<?php
/**
* CodeIgniter
*
* An open source application development framework for PHP
*
* This content is released under the MIT License (MIT)
*
* Copyright (c) 2014 - 2015, 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. (http://ellislab.com/)
* @copyright Copyright (c) 2014 - 2015, British Columbia Institute of Technology (http://bcit.ca/)
* @license http://opensource.org/licenses/MIT MIT License
* @link http://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 http://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;
}
}
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