From ac0daff59c70553536f7f1cf7675b9fc4961e3fe Mon Sep 17 00:00:00 2001
From: Yegor Bugayenko <yegor256@gmail.com>
Date: Fri, 27 Oct 2017 20:56:27 +0300
Subject: [PATCH] #30 badge

---
 README.md                              |  2 +
 src/main/java/org/jpeek/App.java       | 30 ++++++++
 src/main/resources/org/jpeek/badge.xsl | 94 ++++++++++++++++++++++++++
 3 files changed, 126 insertions(+)
 create mode 100644 src/main/resources/org/jpeek/badge.xsl

diff --git a/README.md b/README.md
index ff42df02..343ed469 100644
--- a/README.md
+++ b/README.md
@@ -12,6 +12,8 @@
 [![Test Coverage](https://img.shields.io/codecov/c/github/yegor256/jpeek.svg)](https://codecov.io/github/yegor256/jpeek?branch=master)
 [![SonarQube](https://img.shields.io/badge/sonar-ok-green.svg)](https://sonarcloud.io/dashboard?id=org.jpeek%3Ajpeek)
 
+[![jpeek report](https://i.jpeek.org/org.jpeek/jpeek/badge.svg)](http://i.jpeek.org/org.jpeek/jpeek/)
+
 jPeek is a static collector of Java code metrics.
 
 **Motivation**:
diff --git a/src/main/java/org/jpeek/App.java b/src/main/java/org/jpeek/App.java
index daa809d3..7f33a8cb 100644
--- a/src/main/java/org/jpeek/App.java
+++ b/src/main/java/org/jpeek/App.java
@@ -39,6 +39,7 @@
 import org.jpeek.metrics.cohesion.CAMC;
 import org.jpeek.metrics.cohesion.LCOM;
 import org.jpeek.metrics.cohesion.OCC;
+import org.xembly.Directives;
 import org.xembly.Xembler;
 
 /**
@@ -60,6 +61,13 @@ public final class App {
         App.class.getResourceAsStream("index.xsl")
     );
 
+    /**
+     * XSL stylesheet.
+     */
+    private static final XSL BADGE = XSLDocument.make(
+        App.class.getResourceAsStream("badge.xsl")
+    );
+
     /**
      * Location of the project to analyze.
      */
@@ -130,6 +138,28 @@ public void analyze() throws IOException {
                 this.output.resolve("index.html")
             )
         ).value();
+        new LengthOf(
+            new TeeInput(
+                App.BADGE.transform(
+                    new XMLDocument(
+                        new Xembler(
+                            new Directives().add("score").set(
+                                String.format(
+                                    "%.4f",
+                                    Double.parseDouble(
+                                        index.xpath(
+                                            // @checkstyle LineLength (1 line)
+                                            "sum(//metric/score) div count(//metric)"
+                                        ).get(0)
+                                    )
+                                )
+                            ).attr("style", "round")
+                        ).xmlQuietly()
+                    )
+                ).toString(),
+                this.output.resolve("badge.svg")
+            )
+        ).value();
     }
 
