Merge branch 'grouprework'

Conflicts:

	htdocs/group/view.php
	htdocs/lang/en.utf8/mahara.php
	htdocs/lib/group.php
	htdocs/search/internal/lib.php

htdocs/group/delete.php

+<?php
+/**
+ * Mahara: Electronic portfolio, weblog, resume builder and social networking
+ * Copyright (C) 2006-2007 Catalyst IT Ltd (http://www.catalyst.net.nz)
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ * @package    mahara
+ * @subpackage core
+ * @author     Clare Lenihan <clare@catalyst.net.nz>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
+ * @copyright  (C) 2006,2007 Catalyst IT Ltd http://catalyst.net.nz
+ *
+ */
+
+define('INTERNAL', 1);
+define('MENUITEM', 'groups');
+require(dirname(dirname(__FILE__)) . '/init.php');
+require_once('pieforms/pieform.php');
+require('group.php');
+$groupid = param_integer('id');
+
+$group = get_record('group', 'id', $groupid, 'owner', $USER->get('id'));
+
+if (!$group) {
+    throw new AccessDeniedException(get_string('cantdeletegroupdontown'));
+}
+
+define('TITLE', get_string('deletespecifiedgroup', 'mahara', $group->name));
+
+$views = count_records_sql(
+    'SELECT COUNT(a.*)
+    FROM {view_access_group} a
+    WHERE a.group = ?',
+    array($groupid)
+);
+
+$form = pieform(array(
+    'name' => 'deletegroup',
+    'autofocus' => false,
+    'method' => 'post',
+    'elements' => array(
+        'submit' => array(
+            'type' => 'submitcancel',
+            'title' => $views ? get_string('groupconfirmdeletehasviews') : get_string('groupconfirmdelete'),
+            'value' => array(get_string('yes'), get_string('no')),
+            'goto' => get_config('wwwroot') . 'group/view.php?id=' . $groupid
+        )
+    ),
+));
+
+$smarty = smarty();
+$smarty->assign('heading', TITLE);
+$smarty->assign('form', $form);
+$smarty->display('group/delete.tpl');
+
+function deletegroup_submit(Pieform $form, $values) {
+    global $USER, $groupid;
+    db_begin();
+    delete_records('view_access_group', 'group', $groupid);
+    delete_records('group_member_invite', 'group', $groupid);
+    delete_records('group_member_request', 'group', $groupid);
+    delete_records('group_member', 'group', $groupid);
+    delete_records('group', 'id', $groupid);
+    db_commit();
+    redirect('/group/mygroups.php');
+}
+?>

