mirror of
https://invent.kde.org/graphics/okular
synced 2024-08-27 11:40:07 +00:00
532cb0cdcd
It is defenitely not a full implementation but it's enough for the one file we have that needs it for now BUGS: 472764
368 lines
8.4 KiB
JavaScript
368 lines
8.4 KiB
JavaScript
/*
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SPDX-FileCopyrightText: 2018 Intevation GmbH <intevation@intevation.de>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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/* QJSEngine limits what we can do with the global object in C++, so map Doc into this here. */
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{
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const props = Object.getOwnPropertyDescriptors(Doc);
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for (prop in props) {
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Object.defineProperty(this, prop, props[prop]);
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}
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for (const name of Object.getOwnPropertyNames(Doc)) {
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if (typeof Doc[name] === 'function') {
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this.__proto__[name] = Doc[name];
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}
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}
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}
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/* Builtin functions for Okular's PDF JavaScript interpretation. */
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/** AFSimple_Calculate
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*
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* cFunction is a string that identifies the operation.
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* It is one of AVG, SUM, PRD, MIN, MAX
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* cFields is an array of the names of the fields used to calculate.
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*/
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function AFSimple_Calculate( cFunction, cFields )
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{
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var ret = 0;
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if ( cFunction === "PRD" )
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{
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ret = 1;
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}
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for (i = 0; i < cFields.length; i++)
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{
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var field = Doc.getField( cFields[i] );
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var val = util.stringToNumber( field.value );
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if ( cFunction === "SUM" || cFunction === "AVG" )
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{
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ret += val;
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}
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else if ( cFunction === "PRD" )
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{
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ret *= val;
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}
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else if ( cFunction === "MIN" )
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{
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if ( i === 0 || val < ret )
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{
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ret = val;
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}
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}
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else if ( cFunction === "MAX" )
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{
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if ( i === 0 || val > ret )
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{
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ret = val;
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}
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}
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}
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if ( cFunction === "AVG" )
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{
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ret /= cFields.length;
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}
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event.value = util.numberToString( ret, "g", 32 );
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}
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/** AFNumber_Format
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*
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* Formats event.value based on parameters.
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*
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* Parameter description based on Acrobat Help:
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*
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* nDec is the number of places after the decimal point.
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*
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* sepStyle is an integer denoting separator style
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* 0 => . as decimal separator , as thousand separators => 1,234.56
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* 1 => . as decimal separator no thousand separators => 1234.56
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* 2 => , as decimal separator . as thousand separators => 1.234,56
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* 3 => , as decimal separator no thousand separators => 1234,56
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*
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* negStyle is the formatting used for negative numbers: - not implemented.
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* 0 = MinusBlack
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* 1 = Red
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* 2 = ParensBlack
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* 3 = ParensRed
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*
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* currStyle is the currency style - not used.
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*
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* strCurrency is the currency symbol.
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*
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* bCurrencyPrepend is true to prepend the currency symbol;
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* false to display on the end of the number.
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*/
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function AFNumber_Format( nDec, sepStyle, negStyle, currStyle, strCurrency, bCurrencyPrepend )
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{
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if ( !event.value )
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{
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return;
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}
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var ret;
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var localized = util.stringToNumber( event.value );
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if ( sepStyle === 2 || sepStyle === 3 )
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{
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// Use de_DE as the locale for the dot separator format
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ret = util.numberToString( localized, "f", nDec, 'de_DE' );
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if ( sepStyle === 3 )
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{
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// No thousands separators. Remove all dots from the DE format.
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ret = ret.replace( /\./g, '' );
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}
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}
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else
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{
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// Otherwise US
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ret = util.numberToString( localized, "f", nDec, 'en_US' );
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if ( sepStyle === 1 )
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{
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// No thousands separators. Remove all commas from the US format.
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ret = ret.replace( /,/g, '' );
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}
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}
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if ( strCurrency )
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{
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if ( bCurrencyPrepend )
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{
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ret = strCurrency + ret;
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}
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else
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{
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ret = ret + strCurrency;
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}
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}
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event.value = ret;
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}
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function AFNumber_Keystroke(nDec, sepStyle, negStyle, currStyle, strCurrency, bCurrencyPrepend)
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{
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// TODO
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return;
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}
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function AFMakeNumber(string)
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{
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var type = typeof string;
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if ( type == "number" )
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return string;
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if ( type != "string" )
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return 0;
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return util.stringToNumber( string );
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}
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/** AFTime_Format
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*
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* Formats event.value based on parameters.
