models

package
v0.0.0-...-4436486 Latest Latest
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 Go to latest Published: Jan 17, 2020 License: Apache-2.0 Imports: 18 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func CreateTags 

func CreateTags(s *gorm.DB, tags []string) error

CreateTags populates DB Tags with the given tags. This function also trims tags before trying to add them.

func QueryForModels 

func QueryForModels(q *gorm.DB) *gorm.DB

QueryForModels returns a gorm query configured to query Models with preloaded License and Tags.

func TagsToStrSlice 

func TagsToStrSlice(tags Tags) []string

TagsToStrSlice creates a string slice from the given Tags.

Types

type Categories 

type Categories []Category

Categories is an array of Category

swagger:model

type Category 

type Category struct {
	gorm.Model

	Name *string `gorm:"not null;unique" json:"name,omitempty"`

	ParentID *uint
}

Category is a string that can be used to mark other resources, such as models and worlds

swagger:model

type CloneModel 

type CloneModel struct {
	// The name of the Model
	// required: false
	Name string `json:"name" validate:"omitempty,noforwardslash,min=3" form:"name"`
	// Optional Owner of the model. Must be a user or an org.
	// If not set, the current user will be used as owner
	Owner string `json:"owner" form:"owner"`
	// Private privacy/visibility setting
	Private *bool `json:"private" validate:"omitempty" form:"private"`
}

CloneModel encapsulates data required to clone a model

type CreateModel 

type CreateModel struct {
	// The name of the Model
	// required: true
	Name string `json:"name" validate:"required,min=3,noforwardslash" form:"name"`
	// Optional Owner of the model. Must be a user or an org.
	// If not set, the current user will be used as owner
	Owner string `json:"owner" form:"owner"`
	// Url name
	URLName string `json:"urlName" validate:"omitempty,base64" form:"urlName"`
	// License ID
	// required: true
	// minimum: 1
	License int `json:"license" validate:"required,gte=1" form:"license"`
	// The associated permissions. 0 for public, 1 for private models.
	// enum: 0, 1
	Permission int `json:"permission" validate:"gte=0,lte=1" form:"permission"`
	// Optional description
	Description string `json:"description" form:"description"`
	// A comma separated list of tags
	Tags string `json:"tags" validate:"printascii" form:"tags"`
	// One or more files
	// required: true
	File string `json:"file" validate:"omitempty,gt=0" form:"-"`
	// Optional privacy/visibility setting.
	Private *bool `json:"private" validate:"omitempty" form:"private"`
}

CreateModel encapsulates data required to create a model

type CreateReport 

type CreateReport struct {
	Reason string `json:"reason" form:"reason"`
}

CreateReport encapsulates the data required to report a model

type Model 

type Model struct {
	// Override default GORM Model fields
	ID        uint      `gorm:"primary_key" json:"-"`
	CreatedAt time.Time `gorm:"type:timestamp(3) NULL"`
	UpdatedAt time.Time
	// Added 2 milliseconds to DeletedAt field, and added it to the unique index to help disambiguate
	// when soft deleted rows are involved.
	DeletedAt *time.Time `gorm:"type:timestamp(2) NULL; unique_index:idx_modelname_owner" sql:"index"`

	// The name of the model
	Name *string `gorm:"unique_index:idx_modelname_owner" json:"name,omitempty"`

	// Optional user friendly name to use in URLs
	URLName *string `json:"url_name,omitempty"`

	// Unique identifier for the the model
	UUID *string `json:"-"`

	// A description of the model (max 65,535 chars)
	// Interesting post about TEXT vs VARCHAR(30000) performance:
	// https://nicj.net/mysql-text-vs-varchar-performance/
	Description *string `gorm:"type:text" json:"description,omitempty"`

	// Number of likes
	Likes int `json:"likes,omitempty"`

	// Bytes of the model, when downloaded as a zip
	Filesize int `json:"filesize,omitempty"`

	// Number of downloads
	Downloads int `json:"downloads,omitempty"`

	// Date and time the model was first uploaded
	UploadDate *time.Time `json:"upload_date,omitempty"`

	// Date and time the model was modified
	ModifyDate *time.Time `json:"modify_date,omitempty"`

	// Tags associated to this model
	Tags Tags `gorm:"many2many:model_tags;" json:"tags,omitempty"`

	// Metadata associated to this model
	Metadata ModelMetadata `json:"metadata,omitempty"`

	// Location of the model on disk
	Location *string `json:"-"`

	// The owner of this model (must exist in UniqueOwners). Can be user or org.
	Owner *string `gorm:"unique_index:idx_modelname_owner" json:"owner,omitempty"`

	// The username of the User that created this model (usually got from the JWT)
	Creator *string `json:"creator,omitempty"`

	// Permission - 0: public, 1: owner, (future: team, others)
	Permission int `json:"permission,omitempty"`

