unset the value attribute in textarea

1 files changed, 404 insertions, 402 deletions

diff --git a/system/helpers/form_helper.php b/system/helpers/form_helper.php
index 7d594d72c..8186d4ccd 100644
--- a/system/helpers/form_helper.php
+++ b/system/helpers/form_helper.php
@@ -1,403 +1,405 @@
-<?php  if (!defined('BASEPATH')) exit('No direct script access allowed');
-/**
- * Code Igniter
- *
- * An open source application development framework for PHP 4.3.2 or newer
- *
- * @package		CodeIgniter
- * @author		Rick Ellis
- * @copyright	Copyright (c) 2006, pMachine, Inc.
- * @license		http://www.codeignitor.com/user_guide/license.html
- * @link		http://www.codeigniter.com
- * @since		Version 1.0
- * @filesource
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * Code Igniter Form Helpers
- *
- * @package		CodeIgniter
- * @subpackage	Helpers
- * @category	Helpers
- * @author		Rick Ellis
- * @link		http://www.codeigniter.com/user_guide/helpers/form_helper.html
- */
-
-// ------------------------------------------------------------------------
-
-/**
- * Form Declaration
- *
- * Creates the opening portion of the form.
- *
- * @access	public
- * @param	string	the URI segments of the form destination
- * @param	array	a key/value pair of attributes
- * @param	array	a key/value pair hidden data
- * @return	string
- */	
-function form_open($action = '', $attributes = array(), $hidden = array())
-{
-	$CI =& get_instance();
-
-	$form = '<form action="'.$CI->config->site_url($action).'"';
-	
-	if ( ! isset($attributes['method']))
-	{
-		$form .= ' method="post"';
-	}
-	
-	if (is_array($attributes) AND count($attributes) > 0)
-	{
-		foreach ($attributes as $key => $val)
-		{
-			$form .= ' '.$key.'="'.$val.'"';
-		}
-	}
-	
-	$form .= '>';
-
-	if (is_array($hidden) AND count($hidden > 0))
-	{
-		$form .= form_hidden($hidden);
-	}
-	
-	return $form;
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Form Declaration - Multipart type
- *
- * Creates the opening portion of the form, but with "multipart/form-data".
- *
- * @access	public
- * @param	string	the URI segments of the form destination
- * @param	array	a key/value pair of attributes
- * @param	array	a key/value pair hidden data
- * @return	string
- */	
-function form_open_multipart($action, $attributes = array(), $hidden = array())
-{
-	$attributes['enctype'] = 'multipart/form-data';
-	return form_open($action, $attributes, $hidden);
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Hidden Input Field
- *
- * Generates hidden fields.  You can pass a simple key/value string or an associative
- * array with multiple values.
- *
- * @access	public
- * @param	mixed
- * @param	string
- * @return	string
- */	
-function form_hidden($name, $value = '')
-{
-	if ( ! is_array($name))
-	{
-		return '<input type="hidden" name="'.$name.'" value="'.form_prep($value).'" />';
-	}
-
-	$form = '';
-	foreach ($name as $name => $value)
-	{
-		$form .= '<input type="hidden" name="'.$name.'" value="'.form_prep($value).'" />';
-	}
-	
-	return $form;
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Text Input Field
- *
- * @access	public
- * @param	mixed
- * @param	string
- * @param	string
- * @return	string
- */	
-function form_input($data = '', $value = '', $extra = '')
-{
-	$defaults = array('type' => 'text', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value, 'maxlength' => '500', 'size' => '50');
-
-	return "<input ".parse_form_attributes($data, $defaults).$extra." />\n";
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Password Field
- *
- * Identical to the input function but adds the "password" type
- *
- * @access	public
- * @param	mixed
- * @param	string
- * @param	string
- * @return	string
- */	
-function form_password($data = '', $value = '', $extra = '')
-{
-	if ( ! is_array($data))
-	{
-		$data = array('name' => $data);
-	}
-
-	$data['type'] = 'password';
-	return form_input($data, $value, $extra);
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Upload Field
- *
- * Identical to the input function but adds the "file" type
- *
- * @access	public
- * @param	mixed
- * @param	string
- * @param	string
- * @return	string
- */	
-function form_upload($data = '', $value = '', $extra = '')
-{
-	if ( ! is_array($data))
-	{
-		$data = array('name' => $data);
-	}
-
-	$data['type'] = 'file';
-	return form_input($data, $value, $extra);
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Textarea field
- *
- * @access	public
- * @param	mixed
- * @param	string
- * @param	string
- * @return	string
- */	
-function form_textarea($data = '', $value = '', $extra = '')
-{
