demo/server/discuss.php

   1 <?php
   2
   3         include("xmlrpc.inc");
   4         include("xmlrpcs.inc");
   5
   6         $addcomment_sig=array(array($xmlrpcInt, $xmlrpcString, $xmlrpcString, $xmlrpcString));
   7
   8         $addcomment_doc='Adds a comment to an item. The first parameter
   9 is the item ID, the second the name of the commenter, and the third
  10 is the comment itself. Returns the number of comments against that
  11 ID.';
  12
  13         function addcomment($m)
  14         {
  15                 global $xmlrpcerruser;
  16                 $err="";
  17                 // since validation has already been carried out for us,
  18                 // we know we got exactly 3 string values
  19                 $n = php_xmlrpc_decode($m);
  20                 $msgID = $n[0];
  21                 $name  = $n[1];
  22                 $comment = $n[2];
  23
  24                 $dbh=dba_open("/tmp/comments.db", "c", "db2");
  25                 if($dbh)
  26                 {
  27                         $countID="${msgID}_count";
  28                         if(dba_exists($countID, $dbh))
  29                         {
  30                                 $count=dba_fetch($countID, $dbh);
  31                         }
  32                         else
  33                         {
  34                                 $count=0;
  35                         }
  36                         // add the new comment in
  37                         dba_insert($msgID . "_comment_${count}", $comment, $dbh);
  38                         dba_insert($msgID . "_name_${count}", $name, $dbh);
  39                         $count++;
  40                         dba_replace($countID, $count, $dbh);
  41                         dba_close($dbh);
  42                 }
  43                 else
  44                 {
  45                         $err="Unable to open comments database.";
  46                 }
  47                 // if we generated an error, create an error return response
  48                 if($err)
  49                 {
  50                         return new xmlrpcresp(0, $xmlrpcerruser, $err);
  51                 }
  52                 else
  53                 {
  54                         // otherwise, we create the right response
  55                         // with the state name
  56                         return new xmlrpcresp(new xmlrpcval($count, "int"));
  57                 }
  58         }
  59
  60         $getcomments_sig=array(array($xmlrpcArray, $xmlrpcString));
  61
  62         $getcomments_doc='Returns an array of comments for a given ID, which
  63 is the sole argument. Each array item is a struct containing name
  64 and comment text.';
  65
  66         function getcomments($m)
  67         {
  68                 global $xmlrpcerruser;
  69                 $err="";
  70                 $ra=array();
  71                 // get the first param
  72                 if(XMLRPC_EPI_ENABLED == '1')
  73                 {
  74                         $msgID=xmlrpc_decode($m->getParam(0));
  75                 }
  76                 else
  77                 {
  78                         $msgID=php_xmlrpc_decode($m->getParam(0));
  79                 }
  80                 $dbh=dba_open("/tmp/comments.db", "r", "db2");
  81                 if($dbh)
  82                 {
  83                         $countID="${msgID}_count";
  84                         if(dba_exists($countID, $dbh))
  85                         {
  86                                 $count=dba_fetch($countID, $dbh);
  87                                 for($i=0; $i<$count; $i++)
  88                                 {
  89                                         $name=dba_fetch("${msgID}_name_${i}", $dbh);
  90                                         $comment=dba_fetch("${msgID}_comment_${i}", $dbh);
  91                                         // push a new struct onto the return array
  92                                         $ra[] = array(
  93                                                 "name" => $name,
  94                                                 "comment" => $comment
  95                                                 );
  96                                 }
  97                         }
  98                 }
  99                 // if we generated an error, create an error return response
 100                 if($err)
 101                 {
 102                         return new xmlrpcresp(0, $xmlrpcerruser, $err);
 103                 }
 104                 else
 105                 {
 106                         // otherwise, we create the right response
 107                         // with the state name
 108                         return new xmlrpcresp(php_xmlrpc_encode($ra));
 109                 }
 110         }
 111
 112         $s = new xmlrpc_server(array(
 113                 "discuss.addComment" => array(
 114                         "function" => "addcomment",
 115                         "signature" => $addcomment_sig,
 116                         "docstring" => $addcomment_doc
 117                 ),
 118                 "discuss.getComments" => array(
 119                         "function" => "getcomments",
 120                         "signature" => $getcomments_sig,
 121                         "docstring" => $getcomments_doc
 122                 )
 123         ));
 124 ?>