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-rw-r--r--system/helpers/captcha_helper.php24
-rw-r--r--system/helpers/cookie_helper.php13
-rw-r--r--system/helpers/file_helper.php12
-rw-r--r--system/helpers/form_helper.php194
-rw-r--r--system/helpers/html_helper.php6
-rw-r--r--system/helpers/language_helper.php3
-rw-r--r--system/helpers/security_helper.php9
-rw-r--r--system/helpers/text_helper.php31
-rw-r--r--system/helpers/url_helper.php39
9 files changed, 139 insertions, 192 deletions
diff --git a/system/helpers/captcha_helper.php b/system/helpers/captcha_helper.php
index 2d2ae7751..24cd53568 100644
--- a/system/helpers/captcha_helper.php
+++ b/system/helpers/captcha_helper.php
@@ -126,9 +126,9 @@ if ( ! function_exists('create_captcha'))
// Determine angle and position
// -----------------------------------
$length = strlen($word);
- $angle = ($length >= 6) ? rand(-($length-6), ($length-6)) : 0;
- $x_axis = rand(6, (360/$length)-16);
- $y_axis = ($angle >= 0) ? rand($img_height, $img_width) : rand(6, $img_height);
+ $angle = ($length >= 6) ? mt_rand(-($length-6), ($length-6)) : 0;
+ $x_axis = mt_rand(6, (360/$length)-16);
+ $y_axis = ($angle >= 0) ? mt_rand($img_height, $img_width) : mt_rand(6, $img_height);
// Create image
// PHP.net recommends imagecreatetruecolor(), but it isn't always available
@@ -142,7 +142,7 @@ if ( ! function_exists('create_captcha'))
is_array($colors) OR $colors = $defaults['colors'];
- foreach (array_keys($default['colors']) as $key)
+ foreach (array_keys($defaults['colors']) as $key)
{
// Check for a possible missing value
is_array($colors[$key]) OR $colors[$key] = $defaults['colors'][$key];
@@ -183,13 +183,13 @@ if ( ! function_exists('create_captcha'))
if ($use_font === FALSE)
{
$font_size = 5;
- $x = rand(0, $img_width / ($length / 3));
+ $x = mt_rand(0, $img_width / ($length / 3));
$y = 0;
}
else
{
$font_size = 16;
- $x = rand(0, $img_width / ($length / 1.5));
+ $x = mt_rand(0, $img_width / ($length / 1.5));
$y = $font_size + 2;
}
@@ -197,13 +197,13 @@ if ( ! function_exists('create_captcha'))
{
if ($use_font === FALSE)
{
- $y = rand(0 , $img_height / 2);
+ $y = mt_rand(0 , $img_height / 2);
imagestring($im, $font_size, $x, $y, $word[$i], $colors['text']);
$x += ($font_size * 2);
}
else
{
- $y = rand($img_height / 2, $img_height - 3);
+ $y = mt_rand($img_height / 2, $img_height - 3);
imagettftext($im, $font_size, $angle, $x, $y, $colors['text'], $font_path, $word[$i]);
$x += $font_size;
}
@@ -215,12 +215,12 @@ if ( ! function_exists('create_captcha'))
// -----------------------------------
// Generate the image
// -----------------------------------
- $img_name = $now.'.jpg';
- ImageJPEG($im, $img_path.$img_name);
- $img = '<img src="'.$img_url.$img_name.'" style="width: '.$img_width.'; height: '.$img_height .'; border: 0;" alt=" " />';
+ $img_filename = $now.'.jpg';
+ ImageJPEG($im, $img_path.$img_filename);
+ $img = '<img src="'.$img_url.$img_filename.'" style="width: '.$img_width.'; height: '.$img_height .'; border: 0;" alt=" " />';
ImageDestroy($im);
- return array('word' => $word, 'time' => $now, 'image' => $img);
+ return array('word' => $word, 'time' => $now, 'image' => $img, 'filename' => $img_filename);
}
}
diff --git a/system/helpers/cookie_helper.php b/system/helpers/cookie_helper.php
index e5cf6b1d6..a79083a63 100644
--- a/system/helpers/cookie_helper.php
+++ b/system/helpers/cookie_helper.php
@@ -56,11 +56,10 @@ if ( ! function_exists('set_cookie'))
