Show the user their select of courses.

File

modules/course_search/course_search.module, line 304

This module allows users to search for courses, descriptions, and, if supported, rotation schedules and sample syllabi.

Code

function course_search_display_courses() {
  $rtn = "";

  fp_add_css(fp_get_module_path("course_search") . "/css/course_search_style.css");

  if (fp_screen_is_mobile()) {
    fp_add_css(fp_get_module_path("course_search") . "/css/course_search_mobile_style.css");
  }


  $rtn .= "";

  $rtn .= fp_render_curved_line(t("Course Search"));

  $settings = fp_get_system_settings();
  $current_catalog_year = $settings ["current_catalog_year"];

  // catalog_year is always just whatever the current year is.
  $catalog_year = $current_catalog_year;
  $subject_id = $_REQUEST ["subject_id"];


  // Try to find out the title to this subject, if one exists
  // in our subjects table.
  $res = db_query("SELECT * FROM subjects
                   WHERE subject_id ='?' ", $subject_id);
  $cur = db_fetch_array($res);
  $title = $cur ["title"];
  if ($title == "") {
    $title = $subject_id;
  }

  /*
  $query = "SELECT DISTINCT a.* from subjects a,
          courses b 
          WHERE a.subject_id = '?'
          AND a.subject_id = b.subject_id 
          AND catalog_year = '?'
          AND exclude = 0
          ORDER BY title ";
  $result = db_query($query, $subject_id, $catalog_year);
  $cur = db_fetch_array($result);
  $title = trim($cur["title"]);
  */

  $rtn .= t("Current catalog year:") . " <b>$catalog_year-" . ($catalog_year + 1) . "</b>   
      ";
  $important_notice = "              
      <div class='tenpt hypo' style='padding: 5px;'>
      <b>Important Notice:</b> <ul style='margin-top: 5px;'>
      <li>Course descriptions are intended for unofficial use only.  Consult your catalog for the official listing.</li>
      <li>Anticipated course availability reflects current plans but actual offerings may change because of factors 
        unknown at planning time.  Consult the schedule of classes for final offerings.</li>
      <li>Sample syllabi are provided for planning purposes only.  The syllabus used by an instructor may vary from this sample.</li>
      <li>Please ask your advisor if you have any questions about a course.</li>
      </ul>               
      </div>
      ";

  if (fp_screen_is_mobile()) {
    // TODO:  implement the fieldset thingy.
    //$pC .= $screen->draw_c_fieldset($important_notice, "View important notice", true);   
  }
  else {
    $rtn .= $important_notice;
  }

  $rtn .= "      
      <div>
      
      <div style='margin: 10px 0 20px 10px; border-bottom: 2px solid black;'>
      <span style='font-size: 14pt; font-weight:bold;'>$title</span>
      " . l("[change]", "tools/course-search", "", array("class" => "nounderline")) . "      
      </div>
      ";
  // Draw the term selector.
  $only_term = $_REQUEST ["only_term"];
  $rtn .= "<form id='term_form' action='" . fp_url("/tools/course-search/courses", "") . "' method='GET'>           
           <input type='hidden' name='mode' value='$subject_id'>
           <input type='hidden' name='subject_id' value='$subject_id'>
           
           View courses offered:
           <select name='only_term' onChange='document.getElementById(\"term_form\").submit();'>
             <option value=''>Any term</option>
             ";

  //$term_array = get_term_id_suffixes();
  $term_array = csv_to_array(variable_get("course_search_avail_term_id_suffix_order"));


  for ($t = $catalog_year; $t <= $catalog_year + 4; $t++) 
   {
    $rtn .= "<option value=''>---------------------</option>";
    foreach ($term_array as $x) 
     {
      $schedule_text .= "<td class='tenpt' align='center'>";
      $the_term_id = $t . $x;

      $temp_course = new Course();
      $temp_course->term_id = $the_term_id;
      $term_desc = $temp_course->get_term_description(false);

      $sel = "";
      if ($only_term != "" && $only_term == "$the_term_id") {
        $sel = " selected";
      }

      $rtn .= "<option value='$the_term_id' $sel>$term_desc</option> \n";
    }

  }
  $rtn .= "
           </select>
         </form>";

  if ($only_term != "") {
    $temp_course = new Course();
    $temp_course->term_id = $only_term;
    $term_desc = $temp_course->get_term_description(false);

