if (weapon && weapon->props.exists(ART_NOISE_KEY))

    if (weapon && is_unrandom_artefact(*weapon))

        const std::string key = weapon->props[ART_NOISE_KEY];
        msg = getSpeakString(key);

        std::string name = weapon->name(DESC_PLAIN, false, true, false, false,
                                        ISFLAG_IDENT_MASK);
        msg = getSpeakString(name.c_str());

    else

    if (msg.empty())

# the noise property and of the Singing Sword, one of
# Crawl's fixed artefacts.

# the noise property and of the noisy unrandart weapons,
# like the Singing Sword.  To make an entry for a noisy
# unrandart weapon, make the entry's key exactly the same as
# the weapon's name, but all lower case.

// Artefacts which make noise can use this key to use a different
// speech database key than the default.
#define ART_NOISE_KEY "art_noise_key"

    // Make noisy_equipment() use a special speech database key.
    item->props[ART_NOISE_KEY] = "Singing Sword";

# * noises:   Weapon makes noises.

# * noises:   Weapon makes noises.  Can be given its own set of noises by
#             making an entry in dat/database/wpnnoise.txt, with the
#             entry's key exactly the same as the weapon's name, but all
#             lowercase.