htdocs/group/find.php

+<?php
+/**
+ * Mahara: Electronic portfolio, weblog, resume builder and social networking
+ * Copyright (C) 2006-2007 Catalyst IT Ltd (http://www.catalyst.net.nz)
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ * @package    mahara
+ * @subpackage core
+ * @author     Clare Lenihan <clare@catalyst.net.nz>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
+ * @copyright  (C) 2006,2007 Catalyst IT Ltd http://catalyst.net.nz
+ *
+ */
+
+define('INTERNAL', 1);
+define('MENUITEM', 'groups/find');
+require(dirname(dirname(__FILE__)) . '/init.php');
+require_once('pieforms/pieform.php');
+define('TITLE', get_string('findgroups'));
+require('group.php');
+require('searchlib.php');
+$filter = param_alpha('filter', 'notmember');
+$offset = param_integer('offset', 0);
+
+$groupsperpage = 20;
+
+$query = param_variable('query', '');
+
+$searchform = pieform(array(
+    'name' => 'search',
+    'method' => 'post',
+    'renderer' => 'oneline',
+    'elements' => array(
+        'query' => array(
+            'type' => 'text',
+            'defaultvalue' => $query
+        ),
+        'filter' => array(
+            'type' => 'select',
+            'options' => array(
+                'notmember' => get_string('groupsnotin', 'group'),
+                'member' => get_string('groupsimin', 'group'),
+                'all' => get_string('allgroups', 'group')
+            ),
+            'defaultvalue' => $filter
+        ),
+        'search' => array(
+            'type' => 'submit',
+            'value' => get_string('search')
+        )
+    )
+));
+
+if ($filter == 'member') {
+    $type = 'member';
+}
+else if ($filter == 'notmember') {
+    $type = 'notmember';
+}
+else if ($filter == 'all'){
+    $type = 'all';
+}
+
+$groups = search_group($query, $groupsperpage, $offset, $type);
+
+// gets more data about the groups found by search_group
+// including type if the user is associated with the group in some way
+// and the first three members by id
+// does this by finding the lowest id, then the next lowest, then the third lowest in subselects
+// which is just horrible :(
+if ($groups['data']) {
+    $groupids = array();
+    foreach ($groups['data'] as $group) {
+        $groupids[] = $group->id;
+    }
+    $groups['data'] =  get_records_sql_array(
+        'SELECT g.id, g.name, g.description, g.owner, g.jointype, m.member1 AS member1, m.member2 AS member2, t.type, MIN(gm.member) AS member3, COUNT(gm2.*) AS membercount, COUNT(gmr.*) AS requests
+        FROM {group} g
+        LEFT JOIN (
+            SELECT m.member AS member1, g.id AS group, MIN(gm.member) AS member2
+            FROM {group} g
+            LEFT JOIN (
+                SELECT g.id AS group, MIN(gm.member) AS member
+                FROM {group} g
+                LEFT JOIN {group_member} gm ON (gm.group = g.id)
+                GROUP BY 1
+            ) m on m.group = g.id
+            LEFT JOIN {group_member} gm ON (gm.group = g.id AND m.member != gm.member)
+               GROUP BY 1, 2
+        ) m ON m.group = g.id
+        LEFT JOIN {group_member} gm ON (gm.group = g.id AND gm.member != m.member1 AND gm.member != m.member2)
+        LEFT JOIN {group_member} gm2 ON (gm2.group = g.id)
+        LEFT JOIN {group_member_request} gmr ON gmr.group = g.id
+        LEFT JOIN (
+            SELECT g.id, CAST(\'owner\' AS TEXT) AS type
+            FROM {group} g
+            WHERE g.owner = ?
+            UNION SELECT g.id, CAST(\'member\' AS TEXT) AS type
+            FROM {group} g
+            INNER JOIN {group_member} gm ON (g.id = gm.group AND gm.member = ?)
+            WHERE g.owner != gm.member
+            UNION SELECT g.id, CAST(\'invite\' AS TEXT) AS type
+            FROM {group} g
+            INNER JOIN {group_member_invite} gmi ON (gmi.group = g.id AND gmi.member = ?)
+            UNION SELECT g.id, CAST(\'request\' AS TEXT) AS type
+            FROM {group} g
+            INNER JOIN {group_member_request} gmr ON (gmr.group = g.id AND gmr.member = ?)
+        ) t ON t.id = g.id
+        WHERE g.id IN (' . implode($groupids, ',') . ')
+        GROUP BY 1, 2, 3, 4, 5, 6, 7, 8
+        ORDER BY g.name',
+        array($USER->get('id'), $USER->get('id'), $USER->get('id'), $USER->get('id'))
+    );
+}
+setup_groups($groups['data'], 'find');
+
+$pagination = build_pagination(array(
+    'url' => 'find.php?filter=' . $filter . '&amp;query=' . $query,
+    'count' => $groups['count'],
+    'limit' => $groupsperpage,
+    'offset' => $offset
+));
+
+function search_submit(Pieform $form, $values) {
+    redirect('/group/find.php?filter=' . $values['filter'] . (isset($values['query']) ? '&query=' . urlencode($values['query']) : ''));
+}
+
+$smarty = smarty();
+$smarty->assign('heading', TITLE);
+$smarty->assign('form', $searchform);
+$smarty->assign('groups', $groups['data']);
+$smarty->assign('pagination', $pagination['html']);
+$smarty->display('group/find.tpl');
+
+?>

