QGIS API Documentation  3.6.0-Noosa (5873452)
qgslayermetadataformatter.cpp
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1 /***************************************************************************
2  qgslayermetadataformatter.cpp
3  ---------------------
4  begin : September 2017
5  copyright : (C) 2017 by Etienne Trimaille
6  email : etienne.trimaille at gmail dot com
7  ***************************************************************************
8  * *
9  * This program is free software; you can redistribute it and/or modify *
10  * it under the terms of the GNU General Public License as published by *
11  * the Free Software Foundation; either version 2 of the License, or *
12  * (at your option) any later version. *
13  * *
14  ***************************************************************************/
15 #include <QStringBuilder>
16 #include <QDateTime>
17 
18 #include "qgslayermetadataformatter.h"
19 #include "qgslayermetadata.h"
20 
21 
22 QgsLayerMetadataFormatter::QgsLayerMetadataFormatter( const QgsLayerMetadata &metadata )
23  : mMetadata( metadata )
24 {
25 }
26 
27 QString QgsLayerMetadataFormatter::accessSectionHtml() const
28 {
29  QString myMetadata = QStringLiteral( "<table class=\"list-view\">\n" );
30  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Fees" ) + QStringLiteral( "</td><td>" ) + mMetadata.fees() + QStringLiteral( "</td></tr>\n" );
31  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Licenses" ) + QStringLiteral( "</td><td>" ) + mMetadata.licenses().join( QStringLiteral( "<br />" ) ) + QStringLiteral( "</td></tr>\n" );
32  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Rights" ) + QStringLiteral( "</td><td>" ) + mMetadata.rights().join( QStringLiteral( "<br />" ) ) + QStringLiteral( "</td></tr>\n" );
33  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Constraints" ) + QStringLiteral( "</td><td>" );
34  const QList<QgsLayerMetadata::Constraint> &constraints = mMetadata.constraints();
35  bool notFirstRow = false;
36  for ( const QgsLayerMetadata::Constraint &constraint : constraints )
37  {
38  if ( notFirstRow )
39  {
40  myMetadata += QLatin1String( "<br />" );
41  }
42  myMetadata += QStringLiteral( "<strong>" ) + constraint.type + QStringLiteral( ": </strong>" ) + constraint.constraint;
43  notFirstRow = true;
44  }
45  myMetadata += QLatin1String( "</td></tr>\n" );
46  mMetadata.rights().join( QStringLiteral( "<br />" ) ) + QStringLiteral( "</td></tr>\n" );
47  myMetadata += QLatin1String( "</table>\n" );
48  return myMetadata;
49 }
50 
51 QString QgsLayerMetadataFormatter::contactsSectionHtml() const
52 {
53  const QList<QgsAbstractMetadataBase::Contact> &contacts = mMetadata.contacts();
54  QString myMetadata;
55  if ( contacts.isEmpty() )
56  {
57  myMetadata += QStringLiteral( "<p>" ) + tr( "No contact yet." ) + QStringLiteral( "</p>" );
58  }
59  else
60  {
61  myMetadata += QStringLiteral( "<table width=\"100%\" class=\"tabular-view\">\n" );
62  myMetadata += QLatin1String( "<tr><th>" ) + tr( "ID" ) + QLatin1String( "</th><th>" ) + tr( "Name" ) + QLatin1String( "</th><th>" ) + tr( "Position" ) + QLatin1String( "</th><th>" ) + tr( "Organization" ) + QLatin1String( "</th><th>" ) + tr( "Role" ) + QLatin1String( "</th><th>" ) + tr( "Email" ) + QLatin1String( "</th><th>" ) + tr( "Voice" ) + QLatin1String( "</th><th>" ) + tr( "Fax" ) + QLatin1String( "</th><th>" ) + tr( "Addresses" ) + QLatin1String( "</th></tr>\n" );
63  int i = 1;
