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 #ifndef XFA_FXFA_FM2JS_XFA_FM2JSCONTEXT_H_
8 #define XFA_FXFA_FM2JS_XFA_FM2JSCONTEXT_H_
9 
10 #include <memory>
11 #include <vector>
12 
13 #include "fxjs/cfxjse_arguments.h"
14 #include "fxjs/cfxjse_context.h"
15 #include "xfa/fxfa/parser/xfa_resolvenode_rs.h"
16 
17 class CXFA_FM2JSContext : public CFXJSE_HostObject {
18  public:
19   CXFA_FM2JSContext(v8::Isolate* pScriptIsolate,
20                     CFXJSE_Context* pScriptContext,
21                     CXFA_Document* pDoc);
22   ~CXFA_FM2JSContext() override;
23 
24   static void Abs(CFXJSE_Value* pThis,
25                   const CFX_ByteStringC& szFuncName,
26                   CFXJSE_Arguments& args);
27   static void Avg(CFXJSE_Value* pThis,
28                   const CFX_ByteStringC& szFuncName,
29                   CFXJSE_Arguments& args);
30   static void Ceil(CFXJSE_Value* pThis,
31                    const CFX_ByteStringC& szFuncName,
32                    CFXJSE_Arguments& args);
33   static void Count(CFXJSE_Value* pThis,
34                     const CFX_ByteStringC& szFuncName,
35                     CFXJSE_Arguments& args);
36   static void Floor(CFXJSE_Value* pThis,
37                     const CFX_ByteStringC& szFuncName,
38                     CFXJSE_Arguments& args);
39   static void Max(CFXJSE_Value* pThis,
40                   const CFX_ByteStringC& szFuncName,
41                   CFXJSE_Arguments& args);
42   static void Min(CFXJSE_Value* pThis,
43                   const CFX_ByteStringC& szFuncName,
44                   CFXJSE_Arguments& args);
45   static void Mod(CFXJSE_Value* pThis,
46                   const CFX_ByteStringC& szFuncName,
47                   CFXJSE_Arguments& args);
48   static void Round(CFXJSE_Value* pThis,
49                     const CFX_ByteStringC& szFuncName,
50                     CFXJSE_Arguments& args);
51   static void Sum(CFXJSE_Value* pThis,
52                   const CFX_ByteStringC& szFuncName,
53                   CFXJSE_Arguments& args);
54   static void Date(CFXJSE_Value* pThis,
55                    const CFX_ByteStringC& szFuncName,
56                    CFXJSE_Arguments& args);
57   static void Date2Num(CFXJSE_Value* pThis,
58                        const CFX_ByteStringC& szFuncName,
59                        CFXJSE_Arguments& args);
60   static void DateFmt(CFXJSE_Value* pThis,
61                       const CFX_ByteStringC& szFuncName,
62                       CFXJSE_Arguments& args);
63   static void IsoDate2Num(CFXJSE_Value* pThis,
64                           const CFX_ByteStringC& szFuncName,
65                           CFXJSE_Arguments& args);
66   static void IsoTime2Num(CFXJSE_Value* pThis,
67                           const CFX_ByteStringC& szFuncName,
68                           CFXJSE_Arguments& args);
69   static void LocalDateFmt(CFXJSE_Value* pThis,
70                            const CFX_ByteStringC& szFuncName,
71                            CFXJSE_Arguments& args);
72   static void LocalTimeFmt(CFXJSE_Value* pThis,
73                            const CFX_ByteStringC& szFuncName,
74                            CFXJSE_Arguments& args);
75   static void Num2Date(CFXJSE_Value* pThis,
76                        const CFX_ByteStringC& szFuncName,
77                        CFXJSE_Arguments& args);
78   static void Num2GMTime(CFXJSE_Value* pThis,
79                          const CFX_ByteStringC& szFuncName,
80                          CFXJSE_Arguments& args);
81   static void Num2Time(CFXJSE_Value* pThis,
82                        const CFX_ByteStringC& szFuncName,
83                        CFXJSE_Arguments& args);
84   static void Time(CFXJSE_Value* pThis,
85                    const CFX_ByteStringC& szFuncName,
86                    CFXJSE_Arguments& args);
87   static void Time2Num(CFXJSE_Value* pThis,
88                        const CFX_ByteStringC& szFuncName,
89                        CFXJSE_Arguments& args);
90   static void TimeFmt(CFXJSE_Value* pThis,
91                       const CFX_ByteStringC& szFuncName,
92                       CFXJSE_Arguments& args);
93 
94   static bool IsIsoDateFormat(const FX_CHAR* pData,
