[quickjs] libdom version of collection

src/ecmascript/libdom/quickjs/Makefile

@@ -1,6 +1,6 @@
 top_builddir=../../../..
 include $(top_builddir)/Makefile.config
 
-OBJS = attr.o attributes.o mapa.obj
+OBJS = attr.o attributes.o collection.o mapa.obj
 
 include $(top_srcdir)/Makefile.lib

src/ecmascript/libdom/quickjs/collection.c

@@ -0,0 +1,311 @@
+/* The QuickJS html collection object implementation. */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef CONFIG_LIBDOM
+#include <dom/dom.h>
+#include <dom/bindings/hubbub/parser.h>
+#endif
+
+#include "elinks.h"
+
+#include "document/libdom/corestrings.h"
+#include "ecmascript/ecmascript.h"
+#include "ecmascript/libdom/quickjs/mapa.h"
+#include "ecmascript/quickjs.h"
+#include "ecmascript/quickjs/collection.h"
+#include "ecmascript/quickjs/element.h"
+
+#define countof(x) (sizeof(x) / sizeof((x)[0]))
+
+void *map_collections;
+void *map_rev_collections;
+
+static void *
+js_htmlCollection_GetOpaque(JSValueConst this_val)
+{
+	REF_JS(this_val);
+
+	return attr_find_in_map_rev(map_rev_collections, this_val);
+}
+
+static void
+js_htmlCollection_SetOpaque(JSValueConst this_val, void *node)
+{
+	REF_JS(this_val);
+
+	if (!node) {
+		attr_erase_from_map_rev(map_rev_collections, this_val);
+	} else {
+		attr_save_in_map_rev(map_rev_collections, this_val, node);
+	}
+}
+
+static JSValue
+js_htmlCollection_get_property_length(JSContext *ctx, JSValueConst this_val)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+	dom_html_collection *ns = (dom_html_collection *)(js_htmlCollection_GetOpaque(this_val));
+	uint32_t size;
+
+	if (!ns) {
+		return JS_NewInt32(ctx, 0);
+	}
+	if (dom_html_collection_get_length(ns, &size) != DOM_NO_ERR) {
+		return JS_NewInt32(ctx, 0);
+	}
+
+	return JS_NewInt32(ctx, size);
+}
+
+static JSValue
+js_htmlCollection_item2(JSContext *ctx, JSValueConst this_val, int idx)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+	dom_html_collection *ns = (dom_html_collection *)(js_htmlCollection_GetOpaque(this_val));
+	dom_node *node;
+	dom_exception err;
+	JSValue ret;
+
+	if (!ns) {
+		return JS_UNDEFINED;
+	}
+	err = dom_html_collection_item(ns, idx, &node);
+
+	if (err != DOM_NO_ERR) {
+		return JS_UNDEFINED;
+	}
+	ret = getElement(ctx, node);
+	dom_node_unref(node);
+
+	return ret;
+}
+
+static JSValue
+js_htmlCollection_item(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	if (argc != 1) {
+		return JS_UNDEFINED;
+	}
+
+	int index;
+	JS_ToInt32(ctx, &index, argv[0]);
+
+	return js_htmlCollection_item2(ctx, this_val, index);
+}
+
+static JSValue
+js_htmlCollection_namedItem2(JSContext *ctx, JSValueConst this_val, const char *str)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+	dom_html_collection *ns = (dom_html_collection *)(js_htmlCollection_GetOpaque(this_val));
+	dom_exception err;
+	dom_string *name;
+	uint32_t size, i;
+
+	if (!ns) {
+		return JS_UNDEFINED;
+	}
+
+	if (dom_html_collection_get_length(ns, &size) != DOM_NO_ERR) {
+		return JS_UNDEFINED;
+	}
+
+	err = dom_string_create((const uint8_t*)str, strlen(str), &name);
+
+	if (err != DOM_NO_ERR) {
+		return JS_UNDEFINED;
+	}
+
+	for (i = 0; i < size; i++) {
+		dom_node *element = NULL;
+		dom_string *val = NULL;
+
+		err = dom_html_collection_item(ns, i, &element);
+
+		if (err != DOM_NO_ERR || !element) {
+			continue;
+		}
+
+		err = dom_element_get_attribute(element, corestring_dom_id, &val);
+
+		if (err == DOM_NO_ERR && val) {
+			if (dom_string_caseless_isequal(name, val)) {
+				JSValue ret = getElement(ctx, element);
+				dom_string_unref(val);
+				dom_string_unref(name);
+				dom_node_unref(element);
