| Current File : /var/www/pma/js/designer/history.js |
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* @fileoverview function used in this file builds history tab and generates query.
*
* @requires jQuery
* @requires moves.js
* @version $Id$
*/
var history_array = []; // Global array to store history objects
var select_field = []; // Global array to store informaation for columns which are used in select clause
var g_index;
var vqb_editor = null;
/**
* To display details of objects(where,rename,Having,aggregate,groupby,orderby,having)
*
* @param index index of history_array where change is to be made
*
**/
function detail (index) {
var type = history_array[index].get_type();
var str;
if (type === 'Where') {
str = 'Where ' + history_array[index].get_column_name() + history_array[index].get_obj().getrelation_operator() + history_array[index].get_obj().getquery();
}
if (type === 'Rename') {
str = 'Rename ' + history_array[index].get_column_name() + ' To ' + history_array[index].get_obj().getrename_to();
}
if (type === 'Aggregate') {
str = 'Select ' + history_array[index].get_obj().get_operator() + '( ' + history_array[index].get_column_name() + ' )';
}
if (type === 'GroupBy') {
str = 'GroupBy ' + history_array[index].get_column_name();
}
if (type === 'OrderBy') {
str = 'OrderBy ' + history_array[index].get_column_name() + ' ' + history_array[index].get_obj().get_order();
}
if (type === 'Having') {
str = 'Having ';
if (history_array[index].get_obj().get_operator() !== 'None') {
str += history_array[index].get_obj().get_operator() + '( ' + history_array[index].get_column_name() + ' )';
str += history_array[index].get_obj().getrelation_operator() + history_array[index].get_obj().getquery();
} else {
str = 'Having ' + history_array[index].get_column_name() + history_array[index].get_obj().getrelation_operator() + history_array[index].get_obj().getquery();
}
}
return str;
}
/**
* Sorts history_array[] first,using table name as the key and then generates the HTML code for history tab,
* clubbing all objects of same tables together
* This function is called whenever changes are made in history_array[]
*
*
* @param {int} init starting index of unsorted array
* @param {int} finit last index of unsorted array
*
**/
function display (init, finit) {
var str;
var i;
var j;
var k;
var sto;
var temp;
// this part sorts the history array based on table name,this is needed for clubbing all object of same name together.
for (i = init; i < finit; i++) {
sto = history_array[i];
temp = history_array[i].get_tab();// + '.' + history_array[i].get_obj_no(); for Self JOINS
for (j = 0; j < i; j++) {
if (temp > (history_array[j].get_tab())) {// + '.' + history_array[j].get_obj_no())) { //for Self JOINS
for (k = i; k > j; k--) {
history_array[k] = history_array[k - 1];
}
history_array[j] = sto;
break;
}
}
}
// this part generates HTML code for history tab.adds delete,edit,and/or and detail features with objects.
str = ''; // string to store Html code for history tab
for (i = 0; i < history_array.length; i++) {
temp = history_array[i].get_tab(); // + '.' + history_array[i].get_obj_no(); for Self JOIN
str += '<h3 class="tiger"><a href="#">' + temp + '</a></h3>';
str += '<div class="toggle_container">\n';
while ((history_array[i].get_tab()) === temp) { // + '.' + history_array[i].get_obj_no()) === temp) {
str += '<div class="block"> <table width ="250">';
str += '<thead><tr><td>';
if (history_array[i].get_and_or()) {
str += '<img src="' + pmaThemeImage + 'designer/or_icon.png" onclick="and_or(' + i + ')" title="OR"/></td>';
} else {
str += '<img src="' + pmaThemeImage + 'designer/and_icon.png" onclick="and_or(' + i + ')" title="AND"/></td>';
}
str += '<td style="padding-left: 5px;" class="right">' + PMA_getImage('b_sbrowse', 'column name') + '</td>' +
'<td width="175" style="padding-left: 5px">' + history_array[i].get_column_name() + '<td>';
if (history_array[i].get_type() === 'GroupBy' || history_array[i].get_type() === 'OrderBy') {
str += '<td class="center">' + PMA_getImage('s_info', detail(i)) + '</td>' +
'<td title="' + detail(i) + '">' + history_array[i].get_type() + '</td>' +
