mirror of
https://github.com/YunoHost-Apps/phpmyadmin_ynh.git
synced 2024-09-03 19:56:46 +02:00
1036 lines
36 KiB
PHP
1036 lines
36 KiB
PHP
<?php
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/* vim: set expandtab sw=4 ts=4 sts=4: */
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/**
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* Functions for the table relation page
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*
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* @package PhpMyAdmin
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*/
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/**
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* Generate dropdown choices
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*
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* @param string $dropdown_question Message to display
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* @param string $select_name Name of the <select> field
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* @param array $choices Choices for dropdown
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* @param string $selected_value Selected value
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*
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* @return string The html code for existing value (for selected)
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*
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* @access public
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*/
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function PMA_generateDropdown(
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$dropdown_question, $select_name, $choices, $selected_value
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) {
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$html_output = htmlspecialchars($dropdown_question) . ' '
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. '<select name="' . htmlspecialchars($select_name) . '">' . "\n";
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foreach ($choices as $one_value => $one_label) {
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$html_output .= '<option value="' . htmlspecialchars($one_value) . '"';
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if ($selected_value == $one_value) {
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$html_output .= ' selected="selected" ';
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}
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$html_output .= '>' . htmlspecialchars($one_label) . '</option>' . "\n";
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}
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$html_output .= '</select>' . "\n";
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return $html_output;
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}
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/**
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* Split a string on backquote pairs
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*
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* @param string $text original string
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*
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* @return array containing the elements (and their surrounding backquotes)
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*
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* @access public
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*/
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function PMA_backquoteSplit($text)
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{
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$elements = array();
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$final_pos = strlen($text) - 1;
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$pos = 0;
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while ($pos <= $final_pos) {
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$first_backquote = strpos($text, '`', $pos);
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$second_backquote = strpos($text, '`', $first_backquote + 1);
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// after the second one, there might be another one which means
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// this is an escaped backquote
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if ($second_backquote < $final_pos && '`' == $text[$second_backquote + 1]) {
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$second_backquote = strpos($text, '`', $second_backquote + 2);
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}
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if (false === $first_backquote || false === $second_backquote) {
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break;
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}
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$elements[] = substr(
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$text, $first_backquote, $second_backquote - $first_backquote + 1
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);
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$pos = $second_backquote + 1;
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}
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return($elements);
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}
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/**
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* Returns the DROP query for a foreign key constraint
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*
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* @param string $table table of the foreign key
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* @param string $fk foreign key name
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*
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* @return string DROP query for the foreign key constraint
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*/
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function PMA_getSQLToDropForeignKey($table, $fk)
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{
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return 'ALTER TABLE ' . PMA_Util::backquote($table)
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. ' DROP FOREIGN KEY ' . PMA_Util::backquote($fk) . ';';
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}
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/**
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* Returns the SQL query for foreign key constraint creation
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*
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* @param string $table table name
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* @param string $field field name
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* @param string $foreignDb foreign database name
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* @param string $foreignTable foreign table name
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* @param string $foreignField foreign field name
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* @param string $name name of the constraint
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* @param string $onDelete on delete action
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* @param string $onUpdate on update action
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*
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* @return string SQL query for foreign key constraint creation
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*/
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function PMA_getSQLToCreateForeignKey($table, $field, $foreignDb, $foreignTable,
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$foreignField, $name = null, $onDelete = null, $onUpdate = null
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) {
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$sql_query = 'ALTER TABLE ' . PMA_Util::backquote($table) . ' ADD ';
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// if user entered a constraint name
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if (! empty($name)) {
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$sql_query .= ' CONSTRAINT ' . PMA_Util::backquote($name);
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}
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$sql_query .= ' FOREIGN KEY (' . PMA_Util::backquote($field) . ')'
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. ' REFERENCES ' . PMA_Util::backquote($foreignDb)
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. '.' . PMA_Util::backquote($foreignTable)
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. '(' . PMA_Util::backquote($foreignField) . ')';
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if (! empty($onDelete)) {
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$sql_query .= ' ON DELETE ' . $onDelete;
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}
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if (! empty($onUpdate)) {
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$sql_query .= ' ON UPDATE ' . $onUpdate;
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}
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$sql_query .= ';';
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return $sql_query;
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}
