1 | |
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2 | #include <QDomDocument> |
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3 | #include <QHash> |
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4 | |
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5 | #include "schedulexmlparser.h" |
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6 | #include "sqlengine.h" |
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7 | |
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8 | #include <QDebug> |
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9 | |
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10 | ScheduleXmlParser::ScheduleXmlParser(QObject *aParent) |
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11 | : QObject(aParent) |
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12 | { |
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13 | } |
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14 | |
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15 | int ScheduleXmlParser::parseData(const QByteArray &aData, SqlEngine *aDBEngine) |
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16 | { |
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17 | Q_ASSERT(NULL != aDBEngine); |
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18 | |
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19 | QDomDocument document; |
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20 | document.setContent (aData, false); |
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21 | |
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22 | QDomElement scheduleElement = document.firstChildElement("schedule"); |
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23 | |
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24 | int confId = 0; |
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25 | if (!scheduleElement.isNull()) |
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26 | { |
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27 | QDomElement conferenceElement = scheduleElement.firstChildElement("conference"); |
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28 | if (!conferenceElement.isNull()) |
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29 | { |
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30 | QHash<QString,QString> conference; |
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31 | conference["id"] = QString::number(0); // conference ID is assigned automatically, or obtained from the DB |
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32 | conference["title"] = conferenceElement.firstChildElement("title").text(); |
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33 | conference["subtitle"] = conferenceElement.firstChildElement("subtitle").text(); |
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34 | conference["venue"] = conferenceElement.firstChildElement("venue").text(); |
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35 | conference["city"] = conferenceElement.firstChildElement("city").text(); |
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36 | conference["start"] = conferenceElement.firstChildElement("start").text(); // date |
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37 | conference["end"] = conferenceElement.firstChildElement("end").text(); // date |
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38 | conference["days"] = conferenceElement.firstChildElement("days").text(); // int |
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39 | conference["day_change"] = conferenceElement.firstChildElement("day_change").text(); // time |
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40 | conference["timeslot_duration"] = conferenceElement.firstChildElement("timeslot_duration").text(); // time |
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41 | aDBEngine->addConferenceToDB(conference); |
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42 | confId = conference["id"].toInt(); |
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43 | emit(parsingSchedule(conference["title"])); |
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44 | } |
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45 | |
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46 | // we need to get count of all events in order to emit 'progressStatus' signal |
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47 | int totalEventsCount = scheduleElement.elementsByTagName("event").count(); |
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48 | |
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49 | // parsing day elements |
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50 | int currentEvent = 0; // hold global idx of processed event |
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51 | QDomNodeList dayList = scheduleElement.elementsByTagName("day"); |
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52 | for (int i=0; i<dayList.count(); i++) |
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53 | { |
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54 | QDomElement dayElement = dayList.at(i).toElement(); |
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55 | //QDate dayDate = QDate::fromString(dayElement.attribute("date"),DATE_FORMAT); |
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56 | //int dayIndex = dayElement.attribute("index").toInt(); |
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57 | |
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58 | // parsing room elements |
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59 | QDomNodeList roomList = dayElement.elementsByTagName("room"); |
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60 | for (int i=0; i<roomList.count(); i++) |
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61 | { |
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62 | QDomElement roomElement = roomList.at(i).toElement(); |
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63 | // roomElement has to be 'Element' and it has to have 'name' attribute |
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64 | // TODO: 'event' has also 'room' node, so it can be unstable if that node has also 'name' attribute |
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65 | if(roomElement.hasAttribute("name")) |
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66 | { |
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67 | // parsing event elements |
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68 | QDomNodeList eventList = roomElement.elementsByTagName("event"); |
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69 | for (int i=0; i<eventList.count(); i++) |
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70 | { |
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71 | currentEvent++; |
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72 | QDomElement eventElement = eventList.at(i).toElement(); |
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73 | |
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74 | // now we have all info to create ROOM/EVENT_ROOM record(s) |
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75 | QHash<QString,QString> room; |
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76 | room["name"] = roomElement.attribute("name"); |
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77 | room["event_id"] = eventElement.attribute("id"); |
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78 | room["conference_id"] = QString::number(confId,10); |
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79 | room["picture"] = "NOT DEFINED YET"; // TODO: implement some mapping to assign correct picture to specified room_name |
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80 | aDBEngine->addRoomToDB(room); |
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81 | |
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82 | // process event's nodes |
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83 | QHash<QString,QString> event; |
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84 | event["id"] = eventElement.attribute("id");; |
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85 | event["conference_id"] = QString::number(confId, 10); |
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86 | event["start"] = eventElement.firstChildElement("start").text(); // time eg. 10:00 |
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87 | event["date"] = dayElement.attribute("date"); // date eg. 2009-02-07 |
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88 | event["duration"] = eventElement.firstChildElement("duration").text(); // time eg. 00:30 |
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89 | event["room_name"] = eventElement.firstChildElement("room").text(); // string eg. "Janson" |
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90 | event["tag"] = eventElement.firstChildElement("tag").text(); // string eg. "welcome" |
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91 | event["title"] = eventElement.firstChildElement("title").text(); // string eg. "Welcome" |
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92 | event["subtitle"] = eventElement.firstChildElement("subtitle").text(); // string |
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93 | event["track"] = eventElement.firstChildElement("track").text(); // string eg. "Keynotes" |
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94 | event["type"] = eventElement.firstChildElement("type").text(); // string eg. "Podium" |
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95 | event["language"] = eventElement.firstChildElement("language").text(); // language eg. "English" |
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96 | event["abstract"] = eventElement.firstChildElement("abstract").text(); // string |
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97 | event["description"] = eventElement.firstChildElement("description").text(); // string |
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98 | aDBEngine->addEventToDB(event); |
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99 | // process persons' nodes |
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100 | QList<QString> persons; |
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101 | QDomElement personsElement = eventElement.firstChildElement("persons"); |
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102 | QDomNodeList personList = personsElement.elementsByTagName("person"); |
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103 | for(int i = 0;i < personList.count();i++){ |
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104 | QHash<QString,QString> person; |
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105 | person["id"] = personList.at(i).toElement().attribute("id"); |
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106 | person["name"] = personList.at(i).toElement().text(); |
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107 | person["event_id"] = eventElement.attribute("id"); |
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108 | person["conference_id"] = QString::number(confId, 10); |
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109 | //qDebug() << "adding Person: " << person["name"]; |
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110 | aDBEngine->addPersonToDB(person); |
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111 | } |
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112 | // process links' nodes |
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113 | QDomElement linksElement = eventElement.firstChildElement("links"); |
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114 | QDomNodeList linkList = linksElement.elementsByTagName("link"); |
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115 | for(int i = 0;i < linkList.count();i++){ |
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116 | QHash<QString,QString> link; |
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117 | link["name"] = linkList.at(i).toElement().text(); |
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118 | link["url"] = linkList.at(i).toElement().attribute("href"); |
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119 | link["event_id"] = eventElement.attribute("id"); |
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120 | link["conference_id"] = QString::number(confId, 10); |
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121 | aDBEngine->addLinkToDB(link); |
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122 | } |
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123 | // emit signal to inform the user about the current status (how many events are parsed so far - expressed in %) |
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124 | int status = currentEvent * 100 / totalEventsCount; |
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125 | progressStatus(status); |
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126 | } // parsing event elements |
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127 | } |
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128 | } // parsing room elements |
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129 | } // parsing day elements |
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130 | } // schedule element |
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131 | |
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132 | return confId; |
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133 | } |
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134 | |
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