diff options
Diffstat (limited to 'system/libraries/Trackback.php')
-rw-r--r-- | system/libraries/Trackback.php | 124 |
1 files changed, 40 insertions, 84 deletions
diff --git a/system/libraries/Trackback.php b/system/libraries/Trackback.php index e903ea7d0..79a009133 100644 --- a/system/libraries/Trackback.php +++ b/system/libraries/Trackback.php @@ -1,13 +1,13 @@ -<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); +<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * NOTICE OF LICENSE - * + * * Licensed under the Open Software License version 3.0 - * + * * This source file is subject to the Open Software License (OSL 3.0) that is * bundled with this package in the files license.txt / license.rst. It is * also available through the world wide web at this URL: @@ -18,7 +18,7 @@ * * @package CodeIgniter * @author EllisLab Dev Team - * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. (http://ellislab.com/) + * @copyright Copyright (c) 2008 - 2012, EllisLab, Inc. (http://ellislab.com/) * @license http://opensource.org/licenses/OSL-3.0 Open Software License (OSL 3.0) * @link http://codeigniter.com * @since Version 1.0 @@ -40,18 +40,13 @@ */ class CI_Trackback { - var $time_format = 'local'; - var $charset = 'UTF-8'; - var $data = array('url' => '', 'title' => '', 'excerpt' => '', 'blog_name' => '', 'charset' => ''); - var $convert_ascii = TRUE; - var $response = ''; - var $error_msg = array(); + public $time_format = 'local'; + public $charset = 'UTF-8'; + public $data = array('url' => '', 'title' => '', 'excerpt' => '', 'blog_name' => '', 'charset' => ''); + public $convert_ascii = TRUE; + public $response = ''; + public $error_msg = array(); - /** - * Constructor - * - * @access public - */ public function __construct() { log_message('debug', "Trackback Class Initialized"); @@ -62,11 +57,10 @@ class CI_Trackback { /** * Send Trackback * - * @access public * @param array * @return bool */ - function send($tb_data) + public function send($tb_data) { if ( ! is_array($tb_data)) { @@ -96,20 +90,9 @@ class CI_Trackback { } // Convert High ASCII Characters - if ($this->convert_ascii == TRUE) + if ($this->convert_ascii == TRUE && in_array($item, array('excerpt', 'title', 'blog_name'))) { - if ($item == 'excerpt') - { - $$item = $this->convert_ascii($$item); - } - elseif ($item == 'title') - { - $$item = $this->convert_ascii($$item); - } - elseif ($item == 'blog_name') - { - $$item = $this->convert_ascii($$item); - } + $$item = $this->convert_ascii($$item); } } @@ -144,10 +127,9 @@ class CI_Trackback { * If the data is valid it is set to the $this->data array * so that it can be inserted into a database. * - * @access public * @return bool */ - function receive() + public function receive() { foreach (array('url', 'title', 'blog_name', 'excerpt') as $val) { @@ -186,11 +168,10 @@ class CI_Trackback { * sends the "incomplete information" error, as that's * the most common one. * - * @access public * @param string * @return void */ - function send_error($message = 'Incomplete Information') + public function send_error($message = 'Incomplete Information') { echo "<?xml version=\"1.0\" encoding=\"utf-8\"?".">\n<response>\n<error>1</error>\n<message>".$message."</message>\n</response>"; exit; @@ -204,10 +185,9 @@ class CI_Trackback { * This should be called when a trackback has been * successfully received and inserted. * - * @access public * @return void */ - function send_success() + public function send_success() { echo "<?xml version=\"1.0\" encoding=\"utf-8\"?".">\n<response>\n<error>0</error>\n</response>"; exit; @@ -218,11 +198,10 @@ class CI_Trackback { /** * Fetch a particular item * - * @access public * @param string * @return string */ - function data($item) + public function data($item) { return ( ! isset($this->data[$item])) ? '' : $this->data[$item]; } @@ -235,12 +214,11 @@ class CI_Trackback { * Opens a socket connection and passes the data to * the server. Returns TRUE on success, FALSE on failure * - * @access public * @param string * @param string * @return bool */ - function process($url, $data) + public function process($url, $data) { $target = parse_url($url); @@ -280,15 +258,9 @@ class CI_Trackback { @fclose($fp); - if (stristr($this->response, '<error>0</error>') === FALSE) + if (stripos($this->response, '<error>0</error>') === FALSE) { - $message = 'An unknown error was encountered'; - - if (preg_match("/<message>(.*?)