forked from vito/chyrp
/
upgrade.php
executable file
·1296 lines (1084 loc) · 49.6 KB
/
upgrade.php
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<?php
/**
* File: Upgrader
* A task-based general-purpose Chyrp upgrader.
*
* Performs upgrade functions based on individual tasks, and checks whether or not they need to be done.
*
* Version-agnostic. Completely safe to be run at all times, by anyone.
*/
header("Content-type: text/html; charset=UTF-8");
define('DEBUG', true);
define('CACHE_TWIG', false);
define('JAVASCRIPT', false);
define('ADMIN', false);
define('AJAX', false);
define('XML_RPC', false);
define('TRACKBACK', false);
define('UPGRADING', true);
define('INSTALLING', false);
define('TESTER', true);
define('INDEX', false);
define('MAIN_DIR', dirname(__FILE__));
define('INCLUDES_DIR', dirname(__FILE__)."/includes");
define('MODULES_DIR', MAIN_DIR."/modules");
define('FEATHERS_DIR', MAIN_DIR."/feathers");
define('THEMES_DIR', MAIN_DIR."/themes");
if (!AJAX and
extension_loaded("zlib") and
!ini_get("zlib.output_compression") and
isset($_SERVER['HTTP_ACCEPT_ENCODING']) and
substr_count($_SERVER['HTTP_ACCEPT_ENCODING'], "gzip") and
USE_ZLIB) {
ob_start("ob_gzhandler");
header("Content-Encoding: gzip");
} else
ob_start();
/**
* Function: config_file
* Returns what config file their install is set up for.
*/
function config_file() {
if (file_exists(INCLUDES_DIR."/config.yaml.php"))
return INCLUDES_DIR."/config.yaml.php";
if (file_exists(INCLUDES_DIR."/config.yml.php"))
return INCLUDES_DIR."/config.yml.php";
if (file_exists(INCLUDES_DIR."/config.php"))
return INCLUDES_DIR."/config.php";
exit("Config file not found.");
}
/**
* Function: database_file
* Returns what database config file their install is set up for.
*/
function database_file() {
if (file_exists(INCLUDES_DIR."/database.yaml.php"))
return INCLUDES_DIR."/database.yaml.php";
if (file_exists(INCLUDES_DIR."/database.yml.php"))
return INCLUDES_DIR."/database.yml.php";
if (file_exists(INCLUDES_DIR."/database.php"))
return INCLUDES_DIR."/database.php";
return false;
}
/**
* Function: using_yaml
* Are they using YAML config storage?
*/
function using_yaml() {
return (basename(config_file()) != "config.php" and basename(database_file()) != "database.php") or !database_file();
}
# Evaluate the code in their config files, but with the classes renamed, so we can safely retrieve the values.
if (!using_yaml()) {
eval(str_replace(array("<?php", "?>", "Config"),
array("", "", "OldConfig"),
file_get_contents(config_file())));
if (database_file())
eval(str_replace(array("<?php", "?>", "SQL"),
array("", "", "OldSQL"),
file_get_contents(database_file())));
}
# File: Helpers
# Various functions used throughout Chyrp's code.
require_once INCLUDES_DIR."/helpers.php";
# File: Gettext
# Gettext library.
require_once INCLUDES_DIR."/lib/gettext/gettext.php";
# File: Streams
# Streams library.
require_once INCLUDES_DIR."/lib/gettext/streams.php";
# File: YAML
# Horde YAML parsing library.
require_once INCLUDES_DIR."/lib/YAML.php";
# File: SQL
# See Also:
# <SQL>
require INCLUDES_DIR."/class/SQL.php";
/**
* Class: Config
* Handles writing to whichever config file they're using.
*/
class Config {
# Array: $yaml
# Stores all of the YAML data.
static $yaml = array("config" => array(),
"database" => array());
/**
* Function: get
* Returns a config setting.
*
* Parameters:
* $setting - The setting to return.
*/
static function get($setting) {
return (isset(Config::$yaml["config"][$setting])) ? Config::$yaml["config"][$setting] : false ;
}
/**
* Function: set
* Sets a config setting.
*
* Parameters:
* $setting - The config setting to set.
* $value - The value for the setting.
