diff --git a/htdocs/telephonie/telephonie-tarif.class.php b/htdocs/telephonie/telephonie-tarif.class.php
new file mode 100644
index 00000000000..f855d924f75
--- /dev/null
+++ b/htdocs/telephonie/telephonie-tarif.class.php
@@ -0,0 +1,187 @@
+<?PHP
+/* Copyright (C) 2005 Rodolphe Quiedeville <rodolphe@quiedeville.org>
+ *
+ * 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.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * or see http://www.gnu.org/
+ *
+ * $Id$
+ * $Source$
+ *
+ */
+
+class TelephonieTarif {
+
+  var $_DB;
+  var $tarif_fournisseur;
+  var $prefixes;
+  var $prefixe_max;
+
+  /*
+   * Constructeur
+   *
+   */
+  function TelephonieTarif($_DB, $fournisseur_id, $type, $client_id = 0)
+  {
+    $this->db = $_DB;
+
+    $this->tarif_fournisseur = array();
+
+    $this->prefixes = array();
+
+    $this->client_id = $client_id;
+
+
+    for ($j = 0 ; $j++ ; $j < 10)
+      {
+	$this->prefixes[$j] = array();
+	$this->prefixe_max = array();
+      }
+
+    $this->_load_tarif($fournisseur_id, $type);
+
+  }
+
+
+  function _load_tarif($fournisseur_id, $type)
+  {
+    
+    if ($type == 'achat')
+      {
+	$sql = "SELECT prefix, temporel, fixe";
+	$sql .= " FROM ".MAIN_DB_PREFIX."telephonie_tarif_achat WHERE fk_fournisseur = " . $fournisseur_id;
+	
+      }
+    elseif ($type == 'vente')
+      {
+	$sql = "SELECT prefix, temporel, fixe, libelle";
+	$sql .= " FROM ".MAIN_DB_PREFIX."telephonie_tarif_vente";
+      }
+        
+    if ( $this->db->query($sql) )
+      {
+	$num = $this->db->num_rows();
+	
+	//print "$num tarif_fournisseur trouvés\n";
+	
+	$i = 0;
+	
+	while ($i < $num)
+	  {
+	    $row = $this->db->fetch_row($i);
+	    
+	    $l = $row[0];
+
+	    $this->tarif_fournisseur[$l] = $row;
+	    	    
+	    // Tableaux des prefixes découpés en 10 tableaux
+	    
+	    $pref = substr($row[0],0,1);
+	    
+	    $i_pref = sizeof($this->prefixes[$pref]) + 1;
+	    
+	    $this->prefixes[$pref][$i_pref] = $row[0];
+	    
+	    // Taille maximale du prefixe
+	    $this->prefixe_max[$pref] = max(strlen($row[0]), $this->prefixe_max[$pref]);
+	    
+	    $i++;
+	  }
+	
+
+	/*
+	 *
+	 *
+	 */
+	
+      }
+    $this->db->free();
+
+    /*
+     * Tarifs client
+     *
+     *
+     */
+
+    if ($type == 'vente' && ($this->client_id > 0))
+      {
+	$sql = "SELECT p.prefix, tc.temporel, tc.fixe, t.libelle";
+	$sql .= " FROM ".MAIN_DB_PREFIX."telephonie_tarif_client as tc"; 
+	$sql .= " , ".MAIN_DB_PREFIX."telephonie_prefix as p ";
+	$sql .= " , ".MAIN_DB_PREFIX."telephonie_tarif as t";
+	$sql .= " WHERE tc.fk_tarif = t.rowid AND p.fk_tarif = t.rowid";
+	$sql .= " AND tc.fk_client = ".$this->client_id;
+
+	if ( $this->db->query($sql) )
+	  {
+	    $num = $this->db->num_rows();		
+	    $i = 0;
+	    
+	    while ($i < $num)
+	      {
+		$row = $this->db->fetch_row($i);
+		
+		$l = $row[0];
+
+		$this->tarif_fournisseur[$l] = $row;
+		
+		$i++;
+	      }
+	  }
+	else
+	  {
+	    print $this->db->error();
+	  }
+      }        
+  }
+  /*
+   *
+   *
+   *
+   */
+  function cout($number, &$cout_tempo, &$cout_fixe, &$tarif_libelle)
+  {
+    $result = 0;
+    $first_char_in_prefix = substr($number,2,1);
+
+    $k = $this->prefixe_max[$first_char_in_prefix];
+
+    //print "$first_char_in_prefix\t";
+
+    $goon = 1;
+    while ($goon == 1 && $k > 0)
+      {
+	
+	$prefix_to_find = substr($number, 2, $k);
+	
+	//print "($k, $prefix_to_find)";
+	
+	if (in_array($prefix_to_find, $this->prefixes[$first_char_in_prefix]))
+	  {
+	    //	    print "\t$prefix_to_find\n";
+	    $cout_tempo    = $this->tarif_fournisseur[$prefix_to_find][1];
+	    $cout_fixe     = $this->tarif_fournisseur[$prefix_to_find][2];
+	    $tarif_libelle = $this->tarif_fournisseur[$prefix_to_find][3];
+
+	    $goon = 0;
+	    $result = 1;
+	  }		
+	$k = $k - 1;
+      }
+
+    return $result;
+  }
+}
+
+?>