1 files changed, 99 insertions, 0 deletions
diff --git a/phpBB/includes/db/migration/data/style_update_p1.php b/phpBB/includes/db/migration/data/style_update_p1.php
new file mode 100644
index 0000000000..d570caae04
--- /dev/null
+++ b/phpBB/includes/db/migration/data/style_update_p1.php
@@ -0,0 +1,99 @@
+<?php
+/**
+*
+* @package migration
+* @copyright (c) 2012 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License v2
+*
+*/
+
+class phpbb_db_migration_data_style_update_p1 extends phpbb_db_migration
+{
+	public function depends_on()
+	{
+		return array('phpbb_db_migration_data_3_0_11');
+	}
+
+	public function update_schema()
+	{
+		return array();
+	}
+
+	public function update_data()
+	{
+		return array(
+			array('custom', array(array($this, 'styles_update'))),
+		);
+	}
+
+	public function styles_update()
+	{
+		// Get list of valid 3.1 styles
+		$available_styles = array('prosilver');
+
+		$iterator = new DirectoryIterator($phpbb_root_path . 'styles');
+		$skip_dirs = array('.', '..', 'prosilver');
+		foreach ($iterator as $fileinfo)
+		{
+			if ($fileinfo->isDir() && !in_array($fileinfo->getFilename(), $skip_dirs) && file_exists($fileinfo->getPathname() . '/style.cfg'))
+			{
+				$style_cfg = parse_cfg_file($fileinfo->getPathname() . '/style.cfg');
+				if (isset($style_cfg['phpbb_version']) && version_compare($style_cfg['phpbb_version'], '3.1.0-dev', '>='))
+				{
+					// 3.1 style
+					$available_styles[] = $fileinfo->getFilename();
+				}
+			}
+		}
+
+		// Get all installed styles
+		if ($this->db_tools->sql_table_exists(STYLES_IMAGESET_TABLE))
+		{
+			$sql = 'SELECT s.style_id, t.template_path, t.template_id, t.bbcode_bitfield, t.template_inherits_id, t.template_inherit_path, c.theme_path, c.theme_id, i.imageset_path
+				FROM ' . STYLES_TABLE . ' s, ' . STYLES_TEMPLATE_TABLE . ' t, ' . STYLES_THEME_TABLE . ' c, ' . STYLES_IMAGESET_TABLE . " i
+				WHERE t.template_id = s.template_id
+					AND c.theme_id = s.theme_id
+					AND i.imageset_id = s.imageset_id";
+		}
+		else
+		{
+			$sql = 'SELECT s.style_id, t.template_path, t.template_id, t.bbcode_bitfield, t.template_inherits_id, t.template_inherit_path, c.theme_path, c.theme_id
+				FROM ' . STYLES_TABLE . ' s, ' . STYLES_TEMPLATE_TABLE . ' t, ' . STYLES_THEME_TABLE . " c
+				WHERE t.template_id = s.template_id
+					AND c.theme_id = s.theme_id";
+		}
+		$result = $this->db->sql_query($sql);
+
+		$styles = array();
+		while ($row = $this->db->sql_fetchrow($result))
+		{
+			$styles[] = $row;
+		}
+		$this->db->sql_freeresult($result);
+
+		// Decide which styles to keep, all others will be deleted
+		$valid_styles = array();
+		foreach ($styles as $style_row)
+		{
+			if (
+				// Delete styles with parent style (not supported yet)
+				$style_row['template_inherits_id'] == 0 &&
+				// Check if components match
+				$style_row['template_path'] == $style_row['theme_path'] && (!isset($style_row['imageset_path']) || $style_row['template_path'] == $style_row['imageset_path']) &&
+				// Check if components are valid
+				in_array($style_row['template_path'], $available_styles)
+				)
+			{
+				// Valid style. Keep it
+				$sql_ary = array(
+					'style_path'	=> $style_row['template_path'],
+					'bbcode_bitfield'	=> $style_row['bbcode_bitfield'],
+					'style_parent_id'	=> 0,
+					'style_parent_tree'	=> '',
+				);
+				$this->sql_query('UPDATE ' . STYLES_TABLE . ' SET ' . $this->db->sql_build_array('UPDATE', $sql_ary) . ' WHERE style_id = ' . $style_row['style_id'], $errored, $error_ary);
+				$valid_styles[] = (int) $style_row['style_id'];
+			}
+		}
+	}
+}