admin/modules.php

   1 <?php
   2       // Allows the admin to manage activity modules
   3
   4     require_once('../config.php');
   5     require_once('../course/lib.php');
   6     require_once($CFG->libdir.'/adminlib.php');
   7     require_once($CFG->libdir.'/tablelib.php');
   8
   9     // defines
  10     define('MODULE_TABLE','module_administration_table');
  11
  12     admin_externalpage_setup('managemodules');
  13
  14     $show    = optional_param('show', '', PARAM_PLUGIN);
  15     $hide    = optional_param('hide', '', PARAM_PLUGIN);
  16
  17
  18 /// Print headings
  19
  20     $stractivities = get_string("activities");
  21     $struninstall = get_string('uninstallplugin', 'core_admin');
  22     $strversion = get_string("version");
  23     $strhide = get_string("hide");
  24     $strshow = get_string("show");
  25     $strsettings = get_string("settings");
  26     $stractivities = get_string("activities");
  27     $stractivitymodule = get_string("activitymodule");
  28     $strshowmodulecourse = get_string('showmodulecourse');
  29
  30 /// If data submitted, then process and store.
  31
  32     if (!empty($hide) and confirm_sesskey()) {
  33         $class = \core_plugin_manager::resolve_plugininfo_class('mod');
  34         $class::enable_plugin($hide, false);
  35
  36         admin_get_root(true, false);  // settings not required - only pages
  37         redirect(new moodle_url('/admin/modules.php'));
  38     }
  39
  40     if (!empty($show) and confirm_sesskey()) {
  41         $canenablemodule = true;
  42         $modulename = $show;
  43
  44         // Invoking a callback function that enables plugins to force additional actions (e.g. displaying notifications,
  45         // modals, etc.) and also specify through its returned value (bool) whether the process of enabling the plugin
  46         // should continue after these actions or not.
  47         if (component_callback_exists("mod_{$modulename}", 'pre_enable_plugin_actions')) {
  48             $canenablemodule = component_callback("mod_{$modulename}", 'pre_enable_plugin_actions');
  49         }
  50
  51         if ($canenablemodule) {
  52             $class = \core_plugin_manager::resolve_plugininfo_class('mod');
  53             $class::enable_plugin($show, true);
  54             admin_get_root(true, false);  // Settings not required - only pages.
  55             redirect(new moodle_url('/admin/modules.php'));
  56         }
  57     }
  58
  59     echo $OUTPUT->header();
  60     echo $OUTPUT->heading($stractivities);
  61
  62 /// Get and sort the existing modules
  63
  64     if (!$modules = $DB->get_records('modules', array(), 'name ASC')) {
  65         print_error('moduledoesnotexist', 'error');
  66     }
  67
  68 /// Print the table of all modules
  69     // construct the flexible table ready to display
  70     $table = new flexible_table(MODULE_TABLE);
  71     $table->define_columns(array('name', 'instances', 'version', 'hideshow', 'uninstall', 'settings'));
  72     $table->define_headers(array($stractivitymodule, $stractivities, $strversion, "$strhide/$strshow", $strsettings, $struninstall));
  73     $table->define_baseurl($CFG->wwwroot.'/'.$CFG->admin.'/modules.php');
  74     $table->set_attribute('id', 'modules');
  75     $table->set_attribute('class', 'admintable generaltable');
  76     $table->setup();
  77
  78     $pluginmanager = core_plugin_manager::instance();
  79
  80     foreach ($modules as $module) {
  81         $plugininfo = $pluginmanager->get_plugin_info('mod_'.$module->name);
  82         $status = $plugininfo->get_status();
  83
  84         if ($status === core_plugin_manager::PLUGIN_STATUS_MISSING) {
  85             $strmodulename = '<span class="notifyproblem">'.$module->name.' ('.get_string('missingfromdisk').')</span>';
  86             $missing = true;
  87         } else {
  88             // took out hspace="\10\", because it does not validate. don't know what to replace with.
  89             $icon = "<img src=\"" . $OUTPUT->image_url('monologo', $module->name) . "\" class=\"icon\" alt=\"\" />";
  90             $strmodulename = $icon.' '.get_string('modulename', $module->name);
  91             $missing = false;
  92         }
  93
  94         $uninstall = '';
  95         if ($uninstallurl = core_plugin_manager::instance()->get_uninstall_url('mod_'.$module->name, 'manage')) {
  96             $uninstall = html_writer::link($uninstallurl, $struninstall);
  97         }
  98
  99         if (file_exists("$CFG->dirroot/mod/$module->name/settings.php") ||
 100                 file_exists("$CFG->dirroot/mod/$module->name/settingstree.php")) {
 101             $settings = "<a href=\"settings.php?section=modsetting$module->name\">$strsettings</a>";
 102         } else {
 103             $settings = "";
 104         }
 105
 106         try {
 107             $count = $DB->count_records_select($module->name, "course<>0");
 108         } catch (dml_exception $e) {
 109             $count = -1;
 110         }
 111         if ($count>0) {
 112             $countlink = $OUTPUT->action_link(new moodle_url('/course/search.php', ['modulelist' => $module->name]),
 113                 $count, null, ['title' => $strshowmodulecourse]);
 114         } else if ($count < 0) {
 115             $countlink = get_string('error');
 116         } else {
 117             $countlink = "$count";
 118         }
 119
 120         if ($missing) {
 121             $visible = '';
 122             $class   = '';
 123         } else if ($module->visible) {
 124             $visible = "<a href=\"modules.php?hide=$module->name&amp;sesskey=".sesskey()."\" title=\"$strhide\">".
 125                        $OUTPUT->pix_icon('t/hide', $strhide) . '</a>';
 126             $class   = '';
 127         } else {
 128             $visible = "<a href=\"modules.php?show=$module->name&amp;sesskey=".sesskey()."\" title=\"$strshow\">".
 129                        $OUTPUT->pix_icon('t/show', $strshow) . '</a>';
 130             $class =   'dimmed_text';
 131         }
 132         if ($module->name == "forum") {
 133             $uninstall = "";
 134             $visible = "";
 135             $class = "";
 136         }
 137         $version = get_config('mod_'.$module->name, 'version');
 138
 139         $table->add_data(array(
 140             $strmodulename,
 141             $countlink,
 142             $version,
 143             $visible,
 144             $settings,
 145             $uninstall,
 146         ), $class);
 147     }
 148
 149     $table->print_html();
 150
 151     echo $OUTPUT->footer();