95                               int32_t iLength,
96                               int32_t& iStyle,
97                               int32_t& iYear,
98                               int32_t& iMonth,
99                               int32_t& iDay);
100   static bool IsIsoTimeFormat(const FX_CHAR* pData,
101                               int32_t iLength,
102                               int32_t& iHour,
103                               int32_t& iMinute,
104                               int32_t& iSecond,
105                               int32_t& iMilliSecond,
106                               int32_t& iZoneHour,
107                               int32_t& iZoneMinute);
108   static bool IsIsoDateTimeFormat(const FX_CHAR* pData,
109                                   int32_t iLength,
110                                   int32_t& iYear,
111                                   int32_t& iMonth,
112                                   int32_t& iDay,
113                                   int32_t& iHour,
114                                   int32_t& iMinute,
115                                   int32_t& iSecond,
116                                   int32_t& iMillionSecond,
117                                   int32_t& iZoneHour,
118                                   int32_t& iZoneMinute);
119   static bool Local2IsoDate(CFXJSE_Value* pThis,
120                             const CFX_ByteStringC& szDate,
121                             const CFX_ByteStringC& szFormat,
122                             const CFX_ByteStringC& szLocale,
123                             CFX_ByteString& strIsoDate);
124   static bool Local2IsoTime(CFXJSE_Value* pThis,
125                             const CFX_ByteStringC& szTime,
126                             const CFX_ByteStringC& szFormat,
127                             const CFX_ByteStringC& szLocale,
128                             CFX_ByteString& strIsoTime);
129   static bool IsoDate2Local(CFXJSE_Value* pThis,
130                             const CFX_ByteStringC& szDate,
131                             const CFX_ByteStringC& szFormat,
132                             const CFX_ByteStringC& szLocale,
133                             CFX_ByteString& strLocalDate);
134   static bool IsoTime2Local(CFXJSE_Value* pThis,
135                             const CFX_ByteStringC& szTime,
136                             const CFX_ByteStringC& szFormat,
137                             const CFX_ByteStringC& szLocale,
138                             CFX_ByteString& strLocalTime);
139   static bool GetGMTTime(CFXJSE_Value* pThis,
140                          const CFX_ByteStringC& szTime,
141                          const CFX_ByteStringC& szFormat,
142                          const CFX_ByteStringC& szLocale,
143                          CFX_ByteString& strGMTTime);
144   static int32_t DateString2Num(const CFX_ByteStringC& szDateString);
145   static void GetLocalDateFormat(CFXJSE_Value* pThis,
146                                  int32_t iStyle,
147                                  const CFX_ByteStringC& szLocalStr,
148                                  CFX_ByteString& strFormat,
149                                  bool bStandard);
150   static void GetLocalTimeFormat(CFXJSE_Value* pThis,
151                                  int32_t iStyle,
152                                  const CFX_ByteStringC& szLocalStr,
153                                  CFX_ByteString& strFormat,
154                                  bool bStandard);
155   static void GetStandardDateFormat(CFXJSE_Value* pThis,
156                                     int32_t iStyle,
157                                     const CFX_ByteStringC& szLocalStr,
158                                     CFX_ByteString& strFormat);
159   static void GetStandardTimeFormat(CFXJSE_Value* pThis,
160                                     int32_t iStyle,
161                                     const CFX_ByteStringC& szLocalStr,
162                                     CFX_ByteString& strFormat);
163 
164   static void Num2AllTime(CFXJSE_Value* pThis,
165                           int32_t iTime,
166                           const CFX_ByteStringC& szFormat,
