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289 lines
8.8 KiB
289 lines
8.8 KiB
/*
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* alarmtext.cpp - text/email alarm text conversion
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* Program: kalarm
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* Copyright (C) 2004, 2005 by David Jarvie <software@astrojar.org.uk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "kalarm.h"
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#include <qstringlist.h>
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#include <klocale.h>
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#include "alarmevent.h"
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#include "editdlg.h"
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#include "alarmtext.h"
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QString AlarmText::mFromPrefix;
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QString AlarmText::mToPrefix;
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QString AlarmText::mCcPrefix;
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QString AlarmText::mDatePrefix;
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QString AlarmText::mSubjectPrefix;
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QString AlarmText::mFromPrefixEn = QString::fromLatin1("From:");
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QString AlarmText::mToPrefixEn = QString::fromLatin1("To:");
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QString AlarmText::mCcPrefixEn = QString::fromLatin1("Cc:");
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QString AlarmText::mDatePrefixEn = QString::fromLatin1("Date:");
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QString AlarmText::mSubjectPrefixEn = QString::fromLatin1("Subject:");
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void AlarmText::setText(const QString& text)
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{
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mBody = text;
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mIsScript = text.startsWith(QString::fromLatin1("#!"));
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mIsEmail = false;
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mTo = mFrom = mCc = mTime = mSubject = QString::null;
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mKMailSerialNum = 0;
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}
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void AlarmText::setEmail(const QString& to, const QString& from, const QString& cc, const QString& time,
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const QString& subject, const QString& body, unsigned long kmailSerialNumber)
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{
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mIsScript = false;
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mIsEmail = true;
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mTo = to;
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mFrom = from;
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mCc = cc;
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mTime = time;
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mSubject = subject;
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mBody = body;
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mKMailSerialNum = kmailSerialNumber;
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}
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/******************************************************************************
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* Return the text for a text message alarm, in display format.
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*/
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QString AlarmText::displayText() const
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{
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if (mIsEmail)
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{
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// Format the email into a text alarm
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setUpTranslations();
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QString text;
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text = mFromPrefix + '\t' + mFrom + '\n';
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text += mToPrefix + '\t' + mTo + '\n';
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if (!mCc.isEmpty())
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text += mCcPrefix + '\t' + mCc + '\n';
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if (!mTime.isEmpty())
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text += mDatePrefix + '\t' + mTime + '\n';
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text += mSubjectPrefix + '\t' + mSubject;
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if (!mBody.isEmpty())
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{
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text += "\n\n";
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text += mBody;
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}
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return text;
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}
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return mBody;
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}
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/******************************************************************************
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* Return whether there is any text.
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*/
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bool AlarmText::isEmpty() const
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{
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if (!mBody.isEmpty())
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return false;
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if (!mIsEmail)
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return true;
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return mFrom.isEmpty() && mTo.isEmpty() && mCc.isEmpty() && mTime.isEmpty() && mSubject.isEmpty();
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}
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/******************************************************************************
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* Check whether a text is an email.
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*/
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bool AlarmText::checkIfEmail(const QString& text)
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{
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QStringList lines = QStringList::split('\n', text);
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return emailHeaderCount(lines);
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}
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/******************************************************************************
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* Check whether a text is an email.
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* Reply = number of email header lines, or 0 if not an email.
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*/
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int AlarmText::emailHeaderCount(const QStringList& lines)
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{
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setUpTranslations();
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int maxn = lines.count();
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if (maxn >= 4
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&& lines[0].startsWith(mFromPrefix)
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&& lines[1].startsWith(mToPrefix))
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{
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int n = 2;
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if (lines[2].startsWith(mCcPrefix))
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++n;
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if (maxn > n + 1
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&& lines[n].startsWith(mDatePrefix)
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&& lines[n+1].startsWith(mSubjectPrefix))
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return n+2;
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}
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return 0;
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}
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/******************************************************************************
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* Check whether a text is an email, and if so return its headers or optionally
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* only its subject line.
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* Reply = headers/subject line, or QString::null if not the text of an email.
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*/
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QString AlarmText::emailHeaders(const QString& text, bool subjectOnly)
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{
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QStringList lines = QStringList::split('\n', text);
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int n = emailHeaderCount(lines);
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if (!n)
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return QString::null;
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if (subjectOnly)
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return lines[n-1].mid(mSubjectPrefix.length()).stripWhiteSpace();
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QString h = lines[0];
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for (int i = 1; i < n; ++i)
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{
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h += '\n';
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h += lines[i];
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}
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return h;
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}
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/******************************************************************************
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* Translate an alarm calendar text to a display text.
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* Translation is needed for email texts, since the alarm calendar stores
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* untranslated email prefixes.
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* 'email' is set to indicate whether it is an email text.
