Permanent Message

0.1 - first release.
0.2 - added cvar:amx_permanent_message_effects
0.3 - added string: %new%
0.3a - using ShowSyncHudMsg instead show_hudmessage
1.0 - the plugin now works with set_task in plugin_init.
Added 2 cvars: amx_permanent_message_location and amx_permanent_message_show.
Modified 2 cvars: amx_permanent_message and amx_permanent_message_color.

#include <amxmodx>
#include <amxmisc>

new cvar_message, cvar_color, cvar_location, cvar_effects, cvar_show, hudsync

public plugin_init() {
    register_plugin("Permanent message", "1.0", "He3aBuCuM")
    cvar_message = register_cvar("amx_permanent_message", "Мы [В]контакте: vk.com/wh1zy")
    cvar_color = register_cvar("amx_permanent_message_color", "0;191;255")
    cvar_location = register_cvar("amx_permanent_message_location", "3")
    cvar_effects = register_cvar("amx_permanent_message_effects", "1")
    cvar_show = register_cvar("amx_permanent_message_show", "1")
    hudsync = CreateHudSyncObj()
    set_task(1.0, "show_hud", 0, "", 0, "b")
}

public show_hud() {
    new message[200], location, eff, show, players[32], inum
    static red, green, blue
    get_pcvar_string(cvar_message, message, charsmax(message))
    get_hud_color(red, green, blue)
    location = get_pcvar_num(cvar_location)
    eff = clamp(get_pcvar_num(cvar_effects), 0, 2)
    show = get_pcvar_num(cvar_show)
    get_players(players, inum)

    replace_all(message, charsmax(message), "%new%", "^n")
    replace_all(message, charsmax(message), "/n", "^n")

    switch(location) {
        case 1: set_hudmessage(red, green, blue, 0.01, 0.15, eff, 1.0, 1.0, 0.1, 0.2, -1)
        case 2: set_hudmessage(red, green, blue, -1.0, 0.15, eff, 1.0, 1.0, 0.1, 0.2, -1)
        case 3: set_hudmessage(red, green, blue, 0.99, 0.15, eff, 1.0, 1.0, 0.1, 0.2, -1)
        case 4: set_hudmessage(red, green, blue, 0.01, -1.0, eff, 1.0, 1.0, 0.1, 0.2, -1)
        case 5: set_hudmessage(red, green, blue, -1.0, -1.0, eff, 1.0, 1.0, 0.1, 0.2, -1)
        case 6: set_hudmessage(red, green, blue, 0.99, -1.0, eff, 1.0, 1.0, 0.1, 0.2, -1)
        case 7: set_hudmessage(red, green, blue, 0.01, 0.75, eff, 1.0, 1.0, 0.1, 0.2, -1)
        case 8: set_hudmessage(red, green, blue, -1.0, 0.75, eff, 1.0, 1.0, 0.1, 0.2, -1)
        case 9: set_hudmessage(red, green, blue, 0.99, 0.70, eff, 1.0, 1.0, 0.1, 0.2, -1)
    }

    for(new i=0; i<inum; ++i) {
        switch(show) {
            case 0: ShowSyncHudMsg(0, hudsync, message)
            case 1: {
                if(!is_user_alive(players[i]))
                    ShowSyncHudMsg(players[i], hudsync, message)
            }
            case 2: {
                if(is_user_alive(players[i]))
                    ShowSyncHudMsg(players[i], hudsync, message)
            }
            case 3: {
                if(is_user_admin(players[i]))
                    ShowSyncHudMsg(players[i], hudsync, message)
            }
            case 4: {
                if(!is_user_admin(players[i]))
                    ShowSyncHudMsg(players[i], hudsync, message)
            }
            case 5: {
                if(is_user_admin(players[i]) && is_user_alive(players[i]))
                    ShowSyncHudMsg(players[i], hudsync, message)
            }
            case 6: {
                if(is_user_admin(players[i]) && !is_user_alive(players[i]))
                    ShowSyncHudMsg(players[i], hudsync, message)
            }
            case 7: {
                if(!is_user_admin(players[i]) && is_user_alive(players[i]))
                    ShowSyncHudMsg(players[i], hudsync, message)
            }
            case 8: {
                if(!is_user_admin(players[i]) && !is_user_alive(players[i]))
                    ShowSyncHudMsg(players[i], hudsync, message)
            }
            default: ShowSyncHudMsg(0, hudsync, message)
        }
    }
    return PLUGIN_CONTINUE
}

get_hud_color(&r, &g, &b) {
    new color[20]
    static red[5], green[5], blue[5]
    get_pcvar_string(cvar_color, color, charsmax(color))
    parse(color, red, charsmax(red), green, charsmax(green), blue, charsmax(blue))

    r = str_to_num(red)
    g = str_to_num(green)
    b = str_to_num(blue)
}