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annotate src/folderselectdialog.cpp @ 109:0ad468912ff3

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Add warning about folder names to widget
author Andre Heinecke <andre.heinecke@intevation.de>
date Thu, 08 Dec 2016 15:23:38 +0100
parents 4302ca793c5a
children 48141e3c8903
rev   line source
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1 /* Copyright (C) 2015 by ETH Zürich
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2 * Software engineering by Intevation GmbH
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3 *
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4 * This file is Free Software under the GNU GPL (v>=2)
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5 * and comes with ABSOLUTELY NO WARRANTY!
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6 * See LICENSE.txt for details.
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7 */
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8 #include "folderselectdialog.h"
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9 #include "constants.h"
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10
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11 #include <QSortFilterProxyModel>
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12 #include <QStandardItemModel>
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13 #include <QTableView>
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14 #include <QVBoxLayout>
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15 #include <QLineEdit>
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16 #include <QLabel>
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17 #include <QApplication>
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18 #include <QStyle>
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19 #include <QFileDialog>
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20 #include <QStandardPaths>
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21 #include <QPushButton>
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22 #include <QHeaderView>
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23 #include <QDebug>
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24 #include <QSettings>
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25 #include <QStringList>
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26 #include <QStandardItem>
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27 #include <QMessageBox>
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28
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29 static ulong ipStringToLong(const QString str) {
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30 QStringList octets = str.split(".");
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31 if (!(octets.size() > 3)) {
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32 qWarning() << "invalid call to str to long";
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33 return 0;
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34 }
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35 ulong s1 = octets.at(0).toLong();
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36 ulong s2 = octets.at(1).toLong();
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37 ulong s3 = octets.at(2).toLong();
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38 ulong s4 = octets.at(3).toLong();
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39
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40 return (s1 << 24) | (s2 << 16) | (s3 << 8) | s4;
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41 }
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42
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43 class IPAwareSortModel : public QSortFilterProxyModel
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44 {
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45 public:
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46 bool lessThan(const QModelIndex &left,
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47 const QModelIndex &right) const
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48 {
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49 QString leftString = sourceModel()->data(left).toString();
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50 QString rightString = sourceModel()->data(right).toString();
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51
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52 static QRegExp ipPattern("\\b\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\b");
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53 if (ipPattern.indexIn(leftString) != -1 && ipPattern.indexIn(rightString) != -1) {
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54 return ipStringToLong(leftString) > ipStringToLong(rightString);
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55 } else {
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56 return QSortFilterProxyModel::lessThan(left, right);
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57 }
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58 }
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59 };
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60
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61 FolderSelectDialog::FolderSelectDialog(const QString& startFolder,
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62 const QString& folderPattern,
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63 const QString& pathLabel,
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64 QWidget * parent,
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65 Qt::WindowFlags f) :
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66 QDialog(parent, f),
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67 mCurFolder(startFolder),
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68 mFolderPattern(folderPattern),
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69 mPathLabelString(pathLabel),
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70 mPathLabel(NULL),
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71 mPathLineEdit(NULL)
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72 {
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73 mSortModel = new IPAwareSortModel();
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74 mModel = new QStandardItemModel();
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75 mShowPathSelection = !pathLabel.isEmpty();
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76 setupGUI();
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77 if (mShowPathSelection) {
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78 mPathLabel->setText("<b>" + pathLabel + ":</b> ");
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79 }
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80 setFolder(mCurFolder);
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81 #ifndef Q_OS_WIN
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82 QIcon windowIcon = QIcon(":/icon-64.png");
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83 setWindowIcon(windowIcon);
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84 #endif
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85 }
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86
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87 void FolderSelectDialog::setupGUI() {
