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Paste-1319224617:v:use_geshi-1:v:type-php

Started by Guest, Oct 21, 2011, 07:16 PM

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Guest

/**
 * Are we using this browser?
 * @param $browser: browser we are checking for.
*/
function isBrowser($browser)
{
   global $context;

   // Don't know any browser!
   if (empty($context['browser']))
      detectBrowser();

   return !empty(isBrowser('$browser')) ? true : false;
}

/**
 * This function is... detecting the browser, right.
 * Loads a bunch of browser information in to $context
 */
function detectBrowser()
{
   global $context, $user_info;

   // The following determines the user agent (browser) as best it can.
   $context['browser'] = array(
      // Most desktop browsers.
      'is_opera' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera') !== false,
      'is_webkit' => strpos($_SERVER['HTTP_USER_AGENT'], 'AppleWebKit') !== false,
      'is_firefox' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/~', $_SERVER['HTTP_USER_AGENT']) === 1,
      'is_gecko' = strpos($_SERVER['HTTP_USER_AGENT'], 'Gecko') !== false && !$context['browser']['is_webkit'] && !$context['browser']['is_konqueror'];

      // Mobile browsers.
      'is_iphone' => strpos($_SERVER['HTTP_USER_AGENT'], 'iPhone') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'iPod') !== false,
      'is_android' => strpos($_SERVER['HTTP_USER_AGENT'], 'Android') !== false,

      // Others.
      'is_web_tv' => strpos($_SERVER['HTTP_USER_AGENT'], 'WebTV') !== false,
      'is_konqueror' => strpos($_SERVER['HTTP_USER_AGENT'], 'Konqueror') !== false,
   );

   // Detect IE and not those who wish to emulate it.
   $context['browser']['is_ie'] = !$context['browser']('is_opera') && !$context['browser']['is_gecko'] && !$context['browser']['is_web_tv'] && preg_match('~MSIE \d+~', $_SERVER['HTTP_USER_AGENT']) === 1;

   // Detect Safari/Chrome from webkit.
   if ($context['browser']['is_webkit'])
   {
      $context['browser']['is_chrome'] = $context['browser']['is_webkit'] && strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome') !== false;
      $context['browser']['is_safari'] = !$context['browser']['is_chrome'] && strpos($_SERVER['HTTP_USER_AGENT'], 'Safari') !== false;
   }

   // More Opera checks if we are opera.
   if ($context['browser']['is_opera'])
      $context['browser'] += array(
         'is_opera6' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 6') !== false,
         'is_opera7' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 7') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'Opera/7') !== false,
         'is_opera8' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 8') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'Opera/8') !== false,
         'is_opera9' => preg_match('~Opera[ /]9(?!\\.[89])~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_opera10' => preg_match('~Opera[ /]10\\.~', $_SERVER['HTTP_USER_AGENT']) === 1 || (preg_match('~Opera[ /]9\\.[89]~', $_SERVER['HTTP_USER_AGENT']) === 1 && preg_match('~Version/1[0-9]\\.~', $_SERVER['HTTP_USER_AGENT']) === 1),
      );

   // Additional firefox checks.
   if ($context['browser']['is_firefox'])
      $context['browser'] += array(
         'is_firefox1' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/1\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_firefox2' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/2\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_firefox3' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat|Shiretoko|Minefield)/3\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
      );

   // Additional IE checks.
   if ($context['browser']['is_ie'])
   {
      $context['browser'] += array(
         'is_ie8' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 8') !== false,
         'is_ie5.5' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.5') !== false,
         'is_ie5' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.0') !== false;
         'is_ie4' => strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 4') !== false && !$context['browser']['is_web_tv'],
         'is_mac_ie' => strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') !== false,
      );

      // Detect IE7 and not IE8 in combat mode.
      $context['browser']['is_ie7'] = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 7') !== false && !$context['browser']['is_ie8'],

      // Before IE8 we need to fix IE... lots!
      $context['browser']['ie_standards_fix'] = !$context['browser']['is_ie8'];

      $context['browser']['is_ie6'] = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 6') !== false && !$context['browser']['is_ie8'] && !$context['browser']['is_ie7'];

