commit c021fcfa11f27bf7ecf1232043485639db8067fa
Author: Sagi Dayan <sagidayan@gmail.com>
Date:   Sat Jul 3 19:17:10 2021 +0300

    Initial commit
    
    - Added simple jira bugzilla linker

diff --git a/RH_jira_bz_linker.js b/RH_jira_bz_linker.js
new file mode 100644
index 0000000..233f553
--- /dev/null
+++ b/RH_jira_bz_linker.js
@@ -0,0 +1,66 @@
+
+// ==UserScript==
+// @name        RedHat jira BZ Linker
+// @version     0.0.1
+// @namespace   http://arantius.com/misc/greasemonkey/
+// @description Adds BZ links in (RedHat) Jira when needed
+// @match       https://issues.redhat.com/*
+// ==/UserScript==
+
+// Constants
+const LOG_TAG = '[BZ-LINKER]';
+const summaryRegExp = new RegExp(/>\[([0-9]+)\]/);
+
+// Entry point - observe DOM changes - and search for unlinked jira tickets
+var observer = new MutationObserver(update);
+observer.observe(document.body, { childList: true, characterData: true, subtree: true });
+
+// adds a tag prefix to logs for easy filters
+function log(...args) {
+    const msg = args.reduce((msg, data) => {
+        return `${msg} ${data}`
+    }, LOG_TAG)
+    console.log(msg);
+}
+
+// When DOM changes - check for new unlinked issues
+function update() {
+    const issues = filterAndInflate([...document.getElementsByClassName("issuerow")]);
+    if (issues.length) log(`Found #${issues.length} new unlinked issues. Linking...`);
+    issues.forEach(issue => {
+        const issueId = issue.bzId
+        if (issueId) {
+            const link = document.createElement('a');
+            const p = document.createElement('p');
+            link.href = `https://bugzilla.redhat.com/show_bug.cgi?id=${issueId}`;
+            link.classList = ['issue-link'];
+            link.target = '_blank';
+            link.innerHTML = `🐞 Bugzilla Bug: ${issueId} 🐞`;
+            p.style = 'margin-top:10px;';
+            p.append(link);
+            issue.summaryElm.append(p);
+        }
+        issue.touched = true;
+    });
+}
+// Returns only rows (TR tags) that are not linked and are BZ bugs
+function filterAndInflate(rows) {
+    return rows.filter(r => {
+        if (r.tagName === 'TR' && !r.touched) {
+            const summary = [...r.children].reduce((prev, child) => {
+                if (prev) return prev;
+                if (child.getAttribute('data-field-id') === 'summary' || child.className === 'summary') {
+                    r.summaryElm = child;
+                    return child.innerHTML;
+                }
+            }, null)
+            if (!summary) return false;
+            const bzId = summary.match(summaryRegExp);
+            if (bzId) {
+                r.bzId = bzId[1];
+                return true;
+            }
+        }
+        return false;
+    })
+}
\ No newline at end of file