LibreOffice Module desktop (master)  1
dp_configurationbackenddb.cxx
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1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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9  * This file incorporates work covered by the following license notice:
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11  * Licensed to the Apache Software Foundation (ASF) under one or more
12  * contributor license agreements. See the NOTICE file distributed
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15  * License, Version 2.0 (the "License"); you may not use this file
16  * except in compliance with the License. You may obtain a copy of
17  * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18  */
19 
20 
21 #include <rtl/string.h>
22 #include <rtl/bootstrap.hxx>
23 #include <cppuhelper/exc_hlp.hxx>
24 #include <com/sun/star/deployment/DeploymentException.hpp>
25 #include <com/sun/star/uno/XComponentContext.hpp>
26 #include <com/sun/star/xml/dom/XDocumentBuilder.hpp>
27 #include <com/sun/star/xml/xpath/XXPathAPI.hpp>
28 #include <dp_misc.h>
29 
31 
32 
33 using namespace ::com::sun::star::uno;
34 
35 #define EXTENSION_REG_NS "http://openoffice.org/extensionmanager/configuration-registry/2010"
36 #define NS_PREFIX "conf"
37 #define ROOT_ELEMENT_NAME "configuration-backend-db"
38 #define KEY_ELEMENT_NAME "configuration"
39 
40 namespace dp_registry {
41 namespace backend {
42 namespace configuration {
43 
46  OUString const & url):BackendDb(xContext, url)
47 {
48 
49 }
50 
52 {
53  return EXTENSION_REG_NS;
54 }
55 
57 {
58  return NS_PREFIX;
59 }
60 
62 {
63  return ROOT_ELEMENT_NAME;
64 }
65 
67 {
68  return KEY_ELEMENT_NAME;
69 }
70 
71 
72 void ConfigurationBackendDb::addEntry(OUString const & url, Data const & data)
73 {
74  try{
75  if (!activateEntry(url))
76  {
77  Reference<css::xml::dom::XNode> helpNode
78  = writeKeyElement(url);
79 
80  writeSimpleElement("data-url", data.dataUrl, helpNode);
81  writeSimpleElement("ini-entry", data.iniEntry, helpNode);
82  save();
83  }
84  }
85  catch ( const css::deployment::DeploymentException& )
86  {
87  throw;
88  }
89  catch(const css::uno::Exception &)
90  {
91  Any exc( ::cppu::getCaughtException() );
92  throw css::deployment::DeploymentException(
93  "Extension Manager: failed to write data entry in configuration backend db: " +
94  m_urlDb, nullptr, exc);
95  }
96 }
97 
98 
100 ConfigurationBackendDb::getEntry(OUString const & url)
101 {
102  try
103  {
105  Reference<css::xml::dom::XNode> aNode = getKeyElement(url);
106  if (aNode.is())
107  {
108  retData.dataUrl = readSimpleElement("data-url", aNode);
109  retData.iniEntry = readSimpleElement("ini-entry", aNode);
110  }
111  else
112  {
113  return ::boost::optional<Data>();
114  }
115  return ::boost::optional<Data>(retData);
116  }
117  catch ( const css::deployment::DeploymentException& )
118  {
119  throw;
120  }
121  catch(const css::uno::Exception &)
122  {
123  Any exc( ::cppu::getCaughtException() );
124  throw css::deployment::DeploymentException(
125  "Extension Manager: failed to read data entry in configuration backend db: " +
126  m_urlDb, nullptr, exc);
127  }
128 }
129 
131 {
132  try
133  {
134  std::vector<OUString> listRet;
135  Reference<css::xml::dom::XDocument> doc = getDocument();
136  Reference<css::xml::dom::XNode> root = doc->getFirstChild();
137 
138  Reference<css::xml::xpath::XXPathAPI> xpathApi = getXPathAPI();
139  const OUString sPrefix = getNSPrefix();
140  OUString sExpression(
141  sPrefix + ":configuration/" + sPrefix + ":data-url/text()");
142  Reference<css::xml::dom::XNodeList> nodes =
143  xpathApi->selectNodeList(root, sExpression);
144  if (nodes.is())
145  {
146  sal_Int32 length = nodes->getLength();
147  for (sal_Int32 i = 0; i < length; i++)
148  listRet.push_back(nodes->item(i)->getNodeValue());
149  }
150  return listRet;
151  }
152  catch ( const css::deployment::DeploymentException& )
153  {
154  throw;
155  }
156  catch(const css::uno::Exception &)
157  {
158  Any exc( ::cppu::getCaughtException() );
159  throw css::deployment::DeploymentException(
160  "Extension Manager: failed to read data entry in configuration backend db: " +
161  m_urlDb, nullptr, exc);
162  }
163 }
164 
165 } // namespace configuration
166 } // namespace backend
167 } // namespace dp_registry
168 
169 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
#define NS_PREFIX
css::uno::Reference< css::xml::dom::XDocument > const & getDocument()
css::uno::Reference< css::xml::dom::XNode > writeKeyElement(OUString const &url)
The key elements have a url attribute and are always children of the root element.
Any SAL_CALL getCaughtException()
length
css::uno::Reference< css::xml::dom::XNode > getKeyElement(OUString const &url)
OUString sPrefix
ConfigurationBackendDb(css::uno::Reference< css::uno::XComponentContext > const &xContext, OUString const &url)
int i
void writeSimpleElement(OUString const &sElementName, OUString const &value, css::uno::Reference< css::xml::dom::XNode > const &xParent)
#define ROOT_ELEMENT_NAME
static uno::Reference< css::uno::XComponentContext > xContext
Definition: init.cxx:1858
#define EXTENSION_REG_NS
#define KEY_ELEMENT_NAME
css::uno::Reference< css::xml::xpath::XXPathAPI > const & getXPathAPI()
OUString readSimpleElement(OUString const &sElementName, css::uno::Reference< css::xml::dom::XNode > const &xParent)
bool activateEntry(OUString const &url)