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/**
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* Creates and populates dropdowns to select foreign db/table/column
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*
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* @param string $name name of the dropdowns
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* @param array $values dropdown values
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* @param string|boolean $foreign value of the item to be selected
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* @param string $title title to show on hovering the dropdown
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*
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* @return string HTML for the dropdown
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*/
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function PMA_generateRelationalDropdown(
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$name, $values = array(), $foreign = false, $title = ''
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) {
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$html_output = '<select name="' . $name . '" title="' . $title . '">';
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$html_output .= '<option value=""></option>';
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$seen_key = false;
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foreach ($values as $value) {
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$html_output .= '<option value="' . htmlspecialchars($value) . '"';
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if ($foreign && $value == $foreign) {
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$html_output .= ' selected="selected"';
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$seen_key = true;
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}
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$html_output .= '>' . htmlspecialchars($value) . '</option>';
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}
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if ($foreign && ! $seen_key) {
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$html_output .= '<option value="' . htmlspecialchars($foreign) . '"'
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. ' selected="selected">' . htmlspecialchars($foreign) . '</option>';
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}
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$html_output .= '</select>';
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return $html_output;
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}
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/**
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* Function to get html for the common form
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*
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* @param string $db current database
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* @param string $table current table
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* @param array $columns columns
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* @param array $cfgRelation configuration relation
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* @param string $tbl_storage_engine table storage engine
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* @param array $existrel db, table, column
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* @param array $existrel_foreign db, table, column
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* @param array $options_array options array
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*
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* @return string
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*/
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function PMA_getHtmlForCommonForm($db, $table, $columns, $cfgRelation,
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$tbl_storage_engine, $existrel, $existrel_foreign, $options_array
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) {
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$html_output = PMA_getHtmlForCommonFormHeader($db, $table);
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if (count($columns) > 0) {
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$html_output .= PMA_getHtmlForCommonFormRows(
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$columns, $cfgRelation, $tbl_storage_engine,
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$existrel, $existrel_foreign, $options_array, $db, $table
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);
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} // end if (we have columns in this table)
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$html_output .= PMA_getHtmlForCommonFormFooter();
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return $html_output;
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}
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/**
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* Function to get html for the common form rows
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*
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* @param array $columns columns
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* @param array $cfgRelation configuration relation
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* @param string $tbl_storage_engine table storage engine
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* @param array $existrel existed relations
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* @param array $existrel_foreign existed relations for foreign keys
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* @param array $options_array options array
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* @param string $db current database
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* @param string $table current table
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*
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* @return string
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*/
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function PMA_getHtmlForCommonFormRows($columns, $cfgRelation, $tbl_storage_engine,
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$existrel, $existrel_foreign, $options_array, $db, $table
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) {
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foreach ($columns as $row) {
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$save_row[] = $row;
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}
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$saved_row_cnt = count($save_row);
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$html_output = '<fieldset>'
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. '<legend>' . __('Relations'). '</legend>'
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. '<table id="relationalTable">';
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$html_output .= PMA_getHtmlForCommonFormTableHeaders(
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$cfgRelation, $tbl_storage_engine
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);
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$odd_row = true;
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for ($i = 0; $i < $saved_row_cnt; $i++) {
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$html_output .= PMA_getHtmlForRow(
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$save_row, $i, $odd_row, $cfgRelation, $existrel, $db,
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$tbl_storage_engine, $existrel_foreign, $options_array
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);
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$odd_row = ! $odd_row;
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} // end for
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$html_output .= '</table>' . "\n"
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. '</fieldset>' . "\n";
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if ($cfgRelation['displaywork']) {
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$html_output .= PMA_getHtmlForDisplayFieldInfos($db, $table, $save_row);
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}
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return $html_output;
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}
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/**
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* Function to get html for an entire row in common form
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*
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* @param array $save_row save row
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* @param int $i counter
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* @param bool $odd_row whether odd row or not
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* @param array $cfgRelation configuration relation
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* @param array $existrel db, table, column
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* @param string $db current db
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* @param string $tbl_storage_engine table storage engine
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* @param array $existrel_foreign db, table, column
