Initial commit

Signed-off-by: Mavridis Philippe <mavridisf@gmail.com>

1 files changed, 363 insertions, 0 deletions

diff --git a/src/cttask.cpp b/src/cttask.cpp
new file mode 100644
index 0000000..058fee3
--- /dev/null
+++ b/src/cttask.cpp
@@ -0,0 +1,363 @@
+/***************************************************************************
+ *   CT Task Implementation                                                *
+ *   --------------------------------------------------------------------  *
+ *   Copyright (C) 1999, Gary Meyer <gary@meyer.net>                       *
+ *   --------------------------------------------------------------------  *
+ *   This program is free software; you can redistribute it and/or modify  *
+ *   it under the terms of the GNU General Public License as published by  *
+ *   the Free Software Foundation; either version 2 of the License, or     *
+ *   (at your option) any later version.                                   *
+ ***************************************************************************/
+
+// Do not introduce any Qt or KDE dependencies into the "CT"-prefixed classes.
+// I want to be able to reuse these classes with another GUI toolkit. -GM 11/99
+
+#include "cttask.h"
+
+
+CTTask::CTTask(string tokStr, string _comment, bool _syscron) :
+  syscron(_syscron)
+{
+  if (tokStr.substr(0,2) == "#\\")
+  {
+    tokStr = tokStr.substr(2,tokStr.length() - 2);
+    enabled = false;
+  }
+  else if (tokStr.substr(0,1) == "#")
+  {
+    tokStr = tokStr.substr(1,tokStr.length() - 1);
+    enabled = false;
+  }
+  else
+    enabled = true;
+
+  if (tokStr.substr(0,1) == "-")
+  {
+    tokStr = tokStr.substr(1,tokStr.length() - 1);
+    silent = true;
+  }
+  else
+  {
+    silent = false;
+  }
+  
+  if (tokStr.substr(0,1) == "@")
+  {
+    if (tokStr.substr(1,6) == "reboot")
+    {
+      // Dunno what to do with this...
+      tokStr = "0 0 1 1 *"+tokStr.substr(7,tokStr.length()-1);
+    }
+    else if (tokStr.substr(1,6) == "yearly")
+    {
+      tokStr = "0 0 1 1 *"+tokStr.substr(7,tokStr.length()-1);
+    }
+    else if (tokStr.substr(1,8) == "annually")
+    {
+      tokStr = "0 0 1 1 *"+tokStr.substr(9,tokStr.length()-1);
+    }
+    else if (tokStr.substr(1,7) == "monthly")
+    {
+      tokStr = "0 0 1 * *"+tokStr.substr(8,tokStr.length()-1);
+    }
+    else if (tokStr.substr(1,6) == "weekly")
+    {
+      tokStr = "0 0 * * 0"+tokStr.substr(7,tokStr.length()-1);
+    }
+    else if (tokStr.substr(1,5) == "daily")
+    {
+      tokStr = "0 0 * * *"+tokStr.substr(6,tokStr.length()-1);
+    }
+    else if (tokStr.substr(1,6) == "hourly")
+    {
+      tokStr = "0 * * * *"+tokStr.substr(7,tokStr.length()-1);
+    }
+  }
+
+  int spacepos(tokStr.find_first_of(" \t"));
+  minute.initialize(tokStr.substr(0,spacepos));
+
+  while(isspace(tokStr[spacepos+1])) spacepos++;
+  tokStr     = tokStr.substr(spacepos+1,tokStr.length()-1);
+  spacepos   = tokStr.find_first_of(" \t");
+  hour.initialize(tokStr.substr(0,spacepos));
+
+  while(isspace(tokStr[spacepos+1])) spacepos++;
+  tokStr     = tokStr.substr(spacepos+1,tokStr.length()-1);
+  spacepos   = tokStr.find_first_of(" \t");
+  dayOfMonth.initialize(tokStr.substr(0,spacepos));
+
+  while(isspace(tokStr[spacepos+1])) spacepos++;
+  tokStr     = tokStr.substr(spacepos+1,tokStr.length()-1);
+  spacepos   = tokStr.find_first_of(" \t");
+  month.initialize(tokStr.substr(0,spacepos));
+
+  while(isspace(tokStr[spacepos+1])) spacepos++;
+  tokStr     = tokStr.substr(spacepos+1,tokStr.length()-1);
+  spacepos   = tokStr.find_first_of(" \t");
+  dayOfWeek.initialize(tokStr.substr(0,spacepos));
+
+  if (syscron)
+  {
+    while(isspace(tokStr[spacepos+1])) spacepos++;
+    tokStr     = tokStr.substr(spacepos+1,tokStr.length()-1);
+    spacepos   = tokStr.find_first_of(" \t");
