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db_structure.js
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db_structure.js
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/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* @fileoverview functions used on the database structure page
* @name Database Structure
*
* @requires jQuery
* @requires jQueryUI
* @required js/functions.js
*/
/**
* AJAX scripts for db_structure.php
*
* Actions ajaxified here:
* Drop Database
* Truncate Table
* Drop Table
*
*/
/**
* Adjust number of rows and total size in the summary
* when truncating, creating, dropping or inserting into a table
*/
function PMA_adjustTotals() {
var byteUnits = new Array(
PMA_messages['strB'],
PMA_messages['strKiB'],
PMA_messages['strMiB'],
PMA_messages['strGiB'],
PMA_messages['strTiB'],
PMA_messages['strPiB'],
PMA_messages['strEiB']
);
/**
* @var $allTr jQuery object that references all the rows in the list of tables
*/
var $allTr = $("#tablesForm table.data tbody:first tr");
// New summary values for the table
var tableSum = $allTr.size();
var rowsSum = 0;
var sizeSum = 0;
var overheadSum = 0;
var rowSumApproximated = false;
$allTr.each(function () {
var $this = $(this);
// Get the number of rows for this SQL table
var strRows = $this.find('.tbl_rows').text();
// If the value is approximated
if (strRows.indexOf('~') == 0) {
rowSumApproximated = true;
// The approximated value contains a preceding ~ and a following 2 (Eg 100 --> ~1002)
strRows = strRows.substring(1, strRows.length - 1);
}
strRows = strRows.replace(/[,.]/g , '');
var intRow = parseInt(strRows, 10);
if (! isNaN(intRow)) {
rowsSum += intRow;
}
// Extract the size and overhead
var valSize = 0;
var valOverhead = 0;
var strSize = $.trim($this.find('.tbl_size span:not(.unit)').text());
var strSizeUnit = $.trim($this.find('.tbl_size span.unit').text());
var strOverhead = $.trim($this.find('.tbl_overhead span:not(.unit)').text());
var strOverheadUnit = $.trim($this.find('.tbl_overhead span.unit').text());
// Given a value and a unit, such as 100 and KiB, for the table size
// and overhead calculate their numeric values in bytes, such as 102400
for (var i = 0; i < byteUnits.length; i++) {
if (strSizeUnit == byteUnits[i]) {
var tmpVal = parseFloat(strSize);
valSize = tmpVal * Math.pow(1024, i);
break;
}
}
for (var i = 0; i < byteUnits.length; i++) {
if (strOverheadUnit == byteUnits[i]) {
var tmpVal = parseFloat(strOverhead);
valOverhead = tmpVal * Math.pow(1024, i);
break;
}
}
sizeSum += valSize;
overheadSum += valOverhead;
});
// Add some commas for readablility:
// 1000000 becomes 1,000,000
var strRowSum = rowsSum + "";
var regex = /(\d+)(\d{3})/;
while (regex.test(strRowSum)) {
strRowSum = strRowSum.replace(regex, '$1' + ',' + '$2');
}
// If approximated total value add ~ in front
if (rowSumApproximated) {
strRowSum = "~" + strRowSum;
}
// Calculate the magnitude for the size and overhead values
var size_magnitude = 0, overhead_magnitude = 0;
while (sizeSum >= 1024) {
sizeSum /= 1024;
size_magnitude++;
}
while (overheadSum >= 1024) {
overheadSum /= 1024;
overhead_magnitude++;
}
sizeSum = Math.round(sizeSum * 10) / 10;
overheadSum = Math.round(overheadSum * 10) / 10;
// Update summary with new data
var $summary = $("#tbl_summary_row");
$summary.find('.tbl_num').text($.sprintf(PMA_messages['strTables'], tableSum));
$summary.find('.tbl_rows').text(strRowSum);
$summary.find('.tbl_size').text(sizeSum + " " + byteUnits[size_magnitude]);
$summary.find('.tbl_overhead').text(overheadSum + " " + byteUnits[overhead_magnitude]);
}
$(document).ready(function() {
/**
* Ajax Event handler for 'Insert Table'
*
* @uses PMA_ajaxShowMessage()
* @see $cfg['AjaxEnable']
*/
var current_insert_table;
$("td.insert_table a.ajax").live('click', function(event){
event.preventDefault();
current_insert_table = $(this);
var $url = $(this).attr("href");
if ($url.substring(0, 15) == "tbl_change.php?") {
$url = $url.substring(15);
}
if ($("#insert_table_dialog").length > 0) {
$("#insert_table_dialog").remove();
}
var $div = $('<div id="insert_table_dialog"></div>');
var target = "tbl_change.php";
/**
* @var button_options Object that stores the options passed to jQueryUI
* dialog
*/
var button_options = {};
// in the following function we need to use $(this)
button_options[PMA_messages['strCancel']] = function() {$(this).dialog('close').remove();}
var button_options_error = {};
button_options_error[PMA_messages['strOK']] = function() {$(this).dialog('close').remove();}
var $msgbox = PMA_ajaxShowMessage();
$.get( target , $url+"&ajax_request=true" , function(data) {
//in the case of an error, show the error message returned.
