bump version after release
[toast/confclerk.git] / src / sql / schedulexmlparser.cpp
index 6b7308f..6f5e508 100644 (file)
-\r
-#include <QDomDocument>\r
-#include <QHash>\r
-\r
-#include "schedulexmlparser.h"\r
-#include "sqlengine.h"\r
-\r
-#include <QDebug>\r
-\r
-ScheduleXmlParser::ScheduleXmlParser(QObject *aParent)\r
-    : QObject(aParent)\r
-{\r
-}\r
-\r
-void ScheduleXmlParser::parseData(const QByteArray &aData, SqlEngine *aDBEngine)\r
-{\r
-    Q_ASSERT(NULL != aDBEngine);\r
-\r
-    QDomDocument document;\r
-    document.setContent (aData, false);\r
-\r
-    QDomElement scheduleElement = document.firstChildElement("schedule");\r
-\r
-    if (!scheduleElement.isNull())\r
-    {\r
-        // TODO: assign conferenceID based on eg. title\r
-        int conferenceID = 1; // HARD-WIRED for now to '1' - only one Conference\r
-\r
-        QDomElement conferenceElement = scheduleElement.firstChildElement("conference");\r
-        if (!conferenceElement.isNull())\r
-        {\r
-            QHash<QString,QString> conference;\r
-            conference["id"] = QString::number(conferenceID,10);\r
-            conference["title"] = conferenceElement.firstChildElement("title").text();\r
-            conference["subtitle"] = conferenceElement.firstChildElement("subtitle").text();\r
-            conference["venue"] = conferenceElement.firstChildElement("venue").text();\r
-            conference["city"] = conferenceElement.firstChildElement("city").text();\r
-            conference["start"] = conferenceElement.firstChildElement("start").text(); // date\r
-            conference["end"] = conferenceElement.firstChildElement("end").text(); // date\r
-            conference["days"] = conferenceElement.firstChildElement("days").text(); // int\r
-            conference["day_change"] = conferenceElement.firstChildElement("day_change").text(); // time\r
-            conference["timeslot_duration"] = conferenceElement.firstChildElement("timeslot_duration").text(); // time\r
-            aDBEngine->addConferenceToDB(conference);\r
-        }\r
-\r
-        // we need to get count of all events in order to emit 'progressStatus' signal\r
-        int totalEventsCount = scheduleElement.elementsByTagName("event").count();\r
-\r
-        // parsing day elements\r
-        int currentEvent = 0; // hold global idx of processed event\r
-        QDomNodeList dayList = scheduleElement.elementsByTagName("day");\r
-        for (int i=0; i<dayList.count(); i++)\r
-        {\r
-            QDomElement dayElement = dayList.at(i).toElement();\r
-            //QDate dayDate = QDate::fromString(dayElement.attribute("date"),DATE_FORMAT);\r
-            //int dayIndex = dayElement.attribute("index").toInt();\r
-\r
-            // parsing room elements\r
-            QDomNodeList roomList = dayElement.elementsByTagName("room");\r
-            for (int i=0; i<roomList.count(); i++)\r
-            {\r
-                QDomElement roomElement = roomList.at(i).toElement();\r
-                // roomElement has to be 'Element' and it has to have 'name' attribute\r
-                // TODO: 'event' has also 'room' node, so it can be unstable if that node has also 'name' attribute\r
-                if(roomElement.hasAttribute("name"))\r
-                {\r
-                    // parsing event elements\r
-                    QDomNodeList eventList = roomElement.elementsByTagName("event");\r
-                    for (int i=0; i<eventList.count(); i++)\r
-                    {\r
-                        currentEvent++;\r
-                        QDomElement eventElement = eventList.at(i).toElement();\r
-\r
-                        // now we have all info to create ROOM/EVENT_ROOM record(s)\r
-                        QHash<QString,QString> room;\r
-                        room["name"] = roomElement.attribute("name");\r
-                        room["event_id"] = eventElement.attribute("id");\r
-                        room["conference_id"] = QString::number(conferenceID,10);\r
-                        room["picture"] = "NOT DEFINED YET"; // TODO: implement some mapping to assign correct picture to specified room_name\r
-                        aDBEngine->addRoomToDB(room);\r
-\r
-                        // process event's nodes\r
+/*
+ * Copyright (C) 2010 Ixonos Plc.
+ * Copyright (C) 2011-2017 Philipp Spitzer, gregor herrmann, Stefan Stahl
+ *
+ * This file is part of ConfClerk.
+ *
+ * ConfClerk 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.
