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 = '') { 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 .= << $id) { $r .= 'smiley_map["'.$name.'"] = "'.$id.'";'."\n"; } } } return ''; } } // ------------------------------------------------------------------------ /** * Get Clickable Smileys * * Returns an array of image tag links that can be clicked to be inserted * into a form field. * * @access public * @param string the URL to the folder containing the smiley images * @return array */ if ( ! function_exists('get_clickable_smileys')) { function get_clickable_smileys($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[] = ""; $used[$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, "", $str); } return $str; } } // ------------------------------------------------------------------------ /** * Get Smiley Array * * Fetches the config/smiley.php file * * @access private * @return mixed */ if ( ! function_exists('_get_smiley_array')) { function _get_smiley_array() { if ( ! file_exists(APPPATH.'config/smileys'.EXT)) { return FALSE; } include(APPPATH.'config/smileys'.EXT); if ( ! isset($smileys) OR ! is_array($smileys)) { return FALSE; } return $smileys; } } // ------------------------------------------------------------------------ /** * JS Insert Smiley * * Generates the javascript function needed to insert smileys into a form field * * DEPRECATED as of version 1.7.2, use smiley_js instead * * @access public * @param string form name * @param string field name * @return string */ if ( ! function_exists('js_insert_smiley')) { function js_insert_smiley($form_name = '', $form_field = '') { return << function insert_smiley(smiley) { document.{$form_name}.{$form_field}.value += " " + smiley; } EOF; } } /* End of file smiley_helper.php */ /* Location: ./system/helpers/smiley_helper.php */