ASong2U_Web/wp-content/plugins/buddypress/bp-forums/bp-forums-bbpress-sa.php

429 lines
15 KiB
PHP

<?php
// Exit if accessed directly
if ( !defined( 'ABSPATH' ) ) exit;
function bp_forums_load_bbpress() {
global $bp, $wpdb, $wp_roles, $current_user, $wp_users_object;
global $bb, $bbdb, $bb_table_prefix, $bb_current_user;
global $bb_roles, $wp_taxonomy_object, $bb_queries;
// Return if we've already run this function.
if ( is_object( $bbdb ) )
return;
if ( !bp_forums_is_installed_correctly() )
return false;
define( 'BB_PATH', BP_PLUGIN_DIR . '/bp-forums/bbpress/' );
define( 'BACKPRESS_PATH', BP_PLUGIN_DIR . '/bp-forums/bbpress/bb-includes/backpress/' );
define( 'BB_URL', BP_PLUGIN_URL . '/bp-forums/bbpress/' );
define( 'BB_INC', 'bb-includes/' );
require( BB_PATH . BB_INC . 'class.bb-query.php' );
require( BB_PATH . BB_INC . 'class.bb-walker.php' );
require( BB_PATH . BB_INC . 'functions.bb-core.php' );
require( BB_PATH . BB_INC . 'functions.bb-forums.php' );
require( BB_PATH . BB_INC . 'functions.bb-topics.php' );
require( BB_PATH . BB_INC . 'functions.bb-posts.php' );
require( BB_PATH . BB_INC . 'functions.bb-topic-tags.php' );
require( BB_PATH . BB_INC . 'functions.bb-capabilities.php' );
require( BB_PATH . BB_INC . 'functions.bb-meta.php' );
require( BB_PATH . BB_INC . 'functions.bb-pluggable.php' );
require( BB_PATH . BB_INC . 'functions.bb-formatting.php' );
require( BB_PATH . BB_INC . 'functions.bb-template.php' );
require( BACKPRESS_PATH . 'class.wp-taxonomy.php' );
require( BB_PATH . BB_INC . 'class.bb-taxonomy.php' );
require( BB_PATH . 'bb-admin/includes/functions.bb-admin.php' );
$bb = new stdClass();
require( $bp->forums->bbconfig );
// Setup the global database connection
$bbdb = new BPDB ( BBDB_USER, BBDB_PASSWORD, BBDB_NAME, BBDB_HOST );
// Set the table names
$bbdb->forums = $bb_table_prefix . 'forums';
$bbdb->meta = $bb_table_prefix . 'meta';
$bbdb->posts = $bb_table_prefix . 'posts';
$bbdb->terms = $bb_table_prefix . 'terms';
$bbdb->term_relationships = $bb_table_prefix . 'term_relationships';
$bbdb->term_taxonomy = $bb_table_prefix . 'term_taxonomy';
$bbdb->topics = $bb_table_prefix . 'topics';
if ( isset( $bb->custom_user_table ) )
$bbdb->users = $bb->custom_user_table;
else
$bbdb->users = $wpdb->users;
if ( isset( $bb->custom_user_meta_table ) )
$bbdb->usermeta = $bb->custom_user_meta_table;
else
$bbdb->usermeta = $wpdb->usermeta;
$bbdb->prefix = $bb_table_prefix;
define( 'BB_INSTALLING', false );
if ( is_object( $wp_roles ) ) {
$bb_roles = $wp_roles;
bb_init_roles( $bb_roles );
}
do_action( 'bb_got_roles' );
do_action( 'bb_init' );
do_action( 'init_roles' );
$bb_current_user = $current_user;
$wp_users_object = new BP_Forums_BB_Auth;
if ( !isset( $wp_taxonomy_object ) )
$wp_taxonomy_object = new BB_Taxonomy( $bbdb );
$wp_taxonomy_object->register_taxonomy( 'bb_topic_tag', 'bb_topic' );
// Set a site id if there isn't one already
if ( !isset( $bb->site_id ) )
$bb->site_id = bp_get_root_blog_id();
// Check if the tables are installed, if not, install them
if ( !$tables_installed = (boolean) $bbdb->get_results( 'DESCRIBE `' . $bbdb->forums . '`;', ARRAY_A ) ) {
require( BB_PATH . 'bb-admin/includes/defaults.bb-schema.php' );
// Backticks and "IF NOT EXISTS" break the dbDelta function.