-	$defaults = array('name' => (( ! is_array($data)) ? $data : ''), 'cols' => '90', 'rows' => '12');
-	
-	$val = (( ! is_array($data) OR ! isset($data['value'])) ? $value : $data['value']);
-		
-	return "<textarea ".parse_form_attributes($data, $defaults).$extra.">".$val."</textarea>\n";
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Drop-down Menu
- *
- * @access	public
- * @param	string
- * @param	array
- * @param	string
- * @param	string
- * @return	string
- */	
-function form_dropdown($name = '', $options = array(), $selected = '', $extra = '')
-{
-	if ($extra != '') $extra = ' '.$extra;
-		
-	$form = '<select name="'.$name.'"'.$extra.">\n";
-	
-	foreach ($options as $key => $val)
-	{
-		$sel = ($selected != $key) ? '' : ' selected="selected"';
-		
-		$form .= '<option value="'.$key.'"'.$sel.'>'.$val."</option>\n";
-	}
-
-	$form .= '</select>';
-	
-	return $form;
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Checkbox Field
- *
- * @access	public
- * @param	mixed
- * @param	string
- * @param	bool
- * @param	string
- * @return	string
- */	
-function form_checkbox($data = '', $value = '', $checked = TRUE, $extra = '')
-{
-	$defaults = array('type' => 'checkbox', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value);
-	
-	if (is_array($data) AND array_key_exists('checked', $data))
-	{
-		$checked = $data['checked'];
-		
-		if ($checked == FALSE)
-			unset($data['checked']);
-	}
-	
-	if ($checked == TRUE)
-		$defaults['checked'] = 'checked';
-	else
-		unset($defaults['checked']);
-
-	return "<input ".parse_form_attributes($data, $defaults).$extra." />\n";
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Radio Button
- *
- * @access	public
- * @param	mixed
- * @param	string
- * @param	bool
- * @param	string
- * @return	string
- */	
-function form_radio($data = '', $value = '', $checked = TRUE, $extra = '')
-{
-	if ( ! is_array($data))
-	{	
-		$data = array('name' => $data);
-	}
-
-	$data['type'] = 'radio';
-	return form_checkbox($data, $value, $checked, $extra);
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Submit Button
- *
- * @access	public
- * @param	mixed
- * @param	string
- * @param	string
- * @return	string
- */	
-function form_submit($data = '', $value = '', $extra = '')
-{
-	$defaults = array('type' => 'submit', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value);
-
-	return "<input ".parse_form_attributes($data, $defaults).$extra." />\n";
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Form Close Tag
- *
- * @access	public
- * @param	string
- * @return	string
- */	
-function form_close($extra = '')
-{
-	return "</form>\n".$extra;
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Form Prep
- *
- * Formats text so that it can be safely placed in a form field in the event it has HTML tags.
- *
- * @access	public
- * @param	string
- * @return	string
- */	
-function form_prep($str = '')
-{
-	if ($str === '')
-	{
-		return '';
-	}
-
-	$temp = '__TEMP_AMPERSANDS__';
-	
-	// Replace entities to temporary markers so that 
-	// htmlspecialchars won't mess them up
-	$str = preg_replace("/&#(\d+);/", "$temp\\1;", $str);
-	$str = preg_replace("/&(\w+);/",  "$temp\\1;", $str);
-
-	$str = htmlspecialchars($str);
-
-	// In case htmlspecialchars misses these.
-	$str = str_replace(array("'", '"'), array("&#39;", "&quot;"), $str);	
-	
-	// Decode the temp markers back to entities
-	$str = preg_replace("/$temp(\d+);/","&#\\1;",$str);
-	$str = preg_replace("/$temp(\w+);/","&\\1;",$str);	
-	
-	return $str;	
-}
-	
-// ------------------------------------------------------------------------
-
-/**
- * Parse the form attributes
- *
- * Helper function used by some of the form helpers
- *
- * @access	private
- * @param	array
- * @param	array
- * @return	string
- */	
-function parse_form_attributes($attributes, $default)
-{
-	if (is_array($attributes))
-	{
-		foreach ($default as $key => $val)
-		{
-			if (isset($attributes[$key]))
-			{
-				$default[$key] = $attributes[$key];
-				unset($attributes[$key]);
-			}
-		}
-		
-		if (count($attributes) > 0)
-		{	
-			$default = array_merge($default, $attributes);
-		}
-	}
-	
-	$att = '';
-	foreach ($default as $key => $val)
-	{
-		if ($key == 'value')
-		{
-			$val = form_prep($val);
-		}
-	
-		$att .= $key . '="' . $val . '" ';
-	}
-
-	return $att;
-}
-
+<?php  if (!defined('BASEPATH')) exit('No direct script access allowed');

+/**

+ * Code Igniter

+ *

+ * An open source application development framework for PHP 4.3.2 or newer

+ *

+ * @package		CodeIgniter

+ * @author		Rick Ellis

+ * @copyright	Copyright (c) 2006, pMachine, Inc.

