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 "../../include/javascript/JavaScript.h" 8 #include "../../include/javascript/JS_Define.h" 9 #include "../../include/javascript/JS_Object.h" 10 #include "../../include/javascript/JS_Value.h" 11 12 /* ---------------------------- CJS_Value ---------------------------- */ 13 14 CJS_Value::CJS_Value(v8::Isolate* isolate) : m_isolate(isolate),m_eType(VT_unknown) 15 { 16 } 17 CJS_Value::CJS_Value(v8::Isolate* isolate, v8::Handle<v8::Value> pValue,FXJSVALUETYPE t) :m_isolate(isolate), m_pValue(pValue) , m_eType(t) 18 { 19 } 20 21 CJS_Value::CJS_Value(v8::Isolate* isolate, const int &iValue):m_isolate(isolate) 22 { 23 operator =(iValue); 24 } 25 26 CJS_Value::CJS_Value(v8::Isolate* isolate, const bool &bValue):m_isolate(isolate) 27 { 28 operator =(bValue); 29 } 30 31 CJS_Value::CJS_Value(v8::Isolate* isolate, const float &fValue):m_isolate(isolate) 32 { 33 operator =(fValue); 34 } 35 36 CJS_Value::CJS_Value(v8::Isolate* isolate, const double &dValue):m_isolate(isolate) 37 { 38 operator =(dValue); 39 } 40 41 CJS_Value::CJS_Value(v8::Isolate* isolate, JSFXObject pJsObj):m_isolate(isolate) 42 { 43 operator =(pJsObj); 44 } 45 46 CJS_Value::CJS_Value(v8::Isolate* isolate, CJS_Object * pJsObj):m_isolate(isolate) 47 { 48 operator =(pJsObj); 49 } 50 51 CJS_Value::CJS_Value(v8::Isolate* isolate, FX_LPCWSTR pWstr):m_isolate(isolate) 52 { 53 operator =(pWstr); 54 } 55 56 CJS_Value::CJS_Value(v8::Isolate* isolate, FX_LPCSTR pStr):m_isolate(isolate) 57 { 58 operator = (pStr); 59 } 60 61 CJS_Value::CJS_Value(v8::Isolate* isolate, CJS_Array& array):m_isolate(isolate) 62 { 63 operator = (array); 64 } 65 66 CJS_Value::~CJS_Value() 67 { 68 } 69 70 void CJS_Value::Attach(v8::Handle<v8::Value> pValue,FXJSVALUETYPE t) 71 { 72 m_pValue = pValue; 73 m_eType = t; 74 } 75 76 void CJS_Value::Attach(CJS_Value *pValue) 77 { 78 if (pValue) 79 Attach(pValue->ToJSValue(),pValue->GetType()); 80 } 81 82 void CJS_Value::Detach() 83 { 84 m_pValue = v8::Handle<v8::Value>(); 85 m_eType = VT_unknown; 86 } 87 88 /* ---------------------------------------------------------------------------------------- */ 89 90 CJS_Value::operator int() const 91 { 92 93 return JS_ToInt32(m_pValue); 94 95 } 96 97 CJS_Value::operator bool() const 98 { 99 100 return JS_ToBoolean(m_pValue); 101 102 } 103 104 CJS_Value::operator double() const 105 { 106 107 return JS_ToNumber(m_pValue); 108 109 } 110 111 CJS_Value::operator float() const 112 { 113 114 return (float)JS_ToNumber(m_pValue); 115 116 } 117 118 CJS_Value::operator CJS_Object *() const 119 { 120 121 v8::Handle<v8::Object> pObj = JS_ToObject(m_pValue); 122 return (CJS_Object*)JS_GetPrivate(m_isolate, pObj); 123 } 124 125 CJS_Value::operator v8::Handle<v8::Object>() const 126 { 127 return JS_ToObject(m_pValue); 128 } 129 130 CJS_Value::operator CFX_WideString() const 131 { 132 return JS_ToString(m_pValue); 