<?php
/* For licensing terms, see /license.txt */

/**
* View (MVC patter) for courses
* @author Christian Fasanando <christian1827@gmail.com> - Beeznest
* @package chamilo.auth
*/

// Access rights: anonymous users can't do anything usefull here.
api_block_anonymous_users();
$stok = Security::get_token();
$courses_without_category = isset($courses_in_category[0]) ? $courses_in_category[0] : null;

?>

<!-- Actions: The menu with the different options in cathe course management -->
<div id="actions" class="actions">
    <?php if ($action != 'createcoursecategory') { ?>
	&nbsp;<a href="<?php echo api_get_self(); ?>?action=createcoursecategory"><?php echo Display::return_icon('new_folder.png', get_lang('CreateCourseCategory'),'','32'); ?></a>
    <?php } ?>
</div>

<?php
if (!empty($message)) {
    Display::display_confirmation_message($message, false);
}

// COURSES WITH CATEGORIES
if (!empty($user_course_categories)) {
       foreach ($user_course_categories as $row) {
           echo Display::page_subheader($row['title']);
           echo '<a name="category'.$row['id'].'"></a>';

           if (isset($_GET['categoryid']) && $_GET['categoryid'] == $row['id']) { ?>
            <!-- We display the edit form for the category -->

            <form name="edit_course_category" method="post" action="courses.php?action=<?php echo $action; ?>">
                <input type="hidden" name="edit_course_category" value="<?php echo $row['id']; ?>" />
                <input type="hidden" name="sec_token" value="<?php echo $stok; ?>">
                <input type="text" name="title_course_category" value="<?php echo $row['title']; ?>" />
                <button class="save" type="submit" name="submit_edit_course_category"><?php echo get_lang('Ok'); ?></button>
            </form>
            <?php } ?>


            <!-- display category icons -->
            <?php
            $max_category_key = count($user_course_categories);
            if ($action != 'unsubscribe') { ?>
                <a href="courses.php?action=sortmycourses&amp;categoryid=<?php echo $row['id']; ?>&amp;sec_token=<?php echo $stok; ?>#category<?php echo $row['id']; ?>">
                <?php echo Display::display_icon('edit.png', get_lang('Edit'),'',22); ?>
                </a>

                <?php if ($row['id'] != $user_course_categories[0]['id']) { ?>
                        <a href="courses.php?action=<?php echo $action ?>&amp;move=up&amp;category=<?php echo $row['id']; ?>&amp;sec_token=<?php echo $stok; ?>">
                        <?php echo Display::return_icon('up.png', get_lang('Up'),'',22); ?>
                        </a>
                <?php } else { ?>
                    <?php echo Display::return_icon('up_na.png', get_lang('Up'),'',22); ?>
               <?php } ?>

                <?php if ($row['id'] != $user_course_categories[$max_category_key - 1]['id']) { ?>
                    <a href="courses.php?action=<?php echo $action; ?>&amp;move=down&amp;category=<?php echo $row['id']; ?>&amp;sec_token=<?php echo $stok; ?>">
                    <?php echo Display::return_icon('down.png', get_lang('Down'),'',22); ?>
                    </a>
                <?php } else { ?>
                    <?php echo Display::return_icon('down_na.png', get_lang('Down'),'',22); ?>
                <?php } ?>
                <a href="courses.php?action=deletecoursecategory&amp;id=<?php echo $row['id']; ?>&amp;sec_token=<?php echo $stok; ?>">
                <?php echo Display::display_icon('delete.png', get_lang('Delete'), array('onclick' => "javascript: if (!confirm('".addslashes(api_htmlentities(get_lang("CourseCategoryAbout2bedeleted"), ENT_QUOTES, api_get_system_encoding()))."')) return false;"),22) ?>
                </a>
            <?php }
            echo '<br /><br />';
            // Show the courses inside this category
            echo '<table class="data_table">';

            $number_of_courses = isset($courses_in_category[$row['id']]) ? count($courses_in_category[$row['id']]) : 0;
            $key = 0;
            if (!empty($courses_in_category[$row['id']])) {
                foreach ($courses_in_category[$row['id']] as $course) {
            ?>
                <tr>
                    <td>
                    <a name="course<?php echo $course['code']; ?>"></a>
                    <strong><?php echo $course['title']; ?></strong><br />
                    <?php
                    if (api_get_setting('display_coursecode_in_courselist') == 'true') {
                        echo $course['visual_code'];
                    }

                    if (api_get_setting('display_coursecode_in_courselist') == 'true' &&
                        api_get_setting('display_teacher_in_courselist') == 'true'
                    ) {
                        echo " - ";
                    }

                    if (api_get_setting('display_teacher_in_courselist') == 'true') {
                        echo $course['tutor'];
                    }
                    ?>
                    </td>
                    <td valign="top">
                    <!-- edit -->
                    <?php
                        if (isset($_GET['edit']) && $course['code'] == $_GET['edit']) {
                            $edit_course = Security::remove_XSS($_GET['edit']); ?>

