Initial commit

Signed-off-by: Mavridis Philippe <[email protected]>

1 files changed, 319 insertions, 0 deletions

diff --git a/src/ctunit.cpp b/src/ctunit.cpp
new file mode 100644
index 0000000..e76b00d
--- /dev/null
+++ b/src/ctunit.cpp
@@ -0,0 +1,319 @@
+/***************************************************************************
+ *   CT Unit of Time Interval Implementation                               *
+ *   --------------------------------------------------------------------  *
+ *   Copyright (C) 1999, Gary Meyer <[email protected]>                       *
+ *   --------------------------------------------------------------------  *
+ *   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 "cti18n.h"
+#include <vector>
+#include <string>
+#include <stdlib.h>    // sprintf
+#include <stdio.h>    // sprintf
+#include <ctype.h>    // tolower
+
+using namespace std;
+
+template<int min, int max>
+CTUnit<min, max>::CTUnit(const string &tokStr)
+{
+  initialize(tokStr);
+}
+
+template<int min, int max>
+CTUnit<min, max>::CTUnit(const CTUnit& source)
+{
+  for (int i = 0; i <= max; i++)
+  {
+    initialEnabled[i] = 0;
+    enabled[i] = source.enabled[i];
+  }
+  initialTokStr = "";
+  isDirty = true;
+}
+
+template<int min, int max>
+CTUnit<min, max>::~CTUnit()
+{
+}
+
+template<int min, int max>
+void CTUnit<min, max>::operator = (const CTUnit<min,max>& unit)
+{
+  for (int i = 0; i <= max; i++)
+    enabled[i] = unit.enabled[i];
+  isDirty = true;
+  return;
+}
+
+template<int min, int max>
+void CTUnit<min, max>::initialize(const string &tokStr)
+{
+  for (int i = 0; i <= max; i++)
+    enabled[i] = 0;
+
+  parse(tokStr);
+
+  for (int i = min; i <= max; i++)
+    initialEnabled[i] = enabled[i];
+
+  initialTokStr = tokStr;
+  isDirty = false;
+
+  return;
+}
+
+template<int min, int max>
+void CTUnit<min, max>::parse(string tokStr)
+{
+  // subelement is that which is between commas
+  string subelement;
+  int commapos, slashpos, dashpos;
+  int beginat, endat, step;
+
+  // loop through each subelement
+  tokStr += ",";
+  while ((commapos = tokStr.find(",")) > 0)
+  {
+    subelement = tokStr.substr(0,commapos);
+
+    // find "/" to determine step
+    slashpos = subelement.find("/");
+    if (slashpos == -1)
+    {
+      step = 1;
+      slashpos = subelement.length();
+    }
+    else
+    {
+      step = fieldToValue(subelement.substr(slashpos+1,
+        subelement.length()-slashpos-1));
+      if (step < 1)
+        step = 1;
+    }
+
+    // find "=" to determine range
+    dashpos = subelement.find("-");
+    if (dashpos == -1)
+    {
+      // deal with "*"
+      if (subelement.substr(0,slashpos) == "*")
+      {
+        beginat = min;
+        endat = max;
+      }
+      else
+      {
+        beginat = fieldToValue(subelement.substr(0,slashpos));
+        endat = beginat;
+      }
+    }
+    else
+    {
+      beginat = fieldToValue(subelement.substr(0,dashpos));
+      endat = fieldToValue(subelement.substr(dashpos+1,slashpos-dashpos-1));
+    }
+
+    // ignore out of range
+    if (beginat < 0)
+      beginat = 0;
+    if (endat > max)
+      endat = max;
+
+    // setup enabled
+    for (int i = beginat; i <= endat; i+=step)
+      enabled[i] = 1;
+
+    tokStr = tokStr.substr(commapos+1, tokStr.length()-commapos-1);
+  }
+  return;
+}
+
+template<int min, int max>
+string CTUnit<min, max>::tokenize() const
