//DESCRIPTION: re-range page numbers  
 
/*-----------------------------------------------------------------  
Expand page ranges, sort, and do page ranges again  
These formats are handled:  
 
Leech, G., 1, 2, 3, 4, 6, 8, 9, 10, 15, 18, 20, 21, 22, 23  
Leech, Geoff, 1, 2, 3, 4, 6, 8, 9, 10, 15, 18, 20, 21, 22, 23  
Leech, G.\u20021, 2, 3, 4, 6, 8, 9, 10, 15, 18, 20, 21, 22, 23  
Leech, Geoff\u20021, 2, 3, 4, 6, 8, 9, 10, 15, 18, 20, 21, 22, 23  
 
span = 1: ‘1, 2, 3, 4, 6’ > ‘1-4, 6’  
span = 2: ‘1, 2, 3, 4, 6’ > ‘1-6’  
etc.  
 
---------------------------------------------------------------------*/  
 
span = 1  
 
switch( app.selection[0].constructor.name )  
   {  
   case "TextFrame" : doStory(); break;  
   case "InsertionPoint" : doParagraph(); break;  
   default : errorM( "Select a text frame\ror an insertion point" )  
   }  
 
function doStory()  
{  
var par = app.selection[0].parentStory.contents.split("\r");  
for( var i = 0; i < par.length; i++ )  
   par[i] = oneLine( par[i] );  
app.selection[0].parentStory.contents = par.join("\r")  
}  
 
function doParagraph()  
{  
var par = app.selection[0].paragraphs[0].contents.split("\r")[0];  
app.selection[0].paragraphs[0].contents = oneLine( par ) + "\r"  
}  
 
function oneLine( p )  
{  
p = p.replace( /(\d+)\u2013(\d+)/g, expandNum );  
//separate entry from the pages. Separation is: period or   
//word character, perhaps followed by comma, followed by white space  
p = p.replace( /([\.\w],?\s)(\d)(.+)\b/g, compressPages )  
//alert(p); exit()  
return p  
}  
 
function expandNum()  
{  
//alert(arguments[1]+"|"+arguments[2]);  
var exp = "";  
var start = +arguments[1];  
var stop = +arguments[2];  
for( var i = start; i < stop; i++ )  
   exp += i + ", ";  
exp += stop;  
return exp  
}  
 
function compressPages()  
{  
return arguments[1] + indexCompress(   
   (arguments[2]+arguments[3]).split(", ")  )  
}  
 
function indexCompress( array )  
{  
array.sort( sortNum );  
//arrayCompress( array )  
var i = 0; 
var j = 0;  while( i < array.length )  
   {  
   j = i;  
   while( ( array[j+1] - +array[j] <= span ) && ( j < array.length ) )  
      j++;  
   if( j - i > 1 )  
      {  
      array[i] += "\u2013" + array[j ];  
      array.splice( i+1 , (j-i) )  
      }  
   i++;  
   }  
return array.join(", ")  
}  
 
function sortNum( a, b )  
{  
return a - b  
}  
 
function errorM( m )  
{  
alert( m );  
exit()  
} 

// groupSequentiellNum.jsx 
 
//DESCRIPTION: 1, 2, 4, 5, 6 -> 1-2, 4-6  
 
var s = app.selection[0].parentStory; 
app.findGrepPreferences = app.changeGrepPreferences = NothingEnum.nothing; 
 
app.findGrepPreferences.findWhat = '\\d+, ([\\d+, ])+'; 
var r = s.findGrep(); 
for ( aLine = r.length-1; aLine >= 0; aLine-- ) 
	r[aLine].contents= checkOneLine ( r[aLine].contents ); 
 
function checkOneLine ( aString ) 
{ 
	var a = aString.split( ', '); 
	for ( var i = 0; i < aString.length-1; i++ ) 
	{ 
		var k = i +1; 
		while ( k < aString.length && a[k] == Number( a[k-1] ) + 1) 
		{ 
			k++; 
		} 
		if ( Number(a[k-1]) >  Number( a[i] ) ) 
		{ 
			a[i] = a[i] + '–' + a[k-1]; 
			a.splice( i+1, k-1-i ); 
		} 
	} 
	return  a.join( ', '); 
} 

// groupSequentiellNumFF.jsx 
 
//DESCRIPTION: 1, 2, 4, 5, 6 -> 1f., 4ff. 
 
var s = app.selection[0].parentStory; 
app.findGrepPreferences = app.changeGrepPreferences = NothingEnum.nothing; 
 
app.findGrepPreferences.findWhat = '\\d+, ([\\d+, ])+'; 
var r = s.findGrep(); 
 
var myMax = r.length; 
 
for ( aLine = r.length-1; aLine >= 0; aLine-- ) 
	r[aLine].contents= checkOneLine ( r[aLine].contents ); 
 
 
function checkOneLine ( aString ) 
{ 
	var a = aString.split( ', '); 
	for ( var i = 0; i < aString.length-1; i++ ) 
	{ 
		var k = i; 
		var k = i +1; 
		while ( k < aString.length && a[k] == Number( a[k-1] ) + 1) 
		{ 
			k++; 
		} 
		if ( Number(a[k-1]) >=  Number( a[i] )+2 ) 
		{ 
			a[i] = a[i] + '\u2009ff.'; 
			a.splice( i+1, k-1-i ); 
		} 
		else if ( Number(a[k-1]) ==  Number( a[i] )+1 ) 
		{ 
			a[i] = a[i] + '\u2009f.'; 
			a.splice( i+1, 1 ); 
		} 
	} 
	return  a.join( ', '); 
} 

// groupSequentiellNumFF+to.jsx 
  
//DESCRIPTION: 1, 2, 4, 5, 6, 8, 9, 10, 11 -> 1f., 4ff., 8-11  
 
if (app.documents.length == 0) exit(); 
if (app.selection.length == 0 || !app.selection[0].hasOwnProperty('parentStory')) 
	error_exit('Bitte platzieren Sie die Einfügemarke in einem Textabschnitt oder wählen Sie einen Textrahmen.'); 
 
var s = app.selection[0].parentStory;  
app.findGrepPreferences = NothingEnum.nothing;   
app.findGrepPreferences.findWhat = '\\d+, ([\\d+, ])+';  
var r = s.findGrep();  
app.findGrepPreferences = NothingEnum.nothing;  
   
for ( var aLine = r.length-1; aLine >= 0; aLine-- )  
	r[aLine].contents= checkOneLine ( r[aLine].contents );  
  
  
function checkOneLine ( aString )  
{  
	var a = aString.split( ', ');  
	for ( var i = 0; i < aString.length-1; i++ )  
	{  
		var k = i +1;  
		while ( k < aString.length && a[k] == Number( a[k-1] ) + 1)  
		{  
			k++;  
		}  
		// 1-3 
		if ( Number(a[k-1]) >  Number( a[i] )+2 )  
		{  
			a[i] = a[i] + '\u2013' +  a[k-1];  
			a.splice( i+1, k-1-i );  
		}  
		// 1ff. 
		else if ( Number(a[k-1]) ==  Number( a[i] )+2 )  
		{  
			a[i] = a[i] + '\u2009ff.';  
			a.splice( i+1, k-1-i );  
		}  
		// 1f. 
		else if ( Number(a[k-1]) ==  Number( a[i] )+1 )  
		{  
			a[i] = a[i] + '\u2009f.';  
			a.splice( i+1, 1 );  
		}  
	}  
	return  a.join( ', ');  
}  
 
function error_exit(message)  
{  
	if (arguments.length > 0)   
		alert('Achtung!\n' + message);  
	exit(); 
}