    $rtn .= "<div style='font-weight: bold; padding-bottom: 20px;'>
             The following courses are currently scheduled to be offered during " . $term_desc . ".
            </div>";
  }

  $term_structures = get_term_structures();


  $grad_notice_flag = false;
  $temp_course = new Course();
  // removed course_num < 500 and
  $result = db_query("SELECT * FROM courses
              WHERE `catalog_year`='?' AND
              `subject_id`='?' AND              
              `exclude`='0' ORDER BY `course_num` ", $catalog_year, $subject_id);
  if ($result) 
   {
    while ($cur = db_fetch_array($result)) 
     {
      $n_subject_id = trim($cur ["subject_id"]);
      $n_course_num = trim($cur ["course_num"]);
      $n_course_id = $cur ["course_id"];
      $bool_hide = FALSE;

      $title = ucwords(strtolower(trim($cur ["title"])));
      // Fix formatting problems introduced by the ucwords command...

      $title = $temp_course->fix_title($title);

      $description = trim($cur ["description"]);
      if ($description == "") 
       {
        $description = t("No description is available at this time.  Consult
              the official course catalog for listings.");
      }

      $syllabus_text = "";
      $syllabus_array = course_search_get_course_syllabus_details("", "", $n_course_id);

      if ($syllabus_array ["url"] != "") 
       {
        $syllabus_text = "<div class='course-search-sample-syllabus'>
                          <a href='{$syllabus_array ["url"]}' class='nounderline'>
                 <img src='" . fp_theme_location() . "/images/document_icon.gif' border='0' height='12'> 
                  " . t("Sample Syllabus") . "</a>
                  
                </div>
                ";
      }

      // Look for all 5 years.
      $long_schedule_array = course_search_get_course_rotation_schedule($n_course_id, $catalog_year, 100, true);
      // Only grab next 2 years.
      $schedule_array = course_search_get_course_rotation_schedule($n_course_id, $catalog_year);

      $full_schedule_array = course_search_get_course_rotation_schedule($n_course_id);
      $schedule_text = "";

      if (count($long_schedule_array) > 0) 
       {
        $schedule_text .= "
              <div>
                <b>" . t("Anticipated availability:") . "</b>
                ";
        $s_disp = "auto";
        if ($mode != "advanced") 
         { // only show this in the basic mode, not advanced.
          foreach ($schedule_array as $term_id) 
           {
            $temp_course = new Course();
            $temp_course->term_id = $term_id;
            $schedule_text .= " " . $temp_course->get_term_description(true) . ",";
          }
          $schedule_text = substr($schedule_text, 0, -1); // take off comma.
          $rnd_div_id = rand(1, 999999);
          $schedule_text .= "
            &nbsp; | &nbsp;
            <a href='javascript: toggleHideDiv(\"$rnd_div_id\");' class='nounderline'>
              <span id='SPAN$rnd_div_id'>
                more&raquo;
                </span></a> ";
          $s_disp = "none";
        }


        // Consult our settings to find out what order our terms should be in.
        $term_array = csv_to_array(variable_get("course_search_avail_term_id_suffix_order"));

        // Get our table headers
        $avail_headers = variable_get("course_search_avail_term_headers");
        $avail_mobile_headers = variable_get("course_search_avail_term_mobile_headers");


        $th = explode(",", $avail_headers);

        $twidth = "90%";
        $mleft = "20px;";
        if (fp_screen_is_mobile()) {
          $th = explode(",", $avail_mobile_headers);
          $twidth = "100%";
          $mleft = "0";
        }

        $schedule_text .= "
              </div>
            <div id='$rnd_div_id' style='display: $s_disp; margin-left: $mleft;'>
            <table border='1' width='$twidth' class='fp-course-search-avail'>
              <tr>
               <td>" . t("Year") . "</td>
              ";
        foreach ($th as $header_text) {
          $schedule_text .= "<td>" . trim($header_text) . "</td>";
        }
        $schedule_text .= "      </tr>";

        for ($t = $catalog_year; $t <= $catalog_year + 4; $t++) 
         {
          $schedule_text .= "<tr>
                    <td class='tenpt' align='center'>
                    <b>$t</b>
                    </td>";
          foreach ($term_array as $x) 
           {
            $schedule_text .= "<td class='tenpt' align='center'>";
            $the_term_id = $t . $x;

