1+ /*
2+ * Copyright (C) 2000 - 2025 Silverpeas
3+ *
4+ * This program is free software: you can redistribute it and/or modify
5+ * it under the terms of the GNU Affero General Public License as
6+ * published by the Free Software Foundation, either version 3 of the
7+ * License, or (at your option) any later version.
8+ *
9+ * As a special exception to the terms and conditions of version 3.0 of
10+ * the GPL, you may redistribute this Program in connection with Free/Libre
11+ * Open Source Software ("FLOSS") applications as described in Silverpeas's
12+ * FLOSS exception. You should have received a copy of the text describing
13+ * the FLOSS exception, and it is also available here:
14+ * "https://www.silverpeas.org/legal/floss_exception.html"
15+ *
16+ * This program is distributed in the hope that it will be useful,
17+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
18+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19+ * GNU Affero General Public License for more details.
20+ *
21+ * You should have received a copy of the GNU Affero General Public License
22+ * along with this program. If not, see <https://www.gnu.org/licenses/>.
23+ */
24+
25+ package org .silverpeas .components .kmelia .service ;
26+
27+ import org .silverpeas .core .admin .component .model .WAComponent ;
28+ import org .silverpeas .core .annotation .Service ;
29+ import org .silverpeas .core .contribution .model .Contribution ;
30+ import org .silverpeas .core .contribution .publication .service .PublicationService ;
31+ import org .silverpeas .core .initialization .Initialization ;
32+ import org .silverpeas .core .node .model .NodePK ;
33+ import org .silverpeas .core .node .service .NodeService ;
34+ import org .silverpeas .core .scheduler .Job ;
35+ import org .silverpeas .core .scheduler .JobExecutionContext ;
36+ import org .silverpeas .core .scheduler .Scheduler ;
37+ import org .silverpeas .core .scheduler .SchedulerProvider ;
38+ import org .silverpeas .core .scheduler .trigger .JobTrigger ;
39+ import org .silverpeas .kernel .SilverpeasRuntimeException ;
40+ import org .silverpeas .kernel .bundle .ResourceLocator ;
41+ import org .silverpeas .kernel .bundle .SettingBundle ;
42+ import org .silverpeas .kernel .logging .SilverLogger ;
43+
44+ import javax .inject .Inject ;
45+ import javax .transaction .Transactional ;
46+ import java .time .LocalDate ;
47+ import java .util .Date ;
48+
49+ import static org .silverpeas .core .util .DateUtil .toLocalDate ;
50+
51+ /**
52+ * A service scheduled in time to clean out periodically the bin in each Kmelia instances of the
53+ * items (both topics and publications) that have been removed since a given number of days. The
54+ * purge scheduling and the delay in days can be parameterized in the
55+ * <code>org/silverpeas/kmelia/settings/kmeliaSettings.properties</code> configuration file.
56+ *
57+ * @author mmoquillon
58+ */
59+ @ Service
60+ public class KmeliaBinsScheduledPurger implements Initialization {
61+
62+ private static final String COMPONENT_NAME = "kmelia" ;
63+ private static final String SETTINGS_NAME = "org.silverpeas.kmelia.settings.kmeliaSettings" ;
64+ private static final String JOB_NAME = "OldBinItemsDeleter" ;
65+
66+ @ Inject
67+ private KmeliaDeleter deleter ;
68+ @ Inject
69+ private NodeService nodeService ;
70+ @ Inject
71+ private PublicationService publicationService ;
72+
73+ @ Override
74+ public void init () throws Exception {
75+ String cron = getSchedulingCron ();
76+ if (!cron .isEmpty ()) {
77+ final Scheduler scheduler = SchedulerProvider .getVolatileScheduler ();
78+ scheduler .unscheduleJob (JOB_NAME );
79+ scheduler .scheduleJob (new OldBinItemsDeleter (), JobTrigger .triggerAt (cron ));
80+ }
81+ new OldBinItemsDeleter ().execute (JobExecutionContext .createWith (JOB_NAME , new Date ()));
82+ }
83+
84+ @ Override
85+ public void release () throws Exception {
86+ Scheduler scheduler = SchedulerProvider .getVolatileScheduler ();
87+ if (scheduler .isJobScheduled (JOB_NAME )) {
88+ scheduler .unscheduleJob (JOB_NAME );
89+ }
90+ }
91+
92+ private String getSchedulingCron () {
93+ SettingBundle settings = ResourceLocator .getSettingBundle (SETTINGS_NAME );
94+ return settings .getString ("kmelia.autoDeletionCron" , "" );
95+ }
96+
97+ private class OldBinItemsDeleter extends Job {
98+
99+ OldBinItemsDeleter () {
100+ super (JOB_NAME );
101+ }
102+
103+ @ Transactional
104+ @ Override
105+ public void execute (final JobExecutionContext context ) {
106+ int delay = getDeletionDelay ();
107+ if (delay > 0 ) {
108+ try {
109+ final LocalDate now = LocalDate .now ();
110+ WAComponent .getByName (COMPONENT_NAME )
111+ .ifPresent (component ->
112+ component .getAllInstanceIds ()
113+ .forEach (instanceId -> {
114+ NodePK bin = new NodePK (NodePK .BIN_NODE_ID , instanceId );
115+ nodeService .getChildrenDetails (bin ).stream ()
116+ .filter (node -> isOlder (node , now ))
117+ .forEach (topic ->
118+ deleter .deleteTopic (topic .getNodePK ()));
119+ publicationService .getDetailsByFatherPK (bin ).stream ()
120+ .filter (publication -> isOlder (publication , now ))
121+ .forEach (publication ->
122+ deleter .deletePublication (publication .getPK ()));
123+ }));
124+
125+ } catch (SilverpeasRuntimeException e ) {
126+ SilverLogger .getLogger (this ).error (e .getMessage (), e );
127+ }
128+ }
129+ }
130+
131+ private int getDeletionDelay () {
132+ SettingBundle settings = ResourceLocator .getSettingBundle (SETTINGS_NAME );
133+ int delay = settings .getInteger ("kmelia.autoDeletionDelay" , 0 );
134+ return Math .max (delay , 0 );
135+ }
136+
137+ private boolean isOlder (Contribution contribution , LocalDate date ) {
138+ final LocalDate removeDayDateWithDelay = toLocalDate (contribution .getLastUpdateDate ())
139+ .plusDays (getDeletionDelay ());
140+ return removeDayDateWithDelay .isBefore (date ) ||
141+ removeDayDateWithDelay .isEqual (date );
142+ }
143+ }
144+ }
145+
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