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authordchill42 <dchill42@gmail.com>2012-07-23 16:53:47 +0200
committerdchill42 <dchill42@gmail.com>2012-07-23 16:53:47 +0200
commitc5079de78e5141330c07e990811ef15e998e95aa (patch)
tree0f39d8c4fc7614246fc185810bfeaa7fad88a33a /system/helpers/url_helper.php
parent00fcb545109d4e61bc14e403ec828749c34a54b3 (diff)
parentede49ba66b127535f3430e20aac72ceed2c4611a (diff)
Merge branch develop of github.com:/EllisLab/CodeIgniter into session
Diffstat (limited to 'system/helpers/url_helper.php')
-rw-r--r--[-rwxr-xr-x]system/helpers/url_helper.php520
1 files changed, 264 insertions, 256 deletions
diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php
index c524dddd1..39e6343a6 100755..100644
--- a/system/helpers/url_helper.php
+++ b/system/helpers/url_helper.php
@@ -1,44 +1,53 @@
-<?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
+ * An open source application development framework for PHP 5.2.4 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
*/
-// ------------------------------------------------------------------------
-
/**
* CodeIgniter URL Helpers
*
* @package CodeIgniter
* @subpackage Helpers
* @category Helpers
- * @author ExpressionEngine Dev Team
+ * @author EllisLab Dev Team
* @link http://codeigniter.com/user_guide/helpers/url_helper.html
*/
// ------------------------------------------------------------------------
-/**
- * Site URL
- *
- * Create a local URL based on your basepath. Segments can be passed via the
- * first parameter either as a string or an array.
- *
- * @access public
- * @param string
- * @return string
- */
if ( ! function_exists('site_url'))
{
+ /**
+ * Site URL
+ *
+ * Create a local URL based on your basepath. Segments can be passed via the
+ * first parameter either as a string or an array.
+ *
+ * @param string
+ * @return string
+ */
function site_url($uri = '')
{
$CI =& get_instance();
@@ -48,19 +57,18 @@ if ( ! function_exists('site_url'))
// ------------------------------------------------------------------------
-/**
- * Base URL
- *
- * Create a local URL based on your basepath.
- * Segments can be passed in as a string or an array, same as site_url
- * or a URL to a file can be passed in, e.g. to an image file.
- *
- * @access public
- * @param string
- * @return string
- */
if ( ! function_exists('base_url'))
{
+ /**
+ * Base URL
+ *
+ * Create a local URL based on your basepath.
+ * Segments can be passed in as a string or an array, same as site_url
+ * or a URL to a file can be passed in, e.g. to an image file.
+ *
+ * @param string
+ * @return string
+ */
function base_url($uri = '')
{
$CI =& get_instance();
@@ -70,17 +78,16 @@ if ( ! function_exists('base_url'))
// ------------------------------------------------------------------------
-/**
- * Current URL
- *
- * Returns the full URL (including segments) of the page where this
- * function is placed
- *
- * @access public
- * @return string
- */
if ( ! function_exists('current_url'))
{
+ /**
+ * Current URL
+ *
+ * Returns the full URL (including segments) of the page where this
+ * function is placed
+ *
+ * @return string
+ */
function current_url()
{
$CI =& get_instance();
@@ -89,16 +96,16 @@ if ( ! function_exists('current_url'))
}
// ------------------------------------------------------------------------
-/**
- * URL String
- *
- * Returns the URI segments.
- *
- * @access public
- * @return string
- */
+
if ( ! function_exists('uri_string'))
{
+ /**
+ * URL String
+ *
+ * Returns the URI segments.