64  for ( const QgsAbstractMetadataBase::Contact &contact : contacts )
65  {
66  QString rowClass;
67  if ( i % 2 )
68  rowClass = QStringLiteral( "class=\"odd-row\"" );
69  myMetadata += QLatin1String( "<tr " ) + rowClass + QLatin1String( "><td>" ) + QString::number( i ) + QLatin1String( "</td><td>" ) + contact.name + QLatin1String( "</td><td>" ) + contact.position + QLatin1String( "</td><td>" ) + contact.organization + QLatin1String( "</td><td>" ) + contact.role + QLatin1String( "</td><td>" ) + contact.email + QLatin1String( "</td><td>" ) + contact.voice + QLatin1String( "</td><td>" ) + contact.fax + QLatin1String( "</td><td>" );
70  bool notFirstRow = false;
71  for ( const QgsAbstractMetadataBase::Address &oneAddress : contact.addresses )
72  {
73  if ( notFirstRow )
74  {
75  myMetadata += QLatin1String( "<br />\n" );
76  }
77  if ( ! oneAddress.type.isEmpty() )
78  {
79  myMetadata += oneAddress.type + QStringLiteral( "<br />" );
80  }
81  if ( ! oneAddress.address.isEmpty() )
82  {
83  myMetadata += oneAddress.address + QStringLiteral( "<br />" );
84  }
85  if ( ! oneAddress.postalCode.isEmpty() )
86  {
87  myMetadata += oneAddress.postalCode + QStringLiteral( "<br />" );
88  }
89  if ( ! oneAddress.city.isEmpty() )
90  {
91  myMetadata += oneAddress.city + QStringLiteral( "<br />" );
92  }
93  if ( ! oneAddress.administrativeArea.isEmpty() )
94  {
95  myMetadata += oneAddress.administrativeArea + QStringLiteral( "<br />" );
96  }
97  if ( ! oneAddress.country.isEmpty() )
98  {
99  myMetadata += oneAddress.country;
100  }
101  notFirstRow = true;
102  }
103  myMetadata += QLatin1String( "</td></tr>\n" );
104  i++;
105  }
106  myMetadata += QLatin1String( "</table>\n" );
107  }
108  return myMetadata;
109 }
110 
111 QString QgsLayerMetadataFormatter::extentSectionHtml( const bool showSpatialExtent ) const
112 {
113  const QgsLayerMetadata::Extent extent = mMetadata.extent();
114  bool notFirstRow = false;
115  QString myMetadata = QStringLiteral( "<table class=\"list-view\">\n" );
116  if ( showSpatialExtent )
117  {
118  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "CRS" ) + QStringLiteral( "</td><td>" );
119  if ( mMetadata.crs().isValid() )
120  {
121  myMetadata += mMetadata.crs().authid() + QStringLiteral( " - " );
122  myMetadata += mMetadata.crs().description() + QStringLiteral( " - " );
123  if ( mMetadata.crs().isGeographic() )
124  myMetadata += tr( "Geographic" );
125  else
126  myMetadata += tr( "Projected" );
127  }
128  myMetadata += QLatin1String( "</td></tr>\n" );
129 
130  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Spatial Extent" ) + QStringLiteral( "</td><td>" );
131  const QList< QgsLayerMetadata::SpatialExtent > spatialExtents = extent.spatialExtents();
132  for ( const QgsLayerMetadata::SpatialExtent &spatialExtent : spatialExtents )
133  {
134  if ( notFirstRow )
135  {
136  myMetadata += QLatin1String( "<br />\n" );
137  }
138  myMetadata += QStringLiteral( "<strong>" ) + tr( "CRS" ) + QStringLiteral( ": </strong>" ) + spatialExtent.extentCrs.authid() + QStringLiteral( " - " );
139  myMetadata += spatialExtent.extentCrs.description() + QStringLiteral( " - " );
140  if ( spatialExtent.extentCrs.isGeographic() )
141  myMetadata += tr( "Geographic" );
142  else
143  myMetadata += tr( "Projected" );
144  myMetadata += QStringLiteral( "<br />" );
145  myMetadata += QStringLiteral( "<strong>" ) + tr( "X Minimum:" ) + QStringLiteral( " </strong>" ) + qgsDoubleToString( spatialExtent.bounds.xMinimum() ) + QStringLiteral( "<br />" );
