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/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Unbind all event handlers before tearing down a page
*/
AJAX.registerTeardown('server_variables.js', function() {
$('#serverVariables .var-row').unbind('hover');
$('#filterText').unbind('keyup');
$('a.editLink').die('click');
$('#serverVariables').find('.var-name').find('a img').remove();
});
AJAX.registerOnload('server_variables.js', function() {
var $editLink = $('a.editLink');
var $saveLink = $('a.saveLink');
var $cancelLink = $('a.cancelLink');
var $filterField = $('#filterText');
/* Show edit link on hover */
$('#serverVariables').delegate('.var-row', 'hover', function(event) {
if (event.type === 'mouseenter') {
var $elm = $(this).find('.var-value');
// Only add edit element if the element is not being edited
if ($elm.hasClass('editable') && ! $elm.hasClass('edit')) {
$elm.prepend($editLink.clone().show());
}
} else {
$(this).find('a.editLink').remove();
}
}).find('.var-name').find('a').append(
$('#docImage').clone().show()
);
/* Launches the variable editor */
$editLink.live('click', function (event) {
event.preventDefault();
editVariable(this);
});
/* Event handler for variables filter */
$filterField.keyup(function() {
var textFilter = null, val = $(this).val();
if (val.length !== 0) {
textFilter = new RegExp("(^| )"+val.replace(/_/g,' '),'i');
}
filterVariables(textFilter);
});
/* Trigger filtering of the list based on incoming variable name */
if ($filterField.val()) {
$filterField.trigger('keyup').select();
}
/* Filters the rows by the user given regexp */
function filterVariables(textFilter) {
var mark_next = false, $row, odd_row = false;
$('#serverVariables .var-row').not('.var-header').each(function() {
$row = $(this);
if ( mark_next
|| textFilter === null
|| textFilter.exec($row.find('.var-name').text())
) {
// If current global value is different from session value
// (has class diffSession), then display that one too
mark_next = $row.hasClass('diffSession') && ! mark_next;
odd_row = ! odd_row;
$row.css('display', '');
if (odd_row) {
$row.addClass('odd').removeClass('even');
} else {
$row.addClass('even').removeClass('odd');
}
} else {
$row.css('display', 'none');
}
});
}
/* Allows the user to edit a server variable */
function editVariable(link) {
var $cell = $(link).parent();
var varName = $cell.parent().find('.var-name').text().replace(/ /g,'_');
var $mySaveLink = $saveLink.clone().show();
var $myCancelLink = $cancelLink.clone().show();
var $msgbox = PMA_ajaxShowMessage();
$cell
.addClass('edit') // variable is being edited
.find('a.editLink')
.remove(); // remove edit link
$mySaveLink.click(function() {
var $msgbox = PMA_ajaxShowMessage(PMA_messages.strProcessingRequest);
$.get($(this).attr('href'), {
ajax_request: true,
type: 'setval',
varName: varName,
varValue: $cell.find('input').val()
}, function(data) {
if (data.success) {
$cell
.html(data.variable)
.data('content', data.variable);
PMA_ajaxRemoveMessage($msgbox);
} else {
PMA_ajaxShowMessage(data.error, false);
$cell.html($cell.data('content'));
}
$cell.removeClass('edit');
});
return false;
});
$myCancelLink.click(function() {
$cell
.html($cell.data('content'))
.removeClass('edit');
return false;
});
$.get($mySaveLink.attr('href'), {
ajax_request: true,
type: 'getval',
varName: varName
}, function(data) {
if (data.success === true) {
var $editor = $('<div />', {'class':'serverVariableEditor'})
.append($myCancelLink)
.append(' ')
.append($mySaveLink)
.append(' ')
.append(
$('<div/>').append(
$('<input />', {type: 'text'}).val(data.message)
)
);
// Save and replace content
$cell
.data('content', $cell.html())
.html($editor)
.find('input')
.focus()
.keydown(function(event) { // Keyboard shortcuts
if (event.keyCode === 13) { // Enter key
$mySaveLink.trigger('click');
} else if (event.keyCode === 27) { // Escape key
$myCancelLink.trigger('click');
}
});
PMA_ajaxRemoveMessage($msgbox);
} else {
$cell.removeClass('edit');
PMA_ajaxShowMessage(data.error);
}
});
}
});
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