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      1 // Copyright 2014 PDFium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 
      7 #include "app.h"
      8 
      9 #include <memory>
     10 
     11 #include "Document.h"
     12 #include "JS_Context.h"
     13 #include "JS_Define.h"
     14 #include "JS_EventHandler.h"
     15 #include "JS_Object.h"
     16 #include "JS_Runtime.h"
     17 #include "JS_Value.h"
     18 #include "fpdfsdk/include/fsdk_mgr.h"  // For CPDFDoc_Environment.
     19 #include "fpdfsdk/include/javascript/IJavaScript.h"
     20 #include "resource.h"
     21 
     22 BEGIN_JS_STATIC_CONST(CJS_TimerObj)
     23 END_JS_STATIC_CONST()
     24 
     25 BEGIN_JS_STATIC_PROP(CJS_TimerObj)
     26 END_JS_STATIC_PROP()
     27 
     28 BEGIN_JS_STATIC_METHOD(CJS_TimerObj)
     29 END_JS_STATIC_METHOD()
     30 
     31 IMPLEMENT_JS_CLASS(CJS_TimerObj, TimerObj)
     32 
     33 TimerObj::TimerObj(CJS_Object* pJSObject)
     34     : CJS_EmbedObj(pJSObject), m_pTimer(NULL) {}
     35 
     36 TimerObj::~TimerObj() {}
     37 
     38 void TimerObj::SetTimer(CJS_Timer* pTimer) {
     39   m_pTimer = pTimer;
     40 }
     41 
     42 CJS_Timer* TimerObj::GetTimer() const {
     43   return m_pTimer;
     44 }
     45 
     46 #define JS_STR_VIEWERTYPE L"pdfium"
     47 #define JS_STR_VIEWERVARIATION L"Full"
     48 #define JS_STR_PLATFORM L"WIN"
     49 #define JS_STR_LANGUANGE L"ENU"
     50 #define JS_NUM_VIEWERVERSION 8
     51 #ifdef PDF_ENABLE_XFA
     52 #define JS_NUM_VIEWERVERSION_XFA 11
     53 #endif  // PDF_ENABLE_XFA
     54 #define JS_NUM_FORMSVERSION 7
     55 
     56 BEGIN_JS_STATIC_CONST(CJS_App)
     57 END_JS_STATIC_CONST()
     58 
     59 BEGIN_JS_STATIC_PROP(CJS_App)
     60 JS_STATIC_PROP_ENTRY(activeDocs)
     61 JS_STATIC_PROP_ENTRY(calculate)
     62 JS_STATIC_PROP_ENTRY(formsVersion)
     63 JS_STATIC_PROP_ENTRY(fs)
     64 JS_STATIC_PROP_ENTRY(fullscreen)
     65 JS_STATIC_PROP_ENTRY(language)
     66 JS_STATIC_PROP_ENTRY(media)
     67 JS_STATIC_PROP_ENTRY(platform)
     68 JS_STATIC_PROP_ENTRY(runtimeHighlight)
     69 JS_STATIC_PROP_ENTRY(viewerType)
     70 JS_STATIC_PROP_ENTRY(viewerVariation)
     71 JS_STATIC_PROP_ENTRY(viewerVersion)
     72 END_JS_STATIC_PROP()
     73 
     74 BEGIN_JS_STATIC_METHOD(CJS_App)
     75 JS_STATIC_METHOD_ENTRY(alert)
     76 JS_STATIC_METHOD_ENTRY(beep)
     77 JS_STATIC_METHOD_ENTRY(browseForDoc)
     78 JS_STATIC_METHOD_ENTRY(clearInterval)
     79 JS_STATIC_METHOD_ENTRY(clearTimeOut)
     80 JS_STATIC_METHOD_ENTRY(execDialog)
     81 JS_STATIC_METHOD_ENTRY(execMenuItem)
     82 JS_STATIC_METHOD_ENTRY(findComponent)
     83 JS_STATIC_METHOD_ENTRY(goBack)
     84 JS_STATIC_METHOD_ENTRY(goForward)
     85 JS_STATIC_METHOD_ENTRY(launchURL)
     86 JS_STATIC_METHOD_ENTRY(mailMsg)
     87 JS_STATIC_METHOD_ENTRY(newFDF)
     88 JS_STATIC_METHOD_ENTRY(newDoc)
     89 JS_STATIC_METHOD_ENTRY(openDoc)
     90 JS_STATIC_METHOD_ENTRY(openFDF)
     91 JS_STATIC_METHOD_ENTRY(popUpMenuEx)
     92 JS_STATIC_METHOD_ENTRY(popUpMenu)
     93 JS_STATIC_METHOD_ENTRY(response)
     94 JS_STATIC_METHOD_ENTRY(setInterval)
