mjollnir_
276378e6b0
There's still something about this I don't like - documented in MDL-16493 and code
198 lines
8.4 KiB
PHP
Executable File
198 lines
8.4 KiB
PHP
Executable File
<?php // $Id$
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///////////////////////////////////////////////////////////////////////////
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// //
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// NOTICE OF COPYRIGHT //
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// //
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// Moodle - Modular Object-Oriented Dynamic Learning Environment //
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// http://moodle.org //
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// //
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// Copyright (C) 1999-onwards Moodle Pty Ltd http://moodle.com //
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// //
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// This program is free software; you can redistribute it and/or modify //
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// it under the terms of the GNU General Public License as published by //
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// the Free Software Foundation; either version 2 of the License, or //
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// (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
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// GNU General Public License for more details: //
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// //
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// http://www.gnu.org/copyleft/gpl.html //
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// //
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///////////////////////////////////////////////////////////////////////////
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class data_field_file extends data_field_base {
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var $type = 'file';
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function display_add_field($recordid=0) {
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global $CFG, $DB;
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$file = false;
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$content = false;
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$displayname = '';
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$fs = get_file_storage();
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if ($recordid){
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if ($content = $DB->get_record('data_content', array('fieldid'=>$this->field->id, 'recordid'=>$recordid))) {
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if (!empty($content->content)) {
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if ($file = $FS->get_file($this->context->id, 'data_content', $content->id, '/', $content->content)) {
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if (empty($content->content1)) {
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$displayname = $file->get_filename();
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} else {
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$displayname = $content->content1;
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}
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}
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}
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}
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}
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$str = '<div title="'.s($this->field->description).'">';
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$str .= '<fieldset><legend><span class="accesshide">'.$this->field->name.'</span></legend>';
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$str .= '<input type="hidden" name ="field_'.$this->field->id.'_file" value="fakevalue" />';
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$str .= get_string('file','data').' <input type="file" name ="field_'.$this->field->id.'" id="field_'.
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$this->field->id.'" title="'.s($this->field->description).'" /><br />';
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$str .= get_string('optionalfilename','data').' <input type="text" name="field_'.$this->field->id.'_filename"
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id="field_'.$this->field->id.'_filename" value="'.s($displayname).'" /><br />';
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//$str .= '<input type="hidden" name="MAX_FILE_SIZE" value="'.s($this->field->param3).'" />';
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$str .= '</fieldset>';
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$str .= '</div>';
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if ($file) {
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// Print icon if file already exists
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$browser = get_file_browser();
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$icon = mimeinfo_from_type('icon', $file->get_mimetype());
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$src = $browser->encodepath($CFG->wwwroot.'/pluginfile.php', $this->context->id.'/data_content/'.$content->id.'/'.$file->get_filename());
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$str .= '<img src="'.$CFG->pixpath.'/f/'.$icon.'" class="icon" alt="'.$icon.'" />'.
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'<a href="'.$src.'" >'.s($file->get_filename()).'</a>';
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}
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return $str;
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}
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function display_search_field($value = '') {
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return '<input type="text" size="16" name="f_'.$this->field->id.'" value="'.$value.'" />';
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}
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function generate_sql($tablealias, $value) {
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global $DB;
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$ILIKE = $DB->sql_ilike();
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static $i=0;
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$i++;
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$name = "df_file_$i";
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return array(" ({$tablealias}.fieldid = {$this->field->id} AND {$tablealias}.content $ILIKE :$name) ", array($name=>"%$value%"));
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}
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function parse_search_field() {
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return optional_param('f_'.$this->field->id, '', PARAM_NOTAGS);
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}
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function get_file($recordid, $content=null) {
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global $DB;
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if (empty($content)) {
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if (!$content = $DB->get_record('data_content', array('fieldid'=>$this->field->id, 'recordid'=>$recordid))) {
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return null;
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}
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}
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$fs = get_file_storage();
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if (!$file = $fs->get_file($this->context->id, 'data_content', $content->id, '/', $content->content)) {
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return null;
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}
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return $file;
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}
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function display_browse_field($recordid, $template) {
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global $CFG, $DB;
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if (!$content = $DB->get_record('data_content', array('fieldid'=>$this->field->id, 'recordid'=>$recordid))) {
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return '';
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}
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if (empty($content->content)) {
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return '';
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}
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$browser = get_file_browser();
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if (!$file = $this->get_file($recordid, $content)) {
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return '';
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}
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$name = empty($content->content1) ? $file->get_filename() : $content->content1;
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$icon = mimeinfo_from_type('icon', $file->get_mimetype());
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$src = $browser->encodepath($CFG->wwwroot.'/pluginfile.php', '/'.$this->context->id.'/data_content/'.$content->id.'/'.$file->get_filename());
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$width = $this->field->param1 ? ' width = "'.s($this->field->param1).'" ':' ';
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$height = $this->field->param2 ? ' height = "'.s($this->field->param2).'" ':' ';
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$str = '<img src="'.$CFG->pixpath.'/f/'.$icon.'" height="16" width="16" alt="'.$icon.'" /> '.
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'<a href="'.$src.'" >'.s($name).'</a>';
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return $str;
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}
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// content: "a##b" where a is the file name, b is the display name
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function update_content($recordid, $value, $name) {
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global $CFG, $DB;
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if (!$content = $DB->get_record('data_content', array('fieldid'=>$this->field->id, 'recordid'=>$recordid))) {
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// Quickly make one now!
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$content = new object();
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$content->fieldid = $this->field->id;
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$content->recordid = $recordid;
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if ($id = $DB->insert_record('data_content', $content)) {
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print_error('cannotinsertempty', 'data');
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}
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$content = $DB->get_record('data_content', array('id'=>$id));
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}
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$names = explode('_', $name);
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switch ($names[2]) {
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case 'file':
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// file just uploaded
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$tmpfile = $_FILES[$names[0].'_'.$names[1]];
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$filename = $tmpfile['name'];
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$pathanme = $tmpfile['tmp_name'];
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if ($filename){
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$fs = get_file_storage();
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// TODO: uploaded file processing will be in file picker ;-)
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$fs->delete_area_files($this->context->id, 'data_content', $content->id);
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$file_record = array('contextid'=>$this->context->id, 'filearea'=>'data_content', 'itemid'=>$content->id, 'filepath'=>'/', 'filename'=>$filename);
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if ($file = $fs->create_file_from_pathname($file_record, $pathanme)) {
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$content->content = $file->get_filename();
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$DB->update_record('data_content', $content);
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}
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}
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break;
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case 'filename':
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// only changing alt tag
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$content->content1 = clean_param($value, PARAM_NOTAGS);
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$DB->update_record('data_content', $content);
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break;
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default:
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break;
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}
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}
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function notemptyfield($value, $name) {
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$names = explode('_',$name);
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if ($names[2] == 'file') {
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$filename = $_FILES[$names[0].'_'.$names[1]];
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return !empty($filename['name']);
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// if there's a file in $_FILES, not empty
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}
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return false;
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}
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function text_export_supported() {
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return false;
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}
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function file_ok($path) {
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return true;
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}
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}
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?>
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