provide syntax based [colour] highlighting on code blocks for popular languages. I'm not happy with the line height on the list elements but couldn't see where this was defaulted. This uses the syntax [code=xxx]some code snippet[/code], where xxx represents a code/language style - with about 18 builtins.

1 files changed, 200 insertions, 0 deletions

diff --git a/library/Text_Highlighter/Text/Highlighter/Renderer/Array.php b/library/Text_Highlighter/Text/Highlighter/Renderer/Array.php
new file mode 100644
index 000000000..fd238a4d1
--- /dev/null
+++ b/library/Text_Highlighter/Text/Highlighter/Renderer/Array.php
@@ -0,0 +1,200 @@
+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
+/**
+ * Array renderer.
+ *
+ * Produces an array that contains class names and content pairs.
+ * The array can be enumerated or associative. Associative means
+ * <code>class =&gt; content</code> pairs.
+ * Based on the HTML renderer by Andrey Demenev.
+ *
+ * LICENSE: This source file is subject to version 3.0 of the PHP license
+ * that is available through the world-wide-web at the following URI:
+ * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
+ * the PHP License and are unable to obtain it through the web, please
+ * send a note to license@php.net so we can mail you a copy immediately.
+ *
+ * @category   Text
+ * @package    Text_Highlighter
+ * @author     Stoyan Stefanov <ssttoo@gmail.com>
+ * @copyright  2006 Stoyan Stefanov
+ * @license    http://www.php.net/license/3_0.txt  PHP License
+ * @version    CVS: $Id$
+ * @link       http://pear.php.net/package/Text_Highlighter
+ */
+
+/**
+ * @ignore
+ */
+
+require_once 'Text/Highlighter/Renderer.php';
+
+/**
+ * Array renderer, based on Andrey Demenev's HTML renderer.
+ *
+ * In addition to the options supported by the HTML renderer,
+ * the following options were also introduced:
+ * <ul><li>htmlspecialchars - whether or not htmlspecialchars() will
+ *                            be called on the content, default TRUE</li>
+ *     <li>enumerated - type of array produced, default FALSE,
+ *                            meaning associative array</li>
+ * </ul>
+ *
+ *
+ * @author     Stoyan Stefanov <ssttoo@gmail.com>
+ * @category   Text
+ * @package    Text_Highlighter
+ * @copyright  2006 Stoyan Stefanov
+ * @license    http://www.php.net/license/3_0.txt  PHP License
+ * @version    Release: 0.5.0
+ * @link       http://pear.php.net/package/Text_Highlighter
+ */
+
+class Text_Highlighter_Renderer_Array extends Text_Highlighter_Renderer
+{
+
+    /**#@+
+     * @access private
+     */
+
+    /**
+     * Tab size
+     *
+     * @var integer
+     */
+    var $_tabsize = 4;
+
+    /**
+     * Should htmlentities() will be called
+     *
+     * @var boolean
+     */
+    var $_htmlspecialchars = true;
+
+    /**
+     * Enumerated or associative array
+     *
+     * @var integer
+     */
+    var $_enumerated = false;
+
+    /**
+     * Array containing highlighting rules
+     *
+     * @var array
+     */
+    var $_output = array();
+
+    /**#@-*/
+
+    /**
+     * Preprocesses code
+     *
+     * @access public
+     *
+     * @param  string $str Code to preprocess
+     * @return string Preprocessed code
+     */
+    function preprocess($str)
+    {
+        // normalize whitespace and tabs
+        $str = str_replace("\r\n","\n", $str);
+        $str = str_replace("\r","\n", $str);
+        // some browsers refuse to display empty lines
+        $str = preg_replace('~^$~m'," ", $str);
+        $str = str_replace("\t",str_repeat(' ', $this->_tabsize), $str);
+        return rtrim($str);
+    }
+
+
+    /**
+     * Resets renderer state
+     *
+     * Descendents of Text_Highlighter call this method from the constructor,
+     * passing $options they get as parameter.
+     *
+     * @access protected
+     */
+    function reset()
+    {
+        $this->_output = array();
+        $this->_lastClass = 'default';
+        if (isset($this->_options['tabsize'])) {
+            $this->_tabsize = $this->_options['tabsize'];
+        }
+        if (isset($this->_options['htmlspecialchars'])) {
+            $this->_htmlspecialchars = $this->_options['htmlspecialchars'];
+        }
+        if (isset($this->_options['enumerated'])) {
+            $this->_enumerated = $this->_options['enumerated'];
+        }
+    }
+
+
+
+    /**
+     * Accepts next token
+     *
+     * @abstract
+     * @access public
+     * @param  string $class   Token class
+     * @param  string $content Token content
+     */
+    function acceptToken($class, $content)
+    {
+
+
+        $theClass = $this->_getFullClassName($class);
+        if ($this->_htmlspecialchars) {
+            $content = htmlspecialchars($content);
+        }
+        if ($this->_enumerated) {
+            $this->_output[] = array($class, $content);
+        } else {
+            $this->_output[][$class] = $content;
+        }
+        $this->_lastClass = $class;
+
+    }
+
+
+    /**
+     * Given a CSS class name, returns the class name
+     * with language name prepended, if necessary
+     *
+     * @access private
+     *
+     * @param  string $class   Token class
+     */
+    function _getFullClassName($class)
+    {
+        if (!empty($this->_options['use_language'])) {
+            $theClass = $this->_language . '-' . $class;
+        } else {
+            $theClass = $class;
+        }
+        return $theClass;
+    }
+
+    /**
+     * Get generated output
+     *
+     * @abstract
+     * @return array Highlighted code as an array
+     * @access public
+     */
+    function getOutput()
+    {
+        return $this->_output;
+    }
+}
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * c-hanging-comment-ender-p: nil
+ * End:
+ */
+
+?>
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