<?php  // $Id: field.class.php,v 1.17.2.7 2009/03/23 21:29:22 thepurpleblob Exp $/////////////////////////////////////////////////////////////////////////////                                                                       //// NOTICE OF COPYRIGHT                                                   ////                                                                       //// Moodle - Modular Object-Oriented Dynamic Learning Environment         ////          http://moodle.org                                            ////                                                                       //// Copyright (C) 1999-onwards Moodle Pty Ltd  http://moodle.com          ////                                                                       //// This program 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.                                   ////                                                                       //// This program 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:                          ////                                                                       ////          http://www.gnu.org/copyleft/gpl.html                         ////                                                                       /////////////////////////////////////////////////////////////////////////////class data_field_file extends data_field_base {    var $type = 'file';    function data_field_file($field=0, $data=0) {        parent::data_field_base($field, $data);    }    function display_add_field($recordid=0) {        global $CFG;        if ($recordid){            if ($content = get_record('data_content', 'fieldid', $this->field->id, 'recordid', $recordid)) {                $contents[0] = $content->content;                $contents[1] = $content->content1;            } else {                $contents[0] = '';                $contents[1] = '';            }            $src         = empty($contents[0]) ? '' : $contents[0];            $name        = empty($contents[1]) ? $src : $contents[1];            $displayname = empty($contents[1]) ? '' : $contents[1];            require_once($CFG->libdir.'/filelib.php');            $source = get_file_url($this->data->course.'/'.$CFG->moddata.'/data/'.$this->data->id.'/'.$this->field->id.'/'.$recordid);        } else {            $src = '';            $name = '';            $displayname = '';            $source = '';        }        $str = '<div title="' . s($this->field->description) . '">';        $str .= '<fieldset><legend><span class="accesshide">'.$this->field->name.'</span></legend>';        $str .= '<input type="hidden" name ="field_'.$this->field->id.'_file" value="fakevalue" />';        $str .= get_string('file','data'). ' <input type="file" name ="field_'.$this->field->id.'" id="field_'.                            $this->field->id.'" title="'.s($this->field->description).'" /><br />';        $str .= get_string('optionalfilename','data').' <input type="text" name="field_' .$this->field->id.'_filename"                            id="field_'.$this->field->id.'_filename" value="'.s($displayname).'" /><br />';        $str .= '<input type="hidden" name="MAX_FILE_SIZE" value="'.s($this->field->param3).'" />';        $str .= '</fieldset>';        $str .= '</div>';        if ($recordid and isset($content) and !empty($content->content)) {            // Print icon            require_once($CFG->libdir.'/filelib.php');            $icon = mimeinfo('icon', $src);            $str .= '<img src="'.$CFG->pixpath.'/f/'.$icon.'" class="icon" alt="'.$icon.'" />'.                    '<a href="'.$source.'/'.$src.'" >'.$name.'</a>';        }        return $str;    }    function display_search_field($value = '') {        return '<input type="text" size="16" name="f_'.$this->field->id.'" value="'.$value.'" />';    }    function generate_sql($tablealias, $value) {        return " ({$tablealias}.fieldid = {$this->field->id} AND {$tablealias}.content LIKE '%{$value}%') ";    }    function parse_search_field() {        return optional_param('f_'.$this->field->id, '', PARAM_NOTAGS);    }    function display_browse_field($recordid, $template) {        global $CFG;        if (!$content = get_record('data_content', 'fieldid', $this->field->id, 'recordid', $recordid)) {            return false;        }        $width = $this->field->param1 ? ' width = "'.s($this->field->param1).'" ':' ';        $height = $this->field->param2 ? ' height = "'.s($this->field->param2).'" ':' ';        if (empty($content->content)) {            return '';        }        require_once($CFG->libdir.'/filelib.php');        $src  = $content->content;        $name = empty($content->content1) ? $src : $content->content1;        $source = get_file_url($this->data->course.'/'.$CFG->moddata.'/data/'.$this->data->id.'/'.$this->field->id.'/'.$recordid);        $icon = mimeinfo('icon', $src);        $str = '<img src="'.$CFG->pixpath.'/f/'.$icon.'" height="16" width="16" alt="'.$icon.'" />&nbsp;'.                        '<a href="'.$source.'/'.$src.'" >'.$name.'</a>';        return $str;    }    // content: "a##b" where a is the file name, b is the display name    function update_content($recordid, $value, $name) {        global $CFG;        if (!$oldcontent = get_record('data_content','fieldid', $this->field->id, 'recordid', $recordid)) {        // Quickly make one now!            $oldcontent = new object;            $oldcontent->fieldid = $this->field->id;            $oldcontent->recordid = $recordid;            if ($oldcontent->id = insert_record('data_content', $oldcontent)) {                error('Could not make an empty record!');            }        }        $content = new object;        $content->id = $oldcontent->id;        $names = explode('_',$name);        switch ($names[2]) {            case 'file':                // file just uploaded#                $course = get_course('course', 'id', $this->data->course);                $filename = $_FILES[$names[0].'_'.$names[1]];                $filename = $filename['name'];                $dir = $this->data->course.'/'.$CFG->moddata.'/data/'.$this->data->id.'/'.$this->field->id.'/'.$recordid;                // only use the manager if file is present, to avoid "are you sure you selected a file to upload" msg                if ($filename){                    require_once($CFG->libdir.'/uploadlib.php');                    // FIX ME: $course not defined here                    $um = new upload_manager($names[0].'_'.$names[1],true,false,$this->data->course,false,$this->field->param3);                    if ($um->process_file_uploads($dir)) {                        $newfile_name = $um->get_new_filename();                        $content->content = $newfile_name;                        update_record('data_content',$content);                    }                }                break;            case 'filename':                // only changing alt tag                $content->content1 = clean_param($value, PARAM_NOTAGS);                update_record('data_content', $content);                break;            default:                break;        }    }    function notemptyfield($value, $name) {        $names = explode('_',$name);        if ($names[2] == 'file') {            $filename = $_FILES[$names[0].'_'.$names[1]];            return !empty($filename['name']);            // if there's a file in $_FILES, not empty        }        return false;    }    function text_export_supported() {        return false;    }}?>