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27 
28 // MARKER(update_precomp.py): autogen include statement, do not remove
29 #include "precompiled_ucb.hxx"
30 
31 /**************************************************************************
32 								TODO
33  **************************************************************************
34 
35  *************************************************************************/
36 #include <ucbhelper/contentidentifier.hxx>
37 #include "webdavprovider.hxx"
38 #include "webdavcontent.hxx"
39 
40 #include "osl/mutex.hxx"
41 
42 using namespace com::sun::star;
43 using namespace webdav_ucp;
44 
45 //=========================================================================
46 //=========================================================================
47 //
48 // ContentProvider Implementation.
49 //
50 //=========================================================================
51 //=========================================================================
52 
53 ContentProvider::ContentProvider(
54                 const uno::Reference< lang::XMultiServiceFactory >& rSMgr )
55 : ::ucbhelper::ContentProviderImplHelper( rSMgr ),
56   m_xDAVSessionFactory( new DAVSessionFactory() ),
57   m_pProps( 0 )
58 {
59 }
60 
61 //=========================================================================
62 // virtual
63 ContentProvider::~ContentProvider()
64 {
65 	delete m_pProps;
66 }
67 
68 //=========================================================================
69 //
70 // XInterface methods.
71 //
72 //=========================================================================
73 
74 XINTERFACE_IMPL_3( ContentProvider,
75                    lang::XTypeProvider,
76                    lang::XServiceInfo,
77                    ucb::XContentProvider );
78 
79 //=========================================================================
80 //
81 // XTypeProvider methods.
82 //
83 //=========================================================================
84 
85 XTYPEPROVIDER_IMPL_3( ContentProvider,
86                       lang::XTypeProvider,
87                       lang::XServiceInfo,
88                       ucb::XContentProvider );
89 
90 //=========================================================================
91 //
92 // XServiceInfo methods.
93 //
94 //=========================================================================
95 
96 XSERVICEINFO_IMPL_1( ContentProvider,
97                      rtl::OUString::createFromAscii(
98 			 			"com.sun.star.comp.WebDAVContentProvider" ),
99                      rtl::OUString::createFromAscii(
100 				 		WEBDAV_CONTENT_PROVIDER_SERVICE_NAME ) );
101 
102 //=========================================================================
103 //
104 // Service factory implementation.
105 //
106 //=========================================================================
107 
108 ONE_INSTANCE_SERVICE_FACTORY_IMPL( ContentProvider );
109 
110 //=========================================================================
111 //
112 // XContentProvider methods.
113 //
114 //=========================================================================
115 
116 // virtual
117 uno::Reference< ucb::XContent > SAL_CALL
118 ContentProvider::queryContent(
119             const uno::Reference<
120                     ucb::XContentIdentifier >& Identifier )
121     throw( ucb::IllegalIdentifierException,
122            uno::RuntimeException )
123 {
124 	// Check URL scheme...
125 
126     const rtl::OUString aScheme
127         = Identifier->getContentProviderScheme().toAsciiLowerCase();
128     if ( !aScheme.equalsAsciiL(
129             RTL_CONSTASCII_STRINGPARAM( HTTP_URL_SCHEME ) ) &&
130          !aScheme.equalsAsciiL(
131             RTL_CONSTASCII_STRINGPARAM( HTTPS_URL_SCHEME ) ) &&
132          !aScheme.equalsAsciiL(
133             RTL_CONSTASCII_STRINGPARAM( WEBDAV_URL_SCHEME ) ) &&
134          !aScheme.equalsAsciiL(
135             RTL_CONSTASCII_STRINGPARAM( DAV_URL_SCHEME ) ) &&
136          !aScheme.equalsAsciiL(
137             RTL_CONSTASCII_STRINGPARAM( DAVS_URL_SCHEME ) ) &&
138           !aScheme.equalsAsciiL(
139              RTL_CONSTASCII_STRINGPARAM( FTP_URL_SCHEME ) )       )
140         throw ucb::IllegalIdentifierException();
141 
142 	// Normalize URL and create new Id, if nessacary.
