Extracting dokka generation to the dedicated extension point

1 files changed, 41 insertions, 0 deletions

diff --git a/plugins/all-module-page/src/main/kotlin/MultimoduleLocationProvider.kt b/plugins/all-module-page/src/main/kotlin/MultimoduleLocationProvider.kt
new file mode 100644
index 00000000..29107136
--- /dev/null
+++ b/plugins/all-module-page/src/main/kotlin/MultimoduleLocationProvider.kt
@@ -0,0 +1,41 @@
+package org.jetbrains.dokka.allModulesPage
+
+import org.jetbrains.dokka.base.resolvers.local.DokkaLocationProvider
+import org.jetbrains.dokka.base.resolvers.local.DokkaLocationProvider.Companion.identifierToFilename
+import org.jetbrains.dokka.base.resolvers.local.LocationProvider
+import org.jetbrains.dokka.base.resolvers.local.LocationProviderFactory
+import org.jetbrains.dokka.links.DRI
+import org.jetbrains.dokka.model.DisplaySourceSet
+import org.jetbrains.dokka.pages.PageNode
+import org.jetbrains.dokka.pages.RootPageNode
+import org.jetbrains.dokka.plugability.DokkaContext
+
+class MultimoduleLocationProvider(private val root: RootPageNode, context: DokkaContext) : LocationProvider {
+
+    private val defaultLocationProvider = DokkaLocationProvider(root, context)
+
+    val paths = context.configuration.modules.map {
+        it.name to it.relativePathToOutputDirectory
+    }.toMap()
+
+    override fun resolve(dri: DRI, sourceSets: Set<DisplaySourceSet>, context: PageNode?) =
+        dri.takeIf { it.packageName == MULTIMODULE_PACKAGE_PLACEHOLDER }?.classNames?.let { paths[it] }?.let {
+            "$it/${identifierToFilename(dri.classNames.orEmpty())}/index.html"
+        } ?: defaultLocationProvider.resolve(dri, sourceSets, context)
+
+    override fun resolve(node: PageNode, context: PageNode?, skipExtension: Boolean) =
+        defaultLocationProvider.resolve(node, context, skipExtension)
+
+    override fun pathToRoot(from: PageNode): String = defaultLocationProvider.pathToRoot(from)
+
+    override fun ancestors(node: PageNode): List<PageNode> = listOf(root)
+
+    companion object {
+        const val MULTIMODULE_PACKAGE_PLACEHOLDER = ".ext"
+    }
+
+    class Factory(private val context: DokkaContext): LocationProviderFactory {
+        override fun getLocationProvider(pageNode: RootPageNode) =
+            MultimoduleLocationProvider(pageNode, context)
+    }
+}
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