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phpmyadmin_ynh/sources/libraries/schema/User_Schema.class.php

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add phpmyadmin sources 4.1.4
2014-01-14 12:28:06 +01:00
<?php
/* vim: set expandtab sw=4 ts=4 sts=4: */
/**
* Schema support library
*
* @package PhpMyAdmin-schema
*/
if (! defined('PHPMYADMIN')) {
exit;
}
require_once 'libraries/schema/Export_Relation_Schema.class.php';
/**
* This Class interacts with the user to gather the information
* about their tables for which they want to export the relational schema
* export options are shown to user from they can choose
*
* @package PhpMyAdmin-schema
*/
class PMA_User_Schema
{
public $chosenPage;
public $autoLayoutForeign;
public $autoLayoutInternal;
public $pageNumber;
public $c_table_rows;
public $action;
/**
* Sets action to be performed with schema.
*
* @param string $value action name
*
* @return void
*/
public function setAction($value)
{
$this->action = $value;
}
/**
* This function will process the user defined pages
* and tables which will be exported as Relational schema
* you can set the table positions on the paper via scratchboard
* for table positions, put the x,y co-ordinates
*
* $this->action tells what the Schema is supposed to do
* create and select a page, generate schema etc
*
* @access public
* @return void
*/
public function processUserChoice()
{
global $db, $cfgRelation;
if (isset($this->action)) {
switch ($this->action) {
case 'selectpage':
$this->chosenPage = $_REQUEST['chpage'];
if ('1' == $_REQUEST['action_choose']) {
$this->deleteCoordinates(
$db,
$cfgRelation,
$this->chosenPage
);
$this->deletePages(
$db,
$cfgRelation,
$this->chosenPage
);
$this->chosenPage = 0;
}
break;
case 'createpage':
$this->pageNumber = PMA_REL_createPage(
$_POST['newpage'],
$cfgRelation,
$db
);
$this->autoLayoutForeign = isset($_POST['auto_layout_foreign'])
? "1"
: null;
$this->autoLayoutInternal = isset($_POST['auto_layout_internal'])
? "1"
: null;
$this->processRelations(
$db,
$this->pageNumber,
$cfgRelation
);
break;
case 'edcoord':
$this->chosenPage = $_POST['chpage'];
$this->c_table_rows = $_POST['c_table_rows'];
$this->_editCoordinates($db, $cfgRelation);
break;
case 'delete_old_references':
$this->_deleteTableRows(
$_POST['delrow'],
$cfgRelation,
$db,
$_POST['chpage']
);
break;
case 'process_export':
$this->_processExportSchema();
break;
} // end switch
} // end if (isset($do))
}
/**
* shows/displays the HTML FORM to create the page
*
* @param string $db name of the selected database
*
* @return void
* @access public
*/
public function showCreatePageDialog($db)
{
$htmlString = '<form method="post" action="schema_edit.php"'
. ' name="frm_create_page">'
. '<fieldset>'
. '<legend>'
. __('Create a page')
. '</legend>'
. PMA_URL_getHiddenInputs($db)
. '<input type="hidden" name="do" value="createpage" />'
. '<table>'
. '<tr>'
. '<td><label for="id_newpage">' . __('Page name') . '</label></td>'
. '<td>'
. '<input type="text" name="newpage" id="id_newpage"'
. ' size="20" maxlength="50" />'
. '</td>'
. '</tr>'
. '<tr>'
. __('Automatic layout based on') . '</td>'
. '<td>'
. '<input type="checkbox" name="auto_layout_internal"'
. ' id="id_auto_layout_internal" /><label for="id_auto_layout_internal">'
. __('Internal relations') . '</label><br />';
/*
* Check to see whether INNODB and PBXT storage engines
* are Available in MYSQL PACKAGE
* If available, then provide AutoLayout for Foreign Keys in Schema View
*/
if (PMA_StorageEngine::isValid('InnoDB')
