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4 andreas 1 
<?php
2 
class TaskNum {
3 
	var $arr_snum;		// Laufende Nummerierung der Tasks in Punktnotation
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	var $arr_tanum;		// Tasknummer
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	var $arr_talevel;	// Level
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	var $arr_taid;		// Interne laufende Nummer im Plan
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	var $arr_type;		// Art des Tasks (Folder, ...)
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	var $akt_plan;		// Aktuell gespeicherte Plannummer
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	var $db;		// Datenbankhandle
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	var $max;		// Maximale Anzahl im Array
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	function kNumber_($snum, $level, $dir) {
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	   $anz = str_wordcount($snum);
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	   $kpnum = $snum;
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	   # Haben wir weniger Einzelnummern im String, haengen wir ".1" so
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	   # lange an, bis wir #level erreicht haben.
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	   if ($anz < $level) {
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	      while ($anz < $level) {
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		 $kpnum .= ".0";
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		 $anz++;
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	      }
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	      if ($dir == -3) {
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		 return $kpnum;
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	      }
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	   }
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	   $anz = $level;
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	   $anum = explode(".", $kpnum);
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	   switch ($dir) {
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	      case 0:
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	      case -1: $anum[$level-1]++; break;
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	      case -2: $anum[$level-1]--; break;
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	      case -3: break;
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	      default: $anum[$level-1]--;
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	   }
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	   $num = "";
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	   for ($i = 0; $i < $anz; $i++) {
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	      if ($i > 0) {
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		 $num .= "." . (string)$anum[$i];
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	      } else {
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		 $num = (string)$anum[$i];
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	      }
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	   }
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	   return $num;
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	}
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	function TaskNum($pl_num, $db = -1) {
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	   global $phase;
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	   global $numphase;
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	   if (!isset($pl_num) || $pl_num <= 0) {
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	      Error("class TaskNum: Ung&uuml;ltige Plannummer wurde &uuml;bergeben!");
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	      $this->db = -1;
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	      return;
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	   }
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	   $this->akt_plan = $pl_num;
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	   if ($db == -1)
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	      $this->db = OpenDB();
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	   else
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	      $this->db = $db;
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	   $query = "select ta_num, ta_level, ta_id, ta_meeting, ta_phase from task where ";
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	   $query .= "ta_plnum = $pl_num order by ta_id";
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	   if (!($result = QueryDB($this->db, $query))) {
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	      $this->db = -1;
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	      return;
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	   }
77 
 
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	   $anz = numrowsDB($result);
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	   $this->max = $anz;
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	   $j = 0;
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	   $pos = 0;
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	   $snum = "1";
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	   while ($j < $anz) {
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	      $data = fetchDB($result, $j);
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	      $ta_num = $data[0];
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	      $ta_level = $data[1];
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	      $ta_id = $data[2];
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	      $ta_meeting = $data[3];
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	      $ta_phase = $data[4];
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	      $this->arr_tanum[$j] = $ta_num;
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	      $this->arr_talevel[$j] = $ta_level;
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	      $this->arr_taid[$j] = $ta_id;
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	      if ($ta_level == 1) {
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	         if (CheckTrue($phase) && CheckTrue($numphase)) {
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		    $snum = (string)$ta_phase;
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		    $pos = $ta_phase;
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		 } else {
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		    $pos++;
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		    $snum = (string)$pos;
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		 }
104 
 
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		 $this->arr_snum[$j] = $snum;
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		 $this->arr_type[$j] = "f";
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	      } else {
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		 $snum = $this->kNumber_($snum, $ta_level, 0);
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		 $this->arr_snum[$j] = $snum;
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		 if (!$ta_meeting)
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		    $this->arr_type[$j] = "t";
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		 else
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		    $this->arr_type[$j] = "m";
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		 if ($j > 0 && $this->arr_type[$j-1] != "m" && $this->arr_talevel[$j-1] < $ta_level)
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		    $this->arr_type[$j-1] = "f";
118 
	      }
119 
 
120 
	      $j++;
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	   }
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	}
123 
 
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	function GetStatus() {
125 
	   if ($this->db == -1)
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	      return false;
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	   else
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	      return true;
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	}
130 
 
131 
	function Get_tanum($x) {
132 
	   if ($this->db == -1 || $this->max < $x)
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	      return 0;
134 
 
135 
	   return $this->arr_tanum[$x];
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	}
137 
 
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	function Get_talevel($x) {
139 
	   if ($this->db == -1 || $this->max < $x)
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	      return 0;
141 
 
142 
	   return $this->arr_tanum[$x];
143 
	}
144 
 
145 
	function Get_snum($x) {
146 
	   if ($this->db == -1 || $this->max < $x)
147 
	      return "";
148 
 
149 
	   return $this->arr_snum[$x];
150 
	}
151 
 
152 
	function Get_taid($x) {
153 
	   if ($this->db == -1 || $this->max < $x)
154 
	      return 0;
155 
 
156 
	   return $this->arr_taid[$x];
157 
	}
158 
 
159 
	function Get_type($x) {
160 
	   if ($this->db == -1 || $this->max < $x)
161 
	      return "";
162 
 
163 
	   return $this->arr_type[$x];
164 
	}
165 
}