'<td onclick=history_delete(' + i + ')>' + PMA_getImage('b_drop', PMA_messages.strDelete) + '</td>';
} else {
str += '<td class="center">' + PMA_getImage('s_info', detail(i)) + '</td>' +
'<td title="' + detail(i) + '">' + history_array[i].get_type() + '</td>' +
'<td onclick=history_edit(' + i + ')>' + PMA_getImage('b_edit', PMA_messages.strEdit) + '</td>' +
'<td onclick=history_delete(' + i + ')>' + PMA_getImage('b_drop', PMA_messages.strDelete) + '</td>';
}
str += '</tr></thead>';
i++;
if (i >= history_array.length) {
break;
}
str += '</table></div>';
}
i--;
str += '</div>';
}
return str;
}
/**
* To change And/Or relation in history tab
*
*
* @param {int} index of history_array where change is to be made
*
**/
function and_or (index) {
if (history_array[index].get_and_or()) {
history_array[index].set_and_or(0);
} else {
history_array[index].set_and_or(1);
}
var existingDiv = document.getElementById('ab');
existingDiv.innerHTML = display(0, 0);
$('#ab').accordion('refresh');
}
/**
* Deletes entry in history_array
*
* @param index index of history_array[] which is to be deleted
*
**/
function history_delete (index) {
for (var k = 0; k < from_array.length; k++) {
if (from_array[k] === history_array[index].get_tab()) {
from_array.splice(k, 1);
break;
}
}
history_array.splice(index, 1);
var existingDiv = document.getElementById('ab');
existingDiv.innerHTML = display(0, 0);
$('#ab').accordion('refresh');
}
/**
* To show where,rename,aggregate,having forms to edit a object
*
* @param{int} index index of history_array where change is to be made
*
**/
function history_edit (index) {
g_index = index;
var type = history_array[index].get_type();
if (type === 'Where') {
document.getElementById('eQuery').value = history_array[index].get_obj().getquery();
document.getElementById('erel_opt').value = history_array[index].get_obj().getrelation_operator();
document.getElementById('query_where').style.left = '530px';
document.getElementById('query_where').style.top = '130px';
document.getElementById('query_where').style.position = 'absolute';
document.getElementById('query_where').style.zIndex = '103';
document.getElementById('query_where').style.visibility = 'visible';
document.getElementById('query_where').style.display = 'block';
}
if (type === 'Having') {
document.getElementById('hQuery').value = history_array[index].get_obj().getquery();
document.getElementById('hrel_opt').value = history_array[index].get_obj().getrelation_operator();
document.getElementById('hoperator').value = history_array[index].get_obj().get_operator();
document.getElementById('query_having').style.left = '530px';
document.getElementById('query_having').style.top = '130px';
document.getElementById('query_having').style.position = 'absolute';
document.getElementById('query_having').style.zIndex = '103';
document.getElementById('query_having').style.visibility = 'visible';
document.getElementById('query_having').style.display = 'block';
}
if (type === 'Rename') {
document.getElementById('e_rename').value = history_array[index].get_obj().getrename_to();
document.getElementById('query_rename_to').style.left = '530px';
document.getElementById('query_rename_to').style.top = '130px';
document.getElementById('query_rename_to').style.position = 'absolute';
document.getElementById('query_rename_to').style.zIndex = '103';
document.getElementById('query_rename_to').style.visibility = 'visible';
document.getElementById('query_rename_to').style.display = 'block';
}
if (type === 'Aggregate') {
document.getElementById('e_operator').value = history_array[index].get_obj().get_operator();
document.getElementById('query_Aggregate').style.left = '530px';
document.getElementById('query_Aggregate').style.top = '130px';
document.getElementById('query_Aggregate').style.position = 'absolute';
document.getElementById('query_Aggregate').style.zIndex = '103';
document.getElementById('query_Aggregate').style.visibility = 'visible';
document.getElementById('query_Aggregate').style.display = 'block';
}
}
/**
* Make changes in history_array when Edit button is clicked
* checks for the type of object and then sets the new value
