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authorJoas Schilling <nickvergessen@gmx.de>2013-07-14 11:57:53 -0400
committerJoas Schilling <nickvergessen@gmx.de>2013-07-14 11:57:53 -0400
commitd7a85ebc245e76038b8ccd56524f045cc92a6c13 (patch)
tree66aa645c4d86636f0bce04a7125a7757a466b224 /phpBB/phpbb/groupposition/legend.php
parentfa3cdb6bf2cfdca9c26168bd258752718bc8a43f (diff)
parentf6865dc33a8cedb7d21a64401ed80d2edbac36bd (diff)
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Merge remote-tracking branch 'igorw/ticket/11574' into ticket/11574
* igorw/ticket/11574: (575 commits) [ticket/11702] Fix forum_posts left over for link-click counts in viewforum.php [ticket/11696] Move file to new directory [ticket/11696] Rename constructor to __construct() [ticket/11696] Remove manual loading of db_tools in extension controller test [ticket/11696] Rename db_tools.php so it can be autoloaded [ticket/11698] Moving all autoloadable files to phpbb/ [ticket/11694] Do not locate assets with root path [ticket/11692] Don't update search_type in dev migration if already appended [ticket/11675] Fix template loop [ticket/11690] Old module class names may get autoloaded by class_exists [ticket/9649] Display information on index for moderators on unapproved posts [ticket/10999] Fix assets_version in ACP [prep-release-3.0.12] More changelog items for the 3.0.12 release. [ticket/11687] Add assets_version to phpbb_config [ticket/11686] Not checking for phpBB Debug errors on functional tests [ticket/11670] Consistency with logo: Replace "phpBB(tm)" with "phpBB(R)". [ticket/11674] Do not include vendor folder if there are no dependencies. [ticket/11685] Remove logout confirmation page [ticket/11684] Remove useless confirmation page after login and admin login [ticket/9657] Define user before injecting ...
Diffstat (limited to 'phpBB/phpbb/groupposition/legend.php')
-rw-r--r--phpBB/phpbb/groupposition/legend.php251
1 files changed, 251 insertions, 0 deletions
diff --git a/phpBB/phpbb/groupposition/legend.php b/phpBB/phpbb/groupposition/legend.php
new file mode 100644
index 0000000000..7fddadde99
--- /dev/null
+++ b/phpBB/phpbb/groupposition/legend.php
@@ -0,0 +1,251 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+ exit;
+}
+
+/**
+* Legend group position class
+*
+* group_legend is an ascending list 1, 2, ..., n for groups which are displayed. 1 is the first group, n the last.
+* If the value is 0 (self::GROUP_DISABLED) the group is not displayed.
+*
+* @package phpBB3
+*/
+class phpbb_groupposition_legend implements phpbb_groupposition_interface
+{
+ /**
+ * Group is not displayed
+ */
+ const GROUP_DISABLED = 0;
+
+ /**
+ * Database object
+ * @var phpbb_db_driver
+ */
+ protected $db;
+
+ /**
+ * User object
+ * @var phpbb_user
+ */
+ protected $user;
+
+ /**
+ * Constructor
+ *
+ * @param phpbb_db_driver $db Database object
+ * @param phpbb_user $user User object
+ */
+ public function __construct(phpbb_db_driver $db, phpbb_user $user)
+ {
+ $this->db = $db;
+ $this->user = $user;
+ }
+
+ /**
+ * Returns the group_legend for a given group, if the group exists.
+ *
+ * {@inheritDoc}
+ */
+ public function get_group_value($group_id)
+ {
+ $sql = 'SELECT group_legend
+ FROM ' . GROUPS_TABLE . '
+ WHERE group_id = ' . (int) $group_id;
+ $result = $this->db->sql_query($sql);
+ $current_value = $this->db->sql_fetchfield('group_legend');
+ $this->db->sql_freeresult($result);
+
+ if ($current_value === false)
+ {
+ // Group not found.
+ throw new phpbb_groupposition_exception('NO_GROUP');
+ }
+
+ return (int) $current_value;
+ }
+
+ /**
+ * Get number of groups, displayed on the legend
+ *
+ * {@inheritDoc}
+ */
+ public function get_group_count()
+ {
+ $sql = 'SELECT group_legend
+ FROM ' . GROUPS_TABLE . '
+ ORDER BY group_legend DESC';
+ $result = $this->db->sql_query_limit($sql, 1);
+ $group_count = (int) $this->db->sql_fetchfield('group_legend');
+ $this->db->sql_freeresult($result);
+
+ return $group_count;
+ }
+
+ /**
+ * Adds a group by group_id
+ *
+ * {@inheritDoc}
+ */
+ public function add_group($group_id)
+ {
+ $current_value = $this->get_group_value($group_id);
+
+ if ($current_value == self::GROUP_DISABLED)
+ {
+ // Group is currently not displayed, add it at the end.