+ *
+ * @return string
+ */
function uri_string()
{
$CI =& get_instance();
@@ -108,16 +115,15 @@ if ( ! function_exists('uri_string'))
// ------------------------------------------------------------------------
-/**
- * Index page
- *
- * Returns the "index_page" from your config file
- *
- * @access public
- * @return string
- */
if ( ! function_exists('index_page'))
{
+ /**
+ * Index page
+ *
+ * Returns the "index_page" from your config file
+ *
+ * @return string
+ */
function index_page()
{
$CI =& get_instance();
@@ -127,38 +133,37 @@ if ( ! function_exists('index_page'))
// ------------------------------------------------------------------------
-/**
- * Anchor Link
- *
- * Creates an anchor based on the local URL.
- *
- * @access public
- * @param string the URL
- * @param string the link title
- * @param mixed any attributes
- * @return string
- */
if ( ! function_exists('anchor'))
{
+ /**
+ * Anchor Link
+ *
+ * Creates an anchor based on the local URL.
+ *
+ * @param string the URL
+ * @param string the link title
+ * @param mixed any attributes
+ * @return string
+ */
function anchor($uri = '', $title = '', $attributes = '')
{
$title = (string) $title;
if ( ! is_array($uri))
{
- $site_url = ( ! preg_match('!^\w+://! i', $uri)) ? site_url($uri) : $uri;
+ $site_url = preg_match('!^\w+://! i', $uri) ? $uri : site_url($uri);
}
else
{
$site_url = site_url($uri);
}
- if ($title == '')
+ if ($title === '')
{
$title = $site_url;
}
- if ($attributes != '')
+ if ($attributes !== '')
{
$attributes = _parse_attributes($attributes);
}
@@ -169,139 +174,137 @@ if ( ! function_exists('anchor'))
// ------------------------------------------------------------------------
-/**
- * Anchor Link - Pop-up version
- *
- * Creates an anchor based on the local URL. The link
- * opens a new window based on the attributes specified.
- *
- * @access public
- * @param string the URL
- * @param string the link title
- * @param mixed any attributes
- * @return string
- */
if ( ! function_exists('anchor_popup'))
{
+ /**
+ * Anchor Link - Pop-up version
+ *
+ * Creates an anchor based on the local URL. The link
+ * opens a new window based on the attributes specified.
+ *
+ * @param string the URL
+ * @param string the link title
+ * @param mixed any attributes
+ * @return string
+ */
function anchor_popup($uri = '', $title = '', $attributes = FALSE)
{
$title = (string) $title;
+ $site_url = preg_match('!^\w+://! i', $uri) ? $uri : site_url($uri);
- $site_url = ( ! preg_match('!^\w+://! i', $uri)) ? site_url($uri) : $uri;
-
- if ($title == '')
+ if ($title === '')
{
$title = $site_url;
}
if ($attributes === FALSE)
{
- return "<a href='javascript:void(0);' onclick=\"window.open('".$site_url."', '_blank');\">".$title."</a>";
+ return '<a href="'.$site_url.'" onclick="window.open(\''.$site_url."', '_blank'); return false;\">".$title.'</a>';
}
if ( ! is_array($attributes))
{
- $attributes = array();
- }
+ $attributes = array($attributes);
- foreach (array('width' => '800', 'height' => '600', 'scrollbars' => 'yes', 'status' => 'yes', 'resizable' => 'yes', 'screenx' => '0', 'screeny' => '0', ) as $key => $val)
+ // Ref: http://www.w3schools.com/jsref/met_win_open.asp
+ $window_name = '_blank';