	// The license associated to this model
	License   license.License `json:"license,omitempty"`
	LicenseID int             `json:"lic_id,omitempty"`

	// Private - True to make this a private resource
	Private *bool `json:"private,omitempty"`

	// Categories associated to this model
	Categories Categories `gorm:"many2many:model_categories;" json:"categories,omitempty"`
}

Model represents information about a simulation model

A model contains information about a single simulation object, such as a robot, table, or structure.

swagger:model dbModel

func GetModelByName 

func GetModelByName(tx *gorm.DB, modelName string, owner string) (*Model, error)

GetModelByName queries a Model by model name and owner.

func NewModel 

func NewModel(uuidStr, name, urlName, desc, location, owner, creator *string, lic license.License, permission int, tags Tags, private bool) (Model, error)

NewModel creates a new Model struct

func NewModelAndUUID 

func NewModelAndUUID(name, urlName, desc, location, owner, creator *string, lic license.License, permission int, tags Tags, private bool) (Model, error)

NewModelAndUUID creates a Model struct with a new UUID.

func (*Model) GetID 

func (m *Model) GetID() uint

GetID returns the ID

func (*Model) GetLocation 

func (m *Model) GetLocation() *string

GetLocation returns the model's location on disk

func (*Model) GetName 

func (m *Model) GetName() *string

GetName returns the model's name

func (*Model) GetOwner 

func (m *Model) GetOwner() *string

GetOwner returns the model's owner

func (*Model) GetUUID 

func (m *Model) GetUUID() *string

GetUUID returns the model's UUID

type ModelDownload 

type ModelDownload struct {
	gorm.Model

	// The ID of the user that made the download
	UserID *uint
	// The ID of the model that was downloaded
	ModelID *uint
	// User-Agent sent in the http request (optional)
	UserAgent string
}

ModelDownload represents a single download of a model.

type ModelLike 

type ModelLike struct {
	// Override default GORM Model fields
	ID        uint      `gorm:"primary_key"`
	CreatedAt time.Time `gorm:"type:timestamp(3) NULL"`
	UpdatedAt time.Time

	// The ID of the user that made the like
	UserID *uint `gorm:"unique_index:idx_user_model_like"`

	// The ID of the model that was liked
	ModelID *uint `gorm:"unique_index:idx_user_model_like"`
}

ModelLike represents a like of a model.

type ModelMetadata 

type ModelMetadata []ModelMetadatum

Metadata is an array of Metadatum

swagger:model

type ModelMetadatum 

type ModelMetadatum struct {
	// Override default GORM Model fields
	ID        uint      `gorm:"primary_key" json:"-"`
	CreatedAt time.Time `gorm:"type:timestamp(3) NULL"`
	UpdatedAt time.Time

	ModelID uint
	// The name of the model
	Key *string `json:"key,omitempty"`

	Value *string `json:"value,omitempty"`
}

Metadatum contains a key-value pair for a model.

swagger:model dbModel

func (ModelMetadatum) IsEmpty 

func (mm ModelMetadatum) IsEmpty() bool

IsEmpty returns true is the ModelMetadatum has no key and value.

type ModelReport 

type ModelReport struct {
	generics.Report

	// ModelID represents the model that was reported
	ModelID *uint `json:"model,omitempty"`
}

ModelReport contains information about a model's user report

type Models 

type Models []Model

Models is an array of Model

type Service 

type Service struct{}

Service is the main struct exported by this Models Service. It was meant as a way to structure code and help future extensions.

func (*Service) CloneModel 

func (ms *Service) CloneModel(ctx context.Context, tx *gorm.DB, smOwner,
	smName string, cm CloneModel, creator *users.User) (*Model, *ign.ErrMsg)

CloneModel clones a model. creator argument is the active user requesting the operation.

func (*Service) ComputeAllCounters 

func (ms *Service) ComputeAllCounters(tx *gorm.DB) *ign.ErrMsg

ComputeAllCounters is an initialization function that iterates all models and updates their likes and downloads counter, based on the number of records in corresponding tables model_likes and model_downloads.

func (*Service) CreateModel 

func (ms *Service) CreateModel(ctx context.Context, tx *gorm.DB, cm CreateModel,
	uuidStr, filesPath string, creator *users.User) (*Model, *ign.ErrMsg)

CreateModel creates a new model. creator argument is the active user requesting the operation.

func (*Service) CreateModelLike 

func (ms *Service) CreateModelLike(tx *gorm.DB, owner, modelName string,
	user *users.User) (*ModelLike, int, *ign.ErrMsg)

CreateModelLike creates a ModelLike. Returns the created modelLike, the current count of likes, or an ign.errMsg.

func (*Service) CreateModelReport 

func (ms *Service) CreateModelReport(tx *gorm.DB, owner, modelName, reason string) (*ModelReport, *ign.ErrMsg)