* $message - The message to display with test().
*/
static function set($setting, $value, $message = null) {
if (self::get($setting) == $value) return;
if (!isset($message))
$message = _f("Setting %s to %s...", array($setting, normalize(print_r($value, true))));
Config::$yaml["config"][$setting] = $value;
$protection = "<?php header(\"Status: 403\"); exit(\"Access denied.\"); ?>\n";
$dump = $protection.YAML::dump(Config::$yaml["config"]);
echo $message.test(@file_put_contents(INCLUDES_DIR."/config.yaml.php", $dump));
}
/**
* Function: check
* Goes a config exist?
*
* Parameters:
* $setting - Name of the config to check.
*/
static function check($setting) {
return (isset(Config::$yaml["config"][$setting]));
}
/**
* Function: fallback
* Sets a config setting to $value if it does not exist.
*
* Parameters:
* $setting - The config setting to set.
* $value - The value for the setting.
* $message - The message to display with test().
*/
static function fallback($setting, $value, $message = null) {
if (!isset($message))
$message = _f("Adding %s setting...", array($setting));
if (!self::check($setting))
echo self::set($setting, $value, $message);
}
/**
* Function: remove
* Removes a setting if it exists.
*
* Parameters:
* $setting - The setting to remove.
*/
static function remove($setting) {
if (!self::check($setting)) return;
unset(Config::$yaml["config"][$setting]);
$protection = "<?php header(\"Status: 403\"); exit(\"Access denied.\"); ?>\n";
$dump = $protection.YAML::dump(Config::$yaml["config"]);
echo _f("Removing %s setting...", array($setting)).
test(@file_put_contents(INCLUDES_DIR."/config.yaml.php", $dump));
}
}
if (using_yaml()) {
Config::$yaml["config"] = YAML::load(preg_replace("/<\?php(.+)\?>\n?/s", "", file_get_contents(config_file())));
if (database_file())
Config::$yaml["database"] = YAML::load(preg_replace("/<\?php(.+)\?>\n?/s",
"",
file_get_contents(database_file())));
else
Config::$yaml["database"] = oneof(@Config::$yaml["config"]["sql"], array());
} else {
# $config and $sql here are loaded from the eval()'s above.
foreach ($config as $name => $val)
Config::$yaml["config"][$name] = $val;
foreach ($sql as $name => $val)
Config::$yaml["database"][$name] = $val;
}
load_translator("chyrp", INCLUDES_DIR."/locale/".Config::get("locale").".mo");
/**
* Function: test
* Attempts to perform a task, and displays a "success" or "failed" message determined by the outcome.
*
* Parameters:
* $try - The task to attempt. Should return something that evaluates to true or false.
* $message - Message to display for the test.
*/
function test($try, $message = "") {
$sql = SQL::current();
if (!empty($sql->error)) {
$message.= "\n".$sql->error."\n\n";
$sql->error = "";
}
$info = $message;
if ($try)
return " <span class=\"yay\">".__("success!")."</span>\n";
else
return " <span class=\"boo\">".__("failed!")."</span>\n".$info;
}
#---------------------------------------------
# Upgrading Actions
#---------------------------------------------
/**
* Function: fix_htaccess
* Repairs their .htaccess file.
*/
function fix_htaccess() {
$url = "http://".$_SERVER['HTTP_HOST'].str_replace("/upgrade.php", "", $_SERVER['REQUEST_URI']);
$index = (parse_url($url, PHP_URL_PATH)) ? "/".trim(parse_url($url, PHP_URL_PATH), "/")."/" : "/" ;
$path = preg_quote($index, "/");
$htaccess_has_chyrp = (file_exists(MAIN_DIR."/.htaccess") and preg_match("/<IfModule mod_rewrite\.c>\n([\s]*)RewriteEngine On\n([\s]*)RewriteBase {$path}\n([\s]*)RewriteCond %\{REQUEST_FILENAME\} !-f\n([\s]*)RewriteCond %\{REQUEST_FILENAME\} !-d\n([\s]*)RewriteRule (\^\.\+\\$|\!\\.\(gif\|jpg\|png\|css\)) index\.php \[L\]\n([\s]*)RewriteRule \^\.\+\\\.twig\\$ index\.php \[L\]\n([\s]*)<\/IfModule>/", file_get_contents(MAIN_DIR."/.htaccess")));
if ($htaccess_has_chyrp)
return;
$htaccess = "<IfModule mod_rewrite.c>\nRewriteEngine On\nRewriteBase {$index}\nRewriteCond %{REQUEST_FILENAME} !-f\nRewriteCond %{REQUEST_FILENAME} !-d\nRewriteRule ^.+\$ index.php [L]\nRewriteRule ^.+\\.twig\$ index.php [L]\n</IfModule>";
if (!file_exists(MAIN_DIR."/.htaccess"))
echo __("Generating .htaccess file...").