+ }
+ elseif ( ! empty($attributes['window_name']))
{
- $atts[$key] = ( ! isset($attributes[$key])) ? $val : $attributes[$key];
- unset($attributes[$key]);
+ $window_name = $attributes['window_name'];
+ unset($attributes['window_name']);
}
- if ($attributes != '')
+ foreach (array('width' => '800', 'height' => '600', 'scrollbars' => 'yes', 'status' => 'yes', 'resizable' => 'yes', 'screenx' => '0', 'screeny' => '0') as $key => $val)
{
- $attributes = _parse_attributes($attributes);
+ $atts[$key] = isset($attributes[$key]) ? $attributes[$key] : $val;
+ unset($attributes[$key]);
}
- return "<a href='javascript:void(0);' onclick=\"window.open('".$site_url."', '_blank', '"._parse_attributes($atts, TRUE)."');\"$attributes>".$title."</a>";
+ $attributes = empty($attributes) ? '' : _parse_attributes($attributes);
+
+ return '<a href="'.$site_url
+ .'" onclick="window.open(\''.$site_url."', '".$window_name."', '"._parse_attributes($atts, TRUE)."'); return false;\""
+ .$attributes.'>'.$title.'</a>';
}
}
// ------------------------------------------------------------------------
-/**
- * Mailto Link
- *
- * @access public
- * @param string the email address
- * @param string the link title
- * @param mixed any attributes
- * @return string
- */
if ( ! function_exists('mailto'))
{
+ /**
+ * Mailto Link
+ *
+ * @param string the email address
+ * @param string the link title
+ * @param mixed any attributes
+ * @return string
+ */
function mailto($email, $title = '', $attributes = '')
{
$title = (string) $title;
- if ($title == "")
+ if ($title === '')
{
$title = $email;
}
- $attributes = _parse_attributes($attributes);
-
- return '<a href="mailto:'.$email.'"'.$attributes.'>'.$title.'</a>';
+ return '<a href="mailto:'.$email.'"'._parse_attributes($attributes).'>'.$title.'</a>';
}
}
// ------------------------------------------------------------------------
-/**
- * Encoded Mailto Link
- *
- * Create a spam-protected mailto link written in Javascript
- *
- * @access public
- * @param string the email address
- * @param string the link title
- * @param mixed any attributes
- * @return string
- */
if ( ! function_exists('safe_mailto'))
{
+ /**
+ * Encoded Mailto Link
+ *
+ * Create a spam-protected mailto link written in Javascript
+ *
+ * @param string the email address
+ * @param string the link title
+ * @param mixed any attributes
+ * @return string
+ */
function safe_mailto($email, $title = '', $attributes = '')
{
$title = (string) $title;
- if ($title == "")
+ if ($title === '')
{
$title = $email;
}
- for ($i = 0; $i < 16; $i++)
- {
- $x[] = substr('<a href="mailto:', $i, 1);
- }
+ $x = str_split('<a href="mailto:', 1);
- for ($i = 0; $i < strlen($email); $i++)
+ for ($i = 0, $l = strlen($email); $i < $l; $i++)
{
- $x[] = "|".ord(substr($email, $i, 1));
+ $x[] = '|'.ord($email[$i]);
}
$x[] = '"';
- if ($attributes != '')
+ if ($attributes !== '')
{
if (is_array($attributes))
{
foreach ($attributes as $key => $val)
{
$x[] = ' '.$key.'="';
- for ($i = 0; $i < strlen($val); $i++)
+ for ($i = 0, $l = strlen($val); $i < $l; $i++)
{
- $x[] = "|".ord(substr($val, $i, 1));
+ $x[] = '|'.ord($val[$i]);
}
$x[] = '"';
}
}
else
{
- for ($i = 0; $i < strlen($attributes); $i++)