|| PMA_StorageEngine::isValid('PBXT')
) {
$htmlString .= '<input type="checkbox" name="auto_layout_foreign"'
. ' id="id_auto_layout_foreign" />'
. '<label for="id_auto_layout_foreign">'
. __('FOREIGN KEY') . '</label><br />';
}
$htmlString .= '</td></tr>'
. '</table>'
. '</fieldset>'
. '<fieldset class="tblFooters">'
. '<input type="submit" value="' . __('Go') . '" />'
. '</fieldset>'
. '</form>';
echo $htmlString;
}
/**
* shows/displays the created page names in a drop down list
* User can select any page number and edit it using dashboard etc
*
* @return void
* @access public
*/
public function selectPage()
{
global $db,$table,$cfgRelation;
$page_query = 'SELECT * FROM '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_Util::backquote($cfgRelation['pdf_pages'])
. ' WHERE db_name = \'' . PMA_Util::sqlAddSlashes($db) . '\'';
$page_rs = PMA_queryAsControlUser(
$page_query, false, PMA_DatabaseInterface::QUERY_STORE
);
if ($page_rs && $GLOBALS['dbi']->numRows($page_rs) > 0) {
?>
<form method="get" action="schema_edit.php" name="frm_select_page">
<fieldset>
<legend>
<?php echo __('Please choose a page to edit') . "\n"; ?>
</legend>
<?php echo PMA_URL_getHiddenInputs($db, $table); ?>
<input type="hidden" name="do" value="selectpage" />
<select name="chpage" id="chpage" class="autosubmit">
<option value="0"><?php echo __('Select page'); ?></option>
<?php
while ($curr_page = $GLOBALS['dbi']->fetchAssoc($page_rs)) {
echo "\n" . ' '
. '<option value="' . $curr_page['page_nr'] . '"';
if (isset($this->chosenPage)
&& $this->chosenPage == $curr_page['page_nr']
) {
echo ' selected="selected"';
}
echo '>' . $curr_page['page_nr'] . ': '
. htmlspecialchars($curr_page['page_descr']) . '</option>';
} // end while
echo "\n";
?>
</select>
<?php
$choices = array(
'0' => __('Edit'),
'1' => __('Delete')
);
echo PMA_Util::getRadioFields(
'action_choose', $choices, '0', false
);
unset($choices);
?>
</fieldset>
<fieldset class="tblFooters">
<input type="submit" value="<?php echo __('Go'); ?>" /><br />
</fieldset>
</form>
<?php
} // end IF
echo "\n";
} // end function
/**
* A dashboard is displayed to AutoLayout the position of tables
* users can drag n drop the tables and change their positions
*
* @return void
* @access public
*/
public function showTableDashBoard()
{
global $db, $cfgRelation, $table, $with_field_names;
/*
* We will need an array of all tables in this db
*/
$selectboxall = array('--');
$alltab_rs = $GLOBALS['dbi']->query(
'SHOW TABLES FROM ' . PMA_Util::backquote($db) . ';',
null,
PMA_DatabaseInterface::QUERY_STORE
);
while ($val = @$GLOBALS['dbi']->fetchRow($alltab_rs)) {
$selectboxall[] = $val[0];
}
$tabExist = array();
/*
* Now if we already have chosen a page number then we should
* show the tables involved
*/
if (isset($this->chosenPage) && $this->chosenPage > 0) {
echo "\n";
echo "<h2>" . __('Select Tables') . "</h2>";
$page_query = 'SELECT * FROM '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
. '.' . PMA_Util::backquote($cfgRelation['table_coords'])
. ' WHERE db_name = \'' . PMA_Util::sqlAddSlashes($db) . '\''
. ' AND pdf_page_number = \''
. PMA_Util::sqlAddSlashes($this->chosenPage) . '\'';
$page_rs = PMA_queryAsControlUser($page_query, false);
$array_sh_page = array();
while ($temp_sh_page = @$GLOBALS['dbi']->fetchAssoc($page_rs)) {
$array_sh_page[] = $temp_sh_page;
}
/*
* Display WYSIWYG parts
*/
if (! isset($_POST['with_field_names'])
&& ! isset($_POST['showwysiwyg'])
) {
$with_field_names = true;
} elseif (isset($_POST['with_field_names'])) {
