Examples with WOContext com.webobjects.appserver.WOContext used on opensource projects

Example 1 with WOContext

use of com.webobjects.appserver.WOContext in project wonder-slim by undur.

the class ERXComponentUtilities method componentTree.

/**
 * Returns an array of the current component names.
 *
 * @return array of current component names
 */
public static NSArray<String> componentTree() {
    WOContext context = ERXWOContext.currentContext();
    NSMutableArray<String> result = new NSMutableArray<>();
    if (context != null) {
        WOComponent c = context.component();
        while (c != null) {
            result.addObject(c.name());
            c = c.parent();
        }
    }
    return result;
}

Example 2 with WOContext

use of com.webobjects.appserver.WOContext in project wonder-slim by undur.

the class AjaxFileUploadRequestHandler method handleRequest.

@Override
public WOResponse handleRequest(WORequest request) {
    WOApplication application = WOApplication.application();
    application.awake();
    try {
        WOContext context = application.createContextForRequest(request);
        WOResponse response = application.createResponseInContext(context);
        String uploadIdentifier = null;
        String uploadFileName = null;
        InputStream uploadInputStream = null;
        long streamLength = -1L;
        try {
            String sessionIdKey = WOApplication.application().sessionIdKey();
            String sessionId = request.cookieValueForKey(sessionIdKey);
            WOMultipartIterator multipartIterator = request.multipartIterator();
            if (multipartIterator == null) {
                response.appendContentString("Already Consumed!");
            } else {
                WOMultipartIterator.WOFormData formData = null;
                while ((formData = multipartIterator.nextFormData()) != null) {
                    String name = formData.name();
                    if (sessionIdKey.equals(name)) {
                        sessionId = formData.formValue();
                    } else if ("id".equals(name)) {
                        uploadIdentifier = formData.formValue();
                    } else if (formData.isFileUpload()) {
                        uploadFileName = request.stringFormValueForKey(name + ".filename");
                        streamLength = multipartIterator.contentLengthRemaining();
                        uploadInputStream = formData.formDataInputStream();
                        break;
                    }
                }
                context._setRequestSessionID(sessionId);
                WOSession session = null;
                if (context._requestSessionID() != null) {
                    session = WOApplication.application().restoreSessionWithID(sessionId, context);
                }
                if (session == null) {
                    throw new Exception("No valid session!");
                }
                File tempFile = File.createTempFile("AjaxFileUpload", ".tmp", _tempFileFolder);
                tempFile.deleteOnExit();
                AjaxUploadProgress progress = new AjaxUploadProgress(uploadIdentifier, tempFile, uploadFileName, streamLength);
                try {
                    AjaxProgressBar.registerProgress(session, progress);
                } finally {
                    if (context._requestSessionID() != null) {
                        WOApplication.application().saveSessionForContext(context);
                    }
                }
                if (formData != null) {
                    NSArray<String> contentType = (NSArray<String>) formData.headers().valueForKey("content-type");
                    if (contentType != null) {
                        progress.setContentType(contentType.objectAtIndex(0));
                    }
                }
                try {
                    if (_maxUploadSize >= 0L && streamLength > _maxUploadSize) {
                        IOException e = new IOException("You attempted to upload a file larger than the maximum allowed size of " + new ERXUnitAwareDecimalFormat(ERXUnitAwareDecimalFormat.BYTE).format(_maxUploadSize) + ".");
                        progress.setFailure(e);
                        progress.dispose();
                        throw e;
                    }
                    try (FileOutputStream fos = new FileOutputStream(progress.tempFile())) {
                        progress.copyAndTrack(uploadInputStream, fos, _maxUploadSize);
                    }
                    if (!progress.isCanceled() && !progress.shouldReset()) {
                        downloadFinished(progress);
                    }
                } finally {
                    progress.setDone(true);
                }
            }
        } catch (Throwable t) {
            log.error("Upload failed", t);
            response.appendContentString("Failed: " + t.getMessage());
        } finally {
            if (uploadInputStream != null) {
                try {
                    uploadInputStream.close();
                } catch (IOException e) {
                // ignore
                }
            }
        }
        return response;
    } finally {
        application.sleep();
    }
}

Example 3 with WOContext

use of com.webobjects.appserver.WOContext in project wonder-slim by undur.

the class AjaxUtils method redirectTo.