167                           const CFX_ByteStringC& szLocale,
168                           bool bGM,
169                           CFX_ByteString& strTime);
170   static void GetLocalTimeZone(int32_t& iHour, int32_t& iMin, int32_t& iSec);
171 
172   static void Apr(CFXJSE_Value* pThis,
173                   const CFX_ByteStringC& szFuncName,
174                   CFXJSE_Arguments& args);
175   static void CTerm(CFXJSE_Value* pThis,
176                     const CFX_ByteStringC& szFuncName,
177                     CFXJSE_Arguments& args);
178   static void FV(CFXJSE_Value* pThis,
179                  const CFX_ByteStringC& szFuncName,
180                  CFXJSE_Arguments& args);
181   static void IPmt(CFXJSE_Value* pThis,
182                    const CFX_ByteStringC& szFuncName,
183                    CFXJSE_Arguments& args);
184   static void NPV(CFXJSE_Value* pThis,
185                   const CFX_ByteStringC& szFuncName,
186                   CFXJSE_Arguments& args);
187   static void Pmt(CFXJSE_Value* pThis,
188                   const CFX_ByteStringC& szFuncName,
189                   CFXJSE_Arguments& args);
190   static void PPmt(CFXJSE_Value* pThis,
191                    const CFX_ByteStringC& szFuncName,
192                    CFXJSE_Arguments& args);
193   static void PV(CFXJSE_Value* pThis,
194                  const CFX_ByteStringC& szFuncName,
195                  CFXJSE_Arguments& args);
196   static void Rate(CFXJSE_Value* pThis,
197                    const CFX_ByteStringC& szFuncName,
198                    CFXJSE_Arguments& args);
199   static void Term(CFXJSE_Value* pThis,
200                    const CFX_ByteStringC& szFuncName,
201                    CFXJSE_Arguments& args);
202   static void Choose(CFXJSE_Value* pThis,
203                      const CFX_ByteStringC& szFuncName,
204                      CFXJSE_Arguments& args);
205   static void Exists(CFXJSE_Value* pThis,
206                      const CFX_ByteStringC& szFuncName,
207                      CFXJSE_Arguments& args);
208   static void HasValue(CFXJSE_Value* pThis,
209                        const CFX_ByteStringC& szFuncName,
210                        CFXJSE_Arguments& args);
211   static void Oneof(CFXJSE_Value* pThis,
212                     const CFX_ByteStringC& szFuncName,
213                     CFXJSE_Arguments& args);
214   static void Within(CFXJSE_Value* pThis,
215                      const CFX_ByteStringC& szFuncName,
216                      CFXJSE_Arguments& args);
217   static void If(CFXJSE_Value* pThis,
218                  const CFX_ByteStringC& szFuncName,
219                  CFXJSE_Arguments& args);
220   static void Eval(CFXJSE_Value* pThis,
221                    const CFX_ByteStringC& szFuncName,
222                    CFXJSE_Arguments& args);
223   static void Ref(CFXJSE_Value* pThis,
224                   const CFX_ByteStringC& szFuncName,
225                   CFXJSE_Arguments& args);
226   static void UnitType(CFXJSE_Value* pThis,
227                        const CFX_ByteStringC& szFuncName,
228                        CFXJSE_Arguments& args);
229   static void UnitValue(CFXJSE_Value* pThis,
230                         const CFX_ByteStringC& szFuncName,
231                         CFXJSE_Arguments& args);
232 
233   static void At(CFXJSE_Value* pThis,
234                  const CFX_ByteStringC& szFuncName,
235                  CFXJSE_Arguments& args);
236   static void Concat(CFXJSE_Value* pThis,
237                      const CFX_ByteStringC& szFuncName,
238                      CFXJSE_Arguments& args);
239   static void Decode(CFXJSE_Value* pThis,
240                      const CFX_ByteStringC& szFuncName,
241                      CFXJSE_Arguments& args);
242   static void DecodeURL(const CFX_ByteStringC& szURLString,
243                         CFX_ByteTextBuf& szResultBuf);
244   static void DecodeHTML(const CFX_ByteStringC& szHTMLString,
245                          CFX_ByteTextBuf& szResultBuf);
246   static void DecodeXML(const CFX_ByteStringC& szXMLString,
247                         CFX_ByteTextBuf& szResultBuf);
248   static void Encode(CFXJSE_Value* pThis,
