introduce a new SuggestionListItem

introduce an opensearch engine

1 files changed, 133 insertions, 0 deletions

diff --git a/src/search/opensearchreader.cpp b/src/search/opensearchreader.cpp
new file mode 100644
index 00000000..0aa0f91f
--- /dev/null
+++ b/src/search/opensearchreader.cpp
@@ -0,0 +1,133 @@
+/*
+ * Copyright 2009 Jakub Wieczorek <faw217@gmail.com>
+ * Copyright 2009 Fredy Yanardi <fyanardi@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301  USA
+ */
+
+#include "opensearchreader.h"
+
+#include "opensearchengine.h"
+
+#include <QtCore/QIODevice>
+
+OpenSearchReader::OpenSearchReader()
+    : QXmlStreamReader()
+{
+}
+
+OpenSearchEngine *OpenSearchReader::read(const QByteArray &data)
+{
+    clear();
+
+    addData(data);
+
+    return read();
+}
+
+OpenSearchEngine *OpenSearchReader::read(QIODevice *device)
+{
+    clear();
+
+    if (!device->isOpen()) {
+        device->open(QIODevice::ReadOnly);
+    }
+
+    setDevice(device);
+    return read();
+}
+
+OpenSearchEngine *OpenSearchReader::read()
+{
+    OpenSearchEngine *engine = new OpenSearchEngine();
+
+    while (!isStartElement() && !atEnd()) {
+        readNext();
+    }
+
+    if (name() != QLatin1String("OpenSearchDescription")
+        || namespaceUri() != QLatin1String("http://a9.com/-/spec/opensearch/1.1/")) {
+        raiseError(QObject::tr("The file is not an OpenSearch 1.1 file."));
+        return engine;
+    }
+
+    while (!(isEndElement() && name() == QLatin1String("OpenSearchDescription")) && !atEnd()) {
+        readNext();
+
+        if (!isStartElement()) {
+            continue;
+        }
+
+        if (name() == QLatin1String("ShortName")) {
+            engine->setName(readElementText());
+        }
+        else if (name() == QLatin1String("Description")) {
+            engine->setDescription(readElementText());
+        }
+        else if (name() == QLatin1String("Url")) {
+            QString type = attributes().value(QLatin1String("type")).toString();
+            QString url = attributes().value(QLatin1String("template")).toString();
+
+            if (url.isEmpty())
+                continue;
+
+            QList<OpenSearchEngine::Parameter> parameters;
+
+            readNext();
+
+            while (!(isEndElement() && name() == QLatin1String("Url"))) {
+                if (!isStartElement() || (name() != QLatin1String("Param") && name() != QLatin1String("Parameter"))) {
+                    readNext();
+                    continue;
+                }
+
+                QString key = attributes().value(QLatin1String("name")).toString();
+                QString value = attributes().value(QLatin1String("value")).toString();
+
+                if (!key.isEmpty() && !value.isEmpty()) {
+                    parameters.append(OpenSearchEngine::Parameter(key, value));
+                }
+
+                while (!isEndElement()) {
+                    readNext();
+                }
+            }
+
+            if (type == QLatin1String("application/x-suggestions+json")) {
+                engine->setSuggestionsUrlTemplate(url);
+                engine->setSuggestionsParameters(parameters);
+            }
+            else {
+                engine->setSearchUrlTemplate(url);
+                engine->setSearchParameters(parameters);
+            }
+        }
+        else if (name() == QLatin1String("Image")) {
+             engine->setImageUrl(readElementText());
+        }
+
+        if (!engine->name().isEmpty()
+            && !engine->description().isEmpty()
+            && !engine->suggestionsUrlTemplate().isEmpty()
+            && !engine->searchUrlTemplate().isEmpty()
+            && !engine->imageUrl().isEmpty()) {
+            break;
+        }
+    }
+
+    return engine;
+}
+