bp_bb_dbDelta( str_replace( ' IF NOT EXISTS', '', str_replace( '`', '', $bb_queries ) ) );
require( BB_PATH . 'bb-admin/includes/functions.bb-upgrade.php' );
bb_update_db_version();
// Set the site admins as the keymasters
$site_admins = get_site_option( 'site_admins', array('admin') );
foreach ( (array)$site_admins as $site_admin )
update_user_meta( bp_core_get_userid( $site_admin ), $bb_table_prefix . 'capabilities', array( 'keymaster' => true ) );
// Create the first forum.
bb_new_forum( array( 'forum_name' => 'Default Forum' ) );
// Set the site URI
bb_update_option( 'uri', BB_URL );
}
register_shutdown_function( create_function( '', 'do_action("bb_shutdown");' ) );
}
add_action( 'bbpress_init', 'bp_forums_load_bbpress' );
/* WP to bbP wrapper functions */
function bb_get_current_user() { global $current_user; return $current_user; }
function bb_get_user( $user_id ) { return get_userdata( $user_id ); }
function bb_cache_users( $users ) {}
/**
* bbPress needs this class for its usermeta manipulation.
*/
class BP_Forums_BB_Auth {
function update_meta( $args = '' ) {
$defaults = array( 'id' => 0, 'meta_key' => null, 'meta_value' => null, 'meta_table' => 'usermeta', 'meta_field' => 'user_id', 'cache_group' => 'users' );
$args = wp_parse_args( $args, $defaults );
extract( $args, EXTR_SKIP );
return update_user_meta( $id, $meta_key, $meta_value );
}
}
/**
* bbPress needs the DB class to be BPDB, but we want to use WPDB, so we can
* extend it and use this.
*
* The class is pluggable, so that plugins that swap out WPDB with a custom
* database class (such as HyperDB and SharDB) can provide their own versions
* of BPDB which extend the appropriate base class.
*/
if ( ! class_exists( 'BPDB' ) ) :
class BPDB extends WPDB {
var $db_servers = array();
function BPDB( $dbuser, $dbpassword, $dbname, $dbhost ) {
$this->__construct( $dbuser, $dbpassword, $dbname, $dbhost );
}
function __construct( $dbuser, $dbpassword, $dbname, $dbhost ) {
parent::__construct( $dbuser, $dbpassword, $dbname, $dbhost );
$args = func_get_args();
$args = call_user_func_array( array( &$this, 'init' ), $args );
if ( $args['host'] )
$this->db_servers['dbh_global'] = $args;
}
/**
* Determine if a database supports a particular feature.
*
* Overriden here to work around differences between bbPress', and WordPress', implementation differences.
* In particular, when BuddyPress tries to run bbPress' SQL installation script, the collation check always
* failed. The capability is long supported by WordPress' minimum required MySQL version, so this is safe.
*/
function has_cap( $db_cap, $_table_name='' ) {
if ( 'collation' == $db_cap )
return true;
return parent::has_cap( $db_cap );
}
/**
* Initialises the class variables based on provided arguments.
* Based on, and taken from, the BackPress class in turn taken from the 1.0 branch of bbPress.
*/
function init( $args ) {
if ( 4 == func_num_args() ) {
$args = array(
'user' => $args,
'password' => func_get_arg( 1 ),
'name' => func_get_arg( 2 ),
'host' => func_get_arg( 3 ),
'charset' => defined( 'BBDB_CHARSET' ) ? BBDB_CHARSET : false,
'collate' => defined( 'BBDB_COLLATE' ) ? BBDB_COLLATE : false,
);
}
$defaults = array(
'user' => false,
'password' => false,
'name' => false,
'host' => 'localhost',
'charset' => false,
'collate' => false,
'errors' => false
);
return wp_parse_args( $args, $defaults );
}
function escape_deep( $data ) {
return $this->escape( $data );
}
}
endif; // class_exists( 'BPDB' )
/* BBPress needs this function to convert vars */
function backpress_convert_object( &$object, $output ) {
if ( is_array( $object ) ) {
foreach ( array_keys( $object ) as $key )
backpress_convert_object( $object[$key], $output );
} else {
switch ( $output ) {
case OBJECT : break;
case ARRAY_A : $object = get_object_vars($object); break;
case ARRAY_N : $object = array_values(get_object_vars($object)); break;
}
}
}
/**
* Copied from wp-admin/includes/upgrade.php, this will take care of creating
* the bbPress stand-alone tables without loading a conflicting WP Admin.