* @param bool true makes the cookie accessible via http(s) only (no javascript)
* @return void
*/
- function set_cookie($name = '', $value = '', $expire = '', $domain = '', $path = '/', $prefix = '', $secure = FALSE, $httponly = FALSE)
+ function set_cookie($name, $value = '', $expire = '', $domain = '', $path = '/', $prefix = '', $secure = FALSE, $httponly = FALSE)
{
// Set the config file options
- $CI =& get_instance();
- $CI->input->set_cookie($name, $value, $expire, $domain, $path, $prefix, $secure, $httponly);
+ get_instance()->input->set_cookie($name, $value, $expire, $domain, $path, $prefix, $secure, $httponly);
}
}
@@ -75,11 +74,11 @@ if ( ! function_exists('get_cookie'))
* @param bool
* @return mixed
*/
- function get_cookie($index = '', $xss_clean = FALSE)
+ function get_cookie($index, $xss_clean = NULL)
{
- $CI =& get_instance();
+ is_bool($xss_clean) OR $xss_clean = (config_item('global_xss_filtering') === TRUE);
$prefix = isset($_COOKIE[$index]) ? '' : config_item('cookie_prefix');
- return $CI->input->cookie($prefix.$index, $xss_clean);
+ return get_instance()->input->cookie($prefix.$index, $xss_clean);
}
}
@@ -96,7 +95,7 @@ if ( ! function_exists('delete_cookie'))
* @param string the cookie prefix
* @return void
*/
- function delete_cookie($name = '', $domain = '', $path = '/', $prefix = '')
+ function delete_cookie($name, $domain = '', $path = '/', $prefix = '')
{
set_cookie($name, '', '', $domain, $path, $prefix);
}
diff --git a/system/helpers/file_helper.php b/system/helpers/file_helper.php
index 4b45a62d0..0587740b1 100644
--- a/system/helpers/file_helper.php
+++ b/system/helpers/file_helper.php
@@ -79,11 +79,19 @@ if ( ! function_exists('write_file'))
}
flock($fp, LOCK_EX);
- fwrite($fp, $data);
+
+ for ($written = 0, $length = strlen($data); $written < $length; $written += $result)
+ {
+ if (($result = fwrite($fp, substr($data, $written))) === FALSE)
+ {
+ break;
+ }
+ }
+
flock($fp, LOCK_UN);
fclose($fp);
- return TRUE;
+ return is_int($result);
}
}
diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php
index 2002d4269..a3d299b0d 100644
--- a/system/helpers/form_helper.php
+++ b/system/helpers/form_helper.php
@@ -50,15 +50,10 @@ if ( ! function_exists('form_open'))
* @param array a key/value pair hidden data
* @return string
*/
- function form_open($action = '', $attributes = '', $hidden = array())
+ function form_open($action = '', $attributes = array(), $hidden = array())
{
$CI =& get_instance();
- if ($attributes === '')
- {
- $attributes = 'method="post"';
- }
-
// If an action is not a full URL then turn it into one
if ($action && strpos($action, '://') === FALSE)
{
@@ -70,10 +65,22 @@ if ( ! function_exists('form_open'))
$action = $CI->config->site_url($CI->uri->uri_string());
}
- $form = '<form action="'.$action.'"'._attributes_to_string($attributes, TRUE).">\n";
+ $attributes = _attributes_to_string($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, $CI->config->base_url()) === FALSE OR strpos($form, 'method="get"')))
+ if ($CI->config->item('csrf_protection') === TRUE && ! (strpos($action, $CI->config->base_url()) === FALSE OR stripos($form, 'method="get"')))
{
$hidden[$CI->security->get_csrf_token_name()] = $CI->security->get_csrf_hash();
}
@@ -309,7 +316,7 @@ if ( ! function_exists('form_dropdown'))
{
isset($name['options']) OR $name['options'] = array();
isset($name['selected']) OR $name['selected'] = array();
- isset($name['extra']) OR $name['extra'] = array();
+ isset($name['extra']) OR $name['extra'] = '';