+ * @license		http://www.codeignitor.com/user_guide/license.html

+ * @link		http://www.codeigniter.com

+ * @since		Version 1.0

+ * @filesource

+ */

+

+// ------------------------------------------------------------------------

+

+/**

+ * Code Igniter Form Helpers

+ *

+ * @package		CodeIgniter

+ * @subpackage	Helpers

+ * @category	Helpers

+ * @author		Rick Ellis

+ * @link		http://www.codeigniter.com/user_guide/helpers/form_helper.html

+ */

+

+// ------------------------------------------------------------------------

+

+/**

+ * Form Declaration

+ *

+ * Creates the opening portion of the form.

+ *

+ * @access	public

+ * @param	string	the URI segments of the form destination

+ * @param	array	a key/value pair of attributes

+ * @param	array	a key/value pair hidden data

+ * @return	string

+ */	

+function form_open($action = '', $attributes = array(), $hidden = array())

+{

+	$CI =& get_instance();

+

+	$form = '<form action="'.$CI->config->site_url($action).'"';

+	

+	if ( ! isset($attributes['method']))

+	{

+		$form .= ' method="post"';

+	}

+	

+	if (is_array($attributes) AND count($attributes) > 0)

+	{

+		foreach ($attributes as $key => $val)

+		{

+			$form .= ' '.$key.'="'.$val.'"';

+		}

+	}

+	

+	$form .= '>';

+

+	if (is_array($hidden) AND count($hidden > 0))

+	{

+		$form .= form_hidden($hidden);

+	}

+	

+	return $form;

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Form Declaration - Multipart type

+ *

+ * Creates the opening portion of the form, but with "multipart/form-data".

+ *

+ * @access	public

+ * @param	string	the URI segments of the form destination

+ * @param	array	a key/value pair of attributes

+ * @param	array	a key/value pair hidden data

+ * @return	string

+ */	

+function form_open_multipart($action, $attributes = array(), $hidden = array())

+{

+	$attributes['enctype'] = 'multipart/form-data';

+	return form_open($action, $attributes, $hidden);

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Hidden Input Field

+ *

+ * Generates hidden fields.  You can pass a simple key/value string or an associative

+ * array with multiple values.

+ *

+ * @access	public

+ * @param	mixed

+ * @param	string

+ * @return	string

+ */	

+function form_hidden($name, $value = '')

+{

+	if ( ! is_array($name))

+	{

+		return '<input type="hidden" name="'.$name.'" value="'.form_prep($value).'" />';

+	}

+

+	$form = '';

+	foreach ($name as $name => $value)

+	{

+		$form .= '<input type="hidden" name="'.$name.'" value="'.form_prep($value).'" />';

+	}

+	

+	return $form;

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Text Input Field

+ *

+ * @access	public

+ * @param	mixed

+ * @param	string

+ * @param	string

+ * @return	string

+ */	

+function form_input($data = '', $value = '', $extra = '')

+{

+	$defaults = array('type' => 'text', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value, 'maxlength' => '500', 'size' => '50');

+

+	return "<input ".parse_form_attributes($data, $defaults).$extra." />\n";

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Password Field

+ *

+ * Identical to the input function but adds the "password" type

+ *

+ * @access	public

+ * @param	mixed

+ * @param	string

+ * @param	string

+ * @return	string

+ */	

+function form_password($data = '', $value = '', $extra = '')

+{

+	if ( ! is_array($data))

+	{

+		$data = array('name' => $data);

+	}

+

+	$data['type'] = 'password';

+	return form_input($data, $value, $extra);

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Upload Field

+ *

+ * Identical to the input function but adds the "file" type

+ *

+ * @access	public

+ * @param	mixed

+ * @param	string

+ * @param	string

+ * @return	string

+ */	

+function form_upload($data = '', $value = '', $extra = '')

+{

+	if ( ! is_array($data))

+	{

+		$data = array('name' => $data);

+	}

+

+	$data['type'] = 'file';

+	return form_input($data, $value, $extra);

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Textarea field

+ *

+ * @access	public

+ * @param	mixed

+ * @param	string

+ * @param	string

+ * @return	string

+ */	

+function form_textarea($data = '', $value = '', $extra = '')

+{

+	$defaults = array('name' => (( ! is_array($data)) ? $data : ''), 'cols' => '90', 'rows' => '12');

+	

+	$val = (( ! is_array($data) OR ! isset($data['value'])) ? $value : $data['value']);