249                      const CFX_ByteStringC& szFuncName,
250                      CFXJSE_Arguments& args);
251   static void EncodeURL(const CFX_ByteStringC& szURLString,
252                         CFX_ByteTextBuf& szResultBuf);
253   static void EncodeHTML(const CFX_ByteStringC& szHTMLString,
254                          CFX_ByteTextBuf& szResultBuf);
255   static void EncodeXML(const CFX_ByteStringC& szXMLString,
256                         CFX_ByteTextBuf& szResultBuf);
257   static bool HTMLSTR2Code(const CFX_WideStringC& pData, uint32_t& iCode);
258   static bool HTMLCode2STR(uint32_t iCode, CFX_WideString& wsHTMLReserve);
259   static void Format(CFXJSE_Value* pThis,
260                      const CFX_ByteStringC& szFuncName,
261                      CFXJSE_Arguments& args);
262   static void Left(CFXJSE_Value* pThis,
263                    const CFX_ByteStringC& szFuncName,
264                    CFXJSE_Arguments& args);
265   static void Len(CFXJSE_Value* pThis,
266                   const CFX_ByteStringC& szFuncName,
267                   CFXJSE_Arguments& args);
268   static void Lower(CFXJSE_Value* pThis,
269                     const CFX_ByteStringC& szFuncName,
270                     CFXJSE_Arguments& args);
271   static void Ltrim(CFXJSE_Value* pThis,
272                     const CFX_ByteStringC& szFuncName,
273                     CFXJSE_Arguments& args);
274   static void Parse(CFXJSE_Value* pThis,
275                     const CFX_ByteStringC& szFuncName,
276                     CFXJSE_Arguments& args);
277   static void Replace(CFXJSE_Value* pThis,
278                       const CFX_ByteStringC& szFuncName,
279                       CFXJSE_Arguments& args);
280   static void Right(CFXJSE_Value* pThis,
281                     const CFX_ByteStringC& szFuncName,
282                     CFXJSE_Arguments& args);
283   static void Rtrim(CFXJSE_Value* pThis,
284                     const CFX_ByteStringC& szFuncName,
285                     CFXJSE_Arguments& args);
286   static void Space(CFXJSE_Value* pThis,
287                     const CFX_ByteStringC& szFuncName,
288                     CFXJSE_Arguments& args);
289   static void Str(CFXJSE_Value* pThis,
290                   const CFX_ByteStringC& szFuncName,
291                   CFXJSE_Arguments& args);
292   static void Stuff(CFXJSE_Value* pThis,
293                     const CFX_ByteStringC& szFuncName,
294                     CFXJSE_Arguments& args);
295   static void Substr(CFXJSE_Value* pThis,
296                      const CFX_ByteStringC& szFuncName,
297                      CFXJSE_Arguments& args);
298   static void Uuid(CFXJSE_Value* pThis,
299                    const CFX_ByteStringC& szFuncName,
300                    CFXJSE_Arguments& args);
301   static void Upper(CFXJSE_Value* pThis,
302                     const CFX_ByteStringC& szFuncName,
303                     CFXJSE_Arguments& args);
304   static void WordNum(CFXJSE_Value* pThis,
305                       const CFX_ByteStringC& szFuncName,
306                       CFXJSE_Arguments& args);
307   static void TrillionUS(const CFX_ByteStringC& szData,
308                          CFX_ByteTextBuf& strBuf);
309   static void WordUS(const CFX_ByteStringC& szData,
310                      int32_t iStyle,
311                      CFX_ByteTextBuf& strBuf);
312 
313   static void Get(CFXJSE_Value* pThis,
314                   const CFX_ByteStringC& szFuncName,
315                   CFXJSE_Arguments& args);
316   static void Post(CFXJSE_Value* pThis,
317                    const CFX_ByteStringC& szFuncName,
318                    CFXJSE_Arguments& args);
319   static void Put(CFXJSE_Value* pThis,
320                   const CFX_ByteStringC& szFuncName,
321                   CFXJSE_Arguments& args);
322   static void assign_value_operator(CFXJSE_Value* pThis,
323                                     const CFX_ByteStringC& szFuncName,
324                                     CFXJSE_Arguments& args);
325   static void logical_or_operator(CFXJSE_Value* pThis,
326                                   const CFX_ByteStringC& szFuncName,
327                                   CFXJSE_Arguments& args);
