Merge pull request #46 from ep-skolberg/master

Add license report type for confluence wiki markup

src/main/scala/sbtlicensereport/SbtLicenseReport.scala

@@ -19,6 +19,7 @@ object SbtLicenseReport extends AutoPlugin {
     def Html = sbtlicensereport.license.Html
     def MarkDown = sbtlicensereport.license.MarkDown
     def Csv = sbtlicensereport.license.Csv
+    def ConfluenceWikiMarkup = sbtlicensereport.license.ConfluenceWikiMarkup
 
     // Keys
     val updateLicenses = taskKey[LicenseReport]("Construct a report of used licenses in a build.")

src/main/scala/sbtlicensereport/license/TargetLanguage.scala

@@ -100,3 +100,40 @@ case object Csv extends TargetLanguage {
   def tableEnd: String = ""
   def csvEncode(s: String): String = org.apache.commons.lang3.StringEscapeUtils.escapeCsv(s)
 }
+
+case object ConfluenceWikiMarkup extends TargetLanguage {
+  val ext = "confluence.mu"
+  def documentStart(title: String, reportStyleRules: Option[String]): String = ""
+  def documentEnd(): String = ""
+  def createHyperLink(link: String, content: String): String = s"[${trim(content)}|${trim(link)}]"
+  def blankLine(): String = "\n"
+  def header1(msg: String): String = s"h1.$msg\n"
+  def tableHeader(firstColumn: String, secondColumn: String, thirdColumn: String, fourthColumn: String): String = {
+    s"|| $firstColumn || $secondColumn || $thirdColumn || $fourthColumn ||\n"
+  }
+
+  def tableRow(
+      firstColumn: String,
+      secondColumn: String,
+      thirdColumn: String,
+      fourthColumn: String
+  ): String = s"| $firstColumn | $secondColumn | $thirdColumn | $fourthColumn |\n"
+  def tableEnd: String = "\n"
+
+  def markdownEncode(s: String): String = s.flatMap {
+    case c if (List('*', '`', '[', ']', '#', '|').contains(c)) => "\\" + c
+    case x                                                     => x.toString
+  }
+
+  def escapeHtml(s: String): String = Html.htmlEncode(s).flatMap {
+    case '|' => "|" // it would destroy tables!
+    case c   => c.toString
+  }
+
+  /** Null handling trim utility function. */
+  private[this] def trim(in: String): String = {
+    Option(in).fold("") { string =>
+      string.trim
+    }
+  }
+}