/*

 * Copyright 2010 Nathan Gelderloos, Ethan Zonca, Nathan Phillip Brink

 *

 * This file is part of SlatePermutate.

 *

 * SlatePermutate is free software: you can redistribute it and/or modify

$incdir = dirname(__FILE__) . DIRECTORY_SEPARATOR;

include_once $incdir . 'class.course.inc';

include_once $incdir . 'class.section.php';

include_once $incdir . 'class.page.php';

require_once $incdir . 'school.inc';

/*

 * Load a Classes -> Course converter class for the sake of the

 * Schedule::__wakeup() magic function.

 */

require_once $incdir . 'class.classes_convert.inc';

   *   The instructor of this section/section_meeting.

   *

   * \return

   *   NULL on success, a string on error which is a message for the

   *   user and a valid XHTML fragment.

   */

  {

    if (empty($letter) && (empty($time_start) || !strcmp($time_start, 'none')) && (empty($time_end) || !strcmp($time_end, 'none')) && empty($days)

	&& empty($synonym) && empty($instructor) && empty($location) && (empty($type) || !strcmp($type, 'lecture'))

	&& (empty($slot) || !strcmp($slot, 'default')))

      return;

	|| $time_start > $time_end)

      {

	return 'Invalid time specifications for ' . htmlentities($course_name) . '-' . htmlentities($letter)

	  . '. Start time: <tt>' . htmlentities($time_start) . '</tt>. End time: <tt>' . htmlentities($time_end) . '</tt>.';

      }

    foreach ($this->courses as $course)

      if (!strcmp($course_name, $course->getName()))

	{

	  $section = $course->section_get($letter);

	  if (!$section)

	    {

	      $course->section_add($section, $slot);

	    }

	  $section->meeting_add(new SectionMeeting($days, $time_start, $time_end, $location, $type, $instructor));

	  return;

	}

	$min_time = (int)min($time);

	$sort_time = FALSE;

	foreach ($this->courses as $course)

	  foreach ($course as $course_slot)

	  {

	    for ($si = 0; $si < $course_slot->sections_count(); $si ++)

		{

		  /* Saturdayness */

		  if ($meeting->getDay(5))

		    {

		      $max_day_plusone = 6;

		      $have_saturday = TRUE;

                  <form action="#"><p class="nospace">

                    <label><strong>Display:</strong></label>

                    <input id="show-course-title" name="show-course-title" type="checkbox" /><label for="show-course-title">Course Title</label>

                    <input id="show-prof" name="show-prof" type="checkbox" checked="checked" /><label for="show-prof">Professor</label>

                    <input id="show-location" name="show-location" type="checkbox" /><label for="show-location">Room</label>

                    <input id="show-synonym" name="show-synonym" type="checkbox" /><label for="show-synonym">Synonym</label>

                    <span id="regCodes"><label><a href="#"><strong>Register for Classes</strong></a></label></span></p>

                  </form>

                </div> <!-- id="show-box" -->'

	     . '<div id="the-tabs"><ul>' . "\n";

	$suppressed_permutations = array();

	     * section rendered in this permutation. This is used for

	     * the ``Registration Numbers'' dialog which noramlly

	     * shows users course synonyms.

	     */

	    $permutation_courses = array();

	     echo  '      <div class="section" id="tabs-' . ($i+1) . "\">\n";

	    // Beginning of table

	    echo "        <table style=\"empty-cells:show;\" border=\"1\" cellspacing=\"0\">\n";

	    // Header row

				      $carret = '&#013;' . htmlentities("<br />");

				      echo '            <td rowspan="' . $rowspan[$dayLoop]

					. '" class="qTipCell ' . $single_multi . ' class' . $j

					. '" title="' . htmlentities($title, ENT_QUOTES) . $carret

					. 'Prof: ' . htmlentities($current_meeting->instructor_get(), ENT_QUOTES) . $carret

					. 'Room: ' . htmlentities($current_meeting->getLocation(), ENT_QUOTES) . $carret

					. '<span class="course-title block">' . htmlentities($title) . '</span>' . PHP_EOL

					. htmlentities($course->getName(), ENT_QUOTES) . '-'

					. htmlentities($section->getLetter(), ENT_QUOTES) . "\n"

					. '<span class="prof block">' . htmlentities($current_meeting->instructor_get(), ENT_QUOTES) . "</span>\n"

					. '<span class="location block">' . htmlentities($current_meeting->getLocation(), ENT_QUOTES) . "</span>\n"

					. '<span class="synonym block">' . htmlentities($section->getSynonym(), ENT_QUOTES) . "</span>\n"

					. "</td>\n";

				      /* for the ``Registration Codes'' dialogue: */

				      if (empty($permutations_courses[$j]))

					{

					  $singleton_course = new Course($course->getName(), $course->title_get());

		// End of row

		echo "          </tr>\n";

	      }

	    // End of table

	      . '      </div> <!-- id="section' . ($i + 1) . "\" -->\n";

	  }

          echo "    </div> <!-- class=\"scontent\" -->\n"

	     . "  </div> <!-- class=\"scroller\" -->\n"

	     . "</div> <!-- id=\"my-glider\" -->\n"

  /* meeting times, array of SectionMeeting */

  private $meetings;

  /* the section synonym which uniquely identifies this section/course combination */

  private $synonym;

  /**

   * \brief

   *   Construct a Section.

