added jira validator

Added a JIRA issue validator pipeline with a readme.

Author: Jared Murrell

hooks/jenkins/jira-issue-validator/jira-issue-validator.Jenkinsfile

@@ -0,0 +1,53 @@
+node {
+  properties([
+    [$class: 'BuildDiscarderProperty',
+      strategy: [$class: 'LogRotator',
+        artifactDaysToKeepStr: '',
+        artifactNumToKeepStr: '',
+        daysToKeepStr: '',
+        numToKeepStr: '5']
+    ]
+  ])
+  stage('Validate JIRA Issue') {
+    //echo sh(returnStdout: true, script: 'env')
+    // Get the issue number from the PR Title
+    def prTitleJira = sh(
+        script: "echo \${GITHUB_PR_TITLE}|awk {'print \$1'}",
+        returnStdout: true)
+
+    // Get the issue number from the PR Body
+    def prBodyJira = sh(
+        script: "echo \${GITHUB_PR_BODY}|awk {'print \$1'}",
+        returnStdout: true)
+
+    // Convert the discovered issue to a string
+    def prIssue = prBodyJira.trim()
+
+    // Validate that the issue exists in JIRA
+    def issue = jiraGetIssue (
+        site: "JIRA",
+        idOrKey: "${prIssue}")
+
+    // Validate the state of the ticket in JIRA
+    def transitions = jiraGetIssueTransitions (
+        site: "JIRA",
+        idOrKey: "${prIssue}")
+
+    // Create a variable from the issue state
+    def statusId = issue.data.fields.status.statusCategory.id.toString()
+    def statusName = issue.data.fields.status.statusCategory.name.toString()
+
+    // Validate that it's in the state that we want... in this case, 4 = 'In Progress'
+    if (statusId == '4') {
+        setGitHubPullRequestStatus (
+            context: "",
+            message: "${prIssue} is in the correct status",
+            state: "SUCCESS")
+    } else {
+        setGitHubPullRequestStatus (
+            context: "",
+            message: "${prIssue} is not properly prepared in JIRA. Please place it in the current sprint and begin working on it",
+            state: "FAILURE")
+    }
+  }
+}