Removed the ability to show "pictures" (maps) of rooms and maps of conferences.
[toast/confclerk.git] / src / sql / schedulexmlparser.cpp
1 /*
2  * Copyright (C) 2010 Ixonos Plc.
3  * Copyright (C) 2011 Philipp Spitzer, gregor herrmann
4  *
5  * This file is part of ConfClerk.
6  *
7  * ConfClerk is free software: you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License as published by the Free
9  * Software Foundation, either version 2 of the License, or (at your option)
10  * any later version.
11  *
12  * ConfClerk is distributed in the hope that it will be useful, but
13  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
15  * more details.
16  *
17  * You should have received a copy of the GNU General Public License along with
18  * ConfClerk.  If not, see <http://www.gnu.org/licenses/>.
19  */
20
21 #include <QDomDocument>
22 #include <QHash>
23
24 #include "schedulexmlparser.h"
25 #include "sqlengine.h"
26 #include "../gui/errormessage.h"
27
28 #include <QDebug>
29
30 ScheduleXmlParser::ScheduleXmlParser(QObject *aParent)
31     : QObject(aParent)
32 {
33 }
34
35 void ScheduleXmlParser::parseData(const QByteArray &aData, const QString& url)
36 {
37     QDomDocument document;
38     QString xml_error;
39     if (!document.setContent (aData, false, &xml_error)) {
40         error_message("Could not parse schedule: " + xml_error);
41         return;
42     }
43
44     QDomElement scheduleElement = document.firstChildElement("schedule");
45
46     SqlEngine::beginTransaction();
47
48     int confId = 0;
49     QString conference_title;
50     if (!scheduleElement.isNull())
51     {
52         QDomElement conferenceElement = scheduleElement.firstChildElement("conference");
53         if (!conferenceElement.isNull())
54         {
55             QHash<QString,QString> conference;
56             conference["id"] = QString::number(0); // conference ID is assigned automatically, or obtained from the DB
57             conference["title"] = conferenceElement.firstChildElement("title").text();
58             conference["subtitle"] = conferenceElement.firstChildElement("subtitle").text();
59             conference["venue"] = conferenceElement.firstChildElement("venue").text();
60             conference["city"] = conferenceElement.firstChildElement("city").text();
61             conference["start"] = conferenceElement.firstChildElement("start").text(); // date
62             conference["end"] = conferenceElement.firstChildElement("end").text(); // date
63             conference["days"] = conferenceElement.firstChildElement("days").text(); // int
64             conference["day_change"] = conferenceElement.firstChildElement("day_change").text(); // time
65             conference["timeslot_duration"] = conferenceElement.firstChildElement("timeslot_duration").text(); // time
66             conference["url"] = url;
67             SqlEngine::addConferenceToDB(conference);
68             confId = conference["id"].toInt();
69             conference_title = conference["title"];
70             emit(parsingScheduleBegin());
71         }
72
73         // we need to get count of all events in order to emit 'progressStatus' signal
74         int totalEventsCount = scheduleElement.elementsByTagName("event").count();
75
76         // parsing day elements
77         int currentEvent = 0; // hold global idx of processed event
78         QDomNodeList dayList = scheduleElement.elementsByTagName("day");
79         for (int i=0; i<dayList.count(); i++)
80         {
81             QDomElement dayElement = dayList.at(i).toElement();
82             //QDate dayDate = QDate::fromString(dayElement.attribute("date"),DATE_FORMAT);
83             //int dayIndex = dayElement.attribute("index").toInt();
84
85             // parsing room elements
86             QDomNodeList roomList = dayElement.elementsByTagName("room");
87             for (int i=0; i<roomList.count(); i++)
88             {
89                 QDomElement roomElement = roomList.at(i).toElement();
90                 // roomElement has to be 'Element' and it has to have 'name' attribute
91                 // TODO: 'event' has also 'room' node, so it can be unstable if that node has also 'name' attribute
92                 if(roomElement.hasAttribute("name"))
93                 {
94                     // parsing event elements
95                     QDomNodeList eventList = roomElement.elementsByTagName("event");
96                     for (int i=0; i<eventList.count(); i++)
97                     {
98                         currentEvent++;
99                         QDomElement eventElement = eventList.at(i).toElement();
100
101                         // now we have all info to create ROOM/EVENT_ROOM record(s)
102                         QHash<QString,QString> room;
103                         room["name"] = roomElement.attribute("name");
104                         room["event_id"] = eventElement.attribute("id");
105                         room["conference_id"] = QString::number(confId,10);
106                         SqlEngine::addRoomToDB(room);
107
108                         // process event's nodes
109                         QHash<QString,QString> event;
110                         event["id"] = eventElement.attribute("id");;
111                         event["conference_id"] = QString::number(confId, 10);
112                         event["start"] = eventElement.firstChildElement("start").text(); // time eg. 10:00
113                         event["date"] = dayElement.attribute("date"); // date eg. 2009-02-07
114                         event["duration"] = eventElement.firstChildElement("duration").text(); // time eg. 00:30
115                         event["room_name"] = eventElement.firstChildElement("room").text(); // string eg. "Janson"
116                         event["tag"] = eventElement.firstChildElement("tag").text(); // string eg. "welcome"
117                         event["title"] = eventElement.firstChildElement("title").text(); // string eg. "Welcome"
118                         event["subtitle"] = eventElement.firstChildElement("subtitle").text(); // string
119                         event["track"] = eventElement.firstChildElement("track").text(); // string eg. "Keynotes"
120                         event["type"] = eventElement.firstChildElement("type").text(); // string eg. "Podium"
121                         event["language"] = eventElement.firstChildElement("language").text(); // language eg. "English"
122                         event["abstract"] = eventElement.firstChildElement("abstract").text(); // string
123                         event["description"] = eventElement.firstChildElement("description").text(); // string
124                         SqlEngine::addEventToDB(event);
125                         // process persons' nodes
126                         QList<QString> persons;
127                         QDomElement personsElement = eventElement.firstChildElement("persons");
128                         QDomNodeList personList = personsElement.elementsByTagName("person");
129                         for(int i = 0;i < personList.count();i++){
130                             QHash<QString,QString> person;
131                             person["id"] = personList.at(i).toElement().attribute("id");
132                             person["name"] = personList.at(i).toElement().text();
133                             person["event_id"] = eventElement.attribute("id");
134                             person["conference_id"] = QString::number(confId, 10);
135                             //qDebug() << "adding Person: " << person["name"];
136                             SqlEngine::addPersonToDB(person);
137                         }
138                         // process links' nodes
139                         QDomElement linksElement = eventElement.firstChildElement("links");
140                         QDomNodeList linkList = linksElement.elementsByTagName("link");
141                         for(int i = 0;i < linkList.count();i++){
142                             QHash<QString,QString> link;
143                             link["name"] = linkList.at(i).toElement().text();
144                             link["url"] = linkList.at(i).toElement().attribute("href");
145                             link["event_id"] = eventElement.attribute("id");
146                             link["conference_id"] = QString::number(confId, 10);
147                             SqlEngine::addLinkToDB(link);
148                         }
149                         // emit signal to inform the user about the current status (how many events are parsed so far - expressed in %)
150                         int status = currentEvent * 100 / totalEventsCount;
151                         progressStatus(status);
152                     } // parsing event elements
153                 }
154             } // parsing room elements
155         } // parsing day elements
156     } // schedule element
157     SqlEngine::commitTransaction();
158     if (!conference_title.isNull()) {
159         emit parsingScheduleEnd(conference_title);
160     } else {
161         error_message("Could not parse schedule");
162     }
163 }
164