test(@file_put_contents(MAIN_DIR."/.htaccess", $htaccess), __("Try creating the file and/or CHMODding it to 777 temporarily."));
else
echo __("Appending to .htaccess file...").
test(@file_put_contents(MAIN_DIR."/.htaccess", "\n\n".$htaccess, FILE_APPEND), __("Try creating the file and/or CHMODding it to 777 temporarily."));
}
/**
* Function: tweets_to_posts
* Enacts the "tweet" to "post" rename.
*
* Versions: 1.0.2 => 1.0.3
*/
function tweets_to_posts() {
if (SQL::current()->query("SELECT * FROM __tweets"))
echo __("Renaming tweets table to posts...").
test(SQL::current()->query("RENAME TABLE __tweets TO __posts"));
if (SQL::current()->query("SELECT add_tweet FROM __groups"))
echo __("Renaming add_tweet permission to add_post...").
test(SQL::current()->query("ALTER TABLE __groups CHANGE add_tweet add_post TINYINT(1) NOT NULL DEFAULT '0'"));
if (SQL::current()->query("SELECT edit_tweet FROM __groups"))
echo __("Renaming edit_tweet permission to edit_post...").
test(SQL::current()->query("ALTER TABLE __groups CHANGE edit_tweet edit_post TINYINT(1) NOT NULL DEFAULT '0'"));
if (SQL::current()->query("SELECT delete_tweet FROM __groups"))
echo __("Renaming delete_tweet permission to delete_post...").
test(SQL::current()->query("ALTER TABLE __groups CHANGE delete_tweet delete_post TINYINT(1) NOT NULL DEFAULT '0'"));
if (Config::check("tweets_per_page")) {
Config::fallback("posts_per_page", Config::get("tweets_per_page"));
Config::remove("tweets_per_page");
}
if (Config::check("tweet_url")) {
Config::fallback("post_url", Config::get("tweet_url"));
Config::remove("tweet_url");
}
if (Config::check("rss_tweets")) {
Config::fallback("rss_posts", Config::get("rss_posts"));
Config::remove("rss_tweets");
}
}
/**
* Function: pages_parent_id_column
* Adds the @parent_id@ column to the "pages" table.
*
* Versions: 1.0.3 => 1.0.4
*/
function pages_parent_id_column() {
if (SQL::current()->query("SELECT parent_id FROM __pages"))
return;
echo __("Adding parent_id column to pages table...").
test(SQL::current()->query("ALTER TABLE __pages ADD parent_id INT(11) NOT NULL DEFAULT '0' AFTER user_id"));
}
/**
* Function: pages_list_order_column
* Adds the @list_order@ column to the "pages" table.
*
* Versions: 1.0.4 => 1.1.0
*/
function pages_list_order_column() {
if (SQL::current()->query("SELECT list_order FROM __pages"))
return;
echo __("Adding list_order column to pages table...").
test(SQL::current()->query("ALTER TABLE __pages ADD list_order INT(11) NOT NULL DEFAULT '0' AFTER show_in_list"));
}
/**
* Function: remove_beginning_slash_from_post_url
* Removes the slash at the beginning of the post URL setting.
*/
function remove_beginning_slash_from_post_url() {
if (substr(Config::get("post_url"), 0, 1) == "/")
Config::set("post_url", ltrim(Config::get("post_url"), "/"));
}
/**
* Function: move_yml_yaml
* Renames config.yml.php to config.yaml.php.