$with_field_names = true;
}
$this->_displayScratchboardTables($array_sh_page);
echo '<form method="post" action="schema_edit.php" name="edcoord">';
echo PMA_URL_getHiddenInputs($db, $table);
echo '<input type="hidden" name="chpage" '
. 'value="' . htmlspecialchars($this->chosenPage) . '" />';
echo '<input type="hidden" name="do" value="edcoord" />';
echo '<table>';
echo '<tr>';
echo '<th>' . __('Table') . '</th>';
echo '<th>' . __('Delete') . '</th>';
echo '<th>X</th>';
echo '<th>Y</th>';
echo '</tr>';
if (isset($ctable)) {
unset($ctable);
}
/*
* Add one more empty row
*/
$array_sh_page[] = array(
'table_name' => '',
'x' => '0',
'y' => '0',
);
$i = 0;
$odd_row = true;
foreach ($array_sh_page as $sh_page) {
$_mtab = $sh_page['table_name'];
if (! empty($_mtab)) {
$tabExist[$_mtab] = false;
}
echo '<tr class="noclick ';
if ($odd_row) {
echo 'odd';
} else {
echo 'even';
}
echo '">';
$odd_row = ! $odd_row;
echo '<td>';
echo '<select name="c_table_' . $i . '[name]">';
foreach ($selectboxall as $value) {
echo '<option value="' . htmlspecialchars($value) . '"';
if (! empty($_mtab) && $value == $_mtab) {
echo ' selected="selected"';
$tabExist[$_mtab] = true;
}
echo '>' . htmlspecialchars($value) . '</option>';
}
echo '</select>';
echo '</td>';
echo '<td>';
echo '<input type="checkbox" id="id_c_table_' . $i .'" '
. 'name="c_table_' . $i . '[delete]" value="y" />';
echo '<label for="id_c_table_' . $i .'">'
. __('Delete') . '</label>';
echo '</td>';
echo '<td>';
echo '<input type="text" class="position-change" data-axis="left" '
. 'data-number="' . $i . '" id="c_table_' . $i . '_x" '
. 'name="c_table_' . $i . '[x]" value="'
. $sh_page['x'] . '" />';
echo '</td>';
echo '<td>';
echo '<input type="text" class="position-change" data-axis="top" '
. 'data-number="' . $i . '" id="c_table_' . $i . '_y" '
. 'name="c_table_' . $i . '[y]" value="'
. $sh_page['y'] . '" />';
echo '</td>';
echo '</tr>';
$i++;
}
echo '</table>';
echo '<input type="hidden" name="c_table_rows" value="' . $i . '" />';
echo '<input type="hidden" id="showwysiwyg" name="showwysiwyg" value="'
. ((isset($showwysiwyg) && $showwysiwyg == '1') ? '1' : '0')
. '" />';
echo '<input type="checkbox" id="id_with_field_names" '
. 'name="with_field_names" '
. (isset($with_field_names) ? 'checked="checked"' : ''). ' />';
echo '<label for="id_with_field_names">'
. __('Column names') . '</label><br />';
echo '<input type="submit" value="' . __('Save') . '" />';
echo '</form>' . "\n\n";
} // end if
if (isset($tabExist)) {
$this->_deleteTables($db, $this->chosenPage, $tabExist);
}
}
/**
* show Export relational schema generation options
* user can select export type of his own choice
* and the attributes related to it
*
* @return void
* @access public
*/
public function displaySchemaGenerationOptions()
{
global $cfg, $db, $test_rs, $chpage;
$htmlString = '<form method="post" action="schema_export.php"'
. ' class="disableAjax">'
. '<fieldset>'
. '<legend>'
. PMA_URL_getHiddenInputs($db);
if (PMA_Util::showIcons('ActionLinksMode')) {
$htmlString .= PMA_Util::getImage('b_views.png');
}
$htmlString .= __('Display relational schema')
. ':'
. '</legend>'
. '<select name="export_type" id="export_type">'
. '<option value="pdf" selected="selected">PDF</option>'
. '<option value="svg">SVG</option>'
. '<option value="dia">DIA</option>'
. '<option value="eps">EPS</option>'
. '</select>'
. '<label>' . __('Select Export Relational Type') . '</label><br />';
if (isset($test_rs)) {
$htmlString .= '<label for="pdf_page_number_opt">'