133 } 134 135 CJS_Value::operator CFX_ByteString() const 136 { 137 return CFX_ByteString::FromUnicode(operator CFX_WideString()); 138 } 139 140 v8::Handle<v8::Value> CJS_Value::ToJSValue() 141 { 142 return m_pValue; 143 } 144 145 146 CJS_Value::operator v8::Handle<v8::Array>() const 147 { 148 if (IsArrayObject()) 149 return v8::Handle<v8::Array>::Cast(JS_ToObject(m_pValue)); 150 return v8::Handle<v8::Array>(); 151 } 152 153 /* ---------------------------------------------------------------------------------------- */ 154 155 void CJS_Value::operator =(int iValue) 156 { 157 m_pValue = JS_NewNumber(m_isolate, iValue); 158 159 m_eType = VT_number; 160 } 161 162 void CJS_Value::operator =(bool bValue) 163 { 164 m_pValue = JS_NewBoolean(m_isolate, bValue); 165 166 m_eType = VT_boolean; 167 } 168 169 void CJS_Value::operator =(double dValue) 170 { 171 m_pValue = JS_NewNumber(m_isolate,dValue); 172 173 m_eType = VT_number; 174 } 175 176 void CJS_Value::operator = (float fValue) 177 { 178 m_pValue = JS_NewNumber(m_isolate,fValue); 179 m_eType = VT_number; 180 } 181 182 void CJS_Value::operator =(v8::Handle<v8::Object> pObj) 183 { 184 185 m_pValue = JS_NewObject(m_isolate,pObj); 186 187 m_eType = VT_fxobject; 188 } 189 190 void CJS_Value::operator =(CJS_Object * pObj) 191 { 192 if (pObj) 193 operator = ((JSFXObject)*pObj); 194 } 195 196 void CJS_Value::operator =(FX_LPCWSTR pWstr) 197 { 198 m_pValue = JS_NewString(m_isolate,(wchar_t *)pWstr); 199 200 m_eType = VT_string; 201 } 202 203 void CJS_Value::SetNull() 204 { 205 m_pValue = JS_NewNull(); 206 207 m_eType = VT_null; 208 } 209 210 void CJS_Value::operator = (FX_LPCSTR pStr) 211 { 212 operator = (CFX_WideString::FromLocal(pStr)); 213 } 214 215 void CJS_Value::operator = (CJS_Array & array) 216 { 217 m_pValue = JS_NewObject2(m_isolate,(v8::Handle<v8::Array>)array); 218 219 m_eType = VT_object; 220 } 221 222 void CJS_Value::operator = (CJS_Date & date) 223 { 224 m_pValue = JS_NewDate(m_isolate, (double)date); 225 226 m_eType = VT_date; 227 } 228 229 void CJS_Value::operator = (CJS_Value value) 230 { 231 m_pValue = value.ToJSValue(); 232 233 m_eType = value.m_eType; 234 } 235 236 /* ---------------------------------------------------------------------------------------- */ 237 238 FXJSVALUETYPE CJS_Value::GetType() const 239 { 240 if(m_pValue.IsEmpty()) return VT_unknown; 241 if(m_pValue->IsString()) return VT_string; 242 if(m_pValue->IsNumber()) return VT_number; 243 if(m_pValue->IsBoolean()) return VT_boolean; 244 if(m_pValue->IsDate()) return VT_date; 245 if(m_pValue->IsObject()) return VT_object; 246 if(m_pValue->IsNull()) return VT_null; 247 if(m_pValue->IsUndefined()) return VT_undefined; 248 return VT_unknown; 249 } 250 251 FX_BOOL CJS_Value::IsArrayObject() const 252 { 253 if(m_pValue.IsEmpty()) return FALSE; 254 return m_pValue->IsArray(); 255 } 256 257 FX_BOOL CJS_Value::IsDateObject() const 