+{
+  if (!isDirty)
+  {
+    return initialTokStr;
+  }
+  else
+  {
+    int total(count());
+    int count(0);
+    int num(min);
+    string tmpStr;
+
+    while (num <= max)
+    {
+      if (enabled[num])
+      {
+        char cnum[3];
+        sprintf(cnum, "%u", num);
+        tmpStr += cnum;
+        if (++count < total)
+          tmpStr += ",";
+      }
+      num++;
+    }
+    if (count == (max - min + 1))
+      tmpStr = "*";
+    return tmpStr;
+  }
+}
+
+template<int min, int max>
+string CTUnit<min, max>::describe(const string *label) const
+{
+  int total(count());
+  int count(0);
+  string tmpStr;
+  for (int i = min; i <= max; i++)
+  {
+    if (enabled[i])
+    {
+      tmpStr += label[i];
+      count++;
+      switch (total - count)
+      {
+        case 0:  break;
+        case 1:  if (total > 2) tmpStr += (const char *)i18n(",").local8Bit();
+                 tmpStr += (const char *)i18n(" and ").local8Bit();
+                 break;
+        default: tmpStr += (const char *)i18n(", ").local8Bit();
+                 break;
+      }
+    }
+  }
+  return tmpStr;
+}
+
+template<int min, int max>
+int CTUnit<min, max>::begin()
+{
+  return min;
+}
+
+template<int min, int max>
+int CTUnit<min, max>::end()
+{
+  return max;
+}
+
+template<int min, int max>
+bool CTUnit<min, max>::get(int pos) const
+{
+  return enabled[pos];
+}
+
+template<int min, int max>
+void CTUnit<min, max>::set(int pos, bool value)
+{
+  enabled[pos] = value;
+  isDirty = true;
+  return;
+}
+
+template<int min, int max>
+void CTUnit<min, max>::enable(int pos)
+{
+  enabled[pos] = true;
+  isDirty = true;
+  return;
+}
+
+template<int min, int max>
+void CTUnit<min, max>::disable(int pos)
+{
+  enabled[pos] = false;
+  isDirty = true;
+  return;
+}
+
+template<int min, int max>
+bool CTUnit<min, max>::dirty() const
+{
+  return isDirty;
+}
+
+template<int min, int max>
+int CTUnit<min, max>::count() const
+{
+  int total(0);
+  for (int i = min; i <= max; i++)
+    total += (enabled[i] == true);
+  return total;
+}
+
+template<int min, int max>
+void CTUnit<min, max>::apply()
+{
+  initialTokStr = tokenize();
+  for (int i = min; i <= max; i++)
+    initialEnabled[i] = enabled[i];
+  isDirty = false;
+  return;
+}
+
+template<int min, int max>
+void CTUnit<min, max>::cancel()
+{
+  for (int i = min; i <= max; i++)
+    enabled[i] = initialEnabled[i];
+  isDirty = false;
+  return;
+}
+
+template<int min, int max>
+int CTUnit<min, max>::fieldToValue(string entry) const
+{
+  // GNU C++ STL has no String::toLower() so we have to lower
+  // by hand.
+
+  string lower("");
+  int length = entry.length();
+  for (int i = 0; i < length; i++)
+    lower += tolower(*(entry.substr(i, 1).c_str()));
+
+  // check for days
+  string days[7] =
+  {
+    "sun", "mon", "tue", "wed", "thu", "fri", "sat"
+  };
+
+  for (int day = 0; day < 7; day++)
+  {
+    if (lower == days[day])
+    {
+      char cnum[3];
+      sprintf(cnum, "%u", day);
+      entry = cnum;
+    }
+  }
+
+  // check for months
+  string months[13] =
+  {
+    "",
+    "jan", "feb", "mar", "apr", "may", "jun",
+    "jul", "aug", "sep", "oct", "nov", "dec"
+  };
+
+  for (int month = 1; month < 13; month++)
+  {
+    if (lower == months[month])
+    {
+      char cnum[3];
+      sprintf(cnum, "%u", month);
+      entry = cnum;
+    }
+  }
+
+  return atoi(entry.c_str());
+}