tools.php

<?php

################################################################################################
# This build 
################################################################################################
function build_license_expiration_array($lmutil_loc, $server, &$expiration_array) {

  $total_licenses = 0;

  $file = popen($lmutil_loc . " lmcksum -c " . $server,"r");

  $today = time();

  # Let's read in the file line by line
  while (!feof ($file)) {
    
    $line = fgets ($file, 1024);

    if ( preg_match("/INCREMENT .*/i", $line, $out ) || preg_match("/FEATURE .*/i", $line, $out ) ) {
        $license = explode(" ", $out[0]);

	if ( $license[4] )  {
	# UNIX time stamps go only till year 2038 (or so) so convert
	# any license dates 9999 or 0000 (which means infinity) to
	# an acceptable year. 2036 seems like a good number
        $license[4] = strtolower($license[4]);
	$license[4] = str_replace("-9999", "-2036", $license[4]);
        $license[4] = str_replace("-0000", "-2036", $license[4]);
        $license[4] = str_replace("-2099", "-2036", $license[4]);
        $license[4] = str_replace("-2242", "-2036", $license[4]);
        $license[4] = str_replace("-jan-00", "-jan-2036", $license[4]);
        $license[4] = str_replace("-jan-0", "-jan-2036", $license[4]);
        $license[4] = str_replace("-0", "-2036", $license[4]);
	$license[4] = str_replace("permanent", "05-jul-2036", $license[4]);
        $unixdate2 = strtotime($license[4]);
        
        # Convert the date you got into UNIX time
        $unixdate2 = strtotime($license[4]);
	}
	
	
    $days_to_expiration = ceil ((1 + strtotime($license[4]) - $today) / 86400);

    ##############################################################################
    # If there is more than 4000 days = 10 years+ until expiration I will
    # consider the license to be permanent 
    ##############################################################################
    if ( $days_to_expiration > 4000 ) {
        $license[4] = "permanent";
#        $days_to_expiration = "permanent";
    }

    ##############################################################################
    # Add to the expiration array
    $expiration_array[$license[1]][] = array(
	"vendor_daemon" => $license[2],
        "expiration_date" => $license[4],
        "num_licenses" => $license[5],
        "days_to_expiration" => (int) $days_to_expiration );
    }


  }
  
  #echo("<pre>");
  #print_r($expiration_array);


  pclose($file);
  
  return 1;
}

#################################################################
# Compare two dates
# $Date$
# Returns: 1 if date1 greater than date2
#	   0 if date1 equal to date2
#	   -1 if date less than date2
#################################################################

function compare_dates ($date1, $date2) {

  # Convert any "english" looking date into UNIX time stamp
  $unixdate1 = strtotime($date1);
  $unixdate2 = strtotime($date2);

  if ($unixdate1 > $unixdate2) {
    return 1;
  }
  elseif ($unixdate1 < $unxidate2) {
    return -1;
  }
  elseif ($unixdate1 == $unxidate2) {
    return 0;
  }

}

#---------------------------------------------------------------------
#This function will convert a MySQL date ie. 2001-05-20 to the
#US date format ie. 05/20/2001
#---------------------------------------------------------------------
function convert_from_mysql_date($date) {

  $stringArray = explode("-", $string);

  $date = mktime(0,0,0,$stringArray[1],$stringArray[2],$stringArray[0]);

  return date("m/d/Y", $date);

}

function convert_to_mysql_date($date) {

  $stringArray = explode("/", $date);

  $date = mktime(0,0,0,$stringArray[0],$stringArray[1],$stringArray[2]);

  return date("Y-m-d", $date);

}


function build_select_box ($array, $name, $checked_val="xzxz") {
    /*
        Takes a result set, with the first column being the "id" or value
        and the second column being the text you want displayed

        The second parameter is the name you want assigned to this form element

        The third parameter is optional. Pass the value of the item that should
be checked
    */

    echo '<select name="'.$name.'">';

    for ($i=0; $i<sizeof($array); $i++) {
        echo '
            <option value="'.$array[$i].'"';
        if ($array[$i] == $checked_val) {
            echo ' selected';
        }
        echo '>'.$array[$i].'</option>';
    }
    echo '
        </select>';
}


##################################################################
# This function will get the number of available licenses for a particular feature
# Arguments: Feature as a String
##################################################################
function num_licenses_available($myfeature) {

    global $servers, $lmutil_loc; 

    $LICENSE_FILE="";
    
    # Build LM_LICENSE_FILE
   for ( $i = 0 ; $i < sizeof($servers); $i++ )
        $LICENSE_FILE .= $servers[$i] . ":";
   
   $fp = popen($lmutil_loc . " lmstat -f " . $myfeature  . " -c " . $LICENSE_FILE, "r");

   while ( !feof ($fp) ) {

	$line = fgets ($fp, 1024);

        # Look for features in the output. You will see stuff like
	# Users of Allegro_Viewer: (Total of 5 licenses available
	if ( preg_match("/^Users of/i", $line ) )  {
		$out = explode(" ", $line);
                pclose($fp);
                # Return the number
		return $out[6];
	}

   }
    
}

##################################################################
# This function will get the number of used licenses for a particular feature
# Arguments: Feature as a String
##################################################################
function num_licenses_used($myfeature) {

    global $servers, $lmstat_loc; 

    $LICENSE_FILE="";
    