                            <form name="edit_course_category" method="post" action="courses.php?action=<?php echo $action; ?>">
                            <input type="hidden" name="sec_token" value="<?php echo $stok; ?>">
                            <input type="hidden" name="course_2_edit_category" value="<?php echo $edit_course; ?>" />
                            <select name="course_categories">
                            <option value="0"><?php echo get_lang("NoCourseCategory"); ?></option>
                            <?php foreach ($user_course_categories as $row) { ?>
                                <option value="<?php echo $row['id'] ?>"><?php echo $row['title']; ?></option>
                            <?php } ?>
                            </select>
                            <button class="save" type="submit" name="submit_change_course_category"><?php echo get_lang('Ok'); ?></button>
                            </form>
                    <?php }  ?>

                    <div style="float:left;width:110px;">
                    <?php
                        if (api_get_setting('show_courses_descriptions_in_catalog') == 'true') {
                            $icon_title = get_lang('CourseDetails') . ' - ' . $course['title'];
                    ?>
                    <a href="<?php echo api_get_path(WEB_CODE_PATH); ?>inc/ajax/course_home.ajax.php?a=show_course_information&code=<?php echo $course['code'] ?>" data-title="<?php echo $icon_title ?>" title="<?php echo $icon_title ?>" class="ajax">
                        <?php echo Display::return_icon('info.png', $icon_title,'','22') ?>
                       <?php } ?>
                    </a>

                    <?php if (isset($_GET['edit']) && $course['code'] == $_GET['edit']) { ?>
                          <?php echo Display::display_icon('edit_na.png', get_lang('Edit'),'',22); ?>
                    <?php } else { ?>
                        <a href="courses.php?action=<?php echo $action; ?>&amp;edit=<?php echo $course['code']; ?>&amp;sec_token=<?php echo $stok; ?>">
                            <?php echo Display::display_icon('edit.png', get_lang('Edit'),'',22); ?>
                            </a>
                    <?php } ?>

                    <?php if ($key > 0) { ?>
                        <a href="courses.php?action=<?php echo $action; ?>&amp;move=up&amp;course=<?php echo $course['code']; ?>&amp;category=<?php echo $course['user_course_cat']; ?>&amp;sec_token=<?php echo $stok; ?>">
                        <?php echo Display::display_icon('up.png', get_lang('Up'),'',22); ?>
                        </a>
                    <?php } else { ?>
                        <?php echo Display::display_icon('up_na.png', get_lang('Up'),'',22); ?>
                    <?php } ?>

                    <?php if ($key < $number_of_courses - 1) { ?>
                        <a href="courses.php?action=<?php echo $action; ?>&amp;move=down&amp;course=<?php echo $course['code']; ?>&amp;category=<?php echo $course['user_course_cat']; ?>&amp;sec_token=<?php echo $stok; ?>">
                        <?php echo Display::display_icon('down.png', get_lang('Down'),'',22); ?>
                        </a>
                    <?php } else { ?>
                        <?php echo Display::display_icon('down_na.png', get_lang('Down'),'',22); ?>
                    <?php } ?>

                  </div>
                  <div style="float:left; margin-right:10px;">
                    <?php if ($course['status'] != 1) {
                            if ($course['unsubscr'] == 1) {
                    ?>

                    <form action="<?php echo api_get_self(); ?>" method="post" onsubmit="javascript: if (!confirm('<?php echo addslashes(api_htmlentities(get_lang("ConfirmUnsubscribeFromCourse"), ENT_QUOTES, api_get_system_encoding()))?>')) return false">
                        <input type="hidden" name="sec_token" value="<?php echo $stok; ?>">
                        <input type="hidden" name="unsubscribe" value="<?php echo $course['code']; ?>" />
                         <button class="btn btn-default" value="<?php echo get_lang('Unsubscribe'); ?>" name="unsub">
                        <?php echo get_lang('Unsubscribe'); ?>
                        </button>
                    </form>
                  </div>
                      <?php }
                    }
                    $key++;
                }
                echo '</table>';
            }
    }
}

echo Display::page_subheader(get_lang('NoCourseCategory'));

echo '<table class="data_table">';
// COURSES WITHOUT CATEGORY
if (!empty($courses_without_category)) {
    $number_of_courses = count($courses_without_category);
    $key = 0;

    foreach ($courses_without_category as $course) {
        echo '<tr>';
        ?>

        <td>
            <a name="course<?php echo $course['code']; ?>"></a>
            <strong><?php echo $course['title']; ?></strong><br />
            <?php
            if (api_get_setting('display_coursecode_in_courselist') == 'true') { echo $course['visual_code']; }
            if (api_get_setting('display_coursecode_in_courselist') == 'true' && api_get_setting('display_teacher_in_courselist') == 'true') { echo " - "; }
            if (api_get_setting('display_teacher_in_courselist') == 'true') { echo $course['tutor']; }
            ?>
        </td>
        <td valign="top">

