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authorDominic DiTaranto <domdit@gmail.com>2024-09-09 18:30:35 -0400
committerDominic DiTaranto <domdit@gmail.com>2024-09-09 18:30:35 -0400
commit0cfa38f462a97be8ef3741b23591f590174d2ecd (patch)
tree03e27598b861efc786466eab912d4fcda9861759 /static
initial commitHEADmaster
Diffstat (limited to 'static')
-rw-r--r--static/redirect.js51
1 files changed, 51 insertions, 0 deletions
diff --git a/static/redirect.js b/static/redirect.js
new file mode 100644
index 0000000..338e98b
--- /dev/null
+++ b/static/redirect.js
@@ -0,0 +1,51 @@
+function getRandomSite(ignore) {
+ // get random index from sites
+ var index = Math.floor(Math.random() * sites.length);
+ // if random site is referrer, retry
+ return (index === ignore) ? generateRandom(ignore) : sites[index];
+}
+
+var validRedirectTypes = ['next', 'previous', 'random']
+
+// parse url params
+var params = new URLSearchParams(window.location.search);
+var referrerUrl = params.get('referrer')
+var type = params.get('type') || 'random' // default to random if no type given
+
+if (!validRedirectTypes.includes(type)) { // default to random is type not valid
+ type = 'random'
+}
+
+if (!sites.includes(referrerUrl)) {
+ // referrer url is incorrect, select random referrer from sites list,
+ referrerUrl = sites[Math.floor(Math.random() * sites.length)]
+ // select random site, and redirect to it
+ window.location.href = sites[Math.floor(Math.random() * sites.length)]
+}
+
+// get index of the referrer url
+var referrerIndex = sites.indexOf(referrerUrl);
+
+if (type === 'random') {
+ var redirect = getRandomSite(referrerIndex)
+} else if (type === 'next') {
+ // get index of next website in list
+ var nextIndex = referrerIndex + 1
+ console.log(nextIndex)
+
+ // if index is greater than the length of list, loop back to 0 index
+ if (nextIndex > sites.length - 1) {
+ nextIndex = 0
+ }
+
+ var redirect = sites[nextIndex]
+} else { // redirect to previous
+ var previousIndex = referrerIndex - 1
+ if (previousIndex < 0) { // if previous index is less than 0, loop around to last index
+ previousIndex = sites.length - 1
+ }
+
+ var redirect = sites[previousIndex]
+}
+
+window.location.href = redirect \ No newline at end of file