Can you pls try this  snippet                                        <ondate                                                jcr:primaryType="nt:unstructured"                                                sling:resourceType="granite/ui/components/coral/foundation/form/datepicker"                    ...

If the requirement is to capture from HTML of the third party site XYZ.com you can use using JSOUP API.  there is community article on how to use JSOUP API Adobe Experience Manager Help | Creating a HTML Parser Service for Adobe Experience Manager If you are planning to capture from using HTTP opera...

Can you pls remove filter and try. something like this  <linkurl   jcr:primaryType="nt:unstructured"   sling:resourceType="granite/ui/components/coral/foundation/form/pathfield"   fieldLabel="Link Url"   name="./path"   rootPath="/content"   suffix=".html"/>remove suffix if not needed.reference:Path...

You can go for sql2 query also. following links might help. they have many sample query. generate yours as needed.http://drfits.com/jcr-sql2-query-with-examples/ JCR Query Cheat Sheet - Community Wiki - Magnolia

OOB default asset workflow gets triggered to create default renditions when you upload an asset. can you pls look into Archive and failures tab in workflow console http://localhost:4502/libs/cq/workflow/content/console.html you may find any message that might help

yes for now this sudo code iterates only child nodes. To iterate every sub node we have to update logic.

if it is Sightly try @context =‘uri’<a href=“${properties.link @ context = 'uri'}"></a>uri: For links and paths (in HTML, JS or CSS, applied by default for src and href attributes)Reference: HTL Expression Language please let me know how it goes.

As smacdonald2008​  mentioned you need a business logic to handle this in your servlet.UserManager (Adobe AEM 6.0.0 API 6.0.0 API)  provides it. look into this Iterator<Authorizable>findAuthorizables(Query query)           Return Authorizables that match a specific Query. Iterator<Authorizable>find...

To explore more org.apache.felix.scr.annotations and org.apache.felix.scr.annotations following links might be usefullApache Felix - SCR Annotations AttributeDefinition (OSGi Enterprise Release 6) http://javadox.com/org.osgi/osgi.cmpn/6.0.0/org/osgi/service/metatype/annotations/package-summary.html

public boolean hasWriteAccess(Resource resource , Session userSession) throws RepositoryException {Node pageNode = resource.adaptTo(Node.class); String path = pageNode.getPath();  try {    userSession.checkPermission(path, "add_node,set_property");    if(pageNode.hasNode(JcrConstants.JCR_CONTENT)) ...