function scoper_filter_terms_for_status($taxonomy, $selected_terms, &$user_terms, $args = array())
{
if (defined('DISABLE_QUERYFILTERS_RS') || defined('DOING_AUTOSAVE') && DOING_AUTOSAVE) {
return $selected_terms;
}
global $scoper;
$defaults = array('object_id' => 0, 'object_type' => '', 'status' => '');
$args = array_merge($defaults, $args);
extract($args);
if (!($tx = $scoper->taxonomies->get($taxonomy))) {
return $selected_terms;
}
if (!($src = $scoper->data_sources->get($tx->object_source))) {
return $selected_terms;
}
if (!isset($src->statuses) || count($src->statuses) < 2) {
return $selected_terms;
}
if (!$object_id) {
$object_id = scoper_get_object_id($src->name);
}
if (!$status) {
// determine current post status
if (defined('XMLRPC_REQUEST') && !empty($GLOBALS['scoper_xmlrpc_post_status'])) {
$status = $GLOBALS['scoper_xmlrpc_post_status'];
} else {
if (!($status = $scoper->data_sources->get_from_http_post('status', $src))) {
if ($object_id) {
$status = $scoper->data_sources->get_from_db('status', $src, $object_id);
}
}
}
}
if (!$object_type) {
if (!($object_type = cr_find_object_type($src->name, $object_id))) {
if (defined('XMLRPC_REQUEST')) {
$object_type = 'post';
} else {
return $selected_terms;
}
}
}
if ('auto-draft' == $status) {
$status = 'draft';
}
// make sure _others caps are required only for objects current user doesn't own
$base_caps_only = true;
if ($object_id && !empty($src->cols->owner)) {
$col_owner = $src->cols->owner;
if ($object = $scoper->data_sources->get_object($src->name, $object_id)) {
if (!empty($object->{$col_owner}) && $object->{$col_owner} != $GLOBALS['current_user']->ID) {
$base_caps_only = false;
}
}
}
if (!($reqd_caps = cr_get_reqd_caps($src->name, OP_EDIT_RS, $object_type, $status, $base_caps_only))) {
return $selected_terms;
}
$qualifying_roles = $scoper->role_defs->qualify_roles($reqd_caps);
if ($qualifying_term_assigner_roles = $scoper->role_defs->qualify_roles(array("assign_{$taxonomy}"))) {
$qualifying_roles = array_merge($qualifying_roles, $qualifying_term_assigner_roles);
}
$user_terms = $scoper->qualify_terms_daterange($reqd_caps, $taxonomy, $qualifying_roles);
foreach (array_keys($user_terms) as $date_key) {
$date_clause = '';
if ($date_key && is_serialized($date_key)) {
// Check stored post date against any role date limits associated whith this set of terms (if not stored, check current date)
$content_date_limits = unserialize($date_key);
$post_date_gmt = $object_id ? $scoper->data_sources->get_from_db('date', $src, $object_id) : 0;
if (!$post_date_gmt) {
$post_date_gmt = agp_time_gmt();
}
if ($post_date_gmt < $content_date_limits->content_min_date_gmt || $post_date_gmt > $content_date_limits->content_max_date_gmt) {
unset($user_terms[$date_key]);
}
}
}
$user_terms = agp_array_flatten($user_terms);
$selected_terms = array_intersect($selected_terms, $user_terms);
return $selected_terms;
}
function ui_object_roles($src_name, $args = array())
{
$defaults = array('object_type' => '');
$args = array_merge($defaults, (array) $args);
extract($args);
if (!($src = $this->scoper->data_sources->get($src_name))) {
return;
}
if (!$object_type) {
if (!($object_type = cr_find_object_type($src_name))) {
return;
}
}
$object_id = scoper_get_object_id($src_name, $object_type);
if (!$this->scoper_admin->user_can_admin_object($src_name, $object_type, $object_id)) {
return;
}
$this->init_item_roles_ui();
$this->item_roles_ui->single_object_roles_ui($src_name, $object_type, $object_id);
}
function users_queryroles($reqd_caps, $src_name, $object_id = '', $args = array())
{
$defaults = array('roles' => '', 'user' => '', 'querying_groups' => 0, 'use_term_roles' => 1, 'use_blog_roles' => 1, 'skip_object_roles' => false, 'ignore_strict_terms' => 0, 'object_terms' => array(), 'object_type' => '', 'objscope_roles' => '', 'any_object' => false);
$args = array_merge($defaults, (array) $args);
extract($args);
$src = $this->scoper->data_sources->get($src_name);
// ---- The following default argument generation is included to support potential direct usage of this function
// (not needed for flt_users_where call -----------------
// Treat empty reqd_caps array as an error
if (empty($reqd_caps)) {
return array();
}
$reqd_caps = (array) $reqd_caps;
// Calling function may save us a little work if it has already made this call
if (!$roles) {
if (!($roles = $this->scoper->role_defs->qualify_roles($reqd_caps))) {
return array();
}
} else {
$roles = (array) $roles;
}
// this set of reqd_caps cannot be satisfied by any role
if (!$reqd_caps && !$roles) {
return;
}
if ($object_id && !$src_name) {
$object_id = 0;
}
// -----------------------------------------------------------------------------------
// Default to not honoring custom user caps, but support option
$custom_user_blogcaps = SCOPER_CUSTOM_USER_BLOGCAPS;
if (!$object_type) {
if ($object_types = $this->scoper->cap_defs->object_types_from_caps($reqd_caps, $src_name)) {
if (count($object_types) == 1) {
$object_type = reset($object_types);
}
}
if (!$object_type) {
$object_type = cr_find_object_type($src_name, $object_id);
}
}
// RS roles are object type-specific
$roles_wp = $this->scoper->role_defs->filter($roles, array('role_type' => 'wp'));
$roles_rs = $this->scoper->role_defs->filter($roles, array('role_type' => 'rs'));
$this_otype_roles = $this->scoper->role_defs->get_matching('rs', $src_name, $object_type);
$roles_rs = array_intersect_key($roles_rs, $this_otype_roles);
$roles = array_merge($roles_rs, $roles_wp);
$qualifying_roles = array();
// --------- ACCOUNT FOR OBJECT ROLES -----------
// If this set of reqd_caps can be satisfied by a scopable role, check for object role assignements
if (!$skip_object_roles && ($object_id || $any_object)) {
// exclude roles which have never been assigned to any object
if ($object_roles = $this->scoper->qualify_object_roles($reqd_caps, $object_type, -1)) {
$qualifying_roles[OBJECT_SCOPE_RS][''] = scoper_role_handles_to_names(array_keys($roles));
}
}
// If this inquiry is for a particular object, find out which roles must be object-assigned for it
if ($object_id) {
// For term and blog role clauses, exclude roles which require object assignment for that object
// But don't disqualify a role if any of the roles it "contains" also qualify and are not object-scoped.
