// ARGV Splitter
// takes @args$ and splits it properly so that '@cmd "foo bar" baz' is ['foo bar','baz'] instead of ['"foo','bar"','baz']
// input: @args$ (string)
// output: @argv$ (array) and @argv (array)
function|script|argv_splitter
{
    explode .@fragments$, @args$, " ";
    set .@e, 0;
    set .@total, getarraysize(.@fragments$);
    set .@NULL$, chr(3); // HACK: we use .@NULL$ as a workaround because we can't do "\0"
    cleararray @argv$[0], "", 20; // I don't think any atcommand will EVER need more than 20 args, and 20 is already generous
    cleararray @argv[0], 0, 20;
    goto L_Check;

L_Check:
    setarray .@check$[0], "", .@NULL$, .@NULL$;
    explode .@check$, .@fragments$[.@e], "\""; // check if the fragment contains a quote
    if   (.@check$[0] == "" && .@check$[1] != .@NULL$ && .@check$[1] != "" && .@check$[2] == .@NULL$)
        set .@string$, .@check$[1]; // begin substring
    elif (.@check$[0] != "" && .@check$[1] == "" && .@check$[2] == .@NULL$)
        goto L_EndSubString; // end substring
    elif (.@string$ != "" && .@check$[0] != "" && .@check$[1] == .@NULL$ && .@check$[2] == .@NULL$)
        set .@string$, .@string$ +" "+ .@check$[0]; // part of the substring
    elif (.@check$[2] != .@NULL$) goto L_Set2; // the the argument is quoted but there is no space
    else goto L_Set;
    goto L_CheckAfter;

L_Set:
    setarray @argv$[.@t], .@check$[0]; // not in a substring so push right away
    setarray @argv[.@t], .@check$[0]; // not in a substring so push right away
    set .@t, .@t + 1;
    goto L_CheckAfter;

L_Set2:
    setarray @argv$[.@t], .@check$[1]; // not in a substring so push right away
    setarray @argv[.@t], .@check$[1]; // not in a substring so push right away
    set .@t, .@t + 1;
    goto L_CheckAfter;

L_EndSubString:
    set .@string$, .@string$ + " " + .@check$[0];
    setarray @argv$[.@t], .@string$; // push in the array
    setarray @argv[.@t], .@string$; // push in the array
    set .@t, .@t + 1;
    set .@string$, ""; // clean
    goto L_CheckAfter;

L_CheckAfter:
    set .@e, .@e + 1;
    if (.@e > .@total) goto L_Done; // the @argv$ array is built
    goto L_Check; // not done yet

L_Done:
    return;
}

// Map2Anchor
// translates map aliases to actual maps
function|script|map2anchor
{
    if (@map_anchor$[0] == "" && @argv$[0] != "")
        set @map_anchor$[0], @argv$[0];

    if (@map_anchor$[2] == "" && @argv[1] > 1 && @argv[2] > 1)
        set @map_anchor$[1], @argv[1], @argv[2];

    set .@a$, @map_anchor$[0]; // anchor name  // FIXME: I really want a str2lower() builtin

    if (.@a$ == "hurnscald" || .@a$ == "hurn" || .@a$ == "hurns")
        setarray @map_anchor$[0], "009-1", 55, 37;

    elif (.@a$ == "nivalis" || .@a$ == "niv")
        setarray @map_anchor$[0], "020-1", 74, 83;

    elif (.@a$ == "tulimshar" || .@a$ == "tulim" || .@a$ == "tul")
        setarray @map_anchor$[0], "001-1", 64, 101;

    elif (.@a$ == "candor" || .@a$ == "newbington" || .@a$ == "noob")
        setarray @map_anchor$[0], "029-1", 52, 93;

    elif (.@a$ == "oldwizard" || .@a$ == "wizard" || .@a$ == "oldwiz")
        setarray @map_anchor$[0], "013-1", 41, 92;

    elif (.@a$ == "desert" || .@a$ == "pachua")
        setarray @map_anchor$[0], "006-1", 34, 99;

    elif (.@a$ == "forest" || .@a$ == "katze")
        setarray @map_anchor$[0], "015-1", 58, 35;

    elif (.@a$ == "dimond" || .@a$ == "dimondscove")
        setarray @map_anchor$[0], "010-2", 31, 39;

    elif (.@a$ == "asphodel" || .@a$ == "swamp" || .@a$ == "swampvillage" || .@a$ == "undeadtown")
        setarray @map_anchor$[0], "026-1", 32, 33;

    elif (.@a$ == "gy" || .@a$ == "graveyard")
        setarray @map_anchor$[0], "027-1", 71, 87;

    elif (.@a$ == "krukan" || .@a$ == "generalkrukan")
        setarray @map_anchor$[0], "027-6", 39, 47;

    elif (.@a$ == "razha" || .@a$ == "generalrazha")
        setarray @map_anchor$[0], "027-7", 39, 35;

    elif (.@a$ == "terogan" || .@a$ == "generalterogan")
        setarray @map_anchor$[0], "027-8", 39, 52;

    elif (.@a$ == "gmisland" || .@a$ == "eventisland" || .@a$ == "easterisland" || .@a$ == "island")
        setarray @map_anchor$[0], "028-1", 99, 40;

    elif (.@a$ == "auditorium" || .@a$ == "scene")
        setarray @map_anchor$[0], "028-1", 119, 69;

    elif (.@a$ == "theater")
        setarray @map_anchor$[0], "017-2", 26, 23;

    elif (.@a$ == "lounge" || .@a$ == "gmlounge" || .@a$ == "gm" || .@a$ == "backstage")
        setarray @map_anchor$[0], "017-9", 26, 23;

    elif (.@a$ == "cindy" || .@a$ == "cindycave")
        setarray @map_anchor$[0], "031-3", 47, 26;

    elif (.@a$ == "terranite" || .@a$ == "terra" || .@a$ == "terracave")
        setarray @map_anchor$[0], "012-3", 448, 65;

    elif (.@a$ == "terranitesafe" || .@a$ == "terrasafe" || .@a$ == "safeterra")
        setarray @map_anchor$[0], "012-4", 473, 184;

    elif (.@a$ == "bluesage" || .@a$ == "blue")
        setarray @map_anchor$[0], "048-2", 40, 46;

    elif (.@a$ == "xmasinn" || .@a$ == "xmas")
        setarray @map_anchor$[0], "030-2", 85, 46;

    elif (.@a$ == "barbarians" || .@a$ == "barbarian" || .@a$ == "fluffy")
        setarray @map_anchor$[0], "033-1", 71, 33;

    elif (.@a$ == "park" || .@a$ == "porttown" || .@a$ == "farms")
        setarray @map_anchor$[0], "057-1", 100, 77;

    elif (.@a$ == "hills" || .@a$ == "orum")
        setarray @map_anchor$[0], "017-1", 112, 49;

    elif (.@a$ == "batcave" || .@a$ == "bat")
        setarray @map_anchor$[0], "011-3", 30, 26;

    else
        set @map_anchor$[3], "no"; // did not use an anchor

    return;
}