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<?php
/**
* @package FLEXIcontent
* @version 3.3
*
* @author Emmanuel Danan, Georgios Papadakis, Yannick Berges, others, see contributor page
* @link https://flexicontent.org
* @copyright Copyright © 2018, FLEXIcontent team, All Rights Reserved
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
*/
defined( '_JEXEC' ) or die( 'Restricted access' );
function FLEXIcontentBuildRoute(&$query)
{
static $router = null;
if ($router === null)
{
$router = new _FlexicontentSiteRouter();
}
return $router->FLEXIcontentBuildRoute($query);
}
function FLEXIcontentParseRoute(& $segments)
{
static $router = null;
if ($router === null)
{
$router = new _FlexicontentSiteRouter();
}
return $router->FLEXIcontentParseRoute($segments);
}
class _FlexicontentSiteRouter
{
/**
* Create the segments of the SEF URL (segments are SEF URL parts seperated by '/')
* $query variables that will not be unset will be automatically inserted into the URL
* as /index/value/
*/
public function FLEXIcontentBuildRoute(&$query)
{
$segments = array();
// If both 'start' and 'limitstart' variables are set then prefer 'limitstart' and also remove 'start' variable from URL
if (isset($query['start']) && isset($query['limitstart']))
{
$query['start'] = $query['limitstart'];
unset($query['start']);
}
$app = JFactory::getApplication();
$params = JComponentHelper::getParams('com_flexicontent');
$add_item_sef_segment = (int) $params->get('add_item_sef_segment', 1);
$remove_ids = (int) $params->get('sef_ids', 0);
// 1. Get a menu item based on Itemid or currently active
$menus = $app->getMenu('site', array());
if (empty($query['Itemid']))
{
// USE current Active ID it is now handled in route.php and also add a global config option whether to enable this
//$menu = $menus->getActive();
//$query['Itemid'] = $menu ? $menu->id : 0;
}
else
{
$menu = $menus->getItem($query['Itemid']);
}
// 2. Try to match the variables against the variables of the menu item
if (!empty($menu))
{
$menuItem_matches = true;
foreach($query as $index => $value)
{
// Skip URL query variable 'Itemid', since it does not exist PLUS we retrieve the menu item with the given Itemid
if ($index === 'Itemid')
{
continue;
}
// Allow alternative display formats to match a given item
if ($index === 'format' || $index === 'type')
{
continue;
}
// id and cid query variables can be contain 'slug', so we need to typecast them into integer
if (in_array($index, array('id', 'cid')))
{
$value = (int) $value;
}
// Compare current query variable against the menu query variables
if ($value != (isset($menu->query[$index]) ? $menu->query[$index] : null))
{
$menuItem_matches = false;
break;
}
}
// If exact menu match then unset ALL $query array, only the menu item segments will appear
if ($menuItem_matches)
{
foreach($query as $index => $value)
{
// Do not unset option, Itemid and format variables, as these are needed / handled by JRoute
if ($index === 'option' || $index === 'Itemid' || $index === 'format')
{
continue;
}
// Other variables to unset only if they match
if ($index === 'type' && $value != (isset($menu->query[$index]) ? $menu->query[$index] : null))
{
continue;
}
unset($query[$index]);
}
// $segments is empty we will get variables from menuItem (it has them)
return $segments;
}
}
// 3. Handle known 'task'(s) formulating segments of SEF URL appropriately
if (isset($query['task']))
{
if ($query['task'] === 'download')
{
$segments[] = $query['task'];
$segments[] = $query['id'];
$segments[] = $query['cid'];
$segments[] = $query['fid'];
unset($query['task']); // task
unset($query['id']); // file
unset($query['cid']); // content
unset($query['fid']); // field
}
elseif ($query['task'] === 'download_file')
{
$segments[] = $query['task'];
$segments[] = $query['id'];
unset($query['task']); // task
unset($query['id']); // file
}
elseif ($query['task'] === 'weblink')
{
$segments[] = $query['task'];
$segments[] = $query['fid'];
$segments[] = $query['cid'];
$segments[] = $query['ord'];
unset($query['task']); // task
unset($query['fid']); // field
unset($query['cid']); // content
unset($query['ord']); // value order
}
return $segments;
}
// 4. Handle known views formulating segments of SEF URL appropriately
$mview = !empty($menu->query['view']) ? $menu->query['view'] : null;
$view = !empty($query['view']) ? $query['view'] : null;
switch ($view)
{
case 'item':
// Menu item is of view 'flexicontent' (directory) then use 'rootcatid' as category id
if ($mview === 'flexicontent')
{
$mcid = !isset($menu->query['rootcatid']) ? null : (int) $menu->query['rootcatid'];
$mid = null;
