Subversion Repositories computer_asset_manager_v2

<?php

   //include_once( 'DatabaseDefinition.php' );

   include_once( 'camp.class.php' );

   include_once( 'owner.class.php' );

   include_once( 'location.class.php' );

   include_once( 'device.class.php' );

   include_once( 'admin.class.php' );

   global $LOGFILE;

   $LOGFILE='/tmp/camp.log';

   define( 'VERSION', '2.0b' );

   define( 'BUILD_DATE', '20130527');

   function loadConfig() {

      // Search through directories looking for a config file

      $return = array(

         'error' => '',

         'path'  => '',

         'configuration' => array()

      );

      $configFileName = 'camp2_config.yaml';

      $searchDirectories = array( 

         // one level up from document root

         $_SERVER['DOCUMENT_ROOT'] . "/../$configFileName",

         // directory private one level up from document root

         $_SERVER['DOCUMENT_ROOT'] . "/../private/$configFileName",

         // the current directory

         "./$configFileName",

      );

      foreach ( $searchDirectories as $search ) {

         if ( file_exists( realpath( $search ) ) ) {

            $return['path'] = realpath( $search );

            $return['configuration'] = yaml_parse_file( $return['path'] );

            $return['error'] = '';

            return $return;

         } // if

      } // for

      $return['error'] = "No configuration found in<br />" . implode( '<br />', $searchDirectories );

      return $return;

   }

   function saveConfig( $filename, $configuration ) {

      return yaml_emit_file( $filename, $configuration );

   }

   function insertValuesIntoQuery( $query, $values ) {

      foreach ( $values as $name => $value ) {

         $query = search_replace_string($query, "<$name>", $value );

      }

      return $query;

   }

   function search_replace_string($string, $searchFor, $replaceWith ) {

      $string = str_replace ( $searchFor, $replaceWith, $string );

      return $string;

   }

   function processStats ( $className, $info ) {

      $result = "<div class='stats'>\n\t<h3>$className</h3>\n";

      foreach ( $info as $key => $value ) {

         $result .= "\t<p>$value $key</p>\n";

      }

      $result .= "<form><input type='text' size='10' name='to_find'>\n<input type='hidden' name='action' value='search'>\n<input type='hidden' name='module' value='$className'>\n<input type='submit' name='search' value='Search'>\n</form>";

      $result .= "</div>\n";

      return $result;

   }

   /**

    * uses $_REQUEST to decide what to display

    * 

    * @param string[] $request The contents for $_REQUEST

    * 

    * @returns string HTML to be inserted into page

    */

   function displayHTML(  ) {

      global $connection;

      global $dbConnection;

      global $baseURL;

      /*

       * base classes are classes that we will run through the main processing

       * loop. Assumes they are all derived from camp.class.php (class Camp)

       * so they all work the same way. Everything else is processed differently

       */

      $baseClasses = array( 'owner' => 1, 'location' => 1, 'device' => 1 );

      $return = '';

      if ( isset( $_REQUEST['doAdmin'] ) ) { // user administration

         $return = $_SESSION['user']->admin($connection) .  $_SESSION['user']->errors();

         $_SESSION['user']->clearErrors();

         return $return;

      } // user administration

      // standard flow

      $class = isset( $_REQUEST['module'] ) ? $_REQUEST['module'] : '';

      $thisKey = isset( $_REQUEST['id'] ) ? $_REQUEST['id'] : '' ;

      $selection = array();

      $action = 

         isset( $_REQUEST['action'] ) ?

            $_REQUEST['action'] : 'display';

            // removed the following, but may break things so leaving original

            //( $thisKey && $class ? 'display' : '' );

      // we have stale data in $_SESSION, so unset it

      if ( $class && $thisKey && isset( $_SESSION['data'][$class] ) && $_SESSION['data'][$class]->id != $thisKey ) {

         unset( $_SESSION['data'][$class] );

      }

      // we have something we need to work on, but it is not loaded, so load it

      if ( $thisKey && empty( $_SESSION['data'][$class] ) ) {

         $_SESSION['data'][$class] = new $class( $thisKey );

      }

      //print "<pre>class=$class\nid=$id\n</pre>";