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* @param array $options_array options array
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*
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* @return string
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*/
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function PMA_getHtmlForRow($save_row, $i, $odd_row, $cfgRelation, $existrel, $db,
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$tbl_storage_engine, $existrel_foreign, $options_array
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) {
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$myfield = $save_row[$i]['Field'];
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// Use an md5 as array index to avoid having special characters
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// in the name attribute (see bug #1746964 )
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$myfield_md5 = md5($myfield);
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$myfield_html = htmlspecialchars($myfield);
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$html_output = '<tr class="' . ($odd_row ? 'odd' : 'even') . '">'
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. '<td class="center">'
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. '<strong>' . $myfield_html . '</strong>'
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. '<input type="hidden" name="fields_name[' . $myfield_md5 . ']"'
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. ' value="' . $myfield_html . '"/>'
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. '</td>';
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if ($cfgRelation['relwork']) {
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$html_output .= '<td>';
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$foreign_db = false;
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$foreign_table = false;
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$foreign_column = false;
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// database dropdown
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if (isset($existrel[$myfield])) {
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$foreign_db = $existrel[$myfield]['foreign_db'];
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} else {
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$foreign_db = $db;
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}
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$html_output .= PMA_generateRelationalDropdown(
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'destination_db[' . $myfield_md5 . ']',
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$GLOBALS['pma']->databases,
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$foreign_db,
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__('Database')
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);
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// end of database dropdown
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// table dropdown
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$tables = array();
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if ($foreign_db) {
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if (isset($existrel[$myfield])) {
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$foreign_table = $existrel[$myfield]['foreign_table'];
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}
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$tables_rs = $GLOBALS['dbi']->query(
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'SHOW TABLES FROM ' . PMA_Util::backquote($foreign_db),
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null,
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PMA_DatabaseInterface::QUERY_STORE
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);
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while ($row = $GLOBALS['dbi']->fetchRow($tables_rs)) {
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$tables[] = $row[0];
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}
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}
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$html_output .= PMA_generateRelationalDropdown(
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'destination_table[' . $myfield_md5 . ']',
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$tables,
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$foreign_table,
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__('Table')
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);
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// end of table dropdown
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// column dropdown
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$columns = array();
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if ($foreign_db && $foreign_table) {
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if (isset($existrel[$myfield])) {
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$foreign_column = $existrel[$myfield]['foreign_field'];
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}
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$table_obj = new PMA_Table($foreign_table, $foreign_db);
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$columns = $table_obj->getUniqueColumns(false, false);
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}
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$html_output .= PMA_generateRelationalDropdown(
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'destination_column[' . $myfield_md5 . ']',
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$columns,
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$foreign_column,
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__('Column')
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);
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// end of column dropdown
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$html_output .= '</td>';
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} // end if (internal relations)
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if (PMA_Util::isForeignKeySupported($tbl_storage_engine)) {
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$html_output .= PMA_getHtmlForForeignKey(
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$save_row, $i, $existrel_foreign, $myfield, $db,
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$myfield_md5, $tbl_storage_engine, $options_array
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);
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} // end if (InnoDB)
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$html_output .= '</tr>';
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return $html_output;
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}
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/**
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* Function to get html for the common form header
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*
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* @param string $db current database
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* @param string $table current table
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*
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* @return string
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*/
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function PMA_getHtmlForCommonFormHeader($db, $table)
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{
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return '<form method="post" action="tbl_relation.php">' . "\n"
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. PMA_URL_getHiddenInputs($db, $table);
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}
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/**
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* Function to get html for the common form footer
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*
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* @return string
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*/
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function PMA_getHtmlForCommonFormFooter()
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{
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return '<fieldset class="tblFooters">'
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. '<input type="submit" value="' . __('Save') . '" />'
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. '</fieldset>'
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. '</form>';
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}
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/**
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* Function to get html for display field infos
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*
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* @param string $db current database
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* @param string $table current table
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* @param array $save_row save row
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*
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* @return string
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*/
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function PMA_getHtmlForDisplayFieldInfos($db, $table, $save_row)