}
// Menu item is of view 'category' or 'item' or other try 'cid' and 'id'
else
{
$mcid = !isset($menu->query['cid']) ? null : (int) $menu->query['cid'];
$mid = !isset($menu->query['id']) ? null : (int) $menu->query['id'];
}
// For new item form, Item ID is empty and possibly Category ID is too, so check that these are set
$cid = !isset($query['cid']) ? null : (int) $query['cid'];
$id = !isset($query['id']) ? null : (int) $query['id'];
if ($remove_ids)
{
/**
* Create segments defining the category, this is an array of Category ALIASES starting from the category of the menu item
* If adding 0 category segments, and if single segment is configured as category URL, then this call will prepend a 'category' segment
*/
// Add no segments, even if CIDs of menu item is not an exact match
if ($mview === 'item' && $mid === $id)
{
}
else
{
$this->_fc_route_buildCatPath($segments, $id, $cid, $mcid, $view);
/**
* Create segment defining the item, this only ALIAS and not SLUG (id:alias)
*/
$alias = $id !== null ? substr($query['id'], strlen($id) + 1) : null;
$alias = $id !== null && !strlen($alias) ? $query['id'] : $alias;
$segments[] = $alias;
}
}
else
{
// Create segment defining the item, this is SLUG (id:alias) since we are not removing IDs
$slug = $id !== null ? $query['id'] : null;
// Add no segments, even if CIDs of menu item is not an exact match
if ($mview === 'item' && $mid === $id)
{
}
// Add 'item' segment if using a category view menu item with a non-empty 'layout', needed since segment length has different meaning for such items
elseif ($mview === 'category' && !empty($menu->query['layout']))
{
$segments[] = 'item';
$segments[] = $slug;
}
// Add 'item' segment if menu item view is not 'category', e.g. it is 'flexicontent' (directory)
elseif ($mview !== 'category')
{
$segments[] = 'item';
$segments[] = $slug;
}
// Menu item view is 'category', avoid 'item' segment if so configured
else
{
/**
* We will make an item URL -with- CID ...
* cid EXISTs and cid/view URL variables to do not match those in the menu item
* IMPLY view = 'item' when count($segments) == 2
*/
if ($cid && $mcid !== $cid)
{
$catslug = $cid !== null ? $query['cid'] : null;
$segments[] = $catslug;
}
/**
* We will make an item URL -without- CID ...
* because cid is missing or matched cid/view URL variables matched those in menu item
*/
// EXPLICIT view ('item' be contained in the url), because according to configuration,
// the 1-segment implies --category-- view so we need to add /item/ segment (1st segment is view)
elseif ($add_item_sef_segment === 1)
{
$segments[] = 'item';
}
// IMPLICIT view ('item' NOT contained in the url), because according to configuration,
// the 1-segment implies --item-- view so we do not need to add /item/ segment (1st segment is view)
else
{
}
$segments[] = $slug;
}
}
unset($query['view']);
unset($query['cid']);
unset($query['id']);
break;
case 'category':
$mcid = !isset($menu->query['cid']) ? null : (int) $menu->query['cid'];
$cid = !isset($query['cid']) ? null : (int) $query['cid'];
if ($remove_ids)
{
// Most URLs will not use this and instead will use the full path by calling _fc_route_buildCatPath()
$catalias = $cid !== null ? substr($query['cid'], strlen($cid . '-')) : null;
$catalias = $cid !== null && !strlen($catalias) ? $query['cid'] : $catalias;
}
else
{
$catslug = $cid !== null ? $query['cid'] : null;
}
$mlayout = !empty($menu->query['layout']) ? $menu->query['layout'] : null;
$layout = !empty($query['layout']) ? $query['layout'] : null;
$keep_view_layout = false;
// Handle layout
switch ($layout)
{
case 'tags':
$mtagid = !empty($menu->query['tagid']) ? (int) $menu->query['tagid'] : null;
$tagid = !empty($query['tagid']) ? (int) $query['tagid'] : null;
0 // TODO use here $remove_ids
// TODO: Use alias path from TAGs Tree, create new method for tis: _fc_route_buildTagPath()
? ($tagalias = $tagid !== null ? substr($query['tagid'], strlen($tagid) + 1) : null)
: ($tagslug = $tagid !== null ? $query['tagid'] : null);
if (0 /*$remove_ids*/ && $tagid !== null && !strlen($tagalias))
{
$tagalias = $query['tagid'];
}
if ($mview !== $view || $mlayout !== $layout)
{
$segments[] = 'tagged';
}
if ($mtagid !== $tagid)
{
$segments[] = 0 // TODO use here $remove_ids
? $tagalias // TODO: Use alias path from TAGs Tree
: $tagslug;
}
if ($cid && $mcid !== $cid)
{
$remove_ids
? $this->_fc_route_buildCatPath($segments, 0, $cid, $mcid, $view)
: $segments[] = $catslug;
}
unset($query['tagid']);
unset($query['cid']);
break;
case 'author':
$mauthorid = isset($menu->query['authorid']) ? (int) $menu->query['authorid'] : null;