// (i.e. If the required caps are satisfied by admin, editor and contributor, the actual minimum requirement
// is contributor. A specification that admin and editor roles "require object assignment" does not apply
// in this scenario.
if (!is_array($objscope_roles)) {
$objscope_roles = $this->get_objscope_roles($src_name, $object_id, '', true);
}
if ($objscope_roles) {
$contained_roles = array();
$roles_wp = $this->scoper->role_defs->filter($roles, array('role_type' => 'wp'));
foreach (array_keys($roles_wp) as $role_handle) {
// If scoping with RS roles, this will also have the effect of disqualifying a WP blog role if all of the qualifying RS roles it contains are objscoped.
$contained_roles[$role_handle] = $this->scoper->role_defs->get_contained_roles($role_handle, false, 'rs');
$contained_roles[$role_handle] = array_intersect_key($contained_roles[$role_handle], $roles);
if (!array_diff_key($contained_roles[$role_handle], $objscope_roles)) {
unset($roles[$role_handle]);
}
}
foreach (array_keys($roles) as $role_handle) {
$contained_roles[$role_handle] = $this->scoper->role_defs->get_contained_roles($role_handle, true, 'rs');
//true: include this role in return array
$contained_roles[$role_handle] = array_intersect_key($contained_roles[$role_handle], $roles);
if (!array_diff_key($contained_roles[$role_handle], $objscope_roles)) {
unset($roles[$role_handle]);
}
}
}
}
// --------- ACCOUNT FOR TERM ROLES -----------
// Consider term scope settings and role assignments
//
$uses_taxonomies = scoper_get_taxonomy_usage($src_name, $object_type);
if ($use_term_roles && $src_name && $roles && !empty($uses_taxonomies)) {
// If scoping with RS roles, strip out WP role definitions (which were included for blogrole clause)
$term_roles = $this->scoper->role_defs->filter($roles, array('role_type' => 'rs'));
if ($term_roles) {
foreach ($uses_taxonomies as $taxonomy) {
// include users with a sufficient term role assignment in any term
$qualifying_roles[TERM_SCOPE_RS][$taxonomy] = scoper_role_handles_to_names(array_keys($term_roles));
}
}
// Honor blog-wide assignment of any non-objscope role, but only if at least one term
// is not "strict" (i.e. merges blogroles into term-specific assignments).
if (!$ignore_strict_terms) {
$term_roles = $this->get_unrestricted_term_roles($term_roles, $uses_taxonomies, $object_id, $object_terms);
// disqualify a WP blog role if all of the qualifying RS roles it contains were excluded by the strict terms filter.
if ($roles_wp = $this->scoper->role_defs->filter($roles, array('role_type' => 'wp'))) {
$contained_roles = array();
foreach (array_keys($roles_wp) as $role_handle) {
$contained_roles[$role_handle] = $this->scoper->role_defs->get_contained_roles($role_handle, false, 'rs');
$contained_roles[$role_handle] = array_intersect_key($contained_roles[$role_handle], $roles);
if (!$term_roles || !$contained_roles[$role_handle] || !array_intersect_key($contained_roles[$role_handle], $term_roles)) {
unset($roles[$role_handle]);
}
}
}
$roles_current = $this->scoper->role_defs->filter($roles, array('role_type' => 'rs'));
foreach (array_keys($roles_current) as $role_handle) {
if (!isset($term_roles[$role_handle])) {
unset($roles[$role_handle]);
}
}
// Since this term role is restricted for all terms, prevent corresponding blog role from being added to qualifying_roles array by subsequent code
}
}
// --------- ACCOUNT FOR BLOG ROLES -----------
// For each qualifying role, recognize blog assignment if the reqd_caps set is not associated
// with a defined data source, if this source/object type does not use term roles,
// or if some of the the terms are not strict.
//
// Note that WP blogrole assignments (if not taxonomy or object-scoped) are honored
// regardless of Role Scoper role_type setting.
if ($use_blog_roles) {
if ($admin_roles = awp_administrator_roles()) {
$roles = $roles ? array_merge($roles, $admin_roles) : $admin_roles;
}
if ($roles) {
$role_types = array('rs', 'wp');
foreach ($role_types as $role_type) {
//if ( ('rs' == $role_type) && ! RS_BLOG_ROLES ) // rs_blog_roles option has never been active in any RS release; leave commented here in case need arises
// continue;
$this_type_roles = $this->scoper->role_defs->filter($roles, array('role_type' => $role_type));
$qualifying_roles[BLOG_SCOPE_RS][$role_type] = scoper_role_handles_to_names(array_keys($this_type_roles));
}
}
if ($custom_user_blogcaps && $use_blog_roles) {
// If custom user blogcaps option is enabled, this function is called separately for each reqd cap.