. __('Page number:')
. '</label>'
. '<select name="pdf_page_number" id="pdf_page_number_opt">';
while ($pages = @$GLOBALS['dbi']->fetchAssoc($test_rs)) {
$htmlString .= '<option value="' . $pages['page_nr'] . '">'
. $pages['page_nr'] . ': '
. htmlspecialchars($pages['page_descr'])
. '</option>' . "\n";
} // end while
$GLOBALS['dbi']->freeResult($test_rs);
unset($test_rs);
$htmlString .= '</select><br />';
} else {
$htmlString .= '<input type="hidden" name="pdf_page_number"'
. ' value="' . htmlspecialchars($this->chosenPage) . '" />';
}
$htmlString .= '<input type="hidden" name="do" value="process_export" />'
. '<input type="hidden" name="chpage" value="' . $chpage . '" />'
. '<input type="checkbox" name="show_grid" id="show_grid_opt" />'
. '<label for="show_grid_opt">' . __('Show grid') . '</label><br />'
. '<input type="checkbox" name="show_color"'
. ' id="show_color_opt" checked="checked" />'
. '<label for="show_color_opt">' . __('Show color') . '</label>'
. '<br />'
. '<input type="checkbox" name="show_table_dimension"'
. ' id="show_table_dim_opt" />'
. '<label for="show_table_dim_opt">'
. __('Show dimension of tables')
. '</label><br />'
. '<input type="checkbox" name="all_tables_same_width"'
. ' id="all_tables_same_width" />'
. '<label for="all_tables_same_width">'
. __('Same width for all tables')
. '</label><br />'
. '<input type="checkbox" name="with_doc"'
. ' id="with_doc" checked="checked" />'
. '<label for="with_doc">' . __('Data Dictionary') . '</label><br />'
. '<input type="checkbox" name="show_keys" id="show_keys" />'
. '<label for="show_keys">' . __('Only show keys') . '</label><br />'
. '<select name="orientation" id="orientation_opt" class="paper-change">'
. '<option value="L">' . __('Landscape'). '</option>'
. '<option value="P">' . __('Portrait') . '</option>'
. '</select>'
. '<label for="orientation_opt">' . __('Orientation') . '</label>'
. '<br />'
. '<select name="paper" id="paper_opt" class="paper-change">';
foreach ($cfg['PDFPageSizes'] as $val) {
$htmlString .= '<option value="' . $val . '"';
if ($val == $cfg['PDFDefaultPageSize']) {
$htmlString .= ' selected="selected"';
}
$htmlString .= ' >' . $val . '</option>' . "\n";
}
$htmlString .= '</select>'
. '<label for="paper_opt">' . __('Paper size') . '</label>'
. '</fieldset>'
. '<fieldset class="tblFooters">'
. '<input type="submit" value="' . __('Go') . '" />'
. '</fieldset>'
. '</form>';
echo $htmlString;
}
/**
* Check if there are tables that need to be deleted in dashboard,
* if there are, ask the user for allowance
*
* @param string $db name of database selected
* @param integer $chpage selected page
* @param array $tabExist array of booleans
*
* @return void
* @access private
*/
private function _deleteTables($db, $chpage, $tabExist)
{
$_strtrans = '';
$_strname = '';
$shoot = false;
if (empty($tabExist) || ! is_array($tabExist)) {
return;
}
foreach ($tabExist as $key => $value) {
if (! $value) {
$_strtrans .= '<input type="hidden" name="delrow[]" value="'
. htmlspecialchars($key) . '" />' . "\n";
$_strname .= '<li>' . htmlspecialchars($key) . '</li>' . "\n";
$shoot = true;
}
}
if (! $shoot) {
return;
}
echo '<br /><form action="schema_edit.php" method="post">' . "\n"
. PMA_URL_getHiddenInputs($db)
. '<input type="hidden" name="do" value="delete_old_references" />'
. "\n"
. '<input type="hidden" name="chpage" value="'
. htmlspecialchars($chpage) . '" />' . "\n"
. __(
'The current page has references to tables that no longer exist.'
. ' Would you like to delete those references?'
