1 /*
2 * Copyright (c) 2002-2022, City of Paris
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright notice
10 * and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright notice
13 * and the following disclaimer in the documentation and/or other materials
14 * provided with the distribution.
15 *
16 * 3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
17 * contributors may be used to endorse or promote products derived from
18 * this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
24 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 * POSSIBILITY OF SUCH DAMAGE.
31 *
32 * License 1.0
33 */
34 package fr.paris.lutece.plugins.ctv.service.fileimage;
35
36 import fr.paris.lutece.portal.business.file.File;
37 import fr.paris.lutece.portal.business.file.FileHome;
38 import fr.paris.lutece.portal.business.physicalfile.PhysicalFile;
39 import fr.paris.lutece.portal.business.physicalfile.PhysicalFileHome;
40 import fr.paris.lutece.portal.business.user.attribute.AdminUserFieldHome;
41 import fr.paris.lutece.portal.service.image.ImageResource;
42 import fr.paris.lutece.portal.service.image.ImageResourceManager;
43 import fr.paris.lutece.portal.service.image.ImageResourceProvider;
44 import fr.paris.lutece.portal.service.init.LuteceInitException;
45 import fr.paris.lutece.util.file.FileUtil;
46
47 /**
48 * Service for AdminUser image attributes. Provide ImageResource management
49 */
50 public final class CiteFileImageService implements ImageResourceProvider
51 {
52 private static CiteFileImageServiceileimage/CiteFileImageService.html#CiteFileImageService">CiteFileImageService _singleton = new CiteFileImageService( );
53 private static final String IMAGE_RESOURCE_TYPE_ID = "cite_attribute_img";
54
55 /**
56 * Creates a new instance of FileImgService
57 */
58 private CiteFileImageService( )
59 {
60 }
61
62 /**
63 * Init
64 *
65 * @throws LuteceInitException
66 * if an error occurs
67 */
68 public static synchronized void init( )
69 {
70 getInstance( ).register( );
71 }
72
73 /**
74 * Initializes the service
75 */
76 public void register( )
77 {
78 ImageResourceManager.registerProvider( this );
79 }
80
81 /**
82 * Get the unique instance of the service
83 *
84 * @return The unique instance
85 */
86 public static CiteFileImageService getInstance( )
87 {
88 return _singleton;
89 }
90
91 /**
92 * Return the Resource id
93 *
94 * @param nIdResource
95 * The resource identifier
96 * @return The Resource Image
97 */
98 public ImageResource getImageResource( int nIdResource )
99 {
100 if ( AdminUserFieldHome.existsWithFile( nIdResource ) )
101 {
102
103 File file = FileHome.findByPrimaryKey( nIdResource );
104
105 if ( ( file != null ) && ( file.getPhysicalFile( ) != null ) && FileUtil.hasImageExtension( file.getTitle( ) ) )
106 {
107 PhysicalFile physicalFile = PhysicalFileHome.findByPrimaryKey( file.getPhysicalFile( ).getIdPhysicalFile( ) );
108 ImageResource imageResource = new ImageResource( );
109 imageResource.setImage( physicalFile.getValue( ) );
110 imageResource.setMimeType( file.getMimeType( ) );
111
112 return imageResource;
113 }
114 }
115
116 return null;
117 }
118
119 /**
120 * Return the Resource Type id
121 *
122 * @return The Resource Type Id
123 */
124 public String getResourceTypeId( )
125 {
126 return IMAGE_RESOURCE_TYPE_ID;
127 }
128 }