   }

   if ($context['browser']['is_ie'] || $context['browser']['is_opera'])
      $context['browser']['needs_size_fix'] = ($context['browser']['is_ie5'] || $context['browser']['is_ie5.5'] || $context['browser']['is_ie4'] || $context['browser']['is_opera6']) && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') === false;

   // Be you robot or human?
   if ($user_info['possibly_robot'])
   {
      // This isn't meant to be reliable, it's just meant to catch most bots to prevent PHPSESSID from showing up.
      $context['browser']['possibly_robot'] = !empty($user_info['possibly_robot']);

      // Robots shouldn't be logging in or registering.  So, they aren't a bot.  Better to be wrong than sorry (or people won't be able to log in!), anyway.
      if ((isset($_REQUEST['action']) && in_array($_REQUEST['action'], array('login', 'login2', 'register'))) || !$user_info['is_guest'])
         $context['browser']['possibly_robot'] = false;
   }
   else
      $context['browser']['possibly_robot'] = false;

}

groundup

/**
 * Are we using this browser?
 * @param $browser: browser we are checking for.
*/
function isBrowser($browser)
{
   global $context;

   // Don't know any browser!
   if (empty($context['browser']))
      detectBrowser();

   return !empty($context['is_' . $browser]);
}

/**
 * This function is... detecting the browser, right.
 * Loads a bunch of browser information in to $context
 */
function detectBrowser()
{
   global $context, $user_info;

   // The following determines the user agent (browser) as best it can.
   $context['browser'] = array(
      // Most desktop browsers.
      'is_opera' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera') !== false,
      'is_webkit' => strpos($_SERVER['HTTP_USER_AGENT'], 'AppleWebKit') !== false,
      'is_firefox' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/~', $_SERVER['HTTP_USER_AGENT']) === 1,
      'is_gecko' = strpos($_SERVER['HTTP_USER_AGENT'], 'Gecko') !== false && !$context['browser']['is_webkit'] && !$context['browser']['is_konqueror'];

      // Mobile browsers.
      'is_iphone' => strpos($_SERVER['HTTP_USER_AGENT'], 'iPhone') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'iPod') !== false,
      'is_android' => strpos($_SERVER['HTTP_USER_AGENT'], 'Android') !== false,

      // Others.
      'is_web_tv' => strpos($_SERVER['HTTP_USER_AGENT'], 'WebTV') !== false,
      'is_konqueror' => strpos($_SERVER['HTTP_USER_AGENT'], 'Konqueror') !== false,
   );

   // Detect IE and not those who wish to emulate it.
   $context['browser']['is_ie'] = !$context['browser']('is_opera') && !$context['browser']['is_gecko'] && !$context['browser']['is_web_tv'] && preg_match('~MSIE \d+~', $_SERVER['HTTP_USER_AGENT']) === 1;

   // Detect Safari/Chrome from webkit.
   if ($context['browser']['is_webkit'])
   {
      $context['browser']['is_chrome'] = $context['browser']['is_webkit'] && strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome') !== false;
      $context['browser']['is_safari'] = !$context['browser']['is_chrome'] && strpos($_SERVER['HTTP_USER_AGENT'], 'Safari') !== false;
   }

   // More Opera checks if we are opera.
   if ($context['browser']['is_opera'])
      $context['browser'] += array(
         'is_opera6' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 6') !== false,
         'is_opera7' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 7') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'Opera/7') !== false,
         'is_opera8' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 8') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'Opera/8') !== false,
         'is_opera9' => preg_match('~Opera[ /]9(?!\\.[89])~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_opera10' => preg_match('~Opera[ /]10\\.~', $_SERVER['HTTP_USER_AGENT']) === 1 || (preg_match('~Opera[ /]9\\.[89]~', $_SERVER['HTTP_USER_AGENT']) === 1 && preg_match('~Version/1[0-9]\\.~', $_SERVER['HTTP_USER_AGENT']) === 1),
      );

   // Additional firefox checks.
   if ($context['browser']['is_firefox'])
      $context['browser'] += array(
         'is_firefox1' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/1\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_firefox2' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/2\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_firefox3' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat|Shiretoko|Minefield)/3\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
      );