146  myMetadata += QStringLiteral( "<strong>" ) + tr( "Y Minimum:" ) + QStringLiteral( " </strong>" ) + qgsDoubleToString( spatialExtent.bounds.yMinimum() ) + QStringLiteral( "<br />" );
147  myMetadata += QStringLiteral( "<strong>" ) + tr( "X Maximum:" ) + QStringLiteral( " </strong>" ) + qgsDoubleToString( spatialExtent.bounds.xMaximum() ) + QStringLiteral( "<br />" );
148  myMetadata += QStringLiteral( "<strong>" ) + tr( "Y Maximum:" ) + QStringLiteral( " </strong>" ) + qgsDoubleToString( spatialExtent.bounds.yMaximum() ) + QStringLiteral( "<br />" );
149  if ( spatialExtent.bounds.zMinimum() || spatialExtent.bounds.zMaximum() )
150  {
151  myMetadata += QStringLiteral( "<strong>" ) + tr( "Z Minimum:" ) + QStringLiteral( " </strong>" ) + qgsDoubleToString( spatialExtent.bounds.zMinimum() ) + QStringLiteral( "<br />" );
152  myMetadata += QStringLiteral( "<strong>" ) + tr( "Z Maximum:" ) + QStringLiteral( " </strong>" ) + qgsDoubleToString( spatialExtent.bounds.zMaximum() );
153  }
154  notFirstRow = true;
155  }
156  myMetadata += QLatin1String( "</td></tr>\n" );
157  }
158  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Temporal Extent" ) + QStringLiteral( "</td><td>" );
159  const QList< QgsDateTimeRange > temporalExtents = extent.temporalExtents();
160  notFirstRow = false;
161  for ( const QgsDateTimeRange &temporalExtent : temporalExtents )
162  {
163  if ( notFirstRow )
164  {
165  myMetadata += QLatin1String( "<br />\n" );
166  }
167  if ( temporalExtent.isInstant() )
168  {
169  myMetadata += QStringLiteral( "<strong>" ) + tr( "Instant:" ) + QStringLiteral( " </strong>" ) + temporalExtent.begin().toTimeSpec( Qt::OffsetFromUTC ).toString( Qt::ISODate );
170  }
171  else
172  {
173  myMetadata += QStringLiteral( "<strong>" ) + tr( "Start:" ) + QStringLiteral( " </strong>" ) + temporalExtent.begin().toTimeSpec( Qt::OffsetFromUTC ).toString( Qt::ISODate ) + QStringLiteral( "<br />\n" );
174  myMetadata += QStringLiteral( "<strong>" ) + tr( "End:" ) + QStringLiteral( " </strong>" ) + temporalExtent.end().toTimeSpec( Qt::OffsetFromUTC ).toString( Qt::ISODate );
175  }
176  notFirstRow = true;
177  }
178  myMetadata += QLatin1String( "</td></tr>\n" );
179  myMetadata += QLatin1String( "</table>\n" );
180  return myMetadata;
181 }
182 
183 QString QgsLayerMetadataFormatter::identificationSectionHtml() const
184 {
185  QString myMetadata = QStringLiteral( "<table class=\"list-view\">\n" );
186 
187  // Identifier
188  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Identifier" ) + QStringLiteral( "</td><td>" ) + mMetadata.identifier() + QStringLiteral( "</td></tr>\n" );
189 
190  // Parent Identifier
191  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Parent Identifier" ) + QStringLiteral( "</td><td>" ) + mMetadata.parentIdentifier() + QStringLiteral( "</td></tr>\n" );
192 
193  // Title
194  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Title" ) + QStringLiteral( "</td><td>" ) + mMetadata.title() + QStringLiteral( "</td></tr>\n" );
195 
196  // Type
197  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Type" ) + QStringLiteral( "</td><td>" ) + mMetadata.type() + QStringLiteral( "</td></tr>\n" );
198 
199  // Language
200  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Language" ) + QStringLiteral( "</td><td>" ) + mMetadata.language() + QStringLiteral( "</td></tr>\n" );
201 
202  // Abstract
