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504 lines
12 KiB
PHP
504 lines
12 KiB
PHP
<? /*
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Copyright (C) 2004 by Duane Groth <duane_at_CAcert_dot_org>
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This file is part of CAcert.
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CAcert has been released under the CAcert Source License
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which can be found included with these source files or can
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be downloaded from the internet from the following address:
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http://www.cacert.org/src-lic.php
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CAcert is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A
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PARTICULAR PURPOSE. See the License for more details.
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*/ ?>
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<?
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require_once("../includes/loggedin.php");
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$id = intval($_REQUEST['id']);
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$oldid = $_REQUEST['oldid'] = intval($_REQUEST['oldid']);
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if($_SESSION['profile']['points'] < 50)
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{
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header("location: /account.php");
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exit;
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}
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loadem("account");
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if($oldid == "0")
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{
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if($_REQUEST['process'] == _("Submit") && $_REQUEST['CSR'] == "")
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{
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$_SESSION['_config']['errmsg'] = _("You failed to paste a valid GPG/PGP key.");
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$id = $oldid;
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unset($oldid);
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}
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}
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$keyid="";
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if(0)
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{
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if($_SESSION["profile"]["id"] != 5897)
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{
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showheader(_("Welcome to CAcert.org"));
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echo "The OpenPGP signing system is currently shutdown due to a maintenance. We hope to get it fixed within the next few hours. We are very sorry for the inconvenience.";
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exit(0);
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}
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}
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function verifyName($name)
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{
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if($name == "") return 0;
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if($name == $_SESSION['profile']['fname']." ".$_SESSION['profile']['lname']) return 1;
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if($name == $_SESSION['profile']['fname']." ".$_SESSION['profile']['mname']." ".$_SESSION['profile']['lname']) return 1;
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if($name == $_SESSION['profile']['fname']." ".$_SESSION['profile']['lname']." ".$_SESSION['profile']['suffix']) return 1;
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if($name == $_SESSION['profile']['fname']." ".$_SESSION['profile']['mname']." ".$_SESSION['profile']['lname']." ".$_SESSION['profile']['suffix']) return 1;
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return 0;
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}
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function verifyEmail($email)
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{
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if($email == "") return 0;
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if(mysql_num_rows(mysql_query("select * from `email` where `memid`='".$_SESSION['profile']['id']."' and `email`='".mysql_real_escape_string($email)."' and `deleted`=0 and `hash`=''")) > 0) return 1;
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return 0;
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}
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$ToBeDeleted=array();
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if($oldid == "0" && $_REQUEST['CSR'] != "")
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{
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$debugkey = $gpgkey = clean_csr(stripslashes($_REQUEST['CSR']));
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$debugpg = $gpg = trim(`echo "$gpgkey"|gpg --with-colons --homedir /tmp 2>&1`);
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$lines = "";
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$gpgarr = explode("\n", $gpg);
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foreach($gpgarr as $line)
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{
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#echo "Line[]: $line <br/>\n";
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if(substr($line, 0, 3) == "pub" || substr($line, 0, 3) == "uid")
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{
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if($lines != "")
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$lines .= "\n";
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$lines .= $line;
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}
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}
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$gpg = $lines;
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$expires = 0;
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$nerr=0; $nok=0;
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$multiple = 0;
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$resulttable=_("The following UIDs were found your key:")."<br/><table border='1'><tr><td>#</td><td>"._("Name")."</td><td>"._("Email")."</td><td>Result</td>";
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$i=0;
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foreach(explode("\n", $gpg) as $line)
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{
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$resulttable.="<tr><td>".++$i."</td>";
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$name = $comment = "";
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$bits = explode(":", $line);
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if($bits[0] == "pub" && (!$keyid || !$when))
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{
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$keyid = $bits[4];
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$when = $bits[5];
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if($bits[6] != "")
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$expires = 1;
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}
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//if(!strstr($line, "@")) continue;
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$pos = strpos($bits[9], "(") - 1;
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$nocomment = 0;
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if($pos < 0)
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{
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$nocomment = 1;
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$pos = strpos($bits[9], "<") - 1;
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}
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if($pos < 0)
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{
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$pos = strlen($bits[9]);
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}
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$name = trim(hex2bin(trim(substr($bits[9], 0, $pos))));
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$nameok=verifyName($name);
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$resulttable.="<td bgcolor='#".($nameok?"c0ffc0":"ffc0c0")."'>$name</td>";
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if($nocomment == 0 && (strpos($bits[9],")")>$pos))
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{
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$pos += 2;
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$pos2 = strpos($bits[9], ")");
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$comm = trim(hex2bin(trim(substr($bits[9], $pos, $pos2 - $pos))));
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if($comm != "")
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$comment[] = $comm;
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$pos = $pos2 + 3;
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} else {
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$pos = strpos($bits[9], "<") + 1;
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}
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$mail="";
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if(preg_match("/\@.*\@/",$bits[9]))
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{
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showheader(_("Welcome to CAcert.org"));
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echo "<font color='#ff0000'>"._("Multiple Email Adresses per UID are not allowed.")."</font>";
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unset($_REQUEST['process']);
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$id = $oldid;
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unset($oldid);
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exit();
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}
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if (preg_match("/<([\w.-]*\@[\w.-]*)>/", $bits[9],$match)) {
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//echo "Found: ".$match[1];
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$mail = trim(hex2bin($match[1]));
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}
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else
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{
