unihtml/unihtml.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 unihtml contains a plugin for the UniDoc.
package unihtml ;import (_cc "bytes";_d "context";_fc "errors";_ga "fmt";_dba "github.com/unidoc/unihtml/client";_ba "github.com/unidoc/unihtml/content";_df "github.com/unidoc/unihtml/sizes";_ff "github.com/unidoc/unipdf/v3/common";_gaa "github.com/unidoc/unipdf/v3/common/license";
_fe "github.com/unidoc/unipdf/v3/creator";_fd "github.com/unidoc/unipdf/v3/model";_dc "github.com/unidoc/unipdf/v3/render";_db "image";_a "image/color";_c "math";_g "net/url";_e "os";_f "time";);var _ef *_dba .Client ;func (_bc *Document )getMargins ()margins {_fec :=_bc ._cce ;
if _bc ._dg .IsRelative (){_fec .Top =_df .Millimeter (1);_fec .Left =_df .Millimeter (1);_fec .Bottom =_df .Millimeter (1);_fec .Right =_df .Millimeter (1);return _fec ;};if _fec .Top ==nil {_fec .Top =_df .Millimeter (10);};if _fec .Bottom ==nil {_fec .Bottom =_df .Millimeter (10);
};if _fec .Left ==nil {_fec .Left =_df .Millimeter (10);};if _fec .Right ==nil {_fec .Right =_df .Millimeter (10);};return _fec ;};type margins struct{Left ,Right ,Bottom ,Top _df .Length ;};

// Document is HTML document wrapper that is used for extracting and converting HTML document into PDF pages.
type Document struct{_dbc _ba .Content ;_cce margins ;_dg _fe .Positioning ;_eb ,_fcd float64 ;_gd _df .PageSize ;_ge ,_gec _df .Length ;_ggb _df .Orientation ;_ce bool ;};

// SetPageWidth sets the page width for given document.
func (_af *Document )SetPageWidth (pageWidth _df .Length )error {_af ._ge =pageWidth ;_af ._dg =_fe .PositionAbsolute ;return nil ;};var _ _fe .Drawable =(*Document )(nil );

// Options are the HTML Client options used for establishing the connection.
type Options struct{

// Hostname defines the hostname for the client. Default value: 'localhost'.
Hostname string ;

// Port defines the port at which the server works. Default value: '8080'
Port int ;

// Secure is the flag that states if the connection uses HTTPS protocol. Default Value: 'false'.
Secure bool ;

// Prefix is an option setting used when the server is working with the URI prefix. Default Value: ''.
Prefix string ;};func _gecf (_dff _db .Image )float64 {_eaa :=_dff .Bounds ();var (_fgeg int ;_aa _a .Color ;_ae ,_bbe ,_gcc uint32 ;);_agd ,_ada :=_eaa .Min .X ,_eaa .Max .Y -1;_caa :=_dff .At (_agd ,_ada );_ab ,_bd ,_egb ,_ :=_caa .RGBA ();_ebc :=_ab ==_c .MaxUint16 &&_bd ==_c .MaxUint16 &&_egb ==_c .MaxUint16 ;
for _ada =_eaa .Max .Y -1;_ada >=_eaa .Min .Y ;_ada --{var _abe bool ;for _agd =_eaa .Min .X ;_agd < _eaa .Max .X ;_agd ++{_aa =_dff .At (_agd ,_ada );_ae ,_bbe ,_gcc ,_ =_aa .RGBA ();if (_ebc &&!(_ae ==_ab &&_bbe ==_bd &&_egb ==_gcc ))||(!_ebc &&(_c .Abs (float64 (_ae )-float64 (_ab ))/float64 (_c .MaxUint16 )> 0.03||_c .Abs (float64 (_bbe )-float64 (_bd ))/float64 (_c .MaxUint16 )> 0.03||_c .Abs (float64 (_gcc )-float64 (_egb ))/float64 (_c .MaxUint16 )> 0.03)){_abe =true ;
break ;};};if _abe {break ;};_fgeg =_ada ;};return float64 (_eaa .Max .Y -_fgeg )/float64 (_eaa .Max .Y );};

