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https://github.com/rkd77/elinks.git
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[mujs] window.open
This commit is contained in:
Witold Filipczyk
parent
6762dd3146
commit
247df89310
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@ -48,135 +48,6 @@
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static JSClassID js_window_class_id;
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/* @window_funcs{"open"} */
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JSValue
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js_window_open(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
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{
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#ifdef ECMASCRIPT_DEBUG
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fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
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#endif
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struct view_state *vs;
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struct document_view *doc_view;
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struct session *ses;
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const char *frame = NULL;
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char *url, *url2;
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struct uri *uri;
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static time_t ratelimit_start;
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static int ratelimit_count;
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struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
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vs = interpreter->vs;
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doc_view = vs->doc_view;
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ses = doc_view->session;
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if (get_opt_bool("ecmascript.block_window_opening", ses)) {
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#ifdef CONFIG_LEDS
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set_led_value(ses->status.popup_led, 'P');
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#endif
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return JS_UNDEFINED;
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}
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if (argc < 1) return JS_UNDEFINED;
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/* Ratelimit window opening. Recursive window.open() is very nice.
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* We permit at most 20 tabs in 2 seconds. The ratelimiter is very
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* rough but shall suffice against the usual cases. */
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if (!ratelimit_start || time(NULL) - ratelimit_start > 2) {
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ratelimit_start = time(NULL);
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ratelimit_count = 0;
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} else {
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ratelimit_count++;
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if (ratelimit_count > 20) {
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return JS_UNDEFINED;
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}
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}
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const char *str;
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size_t len;
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str = JS_ToCStringLen(ctx, &len, argv[0]);
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if (!str) {
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return JS_EXCEPTION;
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}
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url = stracpy(str);
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JS_FreeCString(ctx, str);
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if (!url) {
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return JS_UNDEFINED;
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}
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trim_chars(url, ' ', 0);
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url2 = join_urls(doc_view->document->uri, url);
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mem_free(url);
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if (!url2) {
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return JS_UNDEFINED;
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}
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if (argc > 1) {
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size_t len2;
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frame = JS_ToCStringLen(ctx, &len2, argv[1]);
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if (!frame) {
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mem_free(url2);
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return JS_EXCEPTION;
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}
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}
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/* TODO: Support for window naming and perhaps some window features? */
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uri = get_uri(url2, URI_NONE);
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mem_free(url2);
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if (!uri) {
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if (frame) JS_FreeCString(ctx, frame);
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return JS_UNDEFINED;
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}
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JSValue ret;
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if (frame && *frame && c_strcasecmp(frame, "_blank")) {
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struct delayed_open *deo = (struct delayed_open *)mem_calloc(1, sizeof(*deo));
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if (deo) {
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deo->ses = ses;
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deo->uri = get_uri_reference(uri);
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deo->target = stracpy(frame);
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register_bottom_half(delayed_goto_uri_frame, deo);
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ret = JS_TRUE;
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goto end;
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}
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}
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if (!get_cmd_opt_bool("no-connect")
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&& !get_cmd_opt_bool("no-home")
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&& !get_cmd_opt_bool("anonymous")
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&& can_open_in_new(ses->tab->term)) {
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open_uri_in_new_window(ses, uri, NULL, ENV_ANY,
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CACHE_MODE_NORMAL, TASK_NONE);
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ret = JS_TRUE;
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} else {
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/* When opening a new tab, we might get rerendered, losing our
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* context and triggerring a disaster, so postpone that. */
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struct delayed_open *deo = (struct delayed_open *)mem_calloc(1, sizeof(*deo));
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if (deo) {
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deo->ses = ses;
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deo->uri = get_uri_reference(uri);
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register_bottom_half(delayed_open, deo);
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ret = JS_TRUE;
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} else {
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ret = JS_UNDEFINED;
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}
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}
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end:
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done_uri(uri);
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if (frame) JS_FreeCString(ctx, frame);
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return ret;
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}
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/* @window_funcs{"setTimeout"} */
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JSValue
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js_window_setTimeout(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
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@ -409,6 +280,137 @@ mjs_window_alert(js_State *J)
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js_pushundefined(J);
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}
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static void
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mjs_window_open(js_State *J)
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{
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#ifdef ECMASCRIPT_DEBUG
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fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
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#endif
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struct view_state *vs;
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struct document_view *doc_view;
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struct session *ses;
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const char *frame = NULL;
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char *url, *url2;
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struct uri *uri;
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static time_t ratelimit_start;
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static int ratelimit_count;
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struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)js_getcontext(J);
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vs = interpreter->vs;
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doc_view = vs->doc_view;
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ses = doc_view->session;
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if (get_opt_bool("ecmascript.block_window_opening", ses)) {
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#ifdef CONFIG_LEDS
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set_led_value(ses->status.popup_led, 'P');
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#endif
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js_pushundefined(J);
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return;
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}
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/* Ratelimit window opening. Recursive window.open() is very nice.