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//echo "Not found!\n";
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}
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$emailok=verifyEmail($mail);
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$resulttable.="<td bgcolor='#".($emailok?"c0ffc0":"ffc0c0")."'>$mail</td>";
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$uidok=0;
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if($bits[1]=="r")
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{
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$rmessage=_("Error: UID is revoked");
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}
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elseif($mail=="" and $name=="")
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{
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$rmessage=_("Error: Both Name and Email address are empty");
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}
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elseif($emailok and $nameok)
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{
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$uidok=1;
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$rmessage=_("Name and Email OK.");
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}
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elseif(!$emailok and !$nameok)
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{
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$rmessage=_("Name and Email both cannot be matched with your account.");
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}
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elseif($emailok and $name=="")
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{
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$uidok=1;
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$rmessage=_("The email is OK. The name is empty.");
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}
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elseif($nameok and $mail=="")
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{
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$uidok=1;
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$rmessage=_("The name is OK. The email is empty.");
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}
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elseif(!$emailok)
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{
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$rmessage=_("The email address has not been registered and verified in your account. Please add the email address to your account first.");
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}
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elseif(!$nameok)
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{
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$rmessage=_("The name in the UID does not match the name in your account. Please verify the name.");
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}
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else
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{
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$rmessage=_("Error");
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}
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if($uidok)
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{
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$nok++;
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$resulttable.="<td>$rmessage</td>";
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}
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else
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{
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$nerr++;
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//$ToBeDeleted[]=$i;
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//echo "Adding UID $i\n";
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$resulttable.="<td bgcolor='#ffc0c0'>$rmessage</td>";
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}
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$resulttable.="</tr>\n";
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if($emailok) $multiple++;
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}
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$resulttable.="</table>";
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if($nok==0)
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{
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showheader(_("Welcome to CAcert.org"));
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echo $resulttable;
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echo "<font color='#ff0000'>"._("No valid UIDs found on your key")."</font>";
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unset($_REQUEST['process']);
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$id = $oldid;
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unset($oldid);
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$do = `echo "$debugkey\n--\n$debugpg\n--" >> /www/tmp/gpg.debug`;
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exit();
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}
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elseif($nerr)
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{
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$resulttable.=_("The unverified UIDs have been removed, the verified UIDs have been signed.");
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}
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}
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if($oldid == "0" && $_REQUEST['CSR'] != "")
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{
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$query = "insert into `gpg` set `memid`='".$_SESSION['profile']['id']."',
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`email`='".mysql_real_escape_string($mail)."',
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`level`='1',
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`expires`='".mysql_real_escape_string($expires)."',
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`multiple`='".mysql_real_escape_string($multiple)."',
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`keyid`='".mysql_real_escape_string($keyid)."'";
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mysql_query($query);
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$id = mysql_insert_id();
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$cwd = '/tmp/gpgspace'.$id;
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mkdir($cwd,0755);
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$fp = fopen("$cwd/gpg.csr", "w");
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fputs($fp, clean_csr(stripslashes($_REQUEST['CSR'])));
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fclose($fp);
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system("gpg --homedir $cwd --import $cwd/gpg.csr");
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$debugpg = $gpg = trim(`gpg --homedir $cwd --with-colons --fixed-list-mode --list-keys $keyid 2>&1`);
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$lines = "";
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$gpgarr = explode("\n", $gpg);
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foreach($gpgarr as $line)
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{
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//echo "Line[]: $line <br/>\n";
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if(substr($line, 0, 4) == "uid:")
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{
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$name = $comment = "";
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$bits = explode(":", $line);
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$pos = strpos($bits[9], "(") - 1;
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$nocomment = 0;
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if($pos < 0)
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{
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$nocomment = 1;
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$pos = strpos($bits[9], "<") - 1;
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}
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if($pos < 0)
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{
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$pos = strlen($bits[9]);
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}
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$name = trim(hex2bin(trim(substr($bits[9], 0, $pos))));
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$nameok=verifyName($name);
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if($nocomment == 0)
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{
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$pos += 2;
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$pos2 = strpos($bits[9], ")");
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$comm = trim(hex2bin(trim(substr($bits[9], $pos, $pos2 - $pos))));
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if($comm != "")
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$comment[] = $comm;
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$pos = $pos2 + 3;
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} else {
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$pos = strpos($bits[9], "<") + 1;
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}
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$mail="";
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if (preg_match("/<([\w.-]*\@[\w.-]*)>/", $bits[9],$match)) {
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//echo "Found: ".$match[1];
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$mail = trim(hex2bin($match[1]));
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}
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else
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{
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//echo "Not found!\n";
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}
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$emailok=verifyEmail($mail);
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$uidid=$bits[7];
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if($bits[1]=="r")
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{
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$ToBeDeleted[]=$uidid;
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}
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elseif($mail=="" and $name=="")
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{
