From 3fe25fa48f199538ddbdfc1c7ac8e966075b27f9 Mon Sep 17 00:00:00 2001
From: "Alex Xu (Hello71)" <alex_y_xu@yahoo.ca>
Date: Wed, 19 Sep 2018 15:12:18 -0400
Subject: add crsq1

---
 crsq1.js      | 36 ++++++++++++++++++++++++++++++++++++
 manifest.json |  5 +++++
 2 files changed, 41 insertions(+)
 create mode 100644 crsq1.js

diff --git a/crsq1.js b/crsq1.js
new file mode 100644
index 0000000..0f4e8dd
--- /dev/null
+++ b/crsq1.js
@@ -0,0 +1,36 @@
+(function () {
+"use strict";
+
+let scheduleLinks = document.evaluate('//a[contains(text(), " Course Schedule")]', document.body);
+if (!scheduleLinks)
+    return;
+
+let scheduleLink, scheduleLinksa = [];
+while ((scheduleLink = scheduleLinks.iterateNext())) {
+    scheduleLinksa.push(scheduleLink);
+}
+
+const BAD_LINK_RE = /\/Apps\/WebObjects\/cdm\.woa\/[0-9]+\/wo\/[A-Za-z0-9]+\/[0-9.]+/;
+const COURSE_ID_RE = /^([A-Z]{2})[\/ ]+([A-Z]{2,4})\s+([0-9]{4})\s+([0-9.]+)$/;
+const LINK_YEAR_RE = /^[A-Za-z\/]+\s+([0-9]+)/
+
+scheduleLinksa.forEach(function (scheduleLink) {
+    if (BAD_LINK_RE.test(scheduleLink.pathname)) {
+        let courseId = COURSE_ID_RE.exec(scheduleLink.parentNode.parentNode.children[0].textContent);
+        if (!courseId)
+            return;
+        let year, sess;
+        if (scheduleLink.textContent.startsWith("Fall/Winter")) {
+            sess = "FW";
+            year = LINK_YEAR_RE.exec(scheduleLink.textContent)[1];
+        } else if (scheduleLink.href.startsWith("Summer")) {
+            sess = "SU";
+            year = LINK_YEAR_RE.exec(scheduleLink.textContent)[1];
+        }
+        if (year && sess) {
+            scheduleLink.pathname = "/Apps/WebObjects/cdm.woa/wa/crsq";
+            scheduleLink.search = `fa=${courseId[1]}&sj=${courseId[2]}&cn=${courseId[3]}&cr=${courseId[4]}&ay=${year}&ss=${sess}`;
+        }
+    }
+});
+}());
diff --git a/manifest.json b/manifest.json
index aa3b565..936cf7e 100644
--- a/manifest.json
+++ b/manifest.json
@@ -8,6 +8,11 @@
             "matches": ["*://*.sis.yorku.ca/Apps/WebObjects/cdm.woa/wa/crsq?*"],
             "run_at": "document_end",
             "js": ["crsq.js"]
+        },
+        {
+            "matches": ["*://*.sis.yorku.ca/Apps/WebObjects/cdm.woa/wa/crsq1?*"],
+            "run_at": "document_end",
+            "js": ["crsq1.js"]
         }
     ],
     "browser_action": {
-- 
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