*
* @param index index of history_array where change is to be made
**/
function edit (type) {
if (type === 'Rename') {
if (document.getElementById('e_rename').value !== '') {
history_array[g_index].get_obj().setrename_to(document.getElementById('e_rename').value);
document.getElementById('e_rename').value = '';
}
document.getElementById('query_rename_to').style.visibility = 'hidden';
}
if (type === 'Aggregate') {
if (document.getElementById('e_operator').value !== '---') {
history_array[g_index].get_obj().set_operator(document.getElementById('e_operator').value);
document.getElementById('e_operator').value = '---';
}
document.getElementById('query_Aggregate').style.visibility = 'hidden';
}
if (type === 'Where') {
if (document.getElementById('erel_opt').value !== '--' && document.getElementById('eQuery').value !== '') {
history_array[g_index].get_obj().setquery(document.getElementById('eQuery').value);
history_array[g_index].get_obj().setrelation_operator(document.getElementById('erel_opt').value);
}
document.getElementById('query_where').style.visibility = 'hidden';
}
if (type === 'Having') {
if (document.getElementById('hrel_opt').value !== '--' && document.getElementById('hQuery').value !== '') {
history_array[g_index].get_obj().setquery(document.getElementById('hQuery').value);
history_array[g_index].get_obj().setrelation_operator(document.getElementById('hrel_opt').value);
history_array[g_index].get_obj().set_operator(document.getElementById('hoperator').value);
}
document.getElementById('query_having').style.visibility = 'hidden';
}
var existingDiv = document.getElementById('ab');
existingDiv.innerHTML = display(0, 0);
$('#ab').accordion('refresh');
}
/**
* history object closure
*
* @param ncolumn_name name of the column on which conditions are put
* @param nobj object details(where,rename,orderby,groupby,aggregate)
* @param ntab table name of the column on which conditions are applied
* @param nobj_no object no used for inner join
* @param ntype type of object
*
**/
function history_obj (ncolumn_name, nobj, ntab, nobj_no, ntype) {
var and_or;
var obj;
var tab;
var column_name;
var obj_no;
var type;
this.set_column_name = function (ncolumn_name) {
column_name = ncolumn_name;
};
this.get_column_name = function () {
return column_name;
};
this.set_and_or = function (nand_or) {
and_or = nand_or;
};
this.get_and_or = function () {
return and_or;
};
this.get_relation = function () {
return and_or;
};
this.set_obj = function (nobj) {
obj = nobj;
};
this.get_obj = function () {
return obj;
};
this.set_tab = function (ntab) {
tab = ntab;
};
this.get_tab = function () {
return tab;
};
this.set_obj_no = function (nobj_no) {
obj_no = nobj_no;
};
this.get_obj_no = function () {
return obj_no;
};
this.set_type = function (ntype) {
type = ntype;
};
this.get_type = function () {
return type;
};
this.set_obj_no(nobj_no);
this.set_tab(ntab);
this.set_and_or(0);
this.set_obj(nobj);
this.set_column_name(ncolumn_name);
this.set_type(ntype);
}
/**
* where object closure, makes an object with all information of where
*
* @param nrelation_operator type of relation operator to be applied
* @param nquery stores value of value/sub-query
*
**/
var where = function (nrelation_operator, nquery) {
var relation_operator;
var query;
this.setrelation_operator = function (nrelation_operator) {
relation_operator = nrelation_operator;
};
this.setquery = function (nquery) {
query = nquery;
};
this.getquery = function () {
return query;
};
this.getrelation_operator = function () {
return relation_operator;
};
this.setquery(nquery);
this.setrelation_operator(nrelation_operator);
};
/**
* Orderby object closure
*
* @param norder order, ASC or DESC
*/
var orderby = function (norder) {
var order;
this.set_order = function (norder) {
order = norder;
};
this.get_order = function () {
return order;
};
this.set_order(norder);
};
/**
* Having object closure, makes an object with all information of where
*
* @param nrelation_operator type of relation operator to be applied
* @param nquery stores value of value/sub-query
* @param noperator operator
**/
var having = function (nrelation_operator, nquery, noperator) {
