PHP array_flat函数代码示例

 function array_flat($a, $s = array(), $l = 0)
 {
     # check if this is an array
     if (!is_array($a)) {
         return $s;
     }
     # go through the array values
     foreach ($a as $k => $v) {
         # check if the contained values are arrays
         if (!is_array($v)) {
             # store the value
             $s[] = $v;
             # move to the next node
             continue;
         }
         # increment depth level
         $l++;
         # replace the content of stored values
         $s = array_flat($v, $s, $l);
         # decrement depth level
         $l--;
     }
     # get only unique values
     if ($l == 0) {
         $s = array_values(array_unique($s));
     }
     # return stored values
     return $s;
 }

 /**
  * Takes a multidimensional array and flattens it
  * @param array $array
  * @return array
  */
 public function flatten(array $array)
 {
     $tmp = array();
     foreach ($array as $a) {
         if (is_array($a)) {
             $tmp = array_merge($tmp, array_flat($a));
         } else {
             $tmp[] = $a;
         }
     }
     return $tmp;
 }

 function array_flat($array)
 {
     $output = array();
     if (is_array($array)) {
         foreach ($array as $element) {
             $output = array_merge($output, array_flat($element));
         }
     } else {
         $output[] = $array;
     }
     return $output;
 }

/**
 * Contact member cache
 *
 */
function core_dimensions_update_7_8()
{
    //UPDATE depth for all members
    //update root members
    DB::execute("UPDATE " . TABLE_PREFIX . "members SET depth = 1  WHERE parent_member_id = 0;");
    //clean root members
    DB::execute("UPDATE " . TABLE_PREFIX . "members SET depth = 2  WHERE parent_member_id != 0 AND depth = 1;");
    $members_depth = DB::executeAll("SELECT id FROM " . TABLE_PREFIX . "members WHERE parent_member_id =0 ORDER BY id");
    $members_depth = array_flat($members_depth);
    $members_depth = implode(",", $members_depth);
    $depth = 2;
    $max_depth = DB::executeOne("SELECT  MAX(depth) AS depth FROM `" . TABLE_PREFIX . "members`");
    //update all depths
    for ($i = $depth; $i <= $max_depth['depth']; $i++) {
        //update members depth
        DB::execute("UPDATE " . TABLE_PREFIX . "members SET depth = " . $depth . " WHERE parent_member_id  IN (" . $members_depth . ");");
        //Get member from next depth
        $members_depth = DB::executeAll("SELECT id FROM " . TABLE_PREFIX . "members WHERE depth= " . $depth . " ORDER BY id");
        $members_depth = array_flat($members_depth);
        $members_depth = implode(",", $members_depth);
        $depth++;
    }
    //END UPDATE depth for all members
    //Load the contact member cache
    set_time_limit(0);
    ini_set('memory_limit', '512M');
    $users = Contacts::getAllUsers();
    $dimensions = Dimensions::findAll();
    $dimensions_ids = array();
    foreach ($dimensions as $dimension) {
        if ($dimension->getDefinesPermissions()) {
            $dimensions_ids[] = $dimension->getId();
        }
    }
    $dimensions_ids = implode(",", $dimensions_ids);
    $root_members = DB::executeAll("SELECT * FROM " . TABLE_PREFIX . "members WHERE dimension_id IN (" . $dimensions_ids . ") AND parent_member_id=0 ORDER BY id");
    foreach ($users as $user) {
        try {
            DB::beginWork();
            foreach ($root_members as $member) {
                ContactMemberCaches::updateContactMemberCache($user, $member['id'], $member['parent_member_id']);
            }
            DB::commit();
        } catch (Exception $e) {
            DB::rollback();
            throw $e;
        }
    }
    //END Load the contact member cache
}