258 { 259 if(m_pValue.IsEmpty()) return FALSE; 260 return m_pValue->IsDate(); 261 } 262 263 //CJS_Value::operator CJS_Array() 264 FX_BOOL CJS_Value::ConvertToArray(CJS_Array &array) const 265 { 266 if (IsArrayObject()) 267 { 268 array.Attach(JS_ToArray(m_pValue)); 269 return TRUE; 270 } 271 272 return FALSE; 273 } 274 275 FX_BOOL CJS_Value::ConvertToDate(CJS_Date &date) const 276 { 277 // if (GetType() == VT_date) 278 // { 279 // date = (double)(*this); 280 // return TRUE; 281 // } 282 283 if (IsDateObject()) 284 { 285 date.Attach(m_pValue); 286 return TRUE; 287 } 288 289 return FALSE; 290 } 291 292 /* ---------------------------- CJS_PropValue ---------------------------- */ 293 294 CJS_PropValue::CJS_PropValue(const CJS_Value &value) : 295 CJS_Value(value), 296 m_bIsSetting(0) 297 { 298 } 299 300 CJS_PropValue::CJS_PropValue(v8::Isolate* isolate) : CJS_Value(isolate), 301 m_bIsSetting(0) 302 { 303 } 304 305 CJS_PropValue::~CJS_PropValue() 306 { 307 } 308 309 FX_BOOL CJS_PropValue::IsSetting() 310 { 311 return m_bIsSetting; 312 } 313 314 FX_BOOL CJS_PropValue::IsGetting() 315 { 316 return !m_bIsSetting; 317 } 318 319 void CJS_PropValue::operator <<(int iValue) 320 { 321 ASSERT(!m_bIsSetting); 322 CJS_Value::operator =(iValue); 323 } 324 325 void CJS_PropValue::operator >>(int & iValue) const 326 { 327 ASSERT(m_bIsSetting); 328 iValue = CJS_Value::operator int(); 329 } 330 331 332 void CJS_PropValue::operator <<(bool bValue) 333 { 334 ASSERT(!m_bIsSetting); 335 CJS_Value::operator =(bValue); 336 } 337 338 void CJS_PropValue::operator >>(bool &bValue) const 339 { 340 ASSERT(m_bIsSetting); 341 bValue = CJS_Value::operator bool(); 342 343 } 344 345 void CJS_PropValue::operator <<(double dValue) 346 { 347 ASSERT(!m_bIsSetting); 348 CJS_Value::operator =(dValue); 349 } 350 351 void CJS_PropValue::operator >>(double &dValue) const 352 { 353 ASSERT(m_bIsSetting); 354 dValue = CJS_Value::operator double(); 355 } 356 357 void CJS_PropValue::operator <<(CJS_Object *pObj) 358 { 359 ASSERT(!m_bIsSetting); 360 CJS_Value::operator = (pObj); 361 } 362 363 void CJS_PropValue::operator >>(CJS_Object *&ppObj) const 364 { 365 ASSERT(m_bIsSetting); 366 ppObj = CJS_Value::operator CJS_Object *(); 367 } 368 369 void CJS_PropValue::operator<<(JSFXObject pObj) 370 { 371 ASSERT(!m_bIsSetting); 372 CJS_Value::operator = (pObj); 373 } 374 375 void CJS_PropValue::operator>>(JSFXObject &ppObj) const 376 { 377 ASSERT(m_bIsSetting); 378 ppObj = CJS_Value::operator JSFXObject (); 379 } 380 381 382 void CJS_PropValue::StartSetting() 383 { 384 m_bIsSetting = 1; 385 } 386 387 void CJS_PropValue::StartGetting() 388 { 389 m_bIsSetting = 0; 390 } 391 void CJS_PropValue::operator <<(CFX_ByteString string) 392 { 393 ASSERT(!m_bIsSetting); 394 CJS_Value::operator =((FX_LPCSTR)string); 395 } 396 397 void CJS_PropValue::operator >>(CFX_ByteString &string) const 398 { 