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[quickjs] addEventListener and removeEventListener in xhr

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This commit is contained in:
Witold Filipczyk 2022-11-02 16:40:10 +01:00
parent 84c9a86ab3
commit 515ba5e458
1 changed files with 200 additions and 58 deletions
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258
src/ecmascript/quickjs/xhr.cpp
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@ -202,11 +202,20 @@ forbidden_header(char *header)
return false;
}
struct listener {
LIST_HEAD(struct listener);
char *typ;
JSValue fun;
};
typedef struct {
std::map<std::string, std::string> requestHeaders;
std::map<std::string, std::string, classcomp> responseHeaders;
struct download download;
struct ecmascript_interpreter *interpreter;
LIST_OF(struct listener) listeners;
JSValue events[XHR_EVENT_MAX];
JSValue thisVal;
struct uri *uri;
@ -247,21 +256,30 @@ onload_run(void *data)
JSContext *ctx = (JSContext *)interpreter->backend_data;
interpreter->heartbeat = add_heartbeat(interpreter);
struct listener *l;
foreach(l, x->listeners) {
if (strcmp(l->typ, "load")) {
continue;
}
JSValue func = JS_DupValue(ctx, l->fun);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
}
JSValue event_func = x->events[XHR_EVENT_LOAD];
if (!JS_IsFunction(ctx, event_func)) {
return;
if (JS_IsFunction(ctx, event_func)) {
JSValue func = JS_DupValue(ctx, event_func);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
}
JSValue func = JS_DupValue(ctx, event_func);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
done_heartbeat(interpreter->heartbeat);
check_for_rerender(interpreter, "xhr_onload");
}
}
@ -276,21 +294,30 @@ onloadend_run(void *data)
JSContext *ctx = (JSContext *)interpreter->backend_data;
interpreter->heartbeat = add_heartbeat(interpreter);
struct listener *l;
foreach(l, x->listeners) {
if (strcmp(l->typ, "loadend")) {
continue;
}
JSValue func = JS_DupValue(ctx, l->fun);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
}
JSValue event_func = x->events[XHR_EVENT_LOAD_END];
if (!JS_IsFunction(ctx, event_func)) {
return;
if (JS_IsFunction(ctx, event_func)) {
JSValue func = JS_DupValue(ctx, event_func);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
}
JSValue func = JS_DupValue(ctx, event_func);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
done_heartbeat(interpreter->heartbeat);
check_for_rerender(interpreter, "xhr_onloadend");
}
}
@ -305,21 +332,30 @@ onreadystatechange_run(void *data)
JSContext *ctx = (JSContext *)interpreter->backend_data;
interpreter->heartbeat = add_heartbeat(interpreter);
struct listener *l;
foreach(l, x->listeners) {
if (strcmp(l->typ, "readystatechange")) {
continue;
}
JSValue func = JS_DupValue(ctx, l->fun);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
}
JSValue event_func = x->events[XHR_EVENT_READY_STATE_CHANGED];
if (!JS_IsFunction(ctx, event_func)) {
return;
if (JS_IsFunction(ctx, event_func)) {
JSValue func = JS_DupValue(ctx, event_func);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
}
JSValue func = JS_DupValue(ctx, event_func);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
done_heartbeat(interpreter->heartbeat);
check_for_rerender(interpreter, "xhr_onreadystatechange");
}
}
@ -334,21 +370,30 @@ ontimeout_run(void *data)
JSContext *ctx = (JSContext *)interpreter->backend_data;
interpreter->heartbeat = add_heartbeat(interpreter);
struct listener *l;
foreach(l, x->listeners) {
if (strcmp(l->typ, "timeout")) {
continue;
}
JSValue func = JS_DupValue(ctx, l->fun);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
}
JSValue event_func = x->events[XHR_EVENT_TIMEOUT];
if (!JS_IsFunction(ctx, event_func)) {
return;
if (JS_IsFunction(ctx, event_func)) {
JSValue func = JS_DupValue(ctx, event_func);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
}
JSValue func = JS_DupValue(ctx, event_func);
