make scm-webapp depend optional of scm-landingpage-plugin // add some events for landingpage

scm-webapp/src/main/java/sonia/scm/plugin/DefaultPluginManager.java

@@ -31,7 +31,6 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import sonia.scm.NotFoundException;
 import sonia.scm.event.ScmEventBus;
-import sonia.scm.lifecycle.RestartEvent;
 import sonia.scm.lifecycle.Restarter;
 import sonia.scm.version.Version;
 
@@ -64,17 +63,19 @@ public class DefaultPluginManager implements PluginManager {
   private final PluginCenter center;
   private final PluginInstaller installer;
   private final Restarter restarter;
+  private final ScmEventBus eventBus;
 
   private final Collection<PendingPluginInstallation> pendingInstallQueue = new ArrayList<>();
   private final Collection<PendingPluginUninstallation> pendingUninstallQueue = new ArrayList<>();
   private final PluginDependencyTracker dependencyTracker = new PluginDependencyTracker();
 
   @Inject
-  public DefaultPluginManager(PluginLoader loader, PluginCenter center, PluginInstaller installer, Restarter restarter) {
+  public DefaultPluginManager(PluginLoader loader, PluginCenter center, PluginInstaller installer, Restarter restarter, ScmEventBus eventBus) {
     this.loader = loader;
     this.center = center;
     this.installer = installer;
     this.restarter = restarter;
+    this.eventBus = eventBus;
 
     this.computeInstallationDependencies();
   }
@@ -172,8 +173,10 @@ public class DefaultPluginManager implements PluginManager {
         PendingPluginInstallation pending = installer.install(plugin);
         dependencyTracker.addInstalled(plugin.getDescriptor());
         pendingInstallations.add(pending);
+        eventBus.post(new PluginEvent(PluginEventType.INSTALLED, plugin));
       } catch (PluginInstallException ex) {
         cancelPending(pendingInstallations);
+        eventBus.post(new PluginEvent(PluginEventType.INSTALLATION_FAILED, plugin));
         throw ex;
       }
     }

scm-webapp/src/main/java/sonia/scm/plugin/PluginCenterLoader.java

@@ -27,10 +27,11 @@ package sonia.scm.plugin;
 import com.google.common.annotations.VisibleForTesting;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import sonia.scm.event.Event;
+import sonia.scm.event.ScmEventBus;
 import sonia.scm.net.ahc.AdvancedHttpClient;
 
 import javax.inject.Inject;
-import java.io.IOException;
 import java.util.Collections;
 import java.util.Set;
 
@@ -40,16 +41,18 @@ class PluginCenterLoader {
 
   private final AdvancedHttpClient client;
   private final PluginCenterDtoMapper mapper;
+  private final ScmEventBus eventBus;
 
   @Inject
-  public PluginCenterLoader(AdvancedHttpClient client) {
-    this(client, PluginCenterDtoMapper.INSTANCE);
+  public PluginCenterLoader(AdvancedHttpClient client, ScmEventBus eventBus) {
+    this(client, PluginCenterDtoMapper.INSTANCE, eventBus);
   }
 
   @VisibleForTesting
-  PluginCenterLoader(AdvancedHttpClient client, PluginCenterDtoMapper mapper) {
+  PluginCenterLoader(AdvancedHttpClient client, PluginCenterDtoMapper mapper, ScmEventBus eventBus) {
     this.client = client;
     this.mapper = mapper;
+    this.eventBus = eventBus;
   }
 
   Set<AvailablePlugin> load(String url) {
@@ -59,8 +62,12 @@ class PluginCenterLoader {
       return mapper.map(pluginCenterDto);
     } catch (Exception ex) {
       LOG.error("failed to load plugins from plugin center, returning empty list", ex);
+      eventBus.post(new PluginCenterNotAvailableEvent());
       return Collections.emptySet();
     }
   }
 