+ for ($i = 0, $l = strlen($attributes); $i < $l; $i++)
{
- $x[] = substr($attributes, $i, 1);
+ $x[] = $attributes[$i];
}
}
}
@@ -309,26 +312,28 @@ if ( ! function_exists('safe_mailto'))
$x[] = '>';
$temp = array();
- for ($i = 0; $i < strlen($title); $i++)
+ for ($i = 0, $l = strlen($title); $i < $l; $i++)
{
$ordinal = ord($title[$i]);
if ($ordinal < 128)
{
- $x[] = "|".$ordinal;
+ $x[] = '|'.$ordinal;
}
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);
- $x[] = "|".$number;
+ $number = ($count === 3)
+ ? (($temp[0] % 16) * 4096) + (($temp[1] % 64) * 64) + ($temp[2] % 64)
+ : (($temp[0] % 32) * 64) + ($temp[1] % 64);
+ $x[] = '|'.$number;
$count = 1;
$temp = array();
}
@@ -344,11 +349,10 @@ if ( ! function_exists('safe_mailto'))
//<![CDATA[
var l=new Array();
<?php
- $i = 0;
- foreach ($x as $val){ ?>l[<?php echo $i++; ?>]='<?php echo $val; ?>';<?php } ?>
+ for ($i = 0, $c = count($x); $i < $c; $i++) { ?>l[<?php echo $i; ?>]='<?php echo $x[$i]; ?>';<?php } ?>
for (var i = l.length-1; i >= 0; i=i-1){
- if (l[i].substring(0, 1) == '|') document.write("&#"+unescape(l[i].substring(1))+";");
+ if (l[i].substring(0, 1) === '|') document.write("&#"+unescape(l[i].substring(1))+";");
else document.write(unescape(l[i]));}
//]]>
</script><?php
@@ -361,67 +365,63 @@ if ( ! function_exists('safe_mailto'))
// ------------------------------------------------------------------------
-/**
- * Auto-linker
- *
- * Automatically links URL and Email addresses.
- * Note: There's a bit of extra code here to deal with
- * URLs or emails that end in a period. We'll strip these
- * off and add them after the link.
- *
- * @access public
- * @param string the string
- * @param string the type: email, url, or both
- * @param bool whether to create pop-up links
- * @return string
- */
if ( ! function_exists('auto_link'))
{
+ /**
+ * Auto-linker
+ *
+ * Automatically links URL and Email addresses.
+ * Note: There's a bit of extra code here to deal with
+ * URLs or emails that end in a period. We'll strip these
+ * off and add them after the link.
+ *
+ * @param string the string
+ * @param string the type: email, url, or both
+ * @param bool whether to create pop-up links
+ * @return string
+ */
function auto_link($str, $type = 'both', $popup = FALSE)
{
- if ($type != 'email')
+ if ($type !== 'email' && preg_match_all('#(^|\s|\(|\b)((http(s?)://)|(www\.))(\w+[^\s\)\<]+)#i', $str, $matches))
{
- if (preg_match_all("#(^|\s|\()((http(s?)://)|(www\.))(\w+[^\s\)\<]+)#i", $str, $matches))
- {
- $pop = ($popup == TRUE) ? " target=\"_blank\" " : "";
+ $pop = ($popup) ? ' target="_blank" ' : '';
- for ($i = 0; $i < count($matches['0']); $i++)
+ for ($i = 0, $c = count($matches[0]); $i < $c; $i++)
+ {
+ if (preg_match('|\.$|', $matches[6][$i]))
+ {
+ $period = '.';
+ $matches[6][$i] = substr($matches[6][$i], 0, -1);
+ }
+ else
{
$period = '';
- if (preg_match("|\.$|", $matches['6'][$i]))
- {
- $period = '.';
- $matches['6'][$i] = substr($matches['6'][$i], 0, -1);
- }
-
- $str = str_replace($matches['0'][$i],
- $matches['1'][$i].'<a href="http'.
- $matches['4'][$i].'://'.
- $matches['5'][$i].
- $matches['6'][$i].'"'.$pop.'>http'.
- $matches['4'][$i].'://'.
- $matches['5'][$i].
- $matches['6'][$i].'</a>'.