 /**
  * 
  * Checks if user can access the member for a specified access level
  * @param $permission_group_ids - string array: User permission group ids
  * @param $member_id - integer: Member Id
  * @param $user - Contact
  * @param $access_level - enum: ACCESS_LEVEL_READ, ACCESS_LEVEL_WRITE, ACCESS_LEVEL_DELETE
  * @param $check_administrator bool - if user is super administrator do not check permission
  */
 function contactCanAccessMemberAll($permission_group_ids, $member_id, $user, $access_level, $check_administrator = true)
 {
     if ($user instanceof Contact && $user->isAdministrator() && $check_administrator) {
         return true;
     }
     $member = Members::findById($member_id);
     if ($member instanceof Member && !$member->getDimension()->getDefinesPermissions()) {
         return true;
     }
     $disabled_ots = array();
     $disableds = DB::executeAll("SELECT object_type_id FROM " . TABLE_PREFIX . "tab_panels WHERE object_type_id>0 AND enabled=0");
     if (is_array($disableds)) {
         $disabled_ots = array_flat($disableds);
     }
     $ws_ot = ObjectTypes::findByName('workspace')->getId();
     $comment_ot = ObjectTypes::findByName('comment')->getId();
     $disabled_ots[] = $ws_ot;
     $disabled_ots[] = $comment_ot;
     $disabled_ot_cond = "";
     if (count($disabled_ots) > 0) {
         $disabled_ot_cond = "AND object_type_id NOT IN (" . implode(",", $disabled_ots) . ")";
     }
     if ($access_level == ACCESS_LEVEL_READ) {
         if (!isset(self::$readable_members["{$permission_group_ids}"])) {
             $res = DB::execute("SELECT DISTINCT member_id FROM " . TABLE_PREFIX . "contact_member_permissions WHERE permission_group_id IN (" . $permission_group_ids . ") {$disabled_ot_cond}");
             $rows = $res->fetchAll();
             if (is_array($rows)) {
                 self::$readable_members["{$permission_group_ids}"] = array();
                 foreach ($rows as $row) {
                     self::$readable_members["{$permission_group_ids}"][] = $row['member_id'];
                 }
             }
         }
         return in_array($member_id, self::$readable_members["{$permission_group_ids}"]);
     } else {
         if (!isset(self::$writable_members["{$permission_group_ids}"])) {
             $res = DB::execute("SELECT DISTINCT member_id FROM " . TABLE_PREFIX . "contact_member_permissions WHERE can_write=1 AND permission_group_id IN (" . $permission_group_ids . ") {$disabled_ot_cond}");
             $rows = $res->fetchAll();
             if (is_array($rows)) {
                 self::$writable_members["{$permission_group_ids}"] = array();
                 foreach ($rows as $row) {
                     self::$writable_members["{$permission_group_ids}"][] = $row['member_id'];
                 }
             }
         }
         return in_array($member_id, self::$writable_members["{$permission_group_ids}"]);
     }
 }

 /**
  * Removes the object from those members where the user can see the object(and its corresponding parents)
  * 
  */
 static function removeObjectFromMembers(ContentDataObject $object, Contact $contact, $context_members, $members_to_remove = null, $check_permissions = true)
 {
     if (is_null($members_to_remove)) {
         $member_ids = array_flat(DB::executeAll("SELECT om.member_id FROM " . TABLE_PREFIX . "object_members om\r\n  \t\t\t\t\t\tINNER JOIN " . TABLE_PREFIX . "members m ON m.id=om.member_id\r\n  \t\t\t\t\t\tINNER JOIN " . TABLE_PREFIX . "dimensions d On d.id=m.dimension_id \r\n  \t\t\t\t\t\tWHERE d.is_manageable=1 AND om.object_id = " . $object->getId()));
     } else {
         $member_ids = $members_to_remove;
     }
     $memebers_deleted_ids = array();
     foreach ($member_ids as $id) {
         $member = Members::findById($id);
         if (!$member instanceof Member) {
             continue;
         }
         if ($check_permissions) {
             //can write this object type in the member
             $can_write = $object->canAddToMember($contact, $member, $context_members);
         } else {
             $can_write = true;
         }
         if ($can_write) {
             $om = self::findById(array('object_id' => $object->getId(), 'member_id' => $id));
             if ($om instanceof ObjectMember) {
                 $om->delete();
                 $memebers_deleted_ids[] = $id;
             }
             $stop = false;
             while ($member->getParentMember() != null && !$stop) {
                 $member = $member->getParentMember();
                 $obj_member = ObjectMembers::findOne(array("conditions" => array("`object_id` = ? AND `member_id` = ? AND \r\n\t\t\t\t\t\t\t\t\t`is_optimization` = 1", $object->getId(), $member->getId())));
                 if (!is_null($obj_member)) {
                     $obj_member->delete();
                 } else {
                     $stop = true;
                 }
             }
         }
     }
     return $memebers_deleted_ids;
 }