203  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Abstract" ) + QStringLiteral( "</td><td>" ) + mMetadata.abstract() + QStringLiteral( "</td></tr>\n" );
204 
205  // Categories
206  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Categories" ) + QStringLiteral( "</td><td>" ) + mMetadata.categories().join( QStringLiteral( ", " ) ) + QStringLiteral( "</td></tr>\n" );
207 
208  // Keywords
209  myMetadata += QStringLiteral( "<tr><td class=\"highlight\">" ) + tr( "Keywords" ) + QStringLiteral( "</td><td>\n" );
210  QMapIterator<QString, QStringList> i( mMetadata.keywords() );
211  if ( i.hasNext() )
212  {
213  myMetadata += QStringLiteral( "<table width=\"100%\" class=\"tabular-view\">\n" );
214  myMetadata += QLatin1String( "<tr><th>" ) + tr( "Vocabulary" ) + QLatin1String( "</th><th>" ) + tr( "Items" ) + QLatin1String( "</th></tr>\n" );
215  int j = 1;
216  while ( i.hasNext() )
217  {
218  i.next();
219  QString rowClass;
220  if ( j % 2 )
221  rowClass = QStringLiteral( "class=\"odd-row\"" );
222  myMetadata += QLatin1String( "<tr " ) + rowClass + QLatin1String( "><td>" ) + i.key() + QLatin1String( "</td><td>" ) + i.value().join( QStringLiteral( ", " ) ) + QLatin1String( "</td></tr>\n" );
223  j++;
224  }
225  myMetadata += QLatin1String( "</table>\n" ); // End keywords table
226  }
227  myMetadata += QLatin1String( "</td></tr>\n" ); // End of keywords row
228  myMetadata += QLatin1String( "</table>\n" ); // End identification table
229  return myMetadata;
230 }
231 
232 QString QgsLayerMetadataFormatter::historySectionHtml() const
233 {
234  QString myMetadata;
235  const QStringList historyItems = mMetadata.history();
236  if ( historyItems.isEmpty() )
237  {
238  myMetadata += QStringLiteral( "<p>" ) + tr( "No history yet." ) + QStringLiteral( "</p>\n" );
239  }
240  else
241  {
242  myMetadata += QStringLiteral( "<table width=\"100%\" class=\"tabular-view\">\n" );
243  myMetadata += QLatin1String( "<tr><th>" ) + tr( "ID" ) + QLatin1String( "</th><th>" ) + tr( "Action" ) + QLatin1String( "</th></tr>\n" );
244  int i = 1;
245  for ( const QString &history : historyItems )
246  {
247  QString rowClass;
248  if ( i % 2 )
249  rowClass = QStringLiteral( "class=\"odd-row\"" );
250  myMetadata += QLatin1String( "<tr " ) + rowClass + QLatin1String( "><td width=\"5%\">" ) + QString::number( i ) + QLatin1String( "</td><td>" ) + history + QLatin1String( "</td></tr>\n" );
251  i++;
252  }
253  myMetadata += QLatin1String( "</table>\n" );
254  }
255  return myMetadata;
256 }
257 
258 QString QgsLayerMetadataFormatter::linksSectionHtml() const
259 {
260  QString myMetadata;
261  const QList<QgsAbstractMetadataBase::Link> &links = mMetadata.links();
262  if ( links.isEmpty() )
263  {
264  myMetadata += QStringLiteral( "<p>" ) + tr( "No links yet." ) + QStringLiteral( "</p>\n" );
265  }
266  else
267  {
268  myMetadata += QStringLiteral( "<table width=\"100%\" class=\"tabular-view\">\n" );
269  myMetadata += QLatin1String( "<tr><th>" ) + tr( "ID" ) + QLatin1String( "</th><th>" ) + tr( "Name" ) + QLatin1String( "</th><th>" ) + tr( "Type" ) + QLatin1String( "</th><th>" ) + tr( "URL" ) + QLatin1String( "</th><th>" ) + tr( "Description" ) + QLatin1String( "</th><th>" ) + tr( "Format" ) + QLatin1String( "</th><th>" ) + tr( "MIME Type" ) + QLatin1String( "</th><th>" ) + tr( "Size" ) + QLatin1String( "</th></tr>\n" );
270  int i = 1;
271  for ( const QgsAbstractMetadataBase::Link &link : links )
272  {
273  QString rowClass;
274  if ( i % 2 )
275  rowClass = QStringLiteral( "class=\"odd-row\"" );
