gecko-dev/lib/libmocha/lm_trggr.c
mlm%netscape.com 64e462e071 Branch landing: Multithreading libmocha in mozilla.
- Add multiple window groups to allow windows to execute JS on
   different threads.
- Add new context parameters to JS and libmocha functions for thread
   safety.
1998-09-25 22:04:34 +00:00

294 lines
8.7 KiB
C

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public License
* Version 1.0 (the "NPL"); you may not use this file except in
* compliance with the NPL. You may obtain a copy of the NPL at
* http://www.mozilla.org/NPL/
*
* Software distributed under the NPL is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
* for the specific language governing rights and limitations under the
* NPL.
*
* The Initial Developer of this code under the NPL is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
* Reserved.
*/
/*
* lm_trggr.c
*
* Reflects AutoInstall trigger methods
* into the global JavaScript config object.
*
* See Trigger.java for related functions.
*/
#include "lm.h"
#include "prefapi.h"
#include "VerReg.h"
#ifdef MOZ_SMARTUPDATE
#include "softupdt.h"
#endif
#include "gui.h" /* XP_AppPlatform */
JSBool PR_CALLBACK asd_Version(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval);
JSBool PR_CALLBACK asd_get_version(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval);
JSBool PR_CALLBACK asd_start_update(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval);
JSBool PR_CALLBACK asd_conditional_update(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval);
JSBool PR_CALLBACK asd_alert(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval);
JSBool PR_CALLBACK asd_platform(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval);
PRIVATE JSFunctionSpec autoinstall_methods[] = {
{ "getVersion", asd_get_version, 2 },
{ "startUpdate", asd_start_update, 2 },
{ "conditionalUpdate", asd_conditional_update, 4 },
{ "startUpdateComponent", asd_conditional_update, 4 }, /* old name */
{ NULL, NULL, 0 }
};
PRIVATE JSFunctionSpec globalconfig_methods[] = {
{ "alert", asd_alert, 1 },
{ "getPlatform", asd_platform, 0 },
{ NULL, NULL, 0 }
};
PRIVATE JSClass autoinstall_class = {
"AutoInstall", 0,
JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_PropertyStub,
JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, JS_FinalizeStub
};
PRIVATE JSClass version_class = {
"VersionInfo", 0,
JS_PropertyStub, JS_PropertyStub, JS_PropertyStub, JS_PropertyStub,
JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, JS_FinalizeStub
};
JSBool lm_DefineTriggers()
{
JSContext *globalContext = NULL;
JSObject *globalObject = NULL;
JSObject *autoInstallObject, *versionObject;
JSBool ans;
/* get global mocha context and object */
PREF_GetConfigContext(&globalContext);
PREF_GetGlobalConfigObject(&globalObject);
if (globalContext == NULL || globalObject == NULL) {
return JS_FALSE;
}
JS_BeginRequest(globalContext);
/* define AutoInstall object in global object */
autoInstallObject = JS_DefineObject(globalContext, globalObject,
"AutoInstall",
&autoinstall_class,
NULL,
JSPROP_ENUMERATE|JSPROP_READONLY);
if (!autoInstallObject) {
JS_EndRequest(globalContext);
return JS_FALSE;
}
/* define Version class in AutoInstall */
versionObject = JS_InitClass(globalContext, autoInstallObject, NULL,
&version_class, asd_Version, 0, NULL, NULL, NULL, NULL);
if (!versionObject) {
JS_EndRequest(globalContext);
return JS_FALSE;
}
/* define some global config utility functions */
JS_DefineFunctions(globalContext, globalObject, globalconfig_methods);
ans = JS_DefineFunctions(globalContext, autoInstallObject,
autoinstall_methods);
JS_EndRequest(globalContext);
return ans;
}
/* Convert VERSION type to Version JS object */
static void asd_versToObj(JSContext *cx, VERSION* vers, JSObject* versObj)
{
jsval val = INT_TO_JSVAL(vers->major);
JS_SetProperty(cx, versObj, "major", &val);
val = INT_TO_JSVAL(vers->minor);
JS_SetProperty(cx, versObj, "minor", &val);
val = INT_TO_JSVAL(vers->release);
JS_SetProperty(cx, versObj, "release", &val);
val = INT_TO_JSVAL(vers->build);
JS_SetProperty(cx, versObj, "build", &val);
}
/* Convert Version JS object to VERSION type */
static void asd_objToVers(JSContext *cx, JSObject* versObj, VERSION* vers)
{
jsval val;
JS_GetProperty(cx, versObj, "major", &val);
vers->major = JSVAL_TO_INT(val);
JS_GetProperty(cx, versObj, "minor", &val);
vers->minor = JSVAL_TO_INT(val);
JS_GetProperty(cx, versObj, "release", &val);
vers->release = JSVAL_TO_INT(val);
JS_GetProperty(cx, versObj, "build", &val);
vers->build = JSVAL_TO_INT(val);
}
/*
* ?? -- move this to VR?
