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-rw-r--r--system/libraries/Trackback.php114
1 files changed, 49 insertions, 65 deletions
diff --git a/system/libraries/Trackback.php b/system/libraries/Trackback.php
index 79a009133..9a680dc2a 100644
--- a/system/libraries/Trackback.php
+++ b/system/libraries/Trackback.php
@@ -2,7 +2,7 @@
/**
* CodeIgniter
*
- * An open source application development framework for PHP 5.1.6 or newer
+ * An open source application development framework for PHP 5.2.4 or newer
*
* NOTICE OF LICENSE
*
@@ -25,8 +25,6 @@
* @filesource
*/
-// ------------------------------------------------------------------------
-
/**
* Trackback Class
*
@@ -49,7 +47,7 @@ class CI_Trackback {
public function __construct()
{
- log_message('debug', "Trackback Class Initialized");
+ log_message('debug', 'Trackback Class Initialized');
}
// --------------------------------------------------------------------
@@ -90,16 +88,17 @@ class CI_Trackback {
}
// Convert High ASCII Characters
- if ($this->convert_ascii == TRUE && in_array($item, array('excerpt', 'title', 'blog_name')))
+ if ($this->convert_ascii === TRUE && in_array($item, array('excerpt', 'title', 'blog_name')))
{
$$item = $this->convert_ascii($$item);
}
}
// Build the Trackback data string
- $charset = ( ! isset($tb_data['charset'])) ? $this->charset : $tb_data['charset'];
+ $charset = isset($tb_data['charset']) ? $tb_data['charset'] : $this->charset;
- $data = "url=".rawurlencode($url)."&title=".rawurlencode($title)."&blog_name=".rawurlencode($blog_name)."&excerpt=".rawurlencode($excerpt)."&charset=".rawurlencode($charset);
+ $data = 'url='.rawurlencode($url).'&title='.rawurlencode($title).'&blog_name='.rawurlencode($blog_name)
+ .'&excerpt='.rawurlencode($excerpt).'&charset='.rawurlencode($charset);
// Send Trackback(s)
$return = TRUE;
@@ -107,7 +106,7 @@ class CI_Trackback {
{
foreach ($ping_url as $url)
{
- if ($this->process($url, $data) == FALSE)
+ if ($this->process($url, $data) === FALSE)
{
$return = FALSE;
}
@@ -133,22 +132,22 @@ class CI_Trackback {
{
foreach (array('url', 'title', 'blog_name', 'excerpt') as $val)
{
- if ( ! isset($_POST[$val]) OR $_POST[$val] == '')
+ if (empty($_POST[$val]))
{
$this->set_error('The following required POST variable is missing: '.$val);
return FALSE;
}
- $this->data['charset'] = ( ! isset($_POST['charset'])) ? 'auto' : strtoupper(trim($_POST['charset']));
+ $this->data['charset'] = isset($_POST['charset']) ? strtoupper(trim($_POST['charset'])) : 'auto';
- if ($val != 'url' && function_exists('mb_convert_encoding'))
+ if ($val !== 'url' && MB_ENABLED === TRUE)
{
$_POST[$val] = mb_convert_encoding($_POST[$val], $this->charset, $this->data['charset']);
}
- $_POST[$val] = ($val != 'url') ? $this->convert_xml(strip_tags($_POST[$val])) : strip_tags($_POST[$val]);
+ $_POST[$val] = ($val !== 'url') ? $this->convert_xml(strip_tags($_POST[$val])) : strip_tags($_POST[$val]);
- if ($val == 'excerpt')
+ if ($val === 'excerpt')
{
$_POST['excerpt'] = $this->limit_characters($_POST['excerpt']);
}
@@ -164,7 +163,7 @@ class CI_Trackback {
/**
* Send Trackback Error Message
*
- * Allows custom errors to be set. By default it
+ * Allows custom errors to be set. By default it
* sends the "incomplete information" error, as that's
* the most common one.
*
@@ -173,7 +172,7 @@ class CI_Trackback {
*/
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>";
+ echo '<?xml version="1.0" encoding="utf-8"?'.">\n<response>\n<error>1</error>\n<message>".$message."</message>\n</response>";
exit;
}
@@ -189,7 +188,7 @@ class CI_Trackback {
*/
public function send_success()
{
- echo "<?xml version=\"1.0\" encoding=\"utf-8\"?".">\n<response>\n<error>0</error>\n</response>";
+ echo '<?xml version="1.0" encoding="utf-8"?'.">\n<response>\n<error>0</error>\n</response>";
exit;
}
@@ -203,7 +202,7 @@ class CI_Trackback {
*/
public function data($item)
{
- return ( ! isset($this->data[$item])) ? '' : $this->data[$item];
+ return isset($this->data[$item]) ? $this->data[$item] : '';
}
// --------------------------------------------------------------------
@@ -212,7 +211,7 @@ class CI_Trackback {
* Process Trackback
*
* Opens a socket connection and passes the data to
- * the server. Returns TRUE on success, FALSE on failure
+ * the server. Returns TRUE on success, FALSE on failure
*
* @param string
* @param string
@@ -230,37 +229,36 @@ class CI_Trackback {
}
// Build the path
- $ppath = ( ! isset($target['path'])) ? $url : $target['path'];
+ $ppath = isset($target['path']) ? $target['path'] : $url;
- $path = (isset($target['query']) && $target['query'] != "") ? $ppath.'?'.$target['query'] : $ppath;
+ $path = empty($target['query']) ? $ppath : $ppath.'?'.$target['query'];
// Add the Trackback ID to the data string
if ($id = $this->get_id($url))
{
- $data = "tb_id=".$id."&".$data;
+ $data = 'tb_id='.$id.'&'.$data;
}
// Transfer the data
- fputs ($fp, "POST " . $path . " HTTP/1.0\r\n" );
- fputs ($fp, "Host: " . $target['host'] . "\r\n" );
- fputs ($fp, "Content-type: application/x-www-form-urlencoded\r\n" );
- fputs ($fp, "Content-length: " . strlen($data) . "\r\n" );
- fputs ($fp, "Connection: close\r\n\r\n" );
- fputs ($fp, $data);
+ fputs($fp, 'POST '.$path." HTTP/1.0\r\n");
+ fputs($fp, 'Host: '.$target['host']."\r\n");
+ fputs($fp, "Content-type: application/x-www-form-urlencoded\r\n");
+ fputs($fp, 'Content-length: '.strlen($data)."\r\n");
+ fputs($fp, "Connection: close\r\n\r\n");
+ fputs($fp, $data);
// Was it successful?
