mirror of
https://github.com/netsurf-browser/netsurf
synced 2024-12-01 18:37:10 +03:00
159 lines
3.4 KiB
C
159 lines
3.4 KiB
C
/*
|
|
* 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 "javascript/jsapi.h"
|
|
|
|
#include "content/content.h"
|
|
#include "javascript/content.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));
|
|
|
|
/* register script content handler */
|
|
javascript_init();
|
|
}
|
|
|
|
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);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
jsobject *js_newcompartment(jscontext *ctx, void *win_priv, void *doc_priv)
|
|
{
|
|
JSContext *cx = (JSContext *)ctx;
|
|
JSObject *window_obj = NULL;
|
|
JSObject *document_obj;
|
|
JSObject *navigator_obj;
|
|
JSObject *console_obj;
|
|
|
|
if (cx == NULL)
|
|
goto js_newcompartment_fail;
|
|
|
|
/* create the window object as the global */
|
|
window_obj = jsapi_new_window(cx, NULL, win_priv);
|
|
if (window_obj == NULL)
|
|
goto js_newcompartment_fail;
|
|
|
|
/* attach the subclasses off the window global */
|
|
document_obj = jsapi_new_document(cx, window_obj, doc_priv);
|
|
if (document_obj == NULL)
|
|
goto js_newcompartment_fail;
|
|
|
|
navigator_obj = jsapi_new_navigator(cx, window_obj);
|
|
if (navigator_obj == NULL)
|
|
goto js_newcompartment_fail;
|
|
|
|
/* @todo forms, history, location */
|
|
|
|
console_obj = jsapi_new_console(cx, window_obj);
|
|
if (console_obj == NULL)
|
|
goto js_newcompartment_fail;
|
|
|
|
return (jsobject *)window_obj;
|
|
|
|
js_newcompartment_fail:
|
|
|
|
return NULL;
|
|
}
|
|
|
|
bool js_exec(jscontext *ctx, const char *txt, size_t 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;
|
|
}
|