//-----------------------------------------------------------------------

// Copyright 2011 Ciaran McHale.

//

// Permission is hereby granted, free of charge, to any person obtaining

// a copy of this software and associated documentation files (the

// "Software"), to deal in the Software without restriction, including

// without limitation the rights to use, copy, modify, merge, publish,

// distribute, sublicense, and/or sell copies of the Software, and to

// permit persons to whom the Software is furnished to do so, subject to

// the following conditions.

//

// The above copyright notice and this permission notice shall be

// included in all copies or substantial portions of the Software.

//

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,

// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND

// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS

// BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN

// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

// SOFTWARE.

//----------------------------------------------------------------------

#include "SchemaTypeTable.h"

namespace CONFIG4CPP_NAMESPACE {

void

SchemaTypeTable::checkRule(

const SchemaValidator * sv,

const Configuration * cfg,

const char * typeName,

const StringVector & typeArgs,

const char * rule) const throw(ConfigurationException)

{

StringBuffer msg;

int i;

int len;

const char * columnType;

SchemaType * typeDef;

//--------

// Check there is at least one pair of column-type, column-name

// arguments.

//--------

len = typeArgs.length();

if ((len == 0) || (len % 2 != 0)) {

msg << "the '" << typeName << "' type requires pairs of column-type "

<< "and column-name arguments in " << "rule '" << rule << "'";

throw ConfigurationException(msg.c_str());

}

//--------

// Check that all the column-type arguments are valid types.

//--------

for (i = 0; i < len; i+=2) {

columnType = typeArgs[i+0];

typeDef = findType(sv, columnType);

if (typeDef == 0) {

msg << "unknown type '" << columnType << "' in rule '"

<< rule << "'";

throw ConfigurationException(msg.c_str());

}

switch (typeDef->cfgType()) {

case Configuration::CFG_STRING:

break;

case Configuration::CFG_LIST:

msg << "you cannot embed a list type ('" << columnType

<< "') inside a table in rule '" << rule << "'";

throw ConfigurationException(msg.c_str());

case Configuration::CFG_SCOPE:

msg << "you cannot embed a scope type ('" << columnType

<< "') inside a table in rule '" << rule << "'";

throw ConfigurationException(msg.c_str());

default:

assert(0); // Bug!

}

}

}

void

SchemaTypeTable::validate(

const SchemaValidator * sv,

const Configuration * cfg,

const char * scope,

const char * name,

const char * typeName,

const char * origTypeName,

const StringVector & typeArgs,

int indentLevel) const

throw(ConfigurationException)

{

StringBuffer msg;

StringBuffer errSuffix;

StringBuffer fullyScopedName;

const char ** list;

const char * colValue;

const char * colTypeName;

int i;

int listSize;

int typeArgsSize;

int colNameIndex;

int typeIndex;

int rowNum;

int numColumns;

SchemaType * colTypeDef;

StringVector emptyArgs;

bool ok;

const char * sep;

//--------

// Check that the length of the list is a multiple of the number

// of columns in the table.

//--------

typeArgsSize = typeArgs.length();

assert(typeArgsSize != 0);

assert(typeArgsSize % 2 == 0);

numColumns = typeArgsSize / 2;

cfg->lookupList(scope, name, list, listSize);

if (listSize % numColumns != 0) {

cfg->mergeNames(scope, name, fullyScopedName);

msg << cfg->fileName() << ": the number of entries in the '"

<< fullyScopedName << "' " << typeName

<< " is not a multiple of " << numColumns;

throw ConfigurationException(msg.c_str());

}

//--------

// Check each item in the list is of the type specified for its column

//--------

for (i = 0; i < listSize; i++) {

typeIndex = (i * 2 + 0) % typeArgsSize;

colNameIndex = (i * 2 + 1) % typeArgsSize;

rowNum = (i / numColumns) + 1;

colValue = list[i];

colTypeName = typeArgs[typeIndex];

colTypeDef = findType(sv, colTypeName);

ok = callIsA(colTypeDef, sv, cfg, colValue, colTypeName, emptyArgs,

indentLevel + 1, errSuffix);

if (!ok) {

if (errSuffix.length() == 0) {

sep = "";

} else {

sep = "; ";

}

cfg->mergeNames(scope, name, fullyScopedName);

msg << cfg->fileName() << ": bad " << colTypeName << " value ('"

<< colValue << "') for the '" << typeArgs[colNameIndex]

<< "' column in row " << rowNum << " of the '"

<< fullyScopedName << "' " << typeName << sep << errSuffix;

throw ConfigurationException(msg.c_str());

}

}

}

}; // namespace CONFIG4CPP_NAMESPACE