// Connect creates UniHTML HTTP Client and tries to establish connection with the server.
func Connect (path string )error {if _ee :=_eeb ();_ee !=nil {return _ee ;};_gb ,_cd :=_dba .ParseOptions (path );if _cd !=nil {return _cd ;};_ef =_dba .New (_gb );_ec ,_bg :=_d .WithTimeout (_d .Background (),_f .Second *5);defer _bg ();if _ea :=_ef .HealthCheck (_ec );
_ea !=nil {return _ea ;};return nil ;};

// ChapterDraw implements creator.containerElement interface.
func (_ac *Document )ContainerComponent (container _fe .Drawable )(_fe .Drawable ,error ){switch container .(type ){case *_fe .Chapter :default:return nil ,_ga .Errorf ("\u0075\u006e\u0069\u0068t\u006d\u006c\u002e\u0044\u006f\u0063\u0075\u006d\u0065n\u0074\u0020\u0063\u0061\u006e\u0027\u0074\u0020\u0062\u0065\u0020\u0061\u0020\u0063\u006f\u006d\u0070\u006fn\u0065\u006e\u0074\u0020\u006ff\u0020\u0074\u0068\u0065\u0020\u0025\u0054\u0020\u0063\u006f\u006e\u0074\u0061\u0069\u006e\u0065\u0072",container );
};return _ac ,nil ;};var ErrNoClient =_fc .New ("\u0055n\u0069\u0048\u0054\u004d\u004c\u0020\u0063\u006c\u0069\u0065\u006et\u0020\u006e\u006f\u0074\u0020\u0066\u006f\u0075\u006e\u0064");

// GetPdfPages is a function that converts provided input content and
func (_bb *Document )GetPdfPages (ctx _d .Context )([]*_fd .PdfPage ,error ){if _ca :=_bb .validate ();_ca !=nil {return nil ,_ca ;};return _bb .extract (ctx ,_bb ._ge ,_bb ._gec ,_bb .getMargins ());};

// SetPageHeight sets the page height for given document.
func (_fed *Document )SetPageHeight (pageHeight _df .Length )error {_fed ._gec =pageHeight ;_fed ._dg =_fe .PositionAbsolute ;return nil ;};

// SetMarginLeft sets the left margin.
func (_cdf *Document )SetMarginLeft (margin _df .Length ){_cdf ._cce .Left =margin };func (_abf *Document )validate ()error {if _ef ==nil {return ErrNoClient ;};if _abf ._dbc ==nil {return ErrContentNotDefined ;};return nil ;};func (_cffb *Document )extract (_gdf _d .Context ,_ebb ,_def _df .Length ,_ade margins )([]*_fd .PdfPage ,error ){_dbcf :=_dba .BuildHTMLQuery ().SetContent (_cffb ._dbc ).PageSize (_cffb ._gd ).PaperWidth (_ebb ).PaperHeight (_def ).Orientation (_cffb ._ggb ).MarginLeft (_ade .Left ).MarginRight (_ade .Right ).MarginTop (_ade .Top ).MarginBottom (_ade .Bottom );
_dgde ,_fcf :=_dbcf .Query ();if _fcf !=nil {return nil ,_fcf ;};_gdf ,_gecg :=_d .WithTimeout (_gdf ,_f .Second *15);defer _gecg ();_agc ,_fcf :=_ef .ConvertHTML (_gdf ,_dgde );if _fcf !=nil {return nil ,_fcf ;};_dgg :=_cc .NewReader (_agc .Data );_cg ,_fcf :=_fd .NewPdfReader (_dgg );
if _fcf !=nil {return nil ,_fcf ;};return _cg .PageList ,nil ;};

// SetMarginBottom sets the left margin.
func (_feff *Document )SetMarginBottom (margin _df .Length ){_feff ._cce .Bottom =margin };

