diff options
Diffstat (limited to 'system/helpers/form_helper.php')
-rw-r--r-- | system/helpers/form_helper.php | 806 |
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("'", """), $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("'", """), $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 |