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MDL-11543 Temporary solution originally proposed by Martin

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1 parent ca3b6e5 commit 1f682581a7460f7b84a659bae83f88c362bbd213 nicolasconnault committed Oct 9, 2007
Showing with 406 additions and 0 deletions.
  1. +345 −0 course/editcategory.php
  2. +61 −0 course/editcategory_form.php
@@ -0,0 +1,345 @@
+<?php // $Id$
+/**
+ * Displays a category and all its sub-categories.
+ * In editing mode, allows admins to move/delete/hide categories
+ */
+
+require_once("../config.php");
+require_once("lib.php");
+require_once('editcategory_form.php');
+
+$id = optional_param('id', 0, PARAM_INT); // Category id: if not given, show Add a Category form. If given and 'categoryupdate': show edit form
+$page = optional_param('page', 0, PARAM_INT); // which page to show
+$perpage = optional_param('perpage', $CFG->coursesperpage, PARAM_INT); // how many per page
+$hide = optional_param('hide', 0, PARAM_INT);
+$show = optional_param('show', 0, PARAM_INT);
+$moveup = optional_param('moveup', 0, PARAM_INT);
+$movedown = optional_param('movedown', 0, PARAM_INT);
+$moveto = optional_param('moveto', 0, PARAM_INT);
+$categoryedit = optional_param('categoryedit', -1, PARAM_BOOL); // Enables Move/Delete/Hide icons near each category in the list
+$categoryadd = optional_param('categoryadd', 0, PARAM_BOOL); // Enables the Add Category form
+$categoryupdate = optional_param('categoryupdate', 0, PARAM_BOOL); // Enables the Edit Category form
+$resort = optional_param('resort', 0, PARAM_BOOL);
+
+if (!$site = get_site()) {
+ error("Site isn't defined!");
+}
+
+if ($categoryadd) { // Show Add category form: if $id is given, it is used as the parent category
+ $context = get_context_instance(CONTEXT_SYSTEM);
+ $category = new stdClass();
+ $strtitle = get_string("addnewcategory");
+ $mform = new editcategory_form('editcategory.php', compact(array('category', 'id')));
+
+ if (($data = $mform->get_data()) && has_capability('moodle/category:create', $context)) {
+ $category->name = stripslashes_safe($data->name);
+ $category->description = $data->description;
+ $category->sortorder = 999;
+ $category->parent = $data->parent; // if $id = 0, the new category will be a top-level category
+
+ if (!empty($data->theme) && !empty($CFG->allowcategorythemes)) {
+ $category->theme = $data->theme;
+ theme_setup();
+ }
+
+ if (!$category->id = insert_record('course_categories', $category)) {
+ notify( "Could not insert the new category '$category->name' ");
+ } else {
+ $category->context = get_context_instance(CONTEXT_COURSECAT, $category->id);
+ mark_context_dirty($category->context->path);
+ redirect('index.php?categoryedit=on', get_string('categoryadded', null, $category->name));
+ }
+ }
+}
+
+// Prepare context if category id is given, or use System context if not
+if ($id && !$categoryadd) {
+ $context = get_context_instance(CONTEXT_COURSECAT, $id);
+ if (!$category = get_record("course_categories", "id", $id)) {
+ error("Category not known!");
+ }
+} elseif ($categoryadd) {
+ $context = get_context_instance(CONTEXT_SYSTEM);
+ $category = new stdClass();
+} else {
+ error("You must provide either an id or the categoryadd switch");
+}
+
+// If id is given, but not categoryadd or categoryupdate, we show the category with its list of subcategories
+if ($id && !$categoryadd && !$categoryupdate && false) {
+ /* TODO implement
+
+ if ($CFG->forcelogin) {
+ require_login();
+ }
+
+ // Determine whether to allow user to see this category
+ if (has_capability('moodle/course:create', $context)) {
+ if ($categoryedit !== -1) {
+ $USER->categoryediting = $categoryedit;
+ }
+ $navbaritem = update_category_button($category->id);
+ $creatorediting = !empty($USER->categoryediting);
+ $adminediting = (has_capability('moodle/site:config', get_context_instance(CONTEXT_SYSTEM, SITEID)) and $creatorediting);
+
+ } else {
+ if (!$category->visible) {
+ error(get_string('notavailable', 'error'));
