PHP get_instance函数代码示例

 /**
  * Replace the default $this->load->view() method
  * with our own, so we can use Smarty!
  *
  * This method works identically to CI's default method,
  * in that you should pass parameters to it in the same way.
  *
  * @access	public
  * @param	string	The template path name.
  * @param	array	An array of data to convert to variables.
  * @param	bool	Set to TRUE to return the loaded template as a string.
  * @return	mixed	If $return is TRUE, returns string. If not, returns void.
  */
 public function view($template, $data = array(), $return = false)
 {
     // Get the CI super object, load related library.
     $CI =& get_instance();
     $CI->load->library('smartytpl');
     // Add extension to the filename if it's not there.
     $ext = '.' . $CI->config->item('smarty_template_ext');
     if (substr($template, -strlen($ext)) !== $ext) {
         $template .= $ext;
     }
     // Make sure the file exists first.
     if (!$CI->smartytpl->templateExists($template)) {
         show_error('Unable to load the template file: ' . $template);
     }
     // Assign any variables from the $data array.
     $CI->smartytpl->assign_variables($data);
     // Assign CI instance to be available in templates as $ci
     $CI->smartytpl->assignByRef('ci', $CI);
     /*
     	Smarty has two built-in functions to rendering templates: display() 
     	and fetch(). We're going to	use only fetch(), since we want to take
     	the template contents and either return them or add them to
     	CodeIgniter's output class. This lets us optionally take advantage
     	of some of CI's built-in output features.
     */
     $output = $CI->smartytpl->fetch($template);
     // Return the output if the return value is TRUE.
     if ($return === true) {
         return $output;
     }
     // Otherwise append to output just like a view.
     $CI->output->append_output($output);
 }

 function __construct()
 {
     parent::__construct();
     $this->_table = 'reff_jamkesmas';
     //get instance
     $this->CI = get_instance();
 }

 public function not_loggedin()
 {
     $CI =& get_instance();
     if (!$CI->session->is_loggedin) {
         redirect('/index');
     }
 }

 public function __construct()
 {
     //error_reporting(E_ALL);
     log_message('debug', "Weixinapi Class Initialized.");
     $this->CI =& get_instance();
     $this->valid();
 }

	function __construct()
    {
        
		$this->CI =& get_instance();

		$this->CI->load->model('orders/morders');
	}

	function set_sections()
	{
		$EE =& get_instance();
		
		// cheers to @leevigraham for this one.
		$this->sections[] = '<script type="text/javascript" charset="utf-8">$("#accessoryTabs a.catshit").parent().remove();</script>';
		
		// RAGE.
		$EE->cp->add_to_head('
		<script type="text/javascript">
		
			$(document).ready(function(){
				$(".ui-widget input#cat_image").live("click", function() {
					$.ee_filebrowser.add_trigger("input#cat_image", function (a) {
							
	
							var full_url = EE.upload_directories[a.directory].url + a.name;
							relative_url = full_url.replace(/http:\/\/[^\/]+/i,""); 
							
							$("input#cat_image" + window.file_manager_context).val(relative_url)
					});
				});
			});
		
		</script>
		
		');

	}

 /**
  * Constructor
  *
  * @access	public
  */
 function Simple_commerce_mcp($switch = TRUE)
 {
     // Make a local reference to the ExpressionEngine super object
     $this->EE =& get_instance();
     $this->base_url = BASE . AMP . 'C=addons_modules' . AMP . 'M=show_module_cp' . AMP . 'module=simple_commerce';
     ee()->cp->set_right_nav(array('items' => $this->base_url . AMP . 'method=edit_items', 'purchases' => $this->base_url . AMP . 'method=edit_purchases', 'email_templates' => $this->base_url . AMP . 'method=edit_emails', 'simple_commerce_module_name' => $this->base_url));
 }

 /**
  * Responsible for sending final output to browser
  */
 function output()
 {
     $CI =& get_instance();
     $buffer = $CI->output->get_output();
     $re = '%            # Collapse ws everywhere but in blacklisted elements.
         (?>             # Match all whitespans other than single space.
           [^\\S ]\\s*     # Either one [\\t\\r\\n\\f\\v] and zero or more ws,
         | \\s{2,}        # or two or more consecutive-any-whitespace.
         ) # Note: The remaining regex consumes no text at all...
         (?=             # Ensure we are not in a blacklist tag.
           (?:           # Begin (unnecessary) group.
             (?:         # Zero or more of...
               [^<]++    # Either one or more non-"<"
             | <         # or a < starting a non-blacklist tag.
               (?!/?(?:textarea|pre)\\b)
             )*+         # (This could be "unroll-the-loop"ified.)
           )             # End (unnecessary) group.
           (?:           # Begin alternation group.
             <           # Either a blacklist start tag.
             (?>textarea|pre)\\b
           | \\z          # or end of file.
           )             # End alternation group.
         )  # If we made it here, we are not in a blacklist tag.
         %ix';
     $buffer = preg_replace($re, " ", $buffer);
     $CI->output->set_output($buffer);
     $CI->output->_display();
 }