+ *
+ * ConfClerk 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
+ * ConfClerk.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <QDomDocument>
+#include <QHash>
+#include <QTime>
+
+#include "schedulexmlparser.h"
+#include "sqlengine.h"
+#include "../gui/errormessage.h"
+
+#include <QDebug>
+#include <stdexcept>
+
+ScheduleXmlParser::ScheduleXmlParser(SqlEngine* sqlEngine, QObject *aParent): QObject(aParent),sqlEngine(sqlEngine) {
+}
+
+
+class ParseException: public std::runtime_error {
+public:
+    ParseException(const QString& message): std::runtime_error(message.toStdString()) {}
+};
+
+
+void checkEvent(QHash<QString,QString>& event) {
+    QString event_id = event["id"];
+    if (event_id.trimmed().isEmpty()) throw ParseException(QObject::tr("The ID of event '%1' is missing.").arg(event["title"]));
+    bool ok;
+    event_id.toInt(&ok);
+    if (!ok) throw ParseException(QObject::tr("The ID '%2' of event '%1' is not numeric.").arg(event["title"]).arg(event_id));
+}
+
+
+void ScheduleXmlParser::parseDataImpl(const QByteArray &aData, const QString& url, int conferenceId) {
+    QDomDocument document;
+    QString xml_error;
+    int xml_error_line;
+    int xml_error_column;
+    if (!document.setContent(aData, false, &xml_error, &xml_error_line, &xml_error_column)) {
+        throw ParseException("Could not parse schedule: " + xml_error + " at line " + QString("%1").arg(xml_error_line) + " column " + QString("%1").arg(xml_error_column));
+    }
+
+    QDomElement scheduleElement = document.firstChildElement("schedule");
+
+    TransactionRaii transaction(*sqlEngine); // begins the transaction
+
+    QString conference_title;
+    if (!scheduleElement.isNull())
+    {
+        QDomElement conferenceElement = scheduleElement.firstChildElement("conference");
+        QTime conference_day_change;
+        if (!conferenceElement.isNull())
+        {
+            emit(parsingScheduleBegin());
+            QHash<QString,QString> conference;
+            conference["id"] = QString::number(conferenceId); // conference ID is assigned automatically if 0
+            conference["title"] = conferenceElement.firstChildElement("title").text();
+            conference["subtitle"] = conferenceElement.firstChildElement("subtitle").text();
+            conference["venue"] = conferenceElement.firstChildElement("venue").text();
+            conference["city"] = conferenceElement.firstChildElement("city").text();
+            conference["start"] = conferenceElement.firstChildElement("start").text(); // date
+            conference["end"] = conferenceElement.firstChildElement("end").text(); // date
+            QString conferenceDayChangeStr = conferenceElement.firstChildElement("day_change").text(); // time, e.g. "04:00:00"
+            if (conferenceDayChangeStr.isEmpty()) conferenceDayChangeStr = "04:00:00";
+            conference["day_change"] = conferenceDayChangeStr;
+            conference["timeslot_duration"] = conferenceElement.firstChildElement("timeslot_duration").text(); // time
+            conference["url"] = url;
+            sqlEngine->addConferenceToDB(conference, conferenceId);
+            conferenceId = conference["id"].toInt();
+            conference_title = conference["title"];
+            conference_day_change = QTime(0, 0).addSecs(conference["day_change"].toInt());
+        }
+
+        // we need to get count of all events in order to emit 'progressStatus' signal
+        int totalEventsCount = scheduleElement.elementsByTagName("event").count();
+
+        // parsing day elements
+        int currentEvent = 0; // hold global idx of processed event
+        QDomNodeList dayList = scheduleElement.elementsByTagName("day");
+        for (int i=0; i<dayList.count(); i++)
+        {
+            QDomElement dayElement = dayList.at(i).toElement();
+            //QDate dayDate = QDate::fromString(dayElement.attribute("date"),DATE_FORMAT);
+            //int dayIndex = dayElement.attribute("index").toInt();
+
+            // parsing room elements
+            QDomNodeList roomList = dayElement.elementsByTagName("room");
+            for (int i=0; i<roomList.count(); i++)
+            {
+                QDomElement roomElement = roomList.at(i).toElement();
+                // roomElement has to be 'Element' and it has to have 'name' attribute
+                // TODO: 'event' has also 'room' node, so it can be unstable if that node has also 'name' attribute
+                if(roomElement.hasAttribute("name"))
+                {
+                    // parsing event elements
+                    QDomNodeList eventList = roomElement.elementsByTagName("event");
+                    for (int i=0; i<eventList.count(); i++)
+                    {
+                        currentEvent++;
+                        QDomElement eventElement = eventList.at(i).toElement();
+
+                        // now we have all info to create ROOM/EVENT_ROOM record(s)
+                        QHash<QString,QString> room;
+                        room["name"] = roomElement.attribute("name");
+                        room["event_id"] = eventElement.attribute("id");
+                        room["conference_id"] = QString::number(conferenceId,10);
+                        sqlEngine->addRoomToDB(room);
+
+                        // process event's nodes
                         QHash<QString,QString> event;
-                        event["id"] = eventElement.attribute("id");;
-                        event["conference_id"] = QString::number(conferenceID, 10);
-                        event["start"] = eventElement.firstChildElement("start").text(); // time eg. 10:00\r
-                        event["date"] = dayElement.attribute("date"); // date eg. 2009-02-07