var relation_operator;
var query;
var operator;
this.set_operator = function (noperator) {
operator = noperator;
};
this.setrelation_operator = function (nrelation_operator) {
relation_operator = nrelation_operator;
};
this.setquery = function (nquery) {
query = nquery;
};
this.getquery = function () {
return query;
};
this.getrelation_operator = function () {
return relation_operator;
};
this.get_operator = function () {
return operator;
};
this.setquery(nquery);
this.setrelation_operator(nrelation_operator);
this.set_operator(noperator);
};
/**
* rename object closure,makes an object with all information of rename
*
* @param nrename_to new name information
*
**/
var rename = function (nrename_to) {
var rename_to;
this.setrename_to = function (nrename_to) {
rename_to = nrename_to;
};
this.getrename_to = function () {
return rename_to;
};
this.setrename_to(nrename_to);
};
/**
* aggregate object closure
*
* @param noperator aggregte operator
*
**/
var aggregate = function (noperator) {
var operator;
this.set_operator = function (noperator) {
operator = noperator;
};
this.get_operator = function () {
return operator;
};
this.set_operator(noperator);
};
/**
* This function returns unique element from an array
*
* @param arrayName array from which duplicate elem are to be removed.
* @return unique array
*/
function unique (arrayName) {
var newArray = [];
uniquetop:
for (var i = 0; i < arrayName.length; i++) {
for (var j = 0; j < newArray.length; j++) {
if (newArray[j] === arrayName[i]) {
continue uniquetop;
}
}
newArray[newArray.length] = arrayName[i];
}
return newArray;
}
/**
* This function takes in array and a value as input and returns 1 if values is present in array
* else returns -1
*
* @param arrayName array
* @param value value which is to be searched in the array
*/
function found (arrayName, value) {
for (var i = 0; i < arrayName.length; i++) {
if (arrayName[i] === value) {
return 1;
}
}
return -1;
}
/**
* This function concatenates two array
*
* @params add array elements of which are pushed in
* @params arr array in which elements are added
*/
function add_array (add, arr) {
for (var i = 0; i < add.length; i++) {
arr.push(add[i]);
}
return arr;
}
/* This function removes all elements present in one array from the other.
*
* @params rem array from which each element is removed from other array.
* @params arr array from which elements are removed.
*
*/
function remove_array (rem, arr) {
for (var i = 0; i < rem.length; i++) {
for (var j = 0; j < arr.length; j++) {
if (rem[i] === arr[j]) {
arr.splice(j, 1);
}
}
}
return arr;
}
/**
* This function builds the groupby clause from history object
*
*/
function query_groupby () {
var i;
var str = '';
for (i = 0; i < history_array.length;i++) {
if (history_array[i].get_type() === 'GroupBy') {
str += '`' + history_array[i].get_column_name() + '`, ';
}
}
str = str.substr(0, str.length - 2);
return str;
}
/**
* This function builds the Having clause from the history object.
*
*/
function query_having () {
var i;
var and = '(';
for (i = 0; i < history_array.length;i++) {
if (history_array[i].get_type() === 'Having') {
if (history_array[i].get_obj().get_operator() !== 'None') {
and += history_array[i].get_obj().get_operator() + '(`' + history_array[i].get_column_name() + '`) ' + history_array[i].get_obj().getrelation_operator();
and += ' ' + history_array[i].get_obj().getquery() + ', ';
} else {
and += '`' + history_array[i].get_column_name() + '` ' + history_array[i].get_obj().getrelation_operator() + ' ' + history_array[i].get_obj().getquery() + ', ';
}
}
}
if (and === '(') {
and = '';
} else {
and = and.substr(0, and.length - 2) + ')';
}
return and;
}
/**
* This function builds the orderby clause from the history object.
*
*/
function query_orderby () {
var i;
var str = '';
for (i = 0; i < history_array.length;i++) {
if (history_array[i].get_type() === 'OrderBy') {
str += '`' + history_array[i].get_column_name() + '` ' +
history_array[i].get_obj().get_order() + ', ';
}
}
str = str.substr(0, str.length - 2);
return str;
}
/**
* This function builds the Where clause from the history object.
