[mujs] collection.c

src/ecmascript/libdom/mujs/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/mujs/collection.c

@@ -0,0 +1,251 @@
+/* The MuJS 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/mujs/mapa.h"
+#include "ecmascript/mujs.h"
+#include "ecmascript/mujs/collection.h"
+#include "ecmascript/mujs/element.h"
+
+void *map_collections;
+void *map_rev_collections;
+
+static void
+mjs_htmlCollection_get_property_length(js_State *J)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	dom_html_collection *ns = (dom_html_collection *)(js_touserdata(J, 0, "collection"));
+	uint32_t size;
+
+	if (!ns) {
+		js_pushnumber(J, 0);
+		return;
+	}
+	if (dom_html_collection_get_length(ns, &size) != DOM_NO_ERR) {
+		js_pushnumber(J, 0);
+		return;
+	}
+	js_pushnumber(J, size);
+}
+
+static void
+mjs_push_htmlCollection_item2(js_State *J, int idx)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	dom_html_collection *ns = (dom_html_collection *)(js_touserdata(J, 0, "collection"));
+	dom_node *node;
+	dom_exception err;
+
+	if (!ns) {
+		js_pushundefined(J);
+		return;
+	}
+	err = dom_html_collection_item(ns, idx, &node);
+
+	if (err != DOM_NO_ERR) {
+		js_pushundefined(J);
+		return;
+	}
+	mjs_push_element(J, node);
+	dom_node_unref(node);
+}
+
+static void
+mjs_htmlCollection_item(js_State *J)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	int index = js_toint32(J, 1);
+
+	mjs_push_htmlCollection_item2(J, index);
+}
+
+static void
+mjs_push_htmlCollection_namedItem2(js_State *J, const char *str)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	dom_html_collection *ns = (dom_html_collection *)(js_touserdata(J, 0, "collection"));
+	dom_exception err;
+	dom_string *name;
+	uint32_t size, i;
+
+	if (!ns) {
+		js_pushundefined(J);
+		return;
+	}
+
+	if (dom_html_collection_get_length(ns, &size) != DOM_NO_ERR) {
+		js_pushundefined(J);
+		return;
+	}
+
+	err = dom_string_create((const uint8_t*)str, strlen(str), &name);
+
+	if (err != DOM_NO_ERR) {
+		js_pushundefined(J);
+		return;
+	}
+
+	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)) {
+				mjs_push_element(J, element);
+				dom_string_unref(val);
+				dom_string_unref(name);
+				dom_node_unref(element);
+
+				return;
+			}
+			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)) {
+				mjs_push_element(J, element);
+				dom_string_unref(val);
+				dom_string_unref(name);
+				dom_node_unref(element);
+
+				return;
+			}
+			dom_string_unref(val);
+		}
+		dom_node_unref(element);
+	}
+	dom_string_unref(name);
+	js_pushundefined(J);
+}
+
+static void
+mjs_htmlCollection_namedItem(js_State *J)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	const char *str = js_tostring(J, 1);
+
+	mjs_push_htmlCollection_namedItem2(J, str);
+}
+
+static void
+mjs_htmlCollection_set_items(js_State *J, void *node)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	int counter = 0;
+	uint32_t size, i;
+	dom_html_collection *ns = (dom_html_collection *)(node);
+	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;
+		}
+		mjs_push_element(J, element);
+		js_setindex(J, -2, counter);
+		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)) {
+				if (js_try(J)) {
+					js_pop(J, 1);
+					goto next;
+				}
+				mjs_push_element(J, element);
+				js_setproperty(J, -2, dom_string_data(name));
+				js_endtry(J);
+			}
+		}
+next:
+		counter++;
+		if (name) {
+			dom_string_unref(name);
+		}
+		dom_node_unref(element);
+	}
+}
+
+static void
+mjs_htmlCollection_toString(js_State *J)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	js_pushstring(J, "[htmlCollection object]");
+}
+
+static void
+mjs_htmlCollection_finalizer(js_State *J, void *node)
+{
+	attr_erase_from_map(map_collections, node);
+}
+
+void
+mjs_push_collection(js_State *J, void *node)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	js_newarray(J);
+	{
+		js_newuserdata(J, "collection", node, mjs_htmlCollection_finalizer);
+		addmethod(J, "item", mjs_htmlCollection_item, 1);
+		addmethod(J, "namedItem", mjs_htmlCollection_namedItem, 1);
+		addmethod(J, "toString", mjs_htmlCollection_toString, 0);
+		addproperty(J, "length", mjs_htmlCollection_get_property_length, NULL);
+		mjs_htmlCollection_set_items(J, node);
+	}
+	attr_save_in_map(map_collections, node, node);
+}

src/ecmascript/libdom/mujs/meson.build

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

src/ecmascript/mujs/collection.cpp

@@ -54,6 +54,8 @@
 #include <map>
 #include <string>
 
+#ifndef CONFIG_LIBDOM
+
 static std::map<void *, void *> map_collections;
 static std::map<void *, void *> map_rev_collections;
 
@@ -234,3 +236,4 @@ mjs_push_collection(js_State *J, void *node)
 	}
 	map_collections[node] = node;
 }
+#endif

src/ecmascript/mujs/collection.h

@@ -3,6 +3,14 @@
 
 #include <mujs.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 void mjs_push_collection(js_State *J, void *node);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif

src/ecmascript/mujs/element.cpp

@@ -784,7 +784,7 @@ mjs_element_get_property_innerHtml(js_State *J)
 		js_error(J, "out of memory");
 		return;
 	}
-	walk_tree(&buf, el);
+	walk_tree(&buf, el, true, false);
 	js_pushstring(J, buf.source);
 	done_string(&buf);
 }
@@ -806,7 +806,7 @@ mjs_element_get_property_outerHtml(js_State *J)
 		js_error(J, "out of memory");
 		return;
 	}
-	walk_tree(&buf, el, false);
+	walk_tree(&buf, el, false, false);
 	js_pushstring(J, buf.source);
 	done_string(&buf);
 }

src/ecmascript/mujs/element.h

@@ -3,12 +3,20 @@
 
 #include <mujs.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 struct term_event;
 
 int mjs_element_init(js_State *J);
 void mjs_push_element(js_State *J, void *node);
-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