diff options
Diffstat (limited to 'formats/JsonFormat.php')
| -rw-r--r-- | formats/JsonFormat.php | 241 |
1 files changed, 123 insertions, 118 deletions
diff --git a/formats/JsonFormat.php b/formats/JsonFormat.php index 1efc87fe..3b2a29ab 100644 --- a/formats/JsonFormat.php +++ b/formats/JsonFormat.php @@ -1,4 +1,5 @@ <?php + /** * JsonFormat - JSON Feed Version 1 * https://jsonfeed.org/version/1 @@ -7,122 +8,126 @@ * https://validator.jsonfeed.org * https://github.com/vigetlabs/json-feed-validator */ -class JsonFormat extends FormatAbstract { - const MIME_TYPE = 'application/json'; - - const VENDOR_EXCLUDES = array( - 'author', - 'title', - 'uri', - 'timestamp', - 'content', - 'enclosures', - 'categories', - 'uid', - ); - - public function stringify(){ - $urlPrefix = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') ? 'https://' : 'http://'; - $urlHost = (isset($_SERVER['HTTP_HOST'])) ? $_SERVER['HTTP_HOST'] : ''; - $urlPath = (isset($_SERVER['PATH_INFO'])) ? $_SERVER['PATH_INFO'] : ''; - $urlRequest = (isset($_SERVER['REQUEST_URI'])) ? $_SERVER['REQUEST_URI'] : ''; - - $extraInfos = $this->getExtraInfos(); - - $data = array( - 'version' => 'https://jsonfeed.org/version/1', - 'title' => (!empty($extraInfos['name'])) ? $extraInfos['name'] : $urlHost, - 'home_page_url' => (!empty($extraInfos['uri'])) ? $extraInfos['uri'] : REPOSITORY, - 'feed_url' => $urlPrefix . $urlHost . $urlRequest - ); - - if (!empty($extraInfos['icon'])) { - $data['icon'] = $extraInfos['icon']; - $data['favicon'] = $extraInfos['icon']; - } - - $items = array(); - foreach ($this->getItems() as $item) { - $entry = array(); - - $entryAuthor = $item->getAuthor(); - $entryTitle = $item->getTitle(); - $entryUri = $item->getURI(); - $entryTimestamp = $item->getTimestamp(); - $entryContent = $item->getContent() ? $this->sanitizeHtml($item->getContent()) : ''; - $entryEnclosures = $item->getEnclosures(); - $entryCategories = $item->getCategories(); - - $vendorFields = $item->toArray(); - foreach (self::VENDOR_EXCLUDES as $key) { - unset($vendorFields[$key]); - } - - $entry['id'] = $item->getUid(); - - if (empty($entry['id'])) { - $entry['id'] = $entryUri; - } - - if (!empty($entryTitle)) { - $entry['title'] = $entryTitle; - } - if (!empty($entryAuthor)) { - $entry['author'] = array( - 'name' => $entryAuthor - ); - } - if (!empty($entryTimestamp)) { - $entry['date_modified'] = gmdate(DATE_ATOM, $entryTimestamp); - } - if (!empty($entryUri)) { - $entry['url'] = $entryUri; - } - if (!empty($entryContent)) { - if ($this->isHTML($entryContent)) { - $entry['content_html'] = $entryContent; - } else { - $entry['content_text'] = $entryContent; - } - } - if (!empty($entryEnclosures)) { - $entry['attachments'] = array(); - foreach ($entryEnclosures as $enclosure) { - $entry['attachments'][] = array( - 'url' => $enclosure, - 'mime_type' => getMimeType($enclosure) - ); - } - } - if (!empty($entryCategories)) { - $entry['tags'] = array(); - foreach ($entryCategories as $category) { - $entry['tags'][] = $category; - } - } - if (!empty($vendorFields)) { - $entry['_rssbridge'] = $vendorFields; - } - - if (empty($entry['id'])) - $entry['id'] = hash('sha1', $entryTitle . $entryContent); - - $items[] = $entry; - } - $data['items'] = $items; - - /** - * The intention here is to discard non-utf8 byte sequences. - * But the JSON_PARTIAL_OUTPUT_ON_ERROR also discards lots of other errors. - * So consider this a hack. - * Switch to