+ }
+ $navbaritem = print_course_search("", true, "navbar");
+ $adminediting = false;
+ $creatorediting = false;
+ }
+
+ // Resort the category if requested
+ if ($resort and confirm_sesskey()) {
+ if ($courses = get_courses($id, "fullname ASC", 'c.id,c.fullname,c.sortorder')) {
+ // move it off the range
+ $count = get_record_sql('SELECT MAX(sortorder) AS max, 1
+ FROM ' . $CFG->prefix . 'course WHERE category=' . $category->id);
+ $count = $count->max + 100;
+ begin_sql();
+ foreach ($courses as $course) {
+ set_field('course', 'sortorder', $count, 'id', $course->id);
+ $count++;
+ }
+ commit_sql();
+ fix_course_sortorder($category->id);
+ }
+ }
+
+ // Print headings
+ $numcategories = count_records("course_categories");
+
+ $stradministration = get_string("administration");
+ $strcategories = get_string("categories");
+ $strcategory = get_string("category");
+ $strcourses = get_string("courses");
+
+ $navlinks = array();
+ $navlinks[] = array('name' => $strcategories, 'link' => 'index.php', 'type' => 'misc');
+ $navlinks[] = array('name' => $category->name, 'link' => null, 'type' => 'misc');
+ $navigation = build_navigation($navlinks);
+
+ if ($creatorediting) {
+ if ($adminediting) {
+ // modify this to treat this as an admin page
+
+ require_once($CFG->libdir.'/adminlib.php');
+ admin_externalpage_setup('categorymgmt');
+ admin_externalpage_print_header();
+ } else {
+ print_header("$site->shortname: $category->name", "$site->fullname: $strcategories", $navigation, "", "", true, $navbaritem);
+ }
+ } else {
+ print_header("$site->shortname: $category->name", "$site->fullname: $strcategories", $navigation, "", "", true, $navbaritem);
+ }
+
+ // Print button to turn editing off
+ if ($adminediting) {
+ echo '<div class="categoryediting button" align="right">'.update_category_button($category->id).'</div>';
+ }
+
+ // Print link to roles
+
+ if (has_capability('moodle/role:assign', $context)) {
+ echo '<div class="rolelink"><a href="'.$CFG->wwwroot.'/'.$CFG->admin.'/roles/assign.php?contextid='.
+ $context->id.'">'.get_string('assignroles','role').'</a></div>';
+ }
+
+ // Print the category selector
+
+ $displaylist = array();
+ $parentlist = array();
+
+ make_categories_list($displaylist, $parentlist, "");
+
+ echo '<div class="categorypicker">';
+ popup_form('category.php?id=', $displaylist, 'switchcategory', $category->id, '', '', '', false, 'self', $strcategories.':');
+ echo '</div>';
+
+ // Print current category description
+ if ($category->description) {
+ print_box_start();
+ print_heading(get_string('description'));
+ echo $category->description;
+ print_box_end();
+ }
+
+ // Editing functions
+ if ($creatorediting) {
+ // Move a specified category to a new category
+
+ if (!empty($moveto) and $data = data_submitted() and confirm_sesskey()) { // Some courses are being moved
+
+ // user must have category update in both cats to perform this
+ require_capability('moodle/category:update', $context);
+ require_capability('moodle/category:update', get_context_instance(CONTEXT_COURSECAT, $moveto));
+
+ if (!$destcategory = get_record("course_categories", "id", $data->moveto)) {
+ error("Error finding the destination category");
+ }
+ // TODO function to move the category
+ }
+
+ // Hide or show a category
+ if ((!empty($hide) or !empty($show)) and confirm_sesskey()) {
+ require_capability('moodle/category:visibility', $context);
+ if (!empty($hide)) {
+ $category = get_record("course_categories", "id", $hide);
+ $visible = 0;
+ } else {
+ $category = get_record("course_categories", "id", $show);
+ $visible = 1;
+ }
+ if ($category) {
+ if (! set_field("course_categories", "visible", $visible, "id", $category->id)) {
+ notify("Could not update that category!");
+ }
+ }
+ }
+
+
+ // Move a category up or down
+ if ((!empty($moveup) or !empty($movedown)) and confirm_sesskey()) {
+ require_capability('moodle/category:update', $context);
+ $movecategory = NULL;
+ $swapcategory = NULL;
+
+ // TODO something like fix_course_sortorder() ?