- $period, $str);
}
+
+ $str = str_replace($matches[0][$i],
+ $matches[1][$i].'<a href="http'.$matches[4][$i].'://'
+ .$matches[5][$i].$matches[6][$i].'"'.$pop.'>http'
+ .$matches[4][$i].'://'.$matches[5][$i]
+ .$matches[6][$i].'</a>'.$period,
+ $str);
}
}
- if ($type != 'url')
+ if ($type !== 'url' && preg_match_all('/([a-zA-Z0-9_\.\-\+]+)@([a-zA-Z0-9\-]+)\.([a-zA-Z0-9\-\.]*)/i', $str, $matches))
{
- if (preg_match_all("/([a-zA-Z0-9_\.\-\+]+)@([a-zA-Z0-9\-]+)\.([a-zA-Z0-9\-\.]*)/i", $str, $matches))
+ for ($i = 0, $c = count($matches); $i < $c; $i++)
{
- for ($i = 0; $i < count($matches['0']); $i++)
+ if (preg_match('|\.$|', $matches[3][$i]))
+ {
+ $period = '.';
+ $matches[3][$i] = substr($matches[3][$i], 0, -1);
+ }
+ else
{
$period = '';
- if (preg_match("|\.$|", $matches['3'][$i]))
- {
- $period = '.';
- $matches['3'][$i] = substr($matches['3'][$i], 0, -1);
- }
-
- $str = str_replace($matches['0'][$i], safe_mailto($matches['1'][$i].'@'.$matches['2'][$i].'.'.$matches['3'][$i]).$period, $str);
}
+
+ $str = str_replace($matches[0][$i], safe_mailto($matches[1][$i].'@'.$matches[2][$i].'.'.$matches[3][$i]).$period, $str);
}
}
@@ -431,20 +431,19 @@ if ( ! function_exists('auto_link'))
// ------------------------------------------------------------------------
-/**
- * Prep URL
- *
- * Simply adds the http:// part if no scheme is included
- *
- * @access public
- * @param string the URL
- * @return string
- */
if ( ! function_exists('prep_url'))
{
+ /**
+ * Prep URL
+ *
+ * Simply adds the http:// part if no scheme is included
+ *
+ * @param string the URL
+ * @return string
+ */
function prep_url($str = '')
{
- if ($str == 'http://' OR $str == '')
+ if ($str === 'http://' OR $str === '')
{
return '';
}
@@ -453,7 +452,7 @@ if ( ! function_exists('prep_url'))
if ( ! $url OR ! isset($url['scheme']))
{
- $str = 'http://'.$str;
+ return 'http://'.$str;
}
return $str;
@@ -462,49 +461,44 @@ if ( ! function_exists('prep_url'))
// ------------------------------------------------------------------------
-/**
- * Create URL Title
- *
- * Takes a "title" string as input and creates a
- * human-friendly URL string with either a dash
- * or an underscore as the word separator.
- *
- * @access public
- * @param string the string
- * @param string the separator: dash, or underscore
- * @return string
- */
if ( ! function_exists('url_title'))
{
- function url_title($str, $separator = 'dash', $lowercase = FALSE)
+ /**
+ * Create URL Title
+ *
+ * Takes a "title" string as input and creates a
+ * human-friendly URL string with a "separator" string
+ * as the word separator.
+ *
+ * @param string the string
+ * @param string the separator
+ * @param bool
+ * @return string
+ */
+ function url_title($str, $separator = '-', $lowercase = FALSE)
{
- if ($separator == 'dash')
+ if ($separator === 'dash')
{
- $search = '_';
- $replace = '-';
+ $separator = '-';
}
- else
+ elseif ($separator === 'underscore')
{
- $search = '-';
- $replace = '_';
+ $separator = '_';
}
+ $q_separator = preg_quote($separator);
+
$trans = array(
- '&\#\d+?;' => '',
- '&\S+?;' => '',
- '\s+' => $replace,
- '[^a-z0-9\-\._]' => '',
- $replace.'+' => $replace,
- $replace.'$' => $replace,
- '^'.$replace => $replace,
- '\.+$' => ''
- );
+ '&.+?;' => '',
+ '[^a-z0-9 _-]' => '',
+ '\s+' => $separator,
+ '('.$q_separator.')+' => $separator
+ );
$str = strip_tags($str);
-
foreach ($trans as $key => $val)
{
- $str = preg_replace("#".$key."#i", $val, $str);
+ $str = preg_replace('#'.$key.'#i', $val, $str);
}
if ($lowercase === TRUE)
@@ -512,38 +506,54 @@ if ( ! function_exists('url_title'))
$str = strtolower($str);
}
- return trim(trim(stripslashes($str)), $replace);
+ return trim(trim($str, $separator));
}
}
// ------------------------------------------------------------------------
-/**
- * Header Redirect
- *
- * Header redirect in two flavors
- * For very fine grained control over headers, you could use the Output
- * Library's set_header() function.