276  myMetadata += QLatin1String( "<tr " ) + rowClass + QLatin1String( "><td>" ) + QString::number( i ) + QLatin1String( "</td><td>" ) + link.name + QLatin1String( "</td><td>" ) + link.type + QLatin1String( "</td><td>" ) + link.url + QLatin1String( "</td><td>" ) + link.description + QLatin1String( "</td><td>" ) + link.format + QLatin1String( "</td><td>" ) + link.mimeType + QLatin1String( "</td><td>" ) + link.size + QLatin1String( "</td></tr>\n" );
277  i++;
278  }
279  myMetadata += QLatin1String( "</table>\n" );
280  }
281  return myMetadata;
282 }
QgsLayerMetadataFormatter::extentSectionHtml
QString extentSectionHtml(const bool showSpatialExtent=true) const
Formats the "Extents" section according to a metadata object (extent and temporal).
Definition: qgslayermetadataformatter.cpp:111
QgsAbstractMetadataBase::keywords
QgsAbstractMetadataBase::KeywordMap keywords() const
Returns the keywords map, which is a set of descriptive keywords associated with the resource...
Definition: qgsabstractmetadatabase.cpp:86
QgsLayerMetadataFormatter::contactsSectionHtml
QString contactsSectionHtml() const
Formats the "Contacts" section according to a metadata object.
Definition: qgslayermetadataformatter.cpp:51
QgsLayerMetadataFormatter::historySectionHtml
QString historySectionHtml() const
Formats the "History" section according to a metadata object.
Definition: qgslayermetadataformatter.cpp:232
QgsAbstractMetadataBase::Address::city
QString city
City or locality name.
Definition: qgsabstractmetadatabase.h:113
QgsAbstractMetadataBase::Address::country
QString country
Free-form country string.
Definition: qgsabstractmetadatabase.h:128
QgsLayerMetadata::rights
QStringList rights() const
Returns a list of attribution or copyright strings associated with the resource.
Definition: qgslayermetadata.cpp:51
QgsAbstractMetadataBase::history
QStringList history() const
Returns a freeform description of the history or lineage of the resource.
Definition: qgsabstractmetadatabase.cpp:71
QgsLayerMetadataFormatter::accessSectionHtml
QString accessSectionHtml() const
Formats the "Access" section according to a metadata object.
Definition: qgslayermetadataformatter.cpp:27
QgsLayerMetadataFormatter::linksSectionHtml
QString linksSectionHtml() const
Formats the "Links" section according to a metadata object.
Definition: qgslayermetadataformatter.cpp:258
QgsAbstractMetadataBase::categories
QStringList categories() const
Returns categories of the resource.
Definition: qgsabstractmetadatabase.cpp:116
QgsLayerMetadata::Extent::temporalExtents
QList< QgsDateTimeRange > temporalExtents() const
Temporal extents of the resource.
Definition: qgslayermetadata.cpp:369
QgsAbstractMetadataBase::type
QString type() const
Returns the nature of the resource.
Definition: qgsabstractmetadatabase.cpp:41
QgsAbstractMetadataBase::title
QString title() const
Returns the human readable name of the resource, typically displayed in search results.
Definition: qgsabstractmetadatabase.cpp:51
QgsLayerMetadata::extent
const QgsLayerMetadata::Extent & extent() const
Returns the spatial and temporal extents associated with the resource.
Definition: qgslayermetadata.cpp:344
QgsAbstractMetadataBase::Address
Metadata address structure.
Definition: qgsabstractmetadatabase.h:85
QgsLayerMetadata::Constraint
Metadata constraint structure.
Definition: qgslayermetadata.h:136
qgsDoubleToString
QString qgsDoubleToString(double a, int precision=17)
Returns a string representation of a double.
