1 files changed, 57 insertions, 0 deletions
diff --git a/bootstrap/comments/frontend/permalinks.js b/bootstrap/comments/frontend/permalinks.js
new file mode 100644
index 0000000..ffd6659
--- /dev/null
+++ b/bootstrap/comments/frontend/permalinks.js
@@ -0,0 +1,57 @@
+// Collection of permalink-related functions (permalinks.js)
+HashOverConstructor.prototype.permalinks = {
+	// Returns the permalink of a comment's parent
+	getParent: function (permalink, flatten)
+	{
+		flatten = flatten || false;
+
+		var parent = permalink.split ('r');
+		var length = parent.length - 1;
+
+		// Limit depth if in stream mode
+		if (this.parent.setup['stream-mode'] === true && flatten === true) {
+			length = Math.min (this.parent.setup['stream-depth'], length);
+		}
+
+		// Check if there is a parent after flatten
+		if (length > 0) {
+			// If so, remove child from permalink
+			parent = parent.slice (0, length);
+
+			// Return parent permalink as string
+			return parent.join ('r');
+		}
+
+		return null;
+	},
+
+	// Find a comment by its permalink
+	getComment: function (permalink, comments)
+	{
+		// Run through all comments
+		for (var i = 0, il = comments.length; i < il; i++) {
+			// Return comment if its permalink matches
+			if (comments[i].permalink === permalink) {
+				return comments[i];
+			}
+
+			// Recursively check replies when present
+			if (comments[i].replies !== undefined) {
+				var comment = this.getComment (permalink, comments[i].replies);
+
+				if (comment !== null) {
+					return comment;
+				}
+			}
+		}
+
+		// Otherwise return null
+		return null;
+	},
+
+	// Generate file from permalink
+	getFile: function (permalink)
+	{
+		return permalink.slice(1).replace(/r/g, '-').replace ('-pop', '');
+	}
+};