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MainRouter.php
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Wed, Sep 24, 10:19 AM

MainRouter.php
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<?php
/**
* @version $Id: MainRouter.php 16600 2017-07-29 06:19:27Z alex $
* @package In-Portal
* @copyright Copyright (C) 1997 - 2015 Intechnic. All rights reserved.
* @license GNU/GPL
* In-Portal is Open Source software.
* This means that this software may have been modified pursuant
* the GNU General Public License, and as distributed it includes
* or is derivative of works licensed under the GNU General Public License
* or other free or open source software licenses.
* See http://www.in-portal.org/license for copyright notices and details.
*/
defined('FULL_PATH') or die('restricted access!');
class MainRouter extends AbstractRouter
{
/**
* Returns unit config's prefix, that is associated with this router.
*
* @return string
*/
public function getPrefix()
{
return 'm';
}
/**
* Returns weight of this router among other routers.
*
* @return float
*/
public function getWeight()
{
return 100;
}
/**
* Builds url part.
*
* @return boolean Return true to continue to next router; return false not to rewrite given prefix.
*/
protected function build()
{
$ret = '';
$rewrite_processor = $this->getUrlProcessor();
$build_params = $this->extractBuildParams();
if ( $build_params === false ) {
return '';
}
// Add language.
if ( $build_params['m_lang'] && ($build_params['m_lang'] != $rewrite_processor->primaryLanguageId) ) {
$cache_key = 'language_names[%LangIDSerial:' . $build_params['m_lang'] . '%]';
$language_name = $this->Application->getCache($cache_key);
if ( $language_name === false ) {
$sql = 'SELECT PackName
FROM ' . TABLE_PREFIX . 'Languages
WHERE LanguageId = ' . $build_params['m_lang'];
$language_name = $this->Conn->GetOne($sql);
$this->Application->setCache($cache_key, $language_name);
}
$ret .= $language_name . '/';
}
// Add theme.
if ( $build_params['m_theme'] && ($build_params['m_theme'] != $rewrite_processor->primaryThemeId) ) {
$cache_key = 'theme_names[%ThemeIDSerial:' . $build_params['m_theme'] . '%]';
$theme_name = $this->Application->getCache($cache_key);
if ( $theme_name === false ) {
$sql = 'SELECT Name
FROM ' . TABLE_PREFIX . 'Themes
WHERE ThemeId = ' . $build_params['m_theme'];
$theme_name = $this->Conn->GetOne($sql);
$this->Application->setCache($cache_key, $theme_name);
}
$ret .= $theme_name . '/';
}
// Inject custom url parts made by other routers just after language/theme url parts.
$inject_parts = $this->getBuildParam('inject_parts', false);
if ( $inject_parts ) {
$ret .= implode('/', $inject_parts) . '/';
}
// Add category.
if ( $build_params['m_cat_id'] > 0 && $this->getBuildParam('pass_category', false) ) {
$category_filename = $this->Application->getCategoryCache($build_params['m_cat_id'], 'filenames');
preg_match('/^Content\/(.*)/i', $category_filename, $regs);
if ( $regs ) {
$template = $this->getBuildParam('t', false);
if ( strtolower($regs[1]) == strtolower($template) ) {
// We could have category path like "Content/<template_path>" in this case remove template.
$this->setBuildParam('pass_template', false);
}
$ret .= $regs[1] . '/';
}
$this->setBuildParam('category_processed', true);
}
// Reset category page.
$force_page_adding = false;
$reset_category_page = $this->getBuildParam('reset', false);
if ( $reset_category_page ) {
$this->setBuildParam('reset');
if ( $build_params['m_cat_id'] ) {
$build_params['m_cat_page'] = 1;
$force_page_adding = true;
}
}
$category_processed = $this->getBuildParam('category_processed', false);
if ( ($category_processed && ($build_params['m_cat_page'] > 1)) || $force_page_adding ) {
// Category name was added before AND category page number found.
$ret = rtrim($ret, '/') . '_' . $build_params['m_cat_page'] . '/';
}
$template = $this->getBuildParam('t', false);
if ( ($build_params['m_cat_id'] > 0) && $this->getBuildParam('pass_category', false) ) {
$category_template = $this->Application->getCategoryCache($build_params['m_cat_id'], 'category_designs');
}
else {
$category_template = '';
}
if ( (strtolower($template) == '__default__') && ($build_params['m_cat_id'] == 0) ) {
// For "Home" category set template to index when not set.
$template = 'index';
}
// Remove template from url if it is category index cached template.
if ( ($template == $category_template) || (mb_strtolower($template) == '__default__') ) {
// Given template is also default template for this category OR '__default__' given.
