rss-bridge/lib/html.php

327 lines
8.1 KiB
PHP

<?php
function displayBridgeCard($bridgeName, $formats, $isActive = true){
$getHelperButtonsFormat = function($formats){
$buttons = '';
foreach($formats as $name){
$buttons .= '<button type="submit" name="format" value="'
. $name
. '">'
. $name
. '</button>'
. PHP_EOL;
}
return $buttons;
};
$getFormHeader = function($bridgeName){
return <<<EOD
<form method="GET" action="?">
<input type="hidden" name="action" value="display" />
<input type="hidden" name="bridge" value="{$bridgeName}" />
EOD;
};
$bridge = Bridge::create($bridgeName);
if($bridge == false)
return "";
$HTTPSWarning = '';
if(strpos($bridge->getURI(), 'https') !== 0) {
$HTTPSWarning = '<div class="secure-warning">Warning :
This bridge is not fetching its content through a secure connection</div>';
}
$name = '<a href="' . $bridge->getURI() . '">' . $bridge->getName() . '</a>';
$description = $bridge->getDescription();
$card = <<<CARD
<section id="bridge-{$bridgeName}" data-ref="{$bridgeName}">
<h2>{$name}</h2>
<p class="description">
{$description}
</p>
<input type="checkbox" class="showmore-box" id="showmore-{$bridgeName}" />
<label class="showmore" for="showmore-{$bridgeName}">Show more</label>
CARD;
// If we don't have any parameter for the bridge, we print a generic form to load it.
if(count($bridge->getParameters()) == 0){
$card .= $getFormHeader($bridgeName);
$card .= $HTTPSWarning;
if($isActive){
if(defined('PROXY_URL') && PROXY_BYBRIDGE){
$idArg = 'arg-'
. urlencode($bridgeName)
. '-'
. urlencode('proxyoff')
. '-'
. urlencode('_noproxy');
$card .= '<input id="'
. $idArg
. '" type="checkbox" name="_noproxy" />'
. PHP_EOL;
$card .= '<label for="'
. $idArg
. '">Disable proxy ('
. ((defined('PROXY_NAME') && PROXY_NAME) ? PROXY_NAME : PROXY_URL)
. ')</label><br />'
. PHP_EOL;
}
$card .= $getHelperButtonsFormat($formats);
} else {
$card .= '<span style="font-weight: bold;">Inactive</span>';
}
$card .= '</form>' . PHP_EOL;
}
$hasGlobalParameter = array_key_exists('global', $bridge->getParameters());
if($hasGlobalParameter){
$globalParameters = $bridge->getParameters()['global'];
}
foreach($bridge->getParameters() as $parameterName => $parameter){
if(!is_numeric($parameterName) && $parameterName == 'global')
continue;
if($hasGlobalParameter)
$parameter = array_merge($parameter, $globalParameters);
if(!is_numeric($parameterName))
$card .= '<h5>' . $parameterName . '</h5>' . PHP_EOL;
$card .= $getFormHeader($bridgeName);
$card .= $HTTPSWarning;
foreach($parameter as $id => $inputEntry){
$additionalInfoString = '';
if(isset($inputEntry['required']) && $inputEntry['required'] === true)
$additionalInfoString .= ' required';
if(isset($inputEntry['pattern']))
$additionalInfoString .= ' pattern="' . $inputEntry['pattern'] . '"';
if(isset($inputEntry['title']))
$additionalInfoString .= ' title="' . $inputEntry['title'] . '"';
if(!isset($inputEntry['exampleValue']))
$inputEntry['exampleValue'] = '';
if(!isset($inputEntry['defaultValue']))
$inputEntry['defaultValue'] = '';
$idArg = 'arg-'
. urlencode($bridgeName)
. '-'
. urlencode($parameterName)
. '-'
. urlencode($id);
$card .= '<label for="'
. $idArg
. '">'
. $inputEntry['name']
. ' : </label>'
. PHP_EOL;
if(!isset($inputEntry['type']) || $inputEntry['type'] == 'text'){
$card .= '<input '
. $additionalInfoString
. ' id="'
. $idArg
. '" type="text" value="'
. $inputEntry['defaultValue']
. '" placeholder="'
. $inputEntry['exampleValue']
. '" name="'
. $id
. '" /><br />'
. PHP_EOL;
} elseif($inputEntry['type'] == 'number'){
$card .= '<input '
. $additionalInfoString
. ' id="'
. $idArg
. '" type="number" value="'
. $inputEntry['defaultValue']
. '" placeholder="'
. $inputEntry['exampleValue']
. '" name="'
. $id
. '" /><br />'
. PHP_EOL;
} else if($inputEntry['type'] == 'list'){
$card .= '<select '
. $additionalInfoString
. ' id="'
. $idArg
. '" name="'
. $id
. '" >';
foreach($inputEntry['values'] as $name => $value){
if(is_array($value)){
$card .= '<optgroup label="' . htmlentities($name) . '">';
foreach($value as $subname => $subvalue){
if($inputEntry['defaultValue'] === $subname
|| $inputEntry['defaultValue'] === $subvalue){
$card .= '<option value="'
. $subvalue
. '" selected>'
. $subname
. '</option>';
} else {
$card .= '<option value="'
. $subvalue
. '">'
. $subname
. '</option>';
}
}
$card .= '</optgroup>';
} else {
if($inputEntry['defaultValue'] === $name
|| $inputEntry['defaultValue'] === $value){
$card .= '<option value="'
. $value
. '" selected>'
. $name
. '</option>';
} else {
$card .= '<option value="'
. $value
. '">'
. $name
. '</option>';
}
}
}
$card .= '</select><br >';
} elseif($inputEntry['type'] == 'checkbox'){
if($inputEntry['defaultValue'] === 'checked')
$card .= '<input '
. $additionalInfoString
. ' id="'
. $idArg
. '" type="checkbox" name="'
. $id
. '" checked /><br />'
. PHP_EOL;
else
$card .= '<input '
. $additionalInfoString
. ' id="'
. $idArg
. '" type="checkbox" name="'
. $id
. '" /><br />'
. PHP_EOL;
}
}
if($isActive){
if(defined('PROXY_URL') && PROXY_BYBRIDGE){
$idArg = 'arg-'
. urlencode($bridgeName)
. '-'
. urlencode('proxyoff')
. '-'
. urlencode('_noproxy');
$card .= '<input id="'
. $idArg
. '" type="checkbox" name="_noproxy" />'
. PHP_EOL;
$card .= '<label for="'
. $idArg
. '">Disable proxy ('
. ((defined('PROXY_NAME') && PROXY_NAME) ? PROXY_NAME : PROXY_URL)
. ')</label><br />'
. PHP_EOL;
}
$card .= $getHelperButtonsFormat($formats);
} else {
$card .= '<span style="font-weight: bold;">Inactive</span>';
}
$card .= '</form>' . PHP_EOL;
}
$card .= '<label class="showless" for="showmore-' . $bridgeName . '">Show less</label>';
$card .= '<p class="maintainer">' . $bridge->getMaintainer() . '</p>';
$card .= '</section>';
return $card;
}
function sanitize($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;
}