)
. '<ul>' . "\n"
. $_strname
. '</ul>' . "\n"
. $_strtrans
. '<input type="submit" value="' . __('Go') . '" />' . "\n"
. '</form>';
}
/**
* Check if there are tables that need to be deleted in dashboard,
* if there are, ask the user for allowance
*
* @param array $array_sh_page array of tables on page
*
* @return void
* @access private
*/
private function _displayScratchboardTables($array_sh_page)
{
global $with_field_names, $db;
echo '<form method="post" action="schema_edit.php" name="dragdrop">';
echo '<input type="button" name="dragdrop" id="toggle-dragdrop" '
. 'value="' . __('Toggle scratchboard') . '" />';
echo '<input type="button" name="dragdropreset" id="reset-dragdrop" '
. 'value="' . __('Reset') . '" />';
echo '</form>';
echo '<div id="pdflayout" class="pdflayout" style="visibility: hidden;">';
$i = 0;
foreach ($array_sh_page as $temp_sh_page) {
$drag_x = $temp_sh_page['x'];
$drag_y = $temp_sh_page['y'];
echo '<div id="table_' . $i . '" '
. 'data-number="' . $i .'" '
. 'data-x="' . $drag_x . '" '
. 'data-y="' . $drag_y . '" '
. 'class="pdflayout_table"'
. '>'
. '<u>'
. htmlspecialchars($temp_sh_page['table_name'])
. '</u>';
if (isset($with_field_names)) {
$fields = $GLOBALS['dbi']->getColumns(
$db, $temp_sh_page['table_name']
);
// if the table has been dropped from outside phpMyAdmin,
// we can no longer obtain its columns list
if ($fields) {
foreach ($fields as $row) {
echo '<br />' . htmlspecialchars($row['Field']) . "\n";
}
}
}
echo '</div>' . "\n";
$i++;
}
echo '</div>';
}
/**
* delete the table rows with table co-ordinates
*
* @param int $delrow delete selected table from list of tables
* @param array $cfgRelation relation settings
* @param string $db database name
* @param integer $chpage selected page for adding relations etc
*
* @return void
* @access private
*/
private function _deleteTableRows($delrow,$cfgRelation,$db,$chpage)
{
foreach ($delrow as $current_row) {
$del_query = 'DELETE FROM '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_Util::backquote($cfgRelation['table_coords']) . ' ' . "\n"
. ' WHERE db_name = \''
. PMA_Util::sqlAddSlashes($db) . '\'' . "\n"
. ' AND table_name = \''
. PMA_Util::sqlAddSlashes($current_row) . '\'' . "\n"
. ' AND pdf_page_number = \''
. PMA_Util::sqlAddSlashes($chpage) . '\'';
PMA_queryAsControlUser($del_query, false);
}
}
/**
* get all the export options and verify
* call and include the appropriate Schema Class depending on $export_type
*
* @return void
* @access private
*/
private function _processExportSchema()
{
/**
* Settings for relation stuff
*/
include_once './libraries/transformations.lib.php';
include_once './libraries/Index.class.php';
/**
* default is PDF, otherwise validate it's only letters a-z
*/
global $db,$export_type;
if (! isset($export_type) || ! preg_match('/^[a-zA-Z]+$/', $export_type)) {
$export_type = 'pdf';
}
$GLOBALS['dbi']->selectDb($db);
$path = PMA_securePath(ucfirst($export_type));
$filename = 'libraries/schema/' . $path . '_Relation_Schema.class.php';
if (!file_exists($filename)) {
PMA_Export_Relation_Schema::dieSchema(
$_POST['chpage'],
$export_type,
__('File doesn\'t exist')
);
}
include $filename;
$class_name = 'PMA_' . $path . '_Relation_Schema';
$obj_schema = new $class_name();
$obj_schema->showOutput();
}
/**
* delete X and Y coordinates
*
* @param string $db The database name
* @param array $cfgRelation relation settings
* @param integer $choosePage selected page for adding relations etc
*
* @return void
* @access private
*/
public function deleteCoordinates($db, $cfgRelation, $choosePage)
{
$query = 'DELETE FROM '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_Util::backquote($cfgRelation['table_coords'])
. ' WHERE db_name = \'' . PMA_Util::sqlAddSlashes($db) . '\''
. ' AND pdf_page_number = \''