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*
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* Parameter description based on Acrobat Help:
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*
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* ptf is the number which should be used to format the time, is one of:
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* 0 = 24HR_MM [ 14:30 ]
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* 1 = 12HR_MM [ 2:30 PM ]
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* 2 = 24HR_MM_SS [ 14:30:15 ]
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* 3 = 12HR_MM_SS [ 2:30:15 PM ]
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*/
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function AFTime_Format( ptf )
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{
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if( !event.value )
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{
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return;
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}
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var tokens = event.value.split( /\D/ );
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var invalidDate = false;
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// Remove empty elements of the array
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tokens = tokens.filter(Boolean);
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if( tokens.length < 2 )
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invalidDate = true;
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// Check if every number is valid
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for( i = 0 ; i < tokens.length ; ++i )
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{
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if( isNaN( tokens[i] ) )
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{
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invalidDate = true;
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break;
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}
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switch( i )
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{
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case 0:
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{
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if( tokens[i] > 23 || tokens[i] < 0 )
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invalidDate = true;
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break;
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}
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case 1:
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case 2:
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{
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if( tokens[i] > 59 || tokens[i] < 0 )
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invalidDate = true;
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break;
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}
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}
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}
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if( invalidDate )
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{
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event.value = "";
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return;
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}
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// Make it of lenght 3, since we use hh, mm, ss
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while( tokens.length < 3 )
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tokens.push( 0 );
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// We get pm string in the user locale to search.
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var dummyPm = util.printd( 'ap', new Date( 2018, 5, 11, 23, 11, 11) ).toLocaleLowerCase();
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// Add 12 to time if it's PM and less than 12
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if( event.value.toLocaleLowerCase().search( dummyPm ) !== -1 && Number( tokens[0] ) < 12 )
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tokens[0] = Number( tokens[0] ) + 12;
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// We use a random date, because we only care about time.
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var date = new Date( 2019, 7, 12, tokens[0], tokens[1], tokens[2] );
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var ret;
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switch( ptf )
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{
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case 0:
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ret = util.printd( "hh:MM", date );
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break;
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case 1:
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ret = util.printd( "h:MM ap", date );
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break;
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case 2:
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ret = util.printd( "hh:MM:ss", date );
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break;
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case 3:
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ret = util.printd( "h:MM:ss ap", date );
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break;
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}
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event.value = ret;
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}
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/** AFTime_Keystroke
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*
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* Checks if the string in event.value is valid. Not used.
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*/
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function AFTime_Keystroke( ptf )
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{
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return;
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}
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/** AFSpecial_Format
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* psf is the type of formatting to use:
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* 0 = zip code
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* 1 = zip + 4
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* 2 = phone
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* 3 = SSN
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*
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* These are all in the US format.
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*/
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function AFSpecial_Format( psf )
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{
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if( !event.value || psf == 0 )
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{
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return;
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}
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var ret = event.value;
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if( psf === 1 )
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ret = ret.substr( 0, 5 ) + '-' + ret.substr( 5, 4 );
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else if( psf === 2 )
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ret = '(' + ret.substr( 0, 3 ) + ') ' + ret.substr( 3, 3 ) + '-' + ret.substr( 6, 4 );
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else if( psf === 3 )
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ret = ret.substr( 0, 3 ) + '-' + ret.substr( 3, 2 ) + '-' + ret.substr( 5, 4 );
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event.value = ret;
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}
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/** AFSpecial_Keystroke
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*
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* Checks if the String in event.value is valid.
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*
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* Parameter description based on Acrobat Help:
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*
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* psf is the type of formatting to use:
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* 0 = zip code
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* 1 = zip + 4
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* 2 = phone
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* 3 = SSN
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*
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* These are all in the US format. We check to see if only numbers are inserted and the length of the string.
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*/
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function AFSpecial_Keystroke( psf )
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{
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if ( !event.value )
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{
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return;
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}
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var str = event.value;
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if( psf === 0 )
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{
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if( str.length > 5 )
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{
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event.rc = false;
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return;
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}
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}
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else if( psf === 1 || psf === 3 )
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{
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if( str.length > 9 )
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{
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event.rc = false;
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return;
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}
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}
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else if( psf === 2 )
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{
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if( str.length > 10 )
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{
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event.rc = false;
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return;
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}
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}
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for( i = 0 ; i < str.length ; ++i )
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{
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if( !( str[i] <= '9' && str[i] >= '0' ) )
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{
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event.rc = false;
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return;
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}
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}
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}
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function AFPercent_Keystroke( nDec, sepStyle )
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{
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if (event.willCommit) {
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event.rc = true
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} else {
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// Allow only numbers plus possible separators
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// TODO disallow too many separators
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// TODO Make separator locale-dependen/use sepStyle properly
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event.rc = !isNaN(event.change) || event.change == "." || event.change == ","
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}
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}
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app.popUpMenuEx = function() {
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return app.okular_popUpMenuEx(arguments);
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}
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