protected function create_postdata_from

protected function create_postdata_from_folder()

in classes/api/base.php [1043:1110]
56 lines of code
10 McCabe index (conditional complexity)

    protected function create_postdata_from_folder($title, $folder, $boundary) {
        $dom = new \DOMDocument();

        $pagefile = join(DIRECTORY_SEPARATOR, array(rtrim($folder, DIRECTORY_SEPARATOR), 'page.html'));
        if (!$dom->loadHTML(mb_convert_encoding(file_get_contents($pagefile), 'HTML-ENTITIES', 'UTF-8'))) {
            \local_onenote\utils::debug('Could not parse page HTML', 'create_postdata_from_folder', $pagefile);
            return null;
        }
        $xpath = new \DOMXPath($dom);
        $doc = $dom->getElementsByTagName("body")->item(0);

        $this->handle_garbage_chars($xpath);

        $imgnodes = $xpath->query("//img");
        $imgdata = '';
        $eol = "\r\n";

        if ($imgnodes && ($imgnodes->length > 0)) {
            foreach ($imgnodes as $imgnode) {
                $srcnode = $imgnode->attributes->getNamedItem("src");
                if (!$srcnode) {
                    continue;
                }
                $srcrelpath = urldecode($srcnode->nodeValue);
                $srcfilename = substr($srcrelpath, strlen('./page_files/'));
                $srcpath = join(DIRECTORY_SEPARATOR, array(rtrim($folder, DIRECTORY_SEPARATOR), substr($srcrelpath, 2)));
                $contents = file_get_contents($srcpath);

                if (!$contents || (count($contents) == 0)) {
                    continue;
                }
                $srcfilename = urlencode($srcfilename);
                $srcnode->nodeValue = "name:" . $srcfilename;

                // Remove data_fullres_src if present.
                if ($imgnode->attributes->getNamedItem("data-fullres-src")) {
                    $imgnode->removeAttribute("data-fullres-src");
                }
                $imgdata .= '--' . $boundary . $eol;
                $imgdata .= 'Content-Disposition: form-data; name="' . $srcfilename . '"; filename="' . $srcfilename . '"' . $eol;
                $imgdata .= 'Content-Type: image/jpeg' . $eol .$eol;
                $imgdata .= $contents . $eol;
            }
        }

        // Extract just the content of the body.
        $domclone = new \DOMDocument('1.0', 'UTF-8');
        foreach ($doc->childNodes as $child) {
            $domclone->appendChild($domclone->importNode($child, true));
        }

        $output = $domclone->saveHTML($domclone);
        $date = date("Y-m-d H:i:s");

        $postdata = '';
        $postdata .= '--' . $boundary . $eol;
        $postdata .= 'Content-Disposition: form-data; name="Presentation"' . $eol;
        $postdata .= 'Content-Type: application/xhtml+xml' . $eol . $eol;
        $postdata .= '<?xml version="1.0" encoding="utf-8" ?><html xmlns="http://www.w3.org/1999/xhtml" lang="en-us">' . $eol;
        $postdata .= '<head><title>' . $title . '</title>' . '<meta name="created" value="' . $date . '"/></head>' . $eol;
        $postdata .= '<body style="font-family:\'Helvetica\',\'Helvetica Neue\', Arial, \'Lucida Grande\',';
        $postdata .= 'sans-serif;font-size:10.5pt; color:rgb(51,51,51);">' . $output . '</body>' . $eol;
        $postdata .= '</html>' . $eol;
        $postdata .= $imgdata . $eol;
        $postdata .= '--' . $boundary . '--' . $eol . $eol;

        return $postdata;
    }