// Custom user caps are stored as "hidden" single-cap role of type WP_CAP, sync'd to WP usermeta storage.
if ($custom_user_blogcaps) {
$qualifying_roles[BLOG_SCOPE_RS]['wp_cap'] = $reqd_caps;
}
// ...which contains one cap
}
}
return $qualifying_roles;
}
function mnt_create_object($src_name, $args, $object_id, $object = '')
{
$defaults = array('object_type' => '');
$args = array_intersect_key($defaults, (array) $args);
extract($args);
static $inserted_objects;
if (!isset($inserted_objects)) {
$inserted_objects = array();
}
// so this filter doesn't get called by hook AND internally
if (isset($inserted_objects[$src_name][$object_id])) {
return;
}
if (empty($object_type)) {
if ($col_type = $GLOBALS['scoper']->data_sources->member_property($src_name, 'cols', 'type')) {
$object_type = isset($object->{$col_type}) ? $object->{$col_type} : '';
}
}
if (empty($object_type)) {
if (!isset($object)) {
$object = '';
}
$object_type = cr_find_object_type($src_name, $object_id, $object);
}
if ($object_type == 'revision') {
return;
}
$inserted_objects[$src_name][$object_id] = 1;
if ('post' == $src_name) {
$post_type_obj = get_post_type_object($object_type);
if ($post_type_obj->hierarchical) {
scoper_flush_cache_groups('get_pages');
}
}
}
function scoper_get_parent_roles($obj_or_term_id, $scope, $src_or_tx_name, $parent_id, $object_type = '')
{
global $wpdb, $scoper;
$role_clause = '';
if (!$parent_id && OBJECT_SCOPE_RS == $scope) {
// for default roles, need to distinguish between otype-specific roles
// (note: this only works w/ RS role type. Default object roles are disabled for WP role type because we'd be stuck assigning all default roles to both post & page.)
$src = $scoper->data_sources->get($src_or_tx_name);
if (!empty($src->cols->type)) {
if (!$object_type) {
$object_type = cr_find_object_type($src_name, $object_id);
}
if ($object_type) {
$role_defs = $scoper->role_defs->get_matching('rs', $src_or_tx_name, $object_type);
if ($role_names = scoper_role_handles_to_names(array_keys($role_defs))) {
$role_clause = "AND role_type = 'rs' AND role_name IN ('" . implode("', '", $role_names) . "')";
}
}
}
}
// Since this is a new object, propagate roles from parent (if any are marked for propagation)
$qry = "SELECT * FROM {$wpdb->user2role2object_rs} WHERE scope = %s AND assign_for IN ('children', 'both') {$role_clause} AND src_or_tx_name = %s AND obj_or_term_id = %d ORDER BY role_type, role_name";
$results = scoper_get_results($wpdb->prepare($qry, $scope, $src_or_tx_name, $parent_id));
return $results;
}
function _flt_user_has_cap($wp_blogcaps, $orig_reqd_caps, $args)
{
// =============================== STATIC VARIABLE DECLARATION AND INITIALIZATION (to memcache filtering results) =====
static $cache_tested_ids;
static $cache_okay_ids;
static $cache_where_clause;
if (empty($cache_tested_ids)) {
$cache_where_clause = array();
$cache_tested_ids = array();
$cache_okay_ids = array();
}
// ====================================================================================================================
// =============================================== TEMPORARY DEBUG CODE ================================================
//dump($orig_reqd_caps);
//dump($args);
//if ( strpos( $_SERVER['REQUEST_URI'], 'ajax' ) ) {
//if ( ! empty($_REQUEST) )
// rs_errlog( serialize($_REQUEST) );
//rs_errlog( '' );
//rs_errlog('flt_user_has_cap');
//rs_errlog(serialize($orig_reqd_caps));
//rs_errlog(serialize($args));
//rs_errlog('');
//}
// ============================================= (end temporary debug code) ==============================================
// convert 'rs_role_name' to corresponding caps (and also make a tinkerable copy of orig_reqd_caps)
$orig_reqd_caps = $this->scoper->role_defs->role_handles_to_caps($orig_reqd_caps);
// ================= EARLY EXIT CHECKS (if the provided reqd_caps do not need filtering or need special case filtering ==================
global $pagenow;
// Disregard caps which are not defined in Role Scoper config
if (!($rs_reqd_caps = array_intersect($orig_reqd_caps, $this->scoper->cap_defs->get_all_keys()))) {
return $wp_blogcaps;
}
// log initial set of RS-filtered caps (in case we swap in equivalent caps for intermediate processing)
$orig_reqd_caps = $rs_reqd_caps;
// permitting this filter to execute early in an attachment request resets the found_posts record, preventing display in the template
if (is_attachment() && !is_admin() && !did_action('template_redirect')) {
if (empty($GLOBALS['scoper_checking_attachment_access'])) {
return $wp_blogcaps;
}
}
// work around bug in mw_EditPost method (requires publish_pages AND publish_posts cap)
if (defined('XMLRPC_REQUEST') && 'publish_posts' == $orig_reqd_caps[0]) {
if (!empty($GLOBALS['xmlrpc_post_type_rs']) && 'page' == $GLOBALS['xmlrpc_post_type_rs']) {
return array('publish_posts' => true);
}
}
// backdoor to deal with rare cases where one of the caps included in RS role defs cannot be filtered properly
if (defined('UNSCOPED_CAPS_RS') && !array_diff($orig_reqd_caps, explode(',', UNSCOPED_CAPS_RS))) {
return $wp_blogcaps;
}
// custom workaround to reveal all private / restricted content in all blogs if logged into main blog
if (defined('SCOPER_MU_MAIN_BLOG_RULES')) {
include_once dirname(__FILE__) . '/mu-custom.php';
if (!array_diff($orig_reqd_caps, array('read', 'read_private_pages', 'read_private_posts'))) {
if ($return_caps = ScoperMU_Custom::current_user_logged_into_main($wp_blogcaps, $orig_reqd_caps)) {
return $return_caps;
}
}
}
//define( 'SCOPER_NO_COMMENT_FILTERING', true );
if (defined('SCOPER_NO_COMMENT_FILTERING') && 'moderate_comments' == $orig_reqd_caps[0] && empty($GLOBALS['current_rs_user']->allcaps['moderate_comments'])) {
return $wp_blogcaps;
}