return form_dropdown($name['name'], $name['options'], $name['selected'], $name['extra']);
}
@@ -322,10 +329,7 @@ if ( ! function_exists('form_dropdown'))
$selected = array($_POST[$name]);
}
- if ($extra != '')
- {
- $extra = ' '.$extra;
- }
+ $extra = _attributes_to_string($extra);
$multiple = (count($selected) > 1 && strpos($extra, 'multiple') === FALSE) ? ' multiple="multiple"' : '';
@@ -542,12 +546,12 @@ if ( ! function_exists('form_fieldset'))
* use form_fieldset_close()
*
* @param string The legend text
- * @param string Additional attributes
+ * @param array Additional attributes
* @return string
*/
function form_fieldset($legend_text = '', $attributes = array())
{
- $fieldset = '<fieldset'._attributes_to_string($attributes, FALSE).">\n";
+ $fieldset = '<fieldset'._attributes_to_string($attributes).">\n";
if ($legend_text !== '')
{
return $fieldset.'<legend>'.$legend_text."</legend>\n";
@@ -668,37 +672,33 @@ if ( ! function_exists('set_select'))
*/
function set_select($field = '', $value = '', $default = FALSE)
{
- $OBJ =& _get_validation_object();
+ $CI =& get_instance();
- if ($OBJ === FALSE)
+ if (isset($CI->form_validation) && is_object($CI->form_validation) && $CI->form_validation->has_rule($field))
{
- if ( ! isset($_POST[$field]))
- {
- if (count($_POST) === 0 && $default === TRUE)
- {
- return ' selected="selected"';
- }
- return '';
- }
-
- $field = $_POST[$field];
+ return $CI->form_validation->set_select($field, $value, $default);
+ }
+ elseif (($input = $CI->input->post($field, FALSE)) === NULL)
+ {
+ return ($default === TRUE) ? ' selected="selected"' : '';
+ }
- if (is_array($field))
+ $value = (string) $value;
+ if (is_array($input))
+ {
+ // Note: in_array('', array(0)) returns TRUE, do not use it
+ foreach ($input as &$v)
{
- if ( ! in_array($value, $field))
+ if ($value === $v)
{
- return '';
+ return ' selected="selected"';
}
}
- elseif (($field == '' OR $value == '') OR $field !== $value)
- {
- return '';
- }
- return ' selected="selected"';
+ return '';
}
- return $OBJ->set_select($field, $value, $default);
+ return ($input === $value) ? ' selected="selected"' : '';
}
}
@@ -719,37 +719,33 @@ if ( ! function_exists('set_checkbox'))
*/
function set_checkbox($field = '', $value = '', $default = FALSE)
{
- $OBJ =& _get_validation_object();
+ $CI =& get_instance();
- if ($OBJ === FALSE)
+ if (isset($CI->form_validation) && is_object($CI->form_validation) && $CI->form_validation->has_rule($field))
{
- if ( ! isset($_POST[$field]))
- {
- if (count($_POST) === 0 && $default === TRUE)
- {
- return ' checked="checked"';
- }
- return '';
- }
-
- $field = $_POST[$field];
+ return $CI->form_validation->set_checkbox($field, $value, $default);
+ }
+ elseif (($input = $CI->input->post($field, FALSE)) === NULL)
+ {
+ return ($default === TRUE) ? ' checked="checked"' : '';
+ }
- if (is_array($field))
+ $value = (string) $value;
+ if (is_array($input))
+ {
+ // Note: in_array('', array(0)) returns TRUE, do not use it
+ foreach ($input as &$v)
{
- if ( ! in_array($value, $field))
+ if ($value === $v)
{
- return '';
+ return ' checked="checked"';
}
}
- elseif (($field == '' OR $value == '') OR $field !== $value)
- {
- return '';
- }
- return ' checked="checked"';
+ return '';
}
- return $OBJ->set_checkbox($field, $value, $default);
+ return ($input === $value) ? ' checked="checked"' : '';
}
}
@@ -763,47 +759,25 @@ if ( ! function_exists('set_radio'))
* Let's you set the selected value of a radio field via info in the POST array.