+
+				return ret;
+			}
+			dom_string_unref(val);
+		}
+
+		err = dom_element_get_attribute(element, corestring_dom_name, &val);
+
+		if (err == DOM_NO_ERR && val) {
+			if (dom_string_caseless_isequal(name, val)) {
+				JSValue ret = getElement(ctx, element);
+				dom_string_unref(val);
+				dom_string_unref(name);
+				dom_node_unref(element);
+
+				return ret;
+			}
+			dom_string_unref(val);
+		}
+		dom_node_unref(element);
+	}
+	dom_string_unref(name);
+
+	return JS_UNDEFINED;
+}
+
+static JSValue
+js_htmlCollection_namedItem(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	if (argc != 1) {
+		return JS_UNDEFINED;
+	}
+
+	const char *str;
+	size_t len;
+
+	str = JS_ToCStringLen(ctx, &len, argv[0]);
+
+	if (!str) {
+		return JS_EXCEPTION;
+	}
+
+	JSValue ret = js_htmlCollection_namedItem2(ctx, this_val, str);
+	JS_FreeCString(ctx, str);
+
+	RETURN_JS(ret);
+}
+
+static void
+js_htmlCollection_set_items(JSContext *ctx, JSValue this_val, void *node)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	int counter = 0;
+	uint32_t size, i;
+	dom_html_collection *ns = (dom_html_collection *)(js_htmlCollection_GetOpaque(this_val));
+	dom_exception err;
+
+	if (!ns) {
+		return;
+	}
+
+	if (dom_html_collection_get_length(ns, &size) != DOM_NO_ERR) {
+		return;
+	}
+
+	for (i = 0; i < size; i++) {
+		dom_node *element = NULL;
+		dom_string *name = NULL;
+		err = dom_html_collection_item(ns, i, &element);
+
+		if (err != DOM_NO_ERR || !element) {
+			continue;
+		}
+		JSValue obj = getElement(ctx, element);
+
+		REF_JS(obj);
+		JS_SetPropertyUint32(ctx, this_val, counter, JS_DupValue(ctx, obj));
+		err = dom_element_get_attribute(element, corestring_dom_id, &name);
+
+		if (err != DOM_NO_ERR || !name) {
+			err = dom_element_get_attribute(element, corestring_dom_name, &name);
+		}
+
+		if (err == DOM_NO_ERR && name) {
+			if (!dom_string_caseless_lwc_isequal(name, corestring_lwc_item) && !dom_string_caseless_lwc_isequal(name, corestring_lwc_nameditem)) {
+				JS_DefinePropertyValueStr(ctx, this_val, dom_string_data(name), JS_DupValue(ctx, obj), 0);
+			}
+		}
+		JS_FreeValue(ctx, obj);
+		counter++;
+		if (name) {
+			dom_string_unref(name);
+		}
+		dom_node_unref(element);
+	}
+}
+
+static JSValue
+js_htmlCollection_toString(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	return JS_NewString(ctx, "[htmlCollection object]");
+}
+
+static const JSCFunctionListEntry js_htmlCollection_proto_funcs[] = {
+	JS_CGETSET_DEF("length", js_htmlCollection_get_property_length, NULL),
+	JS_CFUNC_DEF("item", 1, js_htmlCollection_item),
+	JS_CFUNC_DEF("namedItem", 1, js_htmlCollection_namedItem),
+	JS_CFUNC_DEF("toString", 0, js_htmlCollection_toString)
+};
+
+JSValue
+getCollection(JSContext *ctx, void *node)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	static int initialized;
+	JSValue second;
+
+	if (!initialized) {
+		map_collections = attr_create_new_collections_map();
+		map_rev_collections = attr_create_new_collections_map_rev();
+		initialized = 1;
+	}
+	second = attr_find_in_map(map_collections, node);
+
+	if (!JS_IsNull(second)) {
+		JSValue r = JS_DupValue(ctx, second);
+
+		RETURN_JS(r);
+	}
+	JSValue htmlCollection_obj = JS_NewArray(ctx);
+	JS_SetPropertyFunctionList(ctx, htmlCollection_obj, js_htmlCollection_proto_funcs, countof(js_htmlCollection_proto_funcs));
+	js_htmlCollection_SetOpaque(htmlCollection_obj, node);
+	js_htmlCollection_set_items(ctx, htmlCollection_obj, node);
+	attr_save_in_map(map_collections, node, htmlCollection_obj);
+	JSValue rr = JS_DupValue(ctx, htmlCollection_obj);
+
+	RETURN_JS(rr);
+}

