public void init(XWikiContext context) throws XWikiException, IOException {
// first check versions
XWikiDocument doc = xwiki.getDocument(docFullName, context);
String xwikiVersion = doc.getVersion();
String fn = "fullname:" + docFullName;
String solrRev = useBackEnd ? currikiPlugin.solrGetSingleValue(fn, "revisionNumber") : "";
if (useBackEnd && xwikiVersion.equals(solrRev)) {
isBackEndStream = true;
get = currikiPlugin.solrCreateQueryGetMethod(fn, solrField, 0, 100);
currikiPlugin.solrCollectResultsFromQuery(
"fullname:" + docFullName,
"childRights,childPages",
0,
1,
new CurrikiPlugin.SolrResultCollector() {
public void status(int statusCode, int qTime, int numFound, int start) {}
public void newDocument() {}
public void addValue(String name, String value) {
if ("childRights".equals(name)) childRightsS = value;
else if ("childPages".equals(name)) childPagesS = value;
}
});
} else {
isBackEndStream = false;
// identify docs to queries
if (type == Type.USER_COLLECTIONS) {
propNameForFullname = "collectionPage";
subAssetNames = currikiPlugin.fetchCollectionsList(docFullName, context);
objectToOutput = currikiPlugin.fetchCollectionsInfo(docFullName, context);
} else if (type == Type.GROUP_COLLECTIONS) {
propNameForFullname = "collectionPage";
String groupName = docFullName.replace(".WebPreferences", "");
subAssetNames = currikiPlugin.fetchCollectionsList(groupName, context);
objectToOutput = currikiPlugin.fetchCollectionsInfo(groupName, context);
} else if (type == Type.USER_GROUPS) {
propNameForFullname = "groupSpace";
subAssetNames = null;
objectToOutput = currikiPlugin.fetchUserGroups(docFullName, context);
} else if (type == Type.COLLECTION_CONTENT) {
propNameForFullname = "assetpage";
FolderCompositeAsset fca =
(FolderCompositeAsset)
currikiPlugin.fetchAssetAs(docFullName, FolderCompositeAsset.class, context);
if (fca != null) {
FolderCompositeAsset fAsset = fca.as(FolderCompositeAsset.class);
objectToOutput = fAsset.getSubassetsInfo();
} else objectToOutput = new LinkedList();
} else {
throw new UnsupportedEncodingException();
}
}
}
public CTVRepresentation(String targetDocument, Type type, XWikiContext context)
throws IOException, XWikiException {
super(jsonMediaType);
this.xwiki = context.getWiki();
this.userGroups = new TreeSet<String>();
for (Object groupName :
((CurrikiSpaceManager) xwiki.getPlugin("csm", context))
.getSpaceNames(context.getUser(), null, context)) {
userGroups.add(((String) groupName).substring("Group_".length()));
}
this.type = type;
this.userName = context.getUser();
if (userName.startsWith("XWiki.")) userName = userName.substring("XWiki.".length());
this.userIsAdmin =
xwiki.checkAccess("admin", xwiki.getDocument("XWiki.XWikiPreferences", context), context);
this.docFullName = targetDocument;
this.currikiPlugin = (CurrikiPlugin) xwiki.getPlugin("curriki", context);
if (!currikiPlugin.solrCheckIsUp()) useBackEnd = false;
// identify docs to queries
if (type == Type.USER_COLLECTIONS) {
solrField = "userCollections";
propNameForFullname = "collectionPage";
} else if (type == Type.USER_GROUPS) {
solrField = "userGroups";
propNameForFullname = "groupSpace";
} else if (type == Type.GROUP_COLLECTIONS) {
solrField = "childInfo";
propNameForFullname = "collectionPage";
} else if (type == Type.COLLECTION_CONTENT) {
solrField = "childInfo";
propNameForFullname = "assetpage";
} else {
throw new UnsupportedEncodingException();
}
}
public void write(final Writer out) throws IOException {
try {
if (isBackEndStream) {
boolean isSubassetsQuery =
type == Type.COLLECTION_CONTENT || type == Type.GROUP_COLLECTIONS;
final StringTokenizer
childRights = isSubassetsQuery ? new StringTokenizer(childRightsS, ",") : null,
childPages = isSubassetsQuery ? new StringTokenizer(childPagesS, ",") : null;
currikiPlugin.startSolrMethod(get);
if (isSubassetsQuery) {
out.write("[");
CurrikiPlugin.SolrResultCollector collector =
new CurrikiPlugin.SolrResultCollector() {
boolean started = false;
public void status(int statusCode, int qTime, int numFound, int start) {}
public void newDocument() {}
public void addValue(String name, String value) {
if (!value.startsWith("{")) value = value.trim();
if (!value.startsWith("{"))
throw new IllegalStateException(
"Child metadata value \"" + value + "\" incompatible!");
String right = childRights != null ? childRights.nextToken() : null;
String assetpage = childPages.nextToken();
try {
if (!started) started = true;
else out.write(", "); // \n
if (childRights != null && canUserRead(right)) {
System.err.println(
"Rights: view: "
+ canUserRead(right)
+ ", edit:"
+ canUserModify(right)
+ ", delete:"
+ canUserDelete(assetpage)
+ ".");
// TODO: convert the label "rights" to "ownership"
if (canUserModify(right))
out.write("{rights:{'view':true, 'edit':true, 'delete': ");
else out.write("{rights:{'view':true, 'edit':false, 'delete': ");
if (canUserDelete(assetpage)) out.write("true},");
else out.write("false},");
out.write(value.substring(1));
} else { // no read allowance
out.write(
"{rights:{'view':false, 'edit':false, 'delete': false}, assetpage: \""
+ assetpage
+ "\",");
out.write(ghostSubAssetInfoJson);
}
} catch (Exception e) {
throw new IllegalStateException(e);
}
}
};
currikiPlugin.feedFieldFromXmlStream(get, collector, solrField);
out.write("]");
} else { // Type.USER_COLLECTIONS, Type.USER_GROUPS: always requested from own user
// currently, can be static
currikiPlugin.feedFieldFromXmlStream(get, out, solrField);
}
} else {
if (objectToOutput instanceof Map) {
new Gson()
.toJson(
subAssetNames == null
? flattenMapToJSONArray(
(Map<String, Object>) objectToOutput, propNameForFullname)
: flattenMapToJSONArray(
(Map<String, Object>) objectToOutput, subAssetNames, propNameForFullname),
out);
} else {
new Gson().toJson(objectToOutput, out);
}
}
} catch (Exception e) {
e.printStackTrace();
throw new IllegalStateException(e);
}
}