+    user       = tokStr.substr(0,spacepos);
+  }
+  else
+    user       = string("");
+
+  //kdDebug() << "command before: " << tokStr << endl;
+  command    = tokStr.substr(spacepos+1,tokStr.length()-1);
+  // remove leading whitespace
+  //kdDebug() << "command before: " << command << endl;
+  while (command.find_first_of(" \t") == 0)
+     command = command.substr(1,command.length()-1);
+  //kdDebug() << "command after: " << command << endl;
+  comment    = _comment;
+
+  initialUser    = user;
+  initialCommand = command;
+  initialComment = comment;
+  initialEnabled = enabled;
+  initialSilent = silent;
+}
+
+CTTask::CTTask(const CTTask &source) :
+  month(source.month),
+  dayOfMonth(source.dayOfMonth),
+  dayOfWeek(source.dayOfWeek),
+  hour(source.hour),
+  minute(source.minute),
+  user(source.user),
+  command(source.command),
+  comment(source.comment),
+  enabled(source.enabled),
+  silent(source.silent),
+  initialUser(""),
+  initialCommand(""),
+  initialComment(""),
+  initialEnabled(true),
+  initialSilent(false)
+{
+}
+
+void CTTask::operator = (const CTTask& source)
+{
+  month          = source.month;
+  dayOfMonth     = source.dayOfMonth;
+  dayOfWeek      = source.dayOfWeek;
+  hour           = source.hour;
+  minute         = source.minute;
+  user           = source.user;
+  command        = source.command;
+  comment        = source.comment;
+  enabled        = source.enabled;
+  silent         = source.silent;
+  initialUser    = "";
+  initialCommand = "";
+  initialComment = "";
+  initialEnabled = true;
+  initialSilent  = false;
+  return;
+}
+
+ostream& operator << (ostream& outputStream, const CTTask& task)
+{
+//  if (task.comment != string(""))
+    outputStream << "# " << task.comment << "\n";
+
+  if (!task.enabled)
+    outputStream << "#\\";
+
+  if (task.silent)
+    outputStream << "-";
+
+  outputStream << task.minute << " ";
+  outputStream << task.hour << " ";
+  outputStream << task.dayOfMonth << " ";
+  outputStream << task.month << " ";
+  outputStream << task.dayOfWeek << "\t";
+
+  if (task.user != string(""))
+    outputStream << task.user << "\t";
+
+  outputStream << task.command << "\n";
+
+  return outputStream;
+}
+
+void CTTask::apply()
+{
+  month.apply();
+  dayOfMonth.apply();
+  dayOfWeek.apply();
+  hour.apply();
+  minute.apply();
+  initialUser    = user;
+  initialCommand = command;
+  initialComment = comment;
+  initialEnabled = enabled;
+  initialSilent = silent;
+}
+
+void CTTask::cancel()
+{
+  month.cancel();
+  dayOfMonth.cancel();
+  dayOfWeek.cancel();
+  hour.cancel();
+  minute.cancel();
+  user    = initialUser;
+  command = initialCommand;
+  comment = initialComment;
+  enabled = initialEnabled;
+  silent = initialSilent;
+}
+
+bool CTTask::dirty() const
+{
+  return (month.dirty() || dayOfMonth.dirty() || dayOfWeek.dirty() ||
+    hour.dirty() || minute.dirty() || (user != initialUser) ||
+    (command != initialCommand) || (comment != initialComment) ||
+    (enabled != initialEnabled) || (silent != initialSilent));
+}
+
+string CTTask::describe() const
+{
+
+  // Of the whole program, this method is probably the trickiest.
+  //
+  // This method creates the natural language description, such as
+  // "At 1:00am, every Sun".
+  //
+  // First, I declare some strings for holding what can be internationalized.
+  // Note the tokens such as "MONTHS".  Translators should reuse these
+  // tokens in their translations.  See README.translators for more
+  // information.
+  //
+  // Second, I get the descriptions from the component parts such as
+  // days of the month.
+  //
+  // Third, I get hour/minute time combinations.  Although a little bit
+  // awkward, I use the tm struct and strftime from <time.h>.  This
+  // way this code is portable across all Unixes.
