1 /*

     2 * Copyright (c) 2010 Kanrikogaku Kenkyusho, Ltd.

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the License "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Kanrikogaku Kenkyusho, Ltd. - Initial contribution

    11 *

    12 * Contributors:

    13 *

    14 * Description:  

    15 *

    16 */

    17 

    18 // INCLUDE FILES

    19 #include <eikenv.h>

    20 #include <f32file.h>

    21 #include <xmlengelement.h>

    22 #include <xmlengattr.h>

    23 #include <xmlengnodelist.h>

    24 

    25 #include "DirectPrintModel.h"

    26 #include "directprintprinterinforeader.h"

    27 

    28 CDirectPrintPrinterInfoReader::CDirectPrintPrinterInfoReader(CDirectPrintModel& aModel)

    29 	: iModel(aModel)

    30 	{

    31 	}

    32 

    33 CDirectPrintPrinterInfoReader::~CDirectPrintPrinterInfoReader()

    34 	{

    35 	if (iXmlEngDoc.NotNull()) 

    36 		{

    37 		iXmlEngDoc.Close();

    38 		iXmlParser.Close();

    39 		iXmlDomImpl.Close();

    40 		}

    41 	}

    42 

    43 CDirectPrintPrinterInfoReader* CDirectPrintPrinterInfoReader::NewL(CDirectPrintModel& aModel)

    44 	{

    45 	CDirectPrintPrinterInfoReader* self = CDirectPrintPrinterInfoReader::NewLC(aModel);

    46 	CleanupStack::Pop(self);

    47 	return self;

    48 	}

    49 

    50 CDirectPrintPrinterInfoReader* CDirectPrintPrinterInfoReader::NewLC(CDirectPrintModel& aModel)

    51 	{

    52 	CDirectPrintPrinterInfoReader* self = new(ELeave) CDirectPrintPrinterInfoReader(aModel);

    53 	CleanupStack::PushL(self);

    54 	self->ConstructL();

    55 	return self;

    56 	}

    57 

    58 void CDirectPrintPrinterInfoReader::ConstructL()

    59 	{

    60 	iXmlDomImpl.OpenL();

    61 	TInt err = iXmlParser.Open(iXmlDomImpl);

    62 	User::LeaveIfError(err);

    63 	}

    64 

    65 void CDirectPrintPrinterInfoReader::ReadPrinterInfoL()

    66 	{

    67 	TDirectPrintPrinterData printer;

    68 	iModel.GetPrinterDataL(0, printer);

    69 

    70 	_LIT( KFilePath, "c:\\printers\\*.xml");

    71 	_LIT( KFilePathFormat, "c:\\printers\\%S");

    72 

    73 	CDir* fileList;

    74 	const TUint KMask = KEntryAttNormal|KEntryAttReadOnly|KEntryAttHidden|KEntryAttSystem;

    75 	User::LeaveIfError(CEikonEnv::Static()->FsSession().GetDir(KFilePath, KMask, ESortByName, fileList));

    76 	CleanupStack::PushL(fileList);

    77 

    78 	TInt count = fileList->Count();

    79 	for (TInt i=0; i<count; i++)

    80 		{

    81 		TFileName filename;

    82 		filename.Format(KFilePathFormat, &(*fileList)[i].iName);

    83 		ReadXmlDataL(filename);

    84 

    85 		// Check XML file for current printer driver

    86 		if (CheckManufactureL(printer.iDriverName))

    87 			{

    88 			break;

    89 			}

    90 		else

    91 			{

    92 		    iXmlEngDoc.Close();

    93 			}

    94 		}

    95 

    96 	CleanupStack::PopAndDestroy(); // fileList

    97 	}

    98 

    99 void CDirectPrintPrinterInfoReader::GetManufactureL(TDes& aManufacture)

   100 	{

   101 	if (iXmlEngDoc.NotNull()) 

   102 		{

   103 		_LIT8(KElementManufacture, "Manufacture");

   104 

   105 		TXmlEngElement element = iXmlEngDoc.DocumentElement().FirstChild().AsElement();

   106 

   107 		while (element.NotNull())

   108 			{

   109 			TBuf<50> elementName;

   110 			elementName.Copy(element.Name());

   111 			if (element.Name().CompareF(KElementManufacture()) == 0)

   112 				{

   113 				aManufacture.Copy(element.Value());

   114 				break;

   115 				}

   116 

   117 			element = element.NextSibling().AsElement();