$authorid = isset($query['authorid']) ? (int) $query['authorid'] : null;
$remove_ids
? ($authoralias = $authorid !== null ? substr($query['authorid'], strlen($authorid) + 1) : null)
: ($authorslug = $authorid !== null ? $query['authorid'] : null);
if ($remove_ids && $authorid !== null && !strlen($authoralias))
{
$authoralias = $query['authorid'];
}
if ($mview !== $view || $mlayout !== $layout)
{
$segments[] = 'authored';
}
if ($mauthorid !== $authorid)
{
$segments[] = $remove_ids
? $authoralias
: $authorslug;
}
if ($cid && $mcid !== $cid)
{
$remove_ids
? $this->_fc_route_buildCatPath($segments, 0, $cid, $mcid, $view)
: $segments[] = $catslug;
}
unset($query['authorid']);
unset($query['cid']);
break;
case 'favs':
if ($mview !== $view || $mlayout !== $layout)
{
$segments[] = 'favoured';
}
if ($cid && $mcid !== $cid)
{
$remove_ids
? $this->_fc_route_buildCatPath($segments, 0, $cid, $mcid, $view)
: $segments[] = $catslug;
}
unset($query['cid']);
break;
case 'myitems':
if ($mview !== $view || $mlayout !== $layout)
{
$segments[] = 'myitems';
}
if ($cid && $mcid !== $cid)
{
$remove_ids
? $this->_fc_route_buildCatPath($segments, 0, $cid, $mcid, $view)
: $segments[] = $catslug;
}
unset($query['cid']);
// Author ID should not be in the SEF URL even if it is set, as it is ignored (registered view effected by current user)
unset($query['authorid']);
break;
case 'mcats':
$mcids = isset($menu->query['cids']) ? $menu->query['cids'] : null;
$cids = isset($query['cids']) ? $query['cids'] : null;
$mcids = $mcids ?: array();
$cids = $cids ?: array();
$mcids = !is_array($mcids) ? explode(',', $mcids) : $mcids;
$cids = !is_array($cids) ? explode(',', $cids) : $cids;
if ($mview === $view && $mlayout === $layout)
{
if (array_values($mcids) == array_values($cids))
{
unset($query['cids']);
}
}
else
{
$segments[] = 'categories';
$segments[] = is_array($cids) ? implode(',', $cids) : $cids;
unset($query['cids']);
}
break;
default: // Unhandled
$keep_view_layout = $layout ? true : false;
break;
}
// Handle adding category ID and view if not already handled above
if (!$layout && !count($segments) && $cid && ($mview !== $view || $mcid !== $cid))
{
if ($remove_ids)
{
/**
* Create segments defining the category, this is an array of Category ALIASES starting from the category of the menu item
* If adding 1 category segment, and if single segment is configured as item view, then this call will prepend a 'category' segment
*/
$this->_fc_route_buildCatPath($segments, 0, $cid, $mcid, $view);
}
else
{
/**
* If adding explicit view /item/ is disabled for no-cid item URLs (thus they are 1-segment URLs),
* or the given menu item is not of category view, then ... we need to explicitly declare
* that this URL is a category URL, otherwise it will be wrongly interpreted as 'item' URL
*/
if ($add_item_sef_segment === 0 && $mview === 'category')
{
$segments[] = 'category';
}
/**
* IMPLY view = 'category' when count($segments) == 1
* Check cid is set as it is optional, some category view layouts do not use category id
*/
if ($cid)
{
$segments[] = $catslug;
}
}
unset($query['cid']);
}
// 1. Unset 'layout' if not needed
if (!$keep_view_layout)
{
unset($query['layout']);
}
// 2. Unset 'view' always, since this should be handled above in ALL cases
unset($query['view']);
// 3. Unset 'cid' if it matches the menu item, this may have be done above explicitely in every above case, otherwise it will remain in the URL
if ($mcid === $cid)
{
unset($query['cid']);
}
break;
case 'tags':
case 'tag': // legacy 'tags' view
// EXPLICIT view (will be contained in the url)
$segments[] = 'tag';
$segments[] = isset($query['id']) ? $query['id'] : null; // Required ...
unset($query['view']);
unset($query['id']);
break;
case 'flexicontent': // (aka directory view)
$mrootcat = !isset($menu->query['rootcat']) ? 1 : (int) $menu->query['rootcat'];
$rootcat = !isset($query['rootcat']) ? 1 : (int) $query['rootcat'];
if ($mview !== $view || $mrootcat !== $rootcat)
{
// view/rootcat URL variables did not match add them as segments (but use 'catalog' as segment for view)
$segments[] = 'catalog';
$segments[] = isset($query['rootcat']) ? $query['rootcat'] : 1;
}
unset($query['view']);
unset($query['rootcat']);
break;
case 'search':
case 'favourites': // legacy 'favourites' view
case 'fileselement':
default:
// EXPLICIT view (will be contained in the url)
if ($view)
{
$segments[] = $view;
}
unset($query['view']);
// Set remaining variables "/variable/value/" pairs
foreach ($query as $variable => $value)
{
if ( $variable!="option" || $variable!="Itemid") continue; // skip 'option' and 'Itemid' variables !