      // We have a class (module) calling and the class exists

      // if we don't have a single entry, we'll display a selection list

      // if we only have one entry, we'll display the screen for it

      if ( $class ) {

         if ( $action && isset( $baseClasses[$class] ) ) {

            switch ( $action ) {

               case 'add': // for an add, we need a new, empty instance

                  $_SESSION['data'][$class] = new $class();

               case 'edit':

               case 'post':

                  return $_SESSION['data'][$class]->run();

                  break;

               case 'search':

                  // display a list of all entries (filtered)

                  $selection = $class::getAll();

                  if ( count($selection) == 1 ) { // we have a single entry

                     $thisKey = key( $selection ); // so set key so we will display

                     $_SESSION['data'][$class] = new $class( $thisKey );

                  } elseif ( count( $selection ) == 0 ) {

                     $return = '<h3>No Records Found</h3>';

                  } else {

                     $return = $class::showSelectionList( array(), $selection );

                  }

               default:

                  if ( $thisKey ) { // we are in the middle of doing something for the object

                     $return = $_SESSION['data'][$class]->run();

                  } else { // lets just show them a list of possible ojbects

                     if ( class_exists( $class ) ) {

                        $return = $class::showSelectionList( array(), $selection );

                     } else {

                        $return = "<p>We don't know how to do <b>" . $_REQUEST['module'] . "</b> yet</p>";

                     } // if class_exists

                  } // if a key exists

            } // switch

         } else { // no action, or not in baseClasses

            if ( empty ( $_SESSION['data'][$class] ) ) {

               $_SESSION['data'][$class] = new $class();

            }

            $return = $_SESSION['data'][$class]->run();

         } // if action and baseclass

      } else {

         // this is the opening screen, so clear out all the data and

         // working on

         unset( $_SESSION['data'] );

         unset( $_SESSION['workingon'] );

         $motd = $dbConnection->getOneDBValue( "select key_value from _system where group_name = 'program' and key_name = 'motd'" );

         $return = "<div class='motd'>$motd</div>";

         foreach ( array( 'Owner','Location','Device' ) as $class ) {

            $return .= processStats( $class, $class::getStats() );

         } // foreach

      } // if..else

      return $return;

   } // html

   function buildRestrictions() {

      global $dbConnection;

      $rules = explode( "\n", $_SESSION['user']->restrictions );

      $_SESSION['restrictions'] = array();

      $temp = array();

      $workingOn = '';

      foreach ( $rules as $thisOne ) {

         //print "<pre>Working on $thisOne\n</pre>";

         if ( preg_match( '/\[([^\[\]]+)\]/', $thisOne, $match ) ) {

            //print "Adding as category\n<br />";

            $workingOn = $match[1];

         } else {

            //print "Adding as a value in $workingOn\n<br />";

            $temp[$workingOn][] = "'" . $dbConnection->real_escape_string(trim($thisOne)) . "'";

         }

      } // foreach

      if ( isset( $temp['owner'] ) ) {

         $values = $dbConnection->columnToArray( sprintf( "select distinct owner_id id from view_device_location_owner_type where owner in (%s)", implode( ',', $temp['owner'] ) ) );

         $_SESSION['restrictions']['Owner'] = sprintf( 'owner_id in ( %s )', implode( ',', $values ) );

      }

      if ( isset( $temp['location'] ) ) {

         $values = $dbConnection->columnToArray( sprintf( "select distinct location_id id from view_device_location_owner_type where location in (%s)", implode( ',', $temp['location'] ) ) );

         $_SESSION['restrictions']['Location'] = sprintf( 'location_id in ( %s )', implode( ',', $values ) );

      }

      if ( isset( $temp['device'] ) ) {

         $values = $dbConnection->columnToArray( sprintf( "select distinct device_id id from view_device_location_owner_type where device in (%s)", implode( ',', $temp['device'] ) ) );

         $_SESSION['restrictions']['Device'] = sprintf( 'device_id in ( %s )', implode( ',', $values ) );

      }

   }

   function makeHrefList( $data, $target, $template = "<a href='%s%s'>%s</a>", $before = '<table><tr><td>', $after = "</td></tr></table>", $inside = "\n</td></tr><tr><td>" ) {

      $return = array();

      foreach ( $data as $key => $value ) {

         $return[] = sprintf( $template, $target, $key, $value );

      }

      return $before . implode( $inside , $return ) . $after;

   }

?>