|
1 /* |
|
2 * Copyright (c) 2004 Nokia Corporation and/or its subsidiary(-ies). |
|
3 * All rights reserved. |
|
4 * This component and the accompanying materials are made available |
|
5 * under the terms of "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 * Nokia Corporation - initial contribution. |
|
11 * |
|
12 * Contributors: |
|
13 * |
|
14 * Description: XML Parser implementation |
|
15 * |
|
16 */ |
|
17 |
|
18 #ifndef __CPENGXMLPARSER_H |
|
19 #define __CPENGXMLPARSER_H |
|
20 |
|
21 // INCLUDES |
|
22 #include <badesca.h> |
|
23 #include <nw_cXML_Parser.h> |
|
24 #include "MPEngXMLParser.h" |
|
25 |
|
26 |
|
27 |
|
28 // FORWARD DECLARATIONS |
|
29 class CPEngParserStack; |
|
30 |
|
31 /** |
|
32 * The parser class for decoding XML |
|
33 */ |
|
34 class CPEngXMLParser : public CBase, |
|
35 public MPEngXMLParser |
|
36 { |
|
37 public: // Constructors and destructor |
|
38 |
|
39 /** |
|
40 * Two-phased constructor. |
|
41 */ |
|
42 IMPORT_C static CPEngXMLParser* NewLC(); |
|
43 |
|
44 /** |
|
45 * Destructor. |
|
46 */ |
|
47 ~CPEngXMLParser(); |
|
48 |
|
49 |
|
50 private: // Constructors |
|
51 |
|
52 /** |
|
53 * C++ default constructor. |
|
54 */ |
|
55 CPEngXMLParser(); |
|
56 |
|
57 |
|
58 /** |
|
59 * By default Symbian OS constructor is private. |
|
60 */ |
|
61 void ConstructL(); |
|
62 |
|
63 |
|
64 |
|
65 public: // Functions from MPEngXMLParser |
|
66 |
|
67 /** |
|
68 * @See MPEngXMLParser |
|
69 */ |
|
70 TBool DecodeL( const TDesC8& aBuffer, |
|
71 const TDesC8& aString, |
|
72 TBool aTags, |
|
73 TInt aLevel = 0 ); |
|
74 |
|
75 TInt Count(); |
|
76 TPtrC8 ResultL( TInt aIndex = 0 ); |
|
77 |
|
78 |
|
79 HBufC8* ResultAsNarrowTextL( TInt aIndex = 0 ); |
|
80 HBufC16* ResultAsUnicodeTextL( TInt aIndex = 0 ); |
|
81 HBufC16* ResultAsWVAddressL( TInt aIndex = 0 ); |
|
82 HBufC8* ResultAsBase64DecodedL( TInt aIndex = 0 ); |
|
83 |
|
84 TInt ParseResultL( const TDesC8& aBuffer, |
|
85 TInt aOperationID, |
|
86 MPEngAdvTransactionStatus2& aStatus, |
|
87 TBool& aResultRequired ); |
|
88 |
|
89 TInt ParseResultL( const TDesC8& aBuffer, |
|
90 TInt aOperationID, |
|
91 MPEngAdvTransactionStatus2& aStatus ); |
|
92 |
|
93 TInt ParseContactListResultL( const TDesC8& aBuffer, |
|
94 TInt aOperationID, |
|
95 const TDesC& aContactList, |
|
96 MPEngAdvTransactionStatus2& aStatus ); |
|
97 void Close(); |
|
98 |
|
99 |
|
100 |
|
101 |
|
102 |
|
103 private: //Private helpers |
|
104 |
|
105 void ResetResults(); |
|
106 HBufC16* DoWVAddressUnescapeL( const TDesC16& aSrc ); |
|
107 HBufC8* DoXMLUnEscapingL( const TDesC8& aSrc ); |
|
108 |
|
109 TInt DoParseResultL( const TDesC8& aBuffer, |
|
110 MPEngAdvTransactionStatus2& aStatus, |
|
111 TInt aOperationID, |
|
112 const TUint32* aAttributeTypeID, |
|
113 const TDesC* aContactListID, |
|