		/**
		 * Removes the object from those members where the user can see the object(and its corresponding parents)
		 * 
		 */
  		static function removeObjectFromMembers(ContentDataObject $object, Contact $contact, $context_members, $members_to_remove = null){
  			
  			if (is_null($members_to_remove)) {
  				$member_ids = array_flat(DB::executeAll("SELECT member_id FROM ".TABLE_PREFIX."object_members WHERE object_id = " . $object->getId()));
  			} else {
  				$member_ids = $members_to_remove;
  			}
  			
  			foreach($member_ids as $id){
				
				$member = Members::findById($id);
				if (!$member instanceof Member) continue;
				
				//can write this object type in the member
				$can_write = $object->canAddToMember($contact, $member, $context_members);
				
				
				if ($can_write){
					$om = self::findById(array('object_id' => $object->getId(), 'member_id' => $id));
					if ($om instanceof ObjectMember) {
						$om->delete();
					}
					
					$stop = false;
					while ($member->getParentMember() != null && !$stop){
						$member = $member->getParentMember();
						$obj_member = ObjectMembers::findOne(array("conditions" => array("`object_id` = ? AND `member_id` = ? AND 
									`is_optimization` = 1", $object->getId(),$member->getId())));
						if (!is_null($obj_member)) {
							$obj_member->delete();
						}
						else $stop = true;
					}
				}
			}
  		}

            $read_events[$rr['rel_object_id']] = 1;
        }
    }
}
// generate repetitive event instances
$repeated_instances = array();
foreach ($all_events as $k => $aev) {
    if ($aev->isRepetitive()) {
        $rep = $aev->getRepetitiveInstances($date_start, $date_end);
        if (count($rep) > 0) {
            $repeated_instances[] = $rep;
            unset($all_events[$k]);
        }
    }
}
$all_events = array_merge($all_events, array_flat($repeated_instances));
$can_add_events = ProjectEvent::canAdd(logged_user(), active_context());
// Loop to render the calendar
for ($week_index = 0;; $week_index++) {
    $month_aux = $month;
    $year_aux = $year;
    $day_of_month = $week_index * 7 + 2 - $firstday;
    $weeknumber = date("W", mktime(0, 0, 0, $month, $day_of_month, $year));
    ?>
						<tr>
						<?php 
    if (user_config_option("show_week_numbers")) {
        ?>
							<td style="width:20px" class="weeknumber" valign="top"><?php 
        echo $weeknumber;
        ?>

 function array_flat($array)
 {
     foreach ($array as $a) {
         if (is_array($a)) {
             $tmp = array_merge($tmp, array_flat($a));
         } else {
             $tmp[] = $a;
         }
     }
     return $tmp;
 }

 /**
  * Set object tags. This function accepts tags as params
  *
  * @access public
  * @param void
  * @return boolean
  */
 function setTags()
 {
     if (!plugin_active('tags')) {
         return null;
     }
     if (!$this->isTaggable()) {
         throw new Error('Object not taggable');
     }
     $args = array_flat(func_get_args());
     return Tags::setObjectTags($args, $this, get_class($this->manager()), $this->getProject());
 }

 static function select_values()
 {
     $results = call_user_func_array('DB::select', func_get_args());
     return array_flat($results);
 }

 /**
  * Execute query and return all rows
  *
  * @access public
  * @param string $sql
  * @return array
  * @throws DBQueryError
  */
 static function executeAll($sql)
 {
     $arguments = func_get_args();
     array_shift($arguments);
     $arguments = count($arguments) ? array_flat($arguments) : null;
     return self::connection()->executeAll($sql, $arguments);
 }

 function array_flat($arr)
 {
     $result = array();
     foreach ($arr as $value) {
         if (!is_array($value)) {
             $result[] = $value;
         } else {
             array_splice($result, count($result), 0, array_flat($value));
         }
     }
     return $result;
 }

