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<?php
/*
* Copyright 2005-2016 OCSInventory-NG/OCSInventory-ocsreports contributors.
* See the Contributors file for more details about them.
*
* This file is part of OCSInventory-NG/OCSInventory-ocsreports.
*
* OCSInventory-NG/OCSInventory-ocsreports 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 2 of the License,
* or (at your option) any later version.
*
* OCSInventory-NG/OCSInventory-ocsreports 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 OCSInventory-NG/OCSInventory-ocsreports. if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
/**
* Menu class
*
* The class generate and render the boostrap menu
*
*/
class MenuRenderer {
private $active_link;
private $parent_elem_clickable;
public function __construct() {
$this->active_link = null;
$this->parent_elem_clickable = false;
}
public function render(Menu $menu) {
$html = '<ul class="nav navbar-nav">';
foreach ($menu->getChildren() as $menu_elem) {
$html .= $this->renderElem($menu_elem);
}
$html .= '</ul>';
return $html;
}
/**
* Render a MenuElem with html tag
*
* @param MenuElem $menu_elem The MenuElem to convert
* @param integer $level The level
*
* @return string The html tag code
*/
public function renderElem(MenuElem $menu_elem, $level = 0) {
// Hook to check if the elem must be displayed or not
if (!$this->canSeeElem($menu_elem)) {
return '';
}
if ($this->isParentElemClickable() || !$menu_elem->hasChildren()) {
$href = $this->getUrl($menu_elem);
} else {
$href = "#";
}
$label = $this->getLabel($menu_elem);
$attrs = $this->buildAttrs($menu_elem);
$html = "<li " . $attrs['li'] . ">";
$html .= "<a href='$href' " . $attrs['a'] . ">$label</a>";
if ($menu_elem->hasChildren()) {
$children_html = '';
foreach ($menu_elem->getChildren() as $child_elem) {
$children_html .= $this->renderElem($child_elem, $level + 1);
}
// Hide menu elem if none of its children could be displayed
if (empty($children_html)) {
return '';
}
$html .= '<ul class="dropdown-menu">';
$html .= $children_html;
$html .= '</ul>';
}
$html .= '</li>';
return $html;
}
public function getActiveLink() {
return $this->active_link;
}
public function setActiveLink($active_link) {
$this->active_link = $active_link;
}
public function isParentElemClickable() {
return $this->parent_elem_clickable;
}
public function setParentElemClickable($parent_elem_clickable) {
$this->parent_elem_clickable = $parent_elem_clickable;
}
protected function canSeeElem(MenuElem $menu_elem) {
//@TODO : buggy code
return true;
}
protected function getUrl(MenuElem $menu_elem) {
return $menu_elem->getUrl();
}
protected function getLabel(MenuElem $menu_elem) {
$label = $this->translateLabel($menu_elem->getLabel());
if ($menu_elem->hasChildren() && $level == 0) {
$label .= ' <b class="caret"></b>';
}
return $label;
}
protected function buildAttrs(MenuElem $menu_elem) {
$attr_li = $attr_a = array();
if ($menu_elem->hasChildren()) {
//@TODO : buggy code
if ($level > 0) {
$attr_li['class'][] = 'dropdown-submenu';
if (!$this->isParentElemClickable()) {
$attr_a['class'][] = 'dropdown-toggle';
} else {
$attr_a['class'][] = 'dropdown-submenu-toggle';
}
} else {
$attr_li['class'][] = 'dropdown';
}
$attr_a['data-toggle'][] = 'dropdown';
}
if ($this->getActiveLink() && $this->getActiveLink() == $menu_elem->getUrl()) {
$attr_li['class'][] = 'active';
} else if ($menu_elem->getLabel() == 'divider' && $menu_elem->getUrl() == 'divider') {
$attr_li['class'] = 'divider';
}
$attr_string_li = $this->attrToString($attr_li);
$attr_string_a = $this->attrToString($attr_a);
return array(
'li' => $attr_string_li,
'a' => $attr_string_a
);
}
/**
* Convert array tag attributes to string
*
* @param array $attr Array of attribute
*
* @return string Conversion of attribute array to string
*/
protected function attrToString(array $attr) {
$html = '';
foreach ($attr as $name => $value) {
if (is_array($value)) {
$val = implode(' ', $value);
} else {
$val = $value;
}
$html .= "$name='" . $val . "' ";
}
return $html;
}
protected function translateLabel($label) {
global $l;
if (substr($label, 0, 2) == 'g(') {
$label = ucfirst($l->g(substr(substr($label, 2), 0, -1)));
}
return strip_tags_array($label);
}
}
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