Online PHP editor | refs for RI6v7

<?php class CI_Parser { /** * Left delimeter character for psuedo vars * * @var string */ public $l_delim = '{'; /** * Right delimeter character for psuedo vars * * @var string */ public $r_delim = '}'; /** * Reference to CodeIgniter instance * * @var object */ protected $CI; // -------------------------------------------------------------------- /** * Class constructor * * @return void */ public function __construct() { $this->CI =& get_instance(); } // -------------------------------------------------------------------- /** * Parse a template * * Parses pseudo-variables contained in the specified template view, * replacing them with the data in the second param * * @param string * @param array * @param bool * @return string */ public function parse($template, $data, $return = FALSE) { $template = $this->CI->load->view($template, $data, TRUE); return $this->_parse($template, $data, $return); } // -------------------------------------------------------------------- /** * Parse a String * * Parses pseudo-variables contained in the specified string, * replacing them with the data in the second param * * @param string * @param array * @param bool * @return string */ public function parse_string($template, $data, $return = FALSE) { return $this->_parse($template, $data, $return); } // -------------------------------------------------------------------- /** * Parse a template * * Parses pseudo-variables contained in the specified template, * replacing them with the data in the second param * * @param string * @param array * @param bool * @return string */ protected function _parse($template, $data, $return = FALSE) { if ($template === '') { return FALSE; } foreach ($data as $key => $val) { $template = is_array($val) ? $this->_parse_pair($key, $val, $template) : $template = $this->_parse_single($key, (string) $val, $template); } if ($return === FALSE) { $this->CI->output->append_output($template); } return $template; } // -------------------------------------------------------------------- /** * Set the left/right variable delimiters * * @param string * @param string * @return void */ public function set_delimiters($l = '{', $r = '}') { $this->l_delim = $l; $this->r_delim = $r; } // -------------------------------------------------------------------- /** * Parse a single key/value * * @param string * @param string * @param string * @return string */ protected function _parse_single($key, $val, $string) { return str_replace($this->l_delim.$key.$this->r_delim, (string) $val, $string); } // -------------------------------------------------------------------- /** * Parse a tag pair * * Parses tag pairs: {some_tag} string... {/some_tag} * * @param string * @param array * @param string * @return string */ protected function _parse_pair($variable, $data, $string) { if (FALSE === ($match = $this->_match_pair($string, $variable))) { return $string; } $str = ''; foreach ($data as $row) { $temp = $match[1]; foreach ($row as $key => $val) { $temp = is_array($val) ? $this->_parse_pair($key, $val, $temp) : $this->_parse_single($key, $val, $temp); } $str .= $temp; } return str_replace($match[0], $str, $string); } // -------------------------------------------------------------------- /** * Matches a variable pair * * @param string * @param string * @return mixed */ protected function _match_pair($string, $variable) { return preg_match('|'.preg_quote($this->l_delim).$variable.preg_quote($this->r_delim).'(.+?)'.preg_quote($this->l_delim).'/'.$variable.preg_quote($this->r_delim).'|s', $string, $match) ? $match : FALSE; } }