. PMA_Util::sqlAddSlashes($choosePage) . '\'';
PMA_queryAsControlUser($query, false);
}
/**
* delete pages
*
* @param string $db The database name
* @param array $cfgRelation relation settings
* @param integer $choosePage selected page for adding relations etc
*
* @return void
* @access private
*/
public function deletePages($db, $cfgRelation, $choosePage)
{
$query = 'DELETE FROM '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_Util::backquote($cfgRelation['pdf_pages'])
. ' WHERE db_name = \'' . PMA_Util::sqlAddSlashes($db) . '\''
. ' AND page_nr = \'' . PMA_Util::sqlAddSlashes($choosePage) . '\'';
PMA_queryAsControlUser($query, false);
}
/**
* process internal and foreign key relations
*
* @param string $db The database name
* @param integer $pageNumber document number/Id
* @param array $cfgRelation relation settings
*
* @return void
* @access private
*/
public function processRelations($db, $pageNumber, $cfgRelation)
{
/*
* A u t o m a t i c l a y o u t
*
* There are 2 kinds of relations in PMA
* 1) Internal Relations 2) Foreign Key Relations
*/
if (isset($this->autoLayoutInternal) || isset($this->autoLayoutForeign)) {
$all_tables = array();
}
if (isset($this->autoLayoutForeign)) {
/*
* get the tables list
* who support FOREIGN KEY, it's not
* important that we group together InnoDB tables
* and PBXT tables, as this logic is just to put
* the tables on the layout, not to determine relations
*/
$tables = $GLOBALS['dbi']->getTablesFull($db);
$foreignkey_tables = array();
foreach ($tables as $table_name => $table_properties) {
if (PMA_Util::isForeignKeySupported($table_properties['ENGINE'])) {
$foreignkey_tables[] = $table_name;
}
}
$all_tables = $foreignkey_tables;
/*
* could be improved by finding the tables which have the
* most references keys and placing them at the beginning
* of the array (so that they are all center of schema)
*/
unset($tables, $foreignkey_tables);
}
if (isset($this->autoLayoutInternal)) {
/*
* get the tables list who support Internal Relations;
* This type of relations will be created when
* you setup the PMA tables correctly
*/
$master_tables = 'SELECT COUNT(master_table), master_table'
. ' FROM ' . PMA_Util::backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_Util::backquote($cfgRelation['relation'])
. ' WHERE master_db = \'' . PMA_Util::sqlAddSlashes($db) . '\''
. ' GROUP BY master_table'
. ' ORDER BY COUNT(master_table) DESC';
$master_tables_rs = PMA_queryAsControlUser(
$master_tables, false, PMA_DatabaseInterface::QUERY_STORE
);
if ($master_tables_rs
&& $GLOBALS['dbi']->numRows($master_tables_rs) > 0
) {
/* first put all the master tables at beginning
* of the list, so they are near the center of
* the schema
*/
while (list(, $master_table)
= $GLOBALS['dbi']->fetchRow($master_tables_rs)
) {
$all_tables[] = $master_table;
}
/* Now for each master, add its foreigns into an array
* of foreign tables, if not already there
* (a foreign might be foreign for more than
* one table, and might be a master itself)
*/
$foreign_tables = array();
foreach ($all_tables as $master_table) {
$foreigners = PMA_getForeigners($db, $master_table);
foreach ($foreigners as $foreigner) {
if (! in_array(
$foreigner['foreign_table'], $foreign_tables
)) {
$foreign_tables[] = $foreigner['foreign_table'];
}
}
}
/*
* Now merge the master and foreign arrays/tables
*/
foreach ($foreign_tables as $foreign_table) {
if (! in_array($foreign_table, $all_tables)) {
$all_tables[] = $foreign_table;
}
}
}
}
if (isset($this->autoLayoutInternal) || isset($this->autoLayoutForeign)) {
$this->addRelationCoordinates(
$all_tables, $pageNumber, $db, $cfgRelation
);
}
$this->chosenPage = $pageNumber;
}
/**
* Add X and Y coordinates for a table
*
* @param array $all_tables A list of all tables involved
