diff options
Diffstat (limited to 'xfa/fxfa/fm2js/cxfa_fmsimpleexpression.cpp')
| -rw-r--r-- | xfa/fxfa/fm2js/cxfa_fmsimpleexpression.cpp | 203 |
1 files changed, 102 insertions, 101 deletions
diff --git a/xfa/fxfa/fm2js/cxfa_fmsimpleexpression.cpp b/xfa/fxfa/fm2js/cxfa_fmsimpleexpression.cpp index e34d4ba127..63d3d6a23b 100644 --- a/xfa/fxfa/fm2js/cxfa_fmsimpleexpression.cpp +++ b/xfa/fxfa/fm2js/cxfa_fmsimpleexpression.cpp @@ -80,12 +80,12 @@ XFA_FM_TOKEN CXFA_FMSimpleExpression::GetOperatorToken() const { CXFA_FMNullExpression::CXFA_FMNullExpression() : CXFA_FMSimpleExpression(TOKnull) {} -bool CXFA_FMNullExpression::ToJavaScript(CFX_WideTextBuf& js, ReturnType type) { +bool CXFA_FMNullExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) return false; - js << L"null"; + *js << L"null"; return !CXFA_IsTooBig(js); } @@ -94,13 +94,13 @@ CXFA_FMNumberExpression::CXFA_FMNumberExpression(WideStringView wsNumber) CXFA_FMNumberExpression::~CXFA_FMNumberExpression() = default; -bool CXFA_FMNumberExpression::ToJavaScript(CFX_WideTextBuf& js, +bool CXFA_FMNumberExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) return false; - js << m_wsNumber; + *js << m_wsNumber; return !CXFA_IsTooBig(js); } @@ -109,7 +109,7 @@ CXFA_FMStringExpression::CXFA_FMStringExpression(WideStringView wsString) CXFA_FMStringExpression::~CXFA_FMStringExpression() = default; -bool CXFA_FMStringExpression::ToJavaScript(CFX_WideTextBuf& js, +bool CXFA_FMStringExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) @@ -117,29 +117,29 @@ bool CXFA_FMStringExpression::ToJavaScript(CFX_WideTextBuf& js, WideString tempStr(m_wsString); if (tempStr.GetLength() <= 2) { - js << tempStr; + *js << tempStr; return !CXFA_IsTooBig(js); } - js << L"\""; + *js << L"\""; for (size_t i = 1; i < tempStr.GetLength() - 1; i++) { wchar_t oneChar = tempStr[i]; switch (oneChar) { case L'\"': ++i; - js << L"\\\""; + *js << L"\\\""; break; case 0x0d: break; case 0x0a: - js << L"\\n"; + *js << L"\\n"; break; default: - js.AppendChar(oneChar); + js->AppendChar(oneChar); break; } } - js << L"\""; + *js << L"\""; return !CXFA_IsTooBig(js); } @@ -149,32 +149,33 @@ CXFA_FMIdentifierExpression::CXFA_FMIdentifierExpression( CXFA_FMIdentifierExpression::~CXFA_FMIdentifierExpression() = default; -bool CXFA_FMIdentifierExpression::ToJavaScript(CFX_WideTextBuf& js, +bool CXFA_FMIdentifierExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) return false; if (m_wsIdentifier == L"$") - js << L"this"; + *js << L"this"; else if (m_wsIdentifier == L"!") - js << L"xfa.datasets"; + *js << L"xfa.datasets"; else if (m_wsIdentifier == L"$data") - js << L"xfa.datasets.data"; + *js << L"xfa.datasets.data"; else if (m_wsIdentifier == L"$event") - js << L"xfa.event"; + *js << L"xfa.event"; else if (m_wsIdentifier == L"$form") - js << L"xfa.form"; + *js << L"xfa.form"; else if (m_wsIdentifier == L"$host") - js << L"xfa.host"; + *js << L"xfa.host"; else if (m_wsIdentifier == L"$layout") - js << L"xfa.layout"; + *js << L"xfa.layout"; else if (m_wsIdentifier == L"$template") - js << L"xfa.template"; + *js << L"xfa.template"; else if (m_wsIdentifier[0] == L'!') - js << L"pfm__excl__" + m_wsIdentifier.Right(m_wsIdentifier.GetLength() - 1); + *js << L"pfm__excl__" + + m_wsIdentifier.Right(m_wsIdentifier.GetLength() - 1); else - js << m_wsIdentifier; + *js << m_wsIdentifier; return !CXFA_IsTooBig(js); } @@ -189,35 +190,35 @@ CXFA_FMAssignExpression::CXFA_FMAssignExpression( CXFA_FMAssignExpression::~CXFA_FMAssignExpression() = default; -bool CXFA_FMAssignExpression::ToJavaScript(CFX_WideTextBuf& js, +bool CXFA_FMAssignExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) return false; CFX_WideTextBuf tempExp1; - if (!m_pExp1->ToJavaScript(tempExp1, ReturnType::kInfered)) + if (!m_pExp1->ToJavaScript(&tempExp1, ReturnType::kInfered)) return false; - js << L"if (pfm_rt.is_obj(" << tempExp1 << L"))\n{\n"; + *js << L"if (pfm_rt.is_obj(" << tempExp1 << L"))\n{\n"; if (type == ReturnType::kImplied) - js << L"pfm_ret = "; + *js << L"pfm_ret = "; CFX_WideTextBuf tempExp2; - if (!m_pExp2->ToJavaScript(tempExp2, ReturnType::kInfered)) + if (!m_pExp2->ToJavaScript(&tempExp2, ReturnType::kInfered)) return false; - js << L"pfm_rt.asgn_val_op(" << tempExp1 << L", " << tempExp2 << L");\n}\n"; + *js << L"pfm_rt.asgn_val_op(" << tempExp1 << L", " << tempExp2 << L");\n}\n"; if (m_pExp1->GetOperatorToken() == TOKidentifier && tempExp1.AsStringView() != L"this") { - js << L"else\n{\n"; + *js << L"else\n{\n"; if (type == ReturnType::kImplied) - js << L"pfm_ret = "; + *js << L"pfm_ret = "; - js << tempExp1 << L" = pfm_rt.asgn_val_op"; - js << L"(" << tempExp1 << L", " << tempExp2 << L");\n"; - js << L"}\n"; + *js << tempExp1 << L" = pfm_rt.asgn_val_op"; + *js << L"(" << tempExp1 << L", " << tempExp2 << L");\n"; + *js << L"}\n"; } return !CXFA_IsTooBig(js); } @@ -234,18 +235,18 @@ CXFA_FMBinExpression::CXFA_FMBinExpression( CXFA_FMBinExpression::~CXFA_FMBinExpression() = default; -bool CXFA_FMBinExpression::ToJavaScript(CFX_WideTextBuf& js, ReturnType type) { +bool CXFA_FMBinExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) return false; - js << L"pfm_rt." << m_OpName << L"("; + *js << L"pfm_rt." << m_OpName << L"("; if (!m_pExp1->ToJavaScript(js, ReturnType::kInfered)) return false; - js << L", "; + *js << L", "; if (!m_pExp2->ToJavaScript(js, ReturnType::kInfered)) return false; - js << L")"; + *js << L")"; return !CXFA_IsTooBig(js); } @@ -365,16 +366,16 @@ CXFA_FMUnaryExpression::CXFA_FMUnaryExpression( CXFA_FMUnaryExpression::~CXFA_FMUnaryExpression() = default; -bool CXFA_FMUnaryExpression::ToJavaScript(CFX_WideTextBuf& js, +bool CXFA_FMUnaryExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) return false; - js << L"pfm_rt." << m_OpName.c_str() << L"("; + *js << L"pfm_rt." << m_OpName.c_str() << L"("; if (!m_pExp->ToJavaScript(js, ReturnType::kInfered)) return false; - js << L")"; + *js << L")"; return !CXFA_IsTooBig(js); } @@ -434,47 +435,47 @@ uint32_t CXFA_FMCallExpression::IsMethodWithObjParam( return 0; } -bool CXFA_FMCallExpression::ToJavaScript(CFX_WideTextBuf& js, ReturnType type) { +bool CXFA_FMCallExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) return false; CFX_WideTextBuf funcName; - if (!m_pExp->ToJavaScript(funcName, ReturnType::kInfered)) + if (!m_pExp->ToJavaScript(&funcName, ReturnType::kInfered)) return false; if (m_bIsSomMethod) { - js << funcName << L"("; + *js << funcName << L"("; uint32_t methodPara = IsMethodWithObjParam(funcName.MakeString()); if (methodPara > 0) { for (size_t i = 0; i < m_Arguments.size(); ++i) { // Currently none of our expressions use objects for a parameter over // the 6th. Make sure we don't overflow the shift when doing this // check. If we ever need more the 32 object params we can revisit. - js << L"pfm_rt.get_"; + *js << L"pfm_rt.get_"; if (i < 32 && (methodPara & (0x01 << i)) > 0) - js << L"jsobj"; + *js << L"jsobj"; else - js << L"val"; + *js << L"val"; - js << L"("; + *js << L"("; if (!m_Arguments[i]->ToJavaScript(js, ReturnType::kInfered)) return false; - js << L")"; + *js << L")"; if (i + 1 < m_Arguments.size()) - js << L", "; + *js << L", "; } } else { for (const auto& expr : m_Arguments) { - js << L"pfm_rt.get_val("; + *js << L"pfm_rt.get_val("; if (!expr->ToJavaScript(js, ReturnType::kInfered)) return false; - js << L")"; + *js << L")"; if (expr != m_Arguments.back()) - js << L", "; + *js << L", "; } } - js << L")"; + *js << L")"; return !CXFA_IsTooBig(js); } @@ -490,38 +491,38 @@ bool CXFA_FMCallExpression::ToJavaScript(CFX_WideTextBuf& js, ReturnType type) { if (funcName.AsStringView() == L"Eval") { isEvalFunc = true; - js << L"eval.call(this, pfm_rt.Translate"; + *js << L"eval.call(this, pfm_rt.Translate"; } else { if (funcName.AsStringView() == L"Exists") isExistsFunc = true; - js << L"pfm_rt." << funcName; + *js << L"pfm_rt." << funcName; } - js << L"("; + *js << L"("; if (isExistsFunc) { - js << L"\n(\nfunction ()\n{\ntry\n{\n"; + *js << L"\n(\nfunction ()\n{\ntry\n{\n"; if (!m_Arguments.empty()) { - js << L"return "; + *js << L"return "; if (!m_Arguments[0]->ToJavaScript(js, ReturnType::kInfered)) return false; - js << L";\n}\n"; + *js << L";\n}\n"; } else { - js << L"return 0;\n}\n"; + *js << L"return 0;\n}\n"; } - js << L"catch(accessExceptions)\n"; - js << L"{\nreturn 0;\n}\n}\n).call(this)\n"; + *js << L"catch(accessExceptions)\n"; + *js << L"{\nreturn 0;\n}\n}\n).call(this)\n"; } else { for (const auto& expr : m_Arguments) { if (!expr->ToJavaScript(js, ReturnType::kInfered)) return false; if (expr != m_Arguments.back()) - js << L", "; + *js << L", "; } } - js << L")"; + *js << L")"; if (isEvalFunc) - js << L")"; + *js << L")"; return !CXFA_IsTooBig(js); } @@ -538,42 +539,42 @@ CXFA_FMDotAccessorExpression::CXFA_FMDotAccessorExpression( CXFA_FMDotAccessorExpression::~CXFA_FMDotAccessorExpression() = default; -bool CXFA_FMDotAccessorExpression::ToJavaScript(CFX_WideTextBuf& js, +bool CXFA_FMDotAccessorExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) return false; - js << L"pfm_rt.dot_acc("; + *js << L"pfm_rt.dot_acc("; CFX_WideTextBuf tempExp1; if (m_pExp1) { - if (!m_pExp1->ToJavaScript(tempExp1, ReturnType::kInfered)) + if (!m_pExp1->ToJavaScript(&tempExp1, ReturnType::kInfered)) return false; - js << tempExp1; + *js << tempExp1; } else { - js << L"null"; + *js << L"null"; } - js << L", \""; + *js << L", \""; if (m_pExp1 && m_pExp1->GetOperatorToken() == TOKidentifier) - js << tempExp1; + *js << tempExp1; - js << L"\", "; + *js << L"\", "; if (m_op == TOKdotscream) - js << L"\"#" << m_wsIdentifier << L"\", "; + *js << L"\"#" << m_wsIdentifier << L"\", "; else if (m_op == TOKdotstar) - js << L"\"*\", "; + *js << L"\"*\", "; else if (m_op == TOKcall) - js << L"\"\", "; + *js << L"\"\", "; else - js << L"\"" << m_wsIdentifier << L"\", "; + *js << L"\"" << m_wsIdentifier << L"\", "; if (!m_pExp2->ToJavaScript(js, ReturnType::kInfered)) return false; - js << L")"; + *js << L")"; return !CXFA_IsTooBig(js); } @@ -588,7 +589,7 @@ CXFA_FMIndexExpression::CXFA_FMIndexExpression( CXFA_FMIndexExpression::~CXFA_FMIndexExpression() = default; -bool CXFA_FMIndexExpression::ToJavaScript(CFX_WideTextBuf& js, +bool CXFA_FMIndexExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) @@ -596,29 +597,29 @@ bool CXFA_FMIndexExpression::ToJavaScript(CFX_WideTextBuf& js, switch (m_accessorIndex) { case ACCESSOR_NO_INDEX: - js << L"0"; + *js << L"0"; break; case ACCESSOR_NO_RELATIVEINDEX: - js << L"1"; + *js << L"1"; break; case ACCESSOR_POSITIVE_INDEX: - js << L"2"; + *js << L"2"; break; case ACCESSOR_NEGATIVE_INDEX: - js << L"3"; + *js << L"3"; break; default: - js << L"0"; + *js << L"0"; } if (m_bIsStarIndex) return !CXFA_IsTooBig(js); - js << L", "; + *js << L", "; if (m_pExp) { if (!m_pExp->ToJavaScript(js, ReturnType::kInfered)) return false; } else { - js << L"0"; + *js << L"0"; } return !CXFA_IsTooBig(js); } @@ -635,25 +636,25 @@ CXFA_FMDotDotAccessorExpression::CXFA_FMDotDotAccessorExpression( CXFA_FMDotDotAccessorExpression::~CXFA_FMDotDotAccessorExpression() = default; -bool CXFA_FMDotDotAccessorExpression::ToJavaScript(CFX_WideTextBuf& js, +bool CXFA_FMDotDotAccessorExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) return false; - js << L"pfm_rt.dotdot_acc("; + *js << L"pfm_rt.dotdot_acc("; if (!m_pExp1->ToJavaScript(js, ReturnType::kInfered)) return false; - js << L", " << L"\""; + *js << L", " << L"\""; if (m_pExp1->GetOperatorToken() == TOKidentifier) { if (!m_pExp1->ToJavaScript(js, ReturnType::kInfered)) return false; } - js << L"\", \"" << m_wsIdentifier << L"\", "; + *js << L"\", \"" << m_wsIdentifier << L"\", "; if (!m_pExp2->ToJavaScript(js, ReturnType::kInfered)) return false; - js << L")"; + *js << L")"; return !CXFA_IsTooBig(js); } @@ -666,27 +667,27 @@ CXFA_FMMethodCallExpression::CXFA_FMMethodCallExpression( CXFA_FMMethodCallExpression::~CXFA_FMMethodCallExpression() = default; -bool CXFA_FMMethodCallExpression::ToJavaScript(CFX_WideTextBuf& js, +bool CXFA_FMMethodCallExpression::ToJavaScript(CFX_WideTextBuf* js, ReturnType type) { CXFA_FMToJavaScriptDepth depthManager; if (CXFA_IsTooBig(js) || !depthManager.IsWithinMaxDepth()) return false; CFX_WideTextBuf buf; - if (!m_pExp1->ToJavaScript(buf, ReturnType::kInfered)) + if (!m_pExp1->ToJavaScript(&buf, ReturnType::kInfered)) return false; - js << L"(function() {\n"; - js << L" return pfm_method_runner(" << buf << L", function(obj) {\n"; - js << L" return obj."; + *js << L"(function() {\n"; + *js << L" return pfm_method_runner(" << buf << L", function(obj) {\n"; + *js << L" return obj."; if (!m_pExp2->ToJavaScript(js, ReturnType::kInfered)) return false; - js << L";\n"; - js << L" });\n"; - js << L"}).call(this)"; + *js << L";\n"; + *js << L" });\n"; + *js << L"}).call(this)"; return !CXFA_IsTooBig(js); } -bool CXFA_IsTooBig(const CFX_WideTextBuf& javascript) { - return javascript.GetSize() >= 256 * 1024 * 1024; +bool CXFA_IsTooBig(const CFX_WideTextBuf* js) { + return js->GetSize() >= 256 * 1024 * 1024; } |