Nested blocks

This commit is contained in:
Michael 2023-03-29 14:54:43 +00:00
parent 459a7099ca
commit 5f683df711

View file

@ -48,22 +48,13 @@ class NPF
return [];
}
$node = $doc->getElementsByTagName('body')->item(0);
foreach ($node->childNodes as $child) {
if ($child->nodeName == '#text') {
$npf[] = [
'type' => 'text',
'text' => $child->textContent,
];
} else {
$npf = self::routeElements($child, $uri_id, $npf);
}
}
$element = $doc->getElementsByTagName('body')->item(0);
$npf = self::routeChildren($element, $uri_id, 0, $npf);
return self::addLinkBlock($uri_id, $npf);
return self::addLinkBlock($uri_id, 0, $npf);
}
public static function prepareBody(string $body): string
static private function prepareBody(string $body): string
{
$shared = BBCode::fetchShareAttributes($body);
if (!empty($shared)) {
@ -104,43 +95,154 @@ class NPF
return trim($body);
}
static private function routeElements(DOMElement $child, int $uri_id, array $npf): array
static private function routeChildren(DOMElement $element, int $uri_id, int $level, array $npf): array
{
switch ($child->nodeName) {
$text = '';
$formatting = [];
foreach ($element->childNodes as $child) {
switch ($child->nodeName) {
case 'blockquote':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addQuoteBlock($child, $uri_id, $level, $npf);
break;
case 'h1':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addTextBlock($child, $uri_id, $level, $npf, 'heading1');
break;
case 'h2':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addTextBlock($child, $uri_id, $level, $npf, 'heading1');
break;
case 'h3':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addTextBlock($child, $uri_id, $level, $npf, 'heading1');
break;
case 'h4':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addTextBlock($child, $uri_id, $level, $npf, 'heading2');
break;
case 'h5':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addTextBlock($child, $uri_id, $level, $npf, 'heading2');
break;
case 'h6':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addTextBlock($child, $uri_id, $level, $npf, 'heading2');
break;
case 'ul':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addListBlock($child, $uri_id, $level, $npf, false, 0);
break;
case 'ol':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addListBlock($child, $uri_id, $level, $npf, true, 0);
break;
case 'hr':
case 'br':
$text .= "\n";
break;
case 'pre':
case 'code':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addTextBlock($child, $uri_id, $level, $npf, 'indented');
break;
case 'a':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addMediaBlock($child, $uri_id, $level, $npf);
break;
case 'table':
// Unsupported
// $child->ownerDocument->saveHTML($child)
break;
case 'img':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addImageBlock($child, $uri_id, $level, $npf);
break;
case 'p':
case 'div':
$npf = self::addText($text, $formatting, $npf);
$npf = self::addTextBlock($child, $uri_id, $level, $npf);
break;
default:
$text .= $child->textContent;
break;
}
}
return $npf;
}
static private function addText(string $text, array $formatting, array $npf): array
{
if (empty($text)) {
return $npf;
}
$block = [
'type' => 'text',
'text' => $text,
];
if (!empty($formatting)) {
$block['formatting'] = $formatting;
}
$npf[] = $block;
return $npf;
}
static private function routeElement(DOMElement $element, int $uri_id, int $level, array $npf): array
{
switch ($element->nodeName) {
case 'blockquote':
$npf = self::addTextBlock($child, $uri_id, $npf, 'indented');
$npf = self::addQuoteBlock($element, $uri_id, $level, $npf);
break;
case 'h1':
$npf = self::addTextBlock($child, $uri_id, $npf, 'heading1');
$npf = self::addTextBlock($element, $uri_id, $level, $npf, 'heading1');
break;
case 'h2':
$npf = self::addTextBlock($child, $uri_id, $npf, 'heading1');
