postfixadmin/tests/simpletest/packages/simpletest.org/package.php

<?php

class SimpleTestXMLElement extends SimpleXMLElement {
	function title() {
		$titles = $this->xpath('//page');
		return $titles[0]->attributes()->title;
	}
	
	function transform_code($code) {
		$code = str_replace('<![CDATA[', '', $code);
		$code = str_replace(']]>', '', $code);
		$code = str_replace('<', '&lt;', $code);
		$code = str_replace('>', '&gt;', $code);
		$code = str_replace('&lt;strong&gt;', '<strong>', $code);
		$code = str_replace('&lt;/strong&gt;', '</strong>', $code);

		return $code;
	}

	function content() {
		$content = "";
		$sections = $this->xpath('//section');
		if (count($sections) > 0) {
			$content = $this->content_with_sections();
		} else {
			$content = $this->content_without_sections();
		}
	
		return $content;
	}
	
	function content_without_sections() {
		$content_without_sections = "";
		$contents = $this->xpath('//content');
		foreach ($contents as $content) {
			$content_element = $content->asXML();
			$elements_divided = preg_split('/<php>|<\/php>/', $content_element);

			if (count($elements_divided) > 1) {
				$content_element = '';
				foreach ($elements_divided as $element_divided) {
					if (strpos($element_divided, '<![CDATA[') === 0) {
						$element_divided = '<pre>'.$this->transform_code($element_divided).'</pre>';
					}
					$content_element .= $element_divided;
				}
			}
			$content_without_sections .= $content_element;
		}
		
		return $content_without_sections;
	}
	
	function content_with_sections() {
		$content = "";
		$sections = $this->xpath('//section');
		foreach ($sections as $section) {
			$content .= "<h2>".(string)$section->attributes()->title."</h2>";
			foreach ($section as $element) {
				$content_element = $element->asXML();
				$elements_divided = preg_split('/<php>|<\/php>/', $content_element);

				if (count($elements_divided) > 1) {
					$content_element = '';
					foreach ($elements_divided as $element_divided) {
						if (strpos($element_divided, '<![CDATA[') === 0) {
							$element_divided = '<pre>'.$this->transform_code($element_divided).'</pre>';
						}
						$content_element .= $element_divided;
					}
				}
				$content .= $content_element;
			}
		}
		
		return $content;
	}

	function here() {
		$pages = $this->xpath('//page');
		return $pages[0]->attributes()->here;
	}

	function parent($map) {
		$here = $this->here();
		$pages = $map->xpath('//page[normalize-space(@here)="'.$here.'"]/parent::*');
		return $pages[0]->attributes()->here;
	}

	function destination($path_to_map) {
		$destination = '';
		$here = $this->here();

		$map = simplexml_load_file($path_to_map);
		$pages = $map->xpath('//page');
		$i = 0;
		foreach ($pages as $page) {
			$i++;
			if ((string)$page->attributes()->here == $here) {
				$destination = (string)$page->attributes()->file;
				break;
			}
		}
		
		return $destination;
	}

	function url($file) {
		$segments = explode("/", $file);
		
		return array_pop($segments);
	}

	function links_from_xpath($xpath, $map) {
		$link = "";

		$here = $this->here();
		$pages = $map->xpath($xpath);
		foreach ($pages as $page) {
			$link .= '<li><a href="'.$this->url($page->attributes()->file).'">';
			$link .= $page->attributes()->title.'</a></li>';
		}
		
		return $link;
	}
	
	function links_parent_siblings_after($map) {
		$here = $this->parent($map);
		$query = '//page[normalize-space(@here)="'.$here.'"]/following-sibling::*';

		return $this->links_from_xpath($query, $map);
	}
	
	function links_parent($map) {
		$here = $this->parent($map);
		$query = '//page[normalize-space(@here)="'.$here.'"]';

		return $this->links_from_xpath($query, $map);
	}

	function links_parent_siblings_before($map) {
		$here = $this->parent($map);
		$query = '//page[normalize-space(@here)="'.$here.'"]/preceding-sibling::*';

		return $this->links_from_xpath($query, $map);
	}
	
	function links_parent_ancestors($map) {
		$here = $this->parent($map);
		return $this->links_ancestors_from($here, $map);
	}

	function links_self_ancestors($map) {
		$here = $this->here();
		return $this->links_ancestors_from($here, $map);
	}
	
	function links_ancestors_from($here, $map) {
		$link = "";

		$pages = $map->xpath('//page[normalize-space(@here)="'.$here.'"]/ancestor::*');
		foreach ($pages as $page) {
			$here = (string)$page->attributes()->here;
			if ($this->level_from_root($here, $map) >= 2) {
				$link .= '<li><a href="'.$this->url($page->attributes()->file).'">';
				$link .= $page->attributes()->title.'</a></li>';
			}
		}
		
		return $link;
	}
	function links_siblings_before($map) {
		$here = $this->here();
		$query = '//page[normalize-space(@here)="'.$here.'"]/preceding-sibling::*';

		return $this->links_from_xpath($query, $map);
	}

	function links_self($map) {
		$here = $this->here();
		$query = '//page[normalize-space(@here)="'.$here.'"]';

		return $this->links_from_xpath($query, $map);
	}

	function links_siblings_after($map) {
		$here = $this->here();
		$query = '//page[normalize-space(@here)="'.$here.'"]/following-sibling::*';

		return $this->links_from_xpath($query, $map);
	}

	function links_children($map) {
		$here = $this->here();
		$query = '//page[normalize-space(@here)="'.$here.'"]/child::*';

		return $this->links_from_xpath($query, $map);
	}

	function links($path_to_map) {
		$links['download'] = "";
		$links['start_testing'] = "";
		$links['support'] = "";

		$map = simplexml_load_file($path_to_map);

		$link = '<ul>';
		$here = $this->here();
		$level = $this->level_from_root($here, $map);
		if ($level == 2) {
			$link .= $this->links_self($map);
			$link .= $this->links_children($map);
		}
		if ($level == 3) {
			$link .= $this->links_self_ancestors($map);		
			$link .= $this->links_siblings_before($map);
			$link .= $this->links_self($map);
			$chilren = $this->links_children($map);
			if ($chilren) {
				$link = preg_replace('/(<\/li>)$/', '', $link).'<ul>'.$chilren.'</ul></li>';
			}
			$link .= $this->links_siblings_after($map);
		}
		if ($level == 4) {
			$link .= $this->links_parent_ancestors($map);
			$link .= $this->links_parent_siblings_before($map);
			$link .= $this->links_parent($map);
			$link = preg_replace('/(<\/li>)$/', '', $link).'<ul>';
			$link .= $this->links_siblings_before($map);
			$link .= $this->links_self($map);
			$chilren = $this->links_children($map);
			if ($chilren) {
				$link = preg_replace('/(<\/li>)$/', '', $link).'<ul>'.$chilren.'</ul></li>';
			}
			$link .= $this->links_siblings_after($map);
			$link .= '</ul></li>';
			$link .= $this->links_parent_siblings_after($map);
		}
		$link .= '</ul>';

		if (strpos($link, 'download.html') !== false) {
			$links['download'] = $link;
		} elseif (strpos($link, 'start-testing.html') !== false) {
			$links['start_testing'] = $link;
		} elseif (strpos($link, 'support.html') !== false) {
			$links['support'] = $link;
		}

		return $links;
	}
	
	function level_from_root($here, $map) {
		$ancestors = $map->xpath('//page[normalize-space(@here)="'.$here.'"]/ancestor::*');

		return count($ancestors);
	}
}

?>