/** @inheritDoc */
public int removeMatchingComments(
Weblog weblog,
WeblogEntry entry,
String searchString,
Date startDate,
Date endDate,
ApprovalStatus status)
throws WebloggerException {
// TODO dynamic bulk delete query: I'd MUCH rather use a bulk delete,
// but MySQL says "General error, message from server: "You can't
// specify target table 'roller_comment' for update in FROM clause"
CommentSearchCriteria csc = new CommentSearchCriteria();
csc.setWeblog(weblog);
csc.setEntry(entry);
csc.setSearchText(searchString);
csc.setStartDate(startDate);
csc.setEndDate(endDate);
csc.setStatus(status);
List<WeblogEntryComment> comments = getComments(csc);
int count = 0;
for (WeblogEntryComment comment : comments) {
removeComment(comment);
count++;
}
return count;
}
/** @inheritDoc */
public void removeWeblogEntry(WeblogEntry entry) throws WebloggerException {
Weblog weblog = entry.getWebsite();
CommentSearchCriteria csc = new CommentSearchCriteria();
csc.setEntry(entry);
// remove comments
List<WeblogEntryComment> comments = getComments(csc);
for (WeblogEntryComment comment : comments) {
this.strategy.remove(comment);
}
// remove tag & tag aggregates
if (entry.getTags() != null) {
for (WeblogEntryTag tag : entry.getTags()) {
removeWeblogEntryTag(tag);
}
}
// remove attributes
if (entry.getEntryAttributes() != null) {
for (Iterator it = entry.getEntryAttributes().iterator(); it.hasNext(); ) {
WeblogEntryAttribute att = (WeblogEntryAttribute) it.next();
it.remove();
this.strategy.remove(att);
}
}
// remove entry
this.strategy.remove(entry);
// update weblog last modified date. date updated by saveWebsite()
if (entry.isPublished()) {
roller.getWeblogManager().saveWeblog(weblog);
}
// remove entry from cache mapping
this.entryAnchorToIdMap.remove(entry.getWebsite().getHandle() + ":" + entry.getAnchor());
}
/** @inheritDoc */
public List<WeblogEntryComment> getComments(CommentSearchCriteria csc) throws WebloggerException {
List<Object> params = new ArrayList<Object>();
int size = 0;
StringBuilder queryString = new StringBuilder();
queryString.append("SELECT c FROM WeblogEntryComment c ");
StringBuilder whereClause = new StringBuilder();
if (csc.getEntry() != null) {
params.add(size++, csc.getEntry());
whereClause.append("c.weblogEntry = ?").append(size);
} else if (csc.getWeblog() != null) {
params.add(size++, csc.getWeblog());
whereClause.append("c.weblogEntry.website = ?").append(size);
}
if (csc.getSearchText() != null) {
params.add(size++, "%" + csc.getSearchText().toUpperCase() + "%");
appendConjuctionToWhereclause(whereClause, "upper(c.content) LIKE ?").append(size);
}
if (csc.getStartDate() != null) {
Timestamp start = new Timestamp(csc.getStartDate().getTime());
params.add(size++, start);
appendConjuctionToWhereclause(whereClause, "c.postTime >= ?").append(size);
}
if (csc.getEndDate() != null) {
Timestamp end = new Timestamp(csc.getEndDate().getTime());
params.add(size++, end);
appendConjuctionToWhereclause(whereClause, "c.postTime <= ?").append(size);
}
if (csc.getStatus() != null) {
params.add(size++, csc.getStatus());
appendConjuctionToWhereclause(whereClause, "c.status = ?").append(size);
}
if (whereClause.length() != 0) {
queryString.append(" WHERE ").append(whereClause);
}
if (csc.isReverseChrono()) {
queryString.append(" ORDER BY c.postTime DESC");
} else {
queryString.append(" ORDER BY c.postTime ASC");
}
TypedQuery<WeblogEntryComment> query =
strategy.getDynamicQuery(queryString.toString(), WeblogEntryComment.class);
if (csc.getOffset() != 0) {
query.setFirstResult(csc.getOffset());
}
if (csc.getMaxResults() != -1) {
query.setMaxResults(csc.getMaxResults());
}
for (int i = 0; i < params.size(); i++) {
query.setParameter(i + 1, params.get(i));
}
return query.getResultList();
}