+

+	unset ($data['value']); // textareas don't use the value attribute

+		

+	return "<textarea ".parse_form_attributes($data, $defaults).$extra.">".$val."</textarea>\n";

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Drop-down Menu

+ *

+ * @access	public

+ * @param	string

+ * @param	array

+ * @param	string

+ * @param	string

+ * @return	string

+ */	

+function form_dropdown($name = '', $options = array(), $selected = '', $extra = '')

+{

+	if ($extra != '') $extra = ' '.$extra;

+		

+	$form = '<select name="'.$name.'"'.$extra.">\n";

+	

+	foreach ($options as $key => $val)

+	{

+		$sel = ($selected != $key) ? '' : ' selected="selected"';

+		

+		$form .= '<option value="'.$key.'"'.$sel.'>'.$val."</option>\n";

+	}

+

+	$form .= '</select>';

+	

+	return $form;

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Checkbox Field

+ *

+ * @access	public

+ * @param	mixed

+ * @param	string

+ * @param	bool

+ * @param	string

+ * @return	string

+ */	

+function form_checkbox($data = '', $value = '', $checked = TRUE, $extra = '')

+{

+	$defaults = array('type' => 'checkbox', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value);

+	

+	if (is_array($data) AND array_key_exists('checked', $data))

+	{

+		$checked = $data['checked'];

+		

+		if ($checked == FALSE)

+			unset($data['checked']);

+	}

+	

+	if ($checked == TRUE)

+		$defaults['checked'] = 'checked';

+	else

+		unset($defaults['checked']);

+

+	return "<input ".parse_form_attributes($data, $defaults).$extra." />\n";

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Radio Button

+ *

+ * @access	public

+ * @param	mixed

+ * @param	string

+ * @param	bool

+ * @param	string

+ * @return	string

+ */	

+function form_radio($data = '', $value = '', $checked = TRUE, $extra = '')

+{

+	if ( ! is_array($data))

+	{	

+		$data = array('name' => $data);

+	}

+

+	$data['type'] = 'radio';

+	return form_checkbox($data, $value, $checked, $extra);

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Submit Button

+ *

+ * @access	public

+ * @param	mixed

+ * @param	string

+ * @param	string

+ * @return	string

+ */	

+function form_submit($data = '', $value = '', $extra = '')

+{

+	$defaults = array('type' => 'submit', 'name' => (( ! is_array($data)) ? $data : ''), 'value' => $value);

+

+	return "<input ".parse_form_attributes($data, $defaults).$extra." />\n";

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Form Close Tag

+ *

+ * @access	public

+ * @param	string

+ * @return	string

+ */	

+function form_close($extra = '')

+{

+	return "</form>\n".$extra;

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Form Prep

+ *

+ * Formats text so that it can be safely placed in a form field in the event it has HTML tags.

+ *

+ * @access	public

+ * @param	string

+ * @return	string

+ */	

+function form_prep($str = '')

+{

+	if ($str === '')

+	{

+		return '';

+	}

+

+	$temp = '__TEMP_AMPERSANDS__';

+	

+	// Replace entities to temporary markers so that 

+	// htmlspecialchars won't mess them up

+	$str = preg_replace("/&#(\d+);/", "$temp\\1;", $str);

+	$str = preg_replace("/&(\w+);/",  "$temp\\1;", $str);

+

+	$str = htmlspecialchars($str);

+

+	// In case htmlspecialchars misses these.

+	$str = str_replace(array("'", '"'), array("&#39;", "&quot;"), $str);	

+	

+	// Decode the temp markers back to entities

+	$str = preg_replace("/$temp(\d+);/","&#\\1;",$str);

+	$str = preg_replace("/$temp(\w+);/","&\\1;",$str);	

+	

+	return $str;	

+}

+	

+// ------------------------------------------------------------------------

+

+/**

+ * Parse the form attributes

+ *

+ * Helper function used by some of the form helpers

+ *

+ * @access	private

+ * @param	array

+ * @param	array

+ * @return	string

+ */	

+function parse_form_attributes($attributes, $default)

+{

+	if (is_array($attributes))

+	{

+		foreach ($default as $key => $val)

+		{

+			if (isset($attributes[$key]))

+			{

+				$default[$key] = $attributes[$key];

+				unset($attributes[$key]);

+			}

+		}

+		

+		if (count($attributes) > 0)

+		{	

+			$default = array_merge($default, $attributes);

+		}

+	}

+	

+	$att = '';

+	foreach ($default as $key => $val)

+	{

+		if ($key == 'value')

+		{

+			$val = form_prep($val);

+		}

+	

+		$att .= $key . '="' . $val . '" ';

+	}

+

+	return $att;

+}

+

 ?>
\ No newline at end of file