From 8a4bf716002a017de77fe7df301ef8e4aaf00a2e Mon Sep 17 00:00:00 2001
From: Jesusaves <cpntb1@ymail.com>
Date: Fri, 9 Apr 2021 11:00:49 -0300
Subject: Initial commit

---
 npc/functions/string.txt | 196 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 196 insertions(+)
 create mode 100644 npc/functions/string.txt

(limited to 'npc/functions/string.txt')

diff --git a/npc/functions/string.txt b/npc/functions/string.txt
new file mode 100644
index 00000000..ef2e4c2a
--- /dev/null
+++ b/npc/functions/string.txt
@@ -0,0 +1,196 @@
+// safe string manipulation functions
+// ** does not require PCRE
+
+
+// str(<int>)
+//     returns whatever is passed, converted to string
+
+function	script	str	{
+    return "" + getarg(0);
+}
+
+
+
+// startswith("<string>", "<search>")
+//     returns true if <string> begins with <search>
+
+function	script	startswith	{
+    return substr(getarg(0), 0, getstrlen(getarg(1)) - 1) == getarg(1);
+}
+
+
+
+// endswith("<string>", "<search>")
+//     returns true if <string> ends with <search>
+
+function	script	endswith	{
+    .@t = getstrlen(getarg(0)); // total length
+    .@n = getstrlen(getarg(1)); // substring length
+    return substr(getarg(0), .@t - .@n, .@t - 1) == getarg(1);
+}
+
+
+
+// capitalize("<string>")
+//     returns <string> with its first letter capitalized
+
+function	script	capitalize	{
+    return setchar(getarg(0), strtoupper(charat(getarg(0), 0)), 0);
+}
+
+
+
+// titlecase("<string>" {, "<delimiter>" {, <camel>}})
+//     returns <string> with the first letter of each word capitalized
+//     if <camel> is true, the string is joined in a camelCase fashion
+
+function	script	titlecase	{
+    .@delimiter$ = getarg(1, " ");
+    .@c = getarg(2, 0);
+    explode(.@words$, getarg(0), .@delimiter$);
+
+    for (.@i = (.@c ? 1 : 0); .@i < 255; ++.@i)
+    {
+        if (.@words$[.@i] == "")
+        {
+            break;
+        }
+
+        .@words$[.@i] = setchar(.@words$[.@i], strtoupper(charat(.@words$[.@i], 0)), 0);
+    }
+
+    return implode(.@words$, (.@c ? "" : .@delimiter$));
+}
+
+
+
+// camelcase("<string" {, "<delimiter>"})
+
+function	script	camelcase	{
+    return titlecase(getarg(0), getarg(1, " "), true);
+}
+
+
+
+// zfill("<string>" {, <width> {, "<padding>"}})
+//     returns <string> padded to the left with <padding> up to width
+
+function	script	zfill	{
+    .@str$ = getarg(0);
+    .@width = getarg(1, 8);
+    .@padding$ = getarg(2, "0");
+
+    for (.@s = getstrlen(.@str$); .@s < .@width; ++.@s)
+    {
+        .@str$ = .@padding$ + .@str$;
+    }
+
+    return .@str$;
+}
+
+
+
+// format_number(<integer> {, "<separator>"})
+//     formats a number properly
+
+function	script	format_number	{
+    .@number$ = str(getarg(0));
+    .@len = getstrlen(.@number$);
+    .@separator$ = getarg(1, ",");
+
+    if (getargcount() < 2 && playerattached()) {
+        // get from user language
+        switch (Lang) {
+        case LANG_FR: .@separator$ = " "; break; // French
+        //case LANG_BR: .@separator$ = "."; break; // Portuguese
+        default: .@separator$ = ","; // English (default)
+        }
+    }
+
+    for (.@i = .@len - 3; .@i > 0; .@i -= 3) {
+        .@number$ = insertchar(.@number$, .@separator$, .@i);
+    }
+
+    return .@number$;
+}
+
+
+
+// strip("<string>")
+//     removes spaces at the start and end
+
+function	script	strip	{
+    .@s$ = getarg(0);
+    if (.@s$ == "") {
+        return "";
+    }
+    .@start = 0;
+    .@end = getstrlen(.@s$) - 1;
+    for (.@i = .@start; .@i < .@end; .@i++)
+    {
+        if (charat(.@s$, .@i) != " ") {
+            break;
+        } else {
+            .@start++;
+        }
+    }
+    for (.@i = .@end; .@i >= .@start; .@i--)
+    {
+        if (charat(.@s$, .@i) != " ") {
+            break;
+        } else {
+            .@end--;
+        }
+    }
+    return substr(.@s$, .@start, .@end);
+}
+
+
+
+// reverse("<string>")
+//     returns <string> reversed
+
+function	script	reverse	{
+    .@str$ = getarg(0);
+    .@len = getstrlen(.@str$);
+
+    for (.@i = 0; .@i < (.@len / 2); ++.@i) {
+        .@tmp$ = charat(.@str$, .@i);
+        .@str$ = setchar(.@str$, charat(.@str$, (.@len - 1 - .@i)), .@i); // a <= b
+        .@str$ = setchar(.@str$, .@tmp$, (.@len - 1 - .@i)); // b <= a
+    }
+
+    return .@str$;
+}
+
+
+
+// repeat("<string>", <multiplier>)
+//     repeats <string> many times and returns it
+
+function	script	repeat	{
+    .@mul = getarg(1);
+
+    for (.@i = 0; .@i < .@mul; ++.@i) {
+        .@str$ += getarg(0);
+    }
+
+    return .@str$;
+}
+
+
+
+// shuffle("<string>")
+//     returns <string> shuffled
+
+function	script	shuffle	{
+    .@str$ = getarg(0);
+
+    for (.@len = getstrlen(.@str$); .@len > 0; --.@len) {
+        .@rnd = rand(.@len);
+        .@out$ += charat(.@str$, .@rnd);
+        .@str$ = delchar(.@str$, .@rnd);
+    }
+
+    return .@out$;
+}
-- 
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