--- /dev/null
+<?php
+namespace Drush\Commands;
+
+use Drush\Exec\ExecTrait;
+
+/**
+ * Run these commands using the --include option - e.g. `drush --include=/path/to/drush/examples xkcd`
+ */
+
+class XkcdCommands extends DrushCommands
+{
+
+ use ExecTrait;
+
+ /**
+ * Retrieve and display xkcd cartoons.
+ *
+ * @command xkcd:fetch
+ * @param $search Optional argument to retrieve the cartoons matching an index number, keyword search or "random". If omitted the latest cartoon will be retrieved.
+ * @option image-viewer Command to use to view images (e.g. xv, firefox). Defaults to "display" (from ImageMagick).
+ * @option google-custom-search-api-key Google Custom Search API Key, available from https://code.google.com/apis/console/. Default key limited to 100 queries/day globally.
+ * @usage drush xkcd
+ * Retrieve and display the latest cartoon.
+ * @usage drush xkcd sandwich
+ * Retrieve and display cartoons about sandwiches.
+ * @usage drush xkcd 123 --image-viewer=eog
+ * Retrieve and display cartoon #123 in eog.
+ * @usage drush xkcd random --image-viewer=firefox
+ * Retrieve and display a random cartoon in Firefox.
+ * @aliases xkcd
+ */
+ public function fetch($search = null, $options = ['image-viewer' => 'open', 'google-custom-search-api-key' => 'AIzaSyDpE01VDNNT73s6CEeJRdSg5jukoG244ek'])
+ {
+ if (empty($search)) {
+ $this->startBrowser('http://xkcd.com');
+ } elseif (is_numeric($search)) {
+ $this->startBrowser('http://xkcd.com/' . $search);
+ } elseif ($search == 'random') {
+ $xkcd_response = @json_decode(file_get_contents('http://xkcd.com/info.0.json'));
+ if (!empty($xkcd_response->num)) {
+ $this->startBrowser('http://xkcd.com/' . rand(1, $xkcd_response->num));
+ }
+ } else {
+ // This uses an API key with a limited number of searches per.
+ $search_response = @json_decode(file_get_contents('https://www.googleapis.com/customsearch/v1?key=' . $options['google-custom-search-api-key'] . '&cx=012652707207066138651:zudjtuwe28q&q=' . $search));
+ if (!empty($search_response->items)) {
+ foreach ($search_response->items as $item) {
+ $this->startBrowser($item->link);
+ }
+ } else {
+ throw new \Exception(dt('The search failed or produced no results.'));
+ }
+ }
+ }
+}