class.ilImageFileInputGUI.php

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<?php
/* Copyright (c) 1998-2009 ILIAS open source, Extended GPL, see docs/LICENSE */

class ilImageFileInputGUI extends ilFileInputGUI
{
    protected $cache;
    
    public function __construct($a_title = "", $a_postvar = "")
    {
        global $DIC;

        $this->lng = $DIC->language();
        $lng = $DIC->language();

        parent::__construct($a_title, $a_postvar);
        $this->setType("image_file");
        $this->setAllowDeletion(true);
        $this->setSuffixes(array("jpg", "jpeg", "png", "gif"));
        $this->setHiddenTitle("(" . $lng->txt("form_image_file_input") . ")");
        $this->cache = true;
    }

    public function setALlowDeletion($a_val)
    {
        $this->allow_deletion = $a_val;
    }
    
    public function getALlowDeletion()
    {
        return $this->allow_deletion;
    }
    public function setUseCache($a_cache)
    {
        $this->cache = ($a_cache) ? true : false;
    }
    
    public function getUseCache()
    {
        return $this->cache;
    }

    public function setImage($a_image)
    {
        $this->image = $a_image;
    }

    public function getImage()
    {
        return $this->image;
    }

    public function setAlt($a_alt)
    {
        $this->alt = $a_alt;
    }

    public function getAlt()
    {
        return $this->alt;
    }

    public function insert($a_tpl)
    {
        $lng = $this->lng;
        
        $quota_exceeded = $quota_legend = false;
        $i_tpl = new ilTemplate("tpl.prop_image_file.html", true, true, "Services/Form");
        
        if ($this->getImage() != "") {
            if (!$this->getDisabled() && $this->getALlowDeletion()) {
                $i_tpl->setCurrentBlock("delete_bl");
                $i_tpl->setVariable("POST_VAR_D", $this->getPostVar());
                $i_tpl->setVariable(
                    "TXT_DELETE_EXISTING",
                    $lng->txt("delete_existing_file")
                );
                $i_tpl->parseCurrentBlock();
            }
            
            if (strlen($this->getValue())) {
                $i_tpl->setCurrentBlock("has_value");
                $i_tpl->setVariable("TEXT_IMAGE_NAME", $this->getValue());
                $i_tpl->parseCurrentBlock();
            }
            $i_tpl->setCurrentBlock("image");
            if (!$this->getUseCache()) {
                $pos = strpos($this->getImage(), '?');
                if ($pos !== false) {
                    $i_tpl->setVariable("SRC_IMAGE", $this->getImage() . "&amp;time=" . time());
                } else {
                    $i_tpl->setVariable("SRC_IMAGE", $this->getImage() . "?time=" . time());
                }
            } else {
                $i_tpl->setVariable("SRC_IMAGE", $this->getImage());
            }
            $i_tpl->setVariable("ALT_IMAGE", $this->getAlt());
            $i_tpl->parseCurrentBlock();
        }
        
        $pending = $this->getPending();
        if ($pending) {
            $i_tpl->setCurrentBlock("pending");
            $i_tpl->setVariable("TXT_PENDING", $lng->txt("file_upload_pending") .
                ": " . htmlentities($pending));
            $i_tpl->parseCurrentBlock();
        }
        
        $i_tpl->setVariable("POST_VAR", $this->getPostVar());
        $i_tpl->setVariable("ID", $this->getFieldId());
        
        
        /* experimental: bootstrap'ed file upload */
        $i_tpl->setVariable("TXT_BROWSE", $lng->txt("select_file"));
        
        
        if (!$quota_exceeded) {
            $i_tpl->setVariable("TXT_MAX_SIZE", $lng->txt("file_notice") . " " .
                $this->getMaxFileSizeString() . $quota_legend);
            
            $this->outputSuffixes($i_tpl, "allowed_image_suffixes");
        } else {
            $i_tpl->setVariable("TXT_MAX_SIZE", $quota_exceeded);
        }
            
        if ($this->getDisabled() || $quota_exceeded) {
            $i_tpl->setVariable(
                "DISABLED",
                " disabled=\"disabled\""
            );
        }
            
        $a_tpl->setCurrentBlock("prop_generic");
        $a_tpl->setVariable("PROP_GENERIC", $i_tpl->get());
        $a_tpl->parseCurrentBlock();
    }

    public function getDeletionFlag()
    {
        if ($_POST[$this->getPostVar() . "_delete"]) {
            return true;
        }
        return false;
    }
}