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*/
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QString AlarmText::fromCalendarText(const QString& text, bool& email)
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{
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QStringList lines = QStringList::split('\n', text);
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int maxn = lines.count();
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if (maxn >= 4
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&& lines[0].startsWith(mFromPrefixEn)
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&& lines[1].startsWith(mToPrefixEn))
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{
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int n = 2;
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if (lines[2].startsWith(mCcPrefixEn))
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++n;
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if (maxn > n + 1
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&& lines[n].startsWith(mDatePrefixEn)
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&& lines[n+1].startsWith(mSubjectPrefixEn))
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{
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setUpTranslations();
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QString dispText;
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dispText = mFromPrefix + lines[0].mid(mFromPrefixEn.length()) + '\n';
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dispText += mToPrefix + lines[1].mid(mToPrefixEn.length()) + '\n';
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if (n == 3)
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dispText += mCcPrefix + lines[2].mid(mCcPrefixEn.length()) + '\n';
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dispText += mDatePrefix + lines[n].mid(mDatePrefixEn.length()) + '\n';
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dispText += mSubjectPrefix + lines[n+1].mid(mSubjectPrefixEn.length());
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int i = text.find(mSubjectPrefixEn);
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i = text.find('\n', i);
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if (i > 0)
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dispText += text.mid(i);
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email = true;
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return dispText;
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}
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}
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email = false;
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return text;
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}
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/******************************************************************************
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* Return the text for a text message alarm, in alarm calendar format.
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* (The prefix strings are untranslated in the calendar.)
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*/
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QString AlarmText::toCalendarText(const QString& text)
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{
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setUpTranslations();
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QStringList lines = QStringList::split('\n', text);
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int maxn = lines.count();
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if (maxn >= 4
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&& lines[0].startsWith(mFromPrefix)
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&& lines[1].startsWith(mToPrefix))
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{
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int n = 2;
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if (lines[2].startsWith(mCcPrefix))
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++n;
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if (maxn > n + 1
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&& lines[n].startsWith(mDatePrefix)
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&& lines[n+1].startsWith(mSubjectPrefix))
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{
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// Format the email into a text alarm
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QString calText;
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calText = mFromPrefixEn + lines[0].mid(mFromPrefix.length()) + '\n';
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calText += mToPrefixEn + lines[1].mid(mToPrefix.length()) + '\n';
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if (n == 3)
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calText += mCcPrefixEn + lines[2].mid(mCcPrefix.length()) + '\n';
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calText += mDatePrefixEn + lines[n].mid(mDatePrefix.length()) + '\n';
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calText += mSubjectPrefixEn + lines[n+1].mid(mSubjectPrefix.length());
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int i = text.find(mSubjectPrefix);
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i = text.find('\n', i);
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if (i > 0)
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calText += text.mid(i);
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return calText;
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}
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}
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return text;
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}
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/******************************************************************************
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* Set up messages used by executeDropEvent() and emailHeaders().
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*/
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void AlarmText::setUpTranslations()
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{
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if (mFromPrefix.isNull())
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{
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mFromPrefix = EditAlarmDlg::i18n_EmailFrom();
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mToPrefix = EditAlarmDlg::i18n_EmailTo();
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mCcPrefix = i18n("Copy-to in email headers", "Cc:");
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mDatePrefix = i18n("Date:");
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mSubjectPrefix = EditAlarmDlg::i18n_EmailSubject();
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}
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}
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/******************************************************************************
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* Return the alarm summary text for either single line or tooltip display.
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* The maximum number of line returned is determined by 'maxLines'.
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* If 'truncated' is non-null, it will be set true if the text returned has been
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* truncated, other than to strip a trailing newline.
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*/
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QString AlarmText::summary(const KAEvent& event, int maxLines, bool* truncated)
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{
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QString text = (event.action() == KAEvent::EMAIL) ? event.emailSubject() : event.cleanText();
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if (event.action() == KAEvent::MESSAGE)
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{
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// If the message is the text of an email, return its headers or just subject line
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QString subject = emailHeaders(text, (maxLines <= 1));
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if (!subject.isNull())
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{
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if (truncated)
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*truncated = true;
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return subject;
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}
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}
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if (truncated)
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*truncated = false;
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if (text.contains('\n') < maxLines)
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return text;
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int newline = -1;
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for (int i = 0; i < maxLines; ++i)
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{
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newline = text.find('\n', newline + 1);
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if (newline < 0)
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return text; // not truncated after all !?!
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}
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if (newline == static_cast<int>(text.length()) - 1)
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return text.left(newline); // text ends in newline
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if (truncated)
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*truncated = true;
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return text.left(newline + (maxLines <= 1 ? 0 : 1)) + QString::fromLatin1("...");
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}
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