if (data.success != undefined && data.success == false) {
$div
.append(data.error)
.dialog({
title: PMA_messages['strInsertTable'],
height: 230,
width: 900,
modal: true,
open: PMA_verifyColumnsProperties,
buttons : button_options_error
})// end dialog options
} else {
var $dialog = $div
.append(data)
.dialog({
title: PMA_messages['strInsertTable'],
height: 600,
width: 900,
modal: true,
open: PMA_verifyColumnsProperties,
buttons : button_options
});// end dialog options
//Remove the top menu container from the dialog
$dialog.find("#topmenucontainer").hide();
//Adding the datetime pikers for the dialog
$dialog.find('.datefield, .datetimefield').each(function () {
PMA_addDatepicker($(this));
});
$(".insertRowTable").addClass("ajax");
$("#buttonYes").addClass("ajax");
$div = $("#insert_table_dialog");
PMA_convertFootnotesToTooltips($div);
}
PMA_ajaxRemoveMessage($msgbox);
}) // end $.get()
});
$("#insertForm .insertRowTable.ajax input[type=submit]").live('click', function(event) {
event.preventDefault();
/**
* @var the_form object referring to the insert form
*/
var $form = $("#insertForm");
$("#result_query").remove();
PMA_prepareForAjaxRequest($form);
//User wants to submit the form
$.post($form.attr('action'), $form.serialize() , function(data) {
if(data.success == true) {
PMA_ajaxShowMessage(data.message);
} else {
PMA_ajaxShowMessage(data.error, false);
}
if ($("#insert_table_dialog").length > 0) {
$("#insert_table_dialog").dialog("close").remove();
}
/**Update the row count at the tableForm*/
current_insert_table.closest('tr').find('.value.tbl_rows').html(data.row_count);
PMA_adjustTotals();
}) // end $.post()
}) // end insert table button "Go"
$("#buttonYes.ajax").live('click', function(event){
event.preventDefault();
/**
* @var the_form object referring to the insert form
*/
var $form = $("#insertForm");
/**Get the submit type and the after insert type in the form*/
var selected_submit_type = $("#insertForm").find("#actions_panel .control_at_footer option:selected").attr('value');
var selected_after_insert = $("#insertForm").find("#actions_panel select[name=after_insert] option:selected").attr('value');
$("#result_query").remove();
PMA_prepareForAjaxRequest($form);
//User wants to submit the form
$.post($form.attr('action'), $form.serialize() , function(data) {
if(data.success == true) {
PMA_ajaxShowMessage(data.message);
if (selected_submit_type == "showinsert") {
$(data.sql_query).insertAfter("#floating_menubar");
$("#result_query .notice").remove();
$("#result_query").prepend((data.message));
}
if (selected_after_insert == "new_insert") {
/**Trigger the insert dialog for new_insert option*/
current_insert_table.trigger('click');
}
} else {
PMA_ajaxShowMessage(data.error, false);
}
if ($("#insert_table_dialog").length > 0) {
$("#insert_table_dialog").dialog("close").remove();
}
/**Update the row count at the tableForm*/
current_insert_table.closest('tr').find('.value.tbl_rows').html(data.row_count);
PMA_adjustTotals();
}) // end $.post()
});
/**
* Ajax Event handler for 'Truncate Table'
*
* @uses $.PMA_confirm()
* @uses PMA_ajaxShowMessage()
* @see $cfg['AjaxEnable']
*/
$(".truncate_table_anchor").live('click', function(event) {
event.preventDefault();
/**
* @var $this_anchor Object referring to the anchor clicked
*/
var $this_anchor = $(this);
//extract current table name and build the question string
/**
* @var curr_table_name String containing the name of the table to be truncated
*/
var curr_table_name = $this_anchor.parents('tr').children('th').children('a').text();
/**
* @var question String containing the question to be asked for confirmation
*/
var question = 'TRUNCATE ' + escapeHtml(curr_table_name);
$this_anchor.PMA_confirm(question, $this_anchor.attr('href'), function(url) {
PMA_ajaxShowMessage(PMA_messages['strProcessingRequest']);
$.get(url, {'is_js_confirmed' : 1, 'ajax_request' : true}, function(data) {
if (data.success == true) {
PMA_ajaxShowMessage(data.message);
// Adjust table statistics
var $tr = $this_anchor.closest('tr');
$tr.find('.tbl_rows').text('0');
$tr.find('.tbl_size, .tbl_overhead').text('-');
//Fetch inner span of this anchor
//and replace the icon with its disabled version
var span = $this_anchor.html().replace(/b_empty/, 'bd_empty');
//To disable further attempts to truncate the table,
//replace the a element with its inner span (modified)
$this_anchor
.replaceWith(span)
.removeClass('truncate_table_anchor');
PMA_adjustTotals();
} else {
PMA_ajaxShowMessage(PMA_messages['strErrorProcessingRequest'] + " : " + data.error, false);
}
