Example usage for javax.mail.internet ContentType getParameter

List of usage examples for javax.mail.internet ContentType getParameter

Introduction

In this page you can find the example usage for javax.mail.internet ContentType getParameter.

Prototype

public String getParameter(String name) 

Source Link

Document

Return the specified parameter value.

Usage

From source file:com.zimbra.cs.mailbox.calendar.Invite.java

protected ZComponent addInlineATTACHes(ZComponent comp) {
    MimeMessage mimeMsg = null;//from  w  w w  .j  av a 2 s.co  m
    try {
        mimeMsg = getMimeMessage();
    } catch (ServiceException e1) {
        return comp;
    }
    if (mimeMsg == null) {
        return comp;
    }
    try {
        List<MPartInfo> parts = Mime.getParts(mimeMsg, MimeConstants.P_CHARSET_UTF8);
        if (parts != null && !parts.isEmpty()) {
            for (MPartInfo body : parts.get(0).getChildren()) {
                if (body.isMultipart()) {
                    continue;
                }
                MimePart mp = body.getMimePart();
                String ctype = StringUtil.stripControlCharacters(body.getContentType());
                if (MimeConstants.CT_TEXT_CALENDAR.equalsIgnoreCase(ctype)) {
                    // A true calendar part has "method" parameter in the content type.
                    // Otherwise it's just an attachment that happens to be a .ics file.
                    try {
                        ContentType ct = new ContentType(body.getMimePart().getContentType());
                        if (ct.getParameter("method") != null) {
                            continue;
                        }
                    } catch (MessagingException e) {
                    }
                }
                String contentType = StringUtil.stripControlCharacters(body.getContentType());
                String fileName = Mime.getFilename(mp);
                try (InputStream in = mp.getInputStream()) {
                    byte[] rawBytes = IOUtils.toByteArray(in);
                    Attach attachment = Attach.fromUnencodedAndContentType(rawBytes, contentType);
                    if (!Strings.isNullOrEmpty(fileName)) {
                        attachment.setFileName(fileName);
                    }
                    comp.addProperty(attachment.toZProperty());
                }
            }
        }
    } catch (MessagingException | IOException e) {
        ZimbraLog.calendar.warn("Problem adding inline ATTACHes", e);
    }
    return comp;
}

From source file:com.silverwrist.venice.std.TrackbackManager.java

/**
 * Loads the HTTP content at the specified URL, scans it for RDF description blocks, and adds those blocks
 * as {@link com.silverwrist.venice.std.TrackbackItem TrackbackItem}s to our internal cache.  Uses modification
 * detection to keep from reloading a page unless necessary.
 *
 * @param url The URL of the resource to be loaded.
 * @param attrs The attributes of the specified page; if this is <code>null</code>, we'll check the page
 *              cache for the right attributes.
 * @return <code>true</code> if the page data was loaded and scanned for trackback items; <code>false</code>
 *         if no data was loaded (because it was not modified since the last time we loaded it, for instance).
 * @exception com.silverwrist.venice.except.TrackbackException If there was an error loading or interpreting
 *            the page data./*from ww w . j  av  a  2  s . c  om*/
 */
private synchronized boolean load(URL url, PageAttributes attrs) throws TrackbackException {
    if (attrs == null)
        attrs = (PageAttributes) (m_page_cache.get(url));

    // Create the GET method and set its headers.
    String s = url.toString();
    int x = s.lastIndexOf('#');
    if (x >= 0)
        s = s.substring(0, x);
    GetMethod getter = new GetMethod(s);
    HttpMethodParams params = getter.getParams();
    getter.setDoAuthentication(false);
    getter.setFollowRedirects(true);
    getter.setRequestHeader("User-Agent", USER_AGENT);
    getter.setRequestHeader("Accept", "text/*");
    getter.setRequestHeader("Accept-Encoding", "identity");
    params.setParameter(HttpMethodParams.RETRY_HANDLER, new DefaultHttpMethodRetryHandler());
    getter.setParams(params);

    boolean get_resp = false;
    PageAttributes newattrs = null;
    ContentType ctype = null;
    byte[] rawdata = null;
    try { // set the Last-Modified date as an If-Modified-Since header on the request
        java.util.Date lmod = null;
        if (attrs != null)
            lmod = attrs.getLastModified();
        if (lmod != null)
            getter.setRequestHeader("If-Modified-Since", s_httpdate_format.format(lmod));

        // execute the Get method!
        int rc = m_http_client.executeMethod(getter);
        get_resp = true;
        if ((lmod != null) && (rc == HttpStatus.SC_NOT_MODIFIED))
            return false; // we were not modified
        if (rc == HttpStatus.SC_NO_CONTENT)
            return false; // there's no content there
        if (rc != HttpStatus.SC_OK) // this is farked!
            throw new TrackbackException("GET of " + url + " returned " + rc);

        // Get the new page attributes and save them off.
        newattrs = new PageAttributes(getter);
        m_page_cache.put(url, newattrs);

        // Get the Content-Type header and see if it's valid.
        Header hdr = getter.getResponseHeader("Content-Type");
        if (hdr != null)
            s = hdr.getValue();
        else
            s = "text/plain"; // necessary assumption
        ctype = new ContentType(s);
        if (!(ctype.getPrimaryType().equals("text")))
            throw new TrackbackException("URL " + url + " does not point to a text-based resource");