*
* @param unknown_type $queries
* @param unknown_type $execute
* @return unknown
*/
function bp_bb_dbDelta($queries, $execute = true) {
global $wpdb;
// Separate individual queries into an array
if ( !is_array($queries) ) {
$queries = explode( ';', $queries );
if ('' == $queries[count($queries) - 1]) array_pop($queries);
}
$cqueries = array(); // Creation Queries
$iqueries = array(); // Insertion Queries
$for_update = array();
// Create a tablename index for an array ($cqueries) of queries
foreach($queries as $qry) {
if (preg_match("|CREATE TABLE ([^ ]*)|", $qry, $matches)) {
$cqueries[trim( strtolower($matches[1]), '`' )] = $qry;
$for_update[$matches[1]] = 'Created table '.$matches[1];
} else if (preg_match("|CREATE DATABASE ([^ ]*)|", $qry, $matches)) {
array_unshift($cqueries, $qry);
} else if (preg_match("|INSERT INTO ([^ ]*)|", $qry, $matches)) {
$iqueries[] = $qry;
} else if (preg_match("|UPDATE ([^ ]*)|", $qry, $matches)) {
$iqueries[] = $qry;
} else {
// Unrecognized query type
}
}
// Check to see which tables and fields exist
if ($tables = $wpdb->get_col('SHOW TABLES;')) {
// For every table in the database
foreach ($tables as $table) {
// Upgrade global tables only for the main site. Don't upgrade at all if DO_NOT_UPGRADE_GLOBAL_TABLES is defined.
if ( in_array($table, $wpdb->tables('global')) && ( !is_main_site() || defined('DO_NOT_UPGRADE_GLOBAL_TABLES') ) )
continue;
// If a table query exists for the database table...
if ( array_key_exists(strtolower($table), $cqueries) ) {
// Clear the field and index arrays
$cfields = $indices = array();
// Get all of the field names in the query from between the parens
preg_match("|\((.*)\)|ms", $cqueries[strtolower($table)], $match2);
$qryline = trim($match2[1]);
// Separate field lines into an array
$flds = explode("\n", $qryline);
//echo "<hr/><pre>\n".print_r(strtolower($table), true).":\n".print_r($cqueries, true)."</pre><hr/>";
// For every field line specified in the query
foreach ($flds as $fld) {
// Extract the field name
preg_match("|^([^ ]*)|", trim($fld), $fvals);
$fieldname = trim( $fvals[1], '`' );
// Verify the found field name
$validfield = true;
switch (strtolower($fieldname)) {
case '':
case 'primary':
case 'index':
case 'fulltext':
case 'unique':
case 'key':
$validfield = false;
$indices[] = trim(trim($fld), ", \n");
break;
}
$fld = trim($fld);
// If it's a valid field, add it to the field array
if ($validfield) {
$cfields[strtolower($fieldname)] = trim($fld, ", \n");
}
}
// Fetch the table column structure from the database
$tablefields = $wpdb->get_results("DESCRIBE {$table};");
// For every field in the table
foreach ($tablefields as $tablefield) {
// If the table field exists in the field array...
if (array_key_exists(strtolower($tablefield->Field), $cfields)) {
// Get the field type from the query
preg_match("|".$tablefield->Field." ([^ ]*( unsigned)?)|i", $cfields[strtolower($tablefield->Field)], $matches);
$fieldtype = $matches[1];
// Is actual field type different from the field type in query?
