File name fix

src/main/kotlin/extractDocuments.kt

@@ -56,6 +56,7 @@ internal suspend fun SpaceClient.extractFile(
 }
 
 private val imageRegex = """!\[(?<alt>.*)]\(/d/(?<id>.*)\?f=0( "(?<name>.*)")?\)""".toRegex()
+private val fileNameRegex = "\\W+".toRegex()
 
 /**
  * Download single Space document
@@ -90,13 +91,14 @@ internal suspend fun SpaceClient.downloadDocument(
                         val id = it.groups["id"]?.value ?: error("Unexpected reference format: ${it.value}")
                         val alt = it.groups["alt"]?.value?.ifBlank { null }
                         val name = it.groups["name"]?.value?.ifBlank { null }
-                        val imageName = name?.let { "$id-$name" } ?: alt?.let { "$id-$alt" } ?: id
+                        val imageName = (name?.let { "$id-$name" } ?: alt?.let { "$id-$alt" } ?: id)
+                            .replace(fileNameRegex, "_")
                         val imageFile = imageDirectory.resolve(imageName)
                         logger.info("Downloading image $id as $imageFile")
                         launch(Dispatchers.IO) {
                             extractAttachment(imageFile, id)
                         }
-                        "![${alt?:""}](images/$imageName)"
+                        "![${alt ?: ""}](images/$imageName)"
                     }
                     markdownFilePath.writeText(newText, Charsets.UTF_8)
                 }
@@ -131,6 +133,7 @@ internal suspend fun SpaceClient.downloadDocumentFolder(
     documents.data.forEach {
         val document = projects.documents.getDocument(projectId, it.id) {
             body()
+            bodyType()
             title()
             id()
         }
@@ -146,6 +149,7 @@ internal suspend fun SpaceClient.downloadDocumentFolder(
                 )
             ) {
                 body()
+                bodyType()
                 title()
                 id()
             }