QVariant NewsFeedModel::data(const QModelIndex &index, int role) const
{
int row = index.row();
auto news = m_newsList.at(row);
switch (role) {
case TypeRole:
return news.type();
case PostIdRole:
return news.postId();
break;
case SourceRole: {
int source = news.sourceId();
return qVariantFromValue(findContact(source));
}
case DateRole:
return news.date();
case BodyRole:
return news.body();
case AttachmentsRole:
return vk::Attachment::toVariantMap(news.attachments());
case LikesRole:
return news.likes();
case RepostsRole:
return news.reposts();
case CommentsRole:
return news.property("comments");
case OwnerNameRole: {
int ownerId = news.property("copy_owner_id").toInt();
if (ownerId) {
auto contact = findContact(ownerId);
return contact->name();
}
return QVariant();
}
case SourcePhotoRole: {
if (auto contact = findContact(news.sourceId()))
return contact->photoSource();
break;
}
case SourceNameRole: {
if (auto contact = findContact(news.sourceId()))
return contact->name();
break;
}
case LikesCount: {
return news.likes().value("count").toInt();
}
case CommentsCount:
return news.property("comments").toMap().value("count").toInt();
default:
break;
}
return QVariant::Invalid;
}
/*
* Find the immediate dominator of each block using Cooper, Harvey, and
* Kennedy's "A Simple, Fast Dominance Algorithm", returned as a vector
* of Block*, indexed by block. IdomVector[b] == nullptr if b has no
* dominator. This is the case for the entry block and any blocks not
* reachable from the entry block.
*/
IdomVector findDominators(const IRUnit& unit, const BlockList& blocks) {
assert(isRPOSorted(blocks));
// Calculate immediate dominators with the iterative two-finger algorithm.
// When it terminates, idom[post-id] will contain the post-id of the
// immediate dominator of each block. idom[start] will be -1. This is
// the general algorithm but it will only loop twice for loop-free graphs.
IdomVector idom(unit, nullptr);
auto start = blocks.begin();
auto entry = *start;
idom[entry] = entry;
start++;
for (bool changed = true; changed; ) {
changed = false;
// for each block after start, in reverse postorder
for (auto it = start; it != blocks.end(); it++) {
Block* block = *it;
// p1 = any already-processed predecessor
auto predIter = block->preds().begin();
auto predEnd = block->preds().end();
auto p1 = predIter->from();
while (!idom[p1]) p1 = (++predIter)->from();
// for all other already-processed predecessors p2 of block
for (++predIter; predIter != predEnd; ++predIter) {
auto p2 = predIter->from();
if (p2 == p1 || !idom[p2]) continue;
// find earliest common predecessor of p1 and p2
// (higher postIds are earlier in flow and in dom-tree).
do {
while (p1->postId() < p2->postId()) p1 = idom[p1];
while (p2->postId() < p1->postId()) p2 = idom[p2];
} while (p1 != p2);
}
if (idom[block] != p1) {
idom[block] = p1;
changed = true;
}
}
}
idom[entry] = nullptr; // entry has no dominator.
return idom;
}
bool CId::operator==(const CId& obj) const
{
/* return (((!obj.ssId().isEmpty()) && (obj.ssId() == ssId()))
|| ((!obj.ljId().isEmpty()) && (obj.ljId() == ljId())));
*/
bool isSSIds = ((!obj.ssId().isEmpty()) && (obj.ssId() == ssId()));
bool isEqualsPCIds = (((!obj.ljId().isEmpty()) && (obj.ljId() == obj.postId())) || ((!ljId().isEmpty()) && (ljId() == postId())));
bool fullEqualsLjId = ((obj.ljId() == ljId()) && (obj.postId() == postId()));
bool notFullEquals = ((!obj.ljId().isEmpty()) && (obj.ljId() == ljId()));
if (isSSIds)
return true;
if (isEqualsPCIds)
return fullEqualsLjId;
return notFullEquals;
}
HippoBSTR
HippoExplorerBar::getFramerUrl(const HippoBSTR &pageUrl)
{
// We look at the toplevel URL of the page (it should be /visit?post=<postId>)
// to figure out what URL we want to navigate to
HippoURLParser parser(pageUrl);
if (!parser.ok())
return NULL;
if (parser.getScheme() != INTERNET_SCHEME_HTTP)
return NULL;
if (!hippoIsOurServer(parser.getHostName()))
return NULL;
HippoBSTR urlPath = parser.getUrlPath();
if (!urlPath || wcscmp(urlPath.m_str, L"/visit") != 0)
return NULL;
HippoBSTR extraInfo = parser.getExtraInfo();
if (!extraInfo || wcsncmp(extraInfo.m_str, L"?post=", 6) != 0)
return NULL;
HippoBSTR postId(extraInfo.m_str + 6);
if (!hippoVerifyGuid(postId))
return NULL;
HippoBSTR framerUrl(L"http://");
framerUrl.Append(parser.getHostName());
if (parser.getPort() != 80) {
WCHAR buf[32];
StringCchPrintf(buf, sizeof(buf) / sizeof(buf[0]), L":%d", parser.getPort());
framerUrl.Append(buf);
}
framerUrl.Append(L"/framer?browserBar=true&postId=");
framerUrl.Append(postId);
return framerUrl;
}