PLaneGCSSolver: It is not necessary to adjust Angle constraint (issue #1536)

[modules/shaper.git] / src / ParametersPlugin / ParametersPlugin_Validators.cpp

diff --git a/src/ParametersPlugin/ParametersPlugin_Validators.cpp b/src/ParametersPlugin/ParametersPlugin_Validators.cpp
index dc7eb066ca19d5c8afd06b29b38ce0e779169faa..d751c36bae268a1369436ca1c95d3eacb03e4cfe 100644 (file)
--- a/src/ParametersPlugin/ParametersPlugin_Validators.cpp
+++ b/src/ParametersPlugin/ParametersPlugin_Validators.cpp
@@ -7,13 +7,15 @@
 
 #include <ParametersPlugin_Validators.h>
 
+#include <ParametersPlugin_Parameter.h>
+
 #include <ModelAPI_AttributeString.h>
 #include <ModelAPI_Feature.h>
 #include <ModelAPI_ResultParameter.h>
+#include <ModelAPI_Tools.h>
 
 ParametersPlugin_VariableValidator::ParametersPlugin_VariableValidator()
 {
-  myPyVariableRegex = std::regex("[_a-zA-Z][a-zA-Z0-9_]*");
 }
 
 ParametersPlugin_VariableValidator::~ParametersPlugin_VariableValidator()
@@ -21,11 +23,64 @@ ParametersPlugin_VariableValidator::~ParametersPlugin_VariableValidator()
 }
 
 bool ParametersPlugin_VariableValidator::isValid(const AttributePtr& theAttribute,
-                                                 const std::list<std::string>& theArguments) const
+                                                 const std::list<std::string>& theArguments,
+                                                 std::string& theError) const
 {
   AttributeStringPtr aStrAttr = std::dynamic_pointer_cast<ModelAPI_AttributeString>(theAttribute);
-  bool result = std::regex_match(aStrAttr->value(), myPyVariableRegex);
-  return result;
+  if (!aStrAttr->isInitialized()) {
+    theError = "Attribute \"" + aStrAttr->id() + "\" is not initialized.";
+    return false;
+  }
+  bool isEmptyExpr = aStrAttr->value().empty();
+  if (isEmptyExpr) {
+    theError = "Attribute \"" + aStrAttr->id() + "\" value is empty.";
+    return false;
+  }
+  if (!isVariable(aStrAttr->value())) {
+    theError = "Incorrect variable name.";
+    return false;
+  } 
+  if (!isUnique(theAttribute, aStrAttr->value())) {
+    theError = "Variable name is not unique.";
+    return false;
+  }
+  return true;
+}
+
+bool ParametersPlugin_VariableValidator::isVariable(const std::string& theString) const
+{
+  if (theString.empty())
+    return false;
+  std::string::const_iterator it = theString.begin();
+  if (!(isalpha(*it) || (*it) == '_') || it == theString.end())
+    return false;
+  it++;
+  for ( ; it != theString.end(); ++it ) {
+    if(!(isalnum(*it) || (*it) == '_')) {
+      return false;
+    }
+  }
+  return true;
+}
+
+bool ParametersPlugin_VariableValidator::isUnique(const AttributePtr& theAttribute,
+                                                  const std::string& theString) const
+{
+  DocumentPtr aDocument = theAttribute->owner()->document();
+  for (int anIndex = 0, aSize = aDocument->size(ModelAPI_ResultParameter::group());
+       anIndex < aSize; ++anIndex) {
+    ObjectPtr aParamObj = aDocument->object(ModelAPI_ResultParameter::group(), anIndex);
+    if (aParamObj->data()->name() != theString)
+      continue;
+    ResultParameterPtr aParam = std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aParamObj);
+    if (!aParam.get())
+      continue;
+    FeaturePtr aFeature = ModelAPI_Feature::feature(aParam);
+    if (aFeature == theAttribute->owner())
+      continue;
+    return false;
+  }
+  return true;
 }
 
 ParametersPlugin_ExpressionValidator::ParametersPlugin_ExpressionValidator()
@@ -39,20 +94,30 @@ ParametersPlugin_ExpressionValidator::~ParametersPlugin_ExpressionValidator()
 }
 
 bool ParametersPlugin_ExpressionValidator::isValid(const AttributePtr& theAttribute,
-                                                  const std::list<std::string>& theArguments) const
+                                                   const std::list<std::string>& theArguments,
+                                                   std::string& theError) const
 {
   FeaturePtr aFeature = std::dynamic_pointer_cast<ModelAPI_Feature>(theAttribute->owner());
   ResultParameterPtr aParam =
       std::dynamic_pointer_cast<ModelAPI_ResultParameter>(aFeature->firstResult());
 
   AttributeStringPtr aStrAttr =
-    std::dynamic_pointer_cast<ModelAPI_AttributeString>(theAttribute);
+      std::dynamic_pointer_cast<ModelAPI_AttributeString>(theAttribute);
+  if (!aStrAttr->isInitialized()) {
+    theError = "Attribute \"" + aStrAttr->id() + "\" is not initialized.";
+    return false;
+  }
   bool isEmptyExpr = aStrAttr->value().empty();
-  if(isEmptyExpr)
+  if (isEmptyExpr) {
+    theError = "Expression is empty.";
     return false;
+  }
 
-  if(!aParam.get())
+  if (!aParam.get()) {
+    theError = "Result is empty.";
     return false;
+  }
 
-  return aFeature->error().empty();
+  theError = aFeature->string(ParametersPlugin_Parameter::EXPRESSION_ERROR_ID())->value();
+  return theError.empty();
 }