First cut at the filedownload blocktype. There's a bug in the artefact chooser...

First cut at the filedownload blocktype. There's a bug in the artefact chooser to do with ajax and multipage choice of artefacts that I'll deal with later

htdocs/artefact/file/blocktype/filedownload/lang/en.utf8/blocktype.filedownload.php

+<?php
+/**
+ * This program is part of Mahara
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ *
+ * @package    mahara
+ * @subpackage blocktype-image
+ * @author     Nigel McNie <nigel@catalyst.net.nz>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
+ * @copyright  (C) 2006,2007 Catalyst IT Ltd http://catalyst.net.nz
+ *
+ */
+
+defined('INTERNAL') || die();
+
+$string['title'] = 'File(s) to Download';
+$string['description'] = 'Select files for people to download';
+
+$string['Files'] = 'Files';
+
+?>

htdocs/artefact/file/blocktype/filedownload/lib.php

+<?php
+/**
+ * This program is part of Mahara
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ *
+ * @package    mahara
+ * @subpackage blocktype-image
+ * @author     Nigel McNie <nigel@catalyst.net.nz>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
+ * @copyright  (C) 2006,2007 Catalyst IT Ltd http://catalyst.net.nz
+ *
+ */
+
+defined('INTERNAL') || die();
+
+class PluginBlocktypeFiledownload extends PluginBlocktype {
+
+    public static function get_title() {
+        return get_string('title', 'blocktype.file/filedownload');
+    }
+
+    public static function get_description() {
+        return get_string('description', 'blocktype.file/filedownload');
+    }
+
+    public static function get_categories() {
+        return array('file');
+    }
+
+    public static function render_instance(BlockInstance $instance) {
+        require_once(get_config('docroot') . 'lib/artefact.php');
+        $configdata = $instance->get('configdata');
+        $configdata['viewid'] = $instance->get('view');
+
+        $result = '';
+        if (isset($configdata['artefactids']) && is_array($configdata['artefactids'])) {
+            foreach ($configdata['artefactids'] as $artefactid) {
+                $artefact = artefact_instance_from_id($artefactid);
+                $result .= '<div title="' . hsc($artefact->get('title')) . '">';
+                $result .= '<div class="fl"><img src="' . call_static_method(generate_artefact_class_name($artefact->get('artefacttype')), 'get_icon', $artefactid) . '" alt=""></div>';
+                $result .= '<div style="margin-left: 30px;">';
+                if ($artefact instanceof ArtefactTypeProfileIcon) {
+                    require_once('file.php');
+                    $url = get_config('wwwroot') . 'thumb.php?type=profileiconbyid&id=' . $artefactid;
+                    $size = filesize(get_dataroot_image_path('artefact/internal/profileicons/', $artefactid, ''));
+                }
+                else if ($artefact instanceof ArtefactTypeFile) {
+                    $url = get_config('wwwroot') . 'artefact/file/download.php?file=' . $artefactid . '&view=' . $configdata['viewid'];
+                    $size = $artefact->get('size');
+                }
+                $result .= '<h4><a href="' . hsc($url) . '">' . str_shorten($artefact->get('title'), 20) . '</a></h4>';
+
+                $description = $artefact->get('description');
+                if ($description) {
+                    $result .= '<p style="margin: 0;"><strong>' . hsc($description) . '</strong></p>';
+                }
+                $result .= '' . display_size($size) . ' | ' . strftime(get_string('strftimedaydate'),$artefact->get('ctime'));
+                $result .= '</div>';
+
+
+                $result .= '</div>';
+            }
+        }
+
+        return $result;
+    }
+
+    public static function get_artefacts(BlockInstance $instance) {
+        $configdata = $instance->get('configdata');
+        if (isset($configdata['artefactids']) && is_array($configdata['artefactids'])) {
+            return $configdata['artefactids'];
+        }
+        return false;
+    }
+
+    public static function has_instance_config() {
+        return true;
+    }
+
+    public static function instance_config_form($instance) {
+        $configdata = $instance->get('configdata');
+        return array(
+            'artefactids' => array(
+                'type'  => 'artefactchooser',
+                'title' => get_string('Files', 'blocktype.file/filedownload'),
+                'defaultvalue' => (isset($configdata['artefactids'])) ? $configdata['artefactids'] : null,
+                'rules' => array(
+                    'required' => true,
+                ),
+                'limit' => 3,
+                'selectone' => false,
+                'artefacttypes' => array('file', 'image', 'profileicon'),
+            ),
+            //'showdescription' => array(
+            //    'type'  => 'checkbox',
+            //    'title' => 'Show Description?',
+            //    'defaultvalue' => $configdata['showdescription'],
+            //),
+        );
+    }
+}
+
+?>

htdocs/artefact/file/blocktype/filedownload/version.php

+<?php
+/**
+ * This program is part of Mahara
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ *
+ * @package    mahara
+ * @subpackage artefact-file
+ * @author     Nigel McNie <nigel@catalyst.net.nz>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
+ * @copyright  (C) 2006,2007 Catalyst IT Ltd http://catalyst.net.nz
+ *
+ */
+
+defined('INTERNAL') || die();
+
+$config = new StdClass;
+$config->version = 2007082800;
+$config->release = '0.9';
+
+?>