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, 208 insertions, 0 deletions

diff --git a/library/Text_Highlighter/Text/Highlighter/Renderer/Console.php b/library/Text_Highlighter/Text/Highlighter/Renderer/Console.php
new file mode 100644
index 000000000..d7b1fba88
--- /dev/null
+++ b/library/Text_Highlighter/Text/Highlighter/Renderer/Console.php
@@ -0,0 +1,208 @@
+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
+/**
+ * Console renderer
+ *
+ * PHP versions 4 and 5
+ *
+ * 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     Andrey Demenev <demenev@gmail.com>
+ * @copyright  2004-2006 Andrey Demenev
+ * @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';
+
+define ('HL_CONSOLE_DEFCOLOR', "\033[0m");
+
+/**
+ * Console renderer
+ *
+ * Suitable for displaying text on color-capable terminals, directly
+ * or trough less -r
+ *
+ * Elements of $options argument of constructor (each being optional):
+ *
+ * - 'numbers' - whether to add line numbers
+ * - 'tabsize' - Tab size
+ * - 'colors'  - additional colors
+ *
+ * @author Andrey Demenev <demenev@gmail.com>
+ * @category   Text
+ * @package    Text_Highlighter
+ * @copyright  2004-2006 Andrey Demenev
+ * @license    http://www.php.net/license/3_0.txt  PHP License
+ * @version    Release: @package_version@
+ * @link       http://pear.php.net/package/Text_Highlighter
+ */
+
+class Text_Highlighter_Renderer_Console extends Text_Highlighter_Renderer
+{
+
+    /**#@+
+     * @access private
+     */
+
+    /**
+     * class of last outputted text chunk
+     *
+     * @var string
+     */
+    var $_lastClass;
+
+    /**
+     * Line numbering
+     *
+     * @var boolean
+     */
+    var $_numbers = false;
+
+    /**
+     * Tab size
+     *
+     * @var integer
+     */
+    var $_tabsize = 4;
+
+    /**
+     * Highlighted code
+     *
+     * @var string
+     */
+    var $_output = '';
+
+    /**#@-*/
+
+    var $_colors = array();
+
+    var $_defColors = array(
+        'default' => "\033[0m",
+        'inlinetags' => "\033[31m",
+        'brackets' => "\033[36m",
+        'quotes' => "\033[34m",
+        'inlinedoc' => "\033[34m",
+        'var' => "\033[1m",
+        'types' => "\033[32m",
+        'number' => "\033[32m",
+        'string' => "\033[31m",
+        'reserved' => "\033[35m",
+        'comment' => "\033[33m",
+        'mlcomment' => "\033[33m",
+    );
+
+    function preprocess($str)
+    {
+        // normalize whitespace and tabs
+        $str = str_replace("\r\n","\n", $str);
+        $str = str_replace("\t",str_repeat(' ', $this->_tabsize), $str);
+        return rtrim($str);
+    }
+
+
+    /**
+     * Resets renderer state
+     *
+     * @access protected
+     *
+     *
+     * Descendents of Text_Highlighter call this method from the constructor,
+     * passing $options they get as parameter.
+     */
+    function reset()
+    {
+        $this->_lastClass = '';
+        if (isset($this->_options['numbers'])) {
+            $this->_numbers = (bool)$this->_options['numbers'];
+        } else {
+            $this->_numbers = false;
+        }
+        if (isset($this->_options['tabsize'])) {
+            $this->_tabsize = $this->_options['tabsize'];
+        } else {
+            $this->_tabsize = 4;
+        }
+        if (isset($this->_options['colors'])) {
+            $this->_colors = array_merge($this->_defColors, $this->_options['colors']);
+        } else {
+            $this->_colors = $this->_defColors;
+        }
+        $this->_output = '';
+    }
+
+
+
+    /**
+     * Accepts next token
+     *
+     * @access public
+     *
+     * @param  string $class   Token class
+     * @param  string $content Token content
+     */
+    function acceptToken($class, $content)
+    {
+        if (isset($this->_colors[$class])) {
+            $color = $this->_colors[$class];
+        } else {
+            $color = $this->_colors['default'];
+        }
+        if ($this->_lastClass != $class) {
+            $this->_output .= $color;
+        }
+        $content = str_replace("\n", $this->_colors['default'] . "\n" . $color, $content);
+        $content .= $this->_colors['default'];
+        $this->_output .= $content;
+    }
+
+    /**
+     * Signals that no more tokens are available
+     *
+     * @access public
+     *
+     */
+    function finalize()
+    {
+        if ($this->_numbers) {
+            $nlines = substr_count($this->_output, "\n") + 1;
+            $len = strlen($nlines);
+            $i = 1;
+            $this->_output = preg_replace('~^~em', '" " . str_pad($i++, $len, " ", STR_PAD_LEFT) . ": "', $this->_output);
+        }
+        $this->_output .= HL_CONSOLE_DEFCOLOR . "\n";
+    }
+
+    /**
+     * Get generated output
+     *
+     * @return string Highlighted code
+     * @access public
+     *
+     */
+    function getOutput()
+    {
+        return $this->_output;
+    }
+}
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * c-hanging-comment-ender-p: nil
+ * End:
+ */
+
+?>