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Work on feed import.

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This commit is contained in:
Martin Rotter 2014-08-31 10:20:39 +02:00
parent f1efb0a022
commit 4be7bfdd6a
3 changed files with 102 additions and 9 deletions
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96
src/core/feedsimportexportmodel.cpp
View File

@ -95,6 +95,7 @@ bool FeedsImportExportModel::exportToOMPL20(QByteArray &result) {
case FeedsModelRootItem::Category: {
QDomElement outline_category = opml_document.createElement("outline");
outline_category.setAttribute("text", child_item->title());
outline_category.setAttribute("description", child_item->description());
active_element.appendChild(outline_category);
items_to_process.push(child_item);
elements_to_use.push(outline_category);
@ -108,6 +109,7 @@ bool FeedsImportExportModel::exportToOMPL20(QByteArray &result) {
outline_feed.setAttribute("xmlUrl", child_feed->url());
outline_feed.setAttribute("description", child_feed->description());
outline_feed.setAttribute("encoding", child_feed->encoding());
outline_feed.setAttribute("title", child_feed->title());
switch (child_feed->type()) {
case FeedsModelFeed::Rss0X:
@ -116,7 +118,7 @@ bool FeedsImportExportModel::exportToOMPL20(QByteArray &result) {
break;
case FeedsModelFeed::Rdf:
outline_feed.setAttribute("version", "RSS");
outline_feed.setAttribute("version", "RSS1");
break;
case FeedsModelFeed::Atom10:
@ -149,9 +151,95 @@ bool FeedsImportExportModel::exportToOMPL20(QByteArray &result) {
}
bool FeedsImportExportModel::importAsOPML20(const QByteArray &data) {
// TODO: vytvorit strukturu podle obsahu OPML souboru, pokud se to podaří,
// pak vytvořít novej root item a ten nastavit jako root pro tento model
return false;
QDomDocument opml_document;
if (!opml_document.setContent(data)) {
return false;
}
if (opml_document.documentElement().isNull() || opml_document.documentElement().tagName() != "opml" ||
opml_document.documentElement().elementsByTagName("body").size() != 1) {
return false;
}
FeedsModelRootItem *root_item = new FeedsModelRootItem();
QStack<FeedsModelRootItem*> model_items; model_items.push(root_item);
QStack<QDomElement> elements_to_process; elements_to_process.push(opml_document.documentElement().elementsByTagName("body").at(0).toElement());
while (!elements_to_process.isEmpty()) {
FeedsModelRootItem *active_model_item = model_items.pop();
QDomElement active_element = elements_to_process.pop();
for (int i = 0; i < active_element.childNodes().size(); i++) {
QDomNode child = active_element.childNodes().at(i);
if (child.isElement()) {
QDomElement child_element = child.toElement();
// Now analyze if this element is category or feed.
// NOTE: All feeds must include xmlUrl attribute.
if (child_element.attributes().contains("xmlUrl") && child.attributes().contains("text")) {
// This is FEED.
// Add feed and end this iteration.
QString feed_title = child_element.attribute("text");
QString feed_url = child_element.attribute("xmlUrl");
QString feed_encoding = child_element.attribute("encoding", DEFAULT_FEED_ENCODING);
QString feed_type = child_element.attribute("version", DEFAULT_FEED_TYPE);
QString feed_username = child_element.attribute("username");
QString feed_password = child_element.attribute("password");
QString feed_description = child_element.attribute("description");
FeedsModelFeed *new_feed = new FeedsModelFeed(active_model_item);
new_feed->setTitle(feed_title);
new_feed->setDescription(feed_description);
new_feed->setEncoding(feed_encoding);
new_feed->setUrl(feed_url);
if (!feed_username.isEmpty() && !feed_password.isEmpty()) {
new_feed->setPasswordProtected(true);
new_feed->setUsername(feed_username);
new_feed->setPassword(feed_password);
}
if (feed_type == "RSS1") {
new_feed->setType(FeedsModelFeed::Rdf);
}
else if (feed_type == "ATOM") {
new_feed->setType(FeedsModelFeed::Atom10);
}
else {
new_feed->setType(FeedsModelFeed::Rss2X);
}
active_model_item->appendChild(new_feed);
}
else {
// This must be CATEGORY.
// Add category and continue.
QString category_title = child_element.attribute("text");
QString category_description = child_element.attribute("description");
FeedsModelCategory *new_category = new FeedsModelCategory(active_model_item);
new_category->setTitle(category_title);
new_category->setDescription(category_description);
active_model_item->appendChild(new_category);
// Children of this node must be processed later.
elements_to_process.push(child_element);
model_items.push(new_category);
}
}
}
}
// Now, XML is processed and we have result in form of pointer item structure.
emit layoutAboutToBeChanged();
setRootItem(root_item);
emit layoutChanged();
return true;
}
QModelIndex FeedsImportExportModel::index(int row, int column, const QModelIndex &parent) const {

1
src/definitions/definitions.h.in
View File

@ -38,6 +38,7 @@
#define RELEASES_LIST "https://bitbucket.org/skunkos/rssguard/raw/master/resources/text/UPDATES?at=master"
#define DEFAULT_LOCALE "en_GB"
#define DEFAULT_FEED_ENCODING "UTF-8"
#define DEFAULT_FEED_TYPE "RSS"
#define URL_REGEXP "^(http|https|feed|ftp):\\/\\/[\\w\\-_]+(\\.[\\w\\-_]+)+([\\w\\-\\.,@?^=%&amp;:/~\\+#]*[\\w\\-\\@?^=%&amp;/~\\+#])?$"
#define USER_AGENT_HTTP_HEADER "User-Agent"
#define TEXT_TITLE_LIMIT 30

14
src/gui/formimportexport.cpp
View File

@ -77,6 +77,8 @@ void FormImportExport::setMode(const Mode &mode) {
default:
break;
}
m_ui->m_buttonBox->button(QDialogButtonBox::Ok)->setDisabled(true);
}
void FormImportExport::selectFile() {
@ -142,10 +144,8 @@ void FormImportExport::selectImportFile() {
// NOTE: Add other types here.
m_ui->m_lblSelectFile->setStatus(WidgetWithStatus::Ok, QDir::toNativeSeparators(selected_file), tr("File is selected."));
parseImportFile(selected_file);
}
m_ui->m_buttonBox->button(QDialogButtonBox::Ok)->setDisabled(selected_file.isEmpty());
parseImportFile(selected_file);
}
void FormImportExport::parseImportFile(const QString &file_name) {
@ -174,11 +174,15 @@ void FormImportExport::parseImportFile(const QString &file_name) {
if (parsing_result) {
m_ui->m_lblResult->setStatus(WidgetWithStatus::Ok, tr("Feeds were imported."), tr("Feeds were imported."));
m_ui->m_treeFeeds->setEnabled(true);
m_ui->m_treeFeeds->setModel(m_model);
}
else {
m_ui->m_lblResult->setStatus(WidgetWithStatus::Error, tr("Error occurred. File is not well-formed."),
tr("Error occurred. File is not well-formed."));
m_ui->m_lblResult->setStatus(WidgetWithStatus::Error, tr("Error occurred. File is not well-formed. Select another file."),
tr("Error occurred. File is not well-formed. Select another file."));
}
m_ui->m_buttonBox->button(QDialogButtonBox::Ok)->setEnabled(parsing_result);
}
void FormImportExport::performAction() {