src/pmchart/searchdialog.cpp

   1 /*
   2  * Copyright (c) 2007, Aconex.  All Rights Reserved.
   3  *
   4  * This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the GNU General Public License as published by the
   6  * Free Software Foundation; either version 2 of the License, or (at your
   7  * option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but
  10  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  11  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * for more details.
  13  */
  14 #include "searchdialog.h"
  15 #include <QMessageBox>
  16 #include "main.h"
  17
  18 SearchDialog::SearchDialog(QWidget* parent) : QDialog(parent)
  19 {
  20     setupUi(this);
  21     my.count = 0;
  22 }
  23
  24 void SearchDialog::languageChange()
  25 {
  26     retranslateUi(this);
  27 }
  28
  29 void SearchDialog::reset(QTreeWidget *pmns)
  30 {
  31     my.pmns = pmns;
  32     buttonOk->setEnabled(false);
  33     if (matchList->count() > 0)
  34         buttonAll->setEnabled(true);
  35     else
  36         buttonAll->setEnabled(false);
  37     changed();
  38     listchanged();
  39 }
  40
  41 void SearchDialog::clear()
  42 {
  43     this->hostPattern->clear();
  44     this->metricPattern->clear();
  45     this->instancePattern->clear();
  46     this->resultStatus->setText("");
  47     matchList->clear();
  48     my.pmnsList.clear();
  49     buttonSearch->setEnabled(false);
  50     buttonOk->setEnabled(false);
  51     buttonAll->setEnabled(false);
  52 }
  53
  54 void SearchDialog::changed()
  55 {
  56     bool hostEnabled = (hostPattern->text() != QString::null);
  57     bool metricEnabled = (metricPattern->text() != QString::null);
  58     bool instanceEnabled = (instancePattern->text() != QString::null);
  59     buttonSearch->setEnabled(hostEnabled || metricEnabled || instanceEnabled);
  60 }
  61
  62 void SearchDialog::selectall()
  63 {
  64     matchList->selectAll();
  65 }
  66
  67 void SearchDialog::listchanged()
  68 {
  69     QList<QListWidgetItem *> check = matchList->selectedItems();
  70     if (check.size() == 0) {
  71         buttonOk->setEnabled(false);
  72     }
  73     else {
  74         buttonOk->setEnabled(true);
  75     }
  76 }
  77
  78 void SearchDialog::search()
  79 {
  80     QString     res;
  81     QTreeWidgetItemIterator iterator(my.pmns, QTreeWidgetItemIterator::All);
  82     int         h_match = 0;
  83     int         m_match = 0;
  84     int         i_match;
  85     int         count;
  86     QRegExp     h_rx;
  87     QRegExp     m_rx;
  88     QRegExp     i_rx;
  89
  90     console->post(PmChart::DebugUi,
  91          "SearchDialog::search host=\"%s\" metric=\"%s\" instance=\"%s\"",
  92          (const char *)hostPattern->text().toLatin1(),
  93          (const char *)metricPattern->text().toLatin1(),
  94          (const char *)instancePattern->text().toLatin1());
  95
  96     if (hostPattern->text() == QString::null &&
  97         metricPattern->text() == QString::null &&
  98         instancePattern->text() == QString::null) {
  99         // got here via pressing Enter from one of the pattern input fields,
 100         // and all the fields are empty ... do nothing
 101         return;
 102     }
 103
 104     if (hostPattern->text() != QString::null)
 105         h_rx.setPattern(hostPattern->text());
 106
 107     if (metricPattern->text() != QString::null)
 108         m_rx.setPattern(metricPattern->text());
 109
 110     if (instancePattern->text() != QString::null)
 111         i_rx.setPattern(instancePattern->text());
 112
 113     matchList->clear();
 114     my.pmnsList.clear();
 115     count = 0;
 116     for (; (*iterator); ++iterator) {
 117         NameSpace *item = (NameSpace *)(*iterator);
 118         if (item->isRoot()) {
 119             // host name
 120             if (hostPattern->text() != QString::null)
 121                 h_match = h_rx.indexIn(item->sourceName());
 122             else
 123                 h_match = 0;
 124             if (h_match >= 0) {
 125                 console->post(PmChart::DebugUi, "SearchDialog::search "
 126                     "host=\"%s\" h_match=%d",