+  //
+  // Fourth, I know that "every day of the week" and "every day of the
+  // month" simply makes "every day".
+  //
+  // Fifth and finally I do tag substitution to create the natural language
+  // description.
+
+  string tmFormat((const char *)i18n("%H:%M").local8Bit());
+  string DOMFormat((const char *)i18n("Please translator, read the README.translators file in kcron's source code","DAYS_OF_MONTH of MONTHS").local8Bit());
+  string DOWFormat((const char *)i18n("Really, read that file","every DAYS_OF_WEEK").local8Bit());
+  string dateFormat((const char *)i18n("DOM_FORMAT as well as DOW_FORMAT").local8Bit());
+  string timeFormat((const char *)i18n("At TIME").local8Bit());
+  string format((const char *)i18n("TIME_FORMAT, DATE_FORMAT").local8Bit());
+
+  // Get natural language description of day of month,
+  // month name, and day of week.
+
+  string DOMDesc(dayOfMonth.describe());
+  string monthDesc(month.describe());
+  string DOWDesc(dayOfWeek.describe());
+
+  // Create time description.
+
+  int total(minute.count()*hour.count());
+
+  string timeDesc("");
+  int count(0);
+
+  for (int h = 0; h <= 23; h++)
+    if (hour.get(h))
+     for (int m = 0; m <= 59; m++)
+       if (minute.get(m))
+       {
+         tm time;
+         time.tm_sec  = 0;
+         time.tm_min  = m;
+         time.tm_hour = h;
+         time.tm_mday = 0;
+         time.tm_mon  = 0;
+         time.tm_year = 0;
+         time.tm_wday = 0;
+         time.tm_yday = 0;
+         time.tm_isdst= 0;
+
+         char tmp[12];
+         strftime(tmp, 12, tmFormat.c_str(), &time);
+         string tmpStr = tmp;
+
+         // remove leading space
+         if (tmpStr.substr(0,1) == " ")
+           tmpStr = tmpStr.substr(1,tmpStr.length()-1);
+
+         timeDesc += tmpStr;
+         count++;
+         switch (total - count)
+         {
+           case 0:  break;
+           case 1:  if (total > 2)
+	   	      timeDesc += (const char *)i18n(", and ").local8Bit();
+		    else
+                      timeDesc += (const char *)i18n(" and ").local8Bit();
+                    break;
+           default: timeDesc += (const char*)i18n(", ").local8Bit();
+         }
+      }
+
+  // "* * *" means truly every day.
+  // Note: Languages may use different phrases to indicate
+  // every day of month versus every day of week.
+
+  if ((dayOfMonth.count() == 31) &&
+    (dayOfWeek.count() == 7))
+    dateFormat = (const char *)i18n("every day ").local8Bit();
+  else
+  {
+    // Day of month not specified, so use day of week.
+    if (dayOfMonth.count() == 31)
+      dateFormat = "DOW_FORMAT";
+    // Day of week not specified, so use day of month.
+    if (dayOfWeek.count() == 7)
+      dateFormat = "DOM_FORMAT";
+  }
+
+  // Replace tags to build natural language description.
+
+  int pos(0);
+
+  if ((pos = DOMFormat.find("DAYS_OF_MONTH")) > -1)
+    DOMFormat.replace(pos,13,DOMDesc);
+
+  if ((pos = DOMFormat.find("MONTHS")) > -1)
+    DOMFormat.replace(pos,6,monthDesc);
+
+  if ((pos = DOWFormat.find("DAYS_OF_WEEK")) > -1)
+    DOWFormat.replace(pos,12,DOWDesc);
+
+  if ((pos = dateFormat.find("DOM_FORMAT")) > -1)
+    dateFormat.replace(pos,10,DOMFormat);
+
+  if ((pos = dateFormat.find("DOW_FORMAT")) > -1)
+    dateFormat.replace(pos,10,DOWFormat);
+
+  if ((pos = timeFormat.find("TIME")) > -1)
+    timeFormat.replace(pos,4,timeDesc);
+
+  if ((pos = format.find("DATE_FORMAT")) > -1)
+    format.replace(pos,11,dateFormat);
+
+  if ((pos = format.find("TIME_FORMAT")) > -1)
+    format.replace(pos,11,timeFormat);
+
+
+  return format;
+}
+
+bool CTTask::system() const
+{
+  return syscron;
+}