mirror of
https://github.com/YunoHost-Apps/phpmyadmin_ynh.git
synced 2024-09-03 19:56:46 +02:00
386 lines
15 KiB
JavaScript
386 lines
15 KiB
JavaScript
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* @fileoverview functions used on the database structure page
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* @name Database Structure
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*
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* @requires jQuery
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* @requires jQueryUI
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* @required js/functions.js
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*/
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/**
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* AJAX scripts for db_structure.php
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*
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* Actions ajaxified here:
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* Drop Database
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* Truncate Table
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* Drop Table
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*
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*/
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/**
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* Unbind all event handlers before tearing down a page
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*/
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AJAX.registerTeardown('db_structure.js', function () {
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$("span.fkc_switch").unbind('click');
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$('#fkc_checkbox').unbind('change');
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$("a.truncate_table_anchor.ajax").die('click');
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$("a.drop_table_anchor.ajax").die('click');
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$('a.drop_tracking_anchor.ajax').die('click');
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$('#real_end_input').die('click');
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});
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/**
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* Adjust number of rows and total size in the summary
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* when truncating, creating, dropping or inserting into a table
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*/
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function PMA_adjustTotals() {
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var byteUnits = new Array(
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PMA_messages.strB,
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PMA_messages.strKiB,
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PMA_messages.strMiB,
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PMA_messages.strGiB,
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PMA_messages.strTiB,
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PMA_messages.strPiB,
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PMA_messages.strEiB
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);
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/**
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* @var $allTr jQuery object that references all the rows in the list of tables
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*/
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var $allTr = $("#tablesForm table.data tbody:first tr");
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// New summary values for the table
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var tableSum = $allTr.size();
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var rowsSum = 0;
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var sizeSum = 0;
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var overheadSum = 0;
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var rowSumApproximated = false;
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$allTr.each(function () {
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var $this = $(this);
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var i, tmpVal;
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// Get the number of rows for this SQL table
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var strRows = $this.find('.tbl_rows').text();
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// If the value is approximated
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if (strRows.indexOf('~') === 0) {
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rowSumApproximated = true;
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// The approximated value contains a preceding ~ and a following 2 (Eg 100 --> ~1002)
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strRows = strRows.substring(1, strRows.length - 1);
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}
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strRows = strRows.replace(/[,.]/g, '');
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var intRow = parseInt(strRows, 10);
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if (! isNaN(intRow)) {
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rowsSum += intRow;
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}
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// Extract the size and overhead
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var valSize = 0;
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var valOverhead = 0;
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var strSize = $.trim($this.find('.tbl_size span:not(.unit)').text());
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var strSizeUnit = $.trim($this.find('.tbl_size span.unit').text());
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var strOverhead = $.trim($this.find('.tbl_overhead span:not(.unit)').text());
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var strOverheadUnit = $.trim($this.find('.tbl_overhead span.unit').text());
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// Given a value and a unit, such as 100 and KiB, for the table size
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// and overhead calculate their numeric values in bytes, such as 102400
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for (i = 0; i < byteUnits.length; i++) {
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if (strSizeUnit == byteUnits[i]) {
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tmpVal = parseFloat(strSize);
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valSize = tmpVal * Math.pow(1024, i);
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break;
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}
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}
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for (i = 0; i < byteUnits.length; i++) {
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if (strOverheadUnit == byteUnits[i]) {
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tmpVal = parseFloat(strOverhead);
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valOverhead = tmpVal * Math.pow(1024, i);
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break;
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}
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}
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sizeSum += valSize;
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overheadSum += valOverhead;
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});
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// Add some commas for readablility:
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// 1000000 becomes 1,000,000
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var strRowSum = rowsSum + "";
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var regex = /(\d+)(\d{3})/;
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while (regex.test(strRowSum)) {
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strRowSum = strRowSum.replace(regex, '$1' + ',' + '$2');
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}
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// If approximated total value add ~ in front
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if (rowSumApproximated) {
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strRowSum = "~" + strRowSum;
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}
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// Calculate the magnitude for the size and overhead values
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var size_magnitude = 0, overhead_magnitude = 0;
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while (sizeSum >= 1024) {
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sizeSum /= 1024;
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size_magnitude++;
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}
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while (overheadSum >= 1024) {
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overheadSum /= 1024;
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overhead_magnitude++;
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}
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sizeSum = Math.round(sizeSum * 10) / 10;
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overheadSum = Math.round(overheadSum * 10) / 10;
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// Update summary with new data
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var $summary = $("#tbl_summary_row");
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$summary.find('.tbl_num').text($.sprintf(PMA_messages.strTables, tableSum));
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$summary.find('.tbl_rows').text(strRowSum);
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$summary.find('.tbl_size').text(sizeSum + " " + byteUnits[size_magnitude]);
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$summary.find('.tbl_overhead').text(overheadSum + " " + byteUnits[overhead_magnitude]);
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}
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AJAX.registerOnload('db_structure.js', function () {
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/**
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* Handler for the print view multisubmit.