if ($tablefield->Type != $fieldtype) {
// Add a query to change the column type
$cqueries[] = "ALTER TABLE {$table} CHANGE COLUMN {$tablefield->Field} " . $cfields[strtolower($tablefield->Field)];
$for_update[$table.'.'.$tablefield->Field] = "Changed type of {$table}.{$tablefield->Field} from {$tablefield->Type} to {$fieldtype}";
}
// Get the default value from the array
//echo "{$cfields[strtolower($tablefield->Field)]}<br>";
if (preg_match("| DEFAULT '(.*)'|i", $cfields[strtolower($tablefield->Field)], $matches)) {
$default_value = $matches[1];
if ($tablefield->Default != $default_value) {
// Add a query to change the column's default value
$cqueries[] = "ALTER TABLE {$table} ALTER COLUMN {$tablefield->Field} SET DEFAULT '{$default_value}'";
$for_update[$table.'.'.$tablefield->Field] = "Changed default value of {$table}.{$tablefield->Field} from {$tablefield->Default} to {$default_value}";
}
}
// Remove the field from the array (so it's not added)
unset($cfields[strtolower($tablefield->Field)]);
} else {
// This field exists in the table, but not in the creation queries?
}
}
// For every remaining field specified for the table
foreach ($cfields as $fieldname => $fielddef) {
// Push a query line into $cqueries that adds the field to that table
$cqueries[] = "ALTER TABLE {$table} ADD COLUMN $fielddef";
$for_update[$table.'.'.$fieldname] = 'Added column '.$table.'.'.$fieldname;
}
// Index stuff goes here
// Fetch the table index structure from the database
$tableindices = $wpdb->get_results("SHOW INDEX FROM {$table};");
if ($tableindices) {
// Clear the index array
unset($index_ary);
// For every index in the table
foreach ($tableindices as $tableindex) {
// Add the index to the index data array
$keyname = $tableindex->Key_name;
$index_ary[$keyname]['columns'][] = array('fieldname' => $tableindex->Column_name, 'subpart' => $tableindex->Sub_part);
$index_ary[$keyname]['unique'] = ($tableindex->Non_unique == 0)?true:false;
}
// For each actual index in the index array
foreach ($index_ary as $index_name => $index_data) {
// Build a create string to compare to the query
$index_string = '';
if ($index_name == 'PRIMARY') {
$index_string .= 'PRIMARY ';
} else if($index_data['unique']) {
$index_string .= 'UNIQUE ';
}
$index_string .= 'KEY ';
if ($index_name != 'PRIMARY') {
$index_string .= $index_name;
}
$index_columns = '';
// For each column in the index
foreach ($index_data['columns'] as $column_data) {
if ($index_columns != '') $index_columns .= ',';
// Add the field to the column list string
$index_columns .= $column_data['fieldname'];
if ($column_data['subpart'] != '') {
$index_columns .= '('.$column_data['subpart'].')';
}
}
// Add the column list to the index create string
$index_string .= ' ('.$index_columns.')';
if (!(($aindex = array_search($index_string, $indices)) === false)) {
unset($indices[$aindex]);
//echo "<pre style=\"border:1px solid #ccc;margin-top:5px;\">{$table}:<br />Found index:".$index_string."</pre>\n";
}
//else echo "<pre style=\"border:1px solid #ccc;margin-top:5px;\">{$table}:<br /><b>Did not find index:</b>".$index_string."<br />".print_r($indices, true)."</pre>\n";
}
}
// For every remaining index specified for the table
foreach ( (array) $indices as $index ) {
// Push a query line into $cqueries that adds the index to that table
$cqueries[] = "ALTER TABLE {$table} ADD $index";
$for_update[$table.'.'.$fieldname] = 'Added index '.$table.' '.$index;
}
// Remove the original table creation query from processing
unset($cqueries[strtolower($table)]);
unset($for_update[strtolower($table)]);
} else {
// This table exists in the database, but not in the creation queries?
}
}
}
$allqueries = array_merge($cqueries, $iqueries);
if ($execute) {
foreach ($allqueries as $query) {
//echo "<pre style=\"border:1px solid #ccc;margin-top:5px;\">".print_r($query, true)."</pre>\n";
$wpdb->query($query);
}
}
return $for_update;
}
?>