/**
 * Creates (or modifies if already created) an AjaxResponse to redirect to the passed component with a component action.
 * Anything previously written to the AjaxResponse is preserved.
 *
 * @param component full page WOComponent instance to redirect to
 */
public static void redirectTo(WOComponent component) {
    WOContext context = component.context();
    ERXRedirect redirect = (ERXRedirect) component.pageWithName(ERXRedirect.class.getName());
    redirect.setComponent(component);
    redirect.appendToResponse(AjaxUtils.createResponse(context.request(), context), context);
}

Example 4 with WOContext

use of com.webobjects.appserver.WOContext in project wonder-slim by undur.

the class ERXAjaxSession method savePageInPermanentCache.

/**
 * Saves a page in the permanent cache. Overridden to not save in the super implementation's iVars but in our own.
 */
// FIXME: ak: as we save the perm pages under a lot of context IDs, we should have a way to actually limit the size...
// not sure how, though
@Override
public void savePageInPermanentCache(WOComponent wocomponent) {
    if (overridePrivateCache) {
        WOContext wocontext = context();
        String contextID = wocontext.contextID();
        log.debug("Saving page for contextID: {}", contextID);
        NSMutableDictionary permanentPageCache = _permanentPageCache();
        for (int i = WOApplication.application().permanentPageCacheSize(); _permanentContextIDArray.count() >= i; _permanentContextIDArray.removeObjectAtIndex(0)) {
            String s1 = (String) _permanentContextIDArray.objectAtIndex(0);
            WOComponent page = (WOComponent) permanentPageCache.removeObjectForKey(s1);
            if (storesPageInfo()) {
                pageInfoDictionary().removeObjectForKey(page);
            }
        }
        permanentPageCache.setObjectForKey(wocomponent, contextID);
        _permanentContextIDArray.addObject(contextID);
    } else {
        super.savePageInPermanentCache(wocomponent);
    }
}

Example 5 with WOContext

use of com.webobjects.appserver.WOContext in project wonder-slim by undur.

the class ERXAjaxSession method restorePageForContextID.

/**
 * Extension of restorePageForContextID that implements the other side of
 * Page Replacement Cache.
 */
@Override
public WOComponent restorePageForContextID(String contextID) {
    log.debug("Restoring page for contextID: {}", contextID);
    LinkedHashMap pageReplacementCache = (LinkedHashMap) objectForKey(ERXAjaxSession.PAGE_REPLACEMENT_CACHE_KEY);
    WOComponent page = null;
    if (pageReplacementCache != null) {
        TransactionRecord pageRecord = (TransactionRecord) pageReplacementCache.get(contextID);
        if (pageRecord != null) {
            log.debug("Restoring page for contextID: {} pageRecord = {}", contextID, pageRecord);
            page = pageRecord.page();
        } else {
            log.debug("No page in pageReplacementCache for contextID: {}", contextID);
            // If we got the page out of the replacement cache above, then we're obviously still
            // using Ajax, and it's likely our cache will be cleaned out in an Ajax update.  If the
            // requested page was not in the cache, though, then we might be done with Ajax,
            // so give the cache a quick run-through for expired pages.
            cleanPageReplacementCacheIfNecessary();
        }
    }
    // AK: this will get handled last in the super implementation, so we do it here
    if (page == null && overridePrivateCache) {
        page = _permanentPageWithContextID(contextID);
        if (page != null)
            page._awakeInContext(context());
    }
    if (page == null) {
        page = super.restorePageForContextID(contextID);
    }
    if (page != null) {
        WOContext context = page.context();
        if (context == null) {
            page._awakeInContext(context());
            context = page.context();
        }
        WORequest request = context.request();
        // enough information at this point to know whether to do it or not, unfortunately.
        if (request != null) {
            request.setHeader(contextID, ERXAjaxSession.ORIGINAL_CONTEXT_ID_KEY);
        }
    }
    return page;
}