if (defined('SCOPER_ALL_UPLOADS_EDITABLE') && $pagenow == 'upload.php' && in_array($orig_reqd_caps[0], array('upload_files', 'edit_others_posts', 'delete_others_posts'))) {
return $wp_blogcaps;
}
// =================================================== (end early exit checks) ======================================================
// ============================ GLOBAL VARIABLE DECLARATIONS, ARGUMENT TRANSLATION AND STATUS DETECTION =============================
global $current_rs_user;
$user_id = isset($args[1]) ? $args[1] : 0;
if ($user_id && $user_id != $current_rs_user->ID) {
$user = rs_get_user($user_id);
} else {
$user = $current_rs_user;
}
// currently needed for filtering async-upload.php
if (empty($user->blog_roles) || empty($user->blog_roles[''])) {
$this->scoper->refresh_blogroles();
}
$object_id = isset($args[2]) ? (int) $args[2] : 0;
// WP passes comment ID with 'edit_comment' metacap
if ($object_id && 'edit_comment' == $args[0]) {
if (!in_array('moderate_comments', $rs_reqd_caps)) {
// as of WP 3.2.1, 'edit_comment' maps to related post's 'edit_post' caps without requiring moderate_comments
if (scoper_get_option('require_moderate_comments_cap')) {
$rs_reqd_caps[] = 'moderate_comments';
$modified_caps = true;
}
}
if ($comment = get_comment($object_id)) {
$object_id = $comment->comment_post_ID;
} else {
$object_id = 0;
}
}
// note the data source and object type(s) which are associated with the required caps (based on inclusion in RS Role Definitions)
$is_taxonomy_cap = false;
$src_name = '';
$cap_types = $this->scoper->cap_defs->src_otypes_from_caps($rs_reqd_caps, $src_name);
// note: currently only needed for src_name determination
$doing_admin_menus = is_admin() && (did_action('_admin_menu') && !did_action('admin_menu') || did_action('admin_head') && !did_action('adminmenu'));
// for scoped menu management roles, satisfy edit_theme_options cap requirement
if (array_key_exists(0, $orig_reqd_caps) && 'edit_theme_options' == $orig_reqd_caps[0] && empty($wp_blogcaps['edit_theme_options'])) {
if (in_array($GLOBALS['pagenow'], array('nav-menus.php', 'admin-ajax.php')) || $doing_admin_menus) {
$key = array_search('edit_theme_options', $rs_reqd_caps);
if (false !== $key) {
$tx = get_taxonomy('nav_menu');
$rs_reqd_caps[$key] = $tx->cap->manage_terms;
$src_name = 'nav_menu';
// menu-specific manager assignment does not permit deletion of the menu
if (!empty($_REQUEST['action']) && 'delete' == $_REQUEST['action']) {
$this->skip_any_term_check = true;
}
}
}
}
if (!$src_name) {
// required capabilities correspond to multiple data sources
return $wp_blogcaps;
}
// slight simplification: assume a single cap object type for a few cap substitution checks
$is_taxonomy_cap = $this->scoper->cap_defs->member_property(reset($rs_reqd_caps), 'is_taxonomy_cap');
// Establish some context by detecting object type - based on object ID if provided, or otherwise based on http variables.
if (in_array($pagenow, array('media-upload.php', 'async-upload.php'))) {
if (!empty($GLOBALS['post'])) {
$object_type = $GLOBALS['post']->post_type;
}
} elseif (is_admin() && 'edit-tags.php' == $GLOBALS['pagenow'] && 'link_category' == $_REQUEST['taxonomy']) {
$src_name = 'link';
$object_type = 'link_category';
} elseif (array_key_exists(0, $orig_reqd_caps) && in_array($orig_reqd_caps[0], array('manage_nav_menus', 'edit_theme_options'))) {
$src_name = 'nav_menu';
}
if (empty($object_type)) {
$object_type = cr_find_object_type($src_name, $object_id);
}
$object_type_obj = cr_get_type_object($src_name, $object_type);
$is_att_rev = false;
if ('post' == $src_name) {
if (in_array($object_type, array('attachment', 'revision'))) {
$is_att_rev = true;
if ($object_id) {
if ($_post = get_post($object_id)) {
if ($_parent = get_post($_post->post_parent)) {
$object_type = $_parent->post_type;
$object_id = $_parent->ID;
// deal with case of edit_posts cap check on attachments to revision (with Revisionary)
if ('revision' == $object_type) {
if ($_orig_post = get_post($_parent->post_parent)) {
$object_type = $_orig_post->post_type;
$object_id = $_orig_post->ID;
}
}
$object_type_obj = get_post_type_object($object_type);
}
}
}
} elseif (!$is_taxonomy_cap) {
$use_post_types = scoper_get_option('use_post_types');
if (empty($use_post_types[$object_type])) {
return $wp_blogcaps;
}
}
}
// =====================================================================================================================================
// ======================================== SUBVERT MISGUIDED CAPABILITY REQUIREMENTS ==================================================
if ('post' == $src_name) {
if (!$is_taxonomy_cap) {
$modified_caps = false;
if ('post' != $object_type) {
$replace_post_caps = array('publish_posts', 'edit_others_posts', 'edit_published_posts');
// Replace edit_posts requirement with corresponding type-specific requirement, but only after admin menu is drawn, or on a submission before the menu is drawn
if (did_action('admin_init')) {
// otherwise extra padding between menu items due to some items populated but unpermitted
$replace_post_caps[] = 'edit_posts';
}
if (in_array($pagenow, array('upload.php', 'media.php'))) {
$replace_post_caps = array_merge($replace_post_caps, array('delete_posts', 'delete_others_posts'));
}
foreach ($replace_post_caps as $post_cap_name) {
$key = array_search($post_cap_name, $rs_reqd_caps);
if (false !== $key && !$doing_admin_menus && in_array($pagenow, array('edit.php', 'post.php', 'post-new.php', 'press-this.php', 'admin-ajax.php', 'upload.php', 'media.php'))) {
$rs_reqd_caps[$key] = $object_type_obj->cap->{$post_cap_name};
$modified_caps = true;
}
}
}
// WP core quirk workaround: edit_others_posts is required as preliminary check for populating authors dropdown for any post type. Instead, we need to do our own validation based on scoped roles.
