diff options
Diffstat (limited to 'kdeprint/lpr/printcapreader.cpp')
| -rw-r--r-- | kdeprint/lpr/printcapreader.cpp | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/kdeprint/lpr/printcapreader.cpp b/kdeprint/lpr/printcapreader.cpp new file mode 100644 index 000000000..b57d33ba0 --- /dev/null +++ b/kdeprint/lpr/printcapreader.cpp @@ -0,0 +1,176 @@ +/* + * This file is part of the KDE libraries + * Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be> + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License version 2 as published by the Free Software Foundation. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public License + * along with this library; see the file COPYING.LIB. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + **/ + +#include "printcapreader.h" +#include "printcapentry.h" + +#include <qfile.h> +#include <kdebug.h> + +void PrintcapReader::setPrintcapFile(QFile *f) +{ + if (f->isOpen()) + { + m_stream.setDevice(f); + m_buffer = QString::null; + } +} + +bool PrintcapReader::nextLine(QString& line) +{ + if (m_stream.atEnd() && m_buffer.isEmpty()) + return false; + else if (!m_buffer.isEmpty()) + { + line = m_buffer; + m_buffer = QString::null; + } + else + line = m_stream.readLine().stripWhiteSpace(); + // strip any '\' at the end + if (line[line.length()-1] == '\\') + line = line.left(line.length()-1).stripWhiteSpace(); + return true; +} + +void PrintcapReader::unputLine(const QString& s) +{ + m_buffer = s; +} + +PrintcapEntry* PrintcapReader::nextEntry() +{ + if (!m_stream.device()) + return NULL; + + QString line, comment, name, fields, buf; + // skip comments, keep last one + while (1) + { + if (!nextLine(line)) + return NULL; + else if (line.isEmpty()) + continue; + else if (line[0] == '#') + comment = line; + else + { + buf = line; + break; + } + } + + // look for the complete entry + while (1) + { + // we found the entry if we reached the end of file or + // found an empty line + if (!nextLine(line) || line.isEmpty()) + break; + // just skip comments + else if (line[0] == '#') + continue; + // lines starting with ':' or '|' are appended + else if (line[0] == ':' || line[0] == '|') + buf += line; + // otherwise it's another entry, put it back in the + // buffer + else + { + unputLine(line); + break; + } + } + + // now parse the entry + kdDebug() << "COMMENT: " << comment << endl; + kdDebug() << "LINE: " << buf << endl; + int p = buf.find(':'); + if (p == -1) + name = buf; + else + { + name = buf.left(p); + fields = buf.right(buf.length()-p-1); + } + + // construct the printcap entry + if (!name.isEmpty()) + { + PrintcapEntry *entry = new PrintcapEntry; + QStringList l = QStringList::split('|', name, false); + entry->name = l[0]; + entry->comment = comment; + // kdDebug() << "Printer: " << entry->name << endl; + // kdDebug() << "Aliases:" << endl; + for (uint i=1; i<l.count(); i++) + { + entry->aliases << l[i]; + // kdDebug() << " " << l[i] << endl; + } + if (!fields.isEmpty()) + { + // kdDebug() << "Fields:" << endl; + // kdDebug() << "(" << fields << ")" << endl; + l = QStringList::split(':', fields, false); + for (QStringList::ConstIterator it=l.begin(); it!=l.end(); ++it) + { + Field f; + int p = (*it).find('='); + if (p == -1) + { + p = (*it).find('#'); + if (p == -1) + { + f.type = Field::Boolean; + p = (*it).find('@'); + if (p == -1) + { + f.name = (*it); + f.value = "1"; + } + else + { + f.name = (*it).left(p); + f.value = "0"; + } + } + else + { + f.type = Field::Integer; + f.name = (*it).left(p); + f.value = (*it).mid(p+1); + } + } + else + { + f.type = Field::String; + f.name = (*it).left(p); + f.value = (*it).mid(p+1); + if (f.value.startsWith("\"")) + f.value = f.value.mid(1, f.value.length()-2); + } + entry->fields[f.name] = f; + } + } + // kdDebug() << endl; + return entry; + } + return NULL; +} |