        // Load the resource in as byte data; we will determine the right character set for it later.
        rawdata = getter.getResponseBody();
        get_resp = false;

    } // end try
    catch (IOException e) { // IO error getting the page
        throw new TrackbackException("I/O error retrieving " + url + ": " + e.getMessage(), e);

    } // end catch
    catch (javax.mail.internet.ParseException e) { // translate into TrackbackException
        throw new TrackbackException("invalid Content-Type received for URL " + url, e);

    } // end catch
    finally { // release the connection if possible
        try { // need to get the message body
            if (get_resp)
                getter.getResponseBody();

        } // end try
        catch (IOException e) { // ignore these
        } // end catch

        getter.releaseConnection();

    } // end finally

    // make a first guess at the charset from the HTTP header Content-Type
    String cset = ctype.getParameter("charset");
    if (cset == null)
        cset = "US-ASCII";
    String content = null;
    try { // interpret the content
        content = new String(rawdata, cset);

    } // end try
    catch (UnsupportedEncodingException e) { // fall back and try just using US-ASCII
        cset = null;
        try { // interpret the content
            content = new String(rawdata, "US-ASCII");

        } // end try
        catch (UnsupportedEncodingException e2) { // can't happen
            logger.debug("WTF? US-ASCII should damn well be a supported character set!", e2);

        } // end catch

    } // end catch

    // Look for <META HTTP-EQUIV=...> tags in the content.
    Map http_attrs = extractHttpEquivTags(content);

    // Try to get a Content-Type attribute from there.
    s = (String) (http_attrs.get("CONTENT-TYPE"));
    String cset2 = null;
    if (s != null) { // look for the content type
        try { // parse into Content-Type
            ContentType c = new ContentType(s);
            if (c.getPrimaryType().equals("text"))
                cset2 = c.getParameter("charset");

        } // end try
        catch (javax.mail.internet.ParseException e) { // can't get a second Content-Type
            logger.debug("parse of Content-Type from META tags failed", e);
            cset2 = null;

        } // end catch

    } // end if

    if ((cset == null) && (cset2 == null))
        throw new TrackbackException("unable to determine character set for " + url);
    if ((cset2 != null) && ((cset == null) || !(cset.equalsIgnoreCase(cset2)))) { // reinterpret content in new character set
        try { // reinterpret content in new character set
            s = new String(rawdata, cset2);
            content = s;

            // the contents of the HTTP-EQUIV tags may have changed as a result
            http_attrs = extractHttpEquivTags(content);

        } // end try
        catch (UnsupportedEncodingException e) { // just use original character set
            if (cset == null)
                throw new TrackbackException("unable to determine character set for " + url);

        } // end catch

    } // end if

    newattrs.updateFromPage(http_attrs); // update the page attributes from the META tag data

    // Search the page content for RDF blocks.
    RE m = new RE(s_rdf_start, RE.MATCH_NORMAL);
    int pos = 0;
    while (m.match(content, pos)) { // look for the end of this RDF block
        RE m2 = new RE(getEndRecognizer(m.getParen(1)), RE.MATCH_NORMAL);
        if (m2.match(content, m.getParenEnd(0))) { // we now have a block to feed to the XML parser
            try { // run the block through the XML parser
                InputSource isrc = new InputSource(
                        new StringReader(content.substring(m.getParenStart(0), m2.getParenEnd(0))));
                Document doc = m_rdf_parser.parse(isrc);

                // examine topmost element, which should be rdf:RDF
                Element root = doc.getDocumentElement();
                if (NS_RDF.equals(root.getNamespaceURI()) && (root.getLocalName() != null)
                        && root.getLocalName().equals("RDF")) { // this is most definitely an rdf:RDF node...look for rdf:Description nodes under it
                    NodeList nl = root.getChildNodes();
                    for (int i = 0; i < nl.getLength(); i++) { // check each node in the list
                        Node n = nl.item(i);
                        if ((n.getNodeType() == Node.ELEMENT_NODE) && NS_RDF.equals(n.getNamespaceURI())
                                && (n.getLocalName() != null) && n.getLocalName().equals("Description")) { // we've got an rdf:Description node...extract the attributes from it
                            Element elt = (Element) n;
                            try { // look for the item and trackback URLs
                                URL item = null, trackback = null;
                                s = elt.getAttributeNS(NS_DC, "identifier");
                                if ((s != null) && (s.length() > 0))
                                    item = new URL(s);
                                s = elt.getAttributeNS(NS_TRACKBACK, "ping");
                                if ((s != null) && (s.length() > 0))
                                    trackback = new URL(s);
                                if ((item != null) && (trackback != null)) { // create the item
                                    s = elt.getAttributeNS(NS_DC, "title");
                                    m_item_cache.put(item, new MyTrackbackItem(item, trackback, s, newattrs));

                                } // end if

                            } // end try
                            catch (MalformedURLException e) { // this means skip this item
                                logger.warn("URL parse failure", e);

                            } // end catch

                        } // end if

                    } // end for

                } // end if

            } // end try
            catch (IOException e) { // disregard this block
                logger.warn("RDF block parse failure", e);

            } // end catch
            catch (SAXException e) { // disregard this block
                logger.warn("RDF block parse failure", e);

            } // end catch

        } // end if
          // else ignore this possible block

        pos = m.getParenEnd(0);

    } // end while

    return true;

}