     95 JS_STATIC_METHOD_ENTRY(setTimeOut)
     96 END_JS_STATIC_METHOD()
     97 
     98 IMPLEMENT_JS_CLASS(CJS_App, app)
     99 
    100 app::app(CJS_Object* pJSObject)
    101     : CJS_EmbedObj(pJSObject), m_bCalculate(true), m_bRuntimeHighLight(false) {}
    102 
    103 app::~app() {
    104   for (int i = 0, sz = m_aTimer.GetSize(); i < sz; i++)
    105     delete m_aTimer[i];
    106 
    107   m_aTimer.RemoveAll();
    108 }
    109 
    110 FX_BOOL app::activeDocs(IJS_Context* cc,
    111                         CJS_PropValue& vp,
    112                         CFX_WideString& sError) {
    113   if (!vp.IsGetting())
    114     return FALSE;
    115 
    116   CJS_Context* pContext = (CJS_Context*)cc;
    117   CPDFDoc_Environment* pApp = pContext->GetReaderApp();
    118   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
    119   CPDFSDK_Document* pCurDoc = pContext->GetReaderDocument();
    120   CJS_Array aDocs(pRuntime);
    121   if (CPDFSDK_Document* pDoc = pApp->GetSDKDocument()) {
    122     CJS_Document* pJSDocument = NULL;
    123     if (pDoc == pCurDoc) {
    124       v8::Local<v8::Object> pObj = FXJS_GetThisObj(pRuntime->GetIsolate());
    125       if (FXJS_GetObjDefnID(pObj) == CJS_Document::g_nObjDefnID)
    126         pJSDocument =
    127             (CJS_Document*)FXJS_GetPrivate(pRuntime->GetIsolate(), pObj);
    128     } else {
    129       v8::Local<v8::Object> pObj = FXJS_NewFxDynamicObj(
    130           pRuntime->GetIsolate(), pRuntime, CJS_Document::g_nObjDefnID);
    131       pJSDocument =
    132           (CJS_Document*)FXJS_GetPrivate(pRuntime->GetIsolate(), pObj);
    133       ASSERT(pJSDocument);
    134     }
    135     aDocs.SetElement(0, CJS_Value(pRuntime, pJSDocument));
    136   }
    137   if (aDocs.GetLength() > 0)
    138     vp << aDocs;
    139   else
    140     vp.SetNull();
    141 
    142   return TRUE;
    143 }
    144 
    145 FX_BOOL app::calculate(IJS_Context* cc,
    146                        CJS_PropValue& vp,
    147                        CFX_WideString& sError) {
    148   if (vp.IsSetting()) {
    149     bool bVP;
    150     vp >> bVP;
    151     m_bCalculate = (FX_BOOL)bVP;
    152 
    153     CJS_Context* pContext = (CJS_Context*)cc;
    154     CPDFDoc_Environment* pApp = pContext->GetReaderApp();
    155     CJS_Runtime* pRuntime = pContext->GetJSRuntime();
    156     CJS_Array aDocs(pRuntime);
    157     if (CPDFSDK_Document* pDoc = pApp->GetSDKDocument())
    158       pDoc->GetInterForm()->EnableCalculate((FX_BOOL)m_bCalculate);
    159   } else {
    160     vp << (bool)m_bCalculate;
    161   }
    162   return TRUE;
    163 }
    164 
    165 FX_BOOL app::formsVersion(IJS_Context* cc,
    166                           CJS_PropValue& vp,
    167                           CFX_WideString& sError) {
    168   if (vp.IsGetting()) {
    169     vp << JS_NUM_FORMSVERSION;
    170     return TRUE;
    171   }
    172 
    173   return FALSE;
    174 }
    175 
    176 FX_BOOL app::viewerType(IJS_Context* cc,
    177                         CJS_PropValue& vp,
    178                         CFX_WideString& sError) {