 static function getLastActivities()
 {
     $members = active_context_members(false);
     // Context Members Ids
     $options = explode(",", user_config_option("filters_dashboard", null, null, true));
     $extra_conditions = "action <> 'login' AND action <> 'logout' AND action <> 'subscribe' AND created_by_id > '0'";
     if ($options[1] == 0) {
         //do not show timeslots
         $extra_conditions .= "AND action <> 'open' AND action <> 'close' AND ((action <> 'add' OR action <> 'edit' OR action <> 'delete') AND object_name NOT LIKE 'Time%')";
     }
     // task assignment conditions
     if (!SystemPermissions::userHasSystemPermission(logged_user(), 'can_see_assigned_to_other_tasks')) {
         $extra_conditions .= " AND IF((SELECT o.object_type_id FROM " . TABLE_PREFIX . "objects o WHERE o.id=rel_object_id)=(SELECT ot.id FROM " . TABLE_PREFIX . "object_types ot WHERE ot.name='task'),\r\n\t\t\t\t(SELECT t.assigned_to_contact_id FROM " . TABLE_PREFIX . "project_tasks t WHERE t.object_id=rel_object_id) = " . logged_user()->getId() . ",\r\n\t\t\t\ttrue)";
     }
     //do not display template tasks logs
     $extra_conditions .= " AND IF((SELECT o.object_type_id FROM " . TABLE_PREFIX . "objects o WHERE o.id=rel_object_id)=(SELECT ot.id FROM " . TABLE_PREFIX . "object_types ot WHERE ot.name='template_task'), false, true)";
     // if logged user is guest dont show other users logs
     if (logged_user()->isGuest()) {
         $extra_conditions .= " AND `created_by_id`=" . logged_user()->getId();
     }
     $members_sql = "";
     $is_member_child = "";
     if (count($members) > 0) {
         $members_sql = "(EXISTS(\r\n\t\t\t\tSELECT om.object_id FROM  " . TABLE_PREFIX . "object_members om\r\n\t\t\t\tWHERE om.member_id IN (" . implode(',', $members) . ") AND rel_object_id = om.object_id\r\n\t\t\t\tGROUP BY object_id\r\n\t\t\t\tHAVING count(member_id) = " . count($members) . "\r\n\t\t\t))";
         $is_member_child = "AND mem.parent_member_id IN (" . implode(',', $members) . ")";
     }
     //permissions
     $logged_user_pgs = implode(',', logged_user()->getPermissionGroupIds());
     $permissions_condition = "al.rel_object_id IN (\r\n\t\tSELECT sh.object_id FROM " . TABLE_PREFIX . "sharing_table sh\r\n\t\tWHERE al.rel_object_id = sh.object_id AND sh.object_id > 0\r\n\t\tAND sh.group_id  IN ({$logged_user_pgs})\r\n\t\t)";
     $sql = "SELECT al.id FROM " . TABLE_PREFIX . "application_logs al \r\n\t\t\t\tWHERE {$permissions_condition} AND {$extra_conditions}";
     if ($members_sql != "") {
         $sql .= " AND {$members_sql}";
         //do not display users logs
         $sql .= " AND NOT EXISTS(SELECT con.object_id FROM " . TABLE_PREFIX . "contacts con WHERE con.object_id=rel_object_id AND user_type > 0)";
     }
     $sql .= " ORDER BY created_on DESC LIMIT 100";
     $id_rows = array_flat(DB::executeAll($sql));
     // if logged user is guest dont show other users logs
     $user_condition = "";
     if (logged_user()->isGuest()) {
         $user_condition .= " AND `created_by_id`=" . logged_user()->getId();
     }
     $member_logs_sql = "SELECT al.id FROM " . TABLE_PREFIX . "application_logs al\r\n\t\t\t\t\t\t\t\t\tINNER JOIN " . TABLE_PREFIX . "members mem ON mem.id=al.member_id \r\n\t\t\t\t\t\t\t\t\t\tINNER JOIN " . TABLE_PREFIX . "contact_member_cache cmcache ON cmcache.member_id=mem.id AND cmcache.contact_id = " . logged_user()->getId() . "\r\n\t\t\t\t\t\t\t\t\t\t\tWHERE al.member_id>0\r\n\t\t\t\t\t\t\t\t\t\t\t{$user_condition}\r\n\t\t\t\t\t\t\t\t\t\t\t{$is_member_child}\r\n\t\t\t\t\t\t\tORDER BY created_on DESC LIMIT 100";
     $m_id_rows = array_flat(DB::executeAll($member_logs_sql));
     $id_rows = array_filter(array_merge($id_rows, $m_id_rows));
     $logs = array();
     if (count($id_rows) > 0) {
         $logs = ApplicationLogs::findAll(array("condition" => "id IN (" . implode(',', $id_rows) . ")", "order" => "created_on DESC"));
     }
     return $logs;
 }

/**
 * Make Array Flat
 */
function array_flat($array)
{
    $out = array();
    foreach ($array as $k => $v) {
        if (is_array($array[$k])) {
            $out = array_merge($out, array_flat($array[$k]));
        } else {
            $out[] = $v;
        }
    }
    return $out;
}