<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed'); /** * CodeIgniter * * An open source application development framework for PHP 5.1.6 or newer * * @package CodeIgniter * @author ExpressionEngine Dev Team * @copyright Copyright (c) 2008 - 2011, EllisLab, Inc. * @license http://codeigniter.com/user_guide/license.html * @link http://codeigniter.com * @since Version 1.0 * @filesource */ // ------------------------------------------------------------------------ /** * CodeIgniter Smiley Helpers * * @package CodeIgniter * @subpackage Helpers * @category Helpers * @author ExpressionEngine Dev Team * @link http://codeigniter.com/user_guide/helpers/smiley_helper.html */ // ------------------------------------------------------------------------ /** * Smiley Javascript * * Returns the javascript required for the smiley insertion. Optionally takes * an array of aliases to loosely couple the smiley array to the view. * * @access public * @param mixed alias name or array of alias->field_id pairs * @param string field_id if alias name was passed in * @return array */ if ( ! function_exists('smiley_js')) { function smiley_js($alias = '', $field_id = '', $inline = TRUE) { static $do_setup = TRUE; $r = ''; if ($alias != '' && ! is_array($alias)) { $alias = array($alias => $field_id); } if ($do_setup === TRUE) { $do_setup = FALSE; $m = array(); if (is_array($alias)) { foreach ($alias as $name => $id) { $m[] = '"'.$name.'" : "'.$id.'"'; } } $m = '{'.implode(',', $m).'}'; $r .= <<<EOF var smiley_map = {$m}; function insert_smiley(smiley, field_id) { var el = document.getElementById(field_id), newStart; if ( ! el && smiley_map[field_id]) { el = document.getElementById(smiley_map[field_id]); if ( ! el) return false; } el.focus(); smiley = " " + smiley; if ('selectionStart' in el) { newStart = el.selectionStart + smiley.length; el.value = el.value.substr(0, el.selectionStart) + smiley + el.value.substr(el.selectionEnd, el.value.length); el.setSelectionRange(newStart, newStart); } else if (document.selection) { document.selection.createRange().text = smiley; } } EOF; } else { if (is_array($alias)) { foreach ($alias as $name => $id) { $r .= 'smiley_map["'.$name.'"] = "'.$id.'";'."\n"; } } } if ($inline) { return '<script type="text/javascript" charset="utf-8">/*<![CDATA[ */'.$r.'// ]]></script>'; } else { return $r; } } } // ------------------------------------------------------------------------ /** * Get Clickable Smileys * * Returns an array of image tag links that can be clicked to be inserted * into a form field. * * @access public * @param string the URL to the folder containing the smiley images * @return array */ if ( ! function_exists('get_clickable_smileys')) { function get_clickable_smileys($image_url, $alias = '', $smileys = NULL) { // For backward compatibility with js_insert_smiley if (is_array($alias)) { $smileys = $alias; } if ( ! is_array($smileys)) { if (FALSE === ($smileys = _get_smiley_array())) { return $smileys; } } // Add a trailing slash to the file path if needed $image_url = rtrim($image_url, '/').'/'; $used = array(); foreach ($smileys as $key => $val) { // Keep duplicates from being used, which can happen if the // mapping array contains multiple identical replacements. For example: // :-) and :) might be replaced with the same image so both smileys // will be in the array. if (isset($used[$smileys[$key][0]])) { continue; } $link[] = "<a href=\"javascript:void(0);\" onclick=\"insert_smiley('".$key."', '".$alias."')\"><img src=\"".$image_url.$smileys[$key][0]."\" width=\"".$smileys[$key][1]."\" height=\"".$smileys[$key][2]."\" alt=\"".$smileys[$key][3]."\" style=\"border:0;\" /></a>"; $used[$smileys[$key][0]] = TRUE; } return $link; } } // ------------------------------------------------------------------------ /** * Parse Smileys * * Takes a string as input and swaps any contained smileys for the actual image * * @access public * @param string the text to be parsed * @param string the URL to the folder containing the smiley images * @return string */ if ( ! function_exists('parse_smileys')) { function parse_smileys($str = '', $image_url = '', $smileys = NULL) { if ($image_url == '') { return $str; } if ( ! is_array($smileys)) { if (FALSE === ($smileys = _get_smiley_array())) { return $str; } } // Add a trailing slash to the file path if needed $image_url = preg_replace("/(.+?)\/*$/", "\\1/", $image_url); foreach ($smileys as $key => $val) { $str = str_replace($key, "<img src=\"".$image_url.$smileys[$key][0]."\" width=\"".$smileys[$key][1]."\" height=\"".$smileys[$key][2]."\" alt=\"".$smileys[$key][3]."\" style=\"border:0;\" />", $str); } return $str; } } // ------------------------------------------------------------------------ /** * Get Smiley Array * * Fetches the config/smiley.php file * * @access private * @return mixed */ if ( ! function_exists('_get_smiley_array')) { function _get_smiley_array() { if (defined('ENVIRONMENT') AND file_exists(APPPATH.'config/'.ENVIRONMENT.'/smileys.php')) { include(APPPATH.'config/'.ENVIRONMENT.'/smileys.php'); } elseif (file_exists(APPPATH.'config/smileys.php')) { include(APPPATH.'config/smileys.php'); } if (isset($smileys) AND is_array($smileys)) { return $smileys; } return FALSE; } } // ------------------------------------------------------------------------ /** * JS Insert Smiley * * Generates the javascript function needed to insert smileys into a form field * * DEPRECATED as of version 1.7.2, use smiley_js instead * * @access public * @param string form name * @param string field name * @return string */ if ( ! function_exists('js_insert_smiley')) { function js_insert_smiley($form_name = '', $form_field = '') { return <<<EOF <script type="text/javascript"> function insert_smiley(smiley) { document.{$form_name}.{$form_field}.value += " " + smiley; } </script> EOF; } } /* End of file smiley_helper.php */ /* Location: ./system/helpers/smiley_helper.php */ SIMPAN PERUBAHAN