   *

   * \param $letter

   *   this. Another example, Cedarville lists different meeting times

   *   inside of a single section. Cedarville also lists all lectures

   *   and lab meeting times directly in a section's listing.

   * \param $synonym

   *   Some schools have a unique number for each section. This field

   *   is for that number.

   */

  {

    $this->letter = $letter;

    $this->meetings = $section_meetings;

    $this->synonym = $synonym;

  }

  public function getLetter()

  {

    return $this->letter;

  }

  {

    return $this->meetings;

  }

  /**

   * \brief

   *   Check if this section conflicts with the given section.

   *

   * \param $that

   *   The other section for which I should check for conflicts.

   * \return

   *   TRUE if there is a conflict, FALSE otherwise.

  public function to_json_arrays()

  {

    $json_arrays = array();

    foreach ($this->meetings as $meeting)

      {

			    'synonym' => $this->synonym,

			    );

	$json_array += $meeting->to_json_array();

	$json_arrays[] = $json_array;

      }

    $letter = '';

    $synonym = NULL;

    foreach ($json_arrays as $meeting)

      {

	$letter = $meeting['section'];

	$synonym = $meeting['synonym'];

	$section_meetings[] = SectionMeeting::from_json_array($meeting);

      }

    return $section;

  }

  /* for legacy unserialization */

  private $start;

      {

	/* Move the instructor (old $this->prof) property to our SectionMeeting children */

	foreach ($this->meetings as $meeting)

	  $meeting->instructor_set($this->prof);

	unset($this->prof);

      }

  }

}

   * \param $section_meeting

   *   The SectionMeeting to be added to a section which may or may

   *   not already be in this Semester.

   * \param $course_slot_id

   *   The name of the new CourseSlot to create if the given section

   *   does not yet exist.

   */

  {

    $dept = strtoupper($dept);

    $course = strtoupper($course);

    if (empty($this->departments[$dept][$course]))

      $course_obj = NULL;

    else

      {

	$course_obj = $this->departments[$dept][$course];

	$section_obj = $course_obj->section_get($section);

      }

    if (empty($course_obj) || empty($section_obj))

    $section_obj->meeting_add($section_meeting);

    return;

  }

  /**

        }

      return $val;

    }

  }

if (!function_exists('stddev'))

  {

    function stddev(array $values)

    {

      $mean = mean($values);

		. json_encode(array('m' => !empty($section['days'][0]), 't' => !empty($section['days'][1]), 'w' => !empty($section['days'][2]),

				    'h' => !empty($section['days'][3]), 'f' => !empty($section['days'][4]),

				    's' => !empty($section['days'][5])))

		. ', ' . json_encode($section['professor']) . ', '

		. json_encode($section['location']) . ', '

		. json_encode($section['type']) . ', '

	  $my_hc .= PHP_EOL;

	}

  }

else

  {

    $default_courses = school_default_courses($school);

        </tr>

      </table>

    </td>

  </tr>

</table>

<div class="paddingtop">

  <input class="button olive" type="submit" value="Find a schedule" />

</div>

</form>

	    . json_encode($meeting->getEndTime()) . ', '

	    . json_encode(array('m' => $meeting->getDay(0), 't' => $meeting->getDay(1), 'w' => $meeting->getDay(2), 'h' => $meeting->getDay(3), 'f' => $meeting->getDay(4),

				's' => $meeting->getDay(5))) . ', '

	    . json_encode($meeting->instructor_get()) . ', '

	    . json_encode($meeting->getLocation()) . ', '

	    . json_encode($meeting->type_get()) . ', '

	}

    }

  return $js;

}

	     */

	    if(is_array($course) && count($course) > 1)

	      {

		if (empty($course['title']))

		  $course['title'] = '';

		$allClasses->addCourse($course['name'], $course['title']);

				foreach($course as $section)

				  /* Skip the section name, which isn't a section */

					if(is_array($section))

					  {

					    if (empty($section['slot']))

					      $section['slot'] = 'default';

					    if ($error_string !== NULL)

					      $errors[] = $error_string;

					  }

			}

		}

	  $meeting_place = $meeting_info_matches[8];

	  foreach (array('date_start', 'date_end', 'meeting_type', 'days', 'time_start', 'time_end', 'meeting_place', 'meeting_type') as $var)

	    school_crawl_logf($school_crawl_log, 10, "%s:%s", $var, ${$var});

	  $semester->section_meeting_add($section_id['department'], $section_id['course'], $title, $section_id['section'], $synonym,

	  /*

	   * Try to update semester's longetivity stats to help the

	   * school_semester_guess() function:

	   */

	  $date_start_time = strptime($date_start, '%m/%d/%Y');

	      school_crawl_logf($school_crawl_log, 6, "Error parsing section_id. Given `%s'; interpreted as `%s'. Skipping.",

				$course_table[1]->nodeValue, implode('-', $section_parts));

	      continue;

	    }

          $title = $course_table[2]->nodeValue;

	  /*

	   * For courses with multiple section meetings, each

	   * instructor for each section meeting is separated by <br/>.

