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authorFlorian Pritz <bluewind@xssn.at>2010-02-06 23:14:56 +0100
committerFlorian Pritz <bluewind@xssn.at>2010-02-06 23:31:27 +0100
commit9e9d77b4072de4f8c73e8bbade07a8f27734e4bd (patch)
treea5d709254968fed8f3acdb9eec68fde2faa14b94 /system/libraries/Parser.php
Initial commit
Signed-off-by: Florian Pritz <bluewind@xssn.at>
Diffstat (limited to 'system/libraries/Parser.php')
-rw-r--r--system/libraries/Parser.php173
1 files changed, 173 insertions, 0 deletions
diff --git a/system/libraries/Parser.php b/system/libraries/Parser.php
new file mode 100644
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+++ b/system/libraries/Parser.php
@@ -0,0 +1,173 @@
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
+/**
+ * CodeIgniter
+ *
+ * An open source application development framework for PHP 4.3.2 or newer
+ *
+ * @package CodeIgniter
+ * @author ExpressionEngine Dev Team
+ * @copyright Copyright (c) 2008 - 2009, EllisLab, Inc.
+ * @license http://codeigniter.com/user_guide/license.html
+ * @link http://codeigniter.com
+ * @since Version 1.0
+ * @filesource
+ */
+
+// ------------------------------------------------------------------------
+
+/**
+ * Parser Class
+ *
+ * @package CodeIgniter
+ * @subpackage Libraries
+ * @category Parser
+ * @author ExpressionEngine Dev Team
+ * @link http://codeigniter.com/user_guide/libraries/parser.html
+ */
+class CI_Parser {
+
+ var $l_delim = '{';
+ var $r_delim = '}';
+ var $object;
+
+ /**
+ * Parse a template
+ *
+ * Parses pseudo-variables contained in the specified template,
+ * replacing them with the data in the second param
+ *
+ * @access public
+ * @param string
+ * @param array
+ * @param bool
+ * @return string
+ */
+ function parse($template, $data, $return = FALSE)
+ {
+ $CI =& get_instance();
+ $template = $CI->load->view($template, $data, TRUE);
+
+ if ($template == '')
+ {
+ return FALSE;
+ }
+
+ foreach ($data as $key => $val)
+ {
+ if (is_array($val))
+ {
+ $template = $this->_parse_pair($key, $val, $template);
+ }
+ else
+ {
+ $template = $this->_parse_single($key, (string)$val, $template);
+ }
+ }
+
+ if ($return == FALSE)
+ {
+ $CI->output->append_output($template);
+ }
+
+ return $template;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Set the left/right variable delimiters
+ *
+ * @access public
+ * @param string
+ * @param string
+ * @return void
+ */
+ function set_delimiters($l = '{', $r = '}')
+ {
+ $this->l_delim = $l;
+ $this->r_delim = $r;
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Parse a single key/value
+ *
+ * @access private
+ * @param string
+ * @param string
+ * @param string
+ * @return string
+ */
+ function _parse_single($key, $val, $string)
+ {
+ return str_replace($this->l_delim.$key.$this->r_delim, $val, $string);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Parse a tag pair
+ *
+ * Parses tag pairs: {some_tag} string... {/some_tag}
+ *
+ * @access private
+ * @param string
+ * @param array
+ * @param string
+ * @return string
+ */
+ function _parse_pair($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 => $val)
+ {
+ if ( ! is_array($val))
+ {
+ $temp = $this->_parse_single($key, $val, $temp);
+ }
+ else
+ {
+ $temp = $this->_parse_pair($key, $val, $temp);
+ }
+ }
+
+ $str .= $temp;
+ }
+
+ return str_replace($match['0'], $str, $string);
+ }
+
+ // --------------------------------------------------------------------
+
+ /**
+ * Matches a variable pair
+ *
+ * @access private
+ * @param string
+ * @param string
+ * @return mixed
+ */
+ function _match_pair($string, $variable)
+ {
+ if ( ! preg_match("|".$this->l_delim . $variable . $this->r_delim."(.+?)".$this->l_delim . '/' . $variable . $this->r_delim."|s", $string, $match))
+ {
+ return FALSE;
+ }
+
+ return $match;
+ }
+
+}
+// END Parser Class
+
+/* End of file Parser.php */
+/* Location: ./system/libraries/Parser.php */ \ No newline at end of file