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131 lines
5.4 KiB
PHP
131 lines
5.4 KiB
PHP
<?php
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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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//2/19/07: Advanced search of the date field is currently disabled because it does not track
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// pre 1970 dates and does not handle blank entrys. Advanced search functionality for this field
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// type can be enabled once these issues are addressed in the core API.
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class data_field_date extends data_field_base {
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var $type = 'date';
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var $day = 0;
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var $month = 0;
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var $year = 0;
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function display_add_field($recordid=0) {
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global $DB, $OUTPUT;
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if ($recordid) {
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$content = (int)$DB->get_field('data_content', 'content', array('fieldid'=>$this->field->id, 'recordid'=>$recordid));
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} else {
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$content = time();
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}
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$str = '<div title="'.s($this->field->description).'">';
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$dayselector = html_writer::select_time('days', 'field_'.$this->field->id.'_day', $content);
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$monthselector = html_writer::select_time('months', 'field_'.$this->field->id.'_month', $content);
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$yearselector = html_writer::select_time('years', 'field_'.$this->field->id.'_year', $content);
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$str .= $dayselector . $monthselector . $yearselector;
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$str .= '</div>';
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return $str;
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}
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//Enable the following three functions once core API issues have been addressed.
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function display_search_field($value=0) {
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$selectors = html_writer::select_time('days', 'f_'.$this->field->id.'_d', $value)
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. html_writer::select_time('months', 'f_'.$this->field->id.'_m', $value)
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. html_writer::select_time('years', 'f_'.$this->field->id.'_y', $value);
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return $selectors;
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//return print_date_selector('f_'.$this->field->id.'_d', 'f_'.$this->field->id.'_m', 'f_'.$this->field->id.'_y', $value, true);
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}
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function generate_sql($tablealias, $value) {
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global $DB;
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static $i=0;
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$i++;
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$name = "df_date_$i";
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$varcharcontent = $DB->sql_compare_text("{$tablealias}.content");
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return array(" ({$tablealias}.fieldid = {$this->field->id} AND $varcharcontent = :$name) ", array($name=>$value));
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}
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function parse_search_field() {
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$day = optional_param('f_'.$this->field->id.'_d', 0, PARAM_INT);
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$month = optional_param('f_'.$this->field->id.'_m', 0, PARAM_INT);
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$year = optional_param('f_'.$this->field->id.'_y', 0, PARAM_INT);
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if (!empty($day) && !empty($month) && !empty($year)) {
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return make_timestamp($year, $month, $day, 12, 0, 0, 0, false);
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}
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else {
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return 0;
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}
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}
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function update_content($recordid, $value, $name='') {
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global $DB;
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$names = explode('_',$name);
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$name = $names[2]; // day month or year
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$this->$name = $value;
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if ($this->day and $this->month and $this->year) { // All of them have been collected now
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$content = new stdClass();
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$content->fieldid = $this->field->id;
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$content->recordid = $recordid;
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$content->content = make_timestamp($this->year, $this->month, $this->day, 12, 0, 0, 0, false);
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if ($oldcontent = $DB->get_record('data_content', array('fieldid'=>$this->field->id, 'recordid'=>$recordid))) {
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$content->id = $oldcontent->id;
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return $DB->update_record('data_content', $content);
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} else {
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return $DB->insert_record('data_content', $content);
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}
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}
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}
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function display_browse_field($recordid, $template) {
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global $CFG, $DB;
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if ($content = $DB->get_field('data_content', 'content', array('fieldid'=>$this->field->id, 'recordid'=>$recordid))) {
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return userdate($content, get_string('strftimedate'), 0);
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}
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}
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function get_sort_sql($fieldname) {
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global $DB;
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return $DB->sql_cast_char2int($fieldname, true);
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}
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}
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