/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* @fileoverview functions used on the table structure page
* @name Table Structure
*
* @requires jQuery
* @requires jQueryUI
* @required js/functions.js
*/
/**
* AJAX scripts for tbl_structure.php
*
* Actions ajaxified here:
* Drop Column
* Add Primary Key
* Drop Primary Key/Index
*
*/
/**
* This function returns the horizontal space available for the menu in pixels.
* To calculate this value we start we the width of the main panel, then we
* substract the margin of the page content, then we substract any cellspacing
* that the table may have (original theme only) and finally we substract the
* width of all columns of the table except for the last one (which is where
* the menu will go). What we should end up with is the distance between the
* start of the last column on the table and the edge of the page, again this
* is the space available for the menu.
*
* In the case where the table cell where the menu will be displayed is already
* off-screen (the table is wider than the page), a negative value will be returned,
* but this will be treated as a zero by the menuResizer plugin.
*
* @return int
*/
function PMA_tbl_structure_menu_resizer_callback() {
var pagewidth = $('body').width();
var $page = $('#page_content');
pagewidth -= $page.outerWidth(true) - $page.outerWidth();
var columnsWidth = 0;
var $columns = $('#tablestructure').find('tr:eq(1)').find('td,th');
$columns.not(':last').each(function () {
columnsWidth += $(this).outerWidth(true);
});
var totalCellSpacing = $('#tablestructure').width();
$columns.each(function () {
totalCellSpacing -= $(this).outerWidth(true);
});
return pagewidth - columnsWidth - totalCellSpacing - 15; // 15px extra margin
}
/**
* Reload fields table
*/
function reloadFieldForm() {
$.post($("#fieldsForm").attr('action'), $("#fieldsForm").serialize() + "&ajax_request=true", function (form_data) {
var $temp_div = $("<div id='temp_div'><div>").append(form_data.message);
$("#fieldsForm").replaceWith($temp_div.find("#fieldsForm"));
$("#addColumns").replaceWith($temp_div.find("#addColumns"));
$('#move_columns_dialog').find('ul').replaceWith($temp_div.find("#move_columns_dialog ul"));
$("#moveColumns").removeClass("move-active");
/* reinitialise the more options in table */
if ($('#fieldsForm').hasClass('HideStructureActions')) {
$('#fieldsForm').find('ul.table-structure-actions').menuResizer(PMA_tbl_structure_menu_resizer_callback);
}
});
$('#page_content').show();
}
function checkFirst() {
if ($("select[name=after_field] option:selected").data('pos') === 'first') {
$("input[name=field_where]").val('first');
} else {
$("input[name=field_where]").val('after');
}
}
/**
* Unbind all event handlers before tearing down a page
*/
AJAX.registerTeardown('tbl_structure.js', function () {
$(document).off('click', "a.drop_column_anchor.ajax");
$(document).off('click', "a.add_key.ajax");
$(document).off('click', "#move_columns_anchor");
$(document).off('click', "#printView");
$(document).off('submit', ".append_fields_form.ajax");
$('body').off('click', '#fieldsForm.ajax button[name="submit_mult"], #fieldsForm.ajax input[name="submit_mult"]');
$(document).off('click', 'a[name^=partition_action].ajax');
$(document).off('click', '#remove_partitioning.ajax');
});
AJAX.registerOnload('tbl_structure.js', function () {
// Re-initialize variables.