* Returns 0 if versions are equal; < 0 if vers2 is newer; > 0 if vers1 is newer
*/
static int asd_compareVersion(VERSION* vers1, VERSION* vers2)
{
int diff;
if (vers1 == NULL)
diff = -4;
else if (vers2 == NULL)
diff = 4;
else if (vers1->major == vers2->major) {
if (vers1->minor == vers2->minor) {
if (vers1->release == vers2->release) {
if (vers1->build == vers2->build)
diff = 0;
else diff = (vers1->build > vers2->build) ? 1 : -1;
}
else diff = (vers1->release > vers2->release) ? 2 : -2;
}
else diff = (vers1->minor > vers2->minor) ? 3 : -3;
}
else diff = (vers1->major > vers2->major) ? 4 : -4;
return diff;
}
/* Version constructor
(accepts up to four int params to initialize fields) */
JSBool PR_CALLBACK asd_Version
(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
VERSION vers;
vers.major = (argc >= 1 && JSVAL_IS_INT(argv[0])) ? JSVAL_TO_INT(argv[0]) : 0;
vers.minor = (argc >= 2 && JSVAL_IS_INT(argv[1])) ? JSVAL_TO_INT(argv[1]) : 0;
vers.release = (argc >= 3 && JSVAL_IS_INT(argv[2])) ? JSVAL_TO_INT(argv[2]) : 0;
vers.build = (argc >= 4 && JSVAL_IS_INT(argv[3])) ? JSVAL_TO_INT(argv[3]) : 0;
asd_versToObj(cx, &vers, obj);
return JS_TRUE;
}
/* arguments:
0. component name
1. version no. to fill in
return:
error status */
JSBool PR_CALLBACK asd_get_version
(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
REGERR status = 0;
if (argc >= 2 && JSVAL_IS_STRING(argv[0])
&& JSVAL_IS_OBJECT(argv[1]))
{
VERSION vers;
char* component_path = JS_GetStringBytes(JSVAL_TO_STRING(argv[0]));
status = VR_GetVersion(component_path, &vers);
if (status == REGERR_OK) {
JSObject* versObj = JSVAL_TO_OBJECT(argv[1]);
asd_versToObj(cx, &vers, versObj);
}
}
*rval = INT_TO_JSVAL(status);
return JS_TRUE;
}
/* arguments:
0. url
1. flags
return:
true if no errors */
JSBool PR_CALLBACK asd_start_update
(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
*rval = BOOLEAN_TO_JSVAL(JS_FALSE);
#ifdef MOZ_SMARTUPDATE
if (argc >= 2 && JSVAL_IS_STRING(argv[0]) &&
JSVAL_IS_INT(argv[1])) {
char* url = JS_GetStringBytes(JSVAL_TO_STRING(argv[0]));
MWContext* cx = FE_GetInitContext();
XP_Bool result = SU_StartSoftwareUpdate( cx, url,
NULL, NULL, NULL, JSVAL_TO_INT(argv[1]) );
*rval = BOOLEAN_TO_JSVAL(result);
return JS_TRUE;
}
#endif
return JS_TRUE;
}
/* arguments:
0. url
1. component name
2. version no. to compare
3. flags
return:
true if update triggered and no errors */
JSBool PR_CALLBACK asd_conditional_update
(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
REGERR status = 0;
*rval = BOOLEAN_TO_JSVAL(JS_FALSE); /*INT_TO_JSVAL(status);*/
#ifdef MOZ_SMARTUPDATE
if (argc >= 4 && JSVAL_IS_STRING(argv[0]) &&
JSVAL_IS_STRING(argv[1]) &&
JSVAL_IS_OBJECT(argv[2]) &&
JSVAL_IS_INT(argv[3]))
{
VERSION curr_vers;
char* component_path = JS_GetStringBytes(JSVAL_TO_STRING(argv[1]));
status = VR_GetVersion(component_path, &curr_vers);
if (status == REGERR_OK) {
JSObject* versObj = JSVAL_TO_OBJECT(argv[2]);
VERSION req_vers;
asd_objToVers(cx, versObj, &req_vers);
if ( asd_compareVersion(&req_vers, &curr_vers) > 0 ) {
char* url = JS_GetStringBytes(JSVAL_TO_STRING(argv[0]));
MWContext* cx = FE_GetInitContext();
XP_Bool result = SU_StartSoftwareUpdate( cx, url,
NULL, NULL, NULL, JSVAL_TO_INT(argv[3]) );
*rval = BOOLEAN_TO_JSVAL(result);
return JS_TRUE;
}
}
}
#endif
return JS_TRUE;
}
JSBool PR_CALLBACK asd_alert
(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
if (argc >= 1 && JSVAL_IS_STRING(argv[0])) {
char* msg = JS_GetStringBytes(JSVAL_TO_STRING(argv[0]));
MWContext* ctx = FE_GetInitContext();
if (ctx)
FE_Alert(ctx, msg);
}
return JS_TRUE;
}
JSBool PR_CALLBACK asd_platform
(JSContext *cx, JSObject *obj, uint argc, jsval *argv, jsval *rval)
{
*rval = STRING_TO_JSVAL( JS_NewStringCopyZ(cx, XP_AppPlatform) );
return JS_TRUE;
}