$npf = self::addTextBlock($element, $uri_id, $level, $npf, 'heading1');
break;
case 'h3':
$npf = self::addTextBlock($child, $uri_id, $npf, 'heading1');
$npf = self::addTextBlock($element, $uri_id, $level, $npf, 'heading1');
break;
case 'h4':
$npf = self::addTextBlock($child, $uri_id, $npf, 'heading2');
$npf = self::addTextBlock($element, $uri_id, $level, $npf, 'heading2');
break;
case 'h5':
$npf = self::addTextBlock($child, $uri_id, $npf, 'heading2');
$npf = self::addTextBlock($element, $uri_id, $level, $npf, 'heading2');
break;
case 'h6':
$npf = self::addTextBlock($child, $uri_id, $npf, 'heading2');
$npf = self::addTextBlock($element, $uri_id, $level, $npf, 'heading2');
break;
case 'ul':
$npf = self::addListBlock($child, $uri_id, $npf, false, 0);
$npf = self::addListBlock($element, $uri_id, $level, $npf, false, 0);
break;
case 'ol':
$npf = self::addListBlock($child, $uri_id, $npf, true, 0);
$npf = self::addListBlock($element, $uri_id, $level, $npf, true, 0);
break;
case 'hr':
@ -149,57 +251,57 @@ class NPF
case 'pre':
case 'code':
$npf = self::addTextBlock($child, $uri_id, $npf, 'indented');
$npf = self::addTextBlock($element, $uri_id, $level, $npf, 'indented');
break;
case 'a':
$npf = self::addMediaBlock($child, $uri_id, $npf);
$npf = self::addMediaBlock($element, $uri_id, $level, $npf);
break;
case 'table':
// Unsupported
// $child->ownerDocument->saveHTML($child)
// $element->ownerDocument->saveHTML($element)
break;
case 'img':
$npf = self::addImageBlock($child, $uri_id, $npf);
$npf = self::addImageBlock($element, $uri_id, $level, $npf);
break;
default:
$npf = self::addTextBlock($child, $uri_id, $npf);
$npf = self::addTextBlock($element, $uri_id, $level, $npf);
break;
}
return $npf;
}
static private function addImageBlock(DOMElement $child, int $uri_id, array $npf): array
static private function addImageBlock(DOMElement $element, int $uri_id, int $level, array $npf): array
{
$attributes = [];
foreach ($child->attributes as $key => $attribute) {
foreach ($element->attributes as $key => $attribute) {
$attributes[$key] = $attribute->value;
}
if (empty($attributes['src'])) {
return $npf;
}
$entry = [
$block = [
'type' => 'image',
'media' => [],
];
if (!empty($attributes['alt'])) {
$entry['alt_text'] = $attributes['alt'];
$block['alt_text'] = $attributes['alt'];
}
if (!empty($attributes['title']) && ($attributes['alt'] ?? '' != $attributes['title'])) {
$entry['caption'] = $attributes['title'];
$block['caption'] = $attributes['title'];
}
$rid = Photo::ridFromURI($attributes['src']);
if (!empty($rid)) {
$photos = Photo::selectToArray([], ['resource-id' => $rid]);
foreach ($photos as $photo) {
$entry['media'][] = [
$block['media'][] = [
'type' => $photo['type'],
'url' => str_replace('-0.', '-' . $photo['scale'] . '.', $attributes['src']),
'width' => $photo['width'],
@ -207,31 +309,35 @@ class NPF
];
}
if (empty($attributes['alt']) && !empty($photos[0]['desc'])) {
$entry['alt_text'] = $photos[0]['desc'];
$block['alt_text'] = $photos[0]['desc'];
}
} elseif ($media = Post\Media::getByURL($uri_id, $attributes['src'], [Post\Media::IMAGE])) {
$entry['media'][] = [
$block['media'][] = [
'type' => $media['mimetype'],
'url' => $media['url'],
'width' => $media['width'],
'height' => $media['height'],
];
if (empty($attributes['alt']) && !empty($media['description'])) {
$entry['alt_text'] = $media['description'];
$block['alt_text'] = $media['description'];
}
} else {
$entry['media'][] = ['url' => $attributes['src']];
$block['media'][] = ['url' => $attributes['src']];
}
$npf[] = $entry;
if ($level > 0) {
$block['indent_level'] = $level;
}
$npf[] = $block;
return $npf;
}
static private function addMediaBlock(DOMElement $child, int $uri_id, array $npf): array
static private function addMediaBlock(DOMElement $element, int $uri_id, int $level, array $npf): array