- $this->response = "";
+ $this->response = '';
while ( ! feof($fp))
{
$this->response .= fgets($fp, 128);
}
@fclose($fp);
-
if (stripos($this->response, '<error>0</error>') === FALSE)
{
- $message = (preg_match('/<message>(.*?)<\/message>/is', $this->response, $match)) ? trim($match[1]) : 'An unknown error was encountered';
+ $message = preg_match('/<message>(.*?)<\/message>/is', $this->response, $match) ? trim($match[1]) : 'An unknown error was encountered';
$this->set_error($message);
return FALSE;
}
@@ -282,11 +280,8 @@ class CI_Trackback {
*/
public function extract_urls($urls)
{
- // Remove the pesky white space and replace with a comma.
- $urls = preg_replace("/\s*(\S+)\s*/", "\\1,", $urls);
-
- // If they use commas get rid of the doubles.
- $urls = str_replace(",,", ",", $urls);
+ // Remove the pesky white space and replace with a comma, then replace doubles.
+ $urls = str_replace(',,', ',', preg_replace('/\s*(\S+)\s*/', '\\1,', $urls));
// Remove any comma that might be at the end
if (substr($urls, -1) === ',')
@@ -294,11 +289,8 @@ class CI_Trackback {
$urls = substr($urls, 0, -1);
}
- // Break into an array via commas
- $urls = preg_split('/[,]/', $urls);
-
- // Removes duplicates
- $urls = array_unique($urls);
+ // Break into an array via commas and remove duplicates
+ $urls = array_unique(preg_split('/[,]/', $urls));
array_walk($urls, array($this, 'validate_url'));
@@ -313,9 +305,9 @@ class CI_Trackback {
* Simply adds "http://" if missing
*
* @param string
- * @return string
+ * @return void
*/
- public function validate_url($url)
+ public function validate_url(&$url)
{
$url = trim($url);
@@ -335,7 +327,7 @@ class CI_Trackback {
*/
public function get_id($url)
{
- $tb_id = "";
+ $tb_id = '';
if (strpos($url, '?') !== FALSE)
{
@@ -359,18 +351,11 @@ class CI_Trackback {
if ( ! is_numeric($tb_id))
{
- $tb_id = $tb_array[count($tb_array)-2];
+ $tb_id = $tb_array[count($tb_array)-2];
}
}
- if ( ! preg_match ("/^([0-9]+)$/", $tb_id))
- {
- return FALSE;
- }
- else
- {
- return $tb_id;
- }
+ return preg_match('/^[0-9]+$/', $tb_id) ? $tb_id : FALSE;
}
// --------------------------------------------------------------------
@@ -385,15 +370,13 @@ class CI_Trackback {
{
$temp = '__TEMP_AMPERSANDS__';
- $str = preg_replace(array('/&#(\d+);/', '/&(\w+);/'), "$temp\\1;", $str);
-
- $str = str_replace(array("&","<",">","\"", "'", "-"),
- array("&amp;", "&lt;", "&gt;", "&quot;", "&#39;", "&#45;"),
- $str);
+ $str = preg_replace(array('/&#(\d+);/', '/&(\w+);/'), $temp.'\\1;', $str);
- $str = preg_replace(array("/$temp(\d+);/", "/$temp(\w+);/"), array('&#\\1;', '&\\1;'), $str);
+ $str = str_replace(array('&', '<', '>', '"', "'", '-'),
+ array('&amp;', '&lt;', '&gt;', '&quot;', '&#39;', '&#45;'),
+ $str);
- return $str;
+ return preg_replace(array('/'.$temp.'(\d+);/', '/'.$temp.'(\w+);/'), array('&#\\1;', '&\\1;'), $str);
}
// --------------------------------------------------------------------
@@ -404,7 +387,7 @@ class CI_Trackback {
* Limits the string based on the character count. Will preserve complete words.
*
* @param string
- * @param integer
+ * @param int
* @param string
* @return string
*/
@@ -415,7 +398,7 @@ class CI_Trackback {
return $str;
}
- $str = preg_replace("/\s+/", ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str));
+ $str = preg_replace('/\s+/', ' ', str_replace(array("\r\n", "\r", "\n"), ' ', $str));
if (strlen($str) <= $n)
{
@@ -469,7 +452,9 @@ class CI_Trackback {
if (count($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.';';
$count = 1;
@@ -506,11 +491,10 @@ class CI_Trackback {
*/
public function display_errors($open = '<p>', $close = '</p>')
{
- return (count($this->error_msg) > 0) ? $open . implode($close . $open, $this->error_msg) . $close : '';
+ return (count($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 */
+/* Location: ./system/libraries/Trackback.php */ \ No newline at end of file
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-11-25 17:29:07 +0100