143     rtl::OUString aURL = Identifier->getContentIdentifier();
144 
145     // At least: <scheme> + "://"
146     if ( aURL.getLength() < ( aScheme.getLength() + 3 ) )
147         throw ucb::IllegalIdentifierException();
148 
149     if ( ( aURL.getStr()[ aScheme.getLength() ]     != sal_Unicode( ':' ) ) ||
150          ( aURL.getStr()[ aScheme.getLength() + 1 ] != sal_Unicode( '/' ) ) ||
151          ( aURL.getStr()[ aScheme.getLength() + 2 ] != sal_Unicode( '/' ) ) )
152         throw ucb::IllegalIdentifierException();
153 
154     uno::Reference< ucb::XContentIdentifier > xCanonicId;
155 
156     bool bNewId = false;
157     if ( aScheme.equalsAsciiL(
158             RTL_CONSTASCII_STRINGPARAM( WEBDAV_URL_SCHEME ) ) )
159     {
160         aURL = aURL.replaceAt( 0,
161                                WEBDAV_URL_SCHEME_LENGTH,
162                                rtl::OUString::createFromAscii(
163                                                     HTTP_URL_SCHEME ) );
164         bNewId = true;
165     }
166     else if ( aScheme.equalsAsciiL(
167             RTL_CONSTASCII_STRINGPARAM( DAV_URL_SCHEME ) ) )
168     {
169         aURL = aURL.replaceAt( 0,
170                                DAV_URL_SCHEME_LENGTH,
171                                rtl::OUString::createFromAscii(
172                                                     HTTP_URL_SCHEME ) );
173         bNewId = true;
174     }
175     else if ( aScheme.equalsAsciiL(
176             RTL_CONSTASCII_STRINGPARAM( DAVS_URL_SCHEME ) ) )
177     {
178         aURL = aURL.replaceAt( 0,
179                                DAVS_URL_SCHEME_LENGTH,
180                                rtl::OUString::createFromAscii(
181                                                     HTTPS_URL_SCHEME ) );
182         bNewId = true;
183     }
184 
185     sal_Int32 nPos = aURL.lastIndexOf( '/' );
186 	if ( nPos != aURL.getLength() - 1 )
187 	{
188 		// Find second slash in URL.
189 		nPos = aURL.indexOf( '/', aURL.indexOf( '/' ) + 1 );
190 		if ( nPos == -1 )
191             throw ucb::IllegalIdentifierException();
192 
193 		nPos = aURL.indexOf( '/', nPos + 1 );
194 		if ( nPos == -1 )
195 		{
196             aURL += rtl::OUString::createFromAscii( "/" );
197             bNewId = true;
198 		}
199 	}
200 
201     if ( bNewId )
202         xCanonicId = new ::ucbhelper::ContentIdentifier( m_xSMgr, aURL );
203     else
204         xCanonicId = Identifier;
205 
206 	osl::MutexGuard aGuard( m_aMutex );
207 
208 	// Check, if a content with given id already exists...
209     uno::Reference< ucb::XContent > xContent
210 		= queryExistingContent( xCanonicId ).get();
211 	if ( xContent.is() )
212 		return xContent;
213 
214 	// Create a new content.
215 
216 	try
217 	{
218         xContent = new ::webdav_ucp::Content(
219                         m_xSMgr, this, xCanonicId, m_xDAVSessionFactory );
220         registerNewContent( xContent );
221 	}
222     catch ( ucb::ContentCreationException const & )
223 	{
224         throw ucb::IllegalIdentifierException();
225 	}
226 
227 	if ( !xContent->getIdentifier().is() )
228         throw ucb::IllegalIdentifierException();
229 
230 	return xContent;
231 }
232 
233