htdocs/group/leave.php

+<?php
+/**
+ * Mahara: Electronic portfolio, weblog, resume builder and social networking
+ * Copyright (C) 2006-2007 Catalyst IT Ltd (http://www.catalyst.net.nz)
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ * @package    mahara
+ * @subpackage core
+ * @author     Clare Lenihan <clare@catalyst.net.nz>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
+ * @copyright  (C) 2006,2007 Catalyst IT Ltd http://catalyst.net.nz
+ *
+ */
+
+define('INTERNAL', 1);
+define('MENUITEM', 'groups');
+require(dirname(dirname(__FILE__)) . '/init.php');
+require_once('pieforms/pieform.php');
+require('group.php');
+$groupid = param_integer('id');
+$returnto = param_alpha('returnto', 'mygroups');
+
+$group = get_record('group', 'id', $groupid);
+if (!$group) {
+    throw new GroupNotFoundException(get_string('groupnotfound', 'mahara', $groupid));
+}
+
+define('TITLE', get_string('leavespecifiedgroup', 'mahara', $group->name));
+
+$membership = user_can_access_group($group);
+
+if (!($membership & GROUP_MEMBERSHIP_MEMBER)) {
+    throw new AccessDeniedException(get_string('notamember'));
+}
+
+if (!group_user_can_leave($group)) {
+    throw new AccessDeniedException(get_string('cantleavegroup'));
+}
+
+$views = count_records_sql(
+    'SELECT COUNT(v.*)
+    FROM {view} v
+    INNER JOIN {view_access_group} a
+    ON a.group = ?
+    AND a.view = v.id
+    WHERE v.owner = ?',
+    array($groupid, $USER->get('id'))
+);
+
+$form = pieform(array(
+    'name' => 'leavegroup',
+    'autofocus' => false,
+    'method' => 'post',
+    'elements' => array(
+        'submit' => array(
+            'type' => 'submitcancel',
+            'title' => $views ? get_string('groupconfirmleavehasviews') : get_string('groupconfirmleave'),
+            'value' => array(get_string('yes'), get_string('no')),
+            'goto' => get_config('wwwroot') . ($returnto == 'find' ? 'group/find.php' : 'group/mygroups.php')
+        ),
+        'returnto' => array(
+            'type' => 'hidden',
+            'value' => $returnto
+        )
+    ),
+));
+
+$smarty = smarty();
+$smarty->assign('heading', TITLE);
+$smarty->assign('form', $form);
+$smarty->display('group/leave.tpl');
+
+function leavegroup_submit(Pieform $form, $values) {
+    global $USER, $SESSION, $groupid;
+    group_remove_user($groupid, $USER->get('id'));
+    $SESSION->add_ok_msg(get_string('leftgroup'));
+    redirect($values['returnto'] == 'find' ? '/group/find.php' : '/group/mygroups.php');
+}
+?>

