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<?php
/**
* Attachments component
*
* @package Attachments
* @subpackage Attachments_Component
*
* @copyright Copyright (C) 2007-2011 Jonathan M. Cameron, All Rights Reserved
* @license http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
* @link http://joomlacode.org/gf/project/attachments/frs/
* @author Jonathan M. Cameron
*/
defined('_JEXEC') or die('Restricted access');
/**
* Build the route
*
* @param &object &$query the query to construct
*
* @return the segments
*/
function AttachmentsBuildRoute(&$query)
{
// Syntax to upload an attachment:
// index.php?option=com_attachments&task=upload&article_id=44
// --> index.php/attachments/upload/article/44
// or:
// index.php?option=com_attachments&task=upload&parent_id=44
// --> index.php/attachments/upload/parent/44
// Syntax to delete an attachment:
// index.php?option=com_attachments&task=delete&id=4&article_id=44&from=article
// --> /attachments/delete/4/artcile/44
// --> /attachments/delete/4/article/44/from/article
// or:
// index.php?option=com_attachments&task=delete&id=4&parent_id=44&from=parent
// --> /attachments/delete/4/parent/44
// --> /attachments/delete/4/parent/44/from/parent
// Note: The 'from' clause indicates which view the item was called from (eg, article or frontpage)
$segments = array();
$task = $query['task'];
if ( isset($query['task']) ) {
$segments[] = $task;
unset($query['task']);
}
if ( isset($query['id']) ) {
if ( $task == 'update' ) {
$segments[] = 'id';
}
$segments[] = $query['id'];
unset($query['id']);
}
if ( isset($query['article_id']) ) {
$segments[] = 'article';
$segments[] = $query['article_id'];
unset($query['article_id']);
}
if ( isset($query['parent_id']) ) {
$segments[] = 'parent';
$segments[] = $query['parent_id'];
unset($query['parent_id']);
}
if ( isset($query['parent_type']) ) {
$segments[] = 'parent_type';
$segments[] = $query['parent_type'];
unset($query['parent_type']);
}
if ( isset($query['parent_entity']) ) {
$segments[] = 'parent_entity';
$segments[] = $query['parent_entity'];
unset($query['parent_entity']);
}
if ( isset($query['controller']) ) {
$segments[] = 'controller';
$segments[] = $query['controller'];
unset($query['controller']);
}
if ( isset($query['uri']) ) {
$segments[] = 'uri';
$segments[] = $query['uri'];
unset($query['uri']);
}
if ( isset($query['update']) ) {
$segments[] = 'update';
$segments[] = $query['update'];
unset($query['update']);
}
if ( isset($query['from']) ) {
$segments[] = 'from';
$segments[] = $query['from'];
unset($query['from']);
}
if ( isset($query['tmpl']) ) {
$segments[] = 'tmpl';
$segments[] = $query['tmpl'];
unset($query['tmpl']);
}
return $segments;
}
/**
* Parse the route
*
* @param array $segments
*
* @return the variables parsed from the route
*/
function AttachmentsParseRoute($segments)
{
$vars = array();
// NOTE: The task=taskname pair must ALWAYS on the right after opton=com_attachments.
// if a controller is specified, it must appear later in the URL.
$task = $segments[0];
$vars['task'] = $task;
$i = 1;
// Handle the the main keyword clause that have an id immediately following them
if ( ($task == 'delete') OR ($task == 'delete_warning') OR ($task == 'download') ) {
$vars['id'] = $segments[$i];
$i = 2;
}
// Handle the other clauses
while ( $i < count($segments) ) {
// Look for article IDs
if ( ($segments[$i] == 'article') AND ($segments[$i-1] != 'from') ) {
if ( $i+1 >= count($segments) ) {
echo "<br />Error in AttachmentsParseRoute: Found 'article' without a following article ID!<br />";
exit;
}
$vars['article_id'] = $segments[$i+1];
$i++;
}
// Look for parent ID clause
if ( (($segments[$i] == 'parent') OR ($segments[$i] == 'parent_id')) AND ($segments[$i-1] != 'from') ) {
if ( $i+1 >= count($segments) ) {
echo "<br />Error in AttachmentsParseRoute: Found 'parent' without a following parent ID!<br />";
exit;
}
$vars['parent_id'] = $segments[$i+1];
$i++;
}
// Look for 'parent_type' clause
if ( $segments[$i] == 'parent_type' ) {
if ( $i+1 >= count($segments) ) {
echo "<br />Error in AttachmentsParseRoute: Found 'parent_type' without the actual type!<br />";
exit;
}
$vars['parent_type'] = $segments[$i+1];
$i++;
}
// Look for 'parent_entity' clause
if ( $segments[$i] == 'parent_entity' ) {
if ( $i+1 >= count($segments) ) {
echo "<br />Error in AttachmentsParseRoute: Found 'parent_entity' without the actual type!<br />";
exit;
}
$vars['parent_entity'] = $segments[$i+1];
$i++;
}
// Look for 'controller' clause
if ( $segments[$i] == 'controller' ) {
if ( $i+1 >= count($segments) ) {
echo "<br />Error in AttachmentsParseRoute: Found 'controller' without controller type!<br />";
exit;
}
$vars['controller'] = $segments[$i+1];
$i++;
}
// Look for 'id' clause
if ( $segments[$i] == 'id' ) {
if ( $i+1 >= count($segments) ) {
echo "<br />Error in AttachmentsParseRoute: Found 'id' without any info!<br />";
exit;
}
$vars['id'] = $segments[$i+1];
}
// Look for 'uri' clause
if ( $segments[$i] == 'uri' ) {
if ( $i+1 >= count($segments) ) {
echo "<br />Error in AttachmentsParseRoute: Found 'uri' without any info!<br />";
exit;
}
$vars['uri'] = $segments[$i+1];
$i++;
}
// Look for 'update' clause
if ( $segments[$i] == 'update' ) {
if ( $i+1 >= count($segments) ) {
echo "<br />Error in AttachmentsParseRoute: Found 'update' without any info!<br />";
exit;
}
$vars['update'] = $segments[$i+1];
$i++;
}
// Look for 'from' clause
if ( $segments[$i] == 'from' ) {
if ( $i+1 >= count($segments) ) {
echo "<br />Error in AttachmentsParseRoute: Found 'from' without any info!<br />";
exit;
}
$vars['from'] = $segments[$i+1];
$i++;
}
// Look for 'tmpl' clause
if ( $segments[$i] == 'tmpl' ) {
if ( $i+1 >= count($segments) ) {
echo "<br />Error in AttachmentsParseRoute: Found 'tmpl' without any template name!<br />";
exit;
}
$vars['tmpl'] = $segments[$i+1];
$i++;
}
$i++;
}
return $vars;
}
?>