399 ASSERT(m_bIsSetting); 400 string = CJS_Value::operator CFX_ByteString(); 401 } 402 403 void CJS_PropValue::operator <<(FX_LPCWSTR c_string) 404 { 405 ASSERT(!m_bIsSetting); 406 CJS_Value::operator =(c_string); 407 } 408 409 void CJS_PropValue::operator >>(CFX_WideString &wide_string) const 410 { 411 ASSERT(m_bIsSetting); 412 wide_string = CJS_Value::operator CFX_WideString(); 413 } 414 415 void CJS_PropValue::operator <<(CFX_WideString wide_string) 416 { 417 ASSERT(!m_bIsSetting); 418 CJS_Value::operator = (wide_string); 419 } 420 421 void CJS_PropValue::operator >>(CJS_Array &array) const 422 { 423 ASSERT(m_bIsSetting); 424 ConvertToArray(array); 425 } 426 427 void CJS_PropValue::operator <<(CJS_Array &array) 428 { 429 ASSERT(!m_bIsSetting); 430 CJS_Value::operator=(array); 431 } 432 433 void CJS_PropValue::operator>>(CJS_Date &date) const 434 { 435 ASSERT(m_bIsSetting); 436 ConvertToDate(date); 437 } 438 439 void CJS_PropValue::operator<<(CJS_Date &date) 440 { 441 ASSERT(!m_bIsSetting); 442 CJS_Value::operator=(date); 443 } 444 445 CJS_PropValue::operator v8::Handle<v8::Value>() const 446 { 447 return m_pValue; 448 } 449 450 /* ======================================== CJS_Array ========================================= */ 451 CJS_Array::CJS_Array(v8::Isolate* isolate):m_isolate(isolate) 452 { 453 } 454 455 CJS_Array::~CJS_Array() 456 { 457 } 458 459 void CJS_Array::Attach(v8::Handle<v8::Array> pArray) 460 { 461 m_pArray = pArray; 462 } 463 464 FX_BOOL CJS_Array::IsAttached() 465 { 466 return FALSE; 467 } 468 469 void CJS_Array::GetElement(unsigned index,CJS_Value &value) 470 { 471 if (m_pArray.IsEmpty()) 472 return; 473 v8::Handle<v8::Value> p = JS_GetArrayElemnet(m_pArray,index); 474 value.Attach(p,VT_object); 475 } 476 477 void CJS_Array::SetElement(unsigned index,CJS_Value value) 478 { 479 if (m_pArray.IsEmpty()) 480 m_pArray = JS_NewArray(m_isolate); 481 482 JS_PutArrayElement(m_pArray,index,value.ToJSValue(),value.GetType()); 483 } 484 485 int CJS_Array::GetLength() 486 { 487 if (m_pArray.IsEmpty()) 488 return 0; 489 return JS_GetArrayLength(m_pArray); 490 } 491 492 CJS_Array:: operator v8::Handle<v8::Array>() 493 { 494 if (m_pArray.IsEmpty()) 495 m_pArray = JS_NewArray(m_isolate); 496 497 return m_pArray; 498 } 499 500 /* ======================================== CJS_Date ========================================= */ 501 502 CJS_Date::CJS_Date(v8::Isolate* isolate) :m_isolate(isolate) 503 { 504 } 505 506 CJS_Date::CJS_Date(v8::Isolate* isolate,double dMsec_time) 507 { 508 m_isolate = isolate; 509 m_pDate = JS_NewDate(isolate,dMsec_time); 510 } 511 512 CJS_Date::CJS_Date(v8::Isolate* isolate,int year, int mon, int day,int hour, int min, int sec) 513 { 514 m_isolate = isolate; 515 m_pDate = JS_NewDate(isolate,MakeDate(year,mon,day,hour,min,sec,0)); 516 } 517 518 double CJS_Date::MakeDate(int year, int mon, int day,int hour, int min, int