JSValue arg = JS_UNDEFINED;
JSValue ret = JS_Call(ctx, func, x->thisVal, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
done_heartbeat(interpreter->heartbeat);
check_for_rerender(interpreter, "xhr_ontimeout");
}
}
@ -362,13 +407,6 @@ xhr_finalizer(JSRuntime *rt, JSValue val)
Xhr *x = (Xhr *)JS_GetOpaque(val, xhr_class_id);
if (x) {
// if (x->curl_h) {
// if (x->async)
// curl_multi_remove_handle(x->curlm_h, x->curl_h);
// curl_easy_cleanup(x->curl_h);
// }
// if (x->slist)
// curl_slist_free_all(x->slist);
for (int i = 0; i < XHR_EVENT_MAX; i++) {
JS_FreeValueRT(rt, x->events[i]);
}
@ -383,8 +421,14 @@ xhr_finalizer(JSRuntime *rt, JSValue val)
mem_free_if(x->status_text);
x->responseHeaders.clear();
x->requestHeaders.clear();
// dbuf_free(&x->result.hbuf);
// dbuf_free(&x->result.bbuf);
struct listener *l;
foreach(l, x->listeners) {
mem_free_set(&l->typ, NULL);
}
free_list(x->listeners);
mem_free(x);
}
}
@ -575,6 +619,8 @@ xhr_constructor(JSContext *ctx, JSValueConst new_target, int argc, JSValueConst
x->sent = false;
x->async = true;
init_list(x->listeners);
for (int i = 0; i < XHR_EVENT_MAX; i++) {
x->events[i] = JS_UNDEFINED;
}
@ -884,11 +930,6 @@ xhr_abort(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
if (!x) {
return JS_EXCEPTION;
}
// if (x->curl_h) {
// curl_multi_remove_handle(x->curlm_h, x->curl_h);
// curl_easy_cleanup(x->curl_h);
// x->curl_h = NULL;
// x->curlm_h = NULL;
x->ready_state = XHR_RSTATE_UNSENT;
x->status = 0;
mem_free_set(&x->status_text, NULL);
@ -900,6 +941,105 @@ xhr_abort(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
return JS_UNDEFINED;
}
static JSValue
xhr_addEventListener(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
Xhr *x = xhr_get(ctx, this_val);
if (!x) {
return JS_EXCEPTION;
}
if (argc < 2) {
return JS_UNDEFINED;
}
const char *str = JS_ToCString(ctx, argv[0]);
if (!str) {
return JS_EXCEPTION;
}
char *method = stracpy(str);
JS_FreeCString(ctx, str);
if (!method) {
return JS_EXCEPTION;
}
JSValueConst fun = argv[1];
struct listener *l;
foreach(l, x->listeners) {
if (strcmp(l->typ, method)) {
continue;
}
if (JS_VALUE_GET_PTR(l->fun) == JS_VALUE_GET_PTR(fun)) {
mem_free(method);
return JS_UNDEFINED;
}
}
struct listener *n = (struct listener *)mem_calloc(1, sizeof(*n));
if (n) {
n->typ = method;
n->fun = JS_DupValue(ctx, fun);
add_to_list_end(x->listeners, n);
}
return JS_UNDEFINED;
}
static JSValue
xhr_removeEventListener(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
Xhr *x = xhr_get(ctx, this_val);
if (!x) {
return JS_EXCEPTION;
}
if (argc < 2) {
return JS_UNDEFINED;
}
const char *str = JS_ToCString(ctx, argv[0]);
if (!str) {
return JS_EXCEPTION;
}
char *method = stracpy(str);
JS_FreeCString(ctx, str);
if (!method) {
return JS_EXCEPTION;
}
JSValueConst fun = argv[1];
struct listener *l;
foreach(l, x->listeners) {
if (strcmp(l->typ, method)) {
continue;
}
if (JS_VALUE_GET_PTR(l->fun) == JS_VALUE_GET_PTR(fun)) {
del_from_list(l);
mem_free_set(&l->typ, NULL);
JS_FreeValue(ctx, l->fun);
mem_free(l);
mem_free(method);
return JS_UNDEFINED;
}
}
mem_free(method);
return JS_UNDEFINED;
}
static JSValue
xhr_getallresponseheaders(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
@ -1276,10 +1416,12 @@ static const JSCFunctionListEntry xhr_proto_funcs[] = {
JS_CGETSET_DEF("upload", xhr_upload_get, NULL),
JS_CGETSET_DEF("withCredentials", xhr_withcredentials_get, xhr_withcredentials_set),
JS_CFUNC_DEF("abort", 0, xhr_abort),
JS_CFUNC_DEF("addEventListener", 3, xhr_addEventListener),
JS_CFUNC_DEF("getAllResponseHeaders", 0, xhr_getallresponseheaders),
JS_CFUNC_DEF("getResponseHeader", 1, xhr_getresponseheader),
JS_CFUNC_DEF("open", 5, xhr_open),
JS_CFUNC_DEF("overrideMimeType", 1, xhr_overridemimetype),
JS_CFUNC_DEF("removeEventListener", 3, xhr_removeEventListener),
JS_CFUNC_DEF("send", 1, xhr_send),
JS_CFUNC_DEF("setRequestHeader", 2, xhr_setrequestheader),
};