UserAgent/class.useragent.plugin.php at master · JasonBarnabe/UserAgent · GitHub

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<?php if (!defined('APPLICATION')) exit();

class UserAgentPlugin extends Gdn_Plugin {
  public $Logos = array(
    'Chrome' => 'chrome.png',
    'Chromium' => 'chromium.png',
    'Firefox' => 'firefox.png',
    'IE' => 'ie.png',
    'Maxthon' => 'maxthon.png',
    'Mercury' => 'mercury.png',
    'Opera' => 'opera.png',
    'PaleMoon' => 'palemoon.png',
    'Safari' => 'safari.png'
  );

  public function Base_Render_Before($Sender) {
    $Sender->addCssFile('useragent.css', 'plugins/UserAgent');
  }

  // Comments display
  public function DiscussionController_CommentInfo_Handler($Sender, $Args) {
    $Comment = GetValue('Comment', $Args);
    $Attributes = GetValue('Attributes', $Comment);
    $this->AttachInfo($Sender, $Attributes);
  }

  // Comments, after saving an edit
  public function PostController_CommentInfo_Handler($Sender, $Args) {
    $this->DiscussionController_CommentInfo_Handler($Sender, $Args);
  }

  // Discussions display
  public function DiscussionController_DiscussionInfo_Handler($Sender, $Args) {
    $Discussion = GetValue('Discussion', $Args);
    $Attributes = GetValue('Attributes', $Discussion);
    $this->AttachInfo($Sender, $Attributes);
  }

  public function CommentModel_BeforeSaveComment_Handler($Sender, $Args) {
    if ($Args['FormPostValues']['InsertUserID'] != Gdn::Session()->UserID)
      return;
    $this->SetAttributes($Sender, $Args);
  }

  public function DiscussionModel_BeforeSaveDiscussion_Handler($Sender, $Args) {
    if ($Args['FormPostValues']['InsertUserID'] != Gdn::Session()->UserID)
      return;
    $this->SetAttributes($Sender, $Args);
  }

  /**
   * Collect user agent data and save in Attributes array.
   */
  protected function SetAttributes($Sender, $Args) {
    if (!isset($Args['FormPostValues']['Attributes'])) {
      $Args['FormPostValues']['Attributes'] = array();
    } else {
      $Args['FormPostValues']['Attributes'] = unserialize($Args['FormPostValues']['Attributes']);
    }

    // Add user agent data to Attributes
    $UserAgent = GetValue('HTTP_USER_AGENT', $_SERVER);
    $Args['FormPostValues']['Attributes']['UserAgent'] = GetValue('HTTP_USER_AGENT', $_SERVER);
    $BrowserData = @get_browser($UserAgent); // requires browsecap.ini
    if ($BrowserData) {
      $Args['FormPostValues']['Attributes']['Browser'] = $BrowserData->browser;
    }

    $Args['FormPostValues']['Attributes'] = serialize($Args['FormPostValues']['Attributes']);
  }

  /**
   * Output user agent information.
   */
  protected function AttachInfo($Sender, $Attributes) {
    $Info = null;
    $UserAgent = GetValue('UserAgent', $Attributes);
    $Browser = GetValue('Browser', $Attributes);
    if ($UserAgent) {
      if ($Browser) {
        $Logo = $this->Logos[$Browser];
        if ($Logo) {
          $Info = Img($this->GetResource('logos/'.$Logo, FALSE, FALSE), array('alt' => htmlspecialchars($Browser)));
        } else {
          $Info = htmlspecialchars($Browser);
        }
      }
      If (!$Info) {
        $Info = '[?]';
      }

      echo Wrap($Info, 'span', array('class' => 'MItem UserAgent', 'title' => htmlspecialchars($UserAgent)));
    }
  }
}