    179   if (vp.IsGetting()) {
    180     vp << JS_STR_VIEWERTYPE;
    181     return TRUE;
    182   }
    183 
    184   return FALSE;
    185 }
    186 
    187 FX_BOOL app::viewerVariation(IJS_Context* cc,
    188                              CJS_PropValue& vp,
    189                              CFX_WideString& sError) {
    190   if (vp.IsGetting()) {
    191     vp << JS_STR_VIEWERVARIATION;
    192     return TRUE;
    193   }
    194 
    195   return FALSE;
    196 }
    197 
    198 FX_BOOL app::viewerVersion(IJS_Context* cc,
    199                            CJS_PropValue& vp,
    200                            CFX_WideString& sError) {
    201   if (!vp.IsGetting())
    202     return FALSE;
    203 #ifdef PDF_ENABLE_XFA
    204   CJS_Context* pContext = (CJS_Context*)cc;
    205   CPDFSDK_Document* pCurDoc = pContext->GetReaderDocument();
    206   CPDFXFA_Document* pDoc = pCurDoc->GetXFADocument();
    207   if (pDoc->GetDocType() == 1 || pDoc->GetDocType() == 2) {
    208     vp << JS_NUM_VIEWERVERSION_XFA;
    209     return TRUE;
    210   }
    211 #endif  // PDF_ENABLE_XFA
    212   vp << JS_NUM_VIEWERVERSION;
    213   return TRUE;
    214 }
    215 
    216 FX_BOOL app::platform(IJS_Context* cc,
    217                       CJS_PropValue& vp,
    218                       CFX_WideString& sError) {
    219   if (!vp.IsGetting())
    220     return FALSE;
    221 #ifdef PDF_ENABLE_XFA
    222   CPDFDoc_Environment* pEnv =
    223       static_cast<CJS_Context*>(cc)->GetJSRuntime()->GetReaderApp();
    224   if (!pEnv)
    225     return FALSE;
    226   CFX_WideString platfrom = pEnv->FFI_GetPlatform();
    227   if (!platfrom.IsEmpty()) {
    228     vp << platfrom;
    229     return TRUE;
    230   }
    231 #endif
    232   vp << JS_STR_PLATFORM;
    233   return TRUE;
    234 }
    235 
    236 FX_BOOL app::language(IJS_Context* cc,
    237                       CJS_PropValue& vp,
    238                       CFX_WideString& sError) {
    239   if (!vp.IsGetting())
    240     return FALSE;
    241 #ifdef PDF_ENABLE_XFA
    242   CPDFDoc_Environment* pEnv =
    243       static_cast<CJS_Context*>(cc)->GetJSRuntime()->GetReaderApp();
    244   if (!pEnv)
    245     return FALSE;
    246   CFX_WideString language = pEnv->FFI_GetLanguage();
    247   if (!language.IsEmpty()) {
    248     vp << language;
    249     return TRUE;
    250   }
    251 #endif
    252   vp << JS_STR_LANGUANGE;
    253   return TRUE;
    254 }
    255 
    256 // creates a new fdf object that contains no data
    257 // comment: need reader support
    258 // note:
    259 // CFDF_Document * CPDFDoc_Environment::NewFDF();
    260 FX_BOOL app::newFDF(IJS_Context* cc,
    261                     const std::vector<CJS_Value>& params,
    262                     CJS_Value& vRet,
    263                     CFX_WideString& sError) {
    264   return TRUE;
    265 }
    266 // opens a specified pdf document and returns its document object
    267 // comment:need reader support
    268 // note: as defined in js reference, the proto of this function's fourth
    269 // parmeters, how old an fdf document while do not show it.
