Added KDE3 version of Tellico

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/tellico@1097620 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 163 insertions, 0 deletions

diff --git a/src/translators/bibtexmlimporter.cpp b/src/translators/bibtexmlimporter.cpp
new file mode 100644
index 0000000..2feb2f2
--- /dev/null
+++ b/src/translators/bibtexmlimporter.cpp
@@ -0,0 +1,163 @@
+/***************************************************************************
+    copyright            : (C) 2003-2006 by Robby Stephenson
+    email                : [email protected]
+ ***************************************************************************/
+
+/***************************************************************************
+ *                                                                         *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of version 2 of the GNU General Public License as  *
+ *   published by the Free Software Foundation;                            *
+ *                                                                         *
+ ***************************************************************************/
+
+#include "bibtexmlimporter.h"
+#include "tellico_xml.h"
+#include "bibtexhandler.h"
+#include "../collections/bibtexcollection.h"
+#include "../field.h"
+#include "../entry.h"
+#include "../latin1literal.h"
+#include "../tellico_strings.h"
+#include "../progressmanager.h"
+#include "../tellico_debug.h"
+
+#include <kapplication.h>
+
+using Tellico::Import::BibtexmlImporter;
+
+bool BibtexmlImporter::canImport(int type) const {
+  return type == Data::Collection::Bibtex;
+}
+
+Tellico::Data::CollPtr BibtexmlImporter::collection() {
+  if(!m_coll) {
+    loadDomDocument();
+  }
+  return m_coll;
+}
+
+void BibtexmlImporter::loadDomDocument() {
+  QDomElement root = domDocument().documentElement();
+  if(root.isNull() || root.localName() != Latin1Literal("file")) {
+    setStatusMessage(i18n(errorLoad).arg(url().fileName()));
+    return;
+  }
+
+  const QString& ns = XML::nsBibtexml;
+  m_coll = new Data::BibtexCollection(true);
+
+  QDomNodeList entryelems = root.elementsByTagNameNS(ns, QString::fromLatin1("entry"));
+//  kdDebug() << "BibtexmlImporter::loadDomDocument - found " << entryelems.count() << " entries" << endl;
+
+  const uint count = entryelems.count();
+  const uint stepSize = QMAX(s_stepSize, count/100);
+  const bool showProgress = options() & ImportProgress;
+
+  ProgressItem& item = ProgressManager::self()->newProgressItem(this, progressLabel(), true);
+  item.setTotalSteps(count);
+  connect(&item, SIGNAL(signalCancelled(ProgressItem*)), SLOT(slotCancel()));
+  ProgressItem::Done done(this);
+
+  for(uint j = 0; !m_cancelled && j < entryelems.count(); ++j) {
+    readEntry(entryelems.item(j));
+
+    if(showProgress && j%stepSize == 0) {
+      ProgressManager::self()->setProgress(this, j);
+      kapp->processEvents();
+    }
+  } // end entry loop
+}
+
+void BibtexmlImporter::readEntry(const QDomNode& entryNode_) {
+  QDomNode node = const_cast<QDomNode&>(entryNode_);
+
+  Data::EntryPtr entry = new Data::Entry(m_coll);
+
+/* The Bibtexml format looks like
+  <entry id="...">
+   <book>
+    <authorlist>
+     <author>...</author>
+    </authorlist>
+    <publisher>...</publisher> */
+
+  QString type = node.firstChild().toElement().tagName();
+  entry->setField(QString::fromLatin1("entry-type"), type);
+  QString id = node.toElement().attribute(QString::fromLatin1("id"));
+  entry->setField(QString::fromLatin1("bibtex-key"), id);
+
+  QString name, value;
+  // field values are first child of first child of entry node
+  for(QDomNode n = node.firstChild().firstChild(); !n.isNull(); n = n.nextSibling()) {
+    // n could be something like authorlist, with multiple authors, or just
+    // a plain element with a single text child...
+    // second case first
+    if(n.firstChild().isText()) {
+      name = n.toElement().tagName();
+      value = n.toElement().text();
+    } else {
+      // is either titlelist, authorlist, editorlist, or keywords
+      QString parName = n.toElement().tagName();
+      if(parName == Latin1Literal("titlelist")) {
+        for(QDomNode n2 = node.firstChild(); !n2.isNull(); n2 = n2.nextSibling()) {
+          name = n2.toElement().tagName();
+          value = n2.toElement().text();
+          if(!name.isEmpty() && !value.isEmpty()) {
+            BibtexHandler::setFieldValue(entry, name, value.simplifyWhiteSpace());
+          }
+        }
+        name.truncate(0);
+        value.truncate(0);
+      } else {
+        name = n.firstChild().toElement().tagName();
+        if(name == Latin1Literal("keyword")) {
+          name = QString::fromLatin1("keywords");
+        }
+        value.truncate(0);
+        for(QDomNode n2 = n.firstChild(); !n2.isNull(); n2 = n2.nextSibling()) {
+          // n2 could have first, middle, lastname elements...
+          if(name == Latin1Literal("person")) {
+            QStringList names;
+            names << QString::fromLatin1("initials") << QString::fromLatin1("first")
+                  << QString::fromLatin1("middle") << QString::fromLatin1("prelast")
+                  << QString::fromLatin1("last") << QString::fromLatin1("lineage");
+            for(QStringList::ConstIterator it = names.begin(); it != names.end(); ++it) {
+              QDomNodeList list = n2.toElement().elementsByTagName(*it);
+              if(list.count() > 1) {
+                value += list.item(0).toElement().text();
+              }
+              if(*it != names.last()) {
+                value += QString::fromLatin1(" ");
+              }
+            }
+          }
+          for(QDomNode n3 = n2.firstChild(); !n3.isNull(); n3 = n3.nextSibling()) {
+            if(n3.isElement()) {
+              value += n3.toElement().text();
+            } else if(n3.isText()) {
+              value += n3.toText().data();
+            }
+            if(n3 != n2.lastChild()) {
+              value += QString::fromLatin1(" ");
+            }
+          }
+          if(n2 != n.lastChild()) {
+            value += QString::fromLatin1("; ");
+          }
+        }
+      }
+    }
+    if(!name.isEmpty() && !value.isEmpty()) {
+      BibtexHandler::setFieldValue(entry, name, value.simplifyWhiteSpace());
+    }
+  }
+
+  m_coll->addEntries(entry);
+}
+
+void BibtexmlImporter::slotCancel() {
+  m_cancelled = true;
+}
+
+#include "bibtexmlimporter.moc"