*
* Versions: 1.1.2 => 1.1.3
*/
function move_yml_yaml() {
if (file_exists(INCLUDES_DIR."/config.yml.php"))
echo __("Moving /includes/config.yml.php to /includes/config.yaml.php...").
test(@rename(INCLUDES_DIR."/config.yml.php", INCLUDES_DIR."/config.yaml.php"), __("Try CHMODding the file to 777."));
}
/**
* Function: update_protection
* Updates the PHP protection code in the config file.
*/
function update_protection() {
if (!file_exists(INCLUDES_DIR."/config.yaml.php") or
substr_count(file_get_contents(INCLUDES_DIR."/config.yaml.php"),
"<?php header(\"Status: 403\"); exit(\"Access denied.\"); ?>"))
return;
$contents = file_get_contents(INCLUDES_DIR."/config.yaml.php");
$new_error = preg_replace("/<\?php (.+) \?>/",
"<?php header(\"Status: 403\"); exit(\"Access denied.\"); ?>",
$contents);
echo __("Updating protection code in config.yaml.php...").
test(@file_put_contents(INCLUDES_DIR."/config.yaml.php", $new_error), __("Try CHMODding the file to 777."));
}
/**
* Function: theme_default_to_stardust
* Changes their theme from "default" to "stardust", or leaves it alone if they're not using "default".
*
* Versions: 1.1.3.2 => 2.0
*/
function theme_default_to_stardust() {
if (Config::get("theme") != "default") return;
Config::set("theme", "stardust");
}
/**
* Function: default_db_adapter_to_mysql
* Adds an "adapter" SQL setting if it doesn't exist, and sets it to "mysql".
*
* Versions: 1.1.3.2 => 2.0
*/
function default_db_adapter_to_mysql() {
$sql = SQL::current();
if (isset($sql->adapter)) return;
$sql->set("adapter", "mysql");
}
/**
* Function: move_upload
* Renames the "upload" directory to "uploads".
*/
function move_upload() {
if (file_exists(MAIN_DIR."/upload") and !file_exists(MAIN_DIR."/uploads"))
echo __("Renaming /upload directory to /uploads...").test(@rename(MAIN_DIR."/upload", MAIN_DIR."/uploads"), __("Try CHMODding the directory to 777."));
}
/**
* Function: make_posts_xml
* Updates all of the post XML data to well-formed non-CDATAized XML.
*
* Versions: 1.1.3.2 => 2.0
*/
function make_posts_safe() {
if (!$posts = SQL::current()->query("SELECT * FROM __posts"))
return;
if (!SQL::current()->query("SELECT xml FROM __posts"))
return;
function clean_xml(&$input) {
$input = trim($input);
}
while ($post = $posts->fetchObject()) {
if (!substr_count($post->xml, "<![CDATA["))
continue;
$post->xml = str_replace("<![CDATA[]]>", "", $post->xml);
$xml = simplexml_load_string($post->xml, "SimpleXMLElement", LIBXML_NOCDATA);
$parse = xml2arr($xml);
array_walk_recursive($parse, "clean_xml");
$new_xml = new SimpleXMLElement("<post></post>");
arr2xml($new_xml, $parse);
echo _f("Sanitizing XML data of post #%d...", array($post->id)).
test(SQL::current()->update("posts",
array("id" => $post->id),
array("xml" => $new_xml->asXML())));
}
}
/**
* Function: rss_posts_to_feed_items
* Rename the feed items setting.
*
* Versions: 1.1.3.2 => 2.0
*/
function rss_posts_to_feed_items() {
if (!Config::check("rss_posts"))
return;
Config::fallback("feed_items", Config::get("rss_posts"));
Config::remove("rss_posts");
}
/**
* Function: update_groups_to_yaml
* Updates the groups to use YAML-based permissions instead of table columns.