+                        event["id"] = eventElement.attribute("id");
+                        event["conference_id"] = QString::number(conferenceId, 10);
+                        QTime event_start = QTime::fromString(eventElement.firstChildElement("start").text(), sqlEngine->TIME_FORMAT);
+                        event["start"] = event_start.toString(sqlEngine->TIME_FORMAT); // time eg. 10:00
+                        QDate event_date;
+                        QDomElement eventDateElement = eventElement.firstChildElement("date");
+                        if (!eventDateElement.isNull()) {
+                            QString date_str = eventDateElement.text(); // date eg. 2009-02-07T10:00:00+00:00
+                            event_date = QDate::fromString(date_str.left(sqlEngine->DATE_FORMAT.size()), sqlEngine->DATE_FORMAT);
+                        } else {
+                            event_date = QDate::fromString(dayElement.attribute("date"),sqlEngine->DATE_FORMAT); // date eg. 2009-02-07
+                            if (event_start < conference_day_change) event_date = event_date.addDays(1);
+                        }
+                        event["date"] = event_date.toString(sqlEngine->DATE_FORMAT); // date eg. 2009-02-07
                         event["duration"] = eventElement.firstChildElement("duration").text(); // time eg. 00:30
                         event["room_name"] = eventElement.firstChildElement("room").text(); // string eg. "Janson"
                         event["tag"] = eventElement.firstChildElement("tag").text(); // string eg. "welcome"
                         event["title"] = eventElement.firstChildElement("title").text(); // string eg. "Welcome"
                         event["subtitle"] = eventElement.firstChildElement("subtitle").text(); // string
-                        event["track"] = eventElement.firstChildElement("track").text(); // string eg. "Keynotes"\r
+                        event["track"] = eventElement.firstChildElement("track").text(); // string eg. "Keynotes"
                         event["type"] = eventElement.firstChildElement("type").text(); // string eg. "Podium"
                         event["language"] = eventElement.firstChildElement("language").text(); // language eg. "English"
                         event["abstract"] = eventElement.firstChildElement("abstract").text(); // string
                         event["description"] = eventElement.firstChildElement("description").text(); // string
-                        aDBEngine->addEventToDB(event);
+                        checkEvent(event);
+                        sqlEngine->addEventToDB(event);
                         // process persons' nodes
-                        QList<QString> persons;
                         QDomElement personsElement = eventElement.firstChildElement("persons");
                         QDomNodeList personList = personsElement.elementsByTagName("person");
                         for(int i = 0;i < personList.count();i++){
@@ -105,9 +159,8 @@ void ScheduleXmlParser::parseData(const QByteArray &aData, SqlEngine *aDBEngine)
                             person["id"] = personList.at(i).toElement().attribute("id");
                             person["name"] = personList.at(i).toElement().text();
                             person["event_id"] = eventElement.attribute("id");
-                            person["conference_id"] = QString::number(conferenceID, 10);
-                            //qDebug() << "adding Person: " << person["name"];
-                            aDBEngine->addPersonToDB(person);
+                            person["conference_id"] = QString::number(conferenceId, 10);
+                            sqlEngine->addPersonToDB(person);
                         }
                         // process links' nodes
                         QDomElement linksElement = eventElement.firstChildElement("links");
@@ -117,16 +170,29 @@ void ScheduleXmlParser::parseData(const QByteArray &aData, SqlEngine *aDBEngine)
                             link["name"] = linkList.at(i).toElement().text();
                             link["url"] = linkList.at(i).toElement().attribute("href");
                             link["event_id"] = eventElement.attribute("id");
-                            link["conference_id"] = QString::number(conferenceID, 10);
-                            aDBEngine->addLinkToDB(link);
+                            link["conference_id"] = QString::number(conferenceId, 10);
+                            sqlEngine->addLinkToDB(link);
                         }
                         // emit signal to inform the user about the current status (how many events are parsed so far - expressed in %)
                         int status = currentEvent * 100 / totalEventsCount;
-                        progressStatus(status);\r
-                    } // parsing event elements\r
-                }\r
-            } // parsing room elements\r
-        } // parsing day elements\r
-    } // schedule element\r
-}\r
-\r
+                        progressStatus(status);
+                    } // parsing event elements
+                }
+            } // parsing room elements
+        } // parsing day elements
+    } // schedule element
+    if (conference_title.isNull()) throw ParseException("Could not parse schedule");
+
+    transaction.commit();
+    emit parsingScheduleEnd(conferenceId);
+}
+
+
+void ScheduleXmlParser::parseData(const QByteArray &aData, const QString& url, int conferenceId) {
+    try {
+        parseDataImpl(aData, url, conferenceId);
+    } catch (ParseException& e) {
+        error_message(e.what());
+    }
+}
+