primary_indexes = [];
indexes = [];
fulltext_indexes = [];
spatial_indexes = [];
/**
*Ajax action for submitting the "Column Change" and "Add Column" form
*/
$(".append_fields_form.ajax").off();
$(document).on('submit', ".append_fields_form.ajax", function (event) {
event.preventDefault();
/**
* @var the_form object referring to the export form
*/
var $form = $(this);
var field_cnt = $form.find('input[name=orig_num_fields]').val();
function submitForm(){
$msg = PMA_ajaxShowMessage(PMA_messages.strProcessingRequest);
$.post($form.attr('action'), $form.serialize() + '&do_save_data=1', function (data) {
if ($(".sqlqueryresults").length !== 0) {
$(".sqlqueryresults").remove();
} else if ($(".error:not(.tab)").length !== 0) {
$(".error:not(.tab)").remove();
}
if (typeof data.success != 'undefined' && data.success === true) {
$("#page_content")
.empty()
.append(data.message)
.show();
PMA_highlightSQL($('#page_content'));
$(".result_query .notice").remove();
reloadFieldForm();
$form.remove();
PMA_ajaxRemoveMessage($msg);
PMA_init_slider();
PMA_reloadNavigation();
} else {
PMA_ajaxShowMessage(data.error, false);
}
}); // end $.post()
}
function checkIfConfirmRequired($form, $field_cnt) {
var i = 0, id, elm, val, name_orig, elm_orig, val_orig;
var checkRequired = false;
for (i = 0; i < field_cnt; i++) {
id = "#field_" + i + "_5";
elm = $(id);
val = elm.val();
name_orig = "input[name=field_collation_orig\\[" + i + "\\]]";
elm_orig = $form.find(name_orig);
val_orig = elm_orig.val();
if (val && val_orig && val !== val_orig){
checkRequired = true;
break;
}
}
return checkRequired;
}
/*
* First validate the form; if there is a problem, avoid submitting it
*
* checkTableEditForm() needs a pure element and not a jQuery object,
* this is why we pass $form[0] as a parameter (the jQuery object
* is actually an array of DOM elements)
*/
if (checkTableEditForm($form[0], field_cnt)) {
// OK, form passed validation step
PMA_prepareForAjaxRequest($form);
if (PMA_checkReservedWordColumns($form)) {
//User wants to submit the form
// If Collation is changed, Warn and Confirm
if (checkIfConfirmRequired($form, field_cnt)){
var question = sprintf(
PMA_messages.strChangeColumnCollation, 'https://wiki.phpmyadmin.net/pma/Garbled_data'
);
$form.PMA_confirm(question, $form.attr('action'), function (url) {
submitForm();
});
} else {
submitForm();
}
}
}
}); // end change table button "do_save_data"
/**
* Attach Event Handler for 'Drop Column'
*/
$(document).on('click', "a.drop_column_anchor.ajax", function (event) {
event.preventDefault();
/**
* @var curr_table_name String containing the name of the current table
*/
var curr_table_name = $(this).closest('form').find('input[name=table]').val();
/**
* @var curr_row Object reference to the currently selected row (i.e. field in the table)
*/
var $curr_row = $(this).parents('tr');
/**
* @var curr_column_name String containing name of the field referred to by {@link curr_row}
*/
var curr_column_name = $curr_row.children('th').children('label').text().trim();
curr_column_name = escapeHtml(curr_column_name);
/**
* @var $after_field_item Corresponding entry in the 'After' field.
*/
var $after_field_item = $("select[name='after_field'] option[value='" + curr_column_name + "']");
/**
* @var question String containing the question to be asked for confirmation
*/
var question = PMA_sprintf(PMA_messages.strDoYouReally, 'ALTER TABLE `' + escapeHtml(curr_table_name) + '` DROP `' + escapeHtml(curr_column_name) + '`;');
var $this_anchor = $(this);
$this_anchor.PMA_confirm(question, $this_anchor.attr('href'), function (url) {
var $msg = PMA_ajaxShowMessage(PMA_messages.strDroppingColumn, false);
var params = getJSConfirmCommonParam(this, $this_anchor.getPostData());
params += '&ajax_page_request=1';
$.post(url, params, function (data) {
if (typeof data !== 'undefined' && data.success === true) {
PMA_ajaxRemoveMessage($msg);
if ($('.result_query').length) {
$('.result_query').remove();
}
if (data.sql_query) {
$('<div class="result_query"></div>')
.html(data.sql_query)
.prependTo('#structure_content');
PMA_highlightSQL($('#page_content'));
}
// Adjust the row numbers
for (var $row = $curr_row.next(); $row.length > 0; $row = $row.next()) {