- *
- * @access public
- * @param string the URL
- * @param string the method: location or refresh
- * @return string
- */
if ( ! function_exists('redirect'))
{
- function redirect($uri = '', $method = 'location', $http_response_code = 302)
+ /**
+ * Header Redirect
+ *
+ * Header redirect in two flavors
+ * For very fine grained control over headers, you could use the Output
+ * Library's set_header() function.
+ *
+ * @param string the URL
+ * @param string the method: location or refresh
+ * @param int
+ * @return string
+ */
+ function redirect($uri = '', $method = 'auto', $code = NULL)
{
if ( ! preg_match('#^https?://#i', $uri))
{
$uri = site_url($uri);
}
- switch($method)
+ // IIS environment likely? Use 'refresh' for better compatibility
+ if (DIRECTORY_SEPARATOR !== '/' && $method === 'auto')
+ {
+ $method = 'refresh';
+ }
+ elseif ($method !== 'refresh' && (empty($code) OR ! is_numeric($code)))
+ {
+ // Reference: http://en.wikipedia.org/wiki/Post/Redirect/Get
+ $code = (isset($_SERVER['REQUEST_METHOD'], $_SERVER['SERVER_PROTOCOL'])
+ && $_SERVER['REQUEST_METHOD'] === 'POST'
+ && $_SERVER['SERVER_PROTOCOL'] === 'HTTP/1.1')
+ ? 303 : 302;
+ }
+
+ switch ($method)
{
- case 'refresh' : header("Refresh:0;url=".$uri);
+ case 'refresh':
+ header('Refresh:0;url='.$uri);
break;
- default : header("Location: ".$uri, TRUE, $http_response_code);
+ default:
+ header('Location: '.$uri, TRUE, $code);
break;
}
exit;
@@ -552,47 +562,45 @@ if ( ! function_exists('redirect'))
// ------------------------------------------------------------------------
-/**
- * Parse out the attributes
- *
- * Some of the functions use this
- *
- * @access private
- * @param array
- * @param bool
- * @return string
- */
if ( ! function_exists('_parse_attributes'))
{
+ /**
+ * Parse out the attributes
+ *
+ * Some of the functions use this
+ *
+ * @param array
+ * @param bool
+ * @return string
+ */
function _parse_attributes($attributes, $javascript = FALSE)
{
if (is_string($attributes))
{
- return ($attributes != '') ? ' '.$attributes : '';
+ return ($attributes !== '') ? ' '.$attributes : '';
}
$att = '';
foreach ($attributes as $key => $val)
{
- if ($javascript == TRUE)
+ if ($javascript === TRUE)
{
- $att .= $key . '=' . $val . ',';
+ $att .= $key.'='.$val.',';
}
else
{
- $att .= ' ' . $key . '="' . $val . '"';
+ $att .= ' '.$key.'="'.$val.'"';
}
}
- if ($javascript == TRUE AND $att != '')
+ if ($javascript === TRUE && $att !== '')
{
- $att = substr($att, 0, -1);
+ return substr($att, 0, -1);
}
return $att;
}
}
-
/* End of file url_helper.php */
/* Location: ./system/helpers/url_helper.php */ \ No newline at end of file