    270 // CFDF_Document * CPDFDoc_Environment::OpenFDF(string strPath,bool bUserConv);
    271 
    272 FX_BOOL app::openFDF(IJS_Context* cc,
    273                      const std::vector<CJS_Value>& params,
    274                      CJS_Value& vRet,
    275                      CFX_WideString& sError) {
    276   return TRUE;
    277 }
    278 
    279 FX_BOOL app::alert(IJS_Context* cc,
    280                    const std::vector<CJS_Value>& params,
    281                    CJS_Value& vRet,
    282                    CFX_WideString& sError) {
    283   int iSize = params.size();
    284   if (iSize < 1)
    285     return FALSE;
    286 
    287   CFX_WideString swMsg = L"";
    288   CFX_WideString swTitle = L"";
    289   int iIcon = 0;
    290   int iType = 0;
    291 
    292   CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
    293   v8::Isolate* isolate = pRuntime->GetIsolate();
    294 
    295   if (iSize == 1) {
    296     if (params[0].GetType() == CJS_Value::VT_object) {
    297       v8::Local<v8::Object> pObj = params[0].ToV8Object();
    298       {
    299         v8::Local<v8::Value> pValue =
    300             FXJS_GetObjectElement(isolate, pObj, L"cMsg");
    301         swMsg = CJS_Value(pRuntime, pValue, CJS_Value::VT_unknown)
    302                     .ToCFXWideString();
    303 
    304         pValue = FXJS_GetObjectElement(isolate, pObj, L"cTitle");
    305         swTitle = CJS_Value(pRuntime, pValue, CJS_Value::VT_unknown)
    306                       .ToCFXWideString();
    307 
    308         pValue = FXJS_GetObjectElement(isolate, pObj, L"nIcon");
    309         iIcon = CJS_Value(pRuntime, pValue, CJS_Value::VT_unknown).ToInt();
    310 
    311         pValue = FXJS_GetObjectElement(isolate, pObj, L"nType");
    312         iType = CJS_Value(pRuntime, pValue, CJS_Value::VT_unknown).ToInt();
    313       }
    314 
    315       if (swMsg == L"") {
    316         CJS_Array carray(pRuntime);
    317         if (params[0].ConvertToArray(carray)) {
    318           int iLength = carray.GetLength();
    319           CJS_Value* pValue = new CJS_Value(pRuntime);
    320           for (int i = 0; i < iLength; ++i) {
    321             carray.GetElement(i, *pValue);
    322             swMsg += (*pValue).ToCFXWideString();
    323             if (i < iLength - 1)
    324               swMsg += L",  ";
    325           }
    326 
    327           delete pValue;
    328         }
    329       }
    330 
    331       if (swTitle == L"")
    332         swTitle = JSGetStringFromID((CJS_Context*)cc, IDS_STRING_JSALERT);
    333     } else if (params[0].GetType() == CJS_Value::VT_boolean) {
    334       FX_BOOL bGet = params[0].ToBool();
    335       if (bGet)
    336         swMsg = L"true";
    337       else
    338         swMsg = L"false";
    339 
    340       swTitle = JSGetStringFromID((CJS_Context*)cc, IDS_STRING_JSALERT);
    341     } else {
    342       swMsg = params[0].ToCFXWideString();
    343       swTitle = JSGetStringFromID((CJS_Context*)cc, IDS_STRING_JSALERT);
    344     }
    345   } else {
    346     if (params[0].GetType() == CJS_Value::VT_boolean) {
    347       FX_BOOL bGet = params[0].ToBool();
    348       if (bGet)
    349         swMsg = L"true";
    350       else
    351         swMsg = L"false";
    352     } else {
    353       swMsg = params[0].ToCFXWideString();
    354     }
    355     swTitle = JSGetStringFromID((CJS_Context*)cc, IDS_STRING_JSALERT);
    356 
    357     for (int i = 1; i < iSize; i++) {
    358       if (i == 1)
    359         iIcon = params[i].ToInt();
    360       if (i == 2)
    361         iType = params[i].ToInt();
    362       if (i == 3)
    363         swTitle = params[i].ToCFXWideString();
    364     }
    365   }
    366 
    367   pRuntime->BeginBlock();
    368   vRet = MsgBox(pRuntime->GetReaderApp(), swMsg.c_str(), swTitle.c_str(), iType,
    369                 iIcon);
    370   pRuntime->EndBlock();
    371   return TRUE;
    372 }
    373 
    374 FX_BOOL app::beep(IJS_Context* cc,
    375                   const std::vector<CJS_Value>& params,
    376                   CJS_Value& vRet,
    377                   CFX_WideString& sError) {
    378   if (params.size() == 1) {
    379     CJS_Context* pContext = (CJS_Context*)cc;