   118 			}

   119 		}

   120 	}

   121 

   122 TUid CDirectPrintPrinterInfoReader::GetDriverL(TDesC& aId)

   123 	{

   124 	TUint uidValue = 0;

   125 

   126 	if (iXmlEngDoc.NotNull()) 

   127 		{

   128 		_LIT8(KElementPrinters, "Printers");

   129 		_LIT8(KElementPrinter, "Printer");

   130 		_LIT8(KElementDriver, "Driver");

   131 		_LIT8(KAttributeId, "id");

   132 

   133 		TXmlEngElement element = iXmlEngDoc.DocumentElement().FirstChild().AsElement();

   134 

   135 		while (element.NotNull())

   136 			{

   137 			TBuf<50> elementName;

   138 			elementName.Copy(element.Name());

   139 			if (element.Name().CompareF(KElementPrinters()) == 0)

   140 				{

   141 				element = element.FirstChild().AsElement();

   142 				}

   143 			else if (element.Name().CompareF(KElementPrinter()) == 0)

   144 				{

   145 				TBool next = EFalse;

   146 				TBuf<50> attrValue;

   147 				TXmlEngAttr attr = element.AttributeNodeL(KAttributeId);

   148 				attrValue.Copy(attr.Value());

   149 				if (aId.CompareF(attrValue) == 0)

   150 					{

   151 					element = element.FirstChild().AsElement();

   152 					next = ETrue;

   153 					}

   154 

   155 				if (!next)

   156 					{

   157 					element = element.NextSibling().AsElement();

   158 					}

   159 				}

   160 			else if (element.Name().CompareF(KElementDriver()) == 0)

   161 				{

   162 				TLex8 lex(element.Value());

   163 				lex.Val(uidValue, EHex);

   164 				break;

   165 				}

   166 			else

   167 				{

   168 				element = element.NextSibling().AsElement();

   169 				}

   170 			}

   171 		}

   172 

   173 	return TUid::Uid(uidValue);

   174 	}

   175 

   176 TUid CDirectPrintPrinterInfoReader::GetSettingUIPluginL(TDesC& aId)

   177 	{

   178 	TUint uidValue = 0;

   179 

   180 	if (iXmlEngDoc.NotNull()) 

   181 		{

   182 		_LIT8(KElementPrinters, "Printers");

   183 		_LIT8(KElementPrinter, "Printer");

   184 		_LIT8(KElementSettingUIPlugin, "SettingUIPlugin");

   185 		_LIT8(KAttributeId, "id");

   186 

   187 		TXmlEngElement element = iXmlEngDoc.DocumentElement().FirstChild().AsElement();

   188 

   189 		while (element.NotNull())

   190 			{

   191 			if (element.Name().CompareF(KElementPrinters()) == 0)

   192 				{

   193 				element = element.FirstChild().AsElement();

   194 				}

   195 			else if (element.Name().CompareF(KElementPrinter()) == 0)

   196 				{

   197 				TBool next = EFalse;

   198 				TBuf<50> attrValue;

   199 				TXmlEngAttr attr = element.AttributeNodeL(KAttributeId);

   200 				attrValue.Copy(attr.Value());

   201 				if (aId.CompareF(attrValue) == 0)

   202 					{

   203 					element = element.FirstChild().AsElement();

   204 					next = ETrue;

   205 					}

   206 

   207 				if (!next)

   208 					{

   209 					element = element.NextSibling().AsElement();

   210 					}

   211 				}

   212 			else if (element.Name().CompareF(KElementSettingUIPlugin()) == 0)

   213 				{

   214 				TLex8 lex(element.Value());

   215 				lex.Val(uidValue, EHex);

   216 				break;

   217 				}

   218 

   219 			element = element.NextSibling().AsElement();

   220 			}

   221 		}

   222 

   223 	return TUid::Uid(uidValue);

   224 	}

   225 

   226 void CDirectPrintPrinterInfoReader::ReadXmlDataL(const TDesC& aFilename)

   227 	{

   228 	if (iXmlEngDoc.NotNull()) 

   229 		{

   230 		iXmlEngDoc.Close();

   231 		}

   232 	iXmlEngDoc = iXmlParser.ParseFileL(aFilename);

   233 	}

   234 

   235 TBool CDirectPrintPrinterInfoReader::CheckManufactureL(const TDesC& aParam)

   236 	{

   237 	TBool res = EFalse;

   238 	TBuf<50> buf;

   239 	GetManufactureL(buf);

   240 	if (aParam.Compare(buf) == 0)

   241 		{

   242 		res = ETrue;

   243 		}

   244 	return res;

   245 	}

   246