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* All other multi submits can be handled via ajax, but this one needs
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* special treatment as the results need to open in another browser window
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*/
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$('#tablesForm').submit(function (event) {
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var $form = $(this);
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if ($form.find('select[name=submit_mult]').val() === 'print') {
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event.preventDefault();
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event.stopPropagation();
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$('form#clone').remove();
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var $clone = $form
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.clone()
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.hide()
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.appendTo('body');
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$clone
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.find('select[name=submit_mult]')
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.val('print');
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$clone
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.attr('target', 'printview')
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.attr('id', 'clone')
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.submit();
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}
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});
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/**
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* Event handler for 'Foreign Key Checks' disabling option
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* in the drop table confirmation form
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*/
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$("span.fkc_switch").click(function (event) {
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if ($("#fkc_checkbox").prop('checked')) {
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$("#fkc_checkbox").prop('checked', false);
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$("#fkc_status").html(PMA_messages.strForeignKeyCheckDisabled);
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return;
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}
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$("#fkc_checkbox").prop('checked', true);
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$("#fkc_status").html(PMA_messages.strForeignKeyCheckEnabled);
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});
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$('#fkc_checkbox').change(function () {
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if ($(this).prop("checked")) {
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$("#fkc_status").html(PMA_messages.strForeignKeyCheckEnabled);
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return;
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}
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$("#fkc_status").html(PMA_messages.strForeignKeyCheckDisabled);
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}); // End of event handler for 'Foreign Key Check'
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/**
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* Ajax Event handler for 'Truncate Table'
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*/
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$("a.truncate_table_anchor.ajax").live('click', function (event) {
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event.preventDefault();
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/**
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* @var $this_anchor Object referring to the anchor clicked
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*/
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var $this_anchor = $(this);
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//extract current table name and build the question string
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/**
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* @var curr_table_name String containing the name of the table to be truncated
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*/
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var curr_table_name = $this_anchor.parents('tr').children('th').children('a').text();
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/**
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* @var question String containing the question to be asked for confirmation
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*/
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var question = PMA_messages.strTruncateTableStrongWarning + ' ' +
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$.sprintf(PMA_messages.strDoYouReally, 'TRUNCATE ' + escapeHtml(curr_table_name));
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$this_anchor.PMA_confirm(question, $this_anchor.attr('href'), function (url) {
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PMA_ajaxShowMessage(PMA_messages.strProcessingRequest);
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$.get(url, {'is_js_confirmed' : 1, 'ajax_request' : true}, function (data) {
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if (data.success === true) {
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PMA_ajaxShowMessage(data.message);
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// Adjust table statistics
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var $tr = $this_anchor.closest('tr');
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$tr.find('.tbl_rows').text('0');
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$tr.find('.tbl_size, .tbl_overhead').text('-');
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//Fetch inner span of this anchor
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//and replace the icon with its disabled version
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var span = $this_anchor.html().replace(/b_empty/, 'bd_empty');
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//To disable further attempts to truncate the table,
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//replace the a element with its inner span (modified)
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$this_anchor
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.replaceWith(span)
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.removeClass('truncate_table_anchor');
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PMA_adjustTotals();
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} else {
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PMA_ajaxShowMessage(PMA_messages.strErrorProcessingRequest + " : " + data.error, false);
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}
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}); // end $.get()
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}); //end $.PMA_confirm()
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}); //end of Truncate Table Ajax action
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/**
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* Ajax Event handler for 'Drop Table' or 'Drop View'
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*/
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$("a.drop_table_anchor.ajax").live('click', function (event) {
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event.preventDefault();
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var $this_anchor = $(this);
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//extract current table name and build the question string
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/**
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* @var $curr_row Object containing reference to the current row
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*/
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var $curr_row = $this_anchor.parents('tr');
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/**
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* @var curr_table_name String containing the name of the table to be truncated
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*/
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var curr_table_name = $curr_row.children('th').children('a').text();