+ $next_value = 1 + $this->get_group_count();
+
+ $sql = 'UPDATE ' . GROUPS_TABLE . '
+ SET group_legend = ' . $next_value . '
+ WHERE group_legend = ' . self::GROUP_DISABLED . '
+ AND group_id = ' . (int) $group_id;
+ $this->db->sql_query($sql);
+ return true;
+ }
+
+ return false;
+ }
+
+ /**
+ * Deletes a group by setting the field to self::GROUP_DISABLED and closing the gap in the list.
+ *
+ * {@inheritDoc}
+ */
+ public function delete_group($group_id, $skip_group = false)
+ {
+ $current_value = $this->get_group_value($group_id);
+
+ if ($current_value != self::GROUP_DISABLED)
+ {
+ $this->db->sql_transaction('begin');
+
+ $sql = 'UPDATE ' . GROUPS_TABLE . '
+ SET group_legend = group_legend - 1
+ WHERE group_legend > ' . $current_value;
+ $this->db->sql_query($sql);
+
+ if (!$skip_group)
+ {
+ $sql = 'UPDATE ' . GROUPS_TABLE . '
+ SET group_legend = ' . self::GROUP_DISABLED . '
+ WHERE group_id = ' . (int) $group_id;
+ $this->db->sql_query($sql);
+ }
+
+ $this->db->sql_transaction('commit');
+
+ return true;
+ }
+
+ return false;
+ }
+
+ /**
+ * Moves a group up by group_id
+ *
+ * {@inheritDoc}
+ */
+ public function move_up($group_id)
+ {
+ return $this->move($group_id, 1);
+ }
+
+ /**
+ * Moves a group down by group_id
+ *
+ * {@inheritDoc}
+ */
+ public function move_down($group_id)
+ {
+ return $this->move($group_id, -1);
+ }
+
+ /**
+ * Moves a group up/down
+ *
+ * {@inheritDoc}
+ */
+ public function move($group_id, $delta)
+ {
+ $delta = (int) $delta;
+ if (!$delta)
+ {
+ return false;
+ }
+
+ $move_up = ($delta > 0) ? true : false;
+ $current_value = $this->get_group_value($group_id);
+
+ if ($current_value != self::GROUP_DISABLED)
+ {
+ $this->db->sql_transaction('begin');
+
+ // First we move all groups between our current value and the target value up/down 1,
+ // so we have a gap for our group to move.
+ $sql = 'UPDATE ' . GROUPS_TABLE . '
+ SET group_legend = group_legend' . (($move_up) ? ' + 1' : ' - 1') . '
+ WHERE group_legend > ' . self::GROUP_DISABLED . '
+ AND group_legend' . (($move_up) ? ' >= ' : ' <= ') . ($current_value - $delta) . '
+ AND group_legend' . (($move_up) ? ' < ' : ' > ') . $current_value;
+ $this->db->sql_query($sql);
+
+ // Because there might be fewer groups above/below the group than we wanted to move,
+ // we use the number of changed groups, to update the group.
+ $delta = (int) $this->db->sql_affectedrows();
+
+ if ($delta)
+ {
+ // And now finally, when we moved some other groups and built a gap,
+ // we can move the desired group to it.
+ $sql = 'UPDATE ' . GROUPS_TABLE . '
+ SET group_legend = group_legend ' . (($move_up) ? ' - ' : ' + ') . $delta . '
+ WHERE group_id = ' . (int) $group_id;
+ $this->db->sql_query($sql);
+
+ $this->db->sql_transaction('commit');
+
+ return true;
+ }
+
+ $this->db->sql_transaction('commit');
+ }
+
+ return false;
+ }
+
+ /**
+ * Get group type language var
+ *
+ * @param int $group_type group_type from the groups-table
+ * @return string name of the language variable for the given group-type.
+ */
+ static public function group_type_language($group_type)
+ {
+ switch ($group_type)
+ {
+ case GROUP_OPEN:
+ return 'GROUP_REQUEST';
+ case GROUP_CLOSED:
+ return 'GROUP_CLOSED';
+ case GROUP_HIDDEN:
+ return 'GROUP_HIDDEN';
+ case GROUP_SPECIAL:
+ return 'GROUP_SPECIAL';
+ case GROUP_FREE:
+ return 'GROUP_OPEN';
+ }
+ }
+}
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