// GeneratePageBlocks implements creator.Drawable interface.
func (_cb *Document )GeneratePageBlocks (ctx _fe .DrawContext )([]*_fe .Block ,_fe .DrawContext ,error ){if _bad :=_cb .validate ();_bad !=nil {return nil ,ctx ,_bad ;};var _gc []*_fe .Block ;_dbe :=_cb .getMargins ();_ad ,_bf :=_cb ._ge ,_cb ._gec ;if _cb ._dg .IsRelative (){_ad ,_bf =_df .Point (ctx .Width ),_df .Point (ctx .Height );
ctx .X -=float64 (_dbe .Left .Points ());};_gee ,_geeg :=_cb .extract (_d .Background (),_ad ,_bf ,_dbe );if _geeg !=nil {return nil ,_fe .DrawContext {},_geeg ;};for _da ,_be :=range _gee {_fa ,_bbd :=_fe .NewBlockFromPage (_be );if _bbd !=nil {return nil ,_fe .DrawContext {},_bbd ;
};var _dgd float64 ;if _cb ._ce &&_da ==len (_gee )-1{_eg :=_dc .NewImageDevice ();_fae ,_dab :=_eg .Render (_be );if _dab !=nil {return nil ,_fe .DrawContext {},_dab ;};_gf ,_dab :=_be .GetMediaBox ();if _dab !=nil {return nil ,_fe .DrawContext {},_dab ;
};_gdb :=_f .Now ();_de :=_gecf (_fae );_dgd =_gf .Height ()*_de ;_ff .Log .Trace ("\u0054\u0072i\u006d\u006d\u0069\u006eg\u0020\u006ca\u0073\u0074\u0020\u0064\u006f\u0063\u0075\u006de\u006e\u0074\u0020\u0070\u0061\u0067\u0065\u0020\u0074\u0061\u006b\u0065n\u003a\u0020\u0025\u0076",_f .Since (_gdb ));
if _cb ._cce .Bottom !=nil {_dgd -=float64 (_cb ._cce .Bottom .Points ());};if _dgd < 0{_dgd =0;};_ff .Log .Trace ("C\u0072\u006f\u0070\u0070\u0069\u006e\u0067\u0020\u0064\u006f\u0063\u0075\u006d\u0065\u006e\u0074\u0027\u0073\u0020\u0070\u0061\u0067\u0065\u0020\u0025\u002e2\u0066 \u0070\u006f\u0069\u006et\u0073\u0020o\u0066\u0066\u0020\u0062\u006f\u0074\u0074\u006f\u006d\u0020\u006f\u0066\u0020\u006d\u0065\u0064\u0069\u0061\u0020\u0062\u006f\u0078\u000a",_dgd );
};_dbee ,_fge ,_bbd :=_fa .GeneratePageBlocks (ctx );if _bbd !=nil {return nil ,_fe .DrawContext {},_bbd ;};ctx =_fge ;ctx .Y -=_dgd ;if _da !=len (_gee )-1&&ctx .Y > (ctx .PageHeight -ctx .Margins .Bottom )*.95{ctx .X =ctx .Margins .Left ;ctx .Y =ctx .Margins .Top ;
ctx .Page ++;};_gc =append (_gc ,_dbee ...);};return _gc ,ctx ,nil ;};func _eeb ()error {_gg :=_gaa .GetLicenseKey ();if _gg ==nil {return _fc .New ("\u006e\u006f\u0020\u006cic\u0065\u006e\u0073\u0065\u0020\u0070\u0072\u006f\u0076\u0069\u0064\u0065\u0064");
};if !_gg .IsLicensed (){return _fc .New ("\u0069\u006e\u0076\u0061\u006c\u0069\u0064\u0020\u006f\u0072 \u006e\u006f\u0020\u006c\u0069\u0063\u0065n\u0073\u0065\u0020\u0070\u0072\u006f\u0076\u0069\u0064\u0065\u0064");};if !_gg .UniHTML {return _fc .New ("\u0070\u0072\u006f\u0076\u0069\u0064\u0065\u0064\u0020l\u0069\u0063e\u006e\u0073\u0065\u0020\u0069\u0073 \u006e\u006f\u0074\u0020\u0076\u0061\u006c\u0069d\u0020\u0066\u006f\u0072\u0020\u0074\u0068\u0065\u0020U\u006e\u0069\u0048\u0054\u004d\u004c\u0020\u0065\u0078\u0074\u0065n\u0073\u0069\u006f\u006e.\u0020\u0056i\u0073i\u0074\u003a\u0020\u0068\u0074\u0074\u0070s\u003a/\u002f\u0077\u0077\u0077\u002e\u0075\u006e\u0069\u0064\u006f\u0063\u002e\u0069\u006f\u0020\u0061\u006ed\u0020c\u006f\u006e\u0074\u0061\u0063\u0074\u0020\u0073\u0075\u0070\u0070\u006f\u0072t");
};return nil ;};