*
* Versions: 1.1.3.2 => 2.0
*/
function update_groups_to_yaml() {
if (!SQL::current()->query("SELECT view_site FROM __groups")) return;
$get_groups = SQL::current()->query("SELECT * FROM __groups");
echo __("Backing up current groups table...").test($get_groups);
if (!$get_groups) return;
$groups = array();
# Generate an array of groups, name => permissions.
while ($group = $get_groups->fetchObject()) {
$groups[$group->name] = array("permissions" => array());
foreach ($group as $key => $val)
if ($key != "name" and $key != "id" and $val)
$groups[$group->name]["permissions"][] = $key;
elseif ($key == "id")
$groups[$group->name]["id"] = $val;
}
# Convert permissions array to a YAML dump.
foreach ($groups as $key => &$val)
$val["permissions"] = YAML::dump($val["permissions"]);
$drop_groups = SQL::current()->query("DROP TABLE __groups");
echo __("Dropping old groups table...").test($drop_groups);
if (!$drop_groups) return;
$groups_table = SQL::current()->query("CREATE TABLE __groups (
id INTEGER PRIMARY KEY AUTO_INCREMENT,
name VARCHAR(100) DEFAULT '',
permissions LONGTEXT,
UNIQUE (name)
) DEFAULT CHARSET=utf8");
echo __("Creating new groups table...").test($groups_table);
if (!$groups_table) return;
foreach($groups as $name => $values)
echo _f("Restoring group \"%s\"...", array($name)).
test(SQL::current()->insert("groups",
array("id" => $values["id"],
"name" => $name,
"permissions" => $values["permissions"])));
}
/**
* Function: add_permissions_table
* Creates the "permissions" table and fills it in with the default set.
*
* Versions: 1.1.3.2 => 2.0
*/
function add_permissions_table() {
if (SQL::current()->query("SELECT * FROM __permissions")) return;
$permissions_table = SQL::current()->query("CREATE TABLE __permissions (
id VARCHAR(100) DEFAULT '' PRIMARY KEY,
name VARCHAR(100) DEFAULT ''
) DEFAULT CHARSET=utf8");
echo __("Creating new permissions table...").test($permissions_table);
if (!$permissions_table) return;
$permissions = array("change_settings" => "Change Settings",
"toggle_extensions" => "Toggle Extensions",
"view_site" => "View Site",
"view_private" => "View Private Posts",
"view_draft" => "View Drafts",
"view_own_draft" => "View Own Drafts",
"add_post" => "Add Posts",
"add_draft" => "Add Drafts",
"edit_post" => "Edit Posts",
"edit_draft" => "Edit Drafts",
"edit_own_post" => "Edit Own Posts",
"edit_own_draft" => "Edit Own Drafts",
"delete_post" => "Delete Posts",
"delete_draft" => "Delete Drafts",
"delete_own_post" => "Delete Own Posts",
"delete_own_draft" => "Delete Own Drafts",
"add_page" => "Add Pages",
"edit_page" => "Edit Pages",
"delete_page" => "Delete Pages",
"add_user" => "Add Users",
"edit_user" => "Edit Users",
"delete_user" => "Delete Users",
"add_group" => "Add Groups",
"edit_group" => "Edit Groups",
"delete_group" => "Delete Groups");
foreach ($permissions as $id => $name)
echo _f("Inserting permission \"%s\"...", array($name)).
test(SQL::current()->insert("permissions",
array("id" => $id,
"name" => $name)));
}
/**
* Function: add_sessions_table
* Creates the "sessions" table.
*
* Versions: 1.1.3.2 => 2.0
*/
function add_sessions_table() {
if (SQL::current()->query("SELECT * FROM __sessions")) return;
echo __("Creating `sessions` table...").
test(SQL::current()->query("CREATE TABLE __sessions (
id VARCHAR(40) DEFAULT '',
data LONGTEXT,
user_id INTEGER DEFAULT '0',
created_at DATETIME DEFAULT NULL,
updated_at DATETIME DEFAULT NULL,
PRIMARY KEY (id)
) DEFAULT CHARSET=utf8") or die(mysql_error()));
}
/**
* Function: update_permissions_table
* Updates the "permissions" table from ## (id) => foo_bar (name) to foo_bar (id) => Foo Bar (name).