src/ecmascript/libdom/quickjs/mapa.cpp

@@ -40,6 +40,22 @@ attr_create_new_attributes_map_rev(void)
 	return (void *)mapa;
 }
 
+void *
+attr_create_new_collections_map(void)
+{
+	std::map<void *, JSValueConst> *mapa = new std::map<void *, JSValueConst>;
+
+	return (void *)mapa;
+}
+
+void *
+attr_create_new_collections_map_rev(void)
+{
+	std::map<JSValueConst, void *> *mapa = new std::map<JSValueConst, void *>;
+
+	return (void *)mapa;
+}
+
 void
 attr_clear_map(void *m)
 {

src/ecmascript/libdom/quickjs/mapa.h

@@ -11,6 +11,8 @@ void attr_save_in_map(void *m, void *node, JSValueConst value);
 void *attr_create_new_attrs_map(void);
 void *attr_create_new_attributes_map(void);
 void *attr_create_new_attributes_map_rev(void);
+void *attr_create_new_collections_map(void);
+void *attr_create_new_collections_map_rev(void);
 
 void attr_clear_map(void *m);
 JSValue attr_find_in_map(void *m, void *node);

src/ecmascript/libdom/quickjs/meson.build

@@ -1 +1 @@
-srcs += files('attr.c', 'attributes.c', 'mapa.cpp')
+srcs += files('attr.c', 'attributes.c', 'collection.c', 'mapa.cpp')

src/ecmascript/quickjs/collection.cpp

@@ -56,6 +56,8 @@
 
 #define countof(x) (sizeof(x) / sizeof((x)[0]))
 
+#ifndef CONFIG_LIBDOM
+
 static std::map<void *, JSValueConst> map_collections;
 static std::map<JSValueConst, void *> map_rev_collections;
 
@@ -366,3 +368,4 @@ getCollection(JSContext *ctx, void *node)
 
 	RETURN_JS(rr);
 }
+#endif

src/ecmascript/quickjs/collection.h

@@ -3,6 +3,14 @@
 
 #include <quickjs/quickjs.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 JSValue getCollection(JSContext *ctx, void *node);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif

src/ecmascript/quickjs/element.cpp

@@ -820,7 +820,7 @@ js_element_get_property_innerHtml(JSContext *ctx, JSValueConst this_val)
 	if (!init_string(&buf)) {
 		return JS_EXCEPTION;
 	}
-	walk_tree(&buf, el);
+	walk_tree(&buf, el, true, false);
 	JSValue ret = JS_NewStringLen(ctx, buf.source, buf.length);
 	done_string(&buf);
 
@@ -844,7 +844,7 @@ js_element_get_property_outerHtml(JSContext *ctx, JSValueConst this_val)
 	if (!init_string(&buf)) {
 		return JS_EXCEPTION;
 	}
-	walk_tree(&buf, el, false);
+	walk_tree(&buf, el, false, false);
 	JSValue ret = JS_NewStringLen(ctx, buf.source, buf.length);
 	done_string(&buf);
 

src/ecmascript/quickjs/element.h

@@ -3,12 +3,20 @@
 
 #include <quickjs/quickjs.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 struct term_event;
 
 JSValue getElement(JSContext *ctx, void *node);
 
 int js_element_init(JSContext *ctx);
-void walk_tree(struct string *buf, void *nod, bool start = true, bool toSortAttrs = false);
+void walk_tree(struct string *buf, void *nod, bool start, bool toSortAttrs);
 void check_element_event(void *elem, const char *event_name, struct term_event *ev);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif