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 (_a "encoding/json";_gb "github.com/unidoc/unipdf/v3/common";_e "github.com/unidoc/unipdf/v3/core";_c "github.com/unidoc/unipdf/v3/model";_d "io";_g "os";);

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

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

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

// LoadFromPDF loads form field data from a PDF.
func LoadFromPDF (rs _d .ReadSeeker )(*FieldData ,error ){_ea ,_ad :=_c .NewPdfReader (rs );if _ad !=nil {return nil ,_ad ;};if _ea .AcroForm ==nil {return nil ,nil ;};var _bb []fieldValue ;_gbe :=_ea .AcroForm .AllFields ();for _ ,_dg :=range _gbe {var _fdc []string ;
_fb :=make (map[string ]struct{});_be ,_ga :=_dg .FullName ();if _ga !=nil {return nil ,_ga ;};if _cc ,_gf :=_dg .V .(*_e .PdfObjectString );_gf {_bb =append (_bb ,fieldValue {Name :_be ,Value :_cc .Decoded ()});continue ;};var _bd string ;for _ ,_fbc :=range _dg .Annotations {_dge ,_eb :=_e .GetName (_fbc .AS );
if _eb {_bd =_dge .String ();};_bbb ,_eg :=_e .GetDict (_fbc .AP );if !_eg {continue ;};_adb ,_ :=_e .GetDict (_bbb .Get ("\u004e"));for _ ,_ag :=range _adb .Keys (){_fc :=_ag .String ();if _ ,_ce :=_fb [_fc ];!_ce {_fdc =append (_fdc ,_fc );_fb [_fc ]=struct{}{};
};};_aa ,_ :=_e .GetDict (_bbb .Get ("\u0044"));for _ ,_af :=range _aa .Keys (){_fge :=_af .String ();if _ ,_gdd :=_fb [_fge ];!_gdd {_fdc =append (_fdc ,_fge );_fb [_fge ]=struct{}{};};};};_egd :=fieldValue {Name :_be ,Value :_bd ,Options :_fdc };_bb =append (_bb ,_egd );
};_dfa :=FieldData {_b :_bb };return &_dfa ,nil ;};

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

// JSON returns the field data as a string in JSON format.
func (_fdd FieldData )JSON ()(string ,error ){_adec ,_ff :=_a .MarshalIndent (_fdd ._b ,"","\u0020\u0020\u0020\u0020");return string (_adec ),_ff ;};

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

// LoadFromPDFFile loads form field data from a PDF file.
func LoadFromPDFFile (filePath string )(*FieldData ,error ){_bed ,_gaf :=_g .Open (filePath );if _gaf !=nil {return nil ,_gaf ;};defer _bed .Close ();return LoadFromPDF (_bed );};type fieldValue struct{Name string `json:"name"`;Value string `json:"value"`;
ImageValue *_c .Image `json:"-"`;

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

// LoadFromJSON loads JSON form data from `r`.
func LoadFromJSON (r _d .Reader )(*FieldData ,error ){var _bg FieldData ;_fg :=_a .NewDecoder (r ).Decode (&_bg ._b );if _fg !=nil {return nil ,_fg ;};return &_bg ,nil ;};

// FieldImageValues implements model.FieldImageProvider interface.
func (_dff *FieldData )FieldImageValues ()(map[string ]*_c .Image ,error ){_gc :=make (map[string ]*_c .Image );for _ ,_fef :=range _dff ._b {if _fef .ImageValue !=nil {_gc [_fef .Name ]=_fef .ImageValue ;};};return _gc ,nil ;};