* @param integer $pageNumber document number/Id
* @param string $db The database name
* @param array $cfgRelation relation settings
*
* @return void
* @access private
*/
public function addRelationCoordinates(
$all_tables, $pageNumber, $db, $cfgRelation
) {
/*
* Now generate the coordinates for the schema
* in a clockwise spiral and add to co-ordinates table
*/
$pos_x = 300;
$pos_y = 300;
$delta = 110;
$delta_mult = 1.10;
$direction = "right";
foreach ($all_tables as $current_table) {
/*
* save current table's coordinates
*/
$insert_query = 'INSERT INTO '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_Util::backquote($cfgRelation['table_coords']) . ' '
. '(db_name, table_name, pdf_page_number, x, y) '
. 'VALUES (\'' . PMA_Util::sqlAddSlashes($db) . '\', \''
. PMA_Util::sqlAddSlashes($current_table) . '\',' . $pageNumber
. ',' . $pos_x . ',' . $pos_y . ')';
PMA_queryAsControlUser($insert_query, false);
/*
* compute for the next table
*/
switch ($direction) {
case 'right':
$pos_x += $delta;
$direction = "down";
$delta *= $delta_mult;
break;
case 'down':
$pos_y += $delta;
$direction = "left";
$delta *= $delta_mult;
break;
case 'left':
$pos_x -= $delta;
$direction = "up";
$delta *= $delta_mult;
break;
case 'up':
$pos_y -= $delta;
$direction = "right";
$delta *= $delta_mult;
break;
}
}
}
/**
* update X and Y coordinates for a table
*
* @param string $db The database name
* @param array $cfgRelation relation settings
*
* @return void
* @access private
*/
private function _editCoordinates($db, $cfgRelation)
{
for ($i = 0; $i < $this->c_table_rows; $i++) {
$arrvalue = $_POST['c_table_' . $i];
if (! isset($arrvalue['x']) || $arrvalue['x'] == '') {
$arrvalue['x'] = 0;
}
if (! isset($arrvalue['y']) || $arrvalue['y'] == '') {
$arrvalue['y'] = 0;
}
if (isset($arrvalue['name']) && $arrvalue['name'] != '--') {
$test_query = 'SELECT * FROM '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db']) . '.'
. PMA_Util::backquote($cfgRelation['table_coords'])
. ' WHERE db_name = \'' . PMA_Util::sqlAddSlashes($db) . '\''
. ' AND table_name = \''
. PMA_Util::sqlAddSlashes($arrvalue['name']) . '\''
. ' AND pdf_page_number = \''
. PMA_Util::sqlAddSlashes($this->chosenPage) . '\'';
$test_rs = PMA_queryAsControlUser(
$test_query, false, PMA_DatabaseInterface::QUERY_STORE
);
//echo $test_query;
if ($test_rs && $GLOBALS['dbi']->numRows($test_rs) > 0) {
if (isset($arrvalue['delete']) && $arrvalue['delete'] == 'y') {
$ch_query = 'DELETE FROM '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
. '.'
. PMA_Util::backquote($cfgRelation['table_coords'])
. ' WHERE db_name = \''
. PMA_Util::sqlAddSlashes($db) . '\''
. ' AND table_name = \''
. PMA_Util::sqlAddSlashes($arrvalue['name']) . '\''
. ' AND pdf_page_number = \''
. PMA_Util::sqlAddSlashes($this->chosenPage) . '\'';
} else {
$ch_query = 'UPDATE '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
. '.' . PMA_Util::backquote($cfgRelation['table_coords'])
. ' '
. 'SET x = ' . $arrvalue['x'] . ', y= ' . $arrvalue['y']
. ' WHERE db_name = \''
. PMA_Util::sqlAddSlashes($db) . '\''
. ' AND table_name = \''
. PMA_Util::sqlAddSlashes($arrvalue['name']) . '\''
. ' AND pdf_page_number = \''
. PMA_Util::sqlAddSlashes($this->chosenPage) . '\'';
}
} else {
$ch_query = 'INSERT INTO '
. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
. '.' . PMA_Util::backquote($cfgRelation['table_coords'])
. ' '
. '(db_name, table_name, pdf_page_number, x, y) '
. 'VALUES (\'' . PMA_Util::sqlAddSlashes($db) . '\', \''
. PMA_Util::sqlAddSlashes($arrvalue['name']) . '\', \''
. PMA_Util::sqlAddSlashes($this->chosenPage) . '\','
. $arrvalue['x'] . ',' . $arrvalue['y'] . ')';
}
//echo $ch_query;
PMA_queryAsControlUser($ch_query, false);
} // end if
} // end for
}
}
?>
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