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      1 /*
      2  * Copyright (c) 2011-2015, Intel Corporation
      3  * All rights reserved.
      4  *
      5  * Redistribution and use in source and binary forms, with or without modification,
      6  * are permitted provided that the following conditions are met:
      7  *
      8  * 1. Redistributions of source code must retain the above copyright notice, this
      9  * list of conditions and the following disclaimer.
     10  *
     11  * 2. Redistributions in binary form must reproduce the above copyright notice,
     12  * this list of conditions and the following disclaimer in the documentation and/or
     13  * other materials provided with the distribution.
     14  *
     15  * 3. Neither the name of the copyright holder nor the names of its contributors
     16  * may be used to endorse or promote products derived from this software without
     17  * specific prior written permission.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
     20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     22  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
     23  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
     24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
     26  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
     28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 #include "XmlFileIncluderElement.h"
     31 #include "XmlDocSource.h"
     32 #include "XmlMemoryDocSink.h"
     33 #include "XmlElementSerializingContext.h"
     34 #include "ElementLibrary.h"
     35 #include <assert.h>
     36 #include <fstream>
     37 
     38 #define base CKindElement
     39 CXmlFileIncluderElement::CXmlFileIncluderElement(const std::string &strName,
     40                                                  const std::string &strKind,
     41                                                  bool bValidateWithSchemas,
     42                                                  const std::string &schemaBaseUri)
     43     : base(strName, strKind), _bValidateSchemasOnStart(bValidateWithSchemas),
     44       _schemaBaseUri(schemaBaseUri)
     45 {
     46 }
     47 
     48 // From IXmlSink
     49 bool CXmlFileIncluderElement::fromXml(const CXmlElement &xmlElement,
     50                                       CXmlSerializingContext &serializingContext)
     51 {
     52     // Context
     53     CXmlElementSerializingContext &elementSerializingContext =
     54         static_cast<CXmlElementSerializingContext &>(serializingContext);
     55 
     56     // Parse included document
     57     std::string strPath;
     58     xmlElement.getAttribute("Path", strPath);
     59     strPath = CXmlDocSource::mkUri(elementSerializingContext.getXmlUri(), strPath);
     60 
     61     // Instantiate parser
     62     std::string strIncludedElementType = getIncludedElementType();
     63     {
     64         _xmlDoc *doc = CXmlDocSource::mkXmlDoc(strPath, true, true, elementSerializingContext);
     65 
     66         CXmlDocSource docSource(doc, _bValidateSchemasOnStart, strIncludedElementType);
     67 
     68         if (not _schemaBaseUri.empty()) {
     69             docSource.setSchemaBaseUri(_schemaBaseUri);
     70         }
     71 
     72         if (!docSource.isParsable()) {
     73 
     74             elementSerializingContext.setError("Could not parse document \"" + strPath + "\"");
     75 
     76             return false;
     77         }
     78 
     79         // Get top level element
     80         CXmlElement childElement;
     81 
     82         docSource.getRootElement(childElement);
     83 
     84         // Create child element
     85         CElement *pChild =
     86             elementSerializingContext.getElementLibrary()->createElement(childElement);
     87 
     88         if (pChild) {
     89 
     90             // Store created child!
     91             getParent()->addChild(pChild);
     92         } else {
     93 
     94             elementSerializingContext.setError("Unable to create XML element " +
     95                                                childElement.getPath());
     96 
     97             return false;
     98         }
     99 
    100         // Use a doc sink that instantiate the structure from the doc source
    101         CXmlMemoryDocSink memorySink(pChild);
    102 
    103         if (!memorySink.process(docSource, elementSerializingContext)) {
    104 
    105             return false;
    106         }
    107     }
    108     // Detach from parent
    109     getParent()->removeChild(this);
    110 
    111     // Self destroy
    112     delete this;
    113 
    114     return true;
    115 }
    116 
    117 // Element type
    118 std::string CXmlFileIncluderElement::getIncludedElementType() const
    119 {
    120     std::string strKind = getKind();
    121 
    122     std::string::size_type pos = strKind.rfind("Include", std::string::npos);
    123 
    124     assert(pos != std::string::npos);
    125 
    126     return strKind.substr(0, pos);
    127 }
    128