	   */

	  $instructors = array('');

	      $meeting_i ++;

	    }

	  $semester->section_add($section_parts['department'], $section_parts['course'],

				 new Section($section_parts['section'], $meetings,

	}

    }

  return 0;

}

 *   An array of Course objects.

 */

function cedarville_default_courses()

{

  $chapel = new Course('Chapel','Chapel');

  return array($chapel);

}

/**

 * \brief

 */

    //--------------------------------------------------

    // General Notes

    //--------------------------------------------------

var classNum = 0;

/**

 * \brief

 *   The number of section entries for a given course.

 *

}

/**

 * \brief

 *   Add a section to a class.

 */

{

    var snum = last_section_i ++;

    var cssclasses = 'section class' + cnum + ' ' + safe_css_class('slot-' + slot);

    var last_tr;

	/*

<td class="cbrow"><input type="checkbox" class="daysRequired" name="postData[' + cnum + '][' + snum + '][days][3]" value="1" ' + (days.h ? 'checked="checked"' : '') + ' /></td>\

<td class="cbrow"><input type="checkbox" class="daysRequired" name="postData[' + cnum + '][' + snum + '][days][4]" value="1" ' + (days.f ? 'checked="checked"' : '') + ' /></td>\

<td class="cbrow"><input type="checkbox" class="daysRequired" name="postData[' + cnum + '][' + snum + '][days][5]" value="1" ' + (days.s ? 'checked="checked"' : '') + ' /></td>' +

	'<td class="removeCell"><div class="deleteSection"><input type="button" value="x" class="gray" /></div></td><td class="emptyCell">' +

	'<input class="section-location-entry" type="hidden" name="postData[' + cnum + '][' + snum + '][location]" />' +

	'<input class="section-type-entry" type="hidden" name="postData[' + cnum + '][' + snum + '][type]" />' +

	'</td></tr>';

    /*

     * Try to append this section to the last section in its

     * associated CourseSlot...

     */

    section_tr.find('.section-letter-entry').val(name);

    section_tr.find('.section-synonym-entry').val(synonym);

    section_tr.find('.section-slot-entry').val(slot);

    section_tr.find('.profName').val(instructor);

    section_tr.find('.section-location-entry').val(location);

    section_tr.find('.section-type-entry').val(type);

    /* unhide the saturday columns if it's used by autocomplete data */

    if (days.s)

	jQuery('#jsrows col.saturday').removeClass('collapsed');

    return last_section_i - 1;

}

function add_section(cnum)

{

    if (cnum == slate_permutate_course_free)

	course_free_check(cnum);

    return section_i;

}

/**

	return;

    jQuery.each(data.sections, function(i, section)

		{

		    if (!section.slot)

			section.slot = 'default';

		});

    /*

     * Handle course-level interdependencies.

     */

    if (data.dependencies)

			/* Gracefully deprecate the old crawler's JSON format. */

			if (dep['class'])

			    dep.course = dep['class'];

			add_sections(new_course_num, dep);

		    });

}

/**

 * \brief

     */

    if (course_id.length && slate_permutate_course_free != -1)

	course_remove(slate_permutate_course_free);

    sectionsOfClass[classNum] = 0; // Initialize at 0

    course_ajax_requests[classNum] = false;

		/* store classNum as course_i into the <tr />: */

    var tr_course = jQuery('#tr-course-' + classNum);

    tr_course.data({course_i: classNum});

    tr_course.find('.course-title-entry').val(title);

    tr_course.find('.className').val(course_id);

		var class_elem = jQuery('.className' + classNum);

		class_elem.autocomplete({ source: 'auto.php?school=' + slate_permutate_school + '&semester=' + slate_permutate_semester });

		class_elem.bind('autocompleteselect', {class_num: classNum, class_elem: class_elem},

			function(event, ui)

{

    /*

     * Don't add an empty new course entry if there already is

     * one. Otherwise, set this new class to be the ``hot'' one.

     */

    if (slate_permutate_course_free == -1)

    return slate_permutate_course_free;

}

/**

 * \brief

 *   Try to fetch a section once the user has chosen an autocomplete

    /*

     * Check if the class intended for the user to

     * enter information into has been removed.

     */

    if (slate_permutate_course_free == course_i)

	slate_permutate_course_free = -1;

}

/**

 * \brief

 *   Figure whether or not a given course entry has sections.

 *

 */

function safe_css_class(classname)

{

    return classname;

}

//--------------------------------------------------

// Items bound to pageload/events

//--------------------------------------------------

jQuery(document).ready(function() {

	//--------------------------------------------------

	//--------------------------------------------------

	// Deletes the selected section from the input

	//--------------------------------------------------

	jQuery('.deleteSection').live('click', function() {

	  // Decreases the total number of classes