    380     CJS_Runtime* pRuntime = pContext->GetJSRuntime();
    381     CPDFDoc_Environment* pEnv = pRuntime->GetReaderApp();
    382     pEnv->JS_appBeep(params[0].ToInt());
    383     return TRUE;
    384   }
    385 
    386   sError = JSGetStringFromID((CJS_Context*)cc, IDS_STRING_JSPARAMERROR);
    387   return FALSE;
    388 }
    389 
    390 FX_BOOL app::findComponent(IJS_Context* cc,
    391                            const std::vector<CJS_Value>& params,
    392                            CJS_Value& vRet,
    393                            CFX_WideString& sError) {
    394   return TRUE;
    395 }
    396 
    397 FX_BOOL app::popUpMenuEx(IJS_Context* cc,
    398                          const std::vector<CJS_Value>& params,
    399                          CJS_Value& vRet,
    400                          CFX_WideString& sError) {
    401   return FALSE;
    402 }
    403 
    404 FX_BOOL app::fs(IJS_Context* cc, CJS_PropValue& vp, CFX_WideString& sError) {
    405   return FALSE;
    406 }
    407 
    408 FX_BOOL app::setInterval(IJS_Context* cc,
    409                          const std::vector<CJS_Value>& params,
    410                          CJS_Value& vRet,
    411                          CFX_WideString& sError) {
    412   CJS_Context* pContext = (CJS_Context*)cc;
    413   if (params.size() > 2 || params.size() == 0) {
    414     sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
    415     return FALSE;
    416   }
    417 
    418   CFX_WideString script = params.size() > 0 ? params[0].ToCFXWideString() : L"";
    419   if (script.IsEmpty()) {
    420     sError = JSGetStringFromID(pContext, IDS_STRING_JSAFNUMBER_KEYSTROKE);
    421     return TRUE;
    422   }
    423 
    424   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
    425   FX_DWORD dwInterval = params.size() > 1 ? params[1].ToInt() : 1000;
    426 
    427   CPDFDoc_Environment* pApp = pRuntime->GetReaderApp();
    428   ASSERT(pApp);
    429   CJS_Timer* pTimer =
    430       new CJS_Timer(this, pApp, pRuntime, 0, script, dwInterval, 0);
    431   m_aTimer.Add(pTimer);
    432 
    433   v8::Local<v8::Object> pRetObj = FXJS_NewFxDynamicObj(
    434       pRuntime->GetIsolate(), pRuntime, CJS_TimerObj::g_nObjDefnID);
    435   CJS_TimerObj* pJS_TimerObj =
    436       (CJS_TimerObj*)FXJS_GetPrivate(pRuntime->GetIsolate(), pRetObj);
    437   TimerObj* pTimerObj = (TimerObj*)pJS_TimerObj->GetEmbedObject();
    438   pTimerObj->SetTimer(pTimer);
    439 
    440   vRet = pRetObj;
    441   return TRUE;
    442 }
    443 
    444 FX_BOOL app::setTimeOut(IJS_Context* cc,
    445                         const std::vector<CJS_Value>& params,
    446                         CJS_Value& vRet,
    447                         CFX_WideString& sError) {
    448   if (params.size() > 2 || params.size() == 0) {
    449     sError = JSGetStringFromID((CJS_Context*)cc, IDS_STRING_JSPARAMERROR);
    450     return FALSE;
    451   }
    452 
    453   CJS_Context* pContext = (CJS_Context*)cc;
    454   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
    455 
    456   CFX_WideString script = params.size() > 0 ? params[0].ToCFXWideString() : L"";
    457   if (script.IsEmpty()) {
    458     sError =
    459         JSGetStringFromID((CJS_Context*)cc, IDS_STRING_JSAFNUMBER_KEYSTROKE);
    460     return TRUE;
    461   }
    462 
    463   FX_DWORD dwTimeOut = params.size() > 1 ? params[1].ToInt() : 1000;
    464 
    465   CPDFDoc_Environment* pApp = pRuntime->GetReaderApp();
    466   ASSERT(pApp);
    467 
    468   CJS_Timer* pTimer =
    469       new CJS_Timer(this, pApp, pRuntime, 1, script, dwTimeOut, dwTimeOut);
    470   m_aTimer.Add(pTimer);
    471 
    472   v8::Local<v8::Object> pRetObj = FXJS_NewFxDynamicObj(
    473       pRuntime->GetIsolate(), pRuntime, CJS_TimerObj::g_nObjDefnID);
    474   CJS_TimerObj* pJS_TimerObj =
    475       (CJS_TimerObj*)FXJS_GetPrivate(pRuntime->GetIsolate(), pRetObj);
    476   TimerObj* pTimerObj = (TimerObj*)pJS_TimerObj->GetEmbedObject();
    477   pTimerObj->SetTimer(pTimer);
    478 
    479   vRet = pRetObj;
    480   return TRUE;
    481 }
    482 
    483 FX_BOOL app::clearTimeOut(IJS_Context* cc,
    484                           const std::vector<CJS_Value>& params,
    485                           CJS_Value& vRet,