JSON_INVALID_UTF8_IGNORE when PHP 7.2 is the latest platform requirement. - */ - $json = json_encode($data, JSON_PRETTY_PRINT | JSON_PARTIAL_OUTPUT_ON_ERROR); - - return $json; - } - - private function isHTML($text) { - return (strlen(strip_tags($text)) != strlen($text)); - } +class JsonFormat extends FormatAbstract +{ + const MIME_TYPE = 'application/json'; + + const VENDOR_EXCLUDES = [ + 'author', + 'title', + 'uri', + 'timestamp', + 'content', + 'enclosures', + 'categories', + 'uid', + ]; + + public function stringify() + { + $urlPrefix = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') ? 'https://' : 'http://'; + $urlHost = (isset($_SERVER['HTTP_HOST'])) ? $_SERVER['HTTP_HOST'] : ''; + $urlPath = (isset($_SERVER['PATH_INFO'])) ? $_SERVER['PATH_INFO'] : ''; + $urlRequest = (isset($_SERVER['REQUEST_URI'])) ? $_SERVER['REQUEST_URI'] : ''; + + $extraInfos = $this->getExtraInfos(); + + $data = [ + 'version' => 'https://jsonfeed.org/version/1', + 'title' => (!empty($extraInfos['name'])) ? $extraInfos['name'] : $urlHost, + 'home_page_url' => (!empty($extraInfos['uri'])) ? $extraInfos['uri'] : REPOSITORY, + 'feed_url' => $urlPrefix . $urlHost . $urlRequest + ]; + + if (!empty($extraInfos['icon'])) { + $data['icon'] = $extraInfos['icon']; + $data['favicon'] = $extraInfos['icon']; + } + + $items = []; + foreach ($this->getItems() as $item) { + $entry = []; + + $entryAuthor = $item->getAuthor(); + $entryTitle = $item->getTitle(); + $entryUri = $item->getURI(); + $entryTimestamp = $item->getTimestamp(); + $entryContent = $item->getContent() ? $this->sanitizeHtml($item->getContent()) : ''; + $entryEnclosures = $item->getEnclosures(); + $entryCategories = $item->getCategories(); + + $vendorFields = $item->toArray(); + foreach (self::VENDOR_EXCLUDES as $key) { + unset($vendorFields[$key]); + } + + $entry['id'] = $item->getUid(); + + if (empty($entry['id'])) { + $entry['id'] = $entryUri; + } + + if (!empty($entryTitle)) { + $entry['title'] = $entryTitle; + } + if (!empty($entryAuthor)) { + $entry['author'] = [ + 'name' => $entryAuthor + ]; + } + if (!empty($entryTimestamp)) { + $entry['date_modified'] = gmdate(DATE_ATOM, $entryTimestamp); + } + if (!empty($entryUri)) { + $entry['url'] = $entryUri; + } + if (!empty($entryContent)) { + if ($this->isHTML($entryContent)) { + $entry['content_html'] = $entryContent; + } else { + $entry['content_text'] = $entryContent; + } + } + if (!empty($entryEnclosures)) { + $entry['attachments'] = []; + foreach ($entryEnclosures as $enclosure) { + $entry['attachments'][] = [ + 'url' => $enclosure, + 'mime_type' => getMimeType($enclosure) + ]; + } + } + if (!empty($entryCategories)) { + $entry['tags'] = []; + foreach ($entryCategories as $category) { + $entry['tags'][] = $category; + } + } + if (!empty($vendorFields)) { + $entry['_rssbridge'] = $vendorFields; + } + + if (empty($entry['id'])) { + $entry['id'] = hash('sha1', $entryTitle . $entryContent); + } + + $items[] = $entry; + } + $data['items'] = $items; + + /** + * The intention here is to discard non-utf8 byte sequences. + * But the JSON_PARTIAL_OUTPUT_ON_ERROR also discards lots of other errors. + * So consider this a hack. + * Switch to JSON_INVALID_UTF8_IGNORE when PHP 7.2 is the latest platform requirement. + */ + $json = json_encode($data, JSON_PRETTY_PRINT | JSON_PARTIAL_OUTPUT_ON_ERROR); + + return $json; + } + + private function isHTML($text) + { + return (strlen(strip_tags($text)) != strlen($text)); + } } |