            <!-- the edit icon OR the edit dropdown list -->
            <?php if (isset($_GET['edit']) && $course['code'] == $_GET['edit']) {
                $edit_course = Security::remove_XSS($_GET['edit']);
            ?>
            <div style="float:left;">
            <form name="edit_course_category" method="post" action="courses.php?action=<?php echo $action; ?>">
                <input type="hidden" name="sec_token" value="<?php echo $stok; ?>">
                <input type="hidden" name="course_2_edit_category" value="<?php echo $edit_course; ?>" />
                <select name="course_categories">
                    <option value="0"><?php echo get_lang("NoCourseCategory"); ?></option>
                    <?php foreach ($user_course_categories as $row) { ?>
                        <option value="<?php echo $row['id']; ?>"><?php echo $row['title']; ?></option>
                    <?php } ?>
                </select>
                <button class="save" type="submit" name="submit_change_course_category"><?php echo get_lang('Ok') ?></button>
            </form><br />
            </div>
            <?php } ?>

            <div style="float:left; width:110px">
            <?php
            if (api_get_setting('show_courses_descriptions_in_catalog') == 'true') {
            $icon_title = get_lang('CourseDetails') . ' - ' . $course['title'];
            ?>
            <a href="<?php echo api_get_path(WEB_CODE_PATH); ?>inc/ajax/course_home.ajax.php?a=show_course_information&code=<?php echo $course['code'] ?>" data-title="<?php echo $icon_title ?>" title="<?php echo $icon_title ?>" class="ajax">
                <?php echo Display::return_icon('info.png', $icon_title, '','22'); ?>
            </a>
            <?php } ?>

             <?php if (isset($_GET['edit']) && $course['code'] == $_GET['edit']) {   ?>
                    <?php echo Display::display_icon('edit_na.png', get_lang('Edit'),'',22); ?>
                  <?php } else { ?>
                    <a href="courses.php?action=<?php echo $action; ?>&amp;edit=<?php echo $course['code']; ?>&amp;sec_token=<?php echo $stok; ?>">
                    <?php echo Display::display_icon('edit.png', get_lang('Edit'),'',22); ?>
                    </a>
             <?php } ?>

            <!-- up /down icons-->
            <?php if ($key > 0) { ?>
                    <a href="courses.php?action=<?php echo $action; ?>&amp;move=up&amp;course=<?php echo $course['code']; ?>&amp;category=<?php echo $course['user_course_cat']; ?>&amp;sec_token=<?php echo $stok; ?>">
                    <?php echo Display::display_icon('up.png', get_lang('Up'),'',22) ?>
                    </a>
            <?php } else {
                    echo Display::display_icon('up_na.png', get_lang('Up'),'',22);
                  }

                  if ($key < $number_of_courses - 1) { ?>
                    <a href="courses.php?action=<?php echo $action; ?>&amp;move=down&amp;course=<?php echo $course['code']; ?>&amp;category=<?php echo $course['user_course_cat']; ?>&amp;sec_token=<?php echo $stok; ?>">
                    <?php echo Display::display_icon('down.png', get_lang('Down'),'',22); ?>
                    </a>
            <?php } else {
                    echo Display::display_icon('down_na.png', get_lang('Down'),'',22);
                  }?>
                </div>
                 <div style="float:left; margin-right:10px;">
                  <!-- cancel subscrioption-->
            <?php if ($course['status'] != 1) {
                    if ($course['unsubscr'] == 1) {
            ?>
                    <!-- changed link to submit to avoid action by the search tool indexer -->
                    <form action="<?php echo api_get_self(); ?>" method="post" onsubmit="javascript: if (!confirm('<?php echo addslashes(api_htmlentities(get_lang("ConfirmUnsubscribeFromCourse"), ENT_QUOTES, api_get_system_encoding())) ?>')) return false;">
                        <input type="hidden" name="sec_token" value="<?php echo $stok; ?>">
                        <input type="hidden" name="unsubscribe" value="<?php echo $course['code']; ?>" />
                        <button class="btn btn-default" value="<?php echo get_lang('Unsubscribe'); ?>" name="unsub">
                            <?php echo get_lang('Unsubscribe'); ?>
                        </button>
                    </form>
                    </div>
              <?php }
                }
              ?>
            </td>
            </tr>
            <?php
            $key++;
        }
    }
?>
</table>
