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Doric/doric-iOS/Pod/Classes/Engine/DoricJSEngine.m
2020-05-13 10:03:38 +08:00

280 lines
12 KiB
Objective-C

/*
* Copyright [2019] [Doric.Pub]
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
//
// DoricJSEngine.m
// Doric
//
// Created by pengfei.zhou on 2019/7/26.
//
#import "DoricJSEngine.h"
#import "DoricJSCoreExecutor.h"
#import "DoricConstant.h"
#import "DoricUtil.h"
#import "DoricBridgeExtension.h"
#import <sys/utsname.h>
#import "DoricContext.h"
@interface DoricDefaultMonitor : NSObject <DoricMonitorProtocol>
@end
@implementation DoricDefaultMonitor
- (void)onException:(NSException *)exception inContext:(DoricContext *)context {
DoricLog(@"DefaultMonitor - source: %@- onException - %@", context.source, exception.reason);
}
- (void)onLog:(DoricLogType)type message:(NSString *)message {
DoricLog(message);
}
@end
@interface DoricJSEngine ()
@property(nonatomic, strong) NSMutableDictionary *timers;
@property(nonatomic, strong) DoricBridgeExtension *bridgeExtension;
@property(nonatomic, strong) NSDictionary *innerEnvironmentDictionary;
@property(nonatomic, strong) NSThread *jsThread;
@property(nonatomic, assign) BOOL destroyed;
@end
@implementation DoricJSEngine
- (instancetype)init {
if (self = [super init]) {
_jsThread = [[NSThread alloc] initWithTarget:self selector:@selector(threadRun) object:nil];
[_jsThread start];
NSDictionary *infoDictionary = [[NSBundle mainBundle] infoDictionary];
struct utsname systemInfo;
uname(&systemInfo);
NSString *platform = [NSString stringWithCString:systemInfo.machine encoding:NSASCIIStringEncoding];
if (TARGET_OS_SIMULATOR == 1) {
platform = [NSProcessInfo new].environment[@"SIMULATOR_MODEL_IDENTIFIER"];
}
_innerEnvironmentDictionary = @{
@"platform": @"iOS",
@"platformVersion": [[UIDevice currentDevice] systemVersion],
@"appName": infoDictionary[@"CFBundleName"],
@"appVersion": infoDictionary[@"CFBundleShortVersionString"],
@"screenWidth": @([[UIScreen mainScreen] bounds].size.width),
@"screenHeight": @([[UIScreen mainScreen] bounds].size.height),
@"screenScale": @([[UIScreen mainScreen] scale]),
@"statusBarHeight": @([[UIApplication sharedApplication] statusBarFrame].size.height),
@"hasNotch": @(hasNotch()),
@"deviceBrand": @"Apple",
@"deviceModel": platform,
};
[self ensureRunOnJSThread:^() {
self.timers = [[NSMutableDictionary alloc] init];
self.registry = [[DoricRegistry alloc] init];
self.bridgeExtension = [DoricBridgeExtension new];
self.bridgeExtension.registry = self.registry;
[self initJSEngine];
[self initJSExecutor];
[self initDoricEnvironment];
}];
}
return self;
}
- (void)dealloc {
_destroyed = YES;
};
- (void)ensureRunOnJSThread:(dispatch_block_t)block {
if (NSThread.currentThread == _jsThread) {
block();
} else {
[self performSelector:@selector(ensureRunOnJSThread:)
onThread:_jsThread
withObject:[block copy]
waitUntilDone:NO];
}
}
- (void)threadRun {
[[NSRunLoop currentRunLoop] addPort:[NSMachPort port] forMode:NSDefaultRunLoopMode];
[NSThread currentThread].name = @"doric.js.engine";
while (!_destroyed) {
@autoreleasepool {
[[NSRunLoop currentRunLoop] runMode:NSDefaultRunLoopMode beforeDate:[NSDate distantFuture]];
}
}
}
- (void)initJSEngine {
[self.registry registerMonitor:[DoricDefaultMonitor new]];
self.jsExecutor = [DoricJSCoreExecutor new];
}
- (void)initJSExecutor {
__weak typeof(self) _self = self;
NSMutableDictionary *envDic = [self.innerEnvironmentDictionary mutableCopy];
[self.registry.environmentVariables enumerateKeysAndObjectsUsingBlock:^(NSString *key, id obj, BOOL *stop) {
envDic[key] = obj;
}];
[self.jsExecutor injectGlobalJSObject:INJECT_ENVIRONMENT obj:[envDic copy]];
[self.jsExecutor injectGlobalJSObject:INJECT_LOG obj:^(NSString *type, NSString *message) {
if ([type isEqualToString:@"e"]) {
[self.registry onLog:DoricLogTypeError message:message];
} else if ([type isEqualToString:@"w"]) {
[self.registry onLog:DoricLogTypeWarning message:message];
} else {
[self.registry onLog:DoricLogTypeDebug message:message];
}
}];
[self.jsExecutor injectGlobalJSObject:INJECT_EMPTY obj:^() {
}];
[self.jsExecutor injectGlobalJSObject:INJECT_REQUIRE obj:^(NSString *name) {
__strong typeof(_self) self = _self;
if (!self) return NO;
NSString *content = [self.registry acquireJSBundle:name];
if (!content) {
[self.registry onLog:DoricLogTypeError message:[NSString stringWithFormat:@"require js bundle:%@ is empty", name]];
return NO;
}
@try {
[self.jsExecutor loadJSScript:[self packageModuleScript:name content:content]
source:[@"Module://" stringByAppendingString:name]];
} @catch (NSException *e) {
[self.registry onLog:DoricLogTypeError
