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package org.jetbrains.dokka.allModulesPage.templates
import org.jetbrains.dokka.base.DokkaBase
import org.jetbrains.dokka.base.resolvers.shared.ExternalDocumentation
import org.jetbrains.dokka.base.resolvers.shared.PackageList
import org.jetbrains.dokka.links.DRI
import org.jetbrains.dokka.plugability.DokkaContext
import org.jetbrains.dokka.plugability.plugin
import org.jetbrains.dokka.plugability.query
import java.net.URL
import java.io.File
class ExternalModuleLinkResolver(val context: DokkaContext) {
private val elpFactory = context.plugin<DokkaBase>().query { externalLocationProviderFactory }
private val externalDocumentations by lazy(::setupExternalDocumentations)
private val elps by lazy {
elpFactory.flatMap { externalDocumentations.map { ed -> it.getExternalLocationProvider(ed) } }.filterNotNull()
}
private fun setupExternalDocumentations(): List<ExternalDocumentation> {
val packageLists =
context.configuration.modules.map { it.sourceOutputDirectory.resolve(it.relativePathToOutputDirectory) }
.map { module ->
module to PackageList.load(
URL("file:" + module.resolve("package-list").path),
8,
true
)
}.toMap()
return packageLists.map { (module, pckgList) ->
ExternalDocumentation(
URL("file:/${module.name}/${module.name}"),
pckgList!!
)
}
}
fun resolve(dri: DRI, fileContext: File): String? {
val absoluteLink = elps.mapNotNull { it.resolve(dri) }.firstOrNull() ?: return null
val modulePath = context.configuration.outputDir.absolutePath.split(File.separator)
val contextPath = fileContext.absolutePath.split(File.separator)
val commonPathElements = modulePath.zip(contextPath)
.takeWhile { (a, b) -> a == b }.count()
return (List(contextPath.size - commonPathElements - 1) { ".." } + modulePath.drop(commonPathElements)).joinToString(
"/"
) + absoluteLink.removePrefix("file:")
}
}
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