File form/elements/select/Image.php

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<?PHP
/**
 * Creates a form attribute which is able to select an image
 *
 * from Mastop Go2 module v1.0 for XOOPS
 *
 ### =============================================================
 ### Mastop InfoDigital - Paixão por Internet
 ### =============================================================
 ### Classe para Colocar as imagens da biblioteca em um Select
 ### =============================================================
 ### @author Developer: Fernando Santos (topet05), fernando@mastop.com.br
 ### @Copyright: Mastop InfoDigital � 2003-2007
 ### -------------------------------------------------------------
 ### www.mastop.com.br
 ### =============================================================
 *
 * @license     http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU General Public License (GPL)
 * @category    ICMS
 * @package     Form
 * @subpackage  Elements
 * @author      modified by UnderDog <underdog@impresscms.org>
 * @version     $Id: Image.php 12340 2013-09-22 04:11:09Z skenow $
 */

defined('ICMS_ROOT_PATH') or die();

/**
 * Create a form element to select an image
 *
 * @category    ICMS
 * @package     Form
 * @subpackage  Elements
 *
 * @copyright   http://www.impresscms.org/ The ImpressCMS Project
 */
class icms_form_elements_select_Image extends icms_form_elements_Select {
    /**
     * OptGroup
     * @var array
     * @access  private
     */
    private $_optgroups = array();
    private $_optgroupsID = array();

    /**
     * Construtor
     *
     * @param   string  $caption
     * @param   string  $name
     * @param   mixed     $value    Value for the Select attribute
     * @param   string  $cat    Name of the Category
     */
    public function __construct($caption, $name, $value = NULL, $cat = NULL) {
        parent::__construct($caption, $name, $value);
        $this->addOptGroupArray($this->getImageList($cat));
    }

    /**
     * Adiciona um Optgroup
     *
     * @param   string  $value  opções do Grupo
     * @param   string  $name   Nome do Grupo de opções
     */
    public function addOptGroup($value = array(), $name = "&nbsp;") {
        $this->_optgroups[$name] = $value;
    }

    /**
     * Adiciona m�ltiplos Optgroups
     *
     * @param   array   $options    Array com nome->opções
     */
    public function addOptGroupArray($options) {
        if (is_array($options)) {
            foreach ($options as $k=>$v) {
                $this->addOptGroup($v, $k);
            }
        }
    }

    /**
     * Gets the image list
     *
     * @param    mixed     $cat    category number or array of categories
     * @return   string    $ret    The imagelist string
     */
    public function getImageList($cat = NULL) {
        $ret = array();
        if (!is_object(icms::$user)) {
            $group = array(XOOPS_GROUP_ANONYMOUS);
        } else {
            $group =& icms::$user->getGroups();
        }
        $imgcat_handler = icms::handler('icms_image_category');
        $catlist =& $imgcat_handler->getList($group, 'imgcat_read', 1);
        if (is_array($cat) && count($catlist) > 0) {
            foreach ($catlist as $k=>$v) {
                if (!in_array($k, $cat)) {
                    unset($catlist[$k]);
                }
            }
        } elseif (is_int($cat)) {
            $catlist = array_key_exists($cat, $catlist) ? array($cat=>$catlist[$cat]) : array();
        }

        $image_handler = icms::handler('icms_image');
        foreach ($catlist as $k=>$v) {
            $this->_optgroupsID[$v] = $k;
            $criteria = new icms_db_criteria_Compo(new icms_db_criteria_Item('imgcat_id', $k));
            $criteria->add(new icms_db_criteria_Item('image_display', 1));
            $total = $image_handler->getCount($criteria);
            if ($total > 0) {
                $imgcat =& $imgcat_handler->get($k);
                $storetype = $imgcat->getVar('imgcat_storetype');
                if ($storetype == 'db') {
                    $images =& $image_handler->getObjects($criteria, FALSE, TRUE);
                } else {
                    $images =& $image_handler->getObjects($criteria, FALSE, FALSE);
                }
                foreach ($images as $i) {
                    if ($storetype == "db"){
                        $ret[$v]["/image.php?id=" . $i->getVar('image_id')] = $i->getVar('image_nicename');
                    } else {
                        $categ_path = $imgcat_handler->getCategFolder($imgcat);
                        $categ_path = str_replace(ICMS_ROOT_PATH, '', $categ_path);
                        $path = (substr($categ_path,-1) != '/') ? $categ_path . '/' : $categ_path;
                        $ret[$v][$path . $i->getVar('image_name')] = $i->getVar('image_nicename');
                    }
                }
            } else {
                $ret[$v] = "";
            }
        }
        return $ret;
    }

    /**
     * Get Optgroups
     *
     * @return  array   Array of optgroups
     */
    public function getOptGroups() {
        return $this->_optgroups;
    }

    /**
     * Get OptgroupIDs
     *
     * @return  array   Array of optgroupids
     */
    public function getOptGroupsID() {
        return $this->_optgroupsID;
    }

    /**
     * Renders the HTML for the select form attribute
     * @return   string    $ret    the constructed select form attribute HTML
     */
    public function render(){
        if (!is_object(icms::$user)) {
            $group = array(XOOPS_GROUP_ANONYMOUS);
        } else {
            $group =& icms::$user->getGroups();
        }
        $imgcat_handler = icms::handler('icms_image_category');
        $catlist =& $imgcat_handler->getList($group, 'imgcat_write', 1);
        $catlist_total = count($catlist);
        $optIds = $this->getOptGroupsID();
        $ret = "<select onchange='if(this.options[this.selectedIndex].value != \"\"){ document.getElementById(\""
            . $this->getName() . "_img\").src=\"" . ICMS_URL . "\"+this.options[this.selectedIndex].value;}else{document.getElementById(\"" . $this->getName() . "_img\").src=\""
            . ICMS_URL . "/images/blank.gif\";}'  size='" . $this->getSize() . "'" . $this->getExtra() . "";
        if ($this->isMultiple() != false) {
            $ret .= " name='" . $this->getName() . "[]' id='" . $this->getName() . "[]' multiple='multiple'>\n";
        } else {
            $ret .= " name='" . $this->getName() . "' id='" . $this->getName() . "'>\n";
        }
        $ret .= "<option value=''>" . _SELECT . "</option>\n";
        foreach ($this->getOptGroups() as $nome => $valores) {
            $ret .= '\n<optgroup id="img_cat_' . $optIds[$nome] . '" label="' . $nome . '">';
            if (is_array($valores)) {
                foreach ($valores as $value => $name) {
                    $ret .= "<option value='" . htmlspecialchars($value, ENT_QUOTES) . "'";
                    if (count($this->getValue()) > 0 && in_array($value, $this->getValue())) {
                        $ret .= " selected='selected'";
                        $imagem = $value;
                    }
                    $ret .= ">" . $name . "</option>\n";
                }
            }
            $ret .= '</optgroup>\n';
        }
        $browse_url = ICMS_URL."/modules/system/admin/images/browser.php";
        $ret .= "</select>";
        $ret .= ($catlist_total > 0)
            ? " <input type='button' value='" . _ADDIMAGE . "' onclick=\"window.open('$browse_url?target=" . $this->getName() . "','formImage','resizable=yes,scrollbars=yes,width=985,height=470,left='+(screen.availWidth/2-492)+',top='+(screen.availHeight/2-235)+'');return false;\">"
            : "" ;
        $ret .= "<br /><img id='" . $this->getName() . "_img' src='" . ((!empty($imagem)) ? ICMS_URL.$imagem : ICMS_URL . "/images/blank.gif") . "'>";
        return $ret;
    }
}

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