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-rw-r--r--src/util/string.h23
1 files changed, 23 insertions, 0 deletions
diff --git a/src/util/string.h b/src/util/string.h
index 97b07f2ff..71b11de3d 100644
--- a/src/util/string.h
+++ b/src/util/string.h
@@ -243,6 +243,29 @@ inline bool string_allowed(const std::string &s, const std::string &allowed_char
}
/*
+ Checks if a string contains no blacklisted characters (opposite
+ function of string_allowed())
+*/
+inline bool string_allowed_blacklist(const std::string & s, const std::string & blacklisted_chars)
+{
+ for(unsigned int i = 0; i < s.length(); i++)
+ {
+ bool invalid = false;
+ for(unsigned int j = 0; j < blacklisted_chars.length(); j++)
+ {
+ if(s[i] == blacklisted_chars[j])
+ {
+ invalid = true;
+ break;
+ }
+ }
+ if(invalid)
+ return false;
+ }
+ return true;
+}
+
+/*
Forcefully wraps string into rows using \n
(no word wrap, used for showing paths in gui)
*/