initial commit

1 files changed, 37 insertions, 0 deletions

diff --git a/src/server/helper/clean.go b/src/server/helper/clean.go
new file mode 100644
index 0000000..35937de
--- /dev/null
+++ b/src/server/helper/clean.go
@@ -0,0 +1,37 @@
+package helper
+
+import (
+	"regexp"
+)
+
+func removeTrailingWhitespace(str string) string {
+	re := regexp.MustCompile(`(^\s+)|(\s+$)`)
+	return re.ReplaceAllString(str, "")
+}
+
+func removeDuplicateWhitespace(str string) string {
+	re := regexp.MustCompile(`\s{2,}`)
+	return re.ReplaceAllString(str, " ")
+}
+
+func removeNewlines(str string) string {
+	re := regexp.MustCompile(`\n+`)
+	return re.ReplaceAllString(str, "")
+}
+
+func removeDuplicateNewlines(str string) string {
+	re := regexp.MustCompile(`\n{2,}`)
+	return re.ReplaceAllString(str, "\n")
+}
+
+func CleanTitle(title string) string {
+	title = removeDuplicateWhitespace(title)
+	title = removeNewlines(title)
+	return removeTrailingWhitespace(title)
+}
+
+func CleanContents(contents string) string {
+	contents = removeDuplicateWhitespace(contents)
+	contents = removeDuplicateNewlines(contents)
+	return removeTrailingWhitespace(contents)
+}