// (but don't mess if this cap requirement is part of an edit_post metacap check for a specific post)
if (!$object_id && count($rs_reqd_caps) == 1) {
if (in_array(reset($rs_reqd_caps), array('edit_others_posts'))) {
require_once dirname(__FILE__) . '/lib/agapetry_wp_admin_lib.php';
// function awp_metaboxes_started()
if (!awp_metaboxes_started($object_type) && 'revision.php' != $pagenow && 'revisions' != $GLOBALS['plugin_page_cr']) {
// don't enable contributors to view/restore revisions
$rs_reqd_caps[0] = $object_type_obj->cap->edit_posts;
} else {
$rs_reqd_caps[0] = $object_type_obj->cap->edit_published_posts;
}
// we will filter / suppress the author dropdown downstream from here
$modified_caps = true;
}
}
// as of WP 3.1, addition of new nav menu items requires edit_posts capability (otherwise nav menu item is orphaned with no menu relationship)
if (is_admin() && strpos($_SERVER['SCRIPT_NAME'], 'nav-menus.php')) {
if ('edit_posts' == $orig_reqd_caps[0]) {
$type_obj = get_taxonomy('nav_menu');
$rs_reqd_caps[0] = $type_obj->cap->manage_terms;
$modified_caps = true;
}
}
}
// endif not taxonomy cap
}
// endif caps correspond to 'post' data source
//====================================== (end subvert misguided capability requirements) =============================================
if (defined('RVY_VERSION')) {
require_once dirname(__FILE__) . '/revisionary-helper_rs.php';
$rs_reqd_caps = Rvy_Helper::convert_post_edit_caps($rs_reqd_caps, $object_type);
}
//rs_errlog( "matched context for $object_id : $matched_context" );
// don't apply object-specific filtering for auto-drafts
if ('post' == $src_name) {
if ($object_id) {
if ($_post = get_post($object_id)) {
if ('auto-draft' == $_post->post_status) {
// && ! empty($_POST['action']) )
$object_id = 0;
if (!$doing_admin_menus) {
$this->skip_id_generation = true;
}
}
}
} else {
if (!empty($GLOBALS['post']) && !is_object($GLOBALS['post'])) {
$GLOBALS['post'] = get_post($GLOBALS['post']);
}
if (!empty($GLOBALS['post']) && 'auto-draft' == $GLOBALS['post']->post_status && !$doing_admin_menus) {
$this->skip_id_generation = true;
}
}
}
//dump($object_id);
// If no object id was passed in...
if (!$object_id) {
// || ! $matched_context ) {
//if ( $missing_caps = array_diff($rs_reqd_caps, array_keys($wp_blogcaps) ) ) {
if (!$doing_admin_menus) {
if (!empty($_REQUEST['action']) && in_array($pagenow, array('edit.php', 'edit-tags.php'))) {
$this->skip_id_generation = true;
}
// ============================================ OBJECT ID DETERMINATION ========================================
if (!$this->skip_id_generation && !defined('XMLRPC_REQUEST') && !in_array($pagenow, array('media-upload.php', 'async-upload.php'))) {
// lots of superfluous queries in media upload popup otherwise
// Try to generate missing object_id argument for problematic current_user_can calls
static $generated_id;
if (!isset($generated_id)) {
$generated_id = array();
}
// if the id was not already detected and stored to the static variable...
$caps_key = serialize($rs_reqd_caps);
if (!isset($generated_id[$object_type][$caps_key])) {
$gen_id = 0;
foreach ($rs_reqd_caps as $cap_name) {
if ($gen_id = (int) $this->_detect_object_id($cap_name)) {
break;
// means we are accepting the generated id
}
}
$generated_id[$object_type][$caps_key] = $gen_id;
$object_id = $gen_id;
} else {
$object_id = $generated_id[$object_type][$caps_key];
}
//rs_errlog( "detected ID: $object_id" );
} else {
$this->skip_id_generation = false;
}
// this is a one-time flag
// ========================================= (end object id determination) =======================================
}
// If we still have no object id (detection was skipped or failed to identify it)...
if (!$object_id) {
// || ! $matched_context ) {
// ============================================ "CAN FOR ANY" CHECKS ===========================================
if ($missing_caps = array_diff($rs_reqd_caps, array_keys($wp_blogcaps))) {
// These checks are only relevant since no object_id was provided. Otherwise (in the main body of this function), taxonomy and object caps will be credited via scoped query.
// If we are about to fail the blogcap requirement, credit a missing cap if the user has it by term role for ANY term.
// This prevents failing initial UI entrance exams that only consider blog-wide roles.
if (!$this->skip_any_term_check) {
if ($tax_caps = $this->user_can_for_any_term($missing_caps)) {
$wp_blogcaps = array_merge($wp_blogcaps, $tax_caps);
}
//rs_errlog( "can for any term: " . serialize($tax_caps) );
} else {
$this->skip_any_term_check = false;
}
// this is a one-time flag
// If we are still missing required caps, credit a missing scoper-defined cap if the user has it by object role for ANY object.
