123 lines
2.6 KiB
PHP
123 lines
2.6 KiB
PHP
<?php defined('SYSPATH') or die('No direct access allowed.');
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/**
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* This class is the base used for common static methods that are used
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* for rendering.
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*
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* @package lnApp
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* @category Helpers
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* @author Deon George
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* @copyright (c) 2009-2013 Deon George
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* @license http://dev.leenooks.net/license.html
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*/
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abstract class lnApp_HTMLRender {
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protected $_unique_vals = array();
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protected $_x = 0;
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abstract protected function render();
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public function __call($name,$args=NULL) {
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if (! in_array($name,$this->_items))
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throw new Kohana_Exception('Unknown call to :name',array(':name'=>$name));
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$c = $this->_x;
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if (! $args)
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return static::$_data[$c][$name];
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// Strip out unique values
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if (in_array($name,$this->_unique_vals))
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foreach ($args as $u)
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foreach (static::$_data as $d)
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if (isset($d[$name]) AND $d[$name] == $u) {
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unset(static::$_data[$c]);
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return $this;
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}
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static::$_data[$c][$name] = array_pop($args);
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return $this;
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}
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public function __construct() {
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$this->_x = ++static::$_c;
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}
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/**
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* Return the HTML to render the header images
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*/
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public function __toString() {
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if (! static::$_data)
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return '';
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if (empty(static::$_data[$this->_x]))
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$this->record();
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try {
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return $this->render();
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// Display the exception message
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} catch (Exception $e) {
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return $e->getMessage();
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}
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}
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public static function factory() {
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$x = get_called_class();
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return new $x;
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}
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public function record($x=NULL) {
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$this->_x = (is_null($x) OR empty(static::$_data[$x])) ? max(array_keys(static::$_data)) : $x;
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return $this;
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}
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/**
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* Render all of these items
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*/
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public function render_all() {
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$output = '';
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for ($x=0; $x<=static::$_c; $x++)
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if (isset(static::$_data[$x])) {
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$output .= (string)$this->record($x);
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unset(static::$_data[$x]);
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}
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return $output;
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}
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/**
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* Set the space used between rendering output
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*/
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public static function spacer($spacer) {
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static::$_spacer = $spacer;
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}
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/**
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* Add an item to be rendered
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*
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* @param array Item to be added
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* @deprecated
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*/
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public static function add($item) {
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static::$_c = count(static::$_data);
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foreach (static::$_required_keys as $key)
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if (! isset($item[$key]))
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throw new Kohana_Exception('Missing key :key for image',array(':key'=>$key));
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// Check for unique keys
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if (isset(static::$_unique_vals) AND static::$_unique_vals)
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foreach (static::$_unique_vals as $v=>$u)
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foreach (static::$_data as $d)
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if (isset($d[$u]) && $d['data'] == $item['data'])
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return;
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static::$_data[++static::$_c] = $item;
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}
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}
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?>
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