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88 QVBoxLayout *base = new QVBoxLayout;
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89 QHBoxLayout *folderChangeArea = new QHBoxLayout;
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91 mErrorWidget = new QWidget;
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92
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93 /* Handling for filename errors */
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94 QHBoxLayout *errorArea = new QHBoxLayout;
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95 mErrorWidget->setLayout(errorArea);
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96 QPushButton *errorPush = new QPushButton(tr("Show Details"));
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97
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98 QLabel *errorLabel = new QLabel(tr("Warning: Some folder names could not be parsed."));
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99 connect(errorPush, &QPushButton::clicked, this, [this] () {
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100 QMessageBox::information(this, tr("Failed to parse some folder names."), mErrMsg);
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101 });
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102 errorArea->addWidget(errorLabel);
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103 errorArea->addWidget(errorPush);
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104 errorArea->addStretch(1);
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105 mErrorWidget->setVisible(false);
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106
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107 if (mShowPathSelection) {
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108 mPathLabel = new QLabel;
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109 folderChangeArea->addWidget(mPathLabel);
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110 base->addLayout(folderChangeArea);
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111
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112 QPushButton *folderSelect = new QPushButton();
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113 folderSelect->setToolTip(tr("Select folder"));
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114 folderSelect->setIcon(QApplication::style()->standardIcon(QStyle::SP_DirIcon));
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115 connect(folderSelect, &QPushButton::clicked, this,
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116 &FolderSelectDialog::changeFolderClicked);
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117 folderChangeArea->addWidget(folderSelect);
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118
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119 mPathLineEdit = new QLineEdit;
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120 mPathLineEdit->setClearButtonEnabled(true);
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121 connect(mPathLineEdit, &QLineEdit::textChanged, this,
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122 &FolderSelectDialog::pathLineChanged);
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123 folderChangeArea->addWidget(mPathLineEdit);
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124
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125 mGoButton = new QPushButton(tr("Go"));
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126 mGoButton->setEnabled(false);
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127
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128 QPushButton *backBtn = new QPushButton;
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129 backBtn->setIcon(QApplication::style()->standardIcon(QStyle::SP_ArrowBack));
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130 backBtn->setToolTip(tr("Back to exam selection."));
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131
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132 folderChangeArea->addWidget(mGoButton);
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133 connect(mGoButton, &QPushButton::clicked, this,
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134 &FolderSelectDialog::goClicked);
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135 connect(mPathLineEdit, &QLineEdit::returnPressed, this,
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136 &FolderSelectDialog::goClicked);
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137 }
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138
88
3916cb3c9105 Add new FilterSort model that allows to include empty values
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139 mFilterWidget = new FilterWidget(mSortModel, false);
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140
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141 base->addWidget(mErrorWidget);
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142 base->addWidget(mFilterWidget);
88
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143 connect(mSortModel, &QSortFilterProxyModel::sourceModelChanged,
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144 mFilterWidget, &FilterWidget::headersChanged);
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145
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146 mView = new QTableView;
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147 mView->setModel(mSortModel);
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148
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149 mView->setSelectionBehavior(QAbstractItemView::SelectRows);
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150 mView->setSelectionMode(QAbstractItemView::SingleSelection);
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151 mView->setSortingEnabled(true);
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152 mView->setEditTriggers(QAbstractItemView::NoEditTriggers);
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153 connect(mView->selectionModel(), &QItemSelectionModel::selectionChanged,
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154 this, &FolderSelectDialog::selectionChanged);
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155 connect(mView, &QTableView::doubleClicked, this,
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156 &FolderSelectDialog::wantToAccept);
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157
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158 base->addWidget(mView);
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159
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160 QHBoxLayout * bottomButtons = new QHBoxLayout;
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161 base->addLayout(bottomButtons);
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162
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163 mOkButton = new QPushButton(tr("Ok"));
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164 mOkButton->setEnabled(false);
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165 connect(mOkButton, &QPushButton::clicked, this,
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166 &FolderSelectDialog::wantToAccept);
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167 bottomButtons->addStretch(-1);
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c3000fa6ca56 Add back button to subfolder selection dialog
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168
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169 QPushButton *backBtn = NULL;