// (i.e. don't bar user from "Edit Pages" if they have edit_pages cap for at least one page)
if ($missing_caps = array_diff($rs_reqd_caps, array_keys($wp_blogcaps))) {
// prevent object-specific editing roles from allowing new object creation w/o sitewide capability
$add_new_check = strpos($_SERVER['SCRIPT_NAME'], 'post-new.php') && 'post' == $src_name && reset($rs_reqd_caps) == $object_type_obj->cap->edit_posts;
if (!$this->skip_any_object_check && !$add_new_check) {
//if ( ! $this->skip_any_object_check ) {
if ($object_caps = $this->user_can_for_any_object($missing_caps)) {
$wp_blogcaps = array_merge($wp_blogcaps, $object_caps);
}
//rs_errlog( "can for any object: " . serialize($object_caps) );
} else {
$this->skip_any_object_check = false;
}
// this is a one-time flag
}
}
// ========================================== (end "can for any" checks ) =========================================
//rs_errlog( serialize( $wp_blogcaps) );
if ($missing_caps = array_diff($rs_reqd_caps, array_keys($wp_blogcaps))) {
// normal exit point when no object ID is passed or detected, or when detected object type does not match required capabilities
return $wp_blogcaps;
} else {
if ($restore_caps = array_diff($orig_reqd_caps, $rs_reqd_caps)) {
// restore original reqd_caps which we substituted for the type-specific scoped query
$wp_blogcaps = array_merge($wp_blogcaps, array_fill_keys($restore_caps, true));
}
return $wp_blogcaps;
}
}
//} else
//return $wp_blogcaps;
}
if ($object_id && 'post' == $src_name) {
$_post = get_post($object_id);
$object_type = $_post->post_type;
$object_type_obj = cr_get_type_object($src_name, $object_type);
if (defined('RVY_VERSION') && in_array($pagenow, array('edit.php', 'edit-tags.php', 'admin-ajax.php')) && (!empty($_REQUEST['action']) && -1 != $_REQUEST['action'])) {
$rs_reqd_caps = Rvy_Helper::fix_table_edit_reqd_caps($rs_reqd_caps, $args[0], $_post, $object_type_obj);
}
// if the top level page structure is locked, don't allow non-administrator to delete a top level page either
if ('page' == $object_type || defined('SCOPER_LOCK_OPTION_ALL_TYPES') && !is_content_administrator_rs()) {
$delete_metacap = !empty($object_type_obj->hierarchical) ? $object_type_obj->cap->delete_post : 'delete_page';
// if the top level page structure is locked, don't allow non-administrator to delete a top level page either
if ($delete_metacap == $args[0]) {
if ('1' === scoper_get_option('lock_top_pages')) {
// stored value of 1 means only Administrators are allowed to modify top-level page structure
if ($page = get_post($args[2])) {
if (empty($page->post_parent)) {
$in_process = false;
return false;
}
}
}
}
}
}
// Note: At this point, we have a nonzero object_id...
// if this is a term administration request, route to user_can_admin_terms()
if ($is_taxonomy_cap) {
if ('post' == $src_name) {
$cap_otype_obj = get_taxonomy($object_type);
}
if (('post' != $src_name || $cap_otype_obj && $rs_reqd_caps[0] == $cap_otype_obj->cap->manage_terms) && count($rs_reqd_caps) == 1) {
// don't re-route if multiple caps are being required
// always pass through any assigned blog caps which will not be involved in this filtering
$rs_reqd_caps = array_fill_keys($rs_reqd_caps, 1);
$undefined_reqd_caps = array_diff_key($wp_blogcaps, $rs_reqd_caps);
require_once dirname(__FILE__) . '/admin/permission_lib_rs.php';
if (user_can_admin_terms_rs($object_type, $object_id, $user)) {
return array_merge($undefined_reqd_caps, $rs_reqd_caps);
} else {
return $undefined_reqd_caps;
// required caps we scrutinized are excluded from this array
}
}
}
// Workaround to deal with WP core's checking of publish cap prior to storing categories
// Store terms to DB in advance of any cap-checking query which may use those terms to qualify an operation
if (!empty($_REQUEST['action']) && (in_array($_REQUEST['action'], array('editpost', 'post')) || 'autosave' == $_REQUEST['action'])) {
if (array_intersect(array('publish_posts', 'edit_posts', $object_type_obj->cap->publish_posts, $object_type_obj->cap->edit_posts), $rs_reqd_caps)) {
$uses_taxonomies = scoper_get_taxonomy_usage($src_name, $object_type);
static $inserted_terms;
if (!isset($inserted_terms)) {
$inserted_terms = array();
}
foreach ($uses_taxonomies as $taxonomy) {
// TODO: only if tx->requires_term is true?