$segments[] = $variable;
$segments[] = $value;
unset($query[$variable]);
}
/*
if (isset($query['id']))
{
$segments[] = 'id';
$segments[] = $query['id'];
unset($query['id']);
}
*/
break;
}
/**
* We leave remaining $query variables untouched,
* so that these variables will be appended to the SEF URL
*/
return $segments;
}
/**
* Construct a proper URL request from the SEF url, we try to reverse what FLEXIcontentBuildRoute() DID
*/
public function FLEXIcontentParseRoute(& $_segments)
{
/**
* Set segments array to empty array, to indicate to Joomla parser that all segments have been consumed
* otherwise J4 router will assume that routing has failed.
* If we fail to parse a valid URL we will restore the segments array before terminating this method
*/
$segments = array_merge(array(), $_segments);
$_segments = array();
$vars = array();
$_tbl = null;
$params = JComponentHelper::getParams('com_flexicontent');
$add_item_sef_segment = (int) $params->get('add_item_sef_segment', 1);
$remove_ids = (int) $params->get('sef_ids', 0);
// Get the active menu item
$menu = JFactory::getApplication()->getMenu('site', array())->getActive();
// Count route segments
$count = count($segments);
/**
* 1. Cases that TASK is explicitly provided
*/
// 'download' task
if ($segments[0] === 'download')
{
$vars['task'] = 'download';
$vars['id'] = isset($segments[1]) ? $segments[1] : null;
$vars['cid'] = isset($segments[2]) ? $segments[2] : null;
$vars['fid'] = isset($segments[3]) ? $segments[3] : null;
return $vars;
}
// 'download_file' task
if ($segments[0] === 'download_file')
{
$vars['task'] = 'download_file';
$vars['id'] = isset($segments[1]) ? $segments[1] : null;
return $vars;
}
// 'weblink' task
if ($segments[0] === 'weblink')
{
$vars['task'] = 'weblink';
$vars['fid'] = isset($segments[1]) ? $segments[1] : null;
$vars['cid'] = isset($segments[2]) ? $segments[2] : null;
$vars['ord'] = isset($segments[3]) ? $segments[3] : null;
return $vars;
}
// Menu view, menu category layout (if this applicable) and menu category id (if this applicable)
$mview = !empty($menu->query['view']) ? $menu->query['view'] : null;
$mlayout = !empty($menu->query['layout']) ? $menu->query['layout'] : null;
$mcid = $mview === 'flexicontent'
? (!empty($menu->query['rootcatid']) ? (int) $menu->query['rootcatid'] : null)
: (!empty($menu->query['cid']) ? (int) $menu->query['cid'] : null);
// Start of category is path (if zero then category path should start at top level)
$parent_id = in_array($mview, array('flexicontent', 'category'))
? $mcid
: 0;
$parent_id_layoutvar = null;
/**
* 2. Cases that VIEW is explicitly provided
*/
// 'item' view
if ($segments[0] === 'item' || $segments[0] === 'items')
{
$vars['view'] = 'item';
// No cid provided
if ($count === 2)
{
if (@$menu->query['view'] === 'category' && @$menu->query['cid'])
{
$vars['cid'] = (int) $menu->query['cid'];
}
$vars['id'] = $this->_fc_route_addRecordIdPrefix($segments, 1, '#__content', $_tbl, $parent_id);
}
// Also cid provided
elseif ($count === 3)
{
$vars['cid'] = $this->_fc_route_addRecordIdPrefix($segments, 1, '#__categories', $_tbl, $parent_id);
$vars['id'] = $this->_fc_route_addRecordIdPrefix($segments, 2, '#__content', $_tbl, $parent_id);
}
return $vars;
}
// 'category' view
if ($segments[0] === 'category')
{
$vars['view'] = 'category';
// optional, some category view layouts do not use category id
$vars['cid'] = $this->_fc_route_addRecordIdPrefix($segments, 1, '#__categories', $_tbl, $parent_id);
return $vars;
}
// 'tags' view
if ($segments[0] === 'tag' || $segments[0] === 'tags')
{
$vars['view'] = 'tags';
$vars['id'] = $segments[1];
return $vars;
}
// 'tags' via category view