            // Does the term suffix ($x) call for the year to be
            // subtracted by 1?  This is the case at ULM for fall.
            // Ex:  201340  is Fall of *2012*, not 2013.
            // We can tell this because the term structure (from admin settings)            
            //fpm($term_structures);
            if (strtoupper($term_structures [$x]["disp_adjust"]) == "[Y-1]") {
              //fpm("here for $x");
              $the_term_id = ($t + 1) . $x;
            }


            if (in_array($the_term_id, $full_schedule_array)) 
             {
              $schedule_text .= "<img src='" . fp_theme_location() . "/images/small_check.gif'>";
            }
            else {
              if ($only_term != "" && $only_term == $the_term_id) {
                // Meaning, the term that the user selected is NOT in this 
                // course's schedule.  So, we should hide it.
                $bool_hide = TRUE;
              }
            }
            $schedule_text .= "&nbsp;</td>";

          }
          $schedule_text .= "</tr>";
        }


        $schedule_text .= "
            </table>
            </div>
                ";



      }
      else if ($only_term != "") {
        // This is if there are NO schedule offerings, yet the user
        // selected to view a particular term.
        $bool_hide = TRUE;
      }

      if (course_search_get_course_rotation_schedule_not_anticipated($n_course_id)) 
       {
        // This course has no anticipated offerings!
        $schedule_text = "<div><b>" . t("Anticipated availability:") . "</b>
              " . t("There are no anticipated course offerings
              at this time.") . "</div>";
        if ($only_term != "") {
          $bool_hide = TRUE;
        }
      }


      $min_hours = trim($cur ["min_hours"]);
      $max_hours = trim($cur ["max_hours"]);
      if ($min_hours == $max_hours) 
       {
        $hours = $min_hours;
      }
      else {
        $hours = "$min_hours to $max_hours";
      }

      $repeat = "";
      if (trim($cur ["repeat_hours"]) > $min_hours) 
       {
        $repeat = "<div class='course-search-repeat'>" . t("May be repeated for up to @repeat hours of credit.", array("@repeat" => $cur ["repeat_hours"])) . "</div>";
      }


      // Draw it on screen...
      if ($bool_hide != true) {
        if ($grad_notice_flag == false && $course_num > 4999) 
         {
          $grad_notice_flag = true;
          $rtn .= "<div style='font-size: 10pt; font-weight: bold;
                border-bottom: 1px solid black;
                margin-left: 10px;
                margin-bottom: 20px;
                margin-top: 50px;'>
                " . t("The following courses are for Graduate Students only.") . "
                </div>";
        }

        $details = $schedule_text . $syllabus_text;

        $hyp1 = " - ";
        $on_click = "";
        if (fp_screen_is_mobile()) {
          $on_click = "onClick='toggleCourseExtra(this);'";
          $hyp1 = "";
        }

        $rtn .= "<div class='course-search-course-block'>
                 <div class='course-search-course-title-row' 
                      $on_click>
                       <span class='course-search-course-name'>$n_subject_id $n_course_num</span>
                        $hyp1 
                        <span class='course-search-course-title'>$title</span> - $hours " . t("hrs.") . "$repeat </div>
                 <div class='course-search-course-extra'>
                   <div class='course-search-course-description'>$description</div>
                   <div class='course-search-course-details'>$details</div>
                 
                 ";

        if (user_has_permission("can_update_course_info_details") && !fp_screen_is_mobile()) {
          $rtn .= "<div class='course-search-admin-options'>
                    " . t("Administrative options:") . " 
                    " . l(t("Edit syllabus and rotation schedule"), "tools/course-search/edit-info-details", "course_id=$n_course_id&subject_id=$n_subject_id&course_num=$n_course_num") . "                  
                </div>";
        }

        $rtn .= "</div>";

        $rtn .= "</div>";
      }

    }
  }


  watchdog("course_search", "User viewed courses in subject: @subject", array("@subject" => $subject_id), WATCHDOG_DEBUG);


  //$pC .= $screen->get_java_script_code();
  $rtn .= '    
    <script type="text/javascript">
    function toggleHideDiv(rndDivID)
    {
      var d = document.getElementById(rndDivID);
      if (d.style.display == "none")
      {
        d.style.display = "";
        document.getElementById("SPAN" + rndDivID).innerHTML = "&laquo;less";
      } else {
        d.style.display = "none";
        document.getElementById("SPAN" + rndDivID).innerHTML = "more&raquo;";
      }
      
    }
    
    function toggleCourseExtra(e) {
      $(e).siblings(".course-search-course-extra").slideToggle("medium");
    }   
    
    </script>
  
      ';

  return $rtn;
}