* If Form Validation is active it retrieves the info from the validation class
*
- * @param string
- * @param string
- * @param bool
+ * @param string $field
+ * @param string $value
+ * @param bool $default
* @return string
*/
function set_radio($field = '', $value = '', $default = FALSE)
{
- $OBJ =& _get_validation_object();
+ $CI =& get_instance();
- if ($OBJ === FALSE)
+ if (isset($CI->form_validation) && is_object($CI->form_validation) && $CI->form_validation->has_rule($field))
{
- if ( ! isset($_POST[$field]))
- {
- if (count($_POST) === 0 && $default === TRUE)
- {
- return ' checked="checked"';
- }
- return '';
- }
-
- $field = $_POST[$field];
-
- if (is_array($field))
- {
- if ( ! in_array($value, $field))
- {
- return '';
- }
- }
- else
- {
- if (($field == '' OR $value == '') OR $field !== $value)
- {
- return '';
- }
- }
-
- return ' checked="checked"';
+ return $CI->form_validation->set_radio($field, $value, $default);
+ }
+ elseif (($input = $CI->input->post($field, FALSE)) === NULL)
+ {
+ return ($default === TRUE) ? ' checked="checked"' : '';
}
- return $OBJ->set_radio($field, $value, $default);
+ return ($input === (string) $value) ? ' checked="checked"' : '';
}
}
@@ -920,45 +894,24 @@ if ( ! function_exists('_attributes_to_string'))
* Helper function used by some of the form helpers
*
* @param mixed
- * @param bool
* @return string
*/
- function _attributes_to_string($attributes, $formtag = FALSE)
+ function _attributes_to_string($attributes)
{
- if (is_string($attributes) && strlen($attributes) > 0)
+ if (empty($attributes))
{
- if ($formtag === TRUE && strpos($attributes, 'method=') === FALSE)
- {
- $attributes .= ' method="post"';
- }
-
- if ($formtag === TRUE && strpos($attributes, 'accept-charset=') === FALSE)
- {
- $attributes .= ' accept-charset="'.strtolower(config_item('charset')).'"';
- }
-
- return ' '.$attributes;
+ return '';
}
- if (is_object($attributes) && count($attributes) > 0)
+ if (is_object($attributes))
{
$attributes = (array) $attributes;
}
- if (is_array($attributes) && ($formtag === TRUE OR count($attributes) > 0))
+ if (is_array($attributes))
{
$atts = '';
- if ( ! isset($attributes['method']) && $formtag === TRUE)
- {
- $atts .= ' method="post"';
- }
-
- if ( ! isset($attributes['accept-charset']) && $formtag === TRUE)
- {
- $atts .= ' accept-charset="'.strtolower(config_item('charset')).'"';
- }
-
foreach ($attributes as $key => $val)
{
$atts .= ' '.$key.'="'.$val.'"';
@@ -966,6 +919,13 @@ if ( ! function_exists('_attributes_to_string'))
return $atts;
}
+
+ if (is_string($attributes))
+ {
+ return ' '.$attributes;
+ }
+
+ return FALSE;
}
}
@@ -988,7 +948,7 @@ if ( ! function_exists('_get_validation_object'))
// We set this as a variable since we're returning by reference.
$return = FALSE;
- if (FALSE !== ($object = $CI->load->is_loaded('form_validation')))
+ if (FALSE !== ($object = $CI->load->is_loaded('Form_validation')))
{
if ( ! isset($CI->$object) OR ! is_object($CI->$object))
{
diff --git a/system/helpers/html_helper.php b/system/helpers/html_helper.php
index ece39584b..988eee715 100644
--- a/system/helpers/html_helper.php
+++ b/system/helpers/html_helper.php
@@ -199,15 +199,13 @@ if ( ! function_exists('img'))
{
if ($k === 'src' && strpos($v, '://') === FALSE)
{
- $CI =& get_instance();
-
if ($index_page === TRUE)
{
- $img .= ' src="'.$CI->config->site_url($v).'"';
+ $img .= ' src="'.get_instance()->config->site_url($v).'"';
}
else
{
- $img .= ' src="'.$CI->config->slash_item('base_url').$v.'"';
+ $img .= ' src="'.get_instance()->config->slash_item('base_url').$v.'"';
}
}
else
diff --git a/system/helpers/language_helper.php b/system/helpers/language_helper.php
index 4d571a71c..d7aa8e638 100644
--- a/system/helpers/language_helper.php
+++ b/system/helpers/language_helper.php
@@ -52,8 +52,7 @@ if ( ! function_exists('lang'))
*/
function lang($line, $for = '', $attributes = array())
{
- $CI =& get_instance();
- $line = $CI->lang->line($line);
+ $line = get_instance()->lang->line($line);
if ($for !== '')
{
diff --git a/system/helpers/security_helper.php b/system/helpers/security_helper.php
index 4bb94a201..7a6df5420 100644
--- a/system/helpers/security_helper.php
+++ b/system/helpers/security_helper.php
@@ -49,8 +49,7 @@ if ( ! function_exists('xss_clean'))
*/