sec,int ms) 519 { 520 return JS_MakeDate(JS_MakeDay(year,mon,day), JS_MakeTime(hour,min,sec,ms)); 521 } 522 523 CJS_Date::~CJS_Date() 524 { 525 } 526 527 FX_BOOL CJS_Date::IsValidDate() 528 { 529 if(m_pDate.IsEmpty()) return FALSE; 530 return !JS_PortIsNan(JS_ToNumber(m_pDate)); 531 } 532 533 void CJS_Date::Attach(v8::Handle<v8::Value> pDate) 534 { 535 m_pDate = pDate; 536 } 537 538 int CJS_Date::GetYear() 539 { 540 if (IsValidDate()) 541 return JS_GetYearFromTime(JS_LocalTime(JS_ToNumber(m_pDate))); 542 543 return 0; 544 } 545 546 void CJS_Date::SetYear(int iYear) 547 { 548 double date = MakeDate(iYear,GetMonth(),GetDay(),GetHours(),GetMinutes(),GetSeconds(),0); 549 JS_ValueCopy(m_pDate, JS_NewDate(m_isolate,date)); 550 } 551 552 int CJS_Date::GetMonth() 553 { 554 if (IsValidDate()) 555 return JS_GetMonthFromTime(JS_LocalTime(JS_ToNumber(m_pDate))); 556 557 return 0; 558 } 559 560 void CJS_Date::SetMonth(int iMonth) 561 { 562 563 double date = MakeDate(GetYear(),iMonth,GetDay(),GetHours(),GetMinutes(),GetSeconds(),0); 564 JS_ValueCopy(m_pDate, JS_NewDate(m_isolate,date)); 565 566 } 567 568 int CJS_Date::GetDay() 569 { 570 if (IsValidDate()) 571 return JS_GetDayFromTime(JS_LocalTime(JS_ToNumber(m_pDate))); 572 573 return 0; 574 } 575 576 void CJS_Date::SetDay(int iDay) 577 { 578 579 double date = MakeDate(GetYear(),GetMonth(),iDay,GetHours(),GetMinutes(),GetSeconds(),0); 580 JS_ValueCopy(m_pDate,JS_NewDate(m_isolate,date)); 581 582 } 583 584 int CJS_Date::GetHours() 585 { 586 if (IsValidDate()) 587 return JS_GetHourFromTime(JS_LocalTime(JS_ToNumber(m_pDate))); 588 589 return 0; 590 } 591 592 void CJS_Date::SetHours(int iHours) 593 { 594 double date = MakeDate(GetYear(),GetMonth(),GetDay(),iHours,GetMinutes(),GetSeconds(),0); 595 JS_ValueCopy(m_pDate,JS_NewDate(m_isolate,date)); 596 } 597 598 int CJS_Date::GetMinutes() 599 { 600 if (IsValidDate()) 601 return JS_GetMinFromTime(JS_LocalTime(JS_ToNumber(m_pDate))); 602 603 return 0; 604 } 605 606 void CJS_Date::SetMinutes(int minutes) 607 { 608 double date = MakeDate(GetYear(),GetMonth(),GetDay(),GetHours(),minutes,GetSeconds(),0); 609 JS_ValueCopy(m_pDate,JS_NewDate(m_isolate,date)); 610 } 611 612 int CJS_Date::GetSeconds() 613 { 614 if (IsValidDate()) 615 return JS_GetSecFromTime(JS_LocalTime(JS_ToNumber(m_pDate))); 616 617 return 0; 618 } 619 620 void CJS_Date::SetSeconds(int seconds) 621 { 622 double date = MakeDate(GetYear(),GetMonth(),GetDay(),GetHours(),GetMinutes(),seconds,0); 623 JS_ValueCopy(m_pDate,JS_NewDate(m_isolate,date)); 624 } 625 626 CJS_Date::operator v8::Handle<v8::Value>() 627 { 628 return m_pDate; 629 } 630 631 CJS_Date::operator double() const 632 { 633 if(m_pDate.IsEmpty()) 634 return 0.0; 635 return JS_ToNumber(m_pDate); 636 } 637 638 CFX_WideString CJS_Date::ToString() const 639 { 640 if(m_pDate.IsEmpty()) 641 return L""; 642 return JS_ToString(m_pDate); 643 } 644