<\/message>/is", $this->response, $match)) - { - $message = trim($match['1']); - } - + $message = (preg_match('/<message>(.*?)<\/message>/is', $this->response, $match)) ? trim($match[1]) : 'An unknown error was encountered'; $this->set_error($message); return FALSE; } @@ -305,11 +277,10 @@ class CI_Trackback { * It takes a string of URLs (separated by comma or * space) and puts each URL into an array * - * @access public * @param string * @return string */ - function extract_urls($urls) + public function extract_urls($urls) { // Remove the pesky white space and replace with a comma. $urls = preg_replace("/\s*(\S+)\s*/", "\\1,", $urls); @@ -318,7 +289,7 @@ class CI_Trackback { $urls = str_replace(",,", ",", $urls); // Remove any comma that might be at the end - if (substr($urls, -1) == ",") + if (substr($urls, -1) === ',') { $urls = substr($urls, 0, -1); } @@ -341,17 +312,16 @@ class CI_Trackback { * * Simply adds "http://" if missing * - * @access public * @param string * @return string */ - function validate_url($url) + public function validate_url($url) { $url = trim($url); - if (substr($url, 0, 4) != "http") + if (strpos($url, 'http') !== 0) { - $url = "http://".$url; + $url = 'http://'.$url; } } @@ -360,11 +330,10 @@ class CI_Trackback { /** * Find the Trackback URL's ID * - * @access public * @param string * @return string */ - function get_id($url) + public function get_id($url) { $tb_id = ""; @@ -409,23 +378,20 @@ class CI_Trackback { /** * Convert Reserved XML characters to Entities * - * @access public * @param string * @return string */ - function convert_xml($str) + public function convert_xml($str) { $temp = '__TEMP_AMPERSANDS__'; - $str = preg_replace("/&#(\d+);/", "$temp\\1;", $str); - $str = preg_replace("/&(\w+);/", "$temp\\1;", $str); + $str = preg_replace(array('/&#(\d+);/', '/&(\w+);/'), "$temp\\1;", $str); $str = str_replace(array("&","<",">","\"", "'", "-"), array("&", "<", ">", """, "'", "-"), $str); - $str = preg_replace("/$temp(\d+);/","&#\\1;",$str); - $str = preg_replace("/$temp(\w+);/","&\\1;", $str); + $str = preg_replace(array("/$temp(\d+);/", "/$temp(\w+);/"), array('&#\\1;', '&\\1;'), $str); return $str; } @@ -437,13 +403,12 @@ class CI_Trackback { * * Limits the string based on the character count. Will preserve complete words. * - * @access public * @param string * @param integer * @param string * @return string */ - function limit_characters($str, $n = 500, $end_char = '…') + public function limit_characters($str, $n = 500, $end_char = '…') { if (strlen($str) < $n) { @@ -457,13 +422,13 @@ class CI_Trackback { return $str; } - $out = ""; + $out = ''; foreach (explode(' ', trim($str)) as $val) { $out .= $val.' '; if (strlen($out) >= $n) { - return trim($out).$end_char; + return rtrim($out).$end_char; } } } @@ -476,11 +441,10 @@ class CI_Trackback { * Converts Hight ascii text and MS Word special chars * to character entities * - * @access public * @param string * @return string */ - function convert_ascii($str) + public function convert_ascii($str) { $count = 1; $out = ''; @@ -496,16 +460,16 @@ class CI_Trackback { } else { - if (count($temp) == 0) + if (count($temp) === 0) { $count = ($ordinal < 224) ? 2 : 3; } $temp[] = $ordinal; - if (count($temp) == $count) + if (count($temp) === $count) { - $number = ($count == 3) ? (($temp['0'] % 16) * 4096) + (($temp['1'] % 64) * 64) + ($temp['2'] % 64) : (($temp['0'] % 32) * 64) + ($temp['1'] % 64); + $number = ($count == 3) ? (($temp[0] % 16) * 4096) + (($temp[1] % 64) * 64) + ($temp[2] % 64) : (($temp[0] % 32) * 64) + ($temp[1] % 64); $out .= '&#'.$number.';'; $count = 1; @@ -522,11 +486,10 @@ class CI_Trackback { /** * Set error message * - * @access public * @param string * @return void */ - function set_error($msg) + public function set_error($msg) { log_message('error', $msg); $this->error_msg[] = $msg; @@ -537,24 +500,17 @@ class CI_Trackback { /** * Show error messages * - * @access public * @param string * @param string * @return string */ - function display_errors($open = '<p>', $close = '</p>') + public function display_errors($open = '<p>', $close = '</p>') { - $str = ''; - foreach ($this->error_msg as $val) - { - $str .= $open.$val.$close; - } - - return $str; + return (count($this->error_msg) > 0) ? $open . implode($close . $open, $this->error_msg) . $close : ''; } } // END Trackback Class /* End of file Trackback.php */ -/* Location: ./system/libraries/Trackback.php */
\ No newline at end of file +/* Location: ./system/libraries/Trackback.php */ |