/**
* lang()
* Translates an index located on array $lang inside of file application/language/LANGUAGE/app_lang.php
* If the key does not have a translation then this function returns the key.
* @param string key
* @param string $lang['key']
*/
function lang($key = '')
{
    $CI =& get_instance();
    $line = $CI->lang->line($key);
    $line = $line == '' ? $key : $line;
    return $line;
}

 public function __construct()
 {
     $this->CI =& get_instance();
     $this->use = new class_loader();
     $this->use->use_model('data_base');
     $this->use->use_lib('system/date_time/date_time');
 }

 /**
  * Message Stack Constructor
  *
  * @access public
  * @return void
  */
 public function __construct()
 {
     // Set the super object to a local variable for use later
     $this->ci =& get_instance();
     // Load message from session
     $this->load_from_session();
 }

 function __construct()
 {
     $CI =& get_instance();
     $CI->load->helper('maths');
     $CI->load->helper('language');
     return;
 }

 function form_open($action = '', $attributes = array(), $hidden = array())
 {
     $CI =& get_instance();
     // If no action is provided then set to the current url
     if (!$action) {
         $action = current_url($action);
     } elseif (strpos($action, '://') === FALSE) {
         $action = if_secure_site_url($action);
     }
     $attributes = _attributes_to_string($attributes);
     if (stripos($attributes, 'method=') === FALSE) {
         $attributes .= ' method="post"';
     }
     if (stripos($attributes, 'accept-charset=') === FALSE) {
         $attributes .= ' accept-charset="' . strtolower(config_item('charset')) . '"';
     }
     $form = '<form action="' . $action . '"' . $attributes . ">\n";
     // Add CSRF field if enabled, but leave it out for GET requests and requests to external websites
     if ($CI->config->item('csrf_protection') === TRUE && strpos($action, if_secure_base_url()) !== FALSE && !stripos($form, 'method="get"')) {
         $hidden[$CI->security->get_csrf_token_name()] = $CI->security->get_csrf_hash();
     }
     // Add MY CSRF token if MY CSRF library is loaded
     if ($CI->load->is_loaded('tokens') && strpos($action, if_secure_base_url()) !== FALSE && !stripos($form, 'method="get"')) {
         $hidden[$CI->tokens->name] = $CI->tokens->token();
     }
     if (is_array($hidden)) {
         foreach ($hidden as $name => $value) {
             $form .= '<input type="hidden" name="' . $name . '" value="' . html_escape($value) . '" style="display:none;" />' . "\n";
         }
     }
     return $form;
 }

 function _report_error($subject)
 {
     $CI =& get_instance();
     $CI->load->library('Rabbitmq');
     $CI->load->helper('email_sender');
     $body = '';
     $body .= 'Request: <br/><br/><code>';
     foreach ($_REQUEST as $k => $v) {
         $body .= $k . ' => ' . $v . '<br/>';
     }
     $body .= '</code>';
     $body .= '<br/><br/>Server: <br/><br/><code>';
     foreach ($_SERVER as $k => $v) {
         $body .= $k . ' => ' . $v . '<br/>';
     }
     $body .= '</code>';
     $body .= '<br/><br/>Stacktrace: <br/><br/>';
     $body .= serialize($subject);
     $data = array();
     $data['to'] = "shakaib@incubasys.com";
     $data['to_name'] = "shakaib";
     $data['from'] = ADMIN_EMAIL;
     $data['from_name'] = ADMIN_NAME;
     $data['from_pass'] = ADMIN_EMAIL_PASSWORD;
     $data['subject'] = "Exception";
     $data['body'] = $body;
     mail_me($data);
 }

 /**
  * class constructor
  *
  * @access	public
  */
 public function __construct()
 {
     // load up instance
     $this->instance = get_instance();
     // load up session library
     $this->instance->load->library('session');
 }