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<?php
// EasyGiant is a PHP framework for creating and managing dynamic content
//
// Copyright (C) 2009 - 2011 Antonio Gallo
// See COPYRIGHT.txt and LICENSE.txt.
//
// This file is part of EasyGiant
//
// EasyGiant is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// EasyGiant is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with EasyGiant. If not, see <http://www.gnu.org/licenses/>.
if (!defined('EG')) die('Direct access not allowed!');
//class to create the popup menu
class Helper_Popup extends Helper_Html {
public $popupArray = array(); //array of popup objects (see popup.php)
public $url = null; //the url (controller/action) to link by means of the popup menù
// public $fieldArg = null; //the key of the viewArgs array to set to the field in the where clause
// public $valueArg = null; //the key of the viewArgs array to be set to the value in the where clause
public $pageArg = null; //the key of the viewArgs array representing the page number. $this->viewArgs[$this->pageArg] is set to 1 if $this->pageArg !== null
//the type of the popup. If type !=exclusive, than each voice selected is added to the where clause. If type=exclusive, the selection of a popup voice causes the unselection of the other voices
public $type = null;
public $allString = null;
//list of popup names
public $popupItems = array();
//if it has to print the filter legend
public $printLegend = false;
//popup legend
public $legend = array();
public function __construct()
{
//get the generic language class
$this->strings = Factory_Strings::generic(Params::$language);
$this->allString = $this->strings->gtext('All');
}
public function build($url, $popupArray = null, $type = 'exclusive', $pageArg = null, $printLegend = false) {
$this->url = $url;
$this->popupArray = $popupArray;
$this->pageArg = $pageArg;
$this->type = $type;
$this->printLegend = $printLegend;
foreach ($this->popupArray as $field => $popup)
{
$this->popupItems[] = $field;
}
}
//check that the ViewArgs array is complete
public function checkViewArgs()
{
foreach ($this->popupArray as $field => $popup)
{
if (!array_key_exists($field,$this->viewArgs)) return false;
}
return true;
}
//unselect the voices different from the current one
public function unselect($currentVoice)
{
foreach ($this->popupItems as $item)
{
if (strcmp($item,$currentVoice) !== 0) $this->viewArgs[$item] = Params::$nullQueryValue;
}
}
//create the HTML of the popup
public function render() {
$returnString = null;
if ($this->checkViewArgs())
{
if (isset($this->viewArgs[$this->pageArg]))
{
$this->viewArgs[$this->pageArg] = 1;
}
foreach ($this->popupArray as $field => $popup)
{
//default legend
$this->legend[$field] = Params::$nullQueryValue;
if ($this->type === 'exclusive') $this->unselect($field);
//save the value of the current ViewArg
$tempArg = $this->viewArgs[$field];
$this->legend[$field] = $tempArg;
$returnString .= "<ul onMouseOver='DisplayTag(this,\"block\");' onMouseOut='DisplayTag(this,\"none\");' id='menuBlock'><li class='innerItem'>".$popup->name."<ul class='innerList'>\n";
for ($i = 0; $i < count($popup->itemsValue); $i++)
{
$this->viewArgs[$field] = $popup->itemsValue[$i];
$viewStatus = Url::createUrl(array_values($this->viewArgs));
$returnString .= "<li><a href='".Url::getRoot($this->url).$viewStatus."'>".$popup->itemsName[$i]."</a></li>\n";
//set the legend
if (strcmp($popup->itemsValue[$i],$this->legend[$field]) === 0)
{
$this->legend[$field] = $popup->itemsName[$i];
}
}
$this->viewArgs[$field] = Params::$nullQueryValue;
$viewStatus = Url::createUrl(array_values($this->viewArgs));
$returnString .= "<li><a href='".Url::getRoot($this->url).$viewStatus."'>".$this->allString."</a></li>\n";
$returnString .= "</ul>\n</li>\n</ul>\n";
$this->viewArgs[$field] = $tempArg;
}
if ($this->printLegend)
{
$returnString .= "<div class='popup_legend'>\n";
foreach ($this->popupArray as $field => $popup)
{
$returnString .= "<div class='popup_legend_item'>".$this->legend[$field]."</div>";
}
$returnString .= "</div>\n";
}
if (count($this->popupArray)>0) {
$returnString .= "<script type=\"text/javascript\" src=\"/Public/Js/DisplayTag.js\"></script>\n";
}
}
return $returnString;
}
}
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