class.ilFileSystemTableGUI.php

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

include_once("./Services/Table/classes/class.ilTable2GUI.php");

class ilFileSystemTableGUI extends ilTable2GUI
{
        protected $has_multi; // [bool]
        protected $row_commands = array(); 
        
        function __construct($a_parent_obj, $a_parent_cmd, $a_cur_dir, 
                $a_cur_subdir, $a_label_enable = false,
                $a_file_labels, $a_label_header = "", $a_commands = array(),
                $a_post_dir_path = false, $a_table_id = "")
        {
                global $ilCtrl, $lng, $ilAccess, $lng;

                $this->setId($a_table_id);
                $this->cur_dir = $a_cur_dir;
                $this->cur_subdir = $a_cur_subdir;
                $this->label_enable = $a_label_enable;
                $this->label_header = $a_label_header;
                $this->file_labels = $a_file_labels;
                $this->post_dir_path = $a_post_dir_path;
                
                parent::__construct($a_parent_obj, $a_parent_cmd);
                $this->setTitle($lng->txt("cont_files")." ".$this->cur_subdir);         
                
                $this->has_multi = false;
                for ($i=0; $i < count($a_commands); $i++)
                {
                        if (!$a_commands[$i]["single"])
                        {
                                // does also handle internal commands
                                $this->addMultiCommand("extCommand_".$i, $a_commands[$i]["name"]);              
                                $this->has_multi = true;
                        }
                        else
                        {
                                $this->row_commands[] = array(
                                        "cmd" => "extCommand_".$i,
                                        "caption" => $a_commands[$i]["name"],
                                        "allow_dir" => $a_commands[$i]["allow_dir"]
                                );
                        }
                }
                if($this->has_multi)
                {
                        $this->setSelectAllCheckbox("file[]");
                        $this->addColumn("", "", "1", true);            
                }
                
                $this->addColumn("", "", "1", true); // icon
                $this->addColumn($lng->txt("cont_dir_file"), "name");           
                $this->addColumn($lng->txt("cont_size"), "size");
                
                if ($this->label_enable)
                {                       
                        $this->addColumn($this->label_header, "label");
                }
                
                if(sizeof($this->row_commands))
                {
                        $this->addColumn($lng->txt("actions"));
                        include_once "Services/UIComponent/AdvancedSelectionList/classes/class.ilAdvancedSelectionListGUI.php";
                }
                
                $this->setDefaultOrderField("name");
                $this->setDefaultOrderDirection("asc");
                
                $this->setEnableHeader(true);
                $this->setFormAction($ilCtrl->getFormAction($a_parent_obj));
                $this->setRowTemplate("tpl.directory_row.html",
                        "Services/FileSystem");
                $this->setEnableTitle(true);            
        }
        
        function numericOrdering($a_field)
        {
                if ($a_field == "size")
                {
                        return true;
                }
                return false;
        }

        function prepareOutput()
        {
                $this->determineOffsetAndOrder(true);
                $this->getEntries();
        }
        
        
        function getEntries()
        {
                if (is_dir($this->cur_dir))
                {
                        $entries = ilUtil::getDir($this->cur_dir);
                }
                else
                {
                        $entries = array(array("type" => "dir", "entry" => ".."));
                }
                $items = array();

                foreach ($entries as $e)
                {
                        if(($e["entry"] == ".") || ($e["entry"] == ".." && empty($this->cur_subdir)))
                        {
                                continue;
                        }
                        $cfile = (!empty($this->cur_subdir))
                                ? $this->cur_subdir."/".$e["entry"]
                                : $e["entry"];
                                
                        if ($this->label_enable)
                        {
                                $label = (is_array($this->file_labels[$cfile]))
                                        ? implode($this->file_labels[$cfile], ", ")
                                        : "";
                        }

                        $pref = ($e["type"] == "dir")
                                ? ( $this->getOrderDirection() != "desc" ? "1_" : "9_")
                                : "5_";
                        $items[] = array("file" => $cfile, "entry" => $e["entry"],
                                "type" => $e["type"], "label" => $label, "size" => $e["size"],
                                "name" => $pref.$e["entry"]);
                }

                $this->setData($items);         
        }


        private function isDoubleDotDirectory($entry) {
                return (is_array($entry) && isset($entry) && $entry['entry'] === '..');
        }

        
        protected function fillRow($a_set)
        {
                global $ilCtrl;
                
                $hash = $this->post_dir_path
                        ? md5($a_set["file"])
                        : md5($a_set["entry"]);

                if($this->has_multi)
                {
                        if ($this->isDoubleDotDirectory($a_set)) {
                                $this->tpl->touchBlock('no_checkbox');
                        } else {
                                $this->tpl->setVariable("CHECKBOX_ID", $hash);
                        }
                }

                // label
                if ($this->label_enable)
                {
                        $this->tpl->setCurrentBlock("Label");
                        $this->tpl->setVariable("TXT_LABEL", $a_set["label"]);
                        $this->tpl->parseCurrentBlock();
                }
                
                $ilCtrl->setParameter($this->parent_obj, "cdir", $this->cur_subdir);

                //$this->tpl->setVariable("ICON", $obj["title"]);
                if($a_set["type"] == "dir")
                {
                        $this->tpl->setCurrentBlock("FileLink");                        
                        $ilCtrl->setParameter($this->parent_obj, "newdir", $a_set["entry"]);
                        $ilCtrl->setParameter($this->parent_obj, "resetoffset", 1);
                        $this->tpl->setVariable("LINK_FILENAME",
                                $ilCtrl->getLinkTarget($this->parent_obj, "listFiles"));
                        $ilCtrl->setParameter($this->parent_obj, "newdir", "");
                        $this->tpl->setVariable("TXT_FILENAME", $a_set["entry"]);
                        $this->tpl->parseCurrentBlock();

                        $this->tpl->setVariable("ICON", "<img src=\"".
                                ilUtil::getImagePath("icon_cat.svg")."\">");
                        $ilCtrl->setParameter($this->parent_obj, "resetoffset", "");
                }
                else
                {
                        $this->tpl->setCurrentBlock("File");
                        $this->tpl->setVariable("TXT_FILENAME2", $a_set["entry"]);
                        $this->tpl->parseCurrentBlock();
                }
                
                if($a_set["type"] != "dir")
                {                                       
                        $this->tpl->setVariable("TXT_SIZE", ilUtil::formatSize($a_set["size"]));
                }

                // single item commands
                if(sizeof($this->row_commands) &&
                        !($a_set["type"] == "dir" && $a_set["entry"] == ".."))
                {
                        $advsel = new ilAdvancedSelectionListGUI();
                        //$advsel->setListTitle($this->lng->txt("actions"));
                        foreach($this->row_commands as $rcom)
                        {                                                               
                                if($rcom["allow_dir"] || $a_set["type"] != "dir")
                                {
                                        $ilCtrl->setParameter($this->parent_obj, "fhsh", $hash);                                
                                        $url = $ilCtrl->getLinkTarget($this->parent_obj, $rcom["cmd"]);                         
                                        $ilCtrl->setParameter($this->parent_obj, "fhsh", "");

                                        $advsel->addItem($rcom["caption"], "", $url);                   
                                }
                        }                       
                        $this->tpl->setVariable("ACTIONS", $advsel->getHTML());                 
                }               
        }

}
?>