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<?php |
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|
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namespace ImportWP\Common\Importer\Preview; |
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|
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use ImportWP\Common\Importer\File\CSVFile; |
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use ImportWP\Common\Importer\PreviewInterface; |
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|
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class CSVPreview implements PreviewInterface |
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{ |
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|
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/** |
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* @var CSVFile $file |
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*/ |
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private $file; |
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|
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/** |
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* CSVPreview constructor. |
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* |
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* @param \ImportWP\Common\Importer\File\CSVFile $file |
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* @param array $args |
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*/ |
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public function __construct(CSVFile $file, $args = array()) |
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{ |
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$this->file = $file; |
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// Do not enable processing mode — preview navigation needs the full record index. |
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} |
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|
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/** |
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* Generate a return a table based on the CSV data being previewed. |
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* |
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* @return string |
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*/ |
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public function output() |
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{ |
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$records_to_fetch = 5; |
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$total_records = $this->file->getRecordCount(); |
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if ($total_records < $records_to_fetch) { |
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$records_to_fetch = $total_records; |
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} |
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|
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$output = '<table>'; |
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|
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for ($i = 0; $i < $records_to_fetch; $i++) { |
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|
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$csv = $this->file->getRecord($i); |
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$wrapper = $i == 0 ? 'th' : 'td'; |
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|
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$output .= '<tr>'; |
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$output .= sprintf('<%s>', $wrapper); |
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$output .= implode(sprintf('</%s><%s>', $wrapper, $wrapper), str_getcsv($csv)); |
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$output .= sprintf('</%s>', $wrapper); |
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$output .= '</tr>'; |
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} |
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|
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$output .= '</table>'; |
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|
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return $output; |
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} |
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|
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public function data($record_index = 0, $show_headings = true) |
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{ |
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$result = []; |
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$headings = str_getcsv($this->file->getRecord(0), $this->file->getDelimiter(), $this->file->getEnclosure(), $this->file->getEscape()); |
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$count = $this->file->getRecordCount(); |
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$total = true === $show_headings ? max(0, $count - 1) : $count; |
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$record_index = max(0, intval($record_index)); |
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if ($total > 0) { |
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$record_index = min($record_index, $total - 1); |
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} else { |
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$record_index = 0; |
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} |
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|
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if (true === $show_headings) { |
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$result['headings'] = $headings; |
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$file_index = $record_index + 1; |
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} else { |
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$result['headings'] = []; |
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for ($i = 0; $i < count($headings); $i++) { |
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$result['headings'][] = $i; |
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} |
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$file_index = $record_index; |
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} |
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|
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$result['row'] = str_getcsv($this->file->getRecord($file_index), $this->file->getDelimiter(), $this->file->getEnclosure(), $this->file->getEscape()); |
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$result['record'] = $record_index; |
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$result['total'] = $total; |
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return $result; |
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} |
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} |
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|