 127                     (const char *)item->sourceName().toLatin1(), h_match);
 128             }
 129             item->setExpanded(true, false);
 130             m_match = -2;
 131         }
 132         else if (h_match >= 0 && item->isMetric()) {
 133             // metric name
 134             count++;
 135             if (metricPattern->text() != QString::null)
 136                 m_match = m_rx.indexIn(item->metricName());
 137             else
 138                 m_match = 0;
 139             if (m_match >= 0) {
 140                 if (item->isLeaf() &&
 141                     instancePattern->text() == QString::null) {
 142                     QString fqn = item->sourceName().append(":");
 143                     fqn.append(item->metricName());
 144                     matchList->addItem(fqn);
 145                     my.pmnsList.append(item);
 146                     m_match = -2;
 147
 148                     console->post(PmChart::DebugUi, "SearchDialog::search "
 149                         "host=%s h_match=%d metric=%s m_match=%d",
 150                         (const char *)item->sourceName().toLatin1(), h_match,
 151                         (const char *)item->metricName().toLatin1(), m_match);
 152                 }
 153                 if (item->isLeaf() == false) {
 154                     // has instance domain
 155                     item->setExpanded(true, false);
 156                     count--;
 157                 }
 158             }
 159         }
 160         else if (h_match >= 0 && m_match >= 0 && item->isInst()) {
 161             // matched last metric, now related instance name ...
 162             count++;
 163             if (instancePattern->text() != QString::null)
 164                 i_match = i_rx.indexIn(item->metricInstance());
 165             else
 166                 i_match = 0;
 167             if (i_match >= 0) {
 168                 QString fqn = item->sourceName().append(":");
 169                 fqn.append(item->metricName());
 170                 fqn.append("[").append(item->metricInstance()).append("]");
 171                 matchList->addItem(fqn);
 172                 my.pmnsList.append(item);
 173
 174                 console->post(PmChart::DebugUi, "SearchDialog::search "
 175                     "host=%s h_match=%d metric=%s m_match=%d inst=%s i_match=%d",
 176                     (const char *)item->sourceName().toLatin1(), h_match,
 177                     (const char *)item->metricName().toLatin1(), m_match,
 178                     (const char *)item->metricInstance().toLatin1(), i_match);
 179             }
 180         }
 181         else if (item->isNonLeaf()) {
 182             item->setExpanded(true, false);
 183             m_match = -2;
 184         }
 185         else
 186             m_match = -2;
 187     }
 188
 189     if (matchList->count() > 0) {
 190         buttonAll->setEnabled(true);
 191     }
 192
 193     QTextStream(&res) << "Matched " << matchList->count() << " of " << count << " possibilities";
 194     this->resultStatus->setText(res);
 195 }
 196
 197 void SearchDialog::ok()
 198 {
 199     QList<QListWidgetItem *> selected = matchList->selectedItems();
 200     int                 i;
 201     int                 row;
 202     NameSpace           *parent;
 203
 204     for (i = 0; i < selected.size(); i++) {
 205         row = matchList->row(selected[i]);
 206 #if DESPERATE
 207         fprintf(stderr, "[%d] %s:%s[%s]\n",
 208             row, (const char *)my.pmnsList[row]->sourceName().toLatin1(),
 209             (const char *)my.pmnsList[row]->metricName().toLatin1(),
 210             (const char *)my.pmnsList[row]->metricInstance().toLatin1());
 211 #endif
 212         my.pmnsList[row]->setSelected(true);
 213         parent = (NameSpace *)my.pmnsList[row]->parent();
 214         while (parent->isRoot() == false) {
 215 #if DESPERATE
 216             fprintf(stderr, "SearchDialog::ok expand: %s\n",
 217                         (const char *)parent->metricName().toLatin1());
 218 #endif
 219             parent->QTreeWidgetItem::setExpanded(true);
 220             parent = (NameSpace *)parent->parent();
 221         }
 222     }
 223
 224     accept();
 225 }