if ($segments[0] === 'tagged')
{
$vars['view'] = 'category';
$vars['layout'] = 'tags';
// TODO add full alias path of the tag
$vars['tagid'] = $this->_fc_route_addRecordIdPrefix($segments, 1, '#__flexicontent_tags', $_tbl, $parent_id_layoutvar);
$vars['cid'] = $this->_fc_route_parseCatPath($segments, $expected_view = 'tagged', $start = 2, $parent_id);
return $vars;
}
// 'author' via category view
if ($segments[0] === 'authored')
{
$vars['view'] = 'category';
$vars['layout'] = 'author';
$vars['authorid'] = $this->_fc_route_addRecordIdPrefix($segments, 1, '#__users', $_tbl, $parent_id_layoutvar, null, 'username');
$vars['cid'] = $this->_fc_route_parseCatPath($segments, $expected_view = 'authored', $start = 2, $parent_id);
return $vars;
}
// 'favourites' via category view
if ($segments[0] === 'favoured')
{
$vars['view'] = 'category';
$vars['layout'] = 'favs';
$vars['cid'] = $this->_fc_route_parseCatPath($segments, $expected_view = 'favoured', $start = 1, $parent_id);
return $vars;
}
// 'myitems' via category view
if ($segments[0] === 'myitems')
{
$vars['view'] = 'category';
$vars['layout'] = 'myitems';
$vars['cid'] = $this->_fc_route_parseCatPath($segments, $expected_view = 'myitems', $start = 1, $parent_id);
return $vars;
}
// 'mcats' via category view
if ($segments[0] === 'categories')
{
$vars['view'] = 'category';
$vars['layout'] = 'mcats';
$vars['cids'] = isset($segments[1]) ? $segments[1] : null; // optional
return $vars;
}
// 'flexicontent' view (aka directory view)
if ($segments[0] === 'catalog')
{
$vars['view'] = 'flexicontent';
$vars['rootcat'] = $segments[1];
return $vars;
}
// VIEWs with no extra variables
$view_only = array(
'favourites' => 1,
'fileselement' => 1,
'itemelement' => 1,
'search' => 1
);
if (isset($view_only[$segments[0]]))
{
$vars['view'] = $segments[0];
return $vars;
}
/**
* 3. Cases that current menu item is a category-layout menu, do not use any segment 'length' rules (case 4)
*/
if ($mview === 'category' && $mlayout)
{
switch ($mlayout)
{
case 'tags':
$vars['view'] = 'category';
$vars['layout'] = 'tags';
$vars['tagid'] = $this->_fc_route_addRecordIdPrefix($segments, 0, '#__flexicontent_tags', $_tbl, $parent_id_layoutvar);
// Optional, Small B/C change, throw 404 if unmatched segments ...
$vars['cid'] = count($segments) > 1
? $this->_fc_route_parseCatPath($segments, $expected_view = $mlayout, $start = 1, $parent_id)
: null;
return $vars;
case 'author':
$vars['view'] = 'category';
$vars['layout'] = 'author';
$vars['authorid'] = $this->_fc_route_addRecordIdPrefix($segments, 0, '#__users', $_tbl, $parent_id_layoutvar, null, 'username');
// Optional, Small B/C change, throw 404 if unmatched segments ...
$vars['cid'] = count($segments) > 1
? $this->_fc_route_parseCatPath($segments, $expected_view = $mlayout, $start = 1, $parent_id)
: null;
return $vars;
case 'favs':
$vars['view'] = 'category';
$vars['layout'] = 'favs';
// Optional, Small B/C change, throw 404 if unmatched segments ...
$vars['cid'] = count($segments) > 0
? $this->_fc_route_parseCatPath($segments, $expected_view = $mlayout, $start = 0, $parent_id)
: null;
return $vars;
case 'myitems':
$vars['view'] = 'category';
$vars['layout'] = 'myitems';
// Optional, Small B/C change, throw 404 if unmatched segments ...
$vars['cid'] = count($segments) > 0
? $this->_fc_route_parseCatPath($segments, $expected_view = $mlayout, $start = 0, $parent_id)
: null;
return $vars;
}
// Failed to parse, restore segments array ...
$_segments = $segments;
}
/**
* 4. Cases that VIEW is not provided (instead it is implied by length of segments)
*/
// Count is integer aka safe to use swith to compare with zero ...
