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<?php |
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|
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/** |
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* League.Csv (https://csv.thephpleague.com) |
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* |
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* (c) Ignace Nyamagana Butera <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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|
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declare(strict_types=1); |
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|
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namespace League\Csv; |
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|
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use DOMAttr; |
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use DOMDocument; |
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use DOMElement; |
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use DOMException; |
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|
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/** |
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* Converts tabular data into a DOMDocument object. |
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*/ |
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class XMLConverter |
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{ |
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/** |
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* XML Root name. |
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*/ |
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protected string $root_name = 'csv'; |
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|
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/** |
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* XML Node name. |
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*/ |
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protected string $record_name = 'row'; |
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|
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/** |
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* XML Item name. |
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*/ |
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protected string $field_name = 'cell'; |
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|
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/** |
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* XML column attribute name. |
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*/ |
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protected string $column_attr = ''; |
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|
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/** |
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* XML offset attribute name. |
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*/ |
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protected string $offset_attr = ''; |
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|
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public static function create(): self |
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{ |
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return new self(); |
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} |
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|
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/** |
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* DEPRECATION WARNING! This method will be removed in the next major point release. |
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* |
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* @deprecated since version 9.7.0 |
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* @see XMLConverter::create() |
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*/ |
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public function __construct() |
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{ |
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} |
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|
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/** |
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* Convert a Record collection into a DOMDocument. |
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*/ |
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public function convert(iterable $records): DOMDocument |
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{ |
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$doc = new DOMDocument('1.0'); |
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$node = $this->import($records, $doc); |
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$doc->appendChild($node); |
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|
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return $doc; |
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} |
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|
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/** |
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* Create a new DOMElement related to the given DOMDocument. |
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* |
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* **DOES NOT** attach to the DOMDocument |
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*/ |
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public function import(iterable $records, DOMDocument $doc): DOMElement |
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{ |
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$root = $doc->createElement($this->root_name); |
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foreach ($records as $offset => $record) { |
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$node = $this->recordToElement($doc, $record, $offset); |
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$root->appendChild($node); |
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} |
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|
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return $root; |
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} |
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|
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/** |
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* Convert a CSV record into a DOMElement and |
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* adds its offset as DOMElement attribute. |
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*/ |
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protected function recordToElement(DOMDocument $doc, array $record, int $offset): DOMElement |
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{ |
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$node = $doc->createElement($this->record_name); |
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foreach ($record as $node_name => $value) { |
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$item = $this->fieldToElement($doc, (string) $value, $node_name); |
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$node->appendChild($item); |
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} |
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|
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if ('' !== $this->offset_attr) { |
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$node->setAttribute($this->offset_attr, (string) $offset); |
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} |
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|
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return $node; |
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} |
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|
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/** |
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* Convert Cell to Item. |
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* |
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* Convert the CSV item into a DOMElement and adds the item offset |
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* as attribute to the returned DOMElement |
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* |
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* @param int|string $node_name |
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*/ |
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protected function fieldToElement(DOMDocument $doc, string $value, $node_name): DOMElement |
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{ |
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$item = $doc->createElement($this->field_name); |
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$item->appendChild($doc->createTextNode($value)); |
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|
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if ('' !== $this->column_attr) { |
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$item->setAttribute($this->column_attr, (string) $node_name); |
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} |
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|
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return $item; |
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} |
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|
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/** |
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* XML root element setter. |
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*/ |
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public function rootElement(string $node_name): self |
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{ |
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$clone = clone $this; |
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$clone->root_name = $this->filterElementName($node_name); |
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|
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return $clone; |
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} |
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|
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/** |
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* Filter XML element name. |
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* |
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* @throws DOMException If the Element name is invalid |
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*/ |
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protected function filterElementName(string $value): string |
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{ |
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return (new DOMElement($value))->tagName; |
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} |
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|
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/** |
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* XML Record element setter. |
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*/ |
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public function recordElement(string $node_name, string $record_offset_attribute_name = ''): self |
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{ |
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$clone = clone $this; |
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$clone->record_name = $this->filterElementName($node_name); |
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$clone->offset_attr = $this->filterAttributeName($record_offset_attribute_name); |
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|
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return $clone; |
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} |
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|
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/** |
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* Filter XML attribute name. |
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* |
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* @param string $value Element name |
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* |
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* @throws DOMException If the Element attribute name is invalid |
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*/ |
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protected function filterAttributeName(string $value): string |
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{ |
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if ('' === $value) { |
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return $value; |
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} |
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|
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return (new DOMAttr($value))->name; |
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} |
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|
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/** |
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* XML Field element setter. |
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*/ |
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public function fieldElement(string $node_name, string $fieldname_attribute_name = ''): self |
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{ |
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$clone = clone $this; |
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$clone->field_name = $this->filterElementName($node_name); |
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$clone->column_attr = $this->filterAttributeName($fieldname_attribute_name); |
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|
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return $clone; |
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} |
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} |
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|