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170 if (!mShowPathSelection) {
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171 backBtn = new QPushButton(tr("Back"));
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172 backBtn->setToolTip(tr("Back to exam selection."));
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173 connect(backBtn, &QPushButton::clicked, this,
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174 &FolderSelectDialog::backClicked);
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175 connect(backBtn, &QPushButton::clicked, mErrorWidget,
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176 &QWidget::hide);
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177 bottomButtons->addWidget(backBtn);
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178 }
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179
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180 bottomButtons->addWidget(mOkButton);
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181 setLayout(base);
101
8ed21aa68021 Read .exam-setup-user in folderselection
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182 resize(700, 600);
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183 }
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184
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185 void FolderSelectDialog::selectionChanged (const QItemSelection& selected,
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186 const QItemSelection& deselected) {
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187 mOkButton->setEnabled(!selected.indexes().isEmpty());
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188 if (mOkButton->isEnabled()) {
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189 mOkButton->setFocus();
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190 }
9
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191 }
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192
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193 void FolderSelectDialog::pathLineChanged() {
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194 const QString path = mPathLineEdit->text();
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195 if (path.isEmpty()) {
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196 mGoButton->setEnabled(false);
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197 return;
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198 }
79
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199 mGoButton->setEnabled(true);
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200 }
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201
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202
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203 void FolderSelectDialog::goClicked() {
79
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204 const QString path = mPathLineEdit->text();
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205 QDir dir(path);
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206 if (!dir.exists()) {
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207 QMessageBox::warning(this, tr("Error!"), tr("Failed to access directory: '%1'").arg(path));
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208 mGoButton->setEnabled(false);
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209 return;
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210 }
9
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211 setFolder(mPathLineEdit->text());
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212 QSettings settings;
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213 /* assuming go is only available in root folder mode */
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214 settings.setValue(ROOT_FOLDER_KEY, mPathLineEdit->text());
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215 }
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216
101
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diff changeset
217 QString stripQuotes (const QString &in)
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diff changeset
218 {
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219 QString out = in;
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diff changeset
220 if (in.startsWith("\"")) {
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diff changeset
221 out = out.right(out.size()-1);
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diff changeset
222 }
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diff changeset
223 if (in.endsWith("\"")) {
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diff changeset
224 out = out.left(out.size()-1);
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diff changeset
225 }
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diff changeset
226 return out;
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227 }
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228
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229 QMap <QString, QString> readExtraColumns(const QString &path)
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diff changeset
230 {
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231 QMap <QString, QString> ret;
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232
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233 QFile file(path);
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diff changeset
234 if (!file.open(QIODevice::ReadOnly)) {
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diff changeset
235 qDebug () << "Failed to open: " << path;
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diff changeset
236 return ret;
8ed21aa68021 Read .exam-setup-user in folderselection
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diff changeset
237 }
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diff changeset
238 QTextStream in(&file);
8ed21aa68021 Read .exam-setup-user in folderselection
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diff changeset
239
8ed21aa68021 Read .exam-setup-user in folderselection
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diff changeset
240 while (!in.atEnd()) {
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diff changeset
241 QString line = in.readLine();
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diff changeset
242 int equalsign = line.indexOf("=");
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diff changeset
243 if (equalsign != -1) {
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diff changeset
244 QString name = stripQuotes(line.left(equalsign).replace (QStringLiteral("export "), ""));
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diff changeset
245 QString value = stripQuotes(line.right(line.size() - equalsign - 1));
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diff changeset
246 ret.insert (name, value);
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diff changeset
247 }
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diff changeset
248 }
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diff changeset
249 return ret;
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diff changeset
250 }
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diff changeset
251
9
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252 void FolderSelectDialog::setFolder(const QString& folder) {
61
de148cd023a1 Do not print errors if the folder is not set.