// SetMarginTop sets the left margin.
func (_eag *Document )SetMarginTop (margin _df .Length ){_eag ._cce .Top =margin };

// SetMarginRight sets the left margin.
func (_cff *Document )SetMarginRight (margin _df .Length ){_cff ._cce .Right =margin };

// TrimLastPageContent trims the last page content so that next creator blocks are located just at the end of given block.
func (_dfa *Document )TrimLastPageContent (){_dfa ._ce =true };

// SetMargins sets the Document Margins.
func (_cea *Document )SetMargins (left ,right ,top ,bottom float64 ){_cea ._cce .Left =_df .Point (left );_cea ._cce .Right =_df .Point (right );_cea ._cce .Top =_df .Point (top );_cea ._cce .Bottom =_df .Point (bottom );_cea ._dg =_fe .PositionAbsolute ;
};var ErrContentNotDefined =_fc .New ("\u0068\u0074\u006d\u006c\u0020\u0064o\u0063\u0075\u006d\u0065\u006e\u0074\u0020\u0063\u006f\u006e\u0074\u0065\u006et\u0020\u006e\u006f\u0074\u0020\u0064\u0065f\u0069\u006e\u0065\u0064");

// ConnectOptions creates UniHTML HTTP Client and tries to establish connection with the server.
func ConnectOptions (o Options )error {_ef =_dba .New (_dba .Options {Hostname :o .Hostname ,Port :o .Port ,HTTPS :o .Secure });_fef ,_gaf :=_d .WithTimeout (_d .Background (),_f .Second *5);defer _gaf ();if _cf :=_ef .HealthCheck (_fef );_cf !=nil {return _cf ;
};return nil ;};

// SetPageSize sets the page default size.
func (_dcd *Document )SetPageSize (pageSize _df .PageSize )error {if !pageSize .IsAPageSize (){return _fc .New ("\u0070\u0072\u006f\u0076\u0069\u0064\u0065\u0064\u0020\u0069\u006ev\u0061\u006c\u0069\u0064\u0020\u0070\u0061\u0067\u0065\u0020s\u0069\u007a\u0065");
};_dcd ._gd =pageSize ;_dcd ._dg =_fe .PositionAbsolute ;return nil ;};

// SetPos sets the absolute position. Changes object positioning to absolute.
func (_dfd *Document )SetPos (x ,y float64 ){_dfd ._dg =_fe .PositionAbsolute ;_dfd ._eb =x ;_dfd ._fcd =y ;};

// NewDocument creates new HTML Document used as an input for the creator.Drawable.
func NewDocument (path string )(*Document ,error ){_geb :=&Document {};_eba ,_ag :=_g .Parse (path );if _ag !=nil {return nil ,_ag ;};switch _eba .Scheme {case "\u0068\u0074\u0074\u0070","\u0068\u0074\u0074p\u0073":_geb ._dbc ,_ag =_ba .NewWebURL (path );
if _ag !=nil {return nil ,_ag ;};return _geb ,nil ;};_ebd ,_ag :=_e .Stat (path );if _ag !=nil {return nil ,_ag ;};if !_ebd .IsDir (){_geb ._dbc ,_ag =_ba .NewHTMLFile (path );}else {_geb ._dbc ,_ag =_ba .NewZipDirectory (path );};if _ag !=nil {return nil ,_ag ;
};return _geb ,nil ;};

// SetLandscapeOrientation sets document landscape page orientation.
func (_aga *Document )SetLandscapeOrientation (){_aga ._ggb =_df .Landscape };