editgroup.php3 8.2 KB
Newer Older
Leigh B. Stoller's avatar
Leigh B. Stoller committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
<?php
include("defs.php3");
include("showstuff.php3");

#
# Standard Testbed Header
#
PAGEHEADER("Edit Group Membership");

#
# Only known and logged in users.
#
$uid = GETLOGIN();
LOGGEDINORDIE($uid);

16 17
ignore_user_abort(1);

Leigh B. Stoller's avatar
Leigh B. Stoller committed
18 19 20 21 22 23 24 25 26 27 28 29 30
#
# First off, sanity check page args.
#
if (!isset($pid) ||
    strcmp($pid, "") == 0) {
    USERERROR("Must provide a Project ID!", 1);
}
if (!isset($gid) ||
    strcmp($gid, "") == 0) {
    USERERROR("Must privide a Group ID!", 1);
}

#
31
# The default group membership cannot be changed, but the trust levels can.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
32
#
33
$defaultgroup = 0;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
34
if (strcmp($gid, $pid) == 0) {
35
    $defaultgroup = 1;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
36 37 38 39 40
}

#
# Verify permission. 
#
41
if (! TBProjAccessCheck($uid, $pid, $gid, $TB_PROJECT_EDITGROUP)) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61
    USERERROR("You do not have permission to edit group $gid in ".
	      "project $pid!", 1);
}

#
# Grab the current user list for the group. The group leader cannot be
# removed! Neither can the project leader.
#
$curmembers_result =
    DBQueryFatal("select distinct m.uid from group_membership as m ".
		 "left join groups as g on g.pid=m.pid and g.gid=m.gid ".
		 "left join projects as p on p.pid=m.pid ".
		 "where m.pid='$pid' and m.gid='$gid' and ".
		 "      m.uid!=g.leader and m.uid!=p.head_uid");

#
# Grab the user list from the project. These are the people who can be
# added. Do not include people in the above list, obviously!
# 
$nonmembers_result =
62
    DBQueryFatal("select m.uid from group_membership as m ".
Leigh B. Stoller's avatar
Leigh B. Stoller committed
63 64 65 66
		 "left join group_membership as a on ".
		 "     a.uid=m.uid and a.pid=m.pid and a.gid='$gid' ".
		 "where m.pid='$pid' and m.gid=m.pid and a.uid is NULL");

67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117
function TBCheckTrustConsistency($user, $pid, $gid, $newtrust)
{
    #
    # If changing default group trust level, then compare levels.
    # A user may not have greater permission in the default group than
    # in a subgroup.
    #
    if (strcmp($pid, $gid)) {
	$projtrust = TBProjTrust($user, $pid);
	if ($projtrust > TBTrustConvert($newtrust)) {
	    USERERROR("User $user may not have a higher trust level in ".
		      "the default group of $pid, than in subgroup $gid!", 1);
	}
    }
    else
	$projtrust = TBTrustConvert($newtrust);

    #
    # Get all the subgroups not equal to the subgroup being changed.
    # 
    $query_result =
	DBQueryFatal("select trust,gid from group_membership ".
		     "where uid='$user' and pid='$pid' and trust!='none' ".
		     " and gid!=pid and gid!='$gid'");

    while ($row = mysql_fetch_array($query_result)) {
	$grptrust = $row[0];
	$ogid     = $row[1];

	if ($projtrust > TBTrustConvert($grptrust)) {
	    USERERROR("User $user may not have a higher trust level in ".
		      "the default group of $pid, than in subgroup $ogid!", 1);
	}

	if (strcmp($pid, $gid)) {
            #
            # Check to make sure new trust is same as all other subgroup trust.
            # 
	    if (strcmp($newtrust, $grptrust)) {
		USERERROR("User $user may not have different trust levels in ".
			  "different subgroups of $pid!", 1);
	    }
	}
    }
    return 1;
}

#
# First pass does checks. Second pass does the real thing. 
#

Leigh B. Stoller's avatar
Leigh B. Stoller committed
118 119 120
#
# Go through the list of current members. For each one, check to see if
# the checkbox for that person was checked. If not, delete the person
121 122
# from the group membership. Otherwise, look to see if the trust level
# has been changed.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
123 124 125
# 
if (mysql_num_rows($curmembers_result)) {
    while ($row = mysql_fetch_array($curmembers_result)) {
126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142
	$user = $row[0];
	$foo  = "change_$user";

	#
	# Is member to be deleted?
	# 
	if (!$defaultgroup && !isset($$foo)) {
	    # Yes.
	    continue;
	}

        #
        # There should be a corresponding trust variable in the POST vars.
        # Note that we construct the variable name and indirect to it.
        #
        $foo      = "$user\$\$trust";
	$newtrust = $$foo;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
143
	
144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193
	if (!$newtrust || strcmp($newtrust, "") == 0) {
	    TBERROR("Error finding trust for $user in editgroup.php3", 1);
	}

	if (strcmp($newtrust, "user") &&
	    strcmp($newtrust, "local_root") &&
	    strcmp($newtrust, "group_root")) {
	    TBERROR("Invalid trust $newtrust for $user in editgroup.php3.", 1);
	}

