<?php 
/** 
 * CodeIgniter 
 * 
 * An open source application development framework for PHP 
 * 
 * This content is released under the MIT License (MIT) 
 * 
 * Copyright (c) 2014 - 2017, British Columbia Institute of Technology 
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy 
 * of this software and associated documentation files (the "Software"), to deal 
 * in the Software without restriction, including without limitation the rights 
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 
 * copies of the Software, and to permit persons to whom the Software is 
 * furnished to do so, subject to the following conditions: 
 * 
 * The above copyright notice and this permission notice shall be included in 
 * all copies or substantial portions of the Software. 
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 
 * THE SOFTWARE. 
 * 
 * @package    CodeIgniter 
 * @author    EllisLab Dev Team 
 * @copyright    Copyright (c) 2008 - 2014, EllisLab, Inc. (https://ellislab.com/) 
 * @copyright    Copyright (c) 2014 - 2017, British Columbia Institute of Technology (http://bcit.ca/) 
 * @license    http://opensource.org/licenses/MIT    MIT License 
 * @link    https://codeigniter.com 
 * @since    Version 1.0.0 
 * @filesource 
 */ 
defined('BASEPATH') OR exit('No direct script access allowed'); 
 
/** 
 * CodeIgniter Smiley Helpers 
 * 
 * @package        CodeIgniter 
 * @subpackage    Helpers 
 * @category    Helpers 
 * @author        EllisLab Dev Team 
 * @link        https://codeigniter.com/user_guide/helpers/smiley_helper.html 
 * @deprecated    3.0.0    This helper is too specific for CI. 
 */ 
 
// ------------------------------------------------------------------------ 
 
if ( ! function_exists('smiley_js')) 
{ 
    /** 
     * 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. 
     * 
     * @param    mixed    alias name or array of alias->field_id pairs 
     * @param    string    field_id if alias name was passed in 
     * @param    bool 
     * @return    array 
     */ 
    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; 
        } 
        elseif (is_array($alias)) 
        { 
            foreach ($alias as $name => $id) 
            { 
                $r .= 'smiley_map["'.$name.'"] = "'.$id."\";\n"; 
            } 
        } 
 
        return ($inline) 
            ? '<script type="text/javascript" charset="utf-8">/*<![CDATA[ */'.$r.'// ]]></script>' 
            : $r; 
    } 
} 
 
// ------------------------------------------------------------------------ 
 
if ( ! function_exists('get_clickable_smileys')) 
{ 
    /** 
     * Get Clickable Smileys 
     * 
     * Returns an array of image tag links that can be clicked to be inserted 
     * into a form field. 
     * 
     * @param    string    the URL to the folder containing the smiley images 
     * @param    array 
     * @return    array 
     */ 
    function get_clickable_smileys($image_url, $alias = '') 
    { 
        // For backward compatibility with js_insert_smiley 
        if (is_array($alias)) 
        { 
            $smileys = $alias; 
        } 
        elseif (FALSE === ($smileys = _get_smiley_array())) 
        { 
            return FALSE; 
        } 
 
        // 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].'" alt="'.$smileys[$key][3].'" style="width: '.$smileys[$key][1].'; height: '.$smileys[$key][2].'; border: 0;" /></a>'; 
            $used[$smileys[$key][0]] = TRUE; 
        } 
 
        return $link; 
    } 
} 
 
// ------------------------------------------------------------------------ 
 
if ( ! function_exists('parse_smileys')) 
{ 
    /** 
     * Parse Smileys 
     * 
     * Takes a string as input and swaps any contained smileys for the actual image 
     * 
     * @param    string    the text to be parsed 
     * @param    string    the URL to the folder containing the smiley images 
     * @param    array 
     * @return    string 
     */ 
    function parse_smileys($str = '', $image_url = '', $smileys = NULL) 
    { 
        if ($image_url === '' OR ( ! is_array($smileys) && FALSE === ($smileys = _get_smiley_array()))) 
        { 
            return $str; 
        } 
 
        // Add a trailing slash to the file path if needed 
        $image_url = rtrim($image_url, '/').'/'; 
 
        foreach ($smileys as $key => $val) 
        { 
            $str = str_replace($key, '<img src="'.$image_url.$smileys[$key][0].'" alt="'.$smileys[$key][3].'" style="width: '.$smileys[$key][1].'; height: '.$smileys[$key][2].'; border: 0;" />', $str); 
        } 
 
        return $str; 
    } 
} 
 
// ------------------------------------------------------------------------ 
 
if ( ! function_exists('_get_smiley_array')) 
{ 
    /** 
     * Get Smiley Array 
     * 
     * Fetches the config/smiley.php file 
     * 
     * @return    mixed 
     */ 
    function _get_smiley_array() 
    { 
        static $_smileys; 
 
        if ( ! is_array($_smileys)) 
        { 
            if (file_exists(APPPATH.'config/smileys.php')) 
            { 
                include(APPPATH.'config/smileys.php'); 
            } 
 
            if (file_exists(APPPATH.'config/'.ENVIRONMENT.'/smileys.php')) 
            { 
                include(APPPATH.'config/'.ENVIRONMENT.'/smileys.php'); 
            } 
 
            if (empty($smileys) OR ! is_array($smileys)) 
            { 
                $_smileys = array(); 
                return FALSE; 
            } 
 
            $_smileys = $smileys; 
        } 
 
        return $_smileys; 
    } 
} 
 
 |