var new_val = parseInt($row.find('td:nth-child(2)').text(), 10) - 1;
$row.find('td:nth-child(2)').text(new_val);
}
$after_field_item.remove();
$curr_row.hide("medium").remove();
// Remove the dropped column from select menu for 'after field'
$("select[name=after_field]").find(
'[value="' + curr_column_name + '"]'
).remove();
// by default select the (new) last option to add new column
// (in case last column is dropped)
$("select[name=after_field] option:last").attr("selected","selected");
//refresh table stats
if (data.tableStat) {
$('#tablestatistics').html(data.tableStat);
}
// refresh the list of indexes (comes from sql.php)
$('.index_info').replaceWith(data.indexes_list);
PMA_reloadNavigation();
} else {
PMA_ajaxShowMessage(PMA_messages.strErrorProcessingRequest + " : " + data.error, false);
}
}); // end $.post()
}); // end $.PMA_confirm()
}); //end of Drop Column Anchor action
/**
* Attach Event Handler for 'Print' link
*/
$(document).on('click', "#printView", function (event) {
event.preventDefault();
// Take to preview mode
printPreview();
}); //end of Print View action
/**
* Ajax Event handler for adding keys
*/
$(document).on('click', "a.add_key.ajax", function (event) {
event.preventDefault();
var $this = $(this);
var curr_table_name = $this.closest('form').find('input[name=table]').val();
var curr_column_name = $this.parents('tr').children('th').children('label').text().trim();
var add_clause = '';
if ($this.is('.add_primary_key_anchor')) {
add_clause = 'ADD PRIMARY KEY';
} else if ($this.is('.add_index_anchor')) {
add_clause = 'ADD INDEX';
} else if ($this.is('.add_unique_anchor')) {
add_clause = 'ADD UNIQUE';
} else if ($this.is('.add_spatial_anchor')) {
add_clause = 'ADD SPATIAL';
} else if ($this.is('.add_fulltext_anchor')) {
add_clause = 'ADD FULLTEXT';
}
var question = PMA_sprintf(PMA_messages.strDoYouReally, 'ALTER TABLE `' +
escapeHtml(curr_table_name) + '` ' + add_clause + '(`' + escapeHtml(curr_column_name) + '`);');
var $this_anchor = $(this);
$this_anchor.PMA_confirm(question, $this_anchor.attr('href'), function (url) {
PMA_ajaxShowMessage();
AJAX.source = $this;
var params = getJSConfirmCommonParam(this, $this_anchor.getPostData());
params += '&ajax_page_request=1';
$.post(url, params, AJAX.responseHandler);
}); // end $.PMA_confirm()
}); //end Add key
/**
* Inline move columns
**/
$(document).on('click', "#move_columns_anchor", function (e) {
e.preventDefault();
if ($(this).hasClass("move-active")) {
return;
}
/**
* @var button_options Object that stores the options passed to jQueryUI
* dialog
*/
var button_options = {};
button_options[PMA_messages.strGo] = function (event) {
event.preventDefault();
var $msgbox = PMA_ajaxShowMessage();
var $this = $(this);
var $form = $this.find("form");
var serialized = $form.serialize();
// check if any columns were moved at all
if (serialized == $form.data("serialized-unmoved")) {
PMA_ajaxRemoveMessage($msgbox);
$this.dialog('close');
return;
}
$.post($form.prop("action"), serialized + "&ajax_request=true", function (data) {
if (data.success === false) {
PMA_ajaxRemoveMessage($msgbox);
$this
.clone()
.html(data.error)
.dialog({
title: $(this).prop("title"),
height: 230,
width: 900,
modal: true,
buttons: button_options_error
}); // end dialog options
} else {
if ($('#fieldsForm').hasClass('HideStructureActions')) {
$('#fieldsForm').find('ul.table-structure-actions').menuResizer('destroy');
}
// sort the fields table
var $fields_table = $("table#tablestructure tbody");
// remove all existing rows and remember them
var $rows = $fields_table.find("tr").remove();
// loop through the correct order
for (var i in data.columns) {
var the_column = data.columns[i];
var $the_row = $rows
.find("input:checkbox[value='" + the_column + "']")
.closest("tr");
// append the row for this column to the table
$fields_table.append($the_row);
}
var $firstrow = $fields_table.find("tr").eq(0);
// Adjust the row numbers and colors
for (var $row = $firstrow; $row.length > 0; $row = $row.next()) {
$row
.find('td:nth-child(2)')
.text($row.index() + 1)
.end()
.removeClass("odd even")
.addClass($row.index() % 2 === 0 ? "odd" : "even");
}
PMA_ajaxShowMessage(data.message);
$this.dialog('close');
