usicprint/operator.php

<?
	//we want to print certain job and pay for it
	if($_REQUEST['job']!='' && !strcmp(trim($_REQUEST['do']),'allow') && $_REQUEST['price']!='') {
		print_job($ssh_con, $_REQUEST['job'],$_REQUEST['price'], $userid);
	}
	
	//we want to deny some job
	else if($_REQUEST['job']!='' && !strcmp(trim($_REQUEST['do']),'deny')){	
		cancel_job($ssh_con, $_REQUEST['job']);
	}
	
	//just show the queue of jobs
	$output = show_queue($ssh_con);
?>

<center><table  width="690px" cellpadding="0px" cellspacing="0px">
<tr height="30px" align="center" bgcolor="#000000">
        <td><font color="#ff8000">[</font><font face="helvetica"color="#ffffff"><b>document title</b></font><font color="#ff8000">]</font></td> 
	<td width="80px" align="left"><font color="#ff8000">[</font><font face="helvetica"color="#ffffff"><b>User</b></font><font color="#ff8000">]</font></td>
	<td width="70px"><font color="#ff8000">[</font><font face="helvetica"color="#ffffff"><b>pages</b></font><font color="#ff8000">]</font></td>
        <td width="70px"><font color="#ff8000">[</font><font face="helvetica"color="#ffffff"><b>price</b></font><font color="#ff8000">]</font></td>
        <td width="70px"><font color="#ff8000">[</font><font face="helvetica"color="#ffffff"><b>print</b></font><font color="#ff8000">]</font></td>
        <td width="70px"><font color="#ff8000">[</font><font face="helvetica"color="#ffffff"><b>cancel</b></font><font color="#ff8000">]</font></td>
</tr>

<?
	$err = $output[0];
	$output = $output[1];
	if($err!=0){?>
		<tr bgcolor="#000000"><td colspan=6><font face="helvetica" color="#ffffff">
        	<?if($err == 1){ echo "Invalid task specification";}
        	else if($err == 2){ echo "No jobs";}
        	else if($err == 15){ echo "Connection to cups failed";} ?>
		</font></td></tr>
	<?}else{
	
		foreach($output as $string){?>
                        <tr bgcolor="#000000">
                        <?list($id, $author, $hostname, $title, $pages) = split("\t", $string, 5);?>

			<!-- title of the document -->
	                <td><font face="helvetica"color="#ffffff"><?echo $title;?></font></td>
			<!-- author of the document -->
	                <td><font face="helvetica"color="#ffffff"><?echo $author;?></font></td>
			<!-- number of pages in document -->
	                <td align="center"><font face="helvetica"color="#ffffff"><? $pages = count_pages($ssh_con, $id); echo $pages;?></font></td>
                        <!--price for job -->
                        <td align="center">
				<?  /* check if user is an operator. For operators the priceis different */
				    exec(UMS_UTILS_PATH . $UMS_UTILS['group'] . " check " . $MANAGING_GROUPS[0] . " " . $author, $output, $err);
				    if($err == 0) {$price_for_job = $pages* $price_operator;} /* if this is an operator*/
				    else $price_for_job = $pages* $price; /* if this is an ordinary user */

				    $user_bill = check_bill(get_uid_by_username($author));?>
				    <font color=<?if($user_bill < $price_for_job)echo "#ff0000"; else echo "#33CC00"; ?>>
				    <?echo echo_price($price_for_job);?></font>
                        </td>
			<!-- button which allows print -->
			<td align="center"><form method="POST" action=<?echo $_SERVER['PHP_SELF'];?> >
				   <input type="hidden" name="userid" value=<?echo $userid?>>
				   <input type="hidden" name="job" value=<?echo $id?>>
				   <input type="hidden" name="do" value="allow">
				   <? if($user_bill >= $price_for_job){?> <input type="hidden" name="price" value=<?echo $price_for_job?>> <?}?>
				   <input type="submit" name="operator_as_operator_x" value="ok" <?if($user_bill < $price_for_job) echo "disabled";?>> 
			    </form>
			</td>
			<!-- button which denies print -->
			<td align="center"><form method="POST" action=<?echo $_SERVER['PHP_SELF'];?> >
                                   <input type="hidden" name="userid" value=<?echo $userid?>>
                                   <input type="hidden" name="job" value=<?echo $id?>>
                                   <input type="hidden" name="do" value="deny">
                                   <input type="submit" name="operator_as_operator_x" value="cancel">
                            </form>
                        </td>
			</tr>
		<?} //foreach?>
	<?} //else if ?>