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 (_c "encoding/json";_b "github.com/unidoc/unipdf/v3/common";_e "github.com/unidoc/unipdf/v3/core";_cg "github.com/unidoc/unipdf/v3/model";_cfa "io";_cf "os";);

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

// JSON returns the field data as a string in JSON format.
func (_dec FieldData )JSON ()(string ,error ){_ea ,_eac :=_c .MarshalIndent (_dec ._g ,"","\u0020\u0020\u0020\u0020");return string (_ea ),_eac ;};

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

// LoadFromPDF loads form field data from a PDF.
func LoadFromPDF (rs _cfa .ReadSeeker )(*FieldData ,error ){_f ,_bf :=_cg .NewPdfReader (rs );if _bf !=nil {return nil ,_bf ;};if _f .AcroForm ==nil {return nil ,nil ;};var _de []fieldValue ;_efg :=_f .AcroForm .AllFields ();for _ ,_fb :=range _efg {var _cga []string ;
_cff :=make (map[string ]struct{});_a ,_gc :=_fb .FullName ();if _gc !=nil {return nil ,_gc ;};if _ba ,_fc :=_fb .V .(*_e .PdfObjectString );_fc {_de =append (_de ,fieldValue {Name :_a ,Value :_ba .Decoded ()});continue ;};var _dg string ;for _ ,_cfd :=range _fb .Annotations {_bb ,_bfg :=_e .GetName (_cfd .AS );
if _bfg {_dg =_bb .String ();};_dea ,_ee :=_e .GetDict (_cfd .AP );if !_ee {continue ;};_bgd ,_ :=_e .GetDict (_dea .Get ("\u004e"));for _ ,_ed :=range _bgd .Keys (){_gb :=_ed .String ();if _ ,_ff :=_cff [_gb ];!_ff {_cga =append (_cga ,_gb );_cff [_gb ]=struct{}{};
};};_dd ,_ :=_e .GetDict (_dea .Get ("\u0044"));for _ ,_cfe :=range _dd .Keys (){_gg :=_cfe .String ();if _ ,_bfe :=_cff [_gg ];!_bfe {_cga =append (_cga ,_gg );_cff [_gg ]=struct{}{};};};};_eda :=fieldValue {Name :_a ,Value :_dg ,Options :_cga };_de =append (_de ,_eda );
};_db :=FieldData {_g :_de };return &_db ,nil ;};

// LoadFromJSON loads JSON form data from `r`.
func LoadFromJSON (r _cfa .Reader )(*FieldData ,error ){var _ef FieldData ;_be :=_c .NewDecoder (r ).Decode (&_ef ._g );if _be !=nil {return nil ,_be ;};return &_ef ,nil ;};

// FieldValues implements model.FieldValueProvider interface.
func (_aa *FieldData )FieldValues ()(map[string ]_e .PdfObject ,error ){_gcb :=make (map[string ]_e .PdfObject );for _ ,_bd :=range _aa ._g {if len (_bd .Value )> 0{_gcb [_bd .Name ]=_e .MakeString (_bd .Value );};};return _gcb ,nil ;};type fieldValue struct{Name string `json:"name"`;
Value string `json:"value"`;ImageValue *_cg .Image `json:"-"`;

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

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

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

// FieldImageValues implements model.FieldImageProvider interface.
func (_dbb *FieldData )FieldImageValues ()(map[string ]*_cg .Image ,error ){_eb :=make (map[string ]*_cg .Image );for _ ,_dad :=range _dbb ._g {if _dad .ImageValue !=nil {_eb [_dad .Name ]=_dad .ImageValue ;};};return _eb ,nil ;};

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