Definition: qgis.h:225
QgsAbstractMetadataBase::Address::administrativeArea
QString administrativeArea
Administrative area (state, province/territory, etc.).
Definition: qgsabstractmetadatabase.h:118
QgsCoordinateReferenceSystem::description
QString description() const
Returns the descriptive name of the CRS, e.g., "WGS 84" or "GDA 94 / Vicgrid94".
Definition: qgscoordinatereferencesystem.cpp:988
QgsLayerMetadata::Extent
Metadata extent structure.
Definition: qgslayermetadata.h:90
QgsAbstractMetadataBase::contacts
QgsAbstractMetadataBase::ContactList contacts() const
Returns a list of contact persons or entities associated with the resource.
Definition: qgsabstractmetadatabase.cpp:133
QgsAbstractMetadataBase::Address::postalCode
QString postalCode
Postal (or ZIP) code.
Definition: qgsabstractmetadatabase.h:123
QgsAbstractMetadataBase::abstract
QString abstract() const
Returns a free-form description of the resource.
Definition: qgsabstractmetadatabase.cpp:61
QgsAbstractMetadataBase::links
QgsAbstractMetadataBase::LinkList links() const
Returns a list of online resources associated with the resource.
Definition: qgsabstractmetadatabase.cpp:148
QgsLayerMetadataFormatter::identificationSectionHtml
QString identificationSectionHtml() const
Formats the "Identification" section according to a metadata object.
Definition: qgslayermetadataformatter.cpp:183
QgsAbstractMetadataBase::Address::type
QString type
Type of address, e.g.
Definition: qgsabstractmetadatabase.h:103
QgsLayerMetadata
A structured metadata store for a map layer.
Definition: qgslayermetadata.h:56
QgsAbstractMetadataBase::Address::address
QString address
Free-form physical address component, e.g.
Definition: qgsabstractmetadatabase.h:108
QgsLayerMetadata::constraints
QgsLayerMetadata::ConstraintList constraints() const
Returns a list of constraints associated with using the resource.
Definition: qgslayermetadata.cpp:41
QgsLayerMetadataFormatter::QgsLayerMetadataFormatter
QgsLayerMetadataFormatter(const QgsLayerMetadata &metadata)
Constructor for QgsLayerMetadataFormatter.
Definition: qgslayermetadataformatter.cpp:22
QgsLayerMetadata::crs
QgsCoordinateReferenceSystem crs() const
Returns the coordinate reference system described by the layer&#39;s metadata.
Definition: qgslayermetadata.cpp:81
QgsLayerMetadata::licenses
QStringList licenses() const
Returns a list of licenses associated with the resource (examples: http://opendefinition.org/licenses/).
Definition: qgslayermetadata.cpp:61
QgsLayerMetadata::Extent::spatialExtents
QList< QgsLayerMetadata::SpatialExtent > spatialExtents() const
Spatial extents of the resource.
Definition: qgslayermetadata.cpp:359
QgsLayerMetadata::fees
QString fees() const
Returns any fees associated with using the resource.
Definition: qgslayermetadata.cpp:26
QgsLayerMetadata::SpatialExtent
Metadata spatial extent structure.
Definition: qgslayermetadata.h:63
QgsAbstractMetadataBase::language
QString language() const
Returns the human language associated with the resource.
Definition: qgsabstractmetadatabase.cpp:163
QgsCoordinateReferenceSystem::authid
QString authid() const
Returns the authority identifier for the CRS.
Definition: qgscoordinatereferencesystem.cpp:983
QgsAbstractMetadataBase::identifier
QString identifier() const
A reference, URI, URL or some other mechanism to identify the resource.
Definition: qgsabstractmetadatabase.cpp:21
QgsCoordinateReferenceSystem::isValid
bool isValid() const
Returns whether this CRS is correctly initialized and usable.
Definition: qgscoordinatereferencesystem.cpp:672
QgsAbstractMetadataBase::parentIdentifier
QString parentIdentifier() const
A reference, URI, URL or some other mechanism to identify the parent resource that this resource is a...
Definition: qgsabstractmetadatabase.cpp:31
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