   // Additional IE checks.
   if ($context['browser']['is_ie'])
   {
      $context['browser'] += array(
         'is_ie8' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 8') !== false,
         'is_ie5.5' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.5') !== false,
         'is_ie5' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.0') !== false;
         'is_ie4' => strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 4') !== false && !$context['browser']['is_web_tv'],
         'is_mac_ie' => strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') !== false,
      );

      // Detect IE7 and not IE8 in combat mode.
      $context['browser']['is_ie7'] = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 7') !== false && !$context['browser']['is_ie8'],

      // Before IE8 we need to fix IE... lots!
      $context['browser']['ie_standards_fix'] = !$context['browser']['is_ie8'];

      $context['browser']['is_ie6'] = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 6') !== false && !$context['browser']['is_ie8'] && !$context['browser']['is_ie7'];

   }

   if ($context['browser']['is_ie'] || $context['browser']['is_opera'])
      $context['browser']['needs_size_fix'] = ($context['browser']['is_ie5'] || $context['browser']['is_ie5.5'] || $context['browser']['is_ie4'] || $context['browser']['is_opera6']) && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') === false;

   // Be you robot or human?
   if ($user_info['possibly_robot'])
   {
      // This isn't meant to be reliable, it's just meant to catch most bots to prevent PHPSESSID from showing up.
      $context['browser']['possibly_robot'] = !empty($user_info['possibly_robot']);

      // Robots shouldn't be logging in or registering.  So, they aren't a bot.  Better to be wrong than sorry (or people won't be able to log in!), anyway.
      if ((isset($_REQUEST['action']) && in_array($_REQUEST['action'], array('login', 'login2', 'register'))) || !$user_info['is_guest'])
         $context['browser']['possibly_robot'] = false;
   }
   else
      $context['browser']['possibly_robot'] = false;

}

groundup

/**
 * Are we using this browser?
 * @param $browser: browser we are checking for.
*/
function isBrowser($browser)
{
   global $context;

   // Don't know any browser!
   if (empty($context['browser']))
      detectBrowser();

   return !empty($context['browser']['is_' . $browser]);
}

/**
 * This function is... detecting the browser, right.
 * Loads a bunch of browser information in to $context
 */
function detectBrowser()
{
   global $context, $user_info;

   // The following determines the user agent (browser) as best it can.
   $context['browser'] = array(
      // Most desktop browsers.
      'is_opera' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera') !== false,
      'is_webkit' => strpos($_SERVER['HTTP_USER_AGENT'], 'AppleWebKit') !== false,
      'is_firefox' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/~', $_SERVER['HTTP_USER_AGENT']) === 1,
      'is_gecko' = strpos($_SERVER['HTTP_USER_AGENT'], 'Gecko') !== false && !$context['browser']['is_webkit'] && !$context['browser']['is_konqueror'];

      // Mobile browsers.
      'is_iphone' => strpos($_SERVER['HTTP_USER_AGENT'], 'iPhone') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'iPod') !== false,
      'is_android' => strpos($_SERVER['HTTP_USER_AGENT'], 'Android') !== false,

      // Others.
      'is_web_tv' => strpos($_SERVER['HTTP_USER_AGENT'], 'WebTV') !== false,
      'is_konqueror' => strpos($_SERVER['HTTP_USER_AGENT'], 'Konqueror') !== false,
   );

   // Detect IE and not those who wish to emulate it.
   $context['browser']['is_ie'] = !$context['browser']('is_opera') && !$context['browser']['is_gecko'] && !$context['browser']['is_web_tv'] && preg_match('~MSIE \d+~', $_SERVER['HTTP_USER_AGENT']) === 1;

   // Detect Safari/Chrome from webkit.
   if ($context['browser']['is_webkit'])
   {
      $context['browser']['is_chrome'] = $context['browser']['is_webkit'] && strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome') !== false;
      $context['browser']['is_safari'] = !$context['browser']['is_chrome'] && strpos($_SERVER['HTTP_USER_AGENT'], 'Safari') !== false;
   }

