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111 lines
2.1 KiB
111 lines
2.1 KiB
<?php
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/* For licensing terms, see /license.txt */
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/**
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* CSV writer class definition
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* @package chamilo.course_description
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*/
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/**
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* Init
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*/
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namespace CourseDescription;
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use Chamilo;
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/**
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* Write course descriptions to a file in CSV format.
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*
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* @license /licence.txt
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* @author Laurent Opprecht <laurent@opprecht.info>
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*/
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class CsvWriter
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{
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/**
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*
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* @return \CourseDescription\CsvWriter
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*/
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public static function create($path = '')
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{
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return new self($path);
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}
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protected $path;
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protected $writer;
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protected $headers_written = false;
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function __construct($path = '')
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{
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$path = $path ? $path : Chamilo::temp_file();
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$this->path = $path;
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}
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public function get_path()
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{
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return $this->path;
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}
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/**
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*
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* @param array $descriptions
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*/
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public function add_all($descriptions)
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{
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foreach ($descriptions as $description) {
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$this->add($description);
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}
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}
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/**
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*
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* @param array|CourseDescription $description
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*/
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public function add($description)
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{
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if (is_array($description)) {
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$this->add_all($description);
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return;
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}
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$this->writer_headers();
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$data = array();
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$data[] = $description->title;
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$data[] = $description->content;
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$data[] = $description->type->name;
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$this->put($data);
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}
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/**
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*
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* @return \CsvWriter
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*/
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protected function get_writer()
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{
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if ($this->writer) {
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return $this->writer;
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}
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$writer = \CsvWriter::create(new \FileWriter($this->path));
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$this->writer = $writer;
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return $writer;
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}
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protected function writer_headers()
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{
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if ($this->headers_written) {
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return;
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}
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$this->headers_written = true;
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$headers = array();
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$headers[] = 'title';
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$headers[] = 'content';
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$headers[] = 'type';
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$this->put($headers);
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}
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protected function put($data)
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{
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$writer = $this->get_writer();
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$writer->put($data);
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}
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}
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