User:PanSola/sortable key.js

/* * Used by User:PanSola/sortable_mod.js */ /*

key functions
*/ /*

key_caseinsensitive(a)
*/ function key_caseinsensitive(a) { return a.toLowerCase; } /*

key_date(date)
*/ function key_date(date) { // y2k notes: two digit years less than 50 are treated as 20XX, greater than 50 are treated as 19XX dt = "00000000"; if (date.length == 11) { monthstr = date.substr(3,3); monthstr = monthstr.toLowerCase; switch(monthstr) { case "jan": var month = "01"; break; case "feb": var month = "02"; break; case "mar": var month = "03"; break; case "apr": var month = "04"; break; case "may": var month = "05"; break; case "jun": var month = "06"; break; case "jul": var month = "07"; break; case "aug": var month = "08"; break; case "sep": var month = "09"; break; case "oct": var month = "10"; break; case "nov": var month = "11"; break; case "dec": var month = "12"; break; // default: var month = "00"; }		dt = date.substr(7,4)+month+date.substr(0,2); return dt; } else if (date.length == 10) { if (europeandate == false) { dt = date.substr(6,4)+date.substr(0,2)+date.substr(3,2); return dt; } else { dt = date.substr(6,4)+date.substr(3,2)+date.substr(0,2); return dt; }	} else if (date.length == 8) { yr = date.substr(6,2); if (parseInt(yr) < 50) { yr = '20'+yr; } else { yr = '19'+yr; }		if (europeandate == true) { dt = yr+date.substr(3,2)+date.substr(0,2); return dt; } else { dt = yr+date.substr(0,2)+date.substr(3,2); return dt; }	}	return dt; } /*

convert_numeric(a)
*/ function convert_numeric(a){ return a.replace(/¼/, ".25").replace(/½/, ".5").replace(/¾/, ".75").replace(/,/, ""); } /*

key_numeric(a)
*/ function key_numeric(a){ a = parseFloat(a); a = (isNaN(a) ? 0 : a); return a; } /*

key_numeric_unit(a)
*/ function key_numeric_unit(a) { var aa_idx = a.search(/[^\d.¼½¾]/); var aa_num = key_numeric(convert_numeric(a.substr(0,aa_idx))); var aa_unit = key_unit(a.substr(aa_idx)); if (aa_unit == ''){ aa_unit='0'; }	if (aa_unit == null){ aa_unit='-1'; }	debug('Parsing '+a+' as "'+aa_unit+'" and "'+aa_num+'"'); return [aa_unit, aa_num]; } /*

key_unit_numeric(a)
*/ function key_unit_numeric(a) { var aa_idx = a.search(/[\d.¼½¾]/); var aa_unit = a.substr(0,aa_idx); var aa_num = convert_numeric(a.substr(aa_idx)); return [key_unit(aa_unit), key_numeric(aa_num)]; } /*

key_unit(a)
*/ function key_unit(a) { return key_caseinsensitive(a); } /*