*
* Versions: 2.0b => 2.0
*/
function update_permissions_table() {
# If there are any non-numeric IDs in the permissions database, assume this is already done.
$check = SQL::current()->query("SELECT * FROM __permissions");
while ($row = $check->fetchObject())
if (!is_numeric($row->id))
return;
$permissions_backup = array();
$get_permissions = SQL::current()->query("SELECT * FROM __permissions");
echo __("Backing up current permissions table...").test($get_permissions);
if (!$get_permissions) return;
while ($permission = $get_permissions->fetchObject())
$permissions_backup[] = $permission->name;
$drop_permissions = SQL::current()->query("DROP TABLE __permissions");
echo __("Dropping old permissions table...").test($drop_permissions);
if (!$drop_permissions) return;
echo __("Creating new permissions table...").
test(SQL::current()->query("CREATE TABLE IF NOT EXISTS __permissions (
id VARCHAR(100) DEFAULT '' PRIMARY KEY,
name VARCHAR(100) DEFAULT ''
) DEFAULT CHARSET=utf8"));
$permissions = array("change_settings" => "Change Settings",
"toggle_extensions" => "Toggle Extensions",
"view_site" => "View Site",
"view_private" => "View Private Posts",
"view_draft" => "View Drafts",
"view_own_draft" => "View Own Drafts",
"add_post" => "Add Posts",
"add_draft" => "Add Drafts",
"edit_post" => "Edit Posts",
"edit_draft" => "Edit Drafts",
"edit_own_post" => "Edit Own Posts",
"edit_own_draft" => "Edit Own Drafts",
"delete_post" => "Delete Posts",
"delete_draft" => "Delete Drafts",
"delete_own_post" => "Delete Own Posts",
"delete_own_draft" => "Delete Own Drafts",
"add_page" => "Add Pages",
"edit_page" => "Edit Pages",
"delete_page" => "Delete Pages",
"add_user" => "Add Users",
"edit_user" => "Edit Users",
"delete_user" => "Delete Users",
"add_group" => "Add Groups",
"edit_group" => "Edit Groups",
"delete_group" => "Delete Groups");
foreach ($permissions_backup as $id) {
$name = isset($permissions[$id]) ? $permissions[$id] : camelize($id, true);
echo _f("Restoring permission \"%s\"...", array($name)).
test(SQL::current()->insert("permissions",
array("id" => $id,
"name" => $name)));
}
}
/**
* Function: update_custom_routes
* Updates the custom routes to be path => action instead of # => path.
*
* Versions: 2.0rc1 => 2.0rc2
*/
function update_custom_routes() {
$custom_routes = Config::get("routes");
if (empty($custom_routes)) return;
$new_routes = array();
foreach ($custom_routes as $key => $route) {
if (!is_int($key))
return;
$split = array_filter(explode("/", $route));
if (!isset($split[0]))
return;
echo _f("Updating custom route %s to new format...", array($route)).
test(isset($split[0]) and $new_routes[$route] = $split[0]);
}
Config::set("routes", $new_routes, "Setting new custom routes configuration...");
}
/**
* Function: remove_database_config_file
* Removes the database.yaml.php file, which is merged into config.yaml.php.
*
* Versions: 2.0rc1 => 2.0rc2
*/
function remove_database_config_file() {
if (file_exists(INCLUDES_DIR."/database.yaml.php"))
echo __("Removing database.yaml.php file...").
test(@unlink(INCLUDES_DIR."/database.yaml.php"), __("Try deleting it manually."));
}
/**
* Function: rename_database_setting_to_sql
* Renames the "database" config setting to "sql".
*/
function rename_database_setting_to_sql() {
if (Config::check("sql")) return;
Config::set("sql", Config::get("database"));
Config::remove("database");
}
/**
* Function: update_post_status_column
* Updates the @status@ column on the "posts" table to be a generic varchar field instead of enum.
