"Added sample: php/shuffle_channel_sections.php"

jeffposnick · jeffposnick · commit f8bdfee8f121 · 2014-04-15T13:48:55.000-04:00
diff --git a/php/shuffle_channel_sections.php b/php/shuffle_channel_sections.php
@@ -0,0 +1,112 @@
+<?php
+
+/**
+ * This sample shuffles user's existing channel sections by:
+ *
+ * 1. Getting the active user's channel sections via "channelSections.list" method.
+ * 2. Shuffling channel sections offline.
+ * 3. Saving the newly shuffled channel sections list via the "channelSections.update" method.
+ *
+ * @author Ibrahim Ulukaya
+*/
+
+
+// Call set_include_path() as needed to point to your client library.
+require_once 'Google/Client.php';
+require_once 'Google/Service/YouTube.php';
+session_start();
+
+/*
+ * You can acquire an OAuth 2.0 client ID and client secret from the
+ * {{ Google Cloud Console }} <{{ https://cloud.google.com/console }}>
+ * For more information about using OAuth 2.0 to access Google APIs, please see:
+ * <https://developers.google.com/youtube/v3/guides/authentication>
+ * Please ensure that you have enabled the YouTube Data API for your project.
+ */
+$OAUTH2_CLIENT_ID = 'REPLACE_ME';
+$OAUTH2_CLIENT_SECRET = 'REPLACE_ME';
+
+$client = new Google_Client();
+$client->setClientId($OAUTH2_CLIENT_ID);
+$client->setClientSecret($OAUTH2_CLIENT_SECRET);
+$client->setScopes('https://www.googleapis.com/auth/youtube');
+$redirect = filter_var('http://' . $_SERVER['HTTP_HOST'] . $_SERVER['PHP_SELF'],
+    FILTER_SANITIZE_URL);
+$client->setRedirectUri($redirect);
+
+// Define an object that will be used to make all API requests.
+$youtube = new Google_Service_YouTube($client);
+
+if (isset($_GET['code'])) {
+  if (strval($_SESSION['state']) !== strval($_GET['state'])) {
+    die('The session state did not match.');
+  }
+
+  $client->authenticate($_GET['code']);
+  $_SESSION['token'] = $client->getAccessToken();
+  header('Location: ' . $redirect);
+}
+
+if (isset($_SESSION['token'])) {
+  $client->setAccessToken($_SESSION['token']);
+}
+
+// Check to ensure that the access token was successfully acquired.
+if ($client->getAccessToken()) {
+  try {
+
+    // Call the YouTube Data API's channelSections.list method to retrieve your channel sections.
+    $listResponse = $youtube->channelSections->listChannelSections('snippet,contentDetails', array('mine' => true));
+    $channelSections = $listResponse['items'];
+
+    // This will randomly reorder the items in the channel_sections list.
+    shuffle($channelSections);
+
+    $htmlBody .= "<h2>Sections Shuffled</h2><ul>";
+
+    foreach ($channelSections as $channelSection) {
+      // Each section in the list of shuffled sections is sequentially
+      // set to position 0, i.e. the top.
+      $channelSection['snippet']['position'] = 0;
+
+      // Call the YouTube Data API's channelSections.update method to update a channel section.
+      $updateResponse = $youtube->channelSections->update('snippet,contentDetails', $channelSection);
+
+      $htmlBody .= sprintf('<li>%s "%s"</li>',
+          $updateResponse['id'], $updateResponse['snippet']['title']);
+    }
+
+    $htmlBody .= '</ul>';
+
+  } catch (Google_ServiceException $e) {
+    $htmlBody .= sprintf('<p>A service error occurred: <code>%s</code></p>',
+        htmlspecialchars($e->getMessage()));
+  } catch (Google_Exception $e) {
+    $htmlBody .= sprintf('<p>An client error occurred: <code>%s</code></p>',
+        htmlspecialchars($e->getMessage()));
+  }
+
+  $_SESSION['token'] = $client->getAccessToken();
+} else {
+  // If the user hasn't authorized the app, initiate the OAuth flow
+  $state = mt_rand();
+  $client->setState($state);
+  $_SESSION['state'] = $state;
+
+  $authUrl = $client->createAuthUrl();
+  $htmlBody = <<<END
+  <h3>Authorization Required</h3>
+  <p>You need to <a href="$authUrl">authorize access</a> before proceeding.<p>
+END;
+ }
+    ?>
+
+    <!doctype html>
+    <html>
+    <head>
+    <title>Sections Shuffled</title>
+    </head>
+    <body>
+      <?=$htmlBody?>
+    </body>
+    </html>