+  @Event
+  class PluginCenterNotAvailableEvent {}
+
 }

scm-webapp/src/main/java/sonia/scm/plugin/PluginEvent.java

@@ -0,0 +1,39 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020-present Cloudogu GmbH and Contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package sonia.scm.plugin;
+
+import lombok.Getter;
+import sonia.scm.event.Event;
+
+@Getter
+@Event
+public class PluginEvent {
+  private final PluginEventType eventType;
+  private final AvailablePlugin plugin;
+  public PluginEvent(PluginEventType eventType, AvailablePlugin plugin) {
+    this.eventType = eventType;
+    this.plugin = plugin;
+  }
+}

scm-webapp/src/main/java/sonia/scm/plugin/PluginEventType.java

@@ -0,0 +1,29 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020-present Cloudogu GmbH and Contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package sonia.scm.plugin;
+
+enum PluginEventType {
+  INSTALLED, INSTALLATION_FAILED
+}

scm-webapp/src/main/java/sonia/scm/plugin/PluginInstallationFailedEventSubscriber.java

@@ -0,0 +1,86 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020-present Cloudogu GmbH and Contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package sonia.scm.plugin;
+
+import com.cloudogu.scm.myevents.MyEvent;
+import com.github.legman.Subscribe;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import sonia.scm.EagerSingleton;
+import sonia.scm.event.ScmEventBus;
+import sonia.scm.xml.XmlInstantAdapter;
+
+import javax.inject.Inject;
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlRootElement;
+import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
+import java.time.Instant;
+
+@Extension(requires = "scm-landingpage-plugin")
+@EagerSingleton
+public class PluginInstallationFailedEventSubscriber {
+
+  private final ScmEventBus eventBus;
+
+  @Inject
+  public PluginInstallationFailedEventSubscriber(ScmEventBus eventBus) {
+    this.eventBus = eventBus;
+  }
+
+  @Subscribe
+  public void handleEvent(PluginEvent pluginEvent) {
+    if (pluginEvent.getEventType() == PluginEventType.INSTALLATION_FAILED) {
+      AvailablePlugin newPlugin = pluginEvent.getPlugin();
+
+      String permission = PluginPermissions.manage().asShiroString();
+      String pluginName = newPlugin.getDescriptor().getInformation().getDisplayName();
+
+      String pluginVersion = newPlugin.getDescriptor().getInformation().getVersion();
+
+      eventBus.post(new PluginInstallationFailedEvent(permission, pluginName, pluginVersion, Instant.now()));
+    }
+  }
+
+  @XmlRootElement
+  @XmlAccessorType(XmlAccessType.FIELD)
+  @Getter
+  @NoArgsConstructor
+  static class PluginInstallationFailedEvent extends MyEvent {
+    private String pluginName;
+    private String pluginVersion;
+    @XmlJavaTypeAdapter(XmlInstantAdapter.class)
+    private Instant date;
+
+    PluginInstallationFailedEvent(String permission, String pluginName, String pluginVersion, Instant date) {
+      super(PluginInstalledEventSubscriber.PluginInstalledEvent.class.getSimpleName(), permission);
+
+      this.pluginName = pluginName;
+      this.pluginVersion = pluginVersion;
+      this.date = date;
+    }
+  }
+
+}