*
*/
function query_where () {
var i;
var and = '(';
var or = '(';
for (i = 0; i < history_array.length;i++) {
if (history_array[i].get_type() === 'Where') {
if (history_array[i].get_and_or() === 0) {
and += '( `' + history_array[i].get_column_name() + '` ' + history_array[i].get_obj().getrelation_operator() + ' ' + history_array[i].get_obj().getquery() + ')';
and += ' AND ';
} else {
or += '( `' + history_array[i].get_column_name() + '` ' + history_array[i].get_obj().getrelation_operator() + ' ' + history_array[i].get_obj().getquery() + ')';
or += ' OR ';
}
}
}
if (or !== '(') {
or = or.substring(0, (or.length - 4)) + ')';
} else {
or = '';
}
if (and !== '(') {
and = and.substring(0, (and.length - 5)) + ')';
} else {
and = '';
}
if (or !== '') {
and = and + ' OR ' + or + ' )';
}
return and;
}
function check_aggregate (id_this) {
var i;
for (i = 0; i < history_array.length; i++) {
var temp = '`' + history_array[i].get_tab() + '`.`' + history_array[i].get_column_name() + '`';
if (temp === id_this && history_array[i].get_type() === 'Aggregate') {
return history_array[i].get_obj().get_operator() + '(' + id_this + ')';
}
}
return '';
}
function check_rename (id_this) {
var i;
for (i = 0; i < history_array.length; i++) {
var temp = '`' + history_array[i].get_tab() + '`.`' + history_array[i].get_column_name() + '`';
if (temp === id_this && history_array[i].get_type() === 'Rename') {
return ' AS `' + history_array[i].get_obj().getrename_to() + '`';
}
}
return '';
}
/**
* This function builds from clause of query
* makes automatic joins.
*
*
*/
function query_from () {
var i;
var tab_left = [];
var tab_used = [];
var t_tab_used = [];
var t_tab_left = [];
var temp;
var query = '';
var quer = '';
var parts = [];
var t_array = [];
t_array = from_array;
var K = 0;
var k;
var key;
var key2;
var key3;
var parts1;
// the constraints that have been used in the LEFT JOIN
var constraints_added = [];
for (i = 0; i < history_array.length; i++) {
from_array.push(history_array[i].get_tab());
}
from_array = unique(from_array);
tab_left = from_array;
temp = tab_left.shift();
quer = '`' + temp + '`';
tab_used.push(temp);
// if master table (key2) matches with tab used get all keys and check if tab_left matches
// after this check if master table (key2) matches with tab left then check if any foreign matches with master .
for (i = 0; i < 2; i++) {
for (K in contr) {
for (key in contr[K]) {// contr name
for (key2 in contr[K][key]) {// table name
parts = key2.split('.');
if (found(tab_used, parts[1]) > 0) {
for (key3 in contr[K][key][key2]) {
parts1 = contr[K][key][key2][key3][0].split('.');
if (found(tab_left, parts1[1]) > 0) {
if (found(constraints_added, key) > 0) {
query += ' AND ' + '`' + parts[1] + '`.`' + key3 + '` = ';
query += '`' + parts1[1] + '`.`' + contr[K][key][key2][key3][1] + '` ';
} else {
query += '\n' + 'LEFT JOIN ';
query += '`' + parts[1] + '` ON ';
query += '`' + parts1[1] + '`.`' + contr[K][key][key2][key3][1] + '` = ';
query += '`' + parts[1] + '`.`' + key3 + '` ';
constraints_added.push(key);
}
t_tab_left.push(parts[1]);
}
}
}
}
}
}
K = 0;
t_tab_left = unique(t_tab_left);
tab_used = add_array(t_tab_left, tab_used);
tab_left = remove_array(t_tab_left, tab_left);
t_tab_left = [];
for (K in contr) {
for (key in contr[K]) {
for (key2 in contr[K][key]) {// table name
parts = key2.split('.');
if (found(tab_left, parts[1]) > 0) {
for (key3 in contr[K][key][key2]) {
parts1 = contr[K][key][key2][key3][0].split('.');
if (found(tab_used, parts1[1]) > 0) {
if (found(constraints_added, key) > 0) {
query += ' AND ' + '`' + parts[1] + '`.`' + key3 + '` = ';
query += '`' + parts1[1] + '`.`' + contr[K][key][key2][key3][1] + '` ';
} else {
query += '\n' + 'LEFT JOIN ';
query += '`' + parts[1] + '` ON ';
query += '`' + parts1[1] + '`.`' + contr[K][key][key2][key3][1] + '` = ';
query += '`' + parts[1] + '`.`' + key3 + '` ';
constraints_added.push(key);
}
t_tab_left.push(parts[1]);
}
}
}
}
}
}
t_tab_left = unique(t_tab_left);
tab_used = add_array(t_tab_left, tab_used);
tab_left = remove_array(t_tab_left, tab_left);
t_tab_left = [];
}
for (k in tab_left) {
quer += ' , `' + tab_left[k] + '`';
}
query = quer + query;
from_array = t_array;
return query;
}
/**
* This function is the main function for query building.