switch ($count)
{
// SEGMENT LENGTH 0: is 'flexicontent' view (aka directory view)
case 0:
$vars['view'] = 'flexicontent';
return $vars;
/**
* SEGMENT LENGTH 1
* Is 'category' view (default), or 'item' view depending on configuration
* The 1 segment item URLs are possible only if (e.g.) menu item is a matching 'category' menu item,
* in this case the category URLs become explicit with /category/ segment after the category menu item
* so that they are not 1 segment of length ... BUT detect bad 1-segments URL (Segments must be integer prefixed)
*/
case 1:
if ($add_item_sef_segment === 2 && in_array($mview, array('category')))
{
$segments[0] = $this->_fc_route_addRecordIdPrefix($segments, 0, array('#__content', '#__categories'), $_tbl, $parent_id);
$is_item_view = $_tbl === '#__content';
}
else
{
$is_item_view = $add_item_sef_segment === 0 && in_array($mview, array('category'));
$segments[0] = $is_item_view
? $this->_fc_route_addRecordIdPrefix($segments, 0, '#__content', $_tbl, $parent_id)
: $this->_fc_route_addRecordIdPrefix($segments, 0, '#__categories', $_tbl, $parent_id);
}
/**
* First check for bad URLs, this is needed for bad URLs with invalid MENU ALIAS segments,
* that are routed to FLEXIcontent because the PARENT menu is FLEXIcontent MENU ITEM
*/
$element_id_0 = (int) $segments[0];
// Force article error page
if (!$element_id_0)
{
$vars['view'] = 'item';
$vars['cid'] = '0';
$vars['id'] = '0';
}
// Item view
elseif ($is_item_view)
{
$vars['view'] = 'item';
$vars['cid'] = $menu->query['cid'];
$vars['id'] = $segments[0];
}
// Category view
else
{
$vars['view'] = 'category';
$vars['cid'] = $segments[0];
}
return $vars;
/**
* SEGMENT LENGTH 2
* Is 'item' view, BUT detect bad 2-segments URL (Segments must be integer prefixed)
*/
case 2:
$segments[0] = $this->_fc_route_addRecordIdPrefix($segments, 0, '#__categories', $_tbl, $parent_id);
$segments[1] = $this->_fc_route_addRecordIdPrefix($segments, 1, array('#__content', '#__categories'), $_tbl, $parent_id);
/**
* Check for bad URLs, THIS is needed for bad URLs with invalid MENU ALIAS segments,
* that are routed to FLEXIcontent because the PARENT menu is FLEXIcontent MENU ITEM
*/
$element_id_0 = (int) $segments[0];
$element_id_1 = (int) $segments[1];
if (!$element_id_0 || !$element_id_1)
{
// Force article error page
$vars['view'] = 'item';
$vars['cid'] = '0';
$vars['id'] = '0';
return $vars;
}
/**
* With legacy code this would always be item view, but with remove IDs option
* the 2-segment URLs maybe also be a case of 2 segment category alias path
*/
if (!$_tbl || $_tbl === '#__content')
{
$vars['view'] = 'item';
$vars['cid'] = $segments[0];
$vars['id'] = $segments[1];
}
else
{
$vars['view'] = 'category';
$vars['cid'] = $segments[1];
}
return $vars;
/**
* SEGMENT LENGTH > 2
* Explicit view at segment 0, and handle segments 1 and higher, as "/variable/value/" pairs
*/
default:
static $flexi_views = null;
/**
* 0. Find out component views that exist on disk
*/
if ($flexi_views === null)
{
$flexi_view_paths = glob(JPATH_SITE . DS . 'components' . DS . 'com_flexicontent' . DS . 'views' . DS . '[a-zA-Z_0-9]*', GLOB_ONLYDIR);
foreach ($flexi_view_paths as $flexi_view_path)
{
$flexi_view = basename($flexi_view_path);
if ($flexi_view !== '.' && $flexi_view !== '..')
{
$flexi_views[$flexi_view] = 1;
}
}
}
/**
* Check if given an explicit view (view exists in the disk)
*/
$explicit_view = $segments[0];
$is_explicit_view = isset($flexi_views[$explicit_view]);
/**
* A. View not given explicitly, try to find it by checking IDs and Aliases
*/
if (!$is_explicit_view)
{
$detected_view = 'category';
for ($i = 0; $i < count($segments); $i++)
{
$record_id = $this->_fc_route_getRecordIdByAlias(str_replace(':', '-', $segments[$i]), $parent_id, $language = null, $tbl = '#__categories');
if (!$record_id && $i === count($segments) - 1)
{
$detected_view = 'item';
$record_id = $this->_fc_route_getRecordIdByAlias(str_replace(':', '-', $segments[$i]), $parent_id, $language = null, $tbl = '#__content');
}
$record_id = $record_id ?: (int) $segments[$i];
// Throw non found view error if not found
if (!$record_id)
{
// Make sure our language file has been loaded
JFactory::getLanguage()->load('com_flexicontent', JPATH_SITE, 'en-GB', true);
JFactory::getLanguage()->load('com_flexicontent', JPATH_SITE, null, true);
throw new Exception(JText::sprintf('FLEXI_REQUESTED_CONTENT_OR_VIEW_NOT_FOUND', $explicit_view), 404);
}
$segments[$i] = $record_id . ':' . str_replace(':', '-', $segments[$i]);
$parent_id = $record_id;
}
$vars['view'] = $detected_view;
$detected_view === 'item'
? $vars['id'] = end($segments)
: $vars['cid'] = end($segments);
}
/**
* B. View given explicitly
*/
else
{
/**
* 1. First segment is an explicitely provided view
*/
$vars['view'] = $explicit_view;
/**
* 2. Consider remaining segments as "/variable/value/" pairs
*/
for ($i = 1; $i < count($segments); $i = $i + 2)
{
$vars[$segments[$i]] = $segments[$i];
}
}
return $vars;
}
}
/**
* Get the ID of a record when given the record's alias and table name
*/
private function _fc_route_getRecordIdByAlias(
$alias, $parent_id = null, $language = null,
$tbl = '#__categories', $alias_col = 'alias'
)
{
$language = !$language /*&& !$parent_id*/ ? JFactory::getLanguage()->getTag() : $language;
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->select('i.id')
->from($db->QuoteName($tbl) . ' AS i')
->where('i.' . $db->QuoteName($alias_col) . ' = ' . $db->Quote($alias));
/**
* Limit query to categories of com_content extension !