{
$attributes = [];
foreach ($child->attributes as $key => $attribute) {
foreach ($element->attributes as $key => $attribute) {
$attributes[$key] = $attribute->value;
}
if (empty($attributes['href'])) {
@ -242,7 +348,7 @@ class NPF
if (!empty($media)) {
switch ($media['type']) {
case Post\Media::AUDIO:
$entry = [
$block = [
'type' => 'audio',
'media' => [
'type' => $media['mimetype'],
@ -251,16 +357,16 @@ class NPF
];
if (!empty($media['name'])) {
$entry['title'] = $media['name'];
$block['title'] = $media['name'];
} elseif (!empty($media['description'])) {
$entry['title'] = $media['description'];
$block['title'] = $media['description'];
}
$npf[] = self::addPoster($media, $entry);
$block = self::addPoster($media, $block);
break;
case Post\Media::VIDEO:
$entry = [
$block = [
'type' => 'video',
'media' => [
'type' => $media['mimetype'],
@ -268,25 +374,32 @@ class NPF
]
];
$npf[] = self::addPoster($media, $entry);
$block = self::addPoster($media, $block);
break;
}
} else {
$npf[] = [
$block = [
'type' => 'text',
'text' => $child->textContent,
'text' => $element->textContent,
'formatting' => [
'start' => 0,
'end' => strlen($child->textContent),
'end' => strlen($element->textContent),
'type' => 'link',
'url' => $attributes['href']
]
];
}
if ($level > 0) {
$block['indent_level'] = $level;
}
$npf[] = $block;
return $npf;
}
static private function addPoster(array $media, array $entry): array
static private function addPoster(array $media, array $block): array
{
$poster = [];
if (!empty($media['preview'])) {
@ -299,9 +412,9 @@ class NPF
$poster['height'] = $media['preview-height'];
}
if (!empty($poster)) {
$entry['poster'] = $poster;
$block['poster'] = $poster;
}
return $entry;
return $block;
}
static private function getTypeForNodeName(string $nodename): string
@ -321,20 +434,20 @@ class NPF
return '';
}
static private function fetchText(DOMElement $child, array $text = ['text' => '', 'formatting' => []]): array
static private function fetchText(DOMElement $element, array $text = ['text' => '', 'formatting' => []]): array
{
foreach ($child->childNodes as $node) {
foreach ($element->childNodes as $child) {
$start = strlen($text['text']);
$type = self::getTypeForNodeName($node->nodeName);
$type = self::getTypeForNodeName($child->nodeName);
if ($node->nodeName == 'br') {
if ($child->nodeName == 'br') {
$text['text'] .= "\n";
} elseif (($type != '') || in_array($node->nodeName, ['#text', 'code', 'a', 'p', 'span', 'u', 'img', 'summary', 'ul', 'blockquote', 'h3', 'ol'])) {
$text['text'] .= $node->textContent;
} elseif (($type != '') || in_array($child->nodeName, ['#text', 'code', 'a', 'p', 'span', 'u', 'img', 'summary', 'ul', 'blockquote', 'h3', 'ol'])) {
$text['text'] .= $child->textContent;
} else {
echo $child->ownerDocument->saveHTML($child) . "\n";
die($node->nodeName . "\n");
echo $element->ownerDocument->saveHTML($element) . "\n";
die($child->nodeName . "\n");
}
if (!empty($type)) {
$text['formatting'][] = ['start' => $start, 'end' => strlen($text['text']), 'type' => $type];
@ -343,110 +456,133 @@ class NPF
return $text;
}
static private function addTextBlock(DOMElement $child, int $uri_id, array $npf, string $subtype = ''): array
static private function addQuoteBlock(DOMElement $element, int $uri_id, int $level, array $npf): array
{
if (empty($subtype) && ($child->textContent == $child->firstChild->textContent) && ($child->firstChild->nodeName != '#text')) {
return self::routeElements($child->firstChild, $uri_id, $npf);
$block = ['type' => 'text', 'subtype' => 'indented'];
if ($level > 0) {
$block['indent_level'] = $level;
}
$element = ['type' => 'text'];
$npf[] = $block;
if (!empty($subtype)) {
$element['subtype'] = $subtype;
}
$text = self::fetchText($child);
$element['text'] = $text['text'];
$element['formatting'] = $text['formatting'];
