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php-rss-bridge/lib/html.php
LogMANOriginal d83f2f285b Separate index and bridge card generating code into a separate classes (#734)
[html] Generate index and bridge cards using separate clases

Move HTML generating code from 'index.php' to 'Index.php', separating components into static functions.

Move HTML generation code for bridge cards from 'html.php' to 'BridgeCard.php', separating components into static functions.
2018-07-21 18:15:07 +02:00

61 lines
1.6 KiB
PHP

<?php
function sanitize($textToSanitize,
$removedTags = array('script', 'iframe', 'input', 'form'),
$keptAttributes = array('title', 'href', 'src'),
$keptText = array()){
$htmlContent = str_get_html($textToSanitize);
foreach($htmlContent->find('*[!b38fd2b1fe7f4747d6b1c1254ccd055e]') as $element) {
if(in_array($element->tag, $keptText)) {
$element->outertext = $element->plaintext;
} elseif(in_array($element->tag, $removedTags)) {
$element->outertext = '';
} else {
foreach($element->getAllAttributes() as $attributeName => $attribute) {
if(!in_array($attributeName, $keptAttributes))
$element->removeAttribute($attributeName);
}
}
}
return $htmlContent;
}
function backgroundToImg($htmlContent) {
$regex = '/background-image[ ]{0,}:[ ]{0,}url\([\'"]{0,}(.*?)[\'"]{0,}\)/';
$htmlContent = str_get_html($htmlContent);
foreach($htmlContent->find('*[!b38fd2b1fe7f4747d6b1c1254ccd055e]') as $element) {
if(preg_match($regex, $element->style, $matches) > 0) {
$element->outertext = '<img style="display:block;" src="' . $matches[1] . '" />';
}
}
return $htmlContent;
}
function defaultLinkTo($content, $server){
foreach($content->find('img') as $image) {
if(strpos($image->src, 'http') === false
&& strpos($image->src, '//') === false
&& strpos($image->src, 'data:') === false)
$image->src = $server . $image->src;
}
foreach($content->find('a') as $anchor) {
if(strpos($anchor->href, 'http') === false
&& strpos($anchor->href, '//') === false
&& strpos($anchor->href, '#') !== 0
&& strpos($anchor->href, '?') !== 0)
$anchor->href = $server . $anchor->href;
}
return $content;
}