*/
if ($tbl === '#__categories')
{
$query->where($db->QuoteName('extension') . ' = ' . $db->Quote('com_content'));
}
/**
* Limit to parent category (or parent record), because same record alias may exist in for records in other categories
*/
if ($parent_id)
{
if ($tbl === '#__content')
{
$query->join('INNER', '#__flexicontent_cats_item_relations AS rel ON rel.itemid = i.id')->where('rel.catid = ' . (int) $parent_id);
}
elseif ($tbl === '#__categories')
{
$query->where('i.' . $db->QuoteName('parent_id') . ' = ' . (int) $parent_id);
}
else
{
$query->select('i.parent_id');
//$query->where('i.' . $db->QuoteName('parent_id') . ' = ' . (int) $parent_id);
}
}
if ($language)
{
if ($tbl === '#__content') // || $tbl === '#__categories'
{
$query->where('(i.language = ' . $db->Quote($language) . ' OR i.language = ' . $db->Quote('*') . ')');
}
if ($tbl === '#__content' || $tbl === '#__categories')
{
$query->select('i.language');
}
}
//echo $alias . ' -- ' . $query . '<br>';
$records = $db->setQuery($query)->loadObjectList();
/**
* Multiple records with same alias were found, try to filter out records with non-matching language
* (if not done by query already, e.g. not done for #__categories)
*/
if (count($records) > 1 && $language)
{
foreach($records as $k => $record)
{
if ($record->language != $language && $record->language != '*')
{
if (count($records) > 1) unset($records[$k]);
}
}
}
/*
* We still have multiple records with same alias, try to filter out records with non-matching parent_id
* (if not done by query already, e.g. not done for #__categories)
*/
if (count($records) > 1 && $parent_id)
{
foreach($records as $record)
{
if ((int) $record->parent_id !== (int) $parent_id)
{
if (count($records) > 1) unset($records[$k]);
}
}
}
/**
* If we now have 1 record, return
* But for multiple content items with same alias just return the first one
* We do this for compatibility as MVC should make sure that this does not happen
*/
if (count($records) === 1 || (count($records) && $tbl === '#__content'))
{
$record = reset($records);
return (int) $record->id;
}
if (count($records) > 1)
{
// Make sure our language file has been loaded
JFactory::getLanguage()->load('com_flexicontent', JPATH_SITE, 'en-GB', true);
JFactory::getLanguage()->load('com_flexicontent', JPATH_SITE, null, true);
throw new Exception(JText::sprintf('FLEXI_DUPLICATE_ALIAS_FAILED_TO_FIND_UNIQUE_PAGE', ($tbl === '#__categories' ? 'category' : 'item'), $alias), 404);
}
return 0;
}
/**
* Prepend record ID to a SEF URL segment $segment[$i], if id is not already present
*/
private function _fc_route_addRecordIdPrefix(
$segments, $i, $tbls, & $tbl = null,
& $parent_id = null, $language = null, $alias_col = 'alias'
)
{
// None DB table tried
$tbl = null;
$tbls = is_array($tbls) ? $tbls : array($tbls);
if (!isset($segments[$i]))
{
return null;
}
$params = JComponentHelper::getParams('com_flexicontent');
$add_item_sef_segment = (int) $params->get('add_item_sef_segment', 1);
$remove_ids = (int) $params->get('sef_ids', 0);
if (!$remove_ids)
{
if ($add_item_sef_segment !== 2)
{
return $segments[$i];
}
else
{
$slug = str_replace(':', '-', $segments[$i]);
$record_alias_from_url = substr($slug, stripos($slug, '-') + 1);
$record_id_from_url = (int) substr($slug, 0, stripos($slug, '-'));
}
}
else
{
$record_alias_from_url = str_replace(':', '-', $segments[$i]);
$record_id_from_url = 0;
}
/**
* Try finding the alias in the DB tables in the order they were given
*/
foreach ($tbls as $_tbl)
{
// Get record ID from record's alias
$record_id_from_alias = $this->_fc_route_getRecordIdByAlias(
$record_alias_from_url,
$parent_id,
$language,
$_tbl,
$alias_col
);
// Only prepend record ID if it was found, otherwise prepend nothing allowing legacy SEF URLs that contain IDs to work
if ($record_id_from_alias && (!$record_id_from_url || $record_id_from_url === $record_id_from_alias))
{
$tbl = $_tbl;
$segments[$i] = $record_id_from_alias . '-' . $record_alias_from_url;
break;
}
}
/**