328   static void logical_and_operator(CFXJSE_Value* pThis,
329                                    const CFX_ByteStringC& szFuncName,
330                                    CFXJSE_Arguments& args);
331   static void equality_operator(CFXJSE_Value* pThis,
332                                 const CFX_ByteStringC& szFuncName,
333                                 CFXJSE_Arguments& args);
334   static void notequality_operator(CFXJSE_Value* pThis,
335                                    const CFX_ByteStringC& szFuncName,
336                                    CFXJSE_Arguments& args);
337   static bool fm_ref_equal(CFXJSE_Value* pThis, CFXJSE_Arguments& args);
338   static void less_operator(CFXJSE_Value* pThis,
339                             const CFX_ByteStringC& szFuncName,
340                             CFXJSE_Arguments& args);
341   static void lessequal_operator(CFXJSE_Value* pThis,
342                                  const CFX_ByteStringC& szFuncName,
343                                  CFXJSE_Arguments& args);
344   static void greater_operator(CFXJSE_Value* pThis,
345                                const CFX_ByteStringC& szFuncName,
346                                CFXJSE_Arguments& args);
347   static void greaterequal_operator(CFXJSE_Value* pThis,
348                                     const CFX_ByteStringC& szFuncName,
349                                     CFXJSE_Arguments& args);
350   static void plus_operator(CFXJSE_Value* pThis,
351                             const CFX_ByteStringC& szFuncName,
352                             CFXJSE_Arguments& args);
353   static void minus_operator(CFXJSE_Value* pThis,
354                              const CFX_ByteStringC& szFuncName,
355                              CFXJSE_Arguments& args);
356   static void multiple_operator(CFXJSE_Value* pThis,
357                                 const CFX_ByteStringC& szFuncName,
358                                 CFXJSE_Arguments& args);
359   static void divide_operator(CFXJSE_Value* pThis,
360                               const CFX_ByteStringC& szFuncName,
361                               CFXJSE_Arguments& args);
362   static void positive_operator(CFXJSE_Value* pThis,
363                                 const CFX_ByteStringC& szFuncName,
364                                 CFXJSE_Arguments& args);
365   static void negative_operator(CFXJSE_Value* pThis,
366                                 const CFX_ByteStringC& szFuncName,
367                                 CFXJSE_Arguments& args);
368   static void logical_not_operator(CFXJSE_Value* pThis,
369                                    const CFX_ByteStringC& szFuncName,
370                                    CFXJSE_Arguments& args);
371   static void dot_accessor(CFXJSE_Value* pThis,
372                            const CFX_ByteStringC& szFuncName,
373                            CFXJSE_Arguments& args);
374   static void dotdot_accessor(CFXJSE_Value* pThis,
375                               const CFX_ByteStringC& szFuncName,
376                               CFXJSE_Arguments& args);
377   static void eval_translation(CFXJSE_Value* pThis,
378                                const CFX_ByteStringC& szFuncName,
379                                CFXJSE_Arguments& args);
380   static void is_fm_object(CFXJSE_Value* pThis,
381                            const CFX_ByteStringC& szFuncName,
382                            CFXJSE_Arguments& args);
383   static void is_fm_array(CFXJSE_Value* pThis,
384                           const CFX_ByteStringC& szFuncName,
385                           CFXJSE_Arguments& args);
386   static void get_fm_value(CFXJSE_Value* pThis,
387                            const CFX_ByteStringC& szFuncName,
388                            CFXJSE_Arguments& args);
389   static void get_fm_jsobj(CFXJSE_Value* pThis,
390                            const CFX_ByteStringC& szFuncName,
391                            CFXJSE_Arguments& args);
392   static void fm_var_filter(CFXJSE_Value* pThis,
393                             const CFX_ByteStringC& szFuncName,
394                             CFXJSE_Arguments& args);
