unipdf/fjson/fjson.go

//
// Copyright 2020 FoxyUtils ehf. All rights reserved.
//
// This is a commercial product and requires a license to operate.
// A trial license can be obtained at https://unidoc.io
//
// DO NOT EDIT: generated by unitwist Go source code obfuscator.
//
// Use of this source code is governed by the UniDoc End User License Agreement
// terms that can be accessed at https://unidoc.io/eula/

// Package fjson provides support for loading PDF form field data from JSON data/files.
package fjson ;import (_f "encoding/json";_c "github.com/unidoc/unipdf/v3/common";_b "github.com/unidoc/unipdf/v3/core";_ge "github.com/unidoc/unipdf/v3/model";_gc "io";_e "os";);

// JSON returns the field data as a string in JSON format.
func (_ab FieldData )JSON ()(string ,error ){_dcg ,_gcf :=_f .MarshalIndent (_ab ._fg ,"","\u0020\u0020\u0020\u0020");return string (_dcg ),_gcf ;};

// FieldValues implements model.FieldValueProvider interface.
func (_gcca *FieldData )FieldValues ()(map[string ]_b .PdfObject ,error ){_ac :=make (map[string ]_b .PdfObject );for _ ,_dbd :=range _gcca ._fg {if len (_dbd .Value )> 0{_ac [_dbd .Name ]=_b .MakeString (_dbd .Value );};};return _ac ,nil ;};

// LoadFromPDFFile loads form field data from a PDF file.
func LoadFromPDFFile (filePath string )(*FieldData ,error ){_edd ,_ffgd :=_e .Open (filePath );if _ffgd !=nil {return nil ,_ffgd ;};defer _edd .Close ();return LoadFromPDF (_edd );};

// LoadFromJSON loads JSON form data from `r`.
func LoadFromJSON (r _gc .Reader )(*FieldData ,error ){var _d FieldData ;_ba :=_f .NewDecoder (r ).Decode (&_d ._fg );if _ba !=nil {return nil ,_ba ;};return &_d ,nil ;};type fieldValue struct{Name string `json:"name"`;Value string `json:"value"`;ImageValue *_ge .Image `json:"-"`;


// Options lists allowed values if present.
Options []string `json:"options,omitempty"`;};

// SetImageFromFile assign image file to a specific field identified by fieldName.
func (_edc *FieldData )SetImageFromFile (fieldName string ,imagePath string ,opt []string )error {_gba ,_gbb :=_e .Open (imagePath );if _gbb !=nil {return _gbb ;};defer _gba .Close ();_ebgb ,_gbb :=_ge .ImageHandling .Read (_gba );if _gbb !=nil {_c .Log .Error ("\u0045\u0072\u0072or\u0020\u006c\u006f\u0061\u0064\u0069\u006e\u0067\u0020\u0069\u006d\u0061\u0067\u0065\u003a\u0020\u0025\u0073",_gbb );
return _gbb ;};return _edc .SetImage (fieldName ,_ebgb ,opt );};

// LoadFromPDF loads form field data from a PDF.
func LoadFromPDF (rs _gc .ReadSeeker )(*FieldData ,error ){_ed ,_a :=_ge .NewPdfReader (rs );if _a !=nil {return nil ,_a ;};if _ed .AcroForm ==nil {return nil ,nil ;};var _bb []fieldValue ;_cb :=_ed .AcroForm .AllFields ();for _ ,_db :=range _cb {var _gf []string ;
_cdd :=make (map[string ]struct{});_ff ,_bf :=_db .FullName ();if _bf !=nil {return nil ,_bf ;};if _da ,_gee :=_db .V .(*_b .PdfObjectString );_gee {_bb =append (_bb ,fieldValue {Name :_ff ,Value :_da .Decoded ()});continue ;};var _fc string ;for _ ,_gce :=range _db .Annotations {_bab ,_ebd :=_b .GetName (_gce .AS );
if _ebd {_fc =_bab .String ();};_df ,_ffg :=_b .GetDict (_gce .AP );if !_ffg {continue ;};_fe ,_ :=_b .GetDict (_df .Get ("\u004e"));for _ ,_gg :=range _fe .Keys (){_ggg :=_gg .String ();if _ ,_eac :=_cdd [_ggg ];!_eac {_gf =append (_gf ,_ggg );_cdd [_ggg ]=struct{}{};
};};_cg ,_ :=_b .GetDict (_df .Get ("\u0044"));for _ ,_eab :=range _cg .Keys (){_ebg :=_eab .String ();if _ ,_cc :=_cdd [_ebg ];!_cc {_gf =append (_gf ,_ebg );_cdd [_ebg ]=struct{}{};};};};_gcc :=fieldValue {Name :_ff ,Value :_fc ,Options :_gf };_bb =append (_bb ,_gcc );
};_be :=FieldData {_fg :_bb };return &_be ,nil ;};

// FieldData represents form field data loaded from JSON file.
type FieldData struct{_fg []fieldValue };

// SetImage assign model.Image to a specific field identified by fieldName.
func (_gga *FieldData )SetImage (fieldName string ,img *_ge .Image ,opt []string )error {_aba :=fieldValue {Name :fieldName ,ImageValue :img ,Options :opt };_gga ._fg =append (_gga ._fg ,_aba );return nil ;};

// LoadFromJSONFile loads form field data from a JSON file.
func LoadFromJSONFile (filePath string )(*FieldData ,error ){_eb ,_ea :=_e .Open (filePath );if _ea !=nil {return nil ,_ea ;};defer _eb .Close ();return LoadFromJSON (_eb );};

// FieldImageValues implements model.FieldImageProvider interface.
func (_gb *FieldData )FieldImageValues ()(map[string ]*_ge .Image ,error ){_fab :=make (map[string ]*_ge .Image );for _ ,_ga :=range _gb ._fg {if _ga .ImageValue !=nil {_fab [_ga .Name ]=_ga .ImageValue ;};};return _fab ,nil ;};