}) // end $.get()
}) //end $.PMA_confirm()
}); //end of Truncate Table Ajax action
/**
* Ajax Event handler for 'Drop Table' or 'Drop View'
*
* @uses $.PMA_confirm()
* @uses PMA_ajaxShowMessage()
* @see $cfg['AjaxEnable']
*/
$(".drop_table_anchor").live('click', function(event) {
event.preventDefault();
var $this_anchor = $(this);
//extract current table name and build the question string
/**
* @var $curr_row Object containing reference to the current row
*/
var $curr_row = $this_anchor.parents('tr');
/**
* @var curr_table_name String containing the name of the table to be truncated
*/
var curr_table_name = $curr_row.children('th').children('a').text();
/**
* @var question String containing the question to be asked for confirmation
*/
var question = 'DROP ';
if ($this_anchor.hasClass('view')) {
question += 'VIEW';
} else {
question += 'TABLE';
}
question += ' ' + escapeHtml(curr_table_name);
$this_anchor.PMA_confirm(question, $this_anchor.attr('href'), function(url) {
PMA_ajaxShowMessage(PMA_messages['strProcessingRequest']);
$.get(url, {'is_js_confirmed' : 1, 'ajax_request' : true}, function(data) {
if (data.success == true) {
PMA_ajaxShowMessage(data.message);
toggleRowColors($curr_row.next());
$curr_row.hide("medium").remove();
PMA_adjustTotals();
if (window.parent && window.parent.frame_navigation) {
window.parent.frame_navigation.location.reload();
}
} else {
PMA_ajaxShowMessage(PMA_messages['strErrorProcessingRequest'] + " : " + data.error, false);
}
}); // end $.get()
}); // end $.PMA_confirm()
}); //end of Drop Table Ajax action
/**
* Ajax Event handler for 'Drop tracking'
*
* @uses $.PMA_confirm()
* @uses PMA_ajaxShowMessage()
* @see $cfg['AjaxEnable']
*/
$('.drop_tracking_anchor').live('click', function(event) {
event.preventDefault();
var $anchor = $(this);
/**
* @var curr_tracking_row Object containing reference to the current tracked table's row
*/
var $curr_tracking_row = $anchor.parents('tr');
/**
* @var question String containing the question to be asked for confirmation
*/
var question = PMA_messages['strDeleteTrackingData'];
$anchor.PMA_confirm(question, $anchor.attr('href'), function(url) {
PMA_ajaxShowMessage(PMA_messages['strDeletingTrackingData']);
$.get(url, {'is_js_confirmed': 1, 'ajax_request': true}, function(data) {
if(data.success == true) {
var $tracked_table = $curr_tracking_row.parents('table');
var table_name = $curr_tracking_row.find('td:nth-child(2)').text();
// Check how many rows will be left after we remove
if ($tracked_table.find('tbody tr').length === 1) {
// We are removing the only row it has
$('#tracked_tables').hide("slow").remove();
} else {
// There are more rows left after the deletion
toggleRowColors($curr_tracking_row.next());
$curr_tracking_row.hide("slow", function() {
$(this).remove();
});
}
// Make the removed table visible in the list of 'Untracked tables'.
$untracked_table = $('table#noversions');
// This won't work if no untracked tables are there.
if ($untracked_table.length > 0) {
var $rows = $untracked_table.find('tbody tr');
$rows.each(function(index) {
var $row = $(this);
var tmp_tbl_name = $row.find('td:first-child').text();
var is_last_iteration = (index == ($rows.length - 1));
if (tmp_tbl_name > table_name || is_last_iteration) {
var $cloned = $row.clone();
// Change the table name of the cloned row.
$cloned.find('td:first-child').text(table_name);
// Change the link of the cloned row.
var new_url = $cloned
.find('td:nth-child(2) a')
.attr('href')
.replace('table=' + tmp_tbl_name, 'table=' + encodeURIComponent(table_name));
$cloned.find('td:nth-child(2) a').attr('href', new_url);
// Insert the cloned row in an appropriate location.
if (tmp_tbl_name > table_name) {
$cloned.insertBefore($row);
toggleRowColors($row);
return false;
} else {
$cloned.insertAfter($row);
toggleRowColors($cloned);
}
}
});
}
PMA_ajaxShowMessage(data.message);
} else {
PMA_ajaxShowMessage(PMA_messages['strErrorProcessingRequest'] + " : " + data.error, false);
}
}); // end $.get()
}); // end $.PMA_confirm()
}); //end Drop Tracking
//Calculate Real End for InnoDB
/**
* Ajax Event handler for calculatig the real end for a InnoDB table
*
* @uses $.PMA_confirm
*/
$('#real_end_input').live('click', function(event) {
event.preventDefault();
/**
* @var question String containing the question to be asked for confirmation
*/
var question = PMA_messages['strOperationTakesLongTime'];
$(this).PMA_confirm(question, '', function() {
return true;
})
return false;
}) //end Calculate Real End for InnoDB
}, 'top.frame_content'); // end $(document).ready()