nx_simple_map_entry* param;
for (i=0; i<num_attr; i++) {
if (!strcmp(attr_name[i], "var")) {
var_name=attr_value[i];
}
else if (!strcmp(attr_name[i], "value")) {
var_value=expand_vars(ssib, attr_value[i]);
if (!var_value) {
nxweb_log_warning("ssi set variable expansion failure: %s @ %s", attr_value[i], ssib->req->uri);
return -1;
}
// nxweb_log_error("ssi variables expanded: %s -> %s", attr_value[i], var_value);
}
}
if (var_name && var_value) {
param=nx_simple_map_find(ssib->var_map, var_name);
if (!param) {
param=nxb_calloc_obj(ssib->nxb, sizeof(nx_simple_map_entry));
ssib->var_map=nx_simple_map_add(ssib->var_map, param);
param->name=var_name;
}
param->value=var_value;
return 0;
}
}
else if (!strcmp(cmd, "echo")) {
int i;
for (i=0; i<num_attr; i++) {
if (!strcmp(attr_name[i], "var")) {
const char* var_name=attr_value[i];
char expanded[SSI_MAX_EXPR_LEN];
char* end=expand_var(ssib, var_name, strlen(var_name), expanded, SSI_MAX_EXPR_LEN);
if (!end) {
// nxweb_log_warning("ssi echo variable expansion failure: %s @ %s", var_name, ssib->req->uri);
return -1;
}
int len=end-expanded;
char* buf=nxb_copy_obj(ssib->nxb, expanded, len);
nxweb_composite_stream_append_bytes(ssib->cs, buf, len);
return 0;
}
}
}
return -1;
}