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//echo "$uidid will be deleted\n";
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$ToBeDeleted[]=$uidid;
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}
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elseif($emailok and $nameok)
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{
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}
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elseif($emailok and $name=="")
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{
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}
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elseif($nameok and $mail=="")
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{
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}
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elseif(!$emailok and !$nameok)
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{
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//echo "$uidid will be deleted\n";
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$ToBeDeleted[]=$uidid;
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}
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elseif(!$emailok)
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{
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//echo "$uidid will be deleted\n";
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$ToBeDeleted[]=$uidid;
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}
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elseif(!$nameok)
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{
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//echo "$uidid will be deleted\n";
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$ToBeDeleted[]=$uidid;
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}
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}
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}
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if(count($ToBeDeleted)>0)
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{
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$descriptorspec = array(
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0 => array("pipe", "r"), // stdin is a pipe that the child will read from
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1 => array("pipe", "w"), // stdout is a pipe that the child will write to
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2 => array("pipe", "w") // stderr is a file to write to
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);
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$stderr = fopen('php://stderr', 'w');
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//echo "Keyid: $keyid\n";
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$process = proc_open("/usr/bin/gpg --homedir $cwd --no-tty --command-fd 0 --status-fd 1 --logger-fd 2 --edit-key $keyid", $descriptorspec, $pipes);
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//echo "Process: $process\n";
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//fputs($stderr,"Process: $process\n");
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if (is_resource($process)) {
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//echo("it is a resource\n");
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// $pipes now looks like this:
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// 0 => writeable handle connected to child stdin
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// 1 => readable handle connected to child stdout
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// Any error output will be appended to /tmp/error-output.txt
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while (!feof($pipes[1]))
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{
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$buffer = fgets($pipes[1], 4096);
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//echo $buffer;
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if($buffer == "[GNUPG:] GET_BOOL keyedit.sign_all.okay\n")
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{
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fputs($pipes[0],"yes\n");
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}
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elseif($buffer == "[GNUPG:] GOT_IT\n")
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{
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}
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elseif(ereg("^\[GNUPG:\] GET_BOOL keyedit\.remove\.uid\.okay\s*",$buffer))
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{
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fputs($pipes[0],"yes\n");
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}
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elseif(ereg("^\[GNUPG:\] GET_LINE keyedit\.prompt\s*",$buffer))
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{
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if(count($ToBeDeleted)>0)
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{
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$delthisuid=array_pop($ToBeDeleted);
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//echo "Deleting an UID $delthisuid\n";
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fputs($pipes[0],"uid ".$delthisuid."\n");
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}
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else
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{
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//echo "Saving\n";
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fputs($pipes[0],$state?"save\n":"deluid\n");
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$state++;
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}
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}
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elseif($buffer == "[GNUPG:] GOOD_PASSPHRASE\n")
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{
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}
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elseif(ereg("^\[GNUPG:\] KEYEXPIRED ",$buffer))
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{
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echo "Key expired!\n";
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exit;
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}
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elseif($buffer == "")
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{
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//echo "Empty!\n";
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}
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else
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{
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echo "ERROR: UNKNOWN $buffer\n";
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}
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}
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//echo "Fertig\n";
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fclose($pipes[0]);
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//echo stream_get_contents($pipes[1]);
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fclose($pipes[1]);
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// It is important that you close any pipes before calling
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// proc_close in order to avoid a deadlock
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$return_value = proc_close($process);
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//echo "command returned $return_value\n";
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}
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else
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{
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echo "Keine ressource!\n";
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}
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}
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$do=`gpg --homedir $cwd --batch --export-options export-minimal --export $keyid >../csr/gpg-$id.csr`;
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//echo "Export: $do\n";
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//$fp = fopen("../csr/gpg-$id.csr", "w");
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//fputs($fp, clean_csr(stripslashes($_REQUEST['CSR'])));
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//fclose($fp);
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if(1)
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{
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mysql_query("update `gpg` set `csr`='../csr/gpg-$id.csr' where `id`='$id'");
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waitForResult('gpg', $id);
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}
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showheader(_("Welcome to CAcert.org"));
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echo $resulttable;
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$query = "select * from `gpg` where `id`='$id' and `crt`!=''";
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$res = mysql_query($query);
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if(mysql_num_rows($res) <= 0)
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{
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echo _("Your certificate request has failed to be processed correctly, please try submitting it again.")."<br>\n";
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echo _("If this is a re-occuring problem, please send a copy of the key you are trying to signed to support@cacert.org. Thank you.");
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} else {
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echo "<pre>";
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readfile("../crt/gpg-$id.crt");
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echo "</pre>";
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}
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showfooter();
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exit;
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}
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$id = intval($id);
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$_SESSION['_config']['cert'] = intval($cert);
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showheader(_("Welcome to CAcert.org"));
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includeit($id, "gpg");
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showfooter();
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?>
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