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Added Feeder News feed for all users. So sorry for modifying everyone…
…'s subscriptions! It only happens once for each user. Feel free to delete it if you don't want it.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,153 @@ | ||
| #!/usr/bin/env kotlin | ||
| @file:DependsOn("org.jetbrains:markdown-jvm:0.4.1") | ||
| @file:DependsOn("net.pwall.mustache:kotlin-mustache:0.10") | ||
|
|
||
| import java.io.File | ||
| import java.util.concurrent.TimeUnit | ||
| import net.pwall.mustache.parser.Parser | ||
| import org.intellij.markdown.MarkdownElementTypes | ||
| import org.intellij.markdown.ast.ASTNode | ||
| import org.intellij.markdown.flavours.commonmark.CommonMarkFlavourDescriptor | ||
| import org.intellij.markdown.html.HtmlGenerator | ||
| import org.intellij.markdown.parser.MarkdownParser | ||
|
|
||
| val flavour = CommonMarkFlavourDescriptor() | ||
|
|
||
| data class ChangelogEntry( | ||
| val version: String, | ||
| val content: String, | ||
| ) { | ||
| val timestamp: String | ||
| get() = "git log -1 --format=%aI $version".runCommand() | ||
|
|
||
| val title: String | ||
| get() = "$version released" | ||
| } | ||
|
|
||
| fun parseChangelog(): List<ChangelogEntry> { | ||
| val src = File("CHANGELOG.md").readText() | ||
| val parsedTree = MarkdownParser(flavour).buildMarkdownTreeFromString(src) | ||
| val entries = mutableListOf<ChangelogEntry>() | ||
| val sb = StringBuilder() | ||
|
|
||
| recurseMarkdown( | ||
| node = parsedTree, | ||
| src = src, | ||
| version = "", | ||
| sb = sb, | ||
| entries = entries, | ||
| ) | ||
|
|
||
| return entries | ||
| } | ||
|
|
||
| fun recurseMarkdown( | ||
| node: ASTNode, | ||
| src: String, | ||
| version: String, | ||
| sb: StringBuilder, | ||
| entries: MutableList<ChangelogEntry>, | ||
| ): String { | ||
| var newVersion = version | ||
| var ignoreContent = false | ||
| when (node.type) { | ||
| MarkdownElementTypes.MARKDOWN_FILE -> { | ||
| // Keep going directly | ||
| ignoreContent = true | ||
| } | ||
|
|
||
| MarkdownElementTypes.ATX_1 -> { | ||
| // Header marks boundary between entries | ||
| if (sb.isNotBlank()) { | ||
| entries.add( | ||
| ChangelogEntry( | ||
| version = newVersion, | ||
| content = sb.toString(), | ||
| ), | ||
| ) | ||
| sb.clear() | ||
| } | ||
| val textNode = node.children.last() | ||
| return src.slice(textNode.startOffset until textNode.endOffset).trim() | ||
| } | ||
| } | ||
|
|
||
| if (ignoreContent) { | ||
| for (child in node.children) { | ||
| newVersion = recurseMarkdown( | ||
| node = child, | ||
| src = src, | ||
| version = newVersion, | ||
| sb = sb, | ||
| entries = entries, | ||
| ) | ||
| } | ||
| } else { | ||
| val content = src.slice(node.startOffset until node.endOffset) | ||
| sb.append(content) | ||
| } | ||
| return newVersion | ||
| } | ||
|
|
||
| fun generateHugoEntries(targetDir: File, entries: List<ChangelogEntry>) { | ||
| val hugoTemplateString = """ | ||
| --- | ||
| title: "{{title}}" | ||
| date: {{timestamp}} | ||
| draft: false | ||
| thumbnail: "feature.png" | ||
| --- | ||
| {{&content}} | ||
| """.trimIndent() | ||
|
|
||
| println("${entries.size} entries") | ||
|
|
||
| val parser = Parser() | ||
| val hugoTemplate = parser.parse(hugoTemplateString) | ||
|
|
||
| entries.forEach { entry -> | ||
| val targetFile = targetDir.resolve("${entry.version}.md") | ||
| if (targetFile.isFile) { | ||
| if (!targetFile.delete()) { | ||
| error("Failed to delete existing file: $targetFile") | ||
| } | ||
| } | ||
| targetDir.resolve("${entry.version}.md").bufferedWriter().use { writer -> | ||
| writer.write(hugoTemplate.processToString(entry)) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| fun String.runCommand(): String { | ||
| val parts = this.split("\\s".toRegex()) | ||
| val proc = ProcessBuilder(*parts.toTypedArray()) | ||
| .directory(File("/home/jonas/workspace/feeder")) | ||
| .redirectOutput(ProcessBuilder.Redirect.PIPE) | ||
| .redirectError(ProcessBuilder.Redirect.PIPE) | ||
| .start() | ||
|
|
||
| proc.waitFor(2, TimeUnit.SECONDS) | ||
| return proc.inputStream.bufferedReader().readText().trim() | ||
| } | ||
|
|
||
| // $args | ||
|
|
||
| val targetDir = args.firstOrNull() | ||
| ?.let { File(it) } | ||
| ?: error("Expects target directory as first argument") | ||
|
|
||
| if (!targetDir.isDirectory) { | ||
| error("$targetDir does not exist or is not a directory!") | ||
| } | ||
|
|
||
| // To only generate a specific tag out of the changelog | ||
| val tag = args.getOrNull(1) | ||
|
|
||
| val entries = parseChangelog() | ||
|
|
||
| generateHugoEntries( | ||
| targetDir = targetDir, | ||
| entries = entries.filter { | ||
| tag == null || it.version == tag | ||
| }, | ||
| ) |
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