src/Download/DownloadCallback.cpp

   1 //
   2 // Tizen Web Device API
   3 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
   4 //
   5 // Licensed under the Apache License, Version 2.0 (the License);
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 // http://www.apache.org/licenses/LICENSE-2.0
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an "AS IS" BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17
  18 #include <JSWebAPIError.h>
  19 #include <PlatformException.h>
  20 #include <JSUtil.h>
  21
  22 #include "DownloadCallback.h"
  23
  24 using namespace WrtDeviceApis::Commons;
  25 using namespace WrtDeviceApis::CommonsJavaScript;
  26
  27 using namespace DeviceAPI::Common;
  28
  29 namespace DeviceAPI {
  30 namespace Download {
  31
  32 DownloadCallback::DownloadCallback(JSContextRef globalCtx, JSObjectRef object)
  33 {
  34         mCallbackUserData = new MultiCallbackUserData(globalCtx);
  35
  36         // onprogress
  37         JSStringRef onprogress = JSStringCreateWithUTF8CString("onprogress");
  38         bool has_onprogress = JSObjectHasProperty(globalCtx, object, onprogress);
  39         JSStringRelease(onprogress);
  40         if (has_onprogress) {
  41                 JSObjectRef cbObj = JSUtil::JSValueToObject(globalCtx, JSUtil::getProperty(globalCtx, object, "onprogress"));
  42                 if( JSObjectIsFunction(globalCtx, cbObj) ){
  43                         mCallbackUserData->setCallback("onprogress", cbObj);
  44                 } else {
  45                         throw TypeMismatchException("onprogress is not a callback function.");
  46                 }
  47         }
  48
  49         // onpaused
  50         JSStringRef onpaused = JSStringCreateWithUTF8CString("onpaused");
  51         bool has_onpaused = JSObjectHasProperty(globalCtx, object, onpaused);
  52         JSStringRelease(onpaused);
  53         if (has_onpaused) {
  54                 JSObjectRef cbObj = JSUtil::JSValueToObject(globalCtx, JSUtil::getProperty(globalCtx, object, "onpaused"));
  55                 if( JSObjectIsFunction(globalCtx, cbObj) ){
  56                         mCallbackUserData->setCallback("onpaused", cbObj);
  57                 } else {
  58                         throw TypeMismatchException("onpaused is not a callback function.");
  59                 }
  60         }
  61
  62         // oncanceled
  63         JSStringRef oncanceled = JSStringCreateWithUTF8CString("oncanceled");
  64         bool has_oncanceled = JSObjectHasProperty(globalCtx, object, oncanceled);
  65         JSStringRelease(oncanceled);
  66         if (has_oncanceled) {
  67                 JSObjectRef cbObj = JSUtil::JSValueToObject(globalCtx, JSUtil::getProperty(globalCtx, object, "oncanceled"));
  68                 if( JSObjectIsFunction(globalCtx, cbObj) ){
  69                         mCallbackUserData->setCallback("oncanceled", cbObj);
  70                 } else {
  71                         throw TypeMismatchException("oncanceled is not a callback function.");
  72                 }
  73         }
  74
  75         // oncompleted
  76         JSStringRef oncompleted = JSStringCreateWithUTF8CString("oncompleted");
  77         bool has_oncompleted = JSObjectHasProperty(globalCtx, object, oncompleted);
  78         JSStringRelease(oncompleted);
  79         if (has_oncompleted) {
  80                 JSObjectRef cbObj = JSUtil::JSValueToObject(globalCtx, JSUtil::getProperty(globalCtx, object, "oncompleted"));
  81                 if( JSObjectIsFunction(globalCtx, cbObj) ){
  82                         mCallbackUserData->setCallback("oncompleted", cbObj);
  83                 } else {
  84                         throw TypeMismatchException("oncompleted is not a callback function.");
  85                 }
  86         }
  87
  88         // onfailed
  89         JSStringRef onfailed = JSStringCreateWithUTF8CString("onfailed");
  90         bool has_onfailed = JSObjectHasProperty(globalCtx, object, onfailed);
  91         JSStringRelease(onfailed);
  92         if (has_onfailed) {
  93                 JSObjectRef cbObj = JSUtil::JSValueToObject(globalCtx, JSUtil::getProperty(globalCtx, object, "onfailed"));
  94                 if( JSObjectIsFunction(globalCtx, cbObj) ){
  95                         mCallbackUserData->setCallback("onfailed", cbObj);
  96                 } else {
  97                         throw TypeMismatchException("onfailed is not a callback function.");
  98                 }
  99         }
 100
 101 }
 102
 103 DownloadCallback::~DownloadCallback() {
 104         if (mCallbackUserData)
 105                 delete mCallbackUserData;
 106 }
 107
 108 void DownloadCallback::onprogress(long downloadId, unsigned long long int receivedSize, unsigned long long int totalSize)
 109 {
 110         JSContextRef context = mCallbackUserData->getContext();
 111
 112         JSValueRef objParam[3] = {
 113                         JSUtil::toJSValueRef(context, downloadId),
 114                         JSUtil::toJSValueRef(context, (long)receivedSize),
 115                         JSUtil::toJSValueRef(context, (long)totalSize)
 116                 };
 117         mCallbackUserData->invokeCallback("onprogress", 3, objParam);
 118 }
 119
 120 void DownloadCallback::onpaused(long downloadId)
 121 {
 122         JSContextRef context = mCallbackUserData->getContext();
 123         mCallbackUserData->invokeCallback("onpaused", JSUtil::toJSValueRef(context, downloadId));
 124 }
 125
 126 void DownloadCallback::oncanceled(long downloadId)
 127 {
 128         JSContextRef context = mCallbackUserData->getContext();
 129         mCallbackUserData->invokeCallback("oncanceled", JSUtil::toJSValueRef(context, downloadId));
 130 }
 131
 132 void DownloadCallback::oncompleted(long downloadId, std::string fullPath)
 133 {
 134         JSContextRef context = mCallbackUserData->getContext();
 135
 136         JSValueRef objParam[2] = {
 137                         JSUtil::toJSValueRef(context, downloadId),
 138                         JSUtil::toJSValueRef(context, fullPath)
 139                 };
 140         mCallbackUserData->invokeCallback("oncompleted", 2, objParam);
 141 }
 142
 143 void DownloadCallback::onfailed(long downloadId, BasePlatformException &error)
 144 {
 145         JSContextRef context = mCallbackUserData->getContext();
 146
 147         JSValueRef objParam[2] = {
 148                         JSUtil::toJSValueRef(context, downloadId),
 149                         JSWebAPIError::makeJSWebAPIError(context, error)
 150                 };
 151         mCallbackUserData->invokeCallback("onfailed", 2, objParam);
 152 }
 153
 154 } // Download
 155 } // DeviceAPI