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diff changeset
253 if (folder.isEmpty()) {
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254 return;
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diff changeset
255 }
9
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256 mCurFolder = folder;
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257 if (mPathLineEdit) {
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258 mPathLineEdit->setText(mCurFolder);
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259 }
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260
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261 QStringList columns = mFolderPattern.split(PATTERN_SEPERATOR);
101
8ed21aa68021 Read .exam-setup-user in folderselection
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diff changeset
262 int patternSize = columns.size();
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diff changeset
263 QDir dir(folder);
9
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264 mModel->clear();
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265 qDebug() << "Folder set to: " << folder;
109
0ad468912ff3 Add warning about folder names to widget
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diff changeset
266 QStringList errors;
9
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diff changeset
267 foreach (const QString & subfolder, dir.entryList(QDir::Dirs |
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parents:
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268 QDir::Readable |
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269 QDir::NoDotAndDotDot)) {
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270 qDebug() << "Looking at: " << subfolder;
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271 QStringList itemData = subfolder.split(PATTERN_SEPERATOR);
101
8ed21aa68021 Read .exam-setup-user in folderselection
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diff changeset
272 if (itemData.size() != patternSize) {
109
0ad468912ff3 Add warning about folder names to widget
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diff changeset
273 errors << subfolder;
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274 qDebug() << "Folder does not match pattern: " << subfolder;
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275 continue;
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276 }
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277 QList<QStandardItem*> items;
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278 foreach (const QString& part, itemData) {
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279 QStandardItem * item = new QStandardItem(part);
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280 item->setData(dir.absoluteFilePath(subfolder));
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281 QFileInfo fi (dir.absoluteFilePath(subfolder + "/.exam-setup-user"));
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282 items.append(item);
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283 if (fi.isReadable()) {
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284 const QMap<QString, QString> map = readExtraColumns (fi.filePath());
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285
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286 Q_FOREACH (const QString &name, map.keys())
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287 {
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288 qDebug() << "Adding extra column: " << name;
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289 if (!columns.contains(name)) {
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290 columns << name;
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291 }
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292 QStandardItem * subitem = new QStandardItem(map[name]);
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293 items.append(subitem);
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294 }
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295 }
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296 }
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297 mModel->appendRow(items);
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298 }
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299 mModel->setHorizontalHeaderLabels(columns);
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300
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301 if (!errors.isEmpty()) {
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302 mErrMsg = tr("The following folders did not match the pattern: %1").arg(mFolderPattern);
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303 mErrMsg += "\n" + errors.join("\n");
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304 mErrorWidget->setVisible(true);
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305 } else {
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306 mErrorWidget->setVisible(false);
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307 }
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308
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309 mSortModel->setSourceModel(mModel);
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310 mView->resizeColumnsToContents();
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311 }
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312
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313 void FolderSelectDialog::wantToAccept() {
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314 QItemSelectionModel *selection = mView->selectionModel();
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315 QModelIndexList selected = selection->selectedIndexes();
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316 if (selected.isEmpty()) { /* Ok should not be enabled in that case */
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317 return;
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318 }
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319 const QString folder = selected[0].data(Qt::UserRole + 1).toString();
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320
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321 emit folderSelected(folder);
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322 accept();
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323 }
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324
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325 void FolderSelectDialog::changeFolderClicked()
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326 {
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327 const QString oldFolder = mCurFolder;
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328 const QString startLoc = mCurFolder.isEmpty() ?
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329 QStandardPaths::writableLocation(QStandardPaths::DocumentsLocation) :
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330 mCurFolder;
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331
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332 QString outFolder = QFileDialog::getExistingDirectory(
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971bd39a6116 German translations
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333 this, tr("Select %1").arg(mPathLabelString),
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334 startLoc);
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335 if (outFolder.isEmpty()) {
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336 /* User aborted */
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337 return;
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338 }
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339 setFolder(outFolder);
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340 }
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