if (isset($inserted_terms[$taxonomy][$object_id])) {
continue;
}
$inserted_terms[$taxonomy][$object_id] = true;
//if ( $stored_terms = wp_get_object_terms( $object_id, $taxonomy ) ) // note: this will cause trouble if WP core ever auto-stores object terms on post creation
// continue;
$stored_terms = $this->scoper->get_terms($taxonomy, UNFILTERED_RS, COL_ID_RS, $object_id);
require_once dirname(__FILE__) . '/admin/filters-admin-save_rs.php';
$selected_terms = cr_get_posted_object_terms($taxonomy);
if (is_array($selected_terms)) {
// non-hierarchical terms do not need to be pre-inserted
if ($set_terms = $GLOBALS['scoper_admin_filters']->flt_pre_object_terms($selected_terms, $taxonomy)) {
$set_terms = array_unique(array_map('intval', $set_terms));
if ($set_terms != $stored_terms && $set_terms && $set_terms != array(1)) {
// safeguard against unintended clearing of stored categories
wp_set_object_terms($object_id, $set_terms, $taxonomy);
// delete any buffered cap check results which were queried prior to storage of these object terms
unset($cache_tested_ids);
unset($cache_where_clause);
unset($cache_okay_ids);
}
}
}
}
// also avoid chicken-egg situation when publish cap is granted by a propagating page role
if ($object_type_obj->hierarchical && isset($_POST['parent_id'])) {
if ($_POST['parent_id'] != get_post_field('post_parent', $object_id)) {
global $wpdb;
$set_parent = $GLOBALS['scoper_admin_filters']->flt_page_parent($_POST['parent_id']);
$GLOBALS['wpdb']->query("UPDATE {$wpdb->posts} SET post_parent = '{$set_parent}' WHERE ID = '{$object_id}'");
require_once dirname(__FILE__) . '/admin/filters-admin-save_rs.php';
scoper_inherit_parent_roles($object_id, OBJECT_SCOPE_RS, $src_name, $set_parent, $object_type);
scoper_inherit_parent_restrictions($object_id, OBJECT_SCOPE_RS, $src_name, $set_parent, $object_type);
}
}
}
}
// generate a string key for this set of required caps, for use below in checking, caching the scoped results
$arg_append = '';
$arg_append .= !empty($this->require_full_object_role) ? '-require_full_object_role-' : '';
$arg_append .= !empty($GLOBALS['revisionary']->skip_revision_allowance) ? '-skip_revision_allowance-' : '';
sort($rs_reqd_caps);
$capreqs_key = implode($rs_reqd_caps) . $arg_append;
// see ScoperAdmin::user_can_admin_object
// ================================ SPECIAL HANDLING FOR ATTACHMENTS AND REVISIONS ==========================================
$maybe_revision = 'post' == $src_name && !isset($cache_tested_ids[$src_name][$object_type][$capreqs_key][$object_id]);
$maybe_attachment = in_array($pagenow, array('upload.php', 'media.php'));
if ($maybe_revision || $maybe_attachment) {
global $wpdb;
if ($_post = get_post($object_id)) {
if ('revision' == $_post->post_type) {
require_once dirname(__FILE__) . '/lib/revisions_lib_rs.php';
$rev_where = defined('RVY_VERSION') && rvy_get_option('revisor_lock_others_revisions') ? " AND post_author = '{$current_rs_user->ID}'" : '';
// might need to apply different cap requirement for other users' revisions. todo: skip this clause for sitewide editors
$revisions = rs_get_post_revisions($_post->post_parent, 'inherit', array('fields' => constant('COL_ID_RS'), 'return_flipped' => true, 'where' => $rev_where));
}
if ('revision' == $_post->post_type || 'attachment' == $_post->post_type) {
$is_att_rev = true;
if ($_post->post_parent) {
$object_id = $_post->post_parent;
if ($_parent = get_post($_post->post_parent)) {
$object_type = $_parent->post_type;
$object_type_obj = get_post_type_object($object_type);
}
} elseif ('attachment' == $_post->post_type) {
// special case for unattached uploads: uploading user should have their way with them
if ($_post->post_author == $current_rs_user->ID) {
$rs_reqd_caps[0] = 'read';
if ($restore_caps = array_diff($orig_reqd_caps, array_keys($rs_reqd_caps))) {
// restore original reqd_caps which we substituted for the type-specific scoped query
$wp_blogcaps = array_merge($wp_blogcaps, array_fill_keys($restore_caps, true));
}
}
return $wp_blogcaps;
}
}
//endif retrieved post is a revision or attachment
}
// endif post retrieved
}
// endif specified id might be a revision or attachment
if ($is_att_rev) {
if ('post' != $object_type_obj->name) {
// Compensate for WP's requirement of posts cap for attachment editing, regardless of whether it's attached to a post or page
if ('edit_others_posts' == $rs_reqd_caps[0]) {
$rs_reqd_caps[0] = $object_type_obj->cap->edit_others_posts;
} elseif ('delete_others_posts' == $rs_reqd_caps[0]) {
$rs_reqd_caps[0] = $object_type_obj->cap->delete_others_posts;
} elseif ('edit_posts' == $rs_reqd_caps[0]) {
$rs_reqd_caps[0] = $object_type_obj->cap->edit_posts;
} elseif ('delete_posts' == $rs_reqd_caps[0]) {
$rs_reqd_caps[0] = $object_type_obj->cap->delete_posts;
}
}
}
//endif retrieved post is a revision or attachment
// ============================== (end special handling for attachments and revisions) ==========================================
// ============ SCOPED QUERY for required caps on object id (if other listed ids are known, query for them also). Cache results to static var. ===============
// $force_refresh = 'async-upload.php' == $pagenow;
// Page refresh following publishing of new page by users who can edit by way of Term Role fails without this workaround
if (!empty($_POST) && (defined('SCOPER_CACHE_SAFE_MODE') || in_array($pagenow, array('post.php', 'press-this.php')) && $args[0] == $object_type_obj->cap->edit_post)) {
$force_refresh = true;
$cache_tested_ids = array();
$cache_okay_ids = array();
$cache_where_clause = array();
} else {
$force_refresh = false;
}
// Check whether this object id was already tested for the same reqd_caps in a previous execution of this function within the same http request
if ($force_refresh || !isset($cache_tested_ids[$src_name][$object_type][$capreqs_key][$object_id])) {
//if ( ! isset($cache_tested_ids[$src_name][$object_type][$capreqs_key][$object_id]) ) {
// retrieve CR_Data_Source object, which contains database column names
$src_table = $this->scoper->data_sources->member_property($src_name, 'table');
$cols = $this->scoper->data_sources->member_property($src_name, 'cols');
// Before querying for caps on this object, check whether we have a record of other posts listed alongside it.