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* We permit at most 20 tabs in 2 seconds. The ratelimiter is very
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* rough but shall suffice against the usual cases. */
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if (!ratelimit_start || time(NULL) - ratelimit_start > 2) {
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ratelimit_start = time(NULL);
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ratelimit_count = 0;
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} else {
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ratelimit_count++;
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if (ratelimit_count > 20) {
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js_pushundefined(J);
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return;
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}
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}
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const char *str;
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str = js_tostring(J, 1);
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if (!str) {
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js_pushundefined(J);
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return;
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}
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url = stracpy(str);
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if (!url) {
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js_pushundefined(J);
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return;
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}
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trim_chars(url, ' ', 0);
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url2 = join_urls(doc_view->document->uri, url);
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mem_free(url);
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if (!url2) {
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js_pushundefined(J);
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return;
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}
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if (true) {
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frame = js_tostring(J, 2);
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if (!frame) {
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mem_free(url2);
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js_pushundefined(J);
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return;
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}
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}
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/* TODO: Support for window naming and perhaps some window features? */
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uri = get_uri(url2, URI_NONE);
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mem_free(url2);
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if (!uri) {
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js_pushundefined(J);
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return;
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}
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int ret = 0;
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if (frame && *frame && c_strcasecmp(frame, "_blank")) {
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struct delayed_open *deo = (struct delayed_open *)mem_calloc(1, sizeof(*deo));
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if (deo) {
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deo->ses = ses;
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deo->uri = get_uri_reference(uri);
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deo->target = stracpy(frame);
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register_bottom_half(delayed_goto_uri_frame, deo);
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ret = 1;
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goto end;
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}
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}
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if (!get_cmd_opt_bool("no-connect")
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&& !get_cmd_opt_bool("no-home")
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&& !get_cmd_opt_bool("anonymous")
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&& can_open_in_new(ses->tab->term)) {
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open_uri_in_new_window(ses, uri, NULL, ENV_ANY,
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CACHE_MODE_NORMAL, TASK_NONE);
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ret = 1;
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} else {
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/* When opening a new tab, we might get rerendered, losing our
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* context and triggerring a disaster, so postpone that. */
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struct delayed_open *deo = (struct delayed_open *)mem_calloc(1, sizeof(*deo));
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if (deo) {
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deo->ses = ses;
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deo->uri = get_uri_reference(uri);
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register_bottom_half(delayed_open, deo);
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ret = 1;
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} else {
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ret = -1;
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}
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}
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end:
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done_uri(uri);
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if (ret == -1) {
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js_pushundefined(J);
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return;
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}
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js_pushboolean(J, ret);
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}
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static void
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mjs_window_toString(js_State *J)
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{
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@ -424,6 +426,7 @@ mjs_window_init(js_State *J)
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js_newobject(J);
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{
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addmethod(J, "window.alert", mjs_window_alert, 1);
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addmethod(J, "window.open", mjs_window_open, 3);
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addmethod(J, "window.toString", mjs_window_toString, 0);
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addproperty(J, "closed", mjs_window_get_property_closed, NULL);
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