118 lines
3.4 KiB
JavaScript
118 lines
3.4 KiB
JavaScript
/*
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* Copyright (c) 2008 Greg Weber greg at gregweber.info
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* Dual licensed under the MIT and GPLv2 licenses just as jQuery is:
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* http://jquery.org/license
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*
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* Multi-columns fork by natinusala
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*
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* documentation at http://gregweber.info/projects/uitablefilter
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* https://github.com/natinusala/jquery-uitablefilter
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*
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* allows table rows to be filtered (made invisible)
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* <code>
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* t = $('table')
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* $.uiTableFilter( t, phrase )
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* </code>
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* arguments:
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* jQuery object containing table rows
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* phrase to search for
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* optional arguments:
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* array of columns to limit search too (the column title in the table header)
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* ifHidden - callback to execute if one or more elements was hidden
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* tdElem - specific element within <td> to be considered for searching or to limit search to,
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* default:whole <td>. useful if <td> has more than one elements inside but want to
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* limit search within only some of elements or only visible elements. eg tdElem can be "td span"
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*/
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(function($) {
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$.uiTableFilter = function(jq, phrase, column, ifHidden, tdElem){
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if(!tdElem) tdElem = "td";
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var new_hidden = false;
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if( this.last_phrase === phrase ) return false;
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var phrase_length = phrase.length;
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var words = phrase.toLowerCase().split(" ");
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// these function pointers may change
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var matches = function(elem) { elem.show() }
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var noMatch = function(elem) { elem.hide(); new_hidden = true }
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var getText = function(elem) { return elem.text() }
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if( column )
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{
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if (!$.isArray(column))
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{
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column = new Array(column);
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}
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var index = new Array();
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jq.find("thead > tr:last > th").each(function(i)
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{
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for (var j = 0; j < column.length; j++)
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{
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if ($.trim($(this).text()) == column[j])
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{
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index[j] = i;
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break;
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}
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}
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});
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getText = function(elem) {
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var selector = "";
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for (var i = 0; i < index.length; i++)
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{
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if (i != 0) {selector += ",";}
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selector += tdElem + ":eq(" + index[i] + ")";
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}
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return $(elem.find((selector))).text();
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}
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}
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// if added one letter to last time,
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// just check newest word and only need to hide
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if( (words.size > 1) && (phrase.substr(0, phrase_length - 1) ===
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this.last_phrase) ) {
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if( phrase[-1] === " " )
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{ this.last_phrase = phrase; return false; }
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var words = words[-1]; // just search for the newest word
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// only hide visible rows
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matches = function(elem) {;}
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var elems = jq.find("tbody:first > tr:visible")
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}
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else {
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new_hidden = true;
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var elems = jq.find("tbody:first > tr")
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}
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elems.each(function(){
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var elem = $(this);
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$.uiTableFilter.has_words( getText(elem), words, false ) ?
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matches(elem) : noMatch(elem);
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});
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last_phrase = phrase;
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if( ifHidden && new_hidden ) ifHidden();
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return jq;
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};
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// caching for speedup
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$.uiTableFilter.last_phrase = ""
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// not jQuery dependent
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// "" [""] -> Boolean
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// "" [""] Boolean -> Boolean
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$.uiTableFilter.has_words = function( str, words, caseSensitive )
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{
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var text = caseSensitive ? str : str.toLowerCase();
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for (var i=0; i < words.length; i++) {
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if (text.indexOf(words[i]) === -1) return false;
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}
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return true;
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}
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}) (jQuery);
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