scm-webapp/src/main/java/sonia/scm/plugin/PluginInstalledEventSubscriber.java

@@ -0,0 +1,98 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020-present Cloudogu GmbH and Contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package sonia.scm.plugin;
+
+import com.cloudogu.scm.myevents.MyEvent;
+import com.github.legman.Subscribe;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import sonia.scm.EagerSingleton;
+import sonia.scm.event.ScmEventBus;
+import sonia.scm.xml.XmlInstantAdapter;
+
+import javax.inject.Inject;
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlRootElement;
+import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
+import java.time.Instant;
+import java.util.Optional;
+
+@Extension(requires = "scm-landingpage-plugin")
+@EagerSingleton
+public class PluginInstalledEventSubscriber {
+
+  private final ScmEventBus eventBus;
+  private final PluginManager pluginManager;
+
+  @Inject
+  public PluginInstalledEventSubscriber(ScmEventBus eventBus, PluginManager pluginManager) {
+    this.eventBus = eventBus;
+    this.pluginManager = pluginManager;
+  }
+
+  @Subscribe
+  public void handleEvent(PluginEvent pluginEvent) {
+    if (pluginEvent.getEventType() == PluginEventType.INSTALLED) {
+      AvailablePlugin newPlugin = pluginEvent.getPlugin();
+      Optional<InstalledPlugin> installedPlugin = pluginManager.getInstalled(newPlugin.getDescriptor().getInformation().getDisplayName());
+
+      String permission = PluginPermissions.manage().asShiroString();
+
+      String pluginName = newPlugin.getDescriptor().getInformation().getName();
+
+      String previousPluginVersion = null;
+      if (installedPlugin.isPresent()) {
+        previousPluginVersion = installedPlugin.get().getDescriptor().getInformation().getVersion();
+      }
+
+      String newPluginVersion = newPlugin.getDescriptor().getInformation().getVersion();
+
+      eventBus.post(new PluginInstalledEvent(permission, pluginName, previousPluginVersion, newPluginVersion, Instant.now()));
+    }
+  }
+
+  @XmlRootElement
+  @XmlAccessorType(XmlAccessType.FIELD)
+  @Getter
+  @NoArgsConstructor
+  static class PluginInstalledEvent extends MyEvent {
+    private String pluginName;
+    private String previousPluginVersion;
+    private String newPluginVersion;
+    @XmlJavaTypeAdapter(XmlInstantAdapter.class)
+    private Instant date;
+
+    PluginInstalledEvent(String permission, String pluginName, String previousPluginVersion, String newPluginVersion, Instant date) {
+      super(PluginInstalledEventSubscriber.PluginInstalledEvent.class.getSimpleName(), permission);
+
+      this.pluginName = pluginName;
+      this.previousPluginVersion = previousPluginVersion;
+      this.newPluginVersion = newPluginVersion;
+      this.date = date;
+    }
+  }
+
+}

scm-webapp/src/main/java/sonia/scm/repository/RepositoryCreatedEventSubscriber.java

@@ -0,0 +1,88 @@
+/*
+ * MIT License
+ *
+ * Copyright (c) 2020-present Cloudogu GmbH and Contributors
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package sonia.scm.repository;
+
+import com.cloudogu.scm.myevents.MyEvent;
+import com.github.legman.Subscribe;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import org.apache.shiro.SecurityUtils;
+import sonia.scm.EagerSingleton;
+import sonia.scm.HandlerEventType;
+import sonia.scm.event.ScmEventBus;
+import sonia.scm.plugin.Extension;
+import sonia.scm.user.User;
+import sonia.scm.xml.XmlInstantAdapter;
+
+import javax.inject.Inject;
+import javax.xml.bind.annotation.XmlAccessType;
+import javax.xml.bind.annotation.XmlAccessorType;
+import javax.xml.bind.annotation.XmlRootElement;
+import javax.xml.bind.annotation.adapters.XmlJavaTypeAdapter;
+import java.time.Instant;
+
+@Extension(requires = "scm-landingpage-plugin")
+@EagerSingleton
+public class RepositoryCreatedEventSubscriber {
+
+  private final ScmEventBus eventBus;
+
+  @Inject
+  public RepositoryCreatedEventSubscriber(ScmEventBus eventBus) {
+    this.eventBus = eventBus;
+  }
+
+  @Subscribe
+  public void handleEvent(RepositoryEvent event) {
+    if (event.getEventType() == HandlerEventType.CREATE) {
+      Repository eventRepo = event.getItem();
+      String permission = RepositoryPermissions.read(event.getItem()).asShiroString();
+      String repository = eventRepo.getNamespace() + "/" + eventRepo.getName();
+      String creator = SecurityUtils.getSubject().getPrincipals().oneByType(User.class).getDisplayName();
+      Instant date = Instant.now();
+
+      eventBus.post(new RepositoryCreatedEvent(permission, repository, creator, date));
+    }
+  }
+
+  @XmlRootElement
+  @XmlAccessorType(XmlAccessType.FIELD)
+  @Getter
+  @NoArgsConstructor
+  static class RepositoryCreatedEvent extends MyEvent {
+    private String repository;
+    private String creator;
+    @XmlJavaTypeAdapter(XmlInstantAdapter.class)
+    private Instant date;
+
+    RepositoryCreatedEvent(String permission, String repository, String creator, Instant date) {
+      super(RepositoryCreatedEvent.class.getSimpleName(), permission);
+      this.repository = repository;
+      this.creator = creator;
+      this.date = date;
+    }
+  }
+
+}