    486                           CFX_WideString& sError) {
    487   CJS_Context* pContext = (CJS_Context*)cc;
    488   if (params.size() != 1) {
    489     sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
    490     return FALSE;
    491   }
    492 
    493   if (params[0].GetType() == CJS_Value::VT_fxobject) {
    494     v8::Local<v8::Object> pObj = params[0].ToV8Object();
    495     if (FXJS_GetObjDefnID(pObj) == CJS_TimerObj::g_nObjDefnID) {
    496       if (CJS_Object* pJSObj = params[0].ToCJSObject()) {
    497         if (TimerObj* pTimerObj = (TimerObj*)pJSObj->GetEmbedObject()) {
    498           if (CJS_Timer* pTimer = pTimerObj->GetTimer()) {
    499             pTimer->KillJSTimer();
    500 
    501             for (int i = 0, sz = m_aTimer.GetSize(); i < sz; i++) {
    502               if (m_aTimer[i] == pTimer) {
    503                 m_aTimer.RemoveAt(i);
    504                 break;
    505               }
    506             }
    507 
    508             delete pTimer;
    509             pTimerObj->SetTimer(NULL);
    510           }
    511         }
    512       }
    513     }
    514   }
    515 
    516   return TRUE;
    517 }
    518 
    519 FX_BOOL app::clearInterval(IJS_Context* cc,
    520                            const std::vector<CJS_Value>& params,
    521                            CJS_Value& vRet,
    522                            CFX_WideString& sError) {
    523   CJS_Context* pContext = (CJS_Context*)cc;
    524   if (params.size() != 1) {
    525     sError = JSGetStringFromID(pContext, IDS_STRING_JSPARAMERROR);
    526     return FALSE;
    527   }
    528 
    529   if (params[0].GetType() == CJS_Value::VT_fxobject) {
    530     v8::Local<v8::Object> pObj = params[0].ToV8Object();
    531     if (FXJS_GetObjDefnID(pObj) == CJS_TimerObj::g_nObjDefnID) {
    532       if (CJS_Object* pJSObj = params[0].ToCJSObject()) {
    533         if (TimerObj* pTimerObj = (TimerObj*)pJSObj->GetEmbedObject()) {
    534           if (CJS_Timer* pTimer = pTimerObj->GetTimer()) {
    535             pTimer->KillJSTimer();
    536 
    537             for (int i = 0, sz = m_aTimer.GetSize(); i < sz; i++) {
    538               if (m_aTimer[i] == pTimer) {
    539                 m_aTimer.RemoveAt(i);
    540                 break;
    541               }
    542             }
    543 
    544             delete pTimer;
    545             pTimerObj->SetTimer(NULL);
    546           }
    547         }
    548       }
    549     }
    550   }
    551 
    552   return TRUE;
    553 }
    554 
    555 FX_BOOL app::execMenuItem(IJS_Context* cc,
    556                           const std::vector<CJS_Value>& params,
    557                           CJS_Value& vRet,
    558                           CFX_WideString& sError) {
    559   return FALSE;
    560 }
    561 
    562 void app::TimerProc(CJS_Timer* pTimer) {
    563   CJS_Runtime* pRuntime = pTimer->GetRuntime();
    564 
    565   switch (pTimer->GetType()) {
    566     case 0:  // interval
    567       if (pRuntime)
    568         RunJsScript(pRuntime, pTimer->GetJScript());
    569       break;
    570     case 1:
    571       if (pTimer->GetTimeOut() > 0) {
    572         if (pRuntime)
    573           RunJsScript(pRuntime, pTimer->GetJScript());
    574         pTimer->KillJSTimer();
    575       }
    576       break;
    577   }
    578 }
    579 
    580 void app::RunJsScript(CJS_Runtime* pRuntime, const CFX_WideString& wsScript) {
    581   if (!pRuntime->IsBlocking()) {
    582     IJS_Context* pContext = pRuntime->NewContext();
    583     pContext->OnExternal_Exec();
    584     CFX_WideString wtInfo;
    585     pContext->RunScript(wsScript, &wtInfo);
    586     pRuntime->ReleaseContext(pContext);
    587   }
    588 }
    589 
    590 FX_BOOL app::goBack(IJS_Context* cc,
    591                     const std::vector<CJS_Value>& params,
    592                     CJS_Value& vRet,
    593                     CFX_WideString& sError) {
    594   // Not supported.
    595   return TRUE;
    596 }
    597 
    598 FX_BOOL app::goForward(IJS_Context* cc,
    599                        const std::vector<CJS_Value>& params,
    600                        CJS_Value& vRet,
    601                        CFX_WideString& sError) {
    602   // Not supported.