*
* Versions: 2.0rc1 => 2.0rc2
*/
function update_post_status_column() {
$sql = SQL::current();
if (!$column = $sql->query("SHOW COLUMNS FROM __posts WHERE Field = 'status'"))
return;
if ($column->fetchObject()->Type == "varchar(32)")
return;
echo __("Updating `status` column on `posts` table...")."\n";
echo " - ".__("Backing up `posts` table...").
test($backup = $sql->select("posts"));
if (!$backup)
return;
$backups = $backup->fetchAll();
echo " - ".__("Dropping `posts` table...").
test($drop = $sql->query("DROP TABLE __posts"));
if (!$drop)
return;
echo " - ".__("Creating `posts` table...").
test($create = $sql->query("CREATE TABLE IF NOT EXISTS __posts (
id INTEGER PRIMARY KEY AUTO_INCREMENT,
xml LONGTEXT,
feather VARCHAR(32) DEFAULT '',
clean VARCHAR(128) DEFAULT '',
url VARCHAR(128) DEFAULT '',
pinned TINYINT(1) DEFAULT 0,
status VARCHAR(32) DEFAULT 'public',
user_id INTEGER DEFAULT 0,
created_at DATETIME DEFAULT NULL,
updated_at DATETIME DEFAULT NULL
) DEFAULT CHARSET=utf8"));
if (!$create) {
echo " -".test(false, _f("Backup written to %s.", array("./_posts.bak.txt")));
return file_put_contents("./_posts.bak.txt", var_export($backups, true));
}
foreach ($backups as $backup) {
echo " - "._f("Restoring post #%d...", array($backup["id"])).
test($insert = $sql->insert("posts", $backup), _f("Backup written to %s.", array("./_posts.bak.txt")));
if (!$insert)
return file_put_contents("./_posts.bak.txt", var_export($backups, true));
}
echo " -".test(true);
}
/**
* Function: add_post_attributes_table
* Adds the "post_attributes" table.
*
* Versions: 2.0rc1 => 2.0rc2
*/
function add_post_attributes_table() {
$sql = SQL::current();
if ($sql->select("post_attributes"))
return;
echo __("Creating `post_attributes` table...").
test($sql->query("CREATE TABLE __post_attributes (
post_id INTEGER NOT NULL ,
name VARCHAR(100) DEFAULT '',
value LONGTEXT,
PRIMARY KEY (post_id, name)
) DEFAULT CHARSET=utf8"));
}
/**
* Function: post_xml_to_db
* Migrates the XML post attributes to the "post_attributes" table.
*
* Versions: 2.0rc1 => 2.0rc2
*/
function post_xml_to_db() {
$sql = SQL::current();
if (!$rows = $sql->query("SELECT id, xml FROM __posts"))
return;
function insert_attributes($sql, $row, $xml, &$inserts) {
foreach ($xml as $name => $value) {
if (is_array($value))
$value = YAML::dump($value);
if (!$sql->insert("post_attributes",
array("post_id" => $row["id"],
"name" => $name,
"value" => $value))) {
# Clear successful attribute insertions so the
# user can try again without primary key conflicts.
foreach ($inserts as $insertion)
$sql->delete("post_attributes",
array("post_id" => $insertion["id"],
"name" => $insertion["name"]));
return false;
} else
$inserts[] = array("id" => $row["id"],
"name" => $name);
}
return true;
}
$results = array();
foreach ($rows->fetchAll() as $row) {
if (empty($row["xml"]))
continue;
$xml = xml2arr(new SimpleXMLElement($row["xml"]));
$inserts = array();
echo _f("Migrating attributes of post #%d...", array($row["id"])).
test($results[] = insert_attributes($sql, $row, $xml, $inserts));
}
if (!in_array(false, $results)) {
echo __("Removing `xml` column from `posts` table...")."\n";
echo " - ".__("Backing up `posts` table...").
test($backup = $sql->select("posts"));
if (!$backup)
return;
$backups = $backup->fetchAll();
echo " - ".__("Dropping `posts` table...").
test($drop = $sql->query("DROP TABLE __posts"));
if (!$drop)
return;
echo " - ".__("Creating `posts` table...").
test($create = $sql->query("CREATE TABLE IF NOT EXISTS __posts (
id INTEGER PRIMARY KEY AUTO_INCREMENT,
feather VARCHAR(32) DEFAULT '',
clean VARCHAR(128) DEFAULT '',
url VARCHAR(128) DEFAULT '',
pinned TINYINT(1) DEFAULT 0,
status VARCHAR(32) DEFAULT 'public',
user_id INTEGER DEFAULT 0,
created_at DATETIME DEFAULT NULL,
updated_at DATETIME DEFAULT NULL
) DEFAULT CHARSET=utf8"));
if (!$create)
return file_put_contents("./_posts.bak.txt", var_export($backups, true));
foreach ($backups as $backup) {
unset($backup["xml"]);
echo " - "._f("Restoring post #%d...", array($backup["id"])).
test($insert = $sql->insert("posts", $backup));
if (!$insert)
return file_put_contents("./_posts.bak.txt", var_export($backups, true));
}
echo " -".test(true);
}
}
/**
* Function: add_group_id_to_permissions
* Adds the @group_id@ column to the "permissions" table.
