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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle 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 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle 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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// You should have received a copy of the GNU General Public License
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// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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/**
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 * html data format writer
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 *
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 * @package    dataformat_html
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 * @copyright  2016 Brendan Heywood (brendan@catalyst-au.net)
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 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 */
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namespace dataformat_html;
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defined('MOODLE_INTERNAL') || die();
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/**
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 * html data format writer
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 *
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 * @package    dataformat_html
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 * @copyright  2016 Brendan Heywood (brendan@catalyst-au.net)
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 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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 */
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class writer extends \core\dataformat\base {
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    /** @var $mimetype */
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    public $mimetype = "text/html";
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    /** @var $extension */
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    public $extension = ".html";
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    /**
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     * Write the start of the output
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     */
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    public function start_output() {
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        echo "<!DOCTYPE html><html><head>";
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        echo \html_writer::empty_tag('meta', ['charset' => 'UTF-8']);
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        echo \html_writer::tag('title', $this->filename);
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        echo "<style>
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html, body {
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    margin: 0;
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    padding: 0;
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    font-family: sans-serif;
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    font-size: 13px;
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    background: #eee;
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}
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th {
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    border: solid 1px #999;
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    background: #eee;
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}
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td {
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    border: solid 1px #999;
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    background: #fff;
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}
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tr:hover td {
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    background: #eef;
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}
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table {
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    border-collapse: collapse;
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    border-spacing: 0pt;
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    width: 80%;
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    margin: auto;
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}
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</style>
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</head>
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<body>";
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    }
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    /**
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     * Write the start of the sheet we will be adding data to.
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     *
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     * @param array $columns
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     */
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    public function start_sheet($columns) {
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        echo "<table border=1 cellspacing=0 cellpadding=3>";
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        echo \html_writer::start_tag('tr');
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        foreach ($columns as $k => $v) {
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            echo \html_writer::tag('th', $v);
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        }
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        echo \html_writer::end_tag('tr');
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    }
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    /**
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     * Method to define whether the dataformat supports export of HTML
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     *
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     * @return bool
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     */
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    public function supports_html(): bool {
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        return true;
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    }
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    /**
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     * Write a single record
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     *
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     * @param array $record
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     * @param int $rownum
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     */
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    public function write_record($record, $rownum) {
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        $record = $this->format_record($record);
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        echo \html_writer::start_tag('tr');
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        foreach ($record as $cell) {
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            echo \html_writer::tag('td', $cell);
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        }
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        echo \html_writer::end_tag('tr');
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    }
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    /**
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     * Write the end of the sheet containing the data.
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     *
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     * @param array $columns
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     */
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    public function close_sheet($columns) {
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        echo "</table>";
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    }
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    /**
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     * Write the end of the sheet containing the data.
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     */
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    public function close_output() {
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        echo "</body></html>";
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    }
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}