$this->setBuildParam('pass_template', false);
}
// Remove template from url if it is site homepage on primary language & theme.
if ( $template == 'index'
&& $build_params['m_lang'] == $rewrite_processor->primaryLanguageId
&& $build_params['m_theme'] == $rewrite_processor->primaryThemeId
) {
// Given template is site homepage on primary language & theme.
$this->setBuildParam('pass_template', false);
}
if ( $template && $this->getBuildParam('pass_template', false) ) {
$ret .= $template . '/';
}
return mb_strtolower(rtrim($ret, '/'));
}
/**
* Parses url part.
*
* @param array $url_parts Url parts to parse.
* @param array $params Parameters, that are used for url building or created during url parsing.
*
* @return boolean Return true to continue to next router; return false to stop processing at this router.
*/
public function parse(array &$url_parts, array &$params)
{
if ( $this->parseFriendlyUrl($url_parts, $params) ) {
// Friendly urls work like exact match only!
return false;
}
$this->parseCategory($url_parts, $params);
return true;
}
/**
* Checks if whole url_parts matches a whole In-CMS page
*
* @param array $url_parts Url parts.
* @param array $params Params.
*
* @return boolean
*/
protected function parseFriendlyUrl(array $url_parts, array &$params)
{
if ( !$url_parts ) {
return false;
}
$sql = 'SELECT CategoryId, NamedParentPath
FROM ' . TABLE_PREFIX . 'Categories
WHERE FriendlyURL = ' . $this->Conn->qstr(implode('/', $url_parts));
$friendly = $this->Conn->GetRow($sql);
if ( $friendly ) {
$params['is_friendly_url'] = true;
$params['m_cat_id'] = $friendly['CategoryId'];
$params['t'] = preg_replace('/^Content\//i', '', $friendly['NamedParentPath']);
while ( $url_parts ) {
$this->partParsed(array_shift($url_parts));
}
return true;
}
return false;
}
/**
* Extracts category part from url
*
* @param array $url_parts Url parts.
* @param array $params Params.
*
* @return boolean
*/
protected function parseCategory(array $url_parts, array &$params)
{
if ( !$url_parts ) {
return false;
}
$res = false;
$url_part = array_shift($url_parts);
$category_id = 0;
$last_category_info = false;
$category_path = $url_part == 'content' ? '' : 'content';
$rewrite_processor = $this->getUrlProcessor();
do {
$category_path = trim($category_path . '/' . $url_part, '/');
// Part: "bb_<topic_id>" matches "forums/bb_2".
if ( !preg_match('/^bb_[\d]+$/', $url_part) && preg_match('/(.*)_([\d]+)$/', $category_path, $regs) ) {
$category_path = $regs[1];
$params['m_cat_page'] = $regs[2];
}
$sql = 'SELECT CategoryId, SymLinkCategoryId, NamedParentPath
FROM ' . TABLE_PREFIX . 'Categories
WHERE
(LOWER(NamedParentPath) = ' . $this->Conn->qstr($category_path) . ')
AND
(ThemeId = ' . $params['m_theme'] . ' OR ThemeId = 0)';
$category_info = $this->Conn->GetRow($sql);
if ( $category_info !== false ) {
$last_category_info = $category_info;
$rewrite_processor->partParsed($url_part);
$url_part = array_shift($url_parts);
$res = true;
}
} while ( $category_info !== false && $url_part );
if ( $last_category_info ) {
// This category is symlink to other category, so use it's url instead
// (used in case if url prior to symlink adding was indexed by spider or was bookmarked).
if ( $last_category_info['SymLinkCategoryId'] ) {
$sql = 'SELECT CategoryId, NamedParentPath
FROM ' . TABLE_PREFIX . 'Categories
WHERE (CategoryId = ' . $last_category_info['SymLinkCategoryId'] . ')';
$category_info = $this->Conn->GetRow($sql);
if ( $category_info ) {
// Web symlinked category was found use it.
// TODO: maybe 302 redirect should be made to symlinked category url
// (all other url parts should stay).
$last_category_info = $category_info;
}
}
// 1. Set virtual page as template, this will be replaced to physical template later in kApplication::Run.
// 2. Don't set CachedTemplate field as template here, because we will loose original
// page associated with it's cms blocks!
$params['t'] = mb_strtolower(preg_replace('/^Content\//i', '', $last_category_info['NamedParentPath']));
$params['m_cat_id'] = $last_category_info['CategoryId'];
$params['is_virtual'] = true; // For template from POST, strange code there!
}
return $res;
}
}

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