message:[NSString stringWithFormat:@"require js bundle:%@ error,for %@", name, e.reason]];
}
return YES;
}];
[self.jsExecutor injectGlobalJSObject:INJECT_TIMER_SET
obj:^(NSNumber *timerId, NSNumber *interval, NSNumber *isInterval) {
__strong typeof(_self) self = _self;
NSString *timerId_str = [timerId stringValue];
BOOL repeat = [isInterval boolValue];
NSTimer *timer = [NSTimer timerWithTimeInterval:[interval doubleValue] / 1000 target:self selector:@selector(callbackTimer:) userInfo:@{@"timerId": timerId, @"repeat": isInterval} repeats:repeat];
[self.timers setValue:timer forKey:timerId_str];
dispatch_async(dispatch_get_main_queue(), ^() {
[[NSRunLoop currentRunLoop] addTimer:timer forMode:NSRunLoopCommonModes];
});
}];
[self.jsExecutor injectGlobalJSObject:INJECT_TIMER_CLEAR
obj:^(NSString *timerId) {
__strong typeof(_self) self = _self;
NSTimer *timer = [self.timers valueForKey:timerId];
if (timer) {
[self.timers removeObjectForKey:timerId];
dispatch_async(dispatch_get_main_queue(), ^{
[timer invalidate];
});
}
}];
[self.jsExecutor injectGlobalJSObject:INJECT_BRIDGE obj:^(NSString *contextId, NSString *module, NSString *method, NSString *callbackId, id argument) {
return [self.bridgeExtension callNativeWithContextId:contextId module:module method:method callbackId:callbackId argument:argument];
}];
}
- (void)initDoricEnvironment {
@try {
[self loadBuiltinJS:DORIC_BUNDLE_SANDBOX];
NSString *path;
if (@available(iOS 10.0, *)) {
path = [DoricBundle() pathForResource:DORIC_BUNDLE_LIB ofType:@"js"];
} else {
path = [DoricBundle() pathForResource:[NSString stringWithFormat:@"%@.es5", DORIC_BUNDLE_LIB] ofType:@"js"];
}
NSString *jsContent = [NSString stringWithContentsOfFile:path encoding:NSUTF8StringEncoding error:nil];
[self.jsExecutor loadJSScript:[self packageModuleScript:DORIC_MODULE_LIB content:jsContent]
source:[@"Module://" stringByAppendingString:DORIC_MODULE_LIB]];
} @catch (NSException *exception) {
[self.registry onException:exception inContext:nil];
}
}
- (void)loadBuiltinJS:(NSString *)fileName {
NSString *path;
if (@available(iOS 10.0, *)) {
path = [DoricBundle() pathForResource:DORIC_BUNDLE_SANDBOX ofType:@"js"];
} else {
path = [DoricBundle() pathForResource:[NSString stringWithFormat:@"%@.es5", DORIC_BUNDLE_SANDBOX] ofType:@"js"];
}
NSString *jsContent = [NSString stringWithContentsOfFile:path encoding:NSUTF8StringEncoding error:nil];
[self.jsExecutor loadJSScript:jsContent source:[@"Assets://" stringByAppendingString:fileName]];
}
- (JSValue *)invokeDoricMethod:(NSString *)method, ... {
va_list args;
va_start(args, method);
JSValue *ret = [self invokeDoricMethod:method arguments:args];
va_end(args);
return ret;
}
- (JSValue *)invokeDoricMethod:(NSString *)method arguments:(va_list)args {
NSMutableArray *array = [[NSMutableArray alloc] init];
id arg = va_arg(args, id);
while (arg != nil) {
[array addObject:arg];
arg = va_arg(args, JSValue *);
}
return [self.jsExecutor invokeObject:GLOBAL_DORIC method:method args:array];
}
- (JSValue *)invokeDoricMethod:(NSString *)method argumentsArray:(NSArray *)args {
return [self.jsExecutor invokeObject:GLOBAL_DORIC method:method args:args];
}
- (NSString *)packageContextScript:(NSString *)contextId content:(NSString *)content {
NSString *ret = [NSString stringWithFormat:TEMPLATE_CONTEXT_CREATE, content, contextId, contextId];
return ret;
}
- (NSString *)packageModuleScript:(NSString *)moduleName content:(NSString *)content {
NSString *ret = [NSString stringWithFormat:TEMPLATE_MODULE, moduleName, content];
return ret;
}
- (void)prepareContext:(NSString *)contextId script:(NSString *)script source:(NSString *)source {
[self.jsExecutor loadJSScript:[self packageContextScript:contextId content:script]
source:[@"Context://" stringByAppendingString:source ?: contextId]];
}
- (void)destroyContext:(NSString *)contextId {
[self.jsExecutor loadJSScript:[NSString stringWithFormat:TEMPLATE_CONTEXT_DESTROY, contextId]
source:[@"_Context://" stringByAppendingString:contextId]];
}
- (void)callbackTimer:(NSTimer *)timer {
__weak typeof(self) _self = self;
if (!timer.isValid) {
return;
}
NSDictionary *userInfo = timer.userInfo;
NSNumber *timerId = [userInfo valueForKey:@"timerId"];
NSNumber *repeat = [userInfo valueForKey:@"repeat"];
[self ensureRunOnJSThread:^{
__strong typeof(_self) self = _self;
@try {
[self invokeDoricMethod:DORIC_TIMER_CALLBACK, timerId, nil];
} @catch (NSException *exception) {
[self.registry onException:exception inContext:nil];
[self.registry onLog:DoricLogTypeError
message:[NSString stringWithFormat:@"Timer Callback error:%@", exception.reason]];
}
if (![repeat boolValue]) {
[self.timers removeObjectForKey:[timerId stringValue]];
}
}];
}
@end