CreateModelReport creates a ModelReport

func (*Service) DownloadZip 

func (ms *Service) DownloadZip(ctx context.Context, tx *gorm.DB, owner, modelName,
	version string, u *users.User, agent string) (*Model, *string, int, *ign.ErrMsg)

DownloadZip returns the path to a zip file representing a model at the given version. This method increments the downloads counter. Optional argument "user" represents the user (if any) requesting the operation. Returns the model, as well as a pointer to the zip's filepath and the resolved version.

func (*Service) GetFile 

func (ms *Service) GetFile(ctx context.Context, tx *gorm.DB, owner, name, path,
	version string, user *users.User) (*[]byte, int, *ign.ErrMsg)

GetFile returns the contents (bytes) of a model file. Model version is considered. Returns the file's bytes and the resolved version of the model.

func (*Service) GetModel 

func (ms *Service) GetModel(tx *gorm.DB, owner, name string,
	user *users.User) (*Model, *ign.ErrMsg)

GetModel returns a model by its name and owner's name.

func (*Service) GetModelProto 

func (ms *Service) GetModelProto(ctx context.Context, tx *gorm.DB, owner,
	name string, user *users.User) (*fuel.Model, *ign.ErrMsg)

GetModelProto returns a model proto struct, given a model name and owner. The user argument is the user requesting the operation.

func (*Service) ModelFileTree 

func (ms *Service) ModelFileTree(ctx context.Context, tx *gorm.DB, owner, modelName,
	version string, user *users.User) (*fuel.FileTree, *ign.ErrMsg)

ModelFileTree gets the model's FileTree

func (*Service) ModelList 

func (ms *Service) ModelList(p *ign.PaginationRequest, tx *gorm.DB, owner *string,
	order, search string, likedBy *users.User, user *users.User) (*fuel.Models, *ign.PaginationResult, *ign.ErrMsg)

ModelList returns a paginated list of models. If the likedBy argument is set, it will return the list of models liked by a user. This function returns a list of fuel.Model that can then be mashalled into json or protobuf. TODO: find a way to MERGE this with the one from Worlds service.

func (*Service) ModelToProto 

func (ms *Service) ModelToProto(model *Model) *fuel.Model

ModelToProto creates a new 'fuel.Model' from the given model. NOTE: returned "thumbnail urls" are pointing to the "tip" version.

func (*Service) RemoveModel 

func (ms *Service) RemoveModel(tx *gorm.DB, owner, modelName string,
	user *users.User) *ign.ErrMsg

RemoveModel removes a model. The user argument is the requesting user. It is used to check if the user can perform the operation.

func (*Service) RemoveModelLike 

func (ms *Service) RemoveModelLike(tx *gorm.DB, owner, modelName string,
	user *users.User) (*ModelLike, int, *ign.ErrMsg)

RemoveModelLike removes a ModelLike. Returns the removed modelLike, the current count of likes, or an ign.errMsg.

func (*Service) UpdateModel 

func (ms *Service) UpdateModel(ctx context.Context, tx *gorm.DB, owner,
	modelName string, desc, tagstr, filesPath *string, private *bool,
	user *users.User, metadata *ModelMetadata) (*Model, *ign.ErrMsg)

UpdateModel updates a model. The user argument is the requesting user. It is used to check if the user can perform the operation. Fields that can be currently updated: desc, tags, and the model files. The filesPath argument points to a tmp folder from which to read the model's files. Returns the updated model

type Tag 

type Tag struct {
	gorm.Model

	Name *string `gorm:"not null;unique" json:"name,omitempty"`
}

Tag is a string that can be used to mark other resources, such as models and worlds

swagger:model

type Tags 

type Tags []Tag

Tags is an array of Tag

swagger:model

func FindTagsByName 

func FindTagsByName(s *gorm.DB, tagNames []string) (*Tags, error)

FindTagsByName get a slice of DB Tags by name

func StrToTags 

func StrToTags(tx *gorm.DB, tagsStr string) (*Tags, error)

StrToTags -- convenient function to convert from user provided tags, as a comma-separated string to a slice of Tag objects, backed at DB.

type UpdateModel 

type UpdateModel struct {
	// Optional description
	Description *string `json:"description" form:"description"`
	// Optional list of tags (comma separated)
	Tags *string `json:"tags" form:"tags"`
	// One or more files
	File string `json:"file" validate:"omitempty,gt=0" form:"-"`
	// Private privacy/visibility setting
	Private *bool `json:"private" validate:"omitempty" form:"private"`
	// Metadata associated to this model
	Metadata *ModelMetadata `json:"metadata" form:"metadata"`
}

UpdateModel encapsulates data that can be updated in a model

func (UpdateModel) IsEmpty 

func (um UpdateModel) IsEmpty() bool

IsEmpty returns true is the struct is empty.

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