* uses history object details for this.
*
* @ uses query_where()
* @ uses query_groupby()
* @ uses query_having()
* @ uses query_orderby()
*
* @param formtitle title for the form
* @param fadin
*/
function build_query (formtitle, fadin) {
var q_select = 'SELECT ';
var temp;
if (select_field.length > 0) {
for (var i = 0; i < select_field.length; i++) {
temp = check_aggregate(select_field[i]);
if (temp !== '') {
q_select += temp;
temp = check_rename(select_field[i]);
q_select += temp + ', ';
} else {
temp = check_rename(select_field[i]);
q_select += select_field[i] + temp + ', ';
}
}
q_select = q_select.substring(0, q_select.length - 2);
} else {
q_select += '* ';
}
q_select += '\nFROM ' + query_from();
var q_where = query_where();
if (q_where !== '') {
q_select += '\nWHERE ' + q_where;
}
var q_groupby = query_groupby();
if (q_groupby !== '') {
q_select += '\nGROUP BY ' + q_groupby;
}
var q_having = query_having();
if (q_having !== '') {
q_select += '\nHAVING ' + q_having;
}
var q_orderby = query_orderby();
if (q_orderby !== '') {
q_select += '\nORDER BY ' + q_orderby;
}
/**
* @var button_options Object containing options
* for jQueryUI dialog buttons
*/
var button_options = {};
button_options[PMA_messages.strClose] = function () {
$(this).dialog('close');
};
button_options[PMA_messages.strSubmit] = function () {
if (vqb_editor) {
var $elm = $ajaxDialog.find('textarea');
vqb_editor.save();
$elm.val(vqb_editor.getValue());
}
$('#vqb_form').submit();
};
var $ajaxDialog = $('#box').dialog({
appendTo: '#page_content',
width: 500,
buttons: button_options,
modal: true,
title: 'SELECT'
});
// Attach syntax highlighted editor to query dialog
/**
* @var $elm jQuery object containing the reference
* to the query textarea.
*/
var $elm = $ajaxDialog.find('textarea');
if (! vqb_editor) {
vqb_editor = PMA_getSQLEditor($elm);
}
if (vqb_editor) {
vqb_editor.setValue(q_select);
vqb_editor.focus();
} else {
$elm.val(q_select);
$elm.focus();
}
}
AJAX.registerTeardown('designer/history.js', function () {
vqb_editor = null;
history_array = [];
select_field = [];
$('#ok_edit_rename').off('click');
$('#ok_edit_having').off('click');
$('#ok_edit_Aggr').off('click');
$('#ok_edit_where').off('click');
});
AJAX.registerOnload('designer/history.js', function () {
$('#ok_edit_rename').click(function () {
edit('Rename');
});
$('#ok_edit_having').click(function () {
edit('Having');
});
$('#ok_edit_Aggr').click(function () {
edit('Aggregate');
});
$('#ok_edit_where').click(function () {
edit('Where');
});
$('#ab').accordion({ collapsible : true, active : 'none' });
});