IDEA-171878 Add EP ProjectNameProvider

platform/configuration-store-impl/src/ProjectStoreImpl.kt

@@ -33,6 +33,7 @@ import com.intellij.openapi.module.Module
 import com.intellij.openapi.module.ModuleManager
 import com.intellij.openapi.project.Project
 import com.intellij.openapi.project.ProjectCoreUtil
+import com.intellij.openapi.project.ex.ProjectEx.NAME_PROVIDER_EP
 import com.intellij.openapi.project.impl.ProjectImpl
 import com.intellij.openapi.project.impl.ProjectManagerImpl.UnableToSaveProjectNotification
 import com.intellij.openapi.project.impl.ProjectStoreClassProvider
@@ -48,6 +49,7 @@ import com.intellij.openapi.vfs.VirtualFile
 import com.intellij.util.PathUtilRt
 import com.intellij.util.SmartList
 import com.intellij.util.attribute
+import com.intellij.util.containers.computeOrNull
 import com.intellij.util.containers.forEachGuaranteed
 import com.intellij.util.containers.isNullOrEmpty
 import com.intellij.util.io.*
@@ -303,25 +305,24 @@ private open class ProjectStoreImpl(project: ProjectImpl, private val pathMacroM
   }
 
   override fun getProjectName(): String {
-    if (isDirectoryBased) {
-      val baseDir = projectBasePath
-      val nameFile = nameFile
-      if (nameFile.exists()) {
-        try {
-          nameFile.inputStream().reader().useLines { it.firstOrNull { !it.isEmpty() }?.trim() }?.let {
-            lastSavedProjectName = it
-            return it
-          }
-        }
-        catch (ignored: IOException) {
-        }
-      }
-
-      return PathUtilRt.getFileName(baseDir).replace(":", "")
-    }
-    else {
+    if (!isDirectoryBased) {
       return PathUtilRt.getFileName(projectFilePath).removeSuffix(ProjectFileType.DOT_DEFAULT_EXTENSION)
     }
+
+    val baseDir = projectBasePath
+    val nameFile = nameFile
+    if (nameFile.exists()) {
+      LOG.catchAndLog {
+        nameFile.inputStream().reader().useLines { it.firstOrNull { !it.isEmpty() }?.trim() }?.let {
+          lastSavedProjectName = it
+          return it
+        }
+      }
+    }
+
+    return NAME_PROVIDER_EP.extensions.computeOrNull {
+      LOG.catchAndLog { it.getName(project) }
+    } ?: PathUtilRt.getFileName(baseDir).replace(":", "")
   }
 
   private fun saveProjectName() {

platform/platform-impl/src/com/intellij/openapi/project/ex/ProjectEx.java

@@ -15,6 +15,7 @@
  */
 package com.intellij.openapi.project.ex;
 
+import com.intellij.openapi.extensions.ExtensionPointName;
 import com.intellij.openapi.project.Project;
 import com.intellij.util.messages.Topic;
 import org.jetbrains.annotations.NotNull;
@@ -26,6 +27,8 @@ public interface ProjectEx extends Project {
     void saved(@NotNull final Project project);
   }
 
+  ExtensionPointName<ProjectNameProvider> NAME_PROVIDER_EP = ExtensionPointName.create("com.intellij.projectNameProvider");
+
   void init();
 
   void setProjectName(@NotNull String name);

platform/platform-impl/src/com/intellij/openapi/project/ex/ProjectNameProvider.java

@@ -0,0 +1,25 @@
+/*
+ * Copyright 2000-2017 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.intellij.openapi.project.ex;
+
+import com.intellij.openapi.project.Project;
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+public interface ProjectNameProvider {
+  @Nullable
+  String getName(@NotNull Project project);
+}

platform/platform-resources/src/META-INF/PlatformExtensionPoints.xml

@@ -282,5 +282,6 @@
     <extensionPoint name="achromatopsiaSupport" interface="com.intellij.ide.ui.ColorBlindnessSupport"/>
 
     <extensionPoint name="bundledInspectionProfile" beanClass="com.intellij.configurationStore.BundledSchemeEP"/>
+    <extensionPoint name="projectNameProvider" beanClass="com.intellij.openapi.project.ex.ProjectNameProvider"/>
   </extensionPoints>
 </idea-plugin>