114 TBool& aResultRequired ); |
|
115 |
|
116 void DoParseDetailedResultsL( const TDesC8& aBuffer, |
|
117 MPEngAdvTransactionStatus2& aStatus, |
|
118 TInt aOperationID, |
|
119 const TUint32* aAttributeTypeID, |
|
120 const TDesC* aContactListID ); |
|
121 |
|
122 void DoParseOneDetailedResultL( const TDesC8& aDetailedResult, |
|
123 MPEngAdvTransactionStatus2& aStatus, |
|
124 TInt aOperationID, |
|
125 const TUint32* aAttributeTypeID, |
|
126 const TDesC* aContactListID ); |
|
127 void SetError( TInt aError ); |
|
128 |
|
129 |
|
130 private: // The callback functions for the XML parser |
|
131 |
|
132 static NW_Status_t StartDocument_CB( NW_XML_Reader_t*, void* ); |
|
133 static NW_Status_t EndDocument_CB( NW_XML_Reader_t*, void* ); |
|
134 static NW_Status_t Tag_Start_CB( NW_XML_Reader_t* aReader, |
|
135 const NW_XML_Reader_Interval_t* aName, |
|
136 void* aParser ); |
|
137 |
|
138 static NW_Status_t Tag_End_CB( NW_XML_Reader_t* aReader, |
|
139 const NW_XML_Reader_Interval_t* aName, |
|
140 NW_Uint32 emptyTagFlag, |
|
141 void* aParser ); |
|
142 |
|
143 static NW_Status_t Attr_Start_CB( NW_XML_Reader_t*, |
|
144 const NW_XML_Reader_Interval_t* pI_name, |
|
145 void* ); |
|
146 |
|
147 static NW_Status_t Attr_VarVal_CB( NW_XML_Reader_t*, |
|
148 const NW_XML_Reader_Interval_t* pI_name, |
|
149 const NW_XML_Reader_Interval_t* pI_value, |
|
150 void* ); |
|
151 |
|
152 static NW_Status_t Attributes_End_CB( NW_XML_Reader_t*, |
|
153 NW_Uint32 attributeCount, |
|
154 void* ); |
|
155 |
|
156 static NW_Status_t Attr_Entity_VarVal_CB ( NW_XML_Reader_t* pT, |
|
157 const NW_XML_Reader_Interval_t* pI_name, |
|
158 NW_Uint8* pValue, |
|
159 NW_Uint32 valueByteLength, |
|
160 void* pV ); |
|
161 |
|
162 static NW_Status_t Exception_CB( NW_XML_Reader_t*, void* ); |
|
163 |
|
164 |
|
165 |
|
166 |
|
167 private: // Data |
|
168 |
|
169 //OWN: an array to hold the parsing results |
|
170 RArray<TPtrC8> iResults; |
|
171 |
|
172 //REF: the incoming xml data to be parsed |
|
173 TPtrC8 iData; |
|
174 |
|
175 //REF: the string (token) to be searched |
|
176 TPtrC8 iSearchable; |
|
177 |
|
178 //OWN: holds the result intervals |
|
179 CPEngParserStack* iIntervals; |
|
180 |
|
181 //OWN: a boolean to tell if the tags will be taken into the result |
|
182 TBool iIncludeTags; |
|
183 |
|
184 //OWN: current parsing level |
|
185 TInt iParsingLevel; |
|
186 |
|
187 //OWN: restriction to the level we are parsing |
|
188 TInt iMaxParseLevel; |
|
189 |
|
190 //OWN: callback object for the xml parser |
|
191 NW_XML_Parser_EventCallbacks_s iCallBacks; |
|
192 |
|
193 //OWN: xml toolkits xml reader object |
|
194 NW_XML_Reader_t iReader; |
|
195 |
|
196 //OWN: Error |
|
197 TInt iError; |
|
198 }; |
|
199 |
|
200 #endif // __CPENGXMLPARSER_H |
|
201 |
|
202 // End of File |
|
203 |