    # Build LM_LICENSE_FILE
   for ( $i = 0 ; $i < sizeof($servers); $i++ )
        $LICENSE_FILE .= $servers[$i] . ":";
   
   $fp = popen($lmstat_loc . " -f " . $myfeature  . " -c " . $LICENSE_FILE, "r");

    $num_licenses = 0;

   while ( !feof ($fp) ) {

	$line = fgets ($fp, 1024);

        # Look for features in the output. You will see stuff like
	# Users of Allegro_Viewer: (Total of 5 licenses available
	if ( preg_match("/, start/i", $line ) )
            $num_licenses++;

   }

    pclose($fp);

    return $num_licenses;
    
}


# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
#                                                                             #
# B00zy's timespan script v1.2                                               #
#                                                                             #
# timespan -- get the exact time span between any two moments in time.        #
#                                                                             #
# Description:                                                                #
#                                                                             #
#        class timespan, function calc ( int timestamp1, int timestamp2)      #
#                                                                             #
#        The purpose of this script is to be able to return the time span     #
#        between any two specific moments in time AFTER the Unix Epoch        #
#        (January 1 1970) in a human-readable format. You could, for example, #
#        determine your age, how long you have been married, or the last time #
#        you... you know. ;)                                                  #
#                                                                             #
#        The class, "timespan", will produce variables within the class       #
#        respectively titled years, months, weeks, days, hours, minutes,      #
#        seconds.                                                             #
#                                                                             #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #
#                                                                             #
# Example 1. B00zy's age.                                                     #
#                                                                             #
#        $t = new timespan( time(), mktime(0,13,0,8,28,1982));                #
#        print "B00zy is $t->years years, $t->months months, ".               #
#                "$t->days days, $t->hours hours, $t->minutes minutes, ".     #
#                "and $t->seconds seconds old.\n";                            #
#                                                                             #
# # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # # #

define('day', 60*60*24 );
define('hour', 60*60 );
define('minute', 60 );

class timespan
    {
    var $years;
    var $months;
    var $weeks;
    var $days;
    var $hours;
    var $minutes;
    var $seconds;

    function leap($time)
        {
        if (date('L',$time) and (date('z',$time) > 58))
            return (double)(60*60*24*366);
        else
            {
            $de = getdate($time);
            $mkt = mktime(0,0,0,$de['mon'],$de['mday'],($de['year'] - 1));
            if ((date('z',$time) <= 58) and date('L',$mkt))
                return (double)(60*60*24*366);
            else
                return (double)(60*60*24*365);
            }
        }
    function readable()
        {
        $values = array('years','months','weeks','days','hours','minutes','seconds');
        foreach ($values as $k => $v)
            if ($this->{$v}) $fmt .= ( $fmt? ', ': '') . $this->{$v} . " $v";
        return $fmt . ( $fmt? '.': '') ;
        }

    function timespan($after,$before)
        {
        # Set variables to zero, instead of null.
        
        $this->years = 0;
        $this->months = 0;
        $this->weeks = 0;
        $this->days = 0;
        $this->hours = 0;
        $this->minutes = 0;
        $this->seconds = 0;

        $duration = $after - $before;

        # 1. Number of years
        $dec = $after;

        $year = $this->leap($dec);

        while (floor($duration / $year) >= 1)
            {
	    # We don't need this VV
            #print date("F j, Y\n",$dec);

            $this->years += 1;
            $duration -= (int)$year;
            $dec -= (int)$year;
            
            $year = $this->leap($dec);
            }

        # 2. Number of months
        $dec = $after;
        $m = date('n',$after);
        $d = date('j',$after);

        while (($duration - day) >= 0)
            {
            $duration -= day;
            $dec -= day;
            $this->days += 1;

            if ( (date('n',$dec) != $m) and (date('j',$dec) <= $d) )
                {
                $m = date('n',$dec);
                $d = date('j',$dec);

                $this->months += 1;
                $this->days = 0;
                }
            }
        # 3. Number of weeks.
        $this->weeks = floor($this->days / 7);
        $this->days %= 7;

        # 4. Number of hours, minutes, and seconds.
        $this->hours = floor($duration / (60*60));
        $duration %= (60*60);

        $this->minutes = floor($duration / 60);
        $duration %= 60;

        $this->seconds = $duration;
        }
    }






function run_command( $command ){
    global $lmutil_loc;
    
    $data = "";
    
    if( !cache_check($command, $data) ){
   
        $fp = popen( $command , "r");

        $data = "";
        while ( !feof ($fp) ) {
            $data .= fgets ($fp, 1024);
        }
        pclose($fp);
    
        cache_store( $command , $data );
        
    }
    
    return $data;
}




function cache_check( $command , &$data ){
    $result = false;
    
    $cache_dir = '/tmp/';
    $hash = md5( $command );
    $cacheFile = $cache_dir . $hash ;
    
    if( file_exists( $cacheFile ) ){
        
        if (time()-filemtime($cacheFile) > 2 * 3600) {
          // file older than 2 hours
        } else {
          // file younger than 2 hours
            $data = file_get_contents($cacheFile);
            $result = true;
        }
        
    }
    
    return $result;
    
}

function cache_store( $command , $data ){
    
     $cache_dir = '/tmp/';
    $hash = md5( $command );
    $cacheFile = $cache_dir . $hash ;
    
    file_put_contents($cacheFile, $data );
    
}


?>