	TBCheckTrustConsistency($user, $pid, $gid, $newtrust);
    }
}

#
# Go through the list of non members. For each one, check to see if
# the checkbox for that person was checked. If so, add the person
# to the group membership, with the trust level specified.
# 
if (!$defaultgroup && mysql_num_rows($nonmembers_result)) {
    while ($row = mysql_fetch_array($nonmembers_result)) {
	$user = $row[0];
	$foo  = "add_$user";
	
	if (isset($$foo)) {
            #
            # There should be a corresponding trust variable in the POST vars.
            # Note that we construct the variable name and indirect to it.
            #
            $bar      = "$user\$\$trust";
	    $newtrust = $$bar;
	
	    if (!$newtrust || strcmp($newtrust, "") == 0) {
		TBERROR("Error finding trust for $user in editgroup.php3",
			1);
	    }

	    if (strcmp($newtrust, "user") &&
		strcmp($newtrust, "local_root") &&
		strcmp($newtrust, "group_root")) {
		TBERROR("Invalid trust $newtrust for $user in editgroup.php3.",
			1);
	    }
	
	    TBCheckTrustConsistency($user, $pid, $gid, $newtrust);
	}
    }
}

#
194 195
# Now do the second pass, which makes the changes. Record the user IDs
# that are changed so that we can pass that to setgroups below.
196
#
197
$modusers = "";
198 199 200 201 202 203 204 205 206 207 208 209 210

#
# Go through the list of current members. For each one, check to see if
# the checkbox for that person was checked. If not, delete the person
# from the group membership. Otherwise, look to see if the trust level
# has been changed.
#
if (mysql_num_rows($curmembers_result)) {
    mysql_data_seek($curmembers_result, 0);
    
    while ($row = mysql_fetch_array($curmembers_result)) {
	$user = $row[0];
	$foo  = "change_$user";
211

212
	if (!$defaultgroup && !isset($$foo)) {
Leigh B. Stoller's avatar
Leigh B. Stoller committed
213
	    DBQueryFatal("delete from group_membership ".
214 215
			 "where pid='$pid' and gid='$gid' and uid='$user'");

216
	    $modusers = "$modusers $user";
217
	    continue;
Leigh B. Stoller's avatar
Leigh B. Stoller committed
218
	}
219 220 221 222 223 224 225 226 227
        #
        # There should be a corresponding trust variable in the POST vars.
        # Note that we construct the variable name and indirect to it.
        #
        $foo      = "$user\$\$trust";
	$newtrust = $$foo;
	
	DBQueryFatal("update group_membership set trust='$newtrust' ".
		     "where pid='$pid' and gid='$gid' and uid='$user'");
Leigh B. Stoller's avatar
Leigh B. Stoller committed
228 229 230 231 232 233
    }
}

#
# Go through the list of non members. For each one, check to see if
# the checkbox for that person was checked. If so, add the person
234
# to the group membership, with the trust level specified.
Leigh B. Stoller's avatar
Leigh B. Stoller committed
235
# 
236 237 238
if (!$defaultgroup && mysql_num_rows($nonmembers_result)) {
    mysql_data_seek($nonmembers_result, 0);

Leigh B. Stoller's avatar
Leigh B. Stoller committed
239
    while ($row = mysql_fetch_array($nonmembers_result)) {
240 241
	$user = $row[0];
	$foo  = "add_$user";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
242 243
	
	if (isset($$foo)) {
244 245 246 247 248 249 250
            #
            # There should be a corresponding trust variable in the POST vars.
            # Note that we construct the variable name and indirect to it.
            #
            $bar      = "$user\$\$trust";
	    $newtrust = $$bar;
	
Leigh B. Stoller's avatar
Leigh B. Stoller committed
251
	    DBQueryFatal("insert into group_membership ".
252 253 254
			 "(uid, pid, gid, trust, ".
			 " date_applied,date_approved) ".
			 "values ('$user','$pid','$gid', '$newtrust', ".
Leigh B. Stoller's avatar
Leigh B. Stoller committed
255
			 "        now(), now())");
256 257
	    
	    $modusers = "$modusers $user";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
258 259 260 261 262 263 264 265 266
	}
    }
}

#
# Grab the unix GID for running scripts.
#
TBGroupUnixInfo($pid, $pid, $unix_gid, $unix_name);

267 268 269 270 271 272 273
echo "<br>
      Group '$gid' in project '$pid' is being updated!<br><br>
      This will take a minute or two. <b>Please</b> do not click the Stop
      button during this time. If you do not receive notification within
      a reasonable amount of time, please contact $TBMAILADDR.\n";
flush();

Leigh B. Stoller's avatar
Leigh B. Stoller committed
274 275 276 277 278
#
# Run the script. This will do the account stuff for all the people
# in the group. This is the same script that gets run when the group
# is first created.
#
279 280 281 282 283
SUEXEC($uid, $unix_gid, "websetgroups -a -p $pid $modusers", 1);

echo "<br><br>
      <b>Done!</b>
      <br>\n";
Leigh B. Stoller's avatar
Leigh B. Stoller committed
284 285

#
286
# Show it again!
Leigh B. Stoller's avatar
Leigh B. Stoller committed
287 288 289
#
SHOWGROUP($pid, $gid);

290 291
SHOWGROUPMEMBERS($pid, $gid);

Leigh B. Stoller's avatar
Leigh B. Stoller committed
292 293 294
#
# An edit option.
# 
295 296
echo "<br><center>
       <A href='editgroup_form.php3?pid=$pid&gid=$gid'>Edit</a> this Group?
Leigh B. Stoller's avatar
Leigh B. Stoller committed
297 298
      </center>\n";

299
#
300
# A delete option, but not for the default group!
301
#
302 303 304 305 306
if (! $defaultgroup) {
    echo "<p>
           <A href='deletegroup.php3?pid=$pid&gid=$gid'>Delete</a> this Group?
          \n";
}
307

Leigh B. Stoller's avatar
Leigh B. Stoller committed
308 309 310 311 312
#
# Standard Testbed Footer
# 
PAGEFOOTER();
?>