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/**
* stacktable.js
* Author & copyright (c) 2012: John Polacek
* Dual MIT & GPL license
*
* Page: http://johnpolacek.github.com/stacktable.js
* Repo: https://github.com/johnpolacek/stacktable.js/
*
* jQuery plugin for stacking tables on small screens
*
*/
;(function($) {
$.fn.stacktable = function(options) {
var $tables = this,
defaults = {id:'stacktable small-only',hideOriginal:true,headIndex:0},
settings = $.extend({}, defaults, options);
// checking the "headIndex" option presence... or defaults it to 0
if(options && options.headIndex)
headIndex = options.headIndex;
else
headIndex = 0;
return $tables.each(function() {
var table_css = $(this).prop('class')
var $stacktable = $('<table class=" '+ table_css +' '+settings.id+'"><tbody></tbody></table>');
if (typeof settings.myClass !== undefined) $stacktable.addClass(settings.myClass);
var markup = '';
$table = $(this);
$table.addClass('stacktable large-only');
$caption = $table.find("caption").clone();
$topRow = $table.find('tr').eq(0);
// using rowIndex and cellIndex in order to reduce ambiguity
$table.find('tr').each(function(rowIndex,value) {
// declaring headMarkup and bodyMarkup, to be used for separately head and body of single records
headMarkup = '';
bodyMarkup = '';
tr_class = $(this).prop('class');
// for the first row, "headIndex" cell is the head of the table
if (rowIndex === 0) {
// the main heading goes into the markup variable
markup += '<tr class=" '+tr_class +' "><th class="st-head-row st-head-row-main" colspan="2">'+$(this).find('th,td').eq(headIndex).html()+'</th></tr>';
}
else {
// for the other rows, put the "headIndex" cell as the head for that row
// then iterate through the key/values
$(this).find('td,th').each(function(cellIndex,value) {
if (cellIndex === headIndex) {
headMarkup = '<tr class="'+ tr_class+'"><th class="st-head-row" colspan="2">'+$(this).html()+'</th></tr>';
} else {
if ($(this).html() !== ''){
bodyMarkup += '<tr class="' + tr_class +'">';
if ($topRow.find('td,th').eq(cellIndex).html()){
bodyMarkup += '<td class="st-key">'+$topRow.find('td,th').eq(cellIndex).html()+'</td>';
} else {
bodyMarkup += '<td class="st-key"></td>';
}
bodyMarkup += '<td class="st-val '+$(this).prop('class') +'">'+$(this).html()+'</td>';
bodyMarkup += '</tr>';
}
}
});
markup += headMarkup + bodyMarkup;
}
});
$stacktable.prepend($caption);
$stacktable.append($(markup));
$table.before($stacktable);
if (!settings.hideOriginal) $table.show();
});
};
$.fn.stackcolumns = function(options) {
var $tables = this,
defaults = {id:'stacktable small-only',hideOriginal:true},
settings = $.extend({}, defaults, options);
return $tables.each(function() {
$table = $(this);
var num_cols = $table.find('tr').eq(0).find('td,th').length; //first table <tr> must not contain colspans, or add sum(colspan-1) here.
if(num_cols<3) //stackcolumns has no effect on tables with less than 3 columns
return;
var $stackcolumns = $('<table class="'+settings.id+'"></table>');
if (typeof settings.myClass !== undefined) $stackcolumns.addClass(settings.myClass);
$table.addClass('stacktable large-only');
var tb = $('<tbody></tbody>');
var col_i = 1; //col index starts at 0 -> start copy at second column.
while (col_i<num_cols){
$table.find('tr').each(function(index,value) {
var tem = $('<tr></tr>'); // todo opt. copy styles of $this; todo check if parent is thead or tfoot to handle accordingly
if(index==0) tem.addClass("st-head-row st-head-row-main");
first = $(this).find('td,th').eq(0).clone().addClass("st-key");
var target = col_i;
// if colspan apply, recompute target for second cell.
if ($(this).find("*[colspan]").length) {
var i =0;
$(this).find('td,th').each(function(index,value) {
var cs = $(this).attr("colspan");
if (cs) {
cs = parseInt(cs, 10);
target -= cs-1;
if ((i+cs) > (col_i)) //out of current bounds
target += i + cs - col_i -1;
i += cs;
}
else
i++;
if (i > col_i)
return false; //target is set; break.
});
}
second = $(this).find('td,th').eq(target).clone().addClass("st-val").removeAttr("colspan");
tem.append(first, second);
tb.append(tem);
});
++col_i;
}
$stackcolumns.append($(tb));
$table.before($stackcolumns);
if (!(settings.hideOriginal)) {
$table.show();
}
});
};
}(jQuery));