*
* Versions: 2.0rc1 => 2.0rc2
*/
function add_group_id_to_permissions() {
$sql = SQL::current();
if ($sql->select("permissions", "group_id"))
return;
echo __("Backing up permissions...").
test($permissions = $sql->select("permissions"));
if (!$permissions)
return;
$backup = $permissions->fetchAll();
echo __("Dropping `permissions` table...").
test($sql->query("DROP TABLE __permissions"));
echo __("Creating `permissions` table...").
test($sql->query("CREATE TABLE __permissions (
id VARCHAR(100) DEFAULT '',
name VARCHAR(100) DEFAULT '',
group_id INTEGER DEFAULT 0,
PRIMARY KEY (id, group_id)
) DEFAULT CHARSET=utf8"));
foreach ($backup as $permission)
echo _f("Restoring permission `%s`...", array($permission["name"])).
test($sql->insert("permissions",
array("id" => $permission["id"],
"name" => $permission["name"],
"group_id" => 0)));
}
/**
* Function: group_permissions_to_db
* Migrates the group permissions from a YAML column to the "permissions" table.
*
* Versions: 2.0rc1 => 2.0rc2
*/
function group_permissions_to_db() {
$sql = SQL::current();
if (!$sql->select("groups", "permissions"))
return;
echo __("Backing up groups...").
test($groups = $sql->select("groups"));
if (!$groups)
return;
$backup = $groups->fetchAll();
$names = array();
foreach($backup as $group) {
$names[$group["id"]] = $group["name"];
$permissions[$group["id"]] = empty($group["permissions"]) ? array() : YAML::load($group["permissions"]) ;
}
echo __("Dropping `groups` table...").
test($sql->query("DROP TABLE __groups"));
echo __("Creating `groups` table...").
test($sql->query("CREATE TABLE __groups (
id INTEGER PRIMARY KEY AUTO_INCREMENT,
name VARCHAR(100) DEFAULT '',
UNIQUE (name)
) DEFAULT CHARSET=utf8"));
foreach ($names as $id => $name)
echo _f("Restoring group `%s`...", array($name)).
test($sql->insert("groups",
array("id" => $id,
"name" => $name)));
foreach ($permissions as $id => $permissions)
foreach ($permissions as $permission)
echo _f("Restoring permission `%s` on group `%s`...", array($permission, $names[$id])).
test($sql->insert("permissions",
array("id" => $permission,
"name" => $sql->select("permissions", "name", array("id" => $permission))->fetchColumn(),
"group_id" => $id)));
}
/**
* Function: remove_old_files
* Removes old/unused files from previous installs.
*/
function remove_old_files() {
if (file_exists(INCLUDES_DIR."/config.php"))
echo __("Removing `includes/config.php` file...").
test(@unlink(INCLUDES_DIR."/config.php"));
if (file_exists(INCLUDES_DIR."/database.php"))
echo __("Removing `includes/database.php` file...").
test(@unlink(INCLUDES_DIR."/database.php"));
if (file_exists(INCLUDES_DIR."/rss.php"))
echo __("Removing `includes/rss.php` file...").
test(@unlink(INCLUDES_DIR."/rss.php"));
if (file_exists(INCLUDES_DIR."/bookmarklet.php"))
echo __("Removing `includes/bookmarklet.php` file...").
test(@unlink(INCLUDES_DIR."/bookmarklet.php"));
}
/**
* Function: update_user_password_column
* Updates the @password@ column on the "users" table to have a length of 60.
*
* Versions: 2.0rc3 => 2.0
*/
function update_user_password_column() {
$sql = SQL::current();
if (!$column = $sql->query("SHOW COLUMNS FROM __users WHERE Field = 'password'"))
return;