 }
diff --git a/src/main/resources/org/jpeek/badge.xsl b/src/main/resources/org/jpeek/badge.xsl
new file mode 100644
index 00000000..5c02d1b5
--- /dev/null
+++ b/src/main/resources/org/jpeek/badge.xsl
@@ -0,0 +1,94 @@
+<?xml version="1.0"?>
+<!--
+The MIT License (MIT)
+
+Copyright (c) 2017 Yegor Bugayenko
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+-->
+<xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform" xmlns="http://www.w3.org/2000/svg" version="2.0">
+  <xsl:output method="xml" omit-xml-declaration="yes"/>
+  <xsl:template match="/score">
+    <svg width="76" height="20">
+      <xsl:if test="@style = 'round'">
+        <linearGradient id="b" x2="0" y2="100%">
+          <stop offset="0" stop-color="#bbb" stop-opacity=".1"/>
+          <stop offset="1" stop-opacity=".1"/>
+        </linearGradient>
+      </xsl:if>
+      <mask id="a">
+        <rect width="76" height="20" fill="#fff">
+          <xsl:if test="@style = 'round'">
+            <xsl:attribute name="rx">
+              <xsl:text>3</xsl:text>
+            </xsl:attribute>
+          </xsl:if>
+        </rect>
+      </mask>
+      <g mask="url(#a)">
+        <path fill="#555" d="M0 0h27v20H0z"/>
+        <path d="M27 0h77v20H27z">
+          <xsl:attribute name="fill">
+            <xsl:choose>
+              <xsl:when test=". &gt; 8">
+                <xsl:text>#44cc11</xsl:text>
+              </xsl:when>
+              <xsl:when test=". &lt; 5">
+                <xsl:text>#dfb317</xsl:text>
+              </xsl:when>
+              <xsl:otherwise>
+                <xsl:text>#d9644d</xsl:text>
+              </xsl:otherwise>
+            </xsl:choose>
+          </xsl:attribute>
+        </path>
+      </g>
+      <g fill="#fff" text-anchor="middle" font-family="DejaVu Sans,Verdana,Geneva,sans-serif" font-size="11">
+        <xsl:if test="@style = 'round'">
+          <g transform="translate(6, 2.5)" stroke="#1a1a1a">
+            <path d="M3.18327974,5.11254019 L6.94533762,12.829582" id="Line" stroke-linecap="square"/>
+            <circle id="Oval" fill="#1a1a1a" fill-rule="nonzero" cx="7.11414791" cy="12.9501608" r="2.00160772"/>
+            <path d="M4.9437299,4.0755627 L10.562701,1.01286174" id="Line" stroke-linecap="square"/>
+            <path d="M5.13665595,5.23311897 L12.829582,6.46302251" id="Line" stroke-linecap="square"/>
+            <circle id="Oval" fill="#1a1a1a" fill-rule="nonzero" cx="3.2073955" cy="5.04019293" r="3.2073955"/>
+            <circle id="Oval" fill="#1a1a1a" fill-rule="nonzero" cx="10.2491961" cy="1.13344051" r="1.13344051"/>
+            <circle id="Oval" fill="#1a1a1a" fill-rule="nonzero" cx="12.7813505" cy="6.46302251" r="2.21864952"/>
+          </g>
+        </xsl:if>
+        <g transform="translate(6, 2.5)" stroke="#FFFFFF">
+          <path d="M3.18327974,5.11254019 L6.94533762,12.829582" id="Line" stroke-linecap="square"/>
+          <circle id="Oval" fill="#FFFFFF" fill-rule="nonzero" cx="7.11414791" cy="12.9501608" r="2.00160772"/>
+          <path d="M4.9437299,4.0755627 L10.562701,1.01286174" id="Line" stroke-linecap="square"/>
+          <path d="M5.13665595,5.23311897 L12.829582,6.46302251" id="Line" stroke-linecap="square"/>
+          <circle id="Oval" fill="#FFFFFF" fill-rule="nonzero" cx="3.2073955" cy="5.04019293" r="3.2073955"/>
+          <circle id="Oval" fill="#FFFFFF" fill-rule="nonzero" cx="10.2491961" cy="1.13344051" r="1.13344051"/>
+          <circle id="Oval" fill="#FFFFFF" fill-rule="nonzero" cx="12.7813505" cy="6.46302251" r="2.21864952"/>
+        </g>
+        <xsl:if test="@style = 'round'">
+          <text x="72.5" y="15" fill="#010101" fill-opacity=".3" text-anchor="end">
+            <xsl:value-of select="."/>
+          </text>
+        </xsl:if>
+        <text x="72.5" y="14" text-anchor="end">
+          <xsl:value-of select="."/>
+        </text>
+      </g>
+    </svg>
+  </xsl:template>
+</xsl:stylesheet>