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/**
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* @var is_view Boolean telling if we have a view
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*/
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var is_view = $curr_row.hasClass('is_view') || $this_anchor.hasClass('view');
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/**
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* @var question String containing the question to be asked for confirmation
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*/
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var question;
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if (! is_view) {
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question = PMA_messages.strDropTableStrongWarning + ' ' +
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$.sprintf(PMA_messages.strDoYouReally, 'DROP TABLE ' + escapeHtml(curr_table_name));
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} else {
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question =
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$.sprintf(PMA_messages.strDoYouReally, 'DROP VIEW ' + escapeHtml(curr_table_name));
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}
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$this_anchor.PMA_confirm(question, $this_anchor.attr('href'), function (url) {
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var $msg = PMA_ajaxShowMessage(PMA_messages.strProcessingRequest);
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$.get(url, {'is_js_confirmed' : 1, 'ajax_request' : true}, function (data) {
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if (data.success === true) {
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PMA_ajaxShowMessage(data.message);
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toggleRowColors($curr_row.next());
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$curr_row.hide("medium").remove();
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PMA_adjustTotals();
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PMA_reloadNavigation();
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PMA_ajaxRemoveMessage($msg);
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} else {
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PMA_ajaxShowMessage(PMA_messages.strErrorProcessingRequest + " : " + data.error, false);
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}
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}); // end $.get()
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}); // end $.PMA_confirm()
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}); //end of Drop Table Ajax action
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/**
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* Ajax Event handler for 'Drop tracking'
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*/
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$('a.drop_tracking_anchor.ajax').live('click', function (event) {
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event.preventDefault();
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var $anchor = $(this);
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/**
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* @var curr_tracking_row Object containing reference to the current tracked table's row
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*/
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var $curr_tracking_row = $anchor.parents('tr');
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/**
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* @var question String containing the question to be asked for confirmation
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*/
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var question = PMA_messages.strDeleteTrackingData;
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$anchor.PMA_confirm(question, $anchor.attr('href'), function (url) {
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PMA_ajaxShowMessage(PMA_messages.strDeletingTrackingData);
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$.get(url, {'is_js_confirmed': 1, 'ajax_request': true}, function (data) {
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if (data.success === true) {
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var $tracked_table = $curr_tracking_row.parents('table');
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var table_name = $curr_tracking_row.find('td:nth-child(2)').text();
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// Check how many rows will be left after we remove
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if ($tracked_table.find('tbody tr').length === 1) {
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// We are removing the only row it has
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$('#tracked_tables').hide("slow").remove();
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} else {
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// There are more rows left after the deletion
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toggleRowColors($curr_tracking_row.next());
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$curr_tracking_row.hide("slow", function () {
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$(this).remove();
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});
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}
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// Make the removed table visible in the list of 'Untracked tables'.
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var $untracked_table = $('table#noversions');
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// This won't work if no untracked tables are there.
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if ($untracked_table.length > 0) {
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var $rows = $untracked_table.find('tbody tr');
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$rows.each(function (index) {
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var $row = $(this);
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var tmp_tbl_name = $row.find('td:first-child').text();
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var is_last_iteration = (index == ($rows.length - 1));
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if (tmp_tbl_name > table_name || is_last_iteration) {
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var $cloned = $row.clone();
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// Change the table name of the cloned row.
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$cloned.find('td:first-child').text(table_name);
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// Change the link of the cloned row.
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var new_url = $cloned
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.find('td:nth-child(2) a')
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.attr('href')
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.replace('table=' + tmp_tbl_name, 'table=' + encodeURIComponent(table_name));
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$cloned.find('td:nth-child(2) a').attr('href', new_url);
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// Insert the cloned row in an appropriate location.
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if (tmp_tbl_name > table_name) {
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$cloned.insertBefore($row);
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toggleRowColors($row);
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return false;
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} else {
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$cloned.insertAfter($row);
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toggleRowColors($cloned);
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}
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}
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});
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}
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PMA_ajaxShowMessage(data.message);
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} else {
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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
|
||
|
|
*
|
||
|
|
*/
|
||
|
|
$('#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
|
||
|
|
|
||
|
|
}); // end $()
|