download chatwork emo icon(40x40)

cw_emo_dl.php

<?php
/**
 * download chatwork emo icon 40x40 size to current directory
 * thanks for https://gist.github.com/ttsuruoka/32b764ecd8254aaa214c
 *
 * execute command:
 * $ php cw_emo_dl.php
 * 
 */

$files = [
  "images/emoticon2x/emo_smile.gif",
  "images/emoticon2x/emo_sad.gif",
  "images/emoticon2x/emo_more_smile.gif",
  "images/emoticon2x/emo_lucky.gif",
  "images/emoticon2x/emo_surprise.gif",
  "images/emoticon2x/emo_wink.gif",
  "images/emoticon2x/emo_tears.gif",
  "images/emoticon2x/emo_sweat.gif",
  "images/emoticon2x/emo_mumu.gif",
  "images/emoticon2x/emo_kiss.gif",
  "images/emoticon2x/emo_tongueout.gif",
  "images/emoticon2x/emo_blush.gif",
  "images/emoticon2x/emo_wonder.gif",
  "images/emoticon2x/emo_snooze.gif",
  "images/emoticon2x/emo_love.gif",
  "images/emoticon2x/emo_grin.gif",
  "images/emoticon2x/emo_talk.gif",
  "images/emoticon2x/emo_yawn.gif",
  "images/emoticon2x/emo_puke.gif",
  "images/emoticon2x/emo_ikemen.gif",
  "images/emoticon2x/emo_otaku.gif",
  "images/emoticon2x/emo_ninmari.gif",
  "images/emoticon2x/emo_nod.gif",
  "images/emoticon2x/emo_shake.gif",
  "images/emoticon2x/emo_wry_smile.gif",
  "images/emoticon2x/emo_whew.gif",
  "images/emoticon2x/emo_clap.gif",
  "images/emoticon2x/emo_bow.gif",
  "images/emoticon2x/emo_roger.gif",
  "images/emoticon2x/emo_muscle.gif",
  "images/emoticon2x/emo_dance.gif",
  "images/emoticon2x/emo_komanechi.gif",
  "images/emoticon2x/emo_gogo.gif",
  "images/emoticon2x/emo_think.gif",
  "images/emoticon2x/emo_please.gif",
  "images/emoticon2x/emo_quick.gif",
  "images/emoticon2x/emo_anger.gif",
  "images/emoticon2x/emo_devil.gif",
  "images/emoticon2x/emo_lightbulb.gif",
  "images/emoticon2x/emo_star.gif",
  "images/emoticon2x/emo_heart.gif",
  "images/emoticon2x/emo_flower.gif",
  "images/emoticon2x/emo_cracker.gif",
  "images/emoticon2x/emo_eat.gif",
  "images/emoticon2x/emo_cake.gif",
  "images/emoticon2x/emo_coffee.gif",
  "images/emoticon2x/emo_beer.gif",
  "images/emoticon2x/emo_handshake.gif",
  "images/emoticon2x/emo_yes.gif",
];

$cw_base_url = 'https://assets.chatwork.com/';

foreach ($files as $file) {
    $url = $cw_base_url . $file;
    $cmd = 'curl -O %s';
    shell_exec(sprintf($cmd, escapeshellarg($url)));
}