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-rw-r--r--lib/html.php360
1 files changed, 360 insertions, 0 deletions
diff --git a/lib/html.php b/lib/html.php
new file mode 100644
index 0000000..297ab80
--- /dev/null
+++ b/lib/html.php
@@ -0,0 +1,360 @@
+<?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;
+ } if(CUSTOM_CACHE_TIMEOUT) {
+ $idArg = 'arg-'
+ . urlencode($bridgeName)
+ . '-'
+ . urlencode('_cache_timeout');
+
+ $card .= '<label for="'
+ . $idArg
+ . '">Cache timeout in seconds : </label>'
+ . PHP_EOL;
+
+ $card .= '<input id="'
+ . $idArg
+ . '" type="number" value="'
+ . $bridge->getCacheTimeout()
+ . '" name="_cache_timeout" /><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;
+ } if(CUSTOM_CACHE_TIMEOUT) {
+ $idArg = 'arg-'
+ . urlencode($bridgeName)
+ . '-'
+ . urlencode('_cache_timeout');
+
+ $card .= '<label for="'
+ . $idArg
+ . '">Cache timeout in seconds : </label>'
+ . PHP_EOL;
+
+ $card .= '<input id="'
+ . $idArg
+ . '" type="number" value="'
+ . $bridge->getCacheTimeout()
+ . '" name="_cache_timeout" /><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;
+}