395   static void concat_fm_object(CFXJSE_Value* pThis,
396                                const CFX_ByteStringC& szFuncName,
397                                CFXJSE_Arguments& args);
398 
399   static int32_t hvalue_get_array_length(CFXJSE_Value* pThis,
400                                          CFXJSE_Value* arg);
401   static bool simpleValueCompare(CFXJSE_Value* pThis,
402                                  CFXJSE_Value* firstValue,
403                                  CFXJSE_Value* secondValue);
404   static void unfoldArgs(
405       CFXJSE_Value* pThis,
406       CFXJSE_Arguments& args,
407       std::vector<std::unique_ptr<CFXJSE_Value>>* resultValues,
408       int32_t iStart = 0);
409   static void GetObjectDefaultValue(CFXJSE_Value* pObjectValue,
410                                     CFXJSE_Value* pDefaultValue);
411   static bool SetObjectDefaultValue(CFXJSE_Value* pObjectValue,
412                                     CFXJSE_Value* pNewValue);
413   static void GenerateSomExpression(const CFX_ByteStringC& szName,
414                                     int32_t iIndexFlags,
415                                     int32_t iIndexValue,
416                                     bool bIsStar,
417                                     CFX_ByteString& szSomExp);
418   static bool GetObjectForName(CFXJSE_Value* pThis,
419                                CFXJSE_Value* accessorValue,
420                                const CFX_ByteStringC& szAccessorName);
421   static int32_t ResolveObjects(CFXJSE_Value* pThis,
422                                 CFXJSE_Value* pParentValue,
423                                 const CFX_ByteStringC& bsSomExp,
424                                 XFA_RESOLVENODE_RS& resoveNodeRS,
425                                 bool bdotAccessor = true,
426                                 bool bHasNoResolveName = false);
427   static void ParseResolveResult(
428       CFXJSE_Value* pThis,
429       const XFA_RESOLVENODE_RS& resoveNodeRS,
430       CFXJSE_Value* pParentValue,
431       std::vector<std::unique_ptr<CFXJSE_Value>>* resultValues,
432       bool* bAttribute);
433 
434   static std::unique_ptr<CFXJSE_Value> GetSimpleValue(CFXJSE_Value* pThis,
435                                                       CFXJSE_Arguments& args,
436                                                       uint32_t index);
437   static bool ValueIsNull(CFXJSE_Value* pThis, CFXJSE_Value* pValue);
438   static int32_t ValueToInteger(CFXJSE_Value* pThis, CFXJSE_Value* pValue);
439   static FX_FLOAT ValueToFloat(CFXJSE_Value* pThis, CFXJSE_Value* pValue);
440   static FX_DOUBLE ValueToDouble(CFXJSE_Value* pThis, CFXJSE_Value* pValue);
441   static void ValueToUTF8String(CFXJSE_Value* pValue,
442                                 CFX_ByteString& outputValue);
443   static double ExtractDouble(CFXJSE_Value* pThis,
444                               CFXJSE_Value* src,
445                               bool* ret);
446 
447   static int32_t Translate(const CFX_WideStringC& wsFormcalc,
448                            CFX_WideTextBuf& wsJavascript,
449                            CFX_WideString& wsError);
450 
451   void GlobalPropertyGetter(CFXJSE_Value* pValue);
452 
453  private:
GetScriptRuntime()454   v8::Isolate* GetScriptRuntime() const { return m_pIsolate; }
GetDocument()455   CXFA_Document* GetDocument() const { return m_pDocument; }
456 
457   void ThrowNoDefaultPropertyException(const CFX_ByteStringC& name) const;
458   void ThrowCompilerErrorException() const;
459   void ThrowDivideByZeroException() const;
460   void ThrowServerDeniedException() const;
461   void ThrowPropertyNotInObjectException(const CFX_WideString& name,
462                                          const CFX_WideString& exp) const;
463   void ThrowArgumentMismatchException() const;
464   void ThrowParamCountMismatchException(const CFX_WideString& method) const;
465   void ThrowException(const FX_WCHAR* str, ...) const;
466 
467   v8::Isolate* m_pIsolate;
468   CFXJSE_Class* m_pFMClass;
469   std::unique_ptr<CFXJSE_Value> m_pValue;
470   CXFA_Document* const m_pDocument;
471 };
472 
473 #endif  // XFA_FXFA_FM2JS_XFA_FM2JSCONTEXT_H_
474