+
+ // we are going to need to know the range
+ $max = get_record_sql('SELECT MAX(sortorder) AS max, 1 FROM ' . $CFG->prefix . 'course_categories WHERE id=' . $category->id);
+ $max = $max->max + 100;
+
+ if (!empty($moveup)) {
+ $movecategory = get_record('course_categories', 'id', $moveup);
+ $swapcategory = get_record('course_categories',
+ 'category', $category->id,
+ 'sortorder', $movecategory->sortorder - 1);
+ } else {
+ $movecategory = get_record('course_categories', 'id', $movedown);
+ $swapcategory = get_record('course_categories',
+ 'category', $category->id,
+ 'sortorder', $movecategory->sortorder + 1);
+ }
+
+ if ($swapcourse and $movecourse) { // Renumber everything for robustness
+ begin_sql();
+ if (!( set_field("course", "sortorder", $max, "id", $swapcourse->id)
+ && set_field("course", "sortorder", $swapcourse->sortorder, "id", $movecourse->id)
+ && set_field("course", "sortorder", $movecourse->sortorder, "id", $swapcourse->id)
+ )) {
+ notify("Could not update that course!");
+ }
+ commit_sql();
+ }
+
+ }
+
+ } // End of editing stuff
+
+ // Print out all the sub-categories
+ if ($subcategories = get_records("course_categories", "parent", $category->id, "sortorder ASC")) {
+ $firstentry = true;
+ foreach ($subcategories as $subcategory) {
+ if ($subcategory->visible or has_capability('moodle/course:create', $context)) {
+ $subcategorieswereshown = true;
+ if ($firstentry) {
+ echo '<table border="0" cellspacing="2" cellpadding="4" class="generalbox boxaligncenter">';
+ echo '<tr><th scope="col">'.get_string('subcategories').'</th></tr>';
+ echo '<tr><td style="white-space: nowrap">';
+ $firstentry = false;
+ }
+ $catlinkcss = $subcategory->visible ? "" : " class=\"dimmed\" ";
+ echo '<a '.$catlinkcss.' href="category.php?id='.$subcategory->id.'">'.
+ format_string($subcategory->name).'</a><br />';
+ }
+ }
+ if (!$firstentry) {
+ echo "</td></tr></table>";
+ echo "<br />";
+ }
+ }
+
+ // print option to add a subcategory
+ if (has_capability('moodle/category:create', $context) && $creatorediting) {
+ $cat->id = $id;
+ $mform->set_data($cat);
+ $mform->display();
+ }
+ */
+} elseif (!is_null($id) && !$categoryadd) { // Show Edit category form: $id is given as the identifier of the category being edited
+ $strtitle = get_string("editcategorysettings");
+ $mform = new editcategory_form('editcategory.php', compact(array('id', 'category')));
+ if (has_capability('moodle/category:update', $context)) {
+ if ($data = $mform->get_data()) {
+ $category->name = $data->name;
+ $category->description = $data->description;
+ $category->sortorder = 999;
+
+ if ($category->parent != $data->parent) {
+ $parent_cat = get_record('course_categories', 'id', $data->parent);
+ move_category($category, $parent_cat);
+ $category->parent = $data->parent;
+ }
+
+ if (!empty($data->theme) && !empty($CFG->allowcategorythemes)) {
+ $category->theme = $data->theme;
+ theme_setup();
+ }
+
+ if (!update_record('course_categories', $category)) {
+ notice( "Could not update the category '$category->name' ");
+ } else {
+ if ($category->parent == 0) {
+ $redirect_link = 'index.php?categoryedit=on';
+ } else {
+ $redirect_link = 'category.php?id='.$category->id.'&categoryedit=on';
+ }
+ fix_course_sortorder();
+ redirect($redirect_link, get_string('categoryupdated', null, $category->name));
+ }
+ }
+ } else {
+ notice("You do not have the permission to update this category.");
+ }
+}
+
+// Print the form
+
+$site = get_site();
+
+$straddnewcategory = get_string("addnewcategory");
+$stradministration = get_string("administration");
+$strcategories = get_string("categories");
+$navlinks = array();
+
+if (!empty($category->name)) {
+ $navlinks[] = array('name' => $strtitle,
+ 'link' => null,
+ 'type' => 'misc');
+ $title = $strtitle;
+ $fullname = $category->name;
+} else {
+ $navlinks[] = array('name' => $stradministration,
+ 'link' => "$CFG->wwwroot/$CFG->admin/index.php",
+ 'type' => 'misc');
+ $navlinks[] = array('name' => $strcategories,
+ 'link' => 'index.php',
+ 'type' => 'misc');
+ $navlinks[] = array('name' => $straddnewcategory,
+ 'link' => null,
+ 'type' => 'misc');
+ $title = "$site->shortname: $straddnewcategory";
+ $fullname = $site->fullname;
+}
+
+$navigation = build_navigation($navlinks);
+print_header($title, $fullname, $navigation, $mform->focus());
+print_heading($strtitle);
+
+$mform->display();
+
+print_footer();
+?>
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