// If so, run the scoped query for ALL listed objects in that buffer, and buffer the results to static variable hascap_object_ids.
//
// (This is useful when front end code must check caps for each post
// to determine whether to display 'edit' link, etc.)
if (is_admin() && 'index.php' == $pagenow) {
// there's too much happening on the dashboard (and too much low-level query filtering) to buffer listed IDs reliably.
$listed_ids = array();
} else {
if (isset($this->scoper->listed_ids[$src_name])) {
$listed_ids = array_keys($this->scoper->listed_ids[$src_name]);
} else {
// note: don't use wp_object_cache because it includes posts not present in currently displayed resultset listing page
$listed_ids = array();
}
}
// make sure our current object_id is in the list
$listed_ids[] = $object_id;
// since the objects_where_role_clauses() output itself is not id-specific, also statically buffer it per reqd_caps
if ($force_refresh || !isset($cache_where_clause[$src_name][$object_type][$capreqs_key])) {
$check_otype = 'link_category' == $object_type ? 'link' : $object_type;
$use_term_roles = scoper_get_otype_option('use_term_roles', $src_name, $check_otype);
$no_object_roles = $this->scoper->data_sources->member_property($src_name, 'no_object_roles');
$use_object_roles = $no_object_roles ? false : scoper_get_otype_option('use_object_roles', $src_name, $object_type);
$this_args = array('object_type' => $object_type, 'user' => $user, 'otype_use_term_roles' => $use_term_roles, 'otype_use_object_roles' => $use_object_roles, 'skip_teaser' => true, 'require_full_object_role' => !empty($this->require_full_object_role));
//rs_errlog( serialize($rs_reqd_caps) );
//rs_errlog( serialize($this_args) );
$where = $this->query_interceptor->objects_where_role_clauses($src_name, $rs_reqd_caps, $this_args);
if ($where) {
$where = "AND ( {$where} )";
}
// update static variable
$cache_where_clause[$src_name][$object_type][$capreqs_key] = $where;
} else {
$where = $cache_where_clause[$src_name][$object_type][$capreqs_key];
}
// run the query
$query = "SELECT {$src_table}.{$cols->id} FROM {$src_table} WHERE 1=1 {$where} AND {$src_table}.{$cols->id} IN ('" . implode("', '", array_unique($listed_ids)) . "')";
if (isset($cache_okay_ids[$query])) {
$okay_ids = $cache_okay_ids[$query];
} else {
if ($okay_ids = scoper_get_col($query)) {
$okay_ids = array_fill_keys($okay_ids, true);
}
}
//dump($rs_reqd_caps);
//dump($query);
//dump($okay_ids);
//rs_errlog( $query );
//rs_errlog( 'results: ' . serialize( $okay_ids ) );
// update static cache_tested_ids to log scoped results for this object id, and possibly also for other listed IDs
if (empty($_GET['doaction']) || 'delete_post' != $args[0] && $object_type_obj->cap->delete_post != $args[0]) {
// bulk post/page deletion is broken by hascap buffering
foreach ($listed_ids as $_id) {
$cache_tested_ids[$src_name][$object_type][$capreqs_key][$_id] = isset($okay_ids[$_id]);
}
$cache_okay_ids[$query] = $okay_ids;
}
$this_id_okay = isset($okay_ids[$object_id]);
} else {
// results of this same has_cap inquiry are already stored (from another call within current http request)
$this_id_okay = $cache_tested_ids[$src_name][$object_type][$capreqs_key][$object_id];
}
//rs_errlog( "okay ids: " . serialize( $okay_ids ) );
// if we redirected the cap check to revision parent, also credit all the revisions for passing results
if ($this_id_okay && !empty($revisions)) {
if (empty($_GET['doaction']) || 'delete_post' != $args[0] && $object_type_obj->cap->delete_post != $args[0]) {
// bulk post/page deletion is broken by hascap buffering
$cache_tested_ids[$src_name][$object_type][$capreqs_key] = $cache_tested_ids[$src_name][$object_type][$capreqs_key] + array_fill_keys($revisions, true);
}
}
$rs_reqd_caps = array_fill_keys($rs_reqd_caps, true);
if (!$this_id_okay) {
if (array_key_exists(0, $orig_reqd_caps) && 'edit_posts' == $orig_reqd_caps[0] && strpos($_SERVER['REQUEST_URI'], 'async-upload.php')) {
// temp workaround for ACF with Revisionary
return $wp_blogcaps;
}
// ================= TEMPORARY DEBUG CODE ===================
//d_echo("object_id $object_id FAILED !!!!!!!!!!!!!!!!!" );
//rs_errlog( "object_id $object_id FAILED !!!!!!!!!!!!!!!!!" );
//rs_errlog(serialize($orig_reqd_caps));
//rs_errlog(serialize($rs_reqd_caps));
//rs_errlog('');
/*
$log .= "checked caps: " . serialize($rs_reqd_caps) . "\r\n";
$log .= "object_id $object_id FAILED !!!!!!!!!!!!!!!!!\r\n";
$log .= $query;
rs_errlog( "\r\n{$log}\r\n" );
*/
//d_echo( "FAILED for " . serialize($rs_reqd_caps) );
// ============== (end temporary debug code ==================
return array_diff_key($wp_blogcaps, $rs_reqd_caps);
// required caps we scrutinized are excluded from this array
} else {
if ($restore_caps = array_diff($orig_reqd_caps, array_keys($rs_reqd_caps))) {
// restore original reqd_caps which we substituted for the type-specific scoped query
$rs_reqd_caps = $rs_reqd_caps + array_fill_keys($restore_caps, true);
}
//d_echo( 'OKAY:' );
//dump($args);
//dump($rs_reqd_caps);
//d_echo( '<br />' );
return array_merge($wp_blogcaps, $rs_reqd_caps);
}
}
