1 /************************************************************** 2 * 3 * Licensed to the Apache Software Foundation (ASF) under one 4 * or more contributor license agreements. See the NOTICE file 5 * distributed with this work for additional information 6 * regarding copyright ownership. The ASF licenses this file 7 * to you under the Apache License, Version 2.0 (the 8 * "License"); you may not use this file except in compliance 9 * with the License. You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, 14 * software distributed under the License is distributed on an 15 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16 * KIND, either express or implied. See the License for the 17 * specific language governing permissions and limitations 18 * under the License. 19 * 20 *************************************************************/ 21 22 23 24 // MARKER(update_precomp.py): autogen include statement, do not remove 25 #include "precompiled_desktop.hxx" 26 27 #include "rtl/string.h" 28 #include "rtl/bootstrap.hxx" 29 #include "cppuhelper/exc_hlp.hxx" 30 #include "com/sun/star/uno/XComponentContext.hpp" 31 #include "com/sun/star/xml/dom/XDocumentBuilder.hpp" 32 #include "com/sun/star/xml/xpath/XXPathAPI.hpp" 33 #include "dp_misc.h" 34 35 #include "dp_helpbackenddb.hxx" 36 37 38 namespace css = ::com::sun::star; 39 using namespace ::com::sun::star::uno; 40 using ::rtl::OUString; 41 42 #define EXTENSION_REG_NS "http://openoffice.org/extensionmanager/help-registry/2010" 43 #define NS_PREFIX "help" 44 #define ROOT_ELEMENT_NAME "help-backend-db" 45 #define KEY_ELEMENT_NAME "help" 46 47 namespace dp_registry { 48 namespace backend { 49 namespace help { 50 HelpBackendDb(Reference<XComponentContext> const & xContext,::rtl::OUString const & url)51 HelpBackendDb::HelpBackendDb( 52 Reference<XComponentContext> const & xContext, 53 ::rtl::OUString const & url):BackendDb(xContext, url) 54 { 55 56 } 57 getDbNSName()58 OUString HelpBackendDb::getDbNSName() 59 { 60 return OUSTR(EXTENSION_REG_NS); 61 } 62 getNSPrefix()63 OUString HelpBackendDb::getNSPrefix() 64 { 65 return OUSTR(NS_PREFIX); 66 } 67 getRootElementName()68 OUString HelpBackendDb::getRootElementName() 69 { 70 return OUSTR(ROOT_ELEMENT_NAME); 71 } 72 getKeyElementName()73 OUString HelpBackendDb::getKeyElementName() 74 { 75 return OUSTR(KEY_ELEMENT_NAME); 76 } 77 78 addEntry(::rtl::OUString const & url,Data const & data)79 void HelpBackendDb::addEntry(::rtl::OUString const & url, Data const & data) 80 { 81 try{ 82 if (!activateEntry(url)) 83 { 84 Reference<css::xml::dom::XNode> helpNode 85 = writeKeyElement(url); 86 87 writeSimpleElement(OUSTR("data-url"), data.dataUrl, helpNode); 88 save(); 89 } 90 } 91 catch (css::deployment::DeploymentException& ) 92 { 93 throw; 94 } 95 catch(css::uno::Exception &) 96 { 97 Any exc( ::cppu::getCaughtException() ); 98 throw css::deployment::DeploymentException( 99 OUSTR("Extension Manager: failed to write data entry in help backend db: ") + 100 m_urlDb, 0, exc); 101 } 102 } 103 104 105 ::boost::optional<HelpBackendDb::Data> getEntry(::rtl::OUString const & url)106 HelpBackendDb::getEntry(::rtl::OUString const & url) 107 { 108 try 109 { 110 HelpBackendDb::Data retData; 111 Reference<css::xml::dom::XNode> aNode = getKeyElement(url); 112 if (aNode.is()) 113 { 114 retData.dataUrl = readSimpleElement(OUSTR("data-url"), aNode); 115 } 116 else 117 { 118 return ::boost::optional<Data>(); 119 } 120 return ::boost::optional<Data>(retData); 121 } 122 catch (css::deployment::DeploymentException& ) 123 { 124 throw; 125 } 126 catch(css::uno::Exception &) 127 { 128 Any exc( ::cppu::getCaughtException() ); 129 throw css::deployment::DeploymentException( 130 OUSTR("Extension Manager: failed to read data entry in help backend db: ") + 131 m_urlDb, 0, exc); 132 } 133 } 134 getAllDataUrls()135 ::std::list<OUString> HelpBackendDb::getAllDataUrls() 136 { 137 try 138 { 139 ::std::list<OUString> listRet; 140 Reference<css::xml::dom::XDocument> doc = getDocument(); 141 Reference<css::xml::dom::XNode> root = doc->getFirstChild(); 142 143 Reference<css::xml::xpath::XXPathAPI> xpathApi = getXPathAPI(); 144 const OUString sPrefix = getNSPrefix(); 145 OUString sExpression( 146 sPrefix + OUSTR(":help/") + sPrefix + OUSTR(":data-url/text()")); 147 Reference<css::xml::dom::XNodeList> nodes = 148 xpathApi->selectNodeList(root, sExpression); 149 if (nodes.is()) 150 { 151 sal_Int32 length = nodes->getLength(); 152 for (sal_Int32 i = 0; i < length; i++) 153 listRet.push_back(nodes->item(i)->getNodeValue()); 154 } 155 return listRet; 156 } 157 catch (css::deployment::DeploymentException& ) 158 { 159 throw; 160 } 161 catch(css::uno::Exception &) 162 { 163 Any exc( ::cppu::getCaughtException() ); 164 throw css::deployment::DeploymentException( 165 OUSTR("Extension Manager: failed to read data entry in help backend db: ") + 166 m_urlDb, 0, exc); 167 } 168 } 169 170 171 } // namespace help 172 } // namespace backend 173 } // namespace dp_registry 174 175