Sef Ext.php:
<?php
/**
* SEF advance component extension
*
* This extension will give the SEF advance style URLs to the Mamblog component
* Place this file (sef_ext.php) in the main component directory
* Note that class must be named: sef_componentname
*
* Copyright (C) 2003-2004 Emir Sakic, http://www.sakic.net, All rights reserved.
*
* Comments: for SEF advance > v3.6
**/
class sef_mamblog {
var $url_array = array();
function _getValue( &$string, &$sefstring, $val, $addval=false ) {
$retval = "";
if ( trim( $val ) ) {
if (eregi("&$val=", $string)) {
$temp = split("&$val=", $string);
$temp = split("&", $temp[1]);
if ($addval) $sefstring .= $temp[0]."/";
$retval = $temp[0];
}
}
return $retval;
}
function _revertValue( &$QUERY_STRING, $pos, $valname="" ) {
$var = "";
if (isset($this->url_array[$pos]) && $this->url_array[$pos]!="") {
// component/example/$var1/
$var = $this->url_array[$pos];
if ( $valname ) $this->_setValue( $valname, $var );
}
return $var;
}
function _setValue( $valname, $var ) {
$_GET[$valname] = $var;
$_REQUEST[$valname] = $var;
$QUERY_STRING .= "&$valname=$var";
}
function _cleanupString( $string ) {
global $lowercase, $longurl, $url_replace;
$string = strtr( $string, " ", _SEF_SPACE );
$string = strtr( $string, $url_replace );
if ( $lowercase > 0 ) $string = strtolower( $string );
return $string;
}
/**
* Creates the SEF advance URL out of the Mambo request
* Input: $string, string, The request URL (index.php?option=com_example&Itemid=$Itemid)
* Output: $sefstring, string, SEF advance URL ($var1/$var2/)
**/
function create ($string) {
global $database;
// $string == "index.php?option=com_example&Itemid=$Itemid&var1=$var1&var2=$var2"
$sefstring = "";
$action = $this->_getValue( $string, $sefstring, 'action' );
$task = $this->_getValue( $string, $sefstring, 'task' );
$ignorecount = intval( $this->_getValue( $string, $sefstring, 'ignorecount' ) );
if ( $task == "show" ) {
if ( $action == "user" || $action == "userarchive" ) {
$id = $this->_getValue( $string, $sefstring, 'id' );
if ( intval($id) > 0 ) {
$id = intval( $id );
$database->setQuery("SELECT username FROM #__users WHERE id='$id'");
$user = $database->loadResult();
} else {
$user = $id;
}
$user = $this->_cleanupString( $user );
$sefstring .= "$action/$user/";
$sefstring .= $ignorecount ? "1/" : "";
} else if ( $action == "view" || $action == "comment" ) {
$id = intval( $this->_getValue( $string, $sefstring, 'id' ) );
$database->setQuery("SELECT title FROM #__content WHERE id='$id'");
$title = $this->_cleanupString( $database->loadResult() );
$sefstring .= "$action/$id/$title/";
} else if ( $action == "bydate" ) {
$sefstring .= "$action/";
$id = intval( $this->_getValue( $string, $sefstring, 'id' ), true );
$sefstring .= $ignorecount ? "1/" : "";
} else if ( $action == "all" || $action == "frontpage" ||
$action == "showmyblog" || $action == "showmyarchive" ) {
$sefstring .= "$action/";
$sefstring .= $ignorecount ? "1/" : "";
} else {
$sefstring .= "show/";
$sefstring .= $ignorecount ? "1/" : "";
}
} else if ( $task == "edit" ) {
if ( $action == "delete" ) {
$sefstring .= "delete/";
$id = intval( $this->_getValue( $string, $sefstring, 'id' ), true );
} else if ( $action == "modify" ) {
$sefstring .= "edit/";
$id = intval( $this->_getValue( $string, $sefstring, 'id', true ) );
} else {
$sefstring .= "edit/";
}
} else {
}
// $sefstring == "$var1/$var2/"
return $sefstring;
}
/**
* Reverts to the Mambo query string out of the SEF advance URL
* Input:
* $url_array, array, The SEF advance URL split in arrays (first custom virtual directory beginning at $pos+1)
* $pos, int, The position of the first virtual directory (component)
* Output: $QUERY_STRING, string, Mambo query string (var1=$var1&var2=$var2)
* Note that this will be added to already defined first part (option=com_example&Itemid=$Itemid)
**/
function revert ($url_array, $pos) {
// define all variables you pass as globals
global $task, $action, $id, $ignorecount;
// Examine the SEF advance URL and extract the variables building the query string
$this->url_array = $url_array;
$QUERY_STRING = "";
$check = $this->_revertValue( &$QUERY_STRING, $pos + 2 );
switch ( $check ) {
case "user":
case "userarchive":
$task = "show";
$this->_setValue( "task", $task );
$action = $check;
$this->_setValue( "action", $action );
$id = $this->_revertValue( &$QUERY_STRING, $pos + 3, 'id' );
$foo = $this->_revertValue( &$QUERY_STRING, $pos + 4 );
if ( $foo ) {
$ignorecount = "1";
$this->_setValue( "ignorecount", "1" );
}
break;
case "view":
case "comment":
$task = "show";
$this->_setValue( "task", $task );
$action = $check;
$this->_setValue( "action", $action );
$id = $this->_revertValue( &$QUERY_STRING, $pos + 3, 'id' );
break;
case "bydate":
$task = "show";
$this->_setValue( "task", $task );
$action = $check;
$this->_setValue( "action", $action );
$id = $this->_revertValue( &$QUERY_STRING, $pos + 3, 'id' );
$foo = $this->_revertValue( &$QUERY_STRING, $pos + 4 );
if ( $foo ) {
$ignorecount = "1";
$this->_setValue( "ignorecount", "1" );
}
break;
case "show":
$task = "show";
$this->_setValue( "task", $task );
$action = "";
$this->_setValue( "action", $action );
$foo = $this->_revertValue( &$QUERY_STRING, $pos + 3 );
if ( $foo ) {
$ignorecount = "1";
$this->_setValue( "ignorecount", "1" );
}
break;
case "all":
case "frontpage":
case "showmyblog":
case "showmyarchive":
$task = "show";
$this->_setValue( "task", $task );
$action = $check;
$this->_setValue( "action", $action );
$foo = $this->_revertValue( &$QUERY_STRING, $pos + 4 );
if ( $foo ) {
$ignorecount = "1";
$this->_setValue( "ignorecount", "1" );
}
break;
case "edit":
case "delete":
$task = "edit";
$this->_setValue( "task", $task );
$id = $this->_revertValue( &$QUERY_STRING, $pos + 3, 'id' );
if ( $check == "edit" && trim( $id ) ) {
$action = "modify";
} else {
$action = $check;
}
$this->_setValue( "action", $action );
break;
case "":
break;
default:
}
return $QUERY_STRING;
}
}
?>
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