From 49effe103a260a60949d3c95494ae81b031799d9 Mon Sep 17 00:00:00 2001
From: Vincent Sanders <vince@netsurf-browser.org>
Date: Tue, 19 Jun 2012 09:35:51 +0000
Subject: restructure javascript binding layout to be more explicit fix html
 content so it correctly loads all the script tags

svn path=/trunk/netsurf/; revision=13968
---
 javascript/jsapi.c | 173 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 173 insertions(+)
 create mode 100644 javascript/jsapi.c

(limited to 'javascript/jsapi.c')

diff --git a/javascript/jsapi.c b/javascript/jsapi.c
new file mode 100644
index 000000000..6f5b510ef
--- /dev/null
+++ b/javascript/jsapi.c
@@ -0,0 +1,173 @@
+/*
+ * Copyright 2012 Vincent Sanders <vince@netsurf-browser.org>
+ *
+ * This file is part of NetSurf, http://www.netsurf-browser.org/
+ *
+ * NetSurf is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * NetSurf is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "mozjs/jsapi.h"
+
+#include "content/content.h"
+#include "javascript/jsapi.h"
+#include "javascript/js.h"
+
+#include "utils/log.h"
+
+static JSRuntime *rt; /* global runtime */
+
+void js_initialise(void)
+{
+	/* Create a JS runtime. */
+
+#if JS_VERSION >= 180
+        JS_SetCStringsAreUTF8(); /* we prefer our runtime to be utf-8 */
+#endif
+
+	rt = JS_NewRuntime(8L * 1024L * 1024L);
+	LOG(("New runtime handle %p", rt));
+}
+
+void js_finalise(void)
+{
+	if (rt != NULL) {
+		LOG(("destroying runtime handle %p", rt));
+		JS_DestroyRuntime(rt);
+	}
+	JS_ShutDown();
+}
+
+/* The error reporter callback. */
+static void js_reportError(JSContext *cx, const char *message, JSErrorReport *report)
+{
+	LOG(("%s:%u:%s",
+            report->filename ? report->filename : "<no filename>",
+            (unsigned int) report->lineno,
+	     message));
+}
+
+jscontext *js_newcontext(void)
+{
+	JSContext *cx;
+
+	if (rt == NULL) {
+		return NULL;
+	}
+
+	cx = JS_NewContext(rt, 8192);
+	if (cx == NULL) {
+		return NULL;
+	}
+	JS_SetOptions(cx, JSOPTION_VAROBJFIX | JSOPTION_JIT );
+	JS_SetVersion(cx, JSVERSION_LATEST);
+	JS_SetErrorReporter(cx, js_reportError);
+
+	LOG(("New Context %p", cx));
+
+	return (jscontext *)cx;
+}
+
+void js_destroycontext(jscontext *ctx)
+{
+	JSContext *cx = (JSContext *)ctx;
+	if (cx != NULL) {
+		LOG(("Destroying Context %p", cx));
+		JS_DestroyContext(cx);
+	}
+}
+
+
+
+/* The class of the global object. */
+static JSClass global_class = {
+	"global", 
+	JSCLASS_GLOBAL_FLAGS,
+	JS_PropertyStub, 
+	JS_PropertyStub, 
+	JS_PropertyStub, 
+#if JS_VERSION <= 180
+	JS_PropertyStub,
+#else
+	JS_StrictPropertyStub,
+#endif
+	JS_EnumerateStub, 
+	JS_ResolveStub, 
+	JS_ConvertStub, 
+	JS_FinalizeStub,
+	JSCLASS_NO_OPTIONAL_MEMBERS
+};
+
+jsobject *js_newcompartment(jscontext *ctx, struct content* c)
+{
+	JSContext *cx = (JSContext *)ctx;
+	JSObject *global;
+	
+	if (cx == NULL) {
+		return NULL;
+	}
+
+#if JS_VERSION <= 180
+	global = JS_NewObject(cx, &global_class, NULL, NULL);
+	if (global == NULL) {
+		return NULL;
+	}
+	JS_SetGlobalObject(cx, global);
+#else
+	global = JS_NewCompartmentAndGlobalObject(cx, &global_class, NULL);
+	if (global == NULL) {
+		return NULL;
+	}
+#endif
+
+	JS_SetContextPrivate(cx, c); /* private pointer to content */
+
+	jsapi_new_globalfunc(cx, global);
+
+	/* Populate the global object with the standard globals, like
+	   Object and Array. */
+	if (!JS_InitStandardClasses(cx, global)) {
+		return NULL;
+	}
+
+	LOG(("Created new global object %p", global));
+
+	return (jsobject *)global;
+}
+
+bool js_exec(jscontext *ctx, const char *txt, int txtlen)
+{
+	JSContext *cx = (JSContext *)ctx;
+
+	//LOG(("%p \"%s\"",cx ,txt));
+
+	if (ctx == NULL) {
+		return false;
+	}
+
+	if (txt == NULL) {
+		return false;
+	}
+
+	if (txtlen == 0) {
+		return false;
+	}
+
+	if (JS_EvaluateScript(cx, 
+			      JS_GetGlobalObject(cx), 
+			      txt, txtlen, 
+			      "<head>", 0, NULL) == JS_TRUE) {
+		return true;
+	}
+
+	return false;
+}
-- 
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