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-rw-r--r--system/libraries/Trackback.php138
1 files changed, 53 insertions, 85 deletions
diff --git a/system/libraries/Trackback.php b/system/libraries/Trackback.php
index b0a767822..79a009133 100644
--- a/system/libraries/Trackback.php
+++ b/system/libraries/Trackback.php
@@ -1,13 +1,25 @@
-<?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:
+ * http://opensource.org/licenses/OSL-3.0
+ * If you did not receive a copy of the license and are unable to obtain it
+ * through the world wide web, please send an email to
+ * licensing@ellislab.com so we can send you a copy immediately.
+ *
* @package CodeIgniter
- * @author ExpressionEngine Dev Team
- * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc.
- * @license http://codeigniter.com/user_guide/license.html
+ * @author EllisLab Dev Team
+ * @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
* @filesource
@@ -23,23 +35,18 @@
* @package CodeIgniter
* @subpackage Libraries
* @category Trackbacks
- * @author ExpressionEngine Dev Team
+ * @author EllisLab Dev Team
* @link http://codeigniter.com/user_guide/libraries/trackback.html
*/
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 $error_msg = array();
- /**
- * Constructor
- *
- * @access public
- */
public function __construct()
{
log_message('debug', "Trackback Class Initialized");
@@ -50,11 +57,10 @@ class CI_Trackback {
/**
* Send Trackback
*
- * @access public
* @param array
* @return bool
*/
- function send($tb_data)
+ public function send($tb_data)
{
if ( ! is_array($tb_data))
{
@@ -84,20 +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);
}
}
@@ -132,10 +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 $val)
{
@@ -174,11 +168,10 @@ class CI_Trackback {
* sends the "incomplete information" error, as that's
* the most common one.
*
- * @access public
* @param string
* @return void
*/
- function send_error($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;
@@ -192,10 +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;
@@ -206,11 +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];
}
@@ -223,12 +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);
@@ -268,15 +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;
}
@@ -293,11 +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);
@@ -306,7 +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);
}
@@ -329,17 +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;
}
}
@@ -348,11 +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)
{
$tb_id = "";
@@ -397,23 +378,20 @@ class CI_Trackback {
/**
* Convert Reserved XML characters to Entities
*
- * @access public
* @param string
* @return string
*/
- function convert_xml($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("&amp;", "&lt;", "&gt;", "&quot;", "&#39;", "&#45;"),
$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 $str;
}
@@ -425,13 +403,12 @@ class CI_Trackback {
*
* Limits the string based on the character count. Will preserve complete words.
*
- * @access public
* @param string
* @param integer
* @param string
* @return string
*/
- function limit_characters($str, $n = 500, $end_char = '&#8230;')
+ public function limit_characters($str, $n = 500, $end_char = '&#8230;')
{
if (strlen($str) < $n)
{
@@ -445,13 +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).$end_char;
}
}
}
@@ -464,11 +441,10 @@ class CI_Trackback {
* Converts Hight ascii text and MS Word special chars
* to character entities
*
- * @access public
* @param string
* @return string
*/
- function convert_ascii($str)
+ public function convert_ascii($str)
{
$count = 1;
$out = '';
@@ -484,16 +460,16 @@ class CI_Trackback {
}
else
{
- if (count($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.';';
$count = 1;
@@ -510,11 +486,10 @@ class CI_Trackback {
/**
* Set error message
*
- * @access public
* @param string
* @return void
*/
- function set_error($msg)
+ public function set_error($msg)
{
log_message('error', $msg);
$this->error_msg[] = $msg;
@@ -525,24 +500,17 @@ class CI_Trackback {
/**
* Show error messages
*
- * @access public
* @param string
* @param string
* @return string
*/
- function display_errors($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 */
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-07-07 12:37:42 +0200