   // More Opera checks if we are opera.
   if ($context['browser']['is_opera'])
      $context['browser'] += array(
         'is_opera6' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 6') !== false,
         'is_opera7' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 7') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'Opera/7') !== false,
         'is_opera8' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 8') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'Opera/8') !== false,
         'is_opera9' => preg_match('~Opera[ /]9(?!\\.[89])~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_opera10' => preg_match('~Opera[ /]10\\.~', $_SERVER['HTTP_USER_AGENT']) === 1 || (preg_match('~Opera[ /]9\\.[89]~', $_SERVER['HTTP_USER_AGENT']) === 1 && preg_match('~Version/1[0-9]\\.~', $_SERVER['HTTP_USER_AGENT']) === 1),
      );

   // Additional firefox checks.
   if ($context['browser']['is_firefox'])
      $context['browser'] += array(
         'is_firefox1' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/1\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_firefox2' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/2\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_firefox3' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat|Shiretoko|Minefield)/3\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
      );

   // Additional IE checks.
   if ($context['browser']['is_ie'])
   {
      $context['browser'] += array(
         'is_ie8' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 8') !== false,
         'is_ie5.5' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.5') !== false,
         'is_ie5' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.0') !== false;
         'is_ie4' => strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 4') !== false && !$context['browser']['is_web_tv'],
         'is_mac_ie' => strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') !== false,
      );

      // Detect IE7 and not IE8 in combat mode.
      $context['browser']['is_ie7'] = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 7') !== false && !$context['browser']['is_ie8'],

      // Before IE8 we need to fix IE... lots!
      $context['browser']['ie_standards_fix'] = !$context['browser']['is_ie8'];

      $context['browser']['is_ie6'] = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 6') !== false && !$context['browser']['is_ie8'] && !$context['browser']['is_ie7'];

   }

   if ($context['browser']['is_ie'] || $context['browser']['is_opera'])
      $context['browser']['needs_size_fix'] = ($context['browser']['is_ie5'] || $context['browser']['is_ie5.5'] || $context['browser']['is_ie4'] || $context['browser']['is_opera6']) && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') === false;

   // Be you robot or human?
   if ($user_info['possibly_robot'])
   {
      // This isn't meant to be reliable, it's just meant to catch most bots to prevent PHPSESSID from showing up.
      $context['browser']['possibly_robot'] = !empty($user_info['possibly_robot']);

      // Robots shouldn't be logging in or registering.  So, they aren't a bot.  Better to be wrong than sorry (or people won't be able to log in!), anyway.
      if ((isset($_REQUEST['action']) && in_array($_REQUEST['action'], array('login', 'login2', 'register'))) || !$user_info['is_guest'])
         $context['browser']['possibly_robot'] = false;
   }
   else
      $context['browser']['possibly_robot'] = false;

}

groundup

/**
 * Are we using this browser?
 * @param $browser: browser we are checking for.
*/
function isBrowser($browser)
{
   global $context;

   // Don't know any browser!
   if (empty($context['browser']))
      detectBrowser();

   return !empty($context['browser']['is_' . $browser]) || !empty($context['browser'][$browser]);
}

/**
 * This function is... detecting the browser, right.
 * Loads a bunch of browser information in to $context
 */
function detectBrowser()
{
   global $context, $user_info;

   // The following determines the user agent (browser) as best it can.
   $context['browser'] = array(
      // Most desktop browsers.
      'is_opera' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera') !== false,
      'is_webkit' => strpos($_SERVER['HTTP_USER_AGENT'], 'AppleWebKit') !== false,
      'is_firefox' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/~', $_SERVER['HTTP_USER_AGENT']) === 1,
      'is_gecko' = strpos($_SERVER['HTTP_USER_AGENT'], 'Gecko') !== false && !$context['browser']['is_webkit'] && !$context['browser']['is_konqueror'];

      // Mobile browsers.
      'is_iphone' => strpos($_SERVER['HTTP_USER_AGENT'], 'iPhone') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'iPod') !== false,
      'is_android' => strpos($_SERVER['HTTP_USER_AGENT'], 'Android') !== false,

      // Others.
      'is_web_tv' => strpos($_SERVER['HTTP_USER_AGENT'], 'WebTV') !== false,
      'is_konqueror' => strpos($_SERVER['HTTP_USER_AGENT'], 'Konqueror') !== false,
   );

