mdp

Documentation

Index

• type DiffPolicy
  • func NewDefaultDiffPolicy() DiffPolicy
• type DiffResult
  • func (_gbc *DiffResult) String() string
• type DiffResults
  • func (_bea *DiffResults) IsPermitted() bool
• type DocMDPPermission
• type MDPParameters

Types

type DiffPolicy

type DiffPolicy interface {

	// ReviewFile should check the revisions of the old and new parsers
	// and evaluate the differences between the revisions.
	// Each implementation of this interface must decide
	// how to handle cases where there are multiple revisions between the old and new revisions.
	ReviewFile(_bfa *_db.PdfParser, _gf *_db.PdfParser, _ef *MDPParameters) (*DiffResults, error)
}

DiffPolicy interface for comparing two revisions of the Pdf document.

func NewDefaultDiffPolicy

func NewDefaultDiffPolicy() DiffPolicy

type DiffResult

type DiffResult struct {
	Revision    int
	Description string
}

DiffResult describes the warning or the error for the DiffPolicy results.

func (*DiffResult) String

func (_gbc *DiffResult) String() string

String returns the state of the warning.

type DiffResults

type DiffResults struct {
	Warnings []*DiffResult
	Errors   []*DiffResult
}

DiffResults describes the results of the DiffPolicy.

func (*DiffResults) IsPermitted

func (_bea *DiffResults) IsPermitted() bool

IsPermitted returns true if changes permitted.

type DocMDPPermission

type DocMDPPermission int64

DocMDPPermission is values for set up access permissions for DocMDP. (Section 12.8.2.2, Table 254 - Entries in a signature dictionary p. 471 in PDF32000_2008).

const (
	NoRestrictions     DocMDPPermission = 0
	NoChanges          DocMDPPermission = 1
	FillForms          DocMDPPermission = 2
	FillFormsAndAnnots DocMDPPermission = 3
)

type MDPParameters

type MDPParameters struct{ DocMDPLevel DocMDPPermission }

MDPParameters describes parameters for the MDP checks (now only DocMDP).