if ($('#fieldsForm').hasClass('HideStructureActions')) {
$('#fieldsForm').find('ul.table-structure-actions').menuResizer(PMA_tbl_structure_menu_resizer_callback);
}
}
});
};
button_options[PMA_messages.strCancel] = function () {
$(this).dialog('close');
};
var button_options_error = {};
button_options_error[PMA_messages.strOK] = function () {
$(this).dialog('close').remove();
};
var columns = [];
$("#tablestructure").find("tbody tr").each(function () {
var col_name = $(this).find("input:checkbox").eq(0).val();
var hidden_input = $("<input/>")
.prop({
name: "move_columns[]",
type: "hidden"
})
.val(col_name);
columns[columns.length] = $("<li/>")
.addClass("placeholderDrag")
.text(col_name)
.append(hidden_input);
});
var col_list = $("#move_columns_dialog").find("ul")
.find("li").remove().end();
for (var i in columns) {
col_list.append(columns[i]);
}
col_list.sortable({
axis: 'y',
containment: $("#move_columns_dialog").find("div"),
tolerance: 'pointer'
}).disableSelection();
var $form = $("#move_columns_dialog").find("form");
$form.data("serialized-unmoved", $form.serialize());
$("#move_columns_dialog").dialog({
modal: true,
buttons: button_options,
open: function () {
if ($('#move_columns_dialog').parents('.ui-dialog').height() > $(window).height()) {
$('#move_columns_dialog').dialog("option", "height", $(window).height());
}
},
beforeClose: function () {
$("#move_columns_anchor").removeClass("move-active");
}
});
});
/**
* Handles multi submits in table structure page such as change, browse, drop, primary etc.
*/
$('body').on('click', '#fieldsForm.ajax button[name="submit_mult"], #fieldsForm.ajax input[name="submit_mult"]', function (e) {
e.preventDefault();
var $button = $(this);
var $form = $button.parents('form');
var submitData = $form.serialize() + '&ajax_request=true&ajax_page_request=true&submit_mult=' + $button.val();
PMA_ajaxShowMessage();
AJAX.source = $form;
$.post($form.attr('action'), submitData, AJAX.responseHandler);
});
/**
* Handles clicks on Action links in partition table
*/
$(document).on('click', 'a[name^=partition_action].ajax', function (e) {
e.preventDefault();
var $link = $(this);
function submitPartitionAction(url) {
var params = {
'ajax_request' : true,
'ajax_page_request' : true,
'token': PMA_commonParams.get('token')
};
PMA_ajaxShowMessage();
AJAX.source = $link;
$.post(url, params, AJAX.responseHandler);
}
if ($link.is('#partition_action_DROP')) {
var question = PMA_messages.strDropPartitionWarning;
$link.PMA_confirm(question, $link.attr('href'), function (url) {
submitPartitionAction(url);
});
} else if ($link.is('#partition_action_TRUNCATE')) {
var question = PMA_messages.strTruncatePartitionWarning;
$link.PMA_confirm(question, $link.attr('href'), function (url) {
submitPartitionAction(url);
});
} else {
submitPartitionAction($link.attr('href'));
}
});
/**
* Handles remove partitioning
*/
$(document).on('click', '#remove_partitioning.ajax', function (e) {
e.preventDefault();
var $link = $(this);
var question = PMA_messages.strRemovePartitioningWarning;
$link.PMA_confirm(question, $link.attr('href'), function (url) {
var params = {
'ajax_request' : true,
'ajax_page_request' : true,
'token': PMA_commonParams.get('token')
};
PMA_ajaxShowMessage();
AJAX.source = $link;
$.post(url, params, AJAX.responseHandler);
});
});
});
/** Handler for "More" dropdown in structure table rows */
AJAX.registerOnload('tbl_structure.js', function () {
if ($('#fieldsForm').hasClass('HideStructureActions')) {
$('#fieldsForm').find('ul.table-structure-actions').menuResizer(PMA_tbl_structure_menu_resizer_callback);
} else {
$('.table-structure-actions').width(function () {
var width = 5;
$(this).find('li').each(function () {
width += $(this).outerWidth(true);
});
return width;
});
}
});
AJAX.registerTeardown('tbl_structure.js', function () {
if ($('#fieldsForm').hasClass('HideStructureActions')) {
$('#fieldsForm').find('ul.table-structure-actions').menuResizer('destroy');
}
});
$(function () {
$(window).resize($.throttle(function () {
if ($('#fieldsForm').length && $('#fieldsForm').hasClass('HideStructureActions')) {
$('#fieldsForm').find('ul.table-structure-actions').menuResizer('resize');
}
}));
});
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