    603   return TRUE;
    604 }
    605 
    606 FX_BOOL app::mailMsg(IJS_Context* cc,
    607                      const std::vector<CJS_Value>& params,
    608                      CJS_Value& vRet,
    609                      CFX_WideString& sError) {
    610   if (params.size() < 1)
    611     return FALSE;
    612 
    613   FX_BOOL bUI = TRUE;
    614   CFX_WideString cTo = L"";
    615   CFX_WideString cCc = L"";
    616   CFX_WideString cBcc = L"";
    617   CFX_WideString cSubject = L"";
    618   CFX_WideString cMsg = L"";
    619 
    620   CJS_Context* pContext = static_cast<CJS_Context*>(cc);
    621   CJS_Runtime* pRuntime = pContext->GetJSRuntime();
    622   v8::Isolate* isolate = pRuntime->GetIsolate();
    623 
    624   if (params[0].GetType() == CJS_Value::VT_object) {
    625     v8::Local<v8::Object> pObj = params[0].ToV8Object();
    626 
    627     v8::Local<v8::Value> pValue = FXJS_GetObjectElement(isolate, pObj, L"bUI");
    628     bUI = CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToBool();
    629 
    630     pValue = FXJS_GetObjectElement(isolate, pObj, L"cTo");
    631     cTo = CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
    632 
    633     pValue = FXJS_GetObjectElement(isolate, pObj, L"cCc");
    634     cCc = CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
    635 
    636     pValue = FXJS_GetObjectElement(isolate, pObj, L"cBcc");
    637     cBcc =
    638         CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
    639 
    640     pValue = FXJS_GetObjectElement(isolate, pObj, L"cSubject");
    641     cSubject =
    642         CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
    643 
    644     pValue = FXJS_GetObjectElement(isolate, pObj, L"cMsg");
    645     cMsg =
    646         CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
    647   } else {
    648     if (params.size() < 2)
    649       return FALSE;
    650 
    651     bUI = params[0].ToBool();
    652     cTo = params[1].ToCFXWideString();
    653 
    654     if (params.size() >= 3)
    655       cCc = params[2].ToCFXWideString();
    656     if (params.size() >= 4)
    657       cBcc = params[3].ToCFXWideString();
    658     if (params.size() >= 5)
    659       cSubject = params[4].ToCFXWideString();
    660     if (params.size() >= 6)
    661       cMsg = params[5].ToCFXWideString();
    662   }
    663 
    664   pRuntime->BeginBlock();
    665   pContext->GetReaderApp()->JS_docmailForm(NULL, 0, bUI, cTo.c_str(),
    666                                            cSubject.c_str(), cCc.c_str(),
    667                                            cBcc.c_str(), cMsg.c_str());
    668   pRuntime->EndBlock();
    669 
    670   return FALSE;
    671 }
    672 
    673 FX_BOOL app::launchURL(IJS_Context* cc,
    674                        const std::vector<CJS_Value>& params,
    675                        CJS_Value& vRet,
    676                        CFX_WideString& sError) {
    677   // Unsafe, not supported.
    678   return TRUE;
    679 }
    680 
    681 FX_BOOL app::runtimeHighlight(IJS_Context* cc,
    682                               CJS_PropValue& vp,
    683                               CFX_WideString& sError) {
    684   if (vp.IsSetting()) {
    685     vp >> m_bRuntimeHighLight;
    686   } else {
    687     vp << m_bRuntimeHighLight;
    688   }
    689 
    690   return TRUE;
    691 }
    692 
    693 FX_BOOL app::fullscreen(IJS_Context* cc,
    694                         CJS_PropValue& vp,
    695                         CFX_WideString& sError) {
    696   return FALSE;
    697 }
    698 
    699 FX_BOOL app::popUpMenu(IJS_Context* cc,
    700                        const std::vector<CJS_Value>& params,
    701                        CJS_Value& vRet,
    702                        CFX_WideString& sError) {
    703   return FALSE;
    704 }
    705 
    706 FX_BOOL app::browseForDoc(IJS_Context* cc,
    707                           const std::vector<CJS_Value>& params,
    708                           CJS_Value& vRet,
    709                           CFX_WideString& sError) {
    710   // Unsafe, not supported.
