67 lines
1.7 KiB
PHP
67 lines
1.7 KiB
PHP
<?PHP
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class SfeedFormat extends FormatAbstract
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{
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const MIME_TYPE = 'text/plain';
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public function stringify()
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{
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$text = '';
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foreach ($this->getItems() as $item) {
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$text .= sprintf(
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"%s\t%s\t%s\t%s\thtml\t\t%s\t%s\t%s\n",
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$item->toArray()['timestamp'],
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preg_replace('/\s/', ' ', $item->toArray()['title']),
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$item->toArray()['uri'],
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$this->escape($item->toArray()['content']),
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$item->toArray()['author'],
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$this->getFirstEnclosure(
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$item->toArray()['enclosures']
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),
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$this->escape(
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$this->getCategories(
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$item->toArray()['categories']
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)
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)
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);
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}
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// Remove invalid non-UTF8 characters
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ini_set('mbstring.substitute_character', 'none');
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$text = mb_convert_encoding(
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$text,
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$this->getCharset(),
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'UTF-8'
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);
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return $text;
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}
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private function escape(string $str)
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{
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$str = str_replace('\\', '\\\\', $str);
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$str = str_replace("\n", '\\n', $str);
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return str_replace("\t", '\\t', $str);
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}
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private function getFirstEnclosure(array $enclosures)
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{
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if (count($enclosures) >= 1) {
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return $enclosures[0];
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}
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return '';
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}
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private function getCategories(array $cats)
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{
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$toReturn = '';
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$i = 1;
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foreach ($cats as $cat) {
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$toReturn .= trim($cat);
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if (count($cats) > $i++) {
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$toReturn .= '|';
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}
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}
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return $toReturn;
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}
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}
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