   // Detect IE and not those who wish to emulate it.
   $context['browser']['is_ie'] = !$context['browser']('is_opera') && !$context['browser']['is_gecko'] && !$context['browser']['is_web_tv'] && preg_match('~MSIE \d+~', $_SERVER['HTTP_USER_AGENT']) === 1;

   // Detect Safari/Chrome from webkit.
   if ($context['browser']['is_webkit'])
   {
      $context['browser']['is_chrome'] = $context['browser']['is_webkit'] && strpos($_SERVER['HTTP_USER_AGENT'], 'Chrome') !== false;
      $context['browser']['is_safari'] = !$context['browser']['is_chrome'] && strpos($_SERVER['HTTP_USER_AGENT'], 'Safari') !== false;
   }

   // More Opera checks if we are opera.
   if ($context['browser']['is_opera'])
      $context['browser'] += array(
         'is_opera6' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 6') !== false,
         'is_opera7' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 7') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'Opera/7') !== false,
         'is_opera8' => strpos($_SERVER['HTTP_USER_AGENT'], 'Opera 8') !== false || strpos($_SERVER['HTTP_USER_AGENT'], 'Opera/8') !== false,
         'is_opera9' => preg_match('~Opera[ /]9(?!\\.[89])~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_opera10' => preg_match('~Opera[ /]10\\.~', $_SERVER['HTTP_USER_AGENT']) === 1 || (preg_match('~Opera[ /]9\\.[89]~', $_SERVER['HTTP_USER_AGENT']) === 1 && preg_match('~Version/1[0-9]\\.~', $_SERVER['HTTP_USER_AGENT']) === 1),
      );

   // Additional firefox checks.
   if ($context['browser']['is_firefox'])
      $context['browser'] += array(
         'is_firefox1' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/1\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_firefox2' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat)/2\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
         'is_firefox3' => preg_match('~(?:Firefox|Ice[wW]easel|IceCat|Shiretoko|Minefield)/3\\.~', $_SERVER['HTTP_USER_AGENT']) === 1,
      );

   // Additional IE checks.
   if ($context['browser']['is_ie'])
   {
      $context['browser'] += array(
         'is_ie8' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 8') !== false,
         'is_ie5.5' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.5') !== false,
         'is_ie5' = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.0') !== false;
         'is_ie4' => strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 4') !== false && !$context['browser']['is_web_tv'],
         'is_mac_ie' => strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 5.') !== false && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') !== false,
      );

      // Detect IE7 and not IE8 in combat mode.
      $context['browser']['is_ie7'] = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 7') !== false && !$context['browser']['is_ie8'],

      // Before IE8 we need to fix IE... lots!
      $context['browser']['ie_standards_fix'] = !$context['browser']['is_ie8'];

      $context['browser']['is_ie6'] = strpos($_SERVER['HTTP_USER_AGENT'], 'MSIE 6') !== false && !$context['browser']['is_ie8'] && !$context['browser']['is_ie7'];

   }

   if ($context['browser']['is_ie'] || $context['browser']['is_opera'])
      $context['browser']['needs_size_fix'] = ($context['browser']['is_ie5'] || $context['browser']['is_ie5.5'] || $context['browser']['is_ie4'] || $context['browser']['is_opera6']) && strpos($_SERVER['HTTP_USER_AGENT'], 'Mac') === false;

   // Be you robot or human?
   if ($user_info['possibly_robot'])
   {
      // This isn't meant to be reliable, it's just meant to catch most bots to prevent PHPSESSID from showing up.
      $context['browser']['possibly_robot'] = !empty($user_info['possibly_robot']);

      // Robots shouldn't be logging in or registering.  So, they aren't a bot.  Better to be wrong than sorry (or people won't be able to log in!), anyway.
      if ((isset($_REQUEST['action']) && in_array($_REQUEST['action'], array('login', 'login2', 'register'))) || !$user_info['is_guest'])
         $context['browser']['possibly_robot'] = false;
   }
   else
      $context['browser']['possibly_robot'] = false;

}