[quickjs] libdom history.c

src/ecmascript/libdom/quickjs/Makefile

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

src/ecmascript/libdom/quickjs/history.c

@@ -0,0 +1,174 @@
+/* The QuickJS history object implementation. */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "elinks.h"
+
+#include "bfu/dialog.h"
+#include "cache/cache.h"
+#include "cookies/cookies.h"
+#include "dialogs/menu.h"
+#include "dialogs/status.h"
+#include "document/html/frames.h"
+#include "document/document.h"
+#include "document/forms.h"
+#include "document/view.h"
+#include "ecmascript/ecmascript.h"
+#include "ecmascript/quickjs.h"
+#include "ecmascript/quickjs/history.h"
+#include "ecmascript/quickjs/window.h"
+#include "intl/libintl.h"
+#include "main/select.h"
+#include "osdep/newwin.h"
+#include "osdep/sysname.h"
+#include "protocol/http/http.h"
+#include "protocol/uri.h"
+#include "session/history.h"
+#include "session/location.h"
+#include "session/session.h"
+#include "session/task.h"
+#include "terminal/tab.h"
+#include "terminal/terminal.h"
+#include "util/conv.h"
+#include "util/memory.h"
+#include "util/string.h"
+#include "viewer/text/draw.h"
+#include "viewer/text/form.h"
+#include "viewer/text/link.h"
+#include "viewer/text/vs.h"
+
+#define countof(x) (sizeof(x) / sizeof((x)[0]))
+
+static JSClassID js_history_class_id;
+
+/* @history_funcs{"back"} */
+static JSValue
+js_history_back(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
+	assert(interpreter);
+	struct document_view *doc_view = interpreter->vs->doc_view;
+	struct session *ses = doc_view->session;
+
+	go_back(ses);
+
+/* history_back() must return 0 for onClick to cause displaying previous page
+ * and return non zero for <a href="javascript:history.back()"> to prevent
+ * "calculating" new link. Returned value 2 is changed to 0 in function
+ * spidermonkey_eval_boolback */
+	return JS_NULL;
+}
+
+/* @history_funcs{"forward"} */
+static JSValue
+js_history_forward(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
+	assert(interpreter);
+	struct document_view *doc_view = interpreter->vs->doc_view;
+	struct session *ses = doc_view->session;
+
+	go_unback(ses);
+
+	return JS_NULL;
+}
+
+/* @history_funcs{"go"} */
+static JSValue
+js_history_go(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
+	assert(interpreter);
+	struct document_view *doc_view = interpreter->vs->doc_view;
+	struct session *ses = doc_view->session;
+	struct location *loc;
+
+	if (argc != 1) {
+		return JS_UNDEFINED;
+	}
+
+	int index;
+	if (JS_ToInt32(ctx, &index, argv[0])) {
+		return JS_UNDEFINED;
+	}
+
+	for (loc = cur_loc(ses);
+	     loc != (struct location *) &ses->history.history;
+	     loc = index > 0 ? loc->next : loc->prev) {
+		if (!index) {
+			go_history(ses, loc);
+			break;
+		}
+
+		index += index > 0 ? -1 : 1;
+	}
+
+	return JS_NULL;
+}
+
+static JSValue
+js_history_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, "[history object]");
+}
+
+static const JSCFunctionListEntry js_history_funcs[] = {
+	JS_CFUNC_DEF("back", 0, js_history_back ),
+	JS_CFUNC_DEF("forward", 0, js_history_forward ),
+	JS_CFUNC_DEF("go", 1, js_history_go ),
+	JS_CFUNC_DEF("toString", 0, js_history_toString)
+};
+
+static JSClassDef js_history_class = {
+	"history",
+};
+
+int
+js_history_init(JSContext *ctx)
+{
+	JSValue history_proto;
+
+	/* create the history class */
+	JS_NewClassID(&js_history_class_id);
+	JS_NewClass(JS_GetRuntime(ctx), js_history_class_id, &js_history_class);
+
+	JSValue global_obj = JS_GetGlobalObject(ctx);
+	REF_JS(global_obj);
+
+	history_proto = JS_NewObject(ctx);
+	REF_JS(history_proto);
+
+	JS_SetPropertyFunctionList(ctx, history_proto, js_history_funcs, countof(js_history_funcs));
+	JS_SetClassProto(ctx, js_history_class_id, history_proto);
+	JS_SetPropertyStr(ctx, global_obj, "history", JS_DupValue(ctx, history_proto));
+
+	JS_FreeValue(ctx, global_obj);
+
+	return 0;
+}

src/ecmascript/libdom/quickjs/meson.build

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

src/ecmascript/quickjs/history.cpp

@@ -43,6 +43,8 @@
 #include "viewer/text/link.h"
 #include "viewer/text/vs.h"
 
+#ifndef CONFIG_LIBDOM
+
 #define countof(x) (sizeof(x) / sizeof((x)[0]))
 
 static JSClassID js_history_class_id;
@@ -172,3 +174,4 @@ js_history_init(JSContext *ctx)
 
 	return 0;
 }
+#endif

src/ecmascript/quickjs/history.h

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