htdocs/group/mygroups.php

+<?php
+/**
+ * Mahara: Electronic portfolio, weblog, resume builder and social networking
+ * Copyright (C) 2006-2007 Catalyst IT Ltd (http://www.catalyst.net.nz)
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ * @package    mahara
+ * @subpackage core
+ * @author     Clare Lenihan <clare@catalyst.net.nz>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
+ * @copyright  (C) 2006,2007 Catalyst IT Ltd http://catalyst.net.nz
+ *
+ */
+
+define('INTERNAL', 1);
+define('MENUITEM', 'groups/mygroups');
+require(dirname(dirname(__FILE__)) . '/init.php');
+require_once('pieforms/pieform.php');
+define('TITLE', get_string('mygroups'));
+require('group.php');
+$filter = param_alpha('filter', 'all');
+$offset = param_integer('offset', 'all');
+
+$groupsperpage = 20;
+$offset = (int)($offset / $groupsperpage) * $groupsperpage;
+
+$form = pieform(array(
+    'name' => 'filter',
+    'method' => 'post',
+    'renderer' => 'oneline',
+    'elements' => array(
+        'options' => array(
+            'type' => 'select',
+            'options' => array(
+                'all' => get_string('allmygroups', 'group'),
+                'owner' => get_string('groupsiown', 'group'),
+                'member' => get_string('groupsimin', 'group'),
+                'invite' => get_string('groupsiminvitedto', 'group'),
+                'request' => get_string('groupsiwanttojoin', 'group')
+            ),
+            'defaultvalue' => $filter
+        ),
+        'submit' => array(
+            'type' => 'submit',
+            'value' => get_string('filter')
+        )
+    ),
+));
+
+// different filters join on the different kinds of association
+if ($filter == 'all') {
+    $sql = '
+        INNER JOIN (
+            SELECT g.id, CAST(\'owner\' AS TEXT) AS type
+            FROM {group} g
+            WHERE g.owner = ?
+            UNION SELECT g.id, CAST(\'member\' AS TEXT) AS type
+            FROM {group} g
+            INNER JOIN {group_member} gm ON (g.id = gm.group AND gm.member = ?)
+            WHERE g.owner != gm.member
+            UNION SELECT g.id, CAST(\'invite\' AS TEXT) AS type
+            FROM {group} g
+            INNER JOIN {group_member_invite} gmi ON (gmi.group = g.id AND gmi.member = ?)
+            UNION SELECT g.id, CAST(\'request\' AS TEXT) AS type
+            FROM {group} g
+            INNER JOIN {group_member_request} gmr ON (gmr.group = g.id AND gmr.member = ?)
+        ) t ON t.id = g.id';
+    $values = array($USER->get('id'), $USER->get('id'), $USER->get('id'), $USER->get('id'));
+}
+else if ($filter == 'owner') {
+    $sql = '
+        INNER JOIN (
+            SELECT g.id, CAST(\'owner\' AS TEXT) AS type
+            FROM {group} g
+            WHERE g.owner = ?
+        ) t ON t.id = g.id';
+    $values = array($USER->get('id'));
+}
+else if ($filter == 'member') {
+    $sql = '
+        INNER JOIN (
+            SELECT g.id, CAST(\'owner\' AS TEXT) AS type
+            FROM {group} g
+            WHERE g.owner = ?
+            UNION SELECT g.id, CAST(\'member\' AS TEXT) AS type
+            FROM {group} g
+            INNER JOIN {group_member} gm ON (g.id = gm.group AND gm.member = ?)
+            WHERE g.owner != gm.member
+        ) t ON t.id = g.id';
+    $values = array($USER->get('id'), $USER->get('id'));
+}
+else if ($filter == 'invite') {
+    $sql = '
+        INNER JOIN (
+            SELECT g.id, CAST(\'invite\' AS TEXT) AS type
+            FROM {group} g
+            INNER JOIN {group_member_invite} gmi ON (gmi.group = g.id AND gmi.member = ?)
+        ) t ON t.id = g.id';
+    $values = array($USER->get('id'));
+}
+else if ($filter == 'request') {
+    $sql = '
+        INNER JOIN (
+            SELECT g.id, CAST(\'request\' AS TEXT) AS type
+            FROM {group} g
+            INNER JOIN {group_member_request} gmr ON (gmr.group = g.id AND gmr.member = ?)
+        ) t ON t.id = g.id';
+    $values = array($USER->get('id'));
+}
+
+$count = count_records_sql('SELECT COUNT(g.*) FROM {group} g ' . $sql, $values);
+
+// almost the same as query used in find - common parts should probably be pulled out
+// gets the groups filtered by
+// including type if the user is associated with the group in some way
+// and the first three members by id
+// does this by finding the lowest id, then the next lowest, then the third lowest in subselects
+// which is just horrible :(
+
+$sql = 'SELECT g.id, g.name, g.description, g.owner, g.jointype, m.member1 AS member1, m.member2 AS member2, t.type, MIN(gm.member) AS member3, COUNT(gm2.*) AS membercount, COUNT(gmr.*) AS requests
+    FROM {group} g
+    LEFT JOIN (
+        SELECT m.member AS member1, g.id AS group, MIN(gm.member) AS member2
+        FROM {group} g
+        LEFT JOIN (
+            SELECT g.id AS group, MIN(gm.member) AS member
+            FROM {group} g
+            LEFT JOIN {group_member} gm ON (gm.group = g.id)
+            GROUP BY 1
+        ) m on m.group = g.id
+        LEFT JOIN {group_member} gm ON (gm.group = g.id AND m.member != gm.member)
+           GROUP BY 1, 2
+    ) m ON m.group = g.id
+    LEFT JOIN {group_member} gm ON (gm.group = g.id AND gm.member != m.member1 AND gm.member != m.member2)
+    LEFT JOIN {group_member} gm2 ON (gm2.group = g.id)
+    LEFT JOIN {group_member_request} gmr ON (gmr.group = g.id)' .
+    $sql . '
+    GROUP BY 1, 2, 3, 4, 5, 6, 7, 8
+    ORDER BY g.name';
+
+$groups = get_records_sql_array($sql, $values, $offset, $groupsperpage);
+
+$pagination = build_pagination(array(
+    'url' => 'mygroups.php?filter=' . $filter,
+    'count' => $count,
+    'limit' => $groupsperpage,
+    'offset' => $offset
+));
+
+setup_groups($groups, 'mygroups');
+
+$smarty = smarty();
+$smarty->assign('groups', $groups);
+$smarty->assign('form', $form);
+$smarty->assign('filter', $filter);
+$smarty->assign('pagination', $pagination['html']);
+$smarty->assign('searchingforgroups', array('<a href="' . get_config('wwwroot') . 'group/find.php">', '</a>'));
+$smarty->display('group/mygroups.tpl');
+
+function filter_submit(Pieform $form, $values) {
+    redirect('/group/mygroups.php?filter=' . $values['options']);
+}
+
+?>

