Added extra property.

README.md

@@ -34,7 +34,8 @@ ReadingTime(
     wpm = 275,
     postfix = "min read",
     plural = "min read",
-    excludeImages = false
+    excludeImages = false, 
+    extra = 0
 )
 
 ```
@@ -46,6 +47,7 @@ Property                    | Description
 `postfix`                   | The value to be appended to the reading time.
 `plural`                    | The value to be appended if the reading time is more than 1 minute.
 `excludeImages`             | Images are excluded from the reading time when set.
+`extra`                     | Additional seconds to be added to the total reading time.
 
 ### Functions
 
@@ -66,7 +68,8 @@ A JSP tag is also available for easy incorporation into web applications:
     wpm="275"
     postfix="min read"
     plural="min read"
-    excludeImages="false">some_text</t:readingtime>
+    excludeImages="false"
+    extra="0">some_text</t:readingtime>
 ```
 
 None of the attributes are required.

src/main/kotlin/net/thauvin/erik/readingtime/ReadingTime.kt

@@ -46,13 +46,15 @@ import java.math.RoundingMode
  * @param postfix The value to be appended to the reading time.
  * @param plural The value to be appended if the reading time is more than 1 minute.
  * @param excludeImages Images are excluded from the reading time when set.
+ * @param extra Additional seconds to be added to the total reading time.
  */
 class ReadingTime @JvmOverloads constructor(
     text: String,
     wpm: Int = 275,
     var postfix: String = "min read",
     var plural: String = "min read",
-    excludeImages: Boolean = false
+    excludeImages: Boolean = false,
+    extra: Int = 0
 ) {    
     companion object {
         private const val INVALID: Double = -1.0
@@ -97,6 +99,12 @@ class ReadingTime @JvmOverloads constructor(
             field = value
         }
 
+    var extra: Int = extra
+        set(value) {
+            reset(value != extra)
+            field = value
+        }
+
     /**
      * Calculates and returns the reading time in seconds.
      */
@@ -106,7 +114,7 @@ class ReadingTime @JvmOverloads constructor(
             readTime += wordCount(text) / (wpm / 60.0)
         }
 
-        return readTime
+        return readTime + extra
     }
 
     /**

src/main/resources/META-INF/tags/readingtime.tag

@@ -7,6 +7,7 @@
 <%@tag body-content="scriptless" import="net.thauvin.erik.readingtime.ReadingTime" trimDirectiveWhitespaces="true"%>
 <%@attribute name="debug" type="java.lang.Boolean"%>
 <%@attribute name="excludeImages" type="java.lang.Boolean"%>
+<%@attribute name="extra" type="java.lang.Integer"%>
 <%@attribute name="plural"%>
 <%@attribute name="postfix"%>
 <%@attribute name="wpm" type="java.lang.Integer"%>
@@ -14,6 +15,7 @@
 <%
     final Boolean debug = (Boolean) getJspContext().getAttribute("debug");
     final Boolean excludeImages = (Boolean) getJspContext().getAttribute("excludeImages");
+    final Integer extra = (Integer) getJspContext().getAttribute("extra");
     final Integer wpm = (Integer) getJspContext().getAttribute("wpm");
     final String body = (String) getJspContext().getAttribute("body");;
     final String plural = (String) getJspContext().getAttribute("plural");
@@ -22,6 +24,7 @@
     if (body != null) {
         final ReadingTime rt = new ReadingTime(body);
         if (excludeImages != null) rt.setExcludeImages(excludeImages);
+        if (extra != null) rt.setExtra(extra);
         if (plural != null) rt.setPlural(plural);
         if (postfix != null) rt.setPostfix(postfix);
         if (wpm != null) rt.setWpm(wpm);
@@ -31,7 +34,8 @@
             out.write("wpm: " + wpm + " (" + rt.getWpm() + ")\n");
             out.write("postfix: " + postfix + " (" + rt.getPostfix() + ")\n");
             out.write("plural: " + plural + " (" + rt.getPlural() + ")\n");
-            out.write("excludeImages: " + excludeImages + " (" + rt.getExcludeImages() + ")\n-->");
+            out.write("excludeImages: " + excludeImages + " (" + rt.getExcludeImages() + ")\n");
+            out.write("extra: " + extra + " (" + rt.getExtra() + ")\n-->");
         }
     }
 %>

src/test/kotlin/net/thauvin/erik/readingtime/ReadingTimeTest.kt

@@ -92,6 +92,9 @@ class ReadingTimeTest {
 
         rt.excludeImages = true
         assertEquals(calcReadingTime(rt.text, rt.wpm), rt.calcReadingTimeInSec())
+        rt.extra = 60
+        assertEquals(calcReadingTime(rt.text, rt.wpm) + 60L, rt.calcReadingTimeInSec())
+        rt.extra = 0
         rt.excludeImages = false
 
         rt.text = mediumPost