function xss_clean($str, $is_image = FALSE)
{
- $CI =& get_instance();
- return $CI->security->xss_clean($str, $is_image);
+ return get_instance()->security->xss_clean($str, $is_image);
}
}
@@ -66,8 +65,7 @@ if ( ! function_exists('sanitize_filename'))
*/
function sanitize_filename($filename)
{
- $CI =& get_instance();
- return $CI->security->sanitize_filename($filename);
+ return get_instance()->security->sanitize_filename($filename);
}
}
@@ -107,8 +105,7 @@ if ( ! function_exists('strip_image_tags'))
*/
function strip_image_tags($str)
{
- $CI =& get_instance();
- return $CI->security->strip_image_tags($str);
+ return get_instance()->security->strip_image_tags($str);
}
}
diff --git a/system/helpers/text_helper.php b/system/helpers/text_helper.php
index b2351db95..bda844630 100644
--- a/system/helpers/text_helper.php
+++ b/system/helpers/text_helper.php
@@ -127,7 +127,7 @@ if ( ! function_exists('ascii_to_entities'))
function ascii_to_entities($str)
{
$out = '';
- for ($i = 0, $s = strlen($str), $count = 1, $temp = array(); $i < $s; $i++)
+ for ($i = 0, $s = strlen($str) - 1, $count = 1, $temp = array(); $i <= $s; $i++)
{
$ordinal = ord($str[$i]);
@@ -164,6 +164,11 @@ if ( ! function_exists('ascii_to_entities'))
$count = 1;
$temp = array();
}
+ // If this is the last iteration, just output whatever we have
+ elseif ($i === $s)
+ {
+ $out .= '&#'.implode(';', $temp).';';
+ }
}
}
@@ -329,25 +334,17 @@ if ( ! function_exists('highlight_phrase'))
*
* Highlights a phrase within a text string
*
- * @param string the text string
- * @param string the phrase you'd like to highlight
- * @param string the openging tag to precede the phrase with
- * @param string the closing tag to end the phrase with
+ * @param string $str the text string
+ * @param string $phrase the phrase you'd like to highlight
+ * @param string $tag_open the openging tag to precede the phrase with
+ * @param string $tag_close the closing tag to end the phrase with
* @return string
*/
- function highlight_phrase($str, $phrase, $tag_open = '<strong>', $tag_close = '</strong>')
+ function highlight_phrase($str, $phrase, $tag_open = '<mark>', $tag_close = '</mark>')
{
- if ($str === '')
- {
- return '';
- }
-
- if ($phrase !== '')
- {
- return preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open.'\\1'.$tag_close, $str);
- }
-
- return $str;
+ return ($str !== '' && $phrase !== '')
+ ? preg_replace('/('.preg_quote($phrase, '/').')/i', $tag_open.'\\1'.$tag_close, $str)
+ : $str;
}
}
diff --git a/system/helpers/url_helper.php b/system/helpers/url_helper.php
index fbb4a1b24..f9650cd04 100644
--- a/system/helpers/url_helper.php
+++ b/system/helpers/url_helper.php
@@ -52,14 +52,7 @@ if ( ! function_exists('site_url'))
*/
function site_url($uri = '', $protocol = NULL)
{
- $uri = get_instance()->config->site_url($uri);
-
- if (isset($protocol))
- {
- return $protocol.substr($uri, strpos($uri, '://'));
- }
-
- return $uri;
+ return get_instance()->config->site_url($uri, $protocol);
}
}
@@ -80,14 +73,7 @@ if ( ! function_exists('base_url'))
*/
function base_url($uri = '', $protocol = NULL)
{
- $uri = get_instance()->config->base_url($uri);
-
- if (isset($protocol))
- {
- return $protocol.substr($uri, strpos($uri, '://'));
- }
-
- return $uri;
+ return get_instance()->config->base_url($uri, $protocol);
}
}
@@ -123,8 +109,7 @@ if ( ! function_exists('uri_string'))
*/
function uri_string()
{
- $CI =& get_instance();
- return $CI->uri->uri_string();
+ return get_instance()->uri->uri_string();
}
}
@@ -141,8 +126,7 @@ if ( ! function_exists('index_page'))
*/
function index_page()
{
- $CI =& get_instance();
- return $CI->config->item('index_page');
+ return get_instance()->config->item('index_page');
}
}
@@ -548,11 +532,16 @@ if ( ! function_exists('redirect'))
}
elseif ($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'
- && $_SERVER['SERVER_PROTOCOL'] === 'HTTP/1.1')
- ? 303 : 302;
+ if (isset($_SERVER['SERVER_PROTOCOL'], $_SERVER['REQUEST_METHOD']) && $_SERVER['SERVER_PROTOCOL'] === 'HTTP/1.1')
+ {
+ $code = ($_SERVER['REQUEST_METHOD'] !== 'GET')
+ ? 303 // reference: http://en.wikipedia.org/wiki/Post/Redirect/Get
+ : 307;
+ }
+ else
+ {
+ $code = 302;
+ }
}
switch ($method)
generated by cgit v1.2.3-24-g4f1b (git 2.32.0) at 2024-07-13 10:34:22 +0200