1 | #include <QString> |
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2 | #include <QStringList> |
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3 | #include <QDateTime> |
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4 | #include <QDebug> |
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5 | |
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6 | static void fromXMLTVDate(QString ×tr, QDateTime &dt) |
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7 | { |
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8 | // The XMLTV spec requires dates to either be in UTC/GMT or to specify a |
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9 | // valid timezone. We are sticking to the spec and require all grabbers |
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10 | // to comply. |
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11 | |
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12 | if (timestr.isEmpty()) |
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13 | { |
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14 | qWarning() << "Found empty Date/Time in XMLTV data, ignoring"; |
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15 | return; |
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16 | } |
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17 | |
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18 | QStringList split = timestr.split(" "); |
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19 | QString ts = split[0]; |
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20 | QDateTime tmpDT; |
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21 | tmpDT.setTimeSpec(Qt::LocalTime); |
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22 | |
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23 | // UTC/GMT, just strip |
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24 | if (ts.endsWith('Z')) |
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25 | ts.truncate(ts.length()-1); |
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26 | |
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27 | if (ts.length() == 14) |
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28 | { |
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29 | tmpDT = QDateTime::fromString(ts, "yyyyMMddHHmmss"); |
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30 | } |
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31 | else if (ts.length() == 12) |
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32 | { |
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33 | tmpDT = QDateTime::fromString(ts, "yyyyMMddHHmm"); |
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34 | } |
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35 | else if (ts.length() == 8) |
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36 | { |
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37 | tmpDT = QDateTime::fromString(ts, "yyyyMMdd"); |
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38 | } |
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39 | else if (ts.length() == 6) |
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40 | { |
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41 | tmpDT = QDateTime::fromString(ts, "yyyyMM"); |
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42 | } |
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43 | else if (ts.length() == 4) |
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44 | { |
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45 | tmpDT = QDateTime::fromString(ts, "yyyy"); |
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46 | } |
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47 | |
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48 | if (!tmpDT.isValid()) |
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49 | { |
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50 | qWarning() << |
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51 | QString("Ignoring unknown timestamp format: %1") |
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52 | .arg(ts); |
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53 | return; |
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54 | } |
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55 | |
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56 | if (split.size() > 1) |
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57 | { |
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58 | QString tmp = split[1].trimmed(); |
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59 | |
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60 | // These shouldn't be required and they aren't ISO 8601 but the |
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61 | // xmltv spec mentions these and just these so handle them just in |
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62 | // case |
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63 | if (tmp == "GMT" || tmp == "UTC") |
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64 | tmp = "+0000"; |
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65 | else if (tmp == "BST") |
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66 | tmp = "+0100"; |
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67 | |
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68 | // While this seems like a hack, it's better than what was done before |
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69 | QString isoDateString = QString("%1 %2").arg(tmpDT.toString(Qt::ISODate)) |
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70 | .arg(tmp); |
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71 | qDebug() << QString("Parsing: %1").arg(isoDateString); |
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72 | dt = QDateTime::fromString(isoDateString, Qt::ISODate).toUTC(); |
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73 | qDebug() << QString("Result: %1, TimeSpec: %2").arg(dt.toString()).arg(dt.timeSpec()); |
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74 | } |
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75 | |
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76 | if (!dt.isValid()) |
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77 | { |
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78 | static bool warned_once_on_implicit_utc = false; |
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79 | if (!warned_once_on_implicit_utc) |
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80 | { |
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81 | qWarning() << "No explicit time zone found, " |
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82 | "guessing implicit UTC! Please consider enhancing " |
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83 | "the guide source to provice explicit UTC or local " |
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84 | "time instead."; |
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85 | warned_once_on_implicit_utc = true; |
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86 | } |
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87 | dt = tmpDT; |
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88 | } |
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89 | |
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90 | dt.setTimeSpec(Qt::UTC); |
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91 | |
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92 | // timestr = MythDate::toString(dt, MythDate::kFilename); |
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93 | } |
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94 | |
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95 | int main(int argc, char *argv[]) |
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96 | { |
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97 | QDateTime dt; |
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98 | QString dstr; |
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99 | |
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100 | if (argc != 2) |
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101 | { |
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102 | fprintf(stderr,"Usage: %s <Date String>\n",argv[0]); |
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103 | exit(1); |
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104 | } |
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105 | |
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106 | dstr = QString(argv[1]); |
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107 | fromXMLTVDate(dstr,dt); |
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108 | qDebug() << QString("Localtime QDateTime: %1").arg(dt.toLocalTime().toString()); |
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109 | } |
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