* Compatibility: If we fail to find the alias, then check if segment is in format id-alias
* (Removing IDs from URLs was enabled in websites that used to have legacy URLs with ids)
* (These legacy URLs have been indexed by search engines and bookmarked by visitors)
*/
if (!$tbl && $remove_ids)
{
$slug = str_replace(':', '-', $segments[$i]);
$record_alias_from_url = substr($slug, stripos($slug, '-') + 1);
$record_id_from_url = (int) substr($slug, 0, stripos($slug, '-'));
if ($record_id_from_url)
{
foreach ($tbls as $_tbl)
{
// Get record ID from record's alias
$record_id_from_alias = $this->_fc_route_getRecordIdByAlias(
$record_alias_from_url,
$parent_id,
$language,
$_tbl,
$alias_col
);
// Only prepend record ID if it was found, otherwise prepend nothing allowing legacy SEF URLs that contain IDs to work
if ($record_id_from_alias && (!$record_id_from_url || $record_id_from_url === $record_id_from_alias))
{
$tbl = $_tbl;
$segments[$i] = $record_id_from_alias . '-' . $record_alias_from_url;
break;
}
}
}
}
// Set found record ID as parent ID
$parent_id = $record_id_from_alias;
// Return the target segment that was (possibly) prepended with the record ID
return $segments[$i];
}
private function _fc_route_getItemCategoryPath($id, $cid, $menu_catid)
{
global $globalcats;
// If current category id not given then use item's main category
if (!isset($globalcats[$cid]))
{
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->select('i.catid')
->from($db->QuoteName('#__content') . ' AS i')
->where('i.id = ' . (int) $id);
$cid = (int) $db->setQuery($query)->loadResult();
}
$catid = $cid;
$segs = array();
do
{
if (!isset($globalcats[$catid]) || (int) $catid === (int) $menu_catid)
{
break;
}
$cat = $globalcats[$catid];
$segs[] = substr($cat->slug, strlen($catid) + 1);
$catid = $cat->parent_id;
}
while (true);
return array_reverse($segs);
}
/**
* Build URL segments for the given category (and optionally item)
* appeding them to the given $segments array
*/
function _fc_route_buildCatPath(&$segments, $item_id, $cat_id, $menu_catid, $view)
{
static $add_item_sef_segment = null;
if ($add_item_sef_segment === null)
{
$add_item_sef_segment = (int) JComponentHelper::getParams('com_flexicontent')->get('add_item_sef_segment', 1);
}
/**
* Create segments defining the category, this is an array of [category aliases] starting from the category of the menu item
*/
$catpath = $this->_fc_route_getItemCategoryPath($item_id, $cat_id, $menu_catid);
/**
* Distinguish item view from category view when having 2 segments URLs
* by adding the view explicitely according to configuration
*/
if (count($segments) === 0)
{
if (count($catpath) === 1 && $add_item_sef_segment === 0 && $view === 'category')
{
$segments[] = 'category';
}
elseif (count($catpath) === 0 && $add_item_sef_segment === 1 && $view === 'item')
{
$segments[] = 'item';
}
}
/**
* Finally add the category aliases segments
*/
foreach($catpath as $seg)
{
$segments[] = $seg;
}
}
/**
* Parse URL segments as a path of category aliases
*
* return Integer The category having the last alias of the path
*/
private function _fc_route_parseCatPath(
&$segments, $expected_view, $start, $parent_id,
$tbl = '#__categories', $alias_col = 'alias'
)
{
// Segment missing
if (!isset($segments[$start]))
{
return null;
}
for ($i = $start; $i < count($segments); $i++)
{
$record_id = $this->_fc_route_getRecordIdByAlias(str_replace(':', '-', $segments[$i]), $parent_id, $language = null, $tbl, $alias_col);
$record_id = $record_id ?: (int) $segments[$i];
// Throw non found view error if not found
if (!$record_id)
{
// Make sure our language file has been loaded
JFactory::getLanguage()->load('com_flexicontent', JPATH_SITE, 'en-GB', true);
JFactory::getLanguage()->load('com_flexicontent', JPATH_SITE, null, true);
throw new Exception(JText::sprintf('FLEXI_REQUESTED_CONTENT_OR_VIEW_NOT_FOUND', $expected_view), 404);
}
$segments[$i] = $record_id . ':' . str_replace(':', '-', $segments[$i]);
$parent_id = $record_id;
}
return $record_id;
}
}