    711   return TRUE;
    712 }
    713 
    714 CFX_WideString app::SysPathToPDFPath(const CFX_WideString& sOldPath) {
    715   CFX_WideString sRet = L"/";
    716 
    717   for (int i = 0, sz = sOldPath.GetLength(); i < sz; i++) {
    718     wchar_t c = sOldPath.GetAt(i);
    719     if (c == L':') {
    720     } else {
    721       if (c == L'\\') {
    722         sRet += L"/";
    723       } else {
    724         sRet += c;
    725       }
    726     }
    727   }
    728 
    729   return sRet;
    730 }
    731 
    732 FX_BOOL app::newDoc(IJS_Context* cc,
    733                     const std::vector<CJS_Value>& params,
    734                     CJS_Value& vRet,
    735                     CFX_WideString& sError) {
    736   return FALSE;
    737 }
    738 
    739 FX_BOOL app::openDoc(IJS_Context* cc,
    740                      const std::vector<CJS_Value>& params,
    741                      CJS_Value& vRet,
    742                      CFX_WideString& sError) {
    743   return FALSE;
    744 }
    745 
    746 FX_BOOL app::response(IJS_Context* cc,
    747                       const std::vector<CJS_Value>& params,
    748                       CJS_Value& vRet,
    749                       CFX_WideString& sError) {
    750   CFX_WideString swQuestion = L"";
    751   CFX_WideString swLabel = L"";
    752   CFX_WideString swTitle = L"PDF";
    753   CFX_WideString swDefault = L"";
    754   bool bPassWord = false;
    755 
    756   CJS_Runtime* pRuntime = CJS_Runtime::FromContext(cc);
    757   v8::Isolate* isolate = pRuntime->GetIsolate();
    758 
    759   int iLength = params.size();
    760   if (iLength > 0 && params[0].GetType() == CJS_Value::VT_object) {
    761     v8::Local<v8::Object> pObj = params[0].ToV8Object();
    762     v8::Local<v8::Value> pValue =
    763         FXJS_GetObjectElement(isolate, pObj, L"cQuestion");
    764     swQuestion =
    765         CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
    766 
    767     pValue = FXJS_GetObjectElement(isolate, pObj, L"cTitle");
    768     swTitle =
    769         CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
    770 
    771     pValue = FXJS_GetObjectElement(isolate, pObj, L"cDefault");
    772     swDefault =
    773         CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
    774 
    775     pValue = FXJS_GetObjectElement(isolate, pObj, L"cLabel");
    776     swLabel =
    777         CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToCFXWideString();
    778 
    779     pValue = FXJS_GetObjectElement(isolate, pObj, L"bPassword");
    780     bPassWord = CJS_Value(pRuntime, pValue, GET_VALUE_TYPE(pValue)).ToBool();
    781   } else {
    782     switch (iLength) {
    783       case 5:
    784         swLabel = params[4].ToCFXWideString();
    785       // FALLTHROUGH
    786       case 4:
    787         bPassWord = params[3].ToBool();
    788       // FALLTHROUGH
    789       case 3:
    790         swDefault = params[2].ToCFXWideString();
    791       // FALLTHROUGH
    792       case 2:
    793         swTitle = params[1].ToCFXWideString();
    794       // FALLTHROUGH
    795       case 1:
    796         swQuestion = params[0].ToCFXWideString();
    797       // FALLTHROUGH
    798       default:
    799         break;
    800     }
    801   }
    802 
    803   CJS_Context* pContext = (CJS_Context*)cc;
    804   CPDFDoc_Environment* pApp = pContext->GetReaderApp();
    805 
    806   const int MAX_INPUT_BYTES = 2048;
    807   std::unique_ptr<char[]> pBuff(new char[MAX_INPUT_BYTES + 2]);
    808   memset(pBuff.get(), 0, MAX_INPUT_BYTES + 2);
    809   int nLengthBytes = pApp->JS_appResponse(
    810       swQuestion.c_str(), swTitle.c_str(), swDefault.c_str(), swLabel.c_str(),
    811       bPassWord, pBuff.get(), MAX_INPUT_BYTES);
    812   if (nLengthBytes <= 0) {
    813     vRet.SetNull();
    814     return FALSE;
    815   }
    816   nLengthBytes = std::min(nLengthBytes, MAX_INPUT_BYTES);
    817 
    818   CFX_WideString ret_string = CFX_WideString::FromUTF16LE(
    819       (unsigned short*)pBuff.get(), nLengthBytes / sizeof(unsigned short));
    820   vRet = ret_string.c_str();
    821   return TRUE;
    822 }
    823 
    824 FX_BOOL app::media(IJS_Context* cc, CJS_PropValue& vp, CFX_WideString& sError) {
    825   return FALSE;
    826 }
    827 
    828 FX_BOOL app::execDialog(IJS_Context* cc,
    829                         const std::vector<CJS_Value>& params,
    830                         CJS_Value& vRet,
    831                         CFX_WideString& sError) {
    832   return TRUE;
    833 }
    834