if (empty($subtype)) {
$type = self::getTypeForNodeName($child->nodeName);
if (!empty($type)) {
$element['formatting'][] = ['start' => 0, 'end' => strlen($element['text']), 'type' => $type];
}
}
if (empty($element['formatting'])) {
unset($element['formatting']);
}
$npf[] = $element;
$npf = self::routeChildren($element, $uri_id, 0, $npf);
return $npf;
}
static private function addListBlock(DOMElement $child, int $uri_id, array $npf, bool $ordered, int $level): array
static private function addTextBlock(DOMElement $element, int $uri_id, int $level, array $npf, string $subtype = ''): array
{
foreach ($child->childNodes as $node) {
switch ($node->nodeName) {
case 'ul':
$npf = self::addListBlock($node, $uri_id, $npf, false, $level++);
case 'ol':
$npf = self::addListBlock($node, $uri_id, $npf, true, $level++);
case 'li':
$text = self::fetchText($node);
if (empty($subtype) && ($element->textContent == $element->firstChild->textContent) && ($element->firstChild->nodeName != '#text')) {
return self::routeElement($element->firstChild, $uri_id, $level, $npf);
}
$entry = [
$block = ['type' => 'text'];
if (!empty($subtype)) {
$block['subtype'] = $subtype;
}
$text = self::fetchText($element);
$block['text'] = $text['text'];
$block['formatting'] = $text['formatting'];
if (empty($subtype)) {
$type = self::getTypeForNodeName($element->nodeName);
if (!empty($type)) {
$block['formatting'][] = ['start' => 0, 'end' => strlen($block['text']), 'type' => $type];
}
}
if (empty($block['formatting'])) {
unset($block['formatting']);
}
if ($level > 0) {
$block['indent_level'] = $level;
}
$npf[] = $block;
return $npf;
}
static private function addListBlock(DOMElement $element, int $uri_id, int $level, array $npf, bool $ordered): array
{
foreach ($element->childNodes as $child) {
switch ($child->nodeName) {
case 'ul':
$npf = self::addListBlock($child, $uri_id, $level++, $npf, false);
case 'ol':
$npf = self::addListBlock($child, $uri_id, $level++, $npf, true);
case 'li':
$text = self::fetchText($child);
$block = [
'type' => 'text',
'subtype' => $ordered ? 'ordered-list-item' : 'unordered-list-item',
'text' => $text['text']
];
if ($level > 0) {
$entry['indent_level'] = $level;
$block['indent_level'] = $level;
}
if (!empty($text['formatting'])) {
$entry['formatting'] = $text['formatting'];
$block['formatting'] = $text['formatting'];
}
$npf[] = $entry;
$npf[] = $block;
}
}
return $npf;
}
static private function addLinkBlock(int $uri_id, array $npf): array
static private function addLinkBlock(int $uri_id, int $level, array $npf): array
{
foreach (Post\Media::getByURIId($uri_id, [Post\Media::HTML]) as $link) {
$host = parse_url($link['url'], PHP_URL_HOST);
if (in_array($host, ['www.youtube.com', 'youtu.be'])) {
$entry = [
$block = [
'type' => 'video',
'provider' => 'youtube',
'url' => $link['url'],
];
} elseif (in_array($host, ['vimeo.com'])) {
$entry = [
$block = [
'type' => 'video',
'provider' => 'vimeo',
'url' => $link['url'],
];
} elseif (in_array($host, ['open.spotify.com'])) {
$entry = [
$block = [
'type' => 'audio',
'provider' => 'spotify',
'url' => $link['url'],
];
} else {
$entry = [
$block = [
'type' => 'link',
'url' => $link['url'],
];
if (!empty($link['name'])) {
$entry['title'] = $link['name'];
$block['title'] = $link['name'];
}
if (!empty($link['description'])) {
$entry['description'] = $link['description'];
$block['description'] = $link['description'];
}
if (!empty($link['author-name'])) {
$entry['author'] = $link['author-name'];
$block['author'] = $link['author-name'];
}
if (!empty($link['publisher-name'])) {
$entry['site_name'] = $link['publisher-name'];
$block['site_name'] = $link['publisher-name'];
}
}
$npf[] = self::addPoster($link, $entry);
if ($level > 0) {
$block['indent_level'] = $level;
}
$npf[] = self::addPoster($link, $block);
}
return $npf;
}