htdocs/group/requestjoin.php

+<?php
+/**
+ * Mahara: Electronic portfolio, weblog, resume builder and social networking
+ * Copyright (C) 2006-2007 Catalyst IT Ltd (http://www.catalyst.net.nz)
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ * @package    mahara
+ * @subpackage core
+ * @author     Clare Lenihan <clare@catalyst.net.nz>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
+ * @copyright  (C) 2006,2007 Catalyst IT Ltd http://catalyst.net.nz
+ *
+ */
+
+define('INTERNAL', 1);
+define('MENUITEM', 'groups');
+require(dirname(dirname(__FILE__)) . '/init.php');
+require_once('pieforms/pieform.php');
+require('group.php');
+$groupid = param_integer('id');
+$returnto = param_alpha('returnto', 'mygroups');
+
+$group = get_record('group', 'id', $groupid);
+if (!$group) {
+	throw new GroupNotFoundException(get_string('groupnotfound', 'mahara', $groupid));
+}
+
+if ($group->jointype != 'request'
+    || record_exists('group_member', 'group', $groupid, 'member', $USER->get('id'))
+    || record_exists('group_member_request', 'group', $groupid, 'member', $USER->get('id'))) {
+    throw new AccessDeniedException(get_string('cannotrequestjoingroup'));
+}
+
+define('TITLE', get_string('requestjoinspecifiedgroup', 'mahara', $group->name));
+
+$form = pieform(array(
+    'name' => 'requestjoingroup',
+    'autofocus' => false,
+    'method' => 'post',
+    'elements' => array(
+        'reason' => array(
+            'type' => 'text',
+            'title' => get_string('reason'),
+        ),
+        'submit' => array(
+            'type' => 'submitcancel',
+            'value' => array(get_string('yes'), get_string('no')),
+            'goto' => get_config('wwwroot') . ($returnto == 'find' ? 'group/find.php' : 'group/mygroups.php')
+        ),
+        'returnto' => array(
+            'type' => 'hidden',
+            'value' => $returnto
+        )
+    ),
+));
+
+$smarty = smarty();
+$smarty->assign('heading', TITLE);
+$smarty->assign('form', $form);
+$smarty->display('group/requestjoin.tpl');
+
+function requestjoingroup_submit(Pieform $form, $values) {
+    global $SESSION, $USER, $group;
+    insert_record(
+        'group_member_request',
+        (object)array(
+            'group' => $group->id,
+            'member' => $USER->get('id'),
+            'ctime' => db_format_timestamp(time()),
+            'reason' => isset($values['reason']) ? $values['reason'] : null            
+        )
+    );
+    if (isset($values['reason'])) {
+        $message = get_string('grouprequestmessagereason', 'mahara', display_name($USER, get_record('usr', 'id', $group->owner)), $group->name, $values['reason']);
+    } 
+    else {
+        $message = get_string('grouprequestmessage', 'mahara', display_name($USER, $group->owner), $group->name);
+    }
+    require_once('activity.php');
+    activity_occurred('maharamessage', 
+        array('users'   => array($group->owner),
+        'subject' => get_string('grouprequestsubject'),
+        'message' => $message,
+        'url'     => get_config('wwwroot') . 'group/view.php?id=' . $group->id));
+    $SESSION->add_ok_msg(get_string('grouprequestsent'));
+    redirect($values['returnto'] == 'find' ? '/group/find.php' : '/group/mygroups.php');
+}
+?>

htdocs/group/view.php

@@ -50,7 +50,7 @@ if (!empty($joincontrol)) {
         case 'leave':
             // make sure they're a member and can leave
             if ($ismember && $group->jointype != 'controlled') {
-                group_remove_member($id, $USER->get('id'));
+                group_remove_user($id, $USER->get('id'));
                 $SESSION->add_ok_msg(get_string('leftgroup', 'group'));
             } 
             else {

htdocs/json/search.php

@@ -46,7 +46,7 @@ $offset = param_integer('offset', 0);
 
 switch($type) {
     case 'group':
-        $data = search_group($query, $limit, $offset, true);
+        $data = search_group($query, $limit, $offset, 'all');
         $data['type'] = 'group';