demo/client/comment.php

   1 <?php
   2 include "xmlrpc.inc";
   3
   4 $mydir = "/demo";
   5
   6 // define some utility functions
   7 function bomb()
   8 {
   9     print "</body></html>";
  10     exit();
  11 }
  12
  13 function dispatch($client, $method, $args)
  14 {
  15     $msg = new xmlrpcmsg($method, $args);
  16     $resp = $client->send($msg);
  17     if (!$resp) {
  18         print "<p>IO error: " . $client->errstr . "</p>";
  19         bomb();
  20     }
  21     if ($resp->faultCode()) {
  22         print "<p>There was an error: " . $resp->faultCode() . " " .
  23             $resp->faultString() . "</p>";
  24         bomb();
  25     }
  26
  27     return php_xmlrpc_decode($resp->value());
  28 }
  29
  30 // create client for discussion server
  31 $dclient = new xmlrpc_client("${mydir}/discuss.php",
  32     "xmlrpc.usefulinc.com", 80);
  33
  34 // check if we're posting a comment, and send it if so
  35 @$storyid = $_POST["storyid"];
  36 if ($storyid) {
  37
  38     //    print "Returning to " . $HTTP_POST_VARS["returnto"];
  39
  40     $res = dispatch($dclient, "discuss.addComment",
  41         array(new xmlrpcval($storyid),
  42             new xmlrpcval(stripslashes(@$_POST["name"])),
  43             new xmlrpcval(stripslashes(@$_POST["commenttext"])),));
  44
  45     // send the browser back to the originating page
  46     Header("Location: ${mydir}/comment.php?catid=" .
  47         $_POST["catid"] . "&chanid=" .
  48         $_POST["chanid"] . "&oc=" .
  49         $_POST["catid"]);
  50     exit(0);
  51 }
  52
  53 // now we've got here, we're exploring the story store
  54
  55 ?>
  56 <html>
  57 <head><title>meerkat browser</title></head>
  58 <body bgcolor="#ffffff">
  59 <h2>Meerkat integration</h2>
  60 <?php
  61 @$catid = $_GET["catid"];
  62 if (@$_GET["oc"] == $catid) {
  63     @$chanid = $_GET["chanid"];
  64 } else {
  65     $chanid = 0;
  66 }
  67
  68 $client = new xmlrpc_client("/meerkat/xml-rpc/server.php",
  69     "www.oreillynet.com", 80);
  70
  71 if (@$_GET["comment"] &&
  72     (!@$_GET["cdone"])
  73 ) {
  74     // we're making a comment on a story,
  75     // so display a comment form
  76     ?>
  77     <h3>Make a comment on the story</h3>
  78     <form method="post">
  79         <p>Your name:<br/><input type="text" size="30" name="name"/></p>
  80
  81         <p>Your comment:<br/><textarea rows="5" cols="60"
  82                                        name="commenttext"></textarea></p>
  83         <input type="submit" value="Send comment"/>
  84         <input type="hidden" name="storyid"
  85                value="<?php echo @$_GET["comment"];
  86                ?>"/>
  87         <input type="hidden" name="chanid"
  88                value="<?php echo $chanid;
  89                ?>"/>
  90         <input type="hidden" name="catid"
  91                value="<?php echo $catid;
  92                ?>"/>
  93
  94     </form>
  95 <?php
  96
  97 } else {
  98     $categories = dispatch($client, "meerkat.getCategories", array());
  99     if ($catid) {
 100         $sources = dispatch($client, "meerkat.getChannelsByCategory",
 101             array(new xmlrpcval($catid, "int")));
 102     }
 103     if ($chanid) {
 104         $stories = dispatch($client, "meerkat.getItems",
 105             array(new xmlrpcval(
 106                 array(
 107                     "channel" => new xmlrpcval($chanid, "int"),
 108                     "ids" => new xmlrpcval(1, "int"),
 109                     "descriptions" => new xmlrpcval(200, "int"),
 110                     "num_items" => new xmlrpcval(5, "int"),
 111                     "dates" => new xmlrpcval(0, "int"),
 112                 ), "struct")));
 113     }
 114     ?>
 115     <form>
 116         <p>Subject area:<br/>
 117             <select name="catid">
 118                 <?php
 119                 if (!$catid) {
 120                     print "<option value=\"0\">Choose a category</option>\n";
 121                 }
 122                 while (list($k, $v) = each($categories)) {
 123                     print "<option value=\"" . $v['id'] . "\"";
 124                     if ($v['id'] == $catid) {
 125                         print " selected=\"selected\"";
 126                     }
 127                     print ">" . $v['title'] . "</option>\n";
 128                 }
 129                 ?>
 130             </select></p>
 131         <?php
 132         if ($catid) {
 133             ?>
 134             <p>News source:<br/>
 135                 <select name="chanid">
 136                     <?php
 137                     if (!$chanid) {
 138                         print "<option value=\"0\">Choose a source</option>\n";
 139                     }
 140                     while (list($k, $v) = each($sources)) {
 141                         print "<option value=\"" . $v['id'] . "\"";
 142                         if ($v['id'] == $chanid) {
 143                             print "\" selected=\"selected\"";
 144                         }
 145                         print ">" . $v['title'] . "</option>\n";
 146                     }
 147                     ?>
 148                 </select>
 149             </p>
 150
 151         <?php
 152
 153         } // end if ($catid)
 154         ?>
 155
 156         <p><input type="submit" value="Update"/></p>
 157         <input type="hidden" name="oc" value="<?php echo $catid;
 158         ?>"/>
 159     </form>
 160
 161     <?php
 162     if ($chanid) {
 163         ?>
 164
 165         <h2>Stories available</h2>
 166         <table>
 167             <?php
 168             while (list($k, $v) = each($stories)) {
 169                 print "<tr>";
 170                 print "<td><b>" . $v['title'] . "</b><br />";
 171                 print $v['description'] . "<br />";
 172                 print "<em><a target=\"_blank\" href=\"" .
 173                     $v['link'] . "\">Read full story</a> ";
 174                 print "<a href=\"comment.php?catid=${catid}&chanid=${chanid}&" .
 175                     "oc=${oc}&comment=" . $v['id'] . "\">Comment on this story</a>";
 176                 print "</em>";
 177                 print "</td>";
 178                 print "</tr>\n";
 179                 // now look for existing comments
 180                 $res = dispatch($dclient, "discuss.getComments",
 181                     array(new xmlrpcval($v['id'])));
 182                 if (sizeof($res) > 0) {
 183                     print "<tr><td bgcolor=\"#dddddd\"><p><b><i>" .
 184                         "Comments on this story:</i></b></p>";
 185                     for ($i = 0; $i < sizeof($res); $i++) {
 186                         $s = $res[$i];
 187                         print "<p><b>From:</b> " . htmlentities($s['name']) . "<br />";
 188                         print "<b>Comment:</b> " . htmlentities($s['comment']) . "</p>";
 189                     }
 190                     print "</td></tr>\n";
 191                 }
 192                 print "<tr><td><hr /></td></tr>\n";
 193             }
 194             ?>
 195         </table>
 196
 197     <?php
 198
 199     } // end if ($chanid)
 200 } // end if comment
 201 ?>
 202 <hr/>
 203 <p>
 204     <a href="http://meerkat.oreillynet.com"><img align="right"
 205                                                  src="http://meerkat.oreillynet.com/icons/meerkat-powered.jpg"
 206                                                  height="31" width="88" alt="Meerkat powered, yeah!"
 207                                                  border="0" hspace="8"/></a>
 208 </p>
 209 </body>
 210 </html>