Added pQuery base file.

.gitignore

@@ -0,0 +1,3 @@
+docs
+index.php
+sql.php

pquery.php

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+<?php
+/**
+ * Base for pQuery package.
+ * 
+ * @package pQuery
+ */
+
+namespace pQuery;
+
+/**
+ * Shortcut constructor for {@link pQuery}.
+ * 
+ * @returns pQuery A new pQuery instance.
+ */
+function _() {
+	$args = func_get_args();
+	
+	return call_user_func_array('pQuery::__construct', $args);
+}
+
+/**
+ * Indicates whether the framework is in debug mode.
+ * 
+ * @var bool
+ */
+defined('DEBUG') || define('DEBUG', true);
+
+/**
+ * Common utility class.
+ */
+class pQuery {
+	/**
+	 * @see pQueryExtension::REQUIRED_PHP_VERSION
+	 */
+	const REQUIRED_PHP_VERSION = '5.3';
+	
+	/**
+	 * A list of all plugins currently included.
+	 * 
+	 * @var array
+	 */
+	static $plugins = array();
+	
+	/**
+	 * The current variable.
+	 * 
+	 * @var mixed
+	 */
+	var $variable;
+	
+	/**
+	 * Extend pQuery with a plugin.
+	 * 
+	 * @param mixed $variable The variable to parse.
+	 * @see $plugins
+	 */
+	static function extend($class_name, $alias=null) {
+		if( !class_exists($class_name) )
+			return self::error('Class "%s" does not exist.', $class_name);
+		
+		if( !($class_name instanceof pQueryExtension) )
+			return self::error('Class "%s" does not implement pQueryExtension.', $class_name);
+		
+		if( $class_name )
+			return self::error('Class "%s" does not implement pQueryExtension.', $class_name);
+		
+		self::$plugins[$alias === null ? $class_name : $alias ] = $class_name;
+	}
+	
+	/**
+	 * Display an error message if in {@link DEBUG} mode.
+	 * 
+	 * The optional arguments are passed to {@link printf}, along with $error.
+	 * 
+	 * @param string $error The error message to display.
+	 */
+	static function error($error/*, $arg1, $arg2...*/) {
+		$args = func_get_args();
+		
+		if( DEBUG ) {
+			call_user_func_array('printf', $args);
+			echo debug_backtrace();
+		}
+	}
+	
+	/**
+	 * Constructor.
+	 * 
+	 * @param mixed $variable The variable to use an utility on.
+	 * @param string $plugin The name of an utility plugin to use (optional).
+	 */
+	function __construct($variable, $plugin=null) {
+		if( $plugin !== null ) {
+			if( isset($plugins[$plugin]) ) {
+				$class_name = $plugins[$plugin];
+				
+				return new $class_name($variable);
+			} else if( DEBUG ) {
+				self::error('Plugin "%s" does not exist.', $plugin);
+			}
+		}
+		
+		$this->parse_variable($variable);
+	}
+	
+	/**
+	 * Parse the type of the given variable, and convert it if needed.
+	 * 
+	 * @param mixed $variable The variable to parse.
+	 * @todo Type and conversion
+	 */
+	function parse_variable($variable) {
+		
+		
+		$this->variable = $variable;
+	}
+}
+
+/**
+ * Interface used for extending the jQuery class.
+ */
+interface pQueryExtension {
+	/**
+	 * The minimum php version required to use the package.
+	 * 
+	 * @var string
+	 */
+	const REQUIRED_PHP_VERSION;
+	
+	/**
+	 * Constructor.
+	 * 
+	 * @param mixed $variable The variable to use an utility on.
+	 */
+	function __construct($variable);
+}
+ 
+?>