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{
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$disp = PMA_getDisplayField($db, $table);
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$html_output = '<fieldset>'
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. '<label>' . __('Choose column to display:') . '</label>'
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. '<select name="display_field">'
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. '<option value="">---</option>';
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foreach ($save_row as $row) {
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$html_output .= '<option value="'
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. htmlspecialchars($row['Field']) . '"';
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if (isset($disp) && $row['Field'] == $disp) {
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$html_output .= ' selected="selected"';
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}
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$html_output .= '>' . htmlspecialchars($row['Field'])
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. '</option>'. "\n";
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} // end while
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$html_output .= '</select>'
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. '</fieldset>';
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return $html_output;
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}
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/**
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* Function to get html for the common form title headers
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*
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* @param array $cfgRelation configuration relation
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* @param string $tbl_storage_engine table storage engine
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*
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* @return string
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*/
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function PMA_getHtmlForCommonFormTableHeaders($cfgRelation, $tbl_storage_engine)
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{
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$html_output = '<tr><th>' . __('Column') . '</th>';
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if ($cfgRelation['relwork']) {
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$html_output .= '<th>' . __('Internal relation');
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if (PMA_Util::isForeignKeySupported($tbl_storage_engine)) {
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$html_output .= PMA_Util::showHint(
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__(
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'An internal relation is not necessary when a corresponding'
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. ' FOREIGN KEY relation exists.'
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)
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);
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}
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$html_output .= '</th>';
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}
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if (PMA_Util::isForeignKeySupported($tbl_storage_engine)) {
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// this does not have to be translated, it's part of the MySQL syntax
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$html_output .= '<th colspan="2">' . __('Foreign key constraint')
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. ' (' . $tbl_storage_engine . ')';
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$html_output .= '</th>';
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}
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$html_output .= '</tr>';
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return $html_output;
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}
|
|
|
|
/**
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* Function to get html for the foreign key
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*
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* @param array $save_row save row
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* @param int $i counter
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* @param array $existrel_foreign db, table, columns
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* @param string $myfield my field
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* @param string $db current database
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* @param string $myfield_md5 my field md5
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* @param string $tbl_storage_engine table storage engine
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* @param array $options_array options array
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*
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* @return string
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*/
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function PMA_getHtmlForForeignKey($save_row, $i, $existrel_foreign, $myfield, $db,
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$myfield_md5, $tbl_storage_engine, $options_array
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) {
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$html_output = '<td>';
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if (! empty($save_row[$i]['Key'])) {
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|
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$foreign_db = false;
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$foreign_table = false;
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$foreign_column = false;
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|
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// foreign database dropdown
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if (isset($existrel_foreign[$myfield])) {
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$foreign_db = $existrel_foreign[$myfield]['foreign_db'];
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} else {
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$foreign_db = $db;
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}
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$html_output .= '<span class="formelement clearfloat">';
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$html_output .= PMA_generateRelationalDropdown(
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'destination_foreign_db[' . $myfield_md5 . ']',
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$GLOBALS['pma']->databases,
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$foreign_db,
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__('Database')
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);
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// end of foreign database dropdown
|
|
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|
// foreign table dropdown
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$tables = array();
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if ($foreign_db) {
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if (isset($existrel_foreign[$myfield])) {
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$foreign_table = $existrel_foreign[$myfield]['foreign_table'];
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}
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// In Drizzle, 'SHOW TABLE STATUS' will show status only for the tables
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// which are currently in the table cache. Hence we have to use
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// 'SHOW TABLES' and manully retrieve table engine values.
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|
if (PMA_DRIZZLE) {
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$tables_rs = $GLOBALS['dbi']->query(
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'SHOW TABLES FROM ' . PMA_Util::backquote($foreign_db),
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null,
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PMA_DatabaseInterface::QUERY_STORE
|
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);
|
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while ($row = $GLOBALS['dbi']->fetchArray($tables_rs)) {
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$engine = PMA_Table::sGetStatusInfo(
|
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$foreign_db,
|
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$row[0],
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'Engine'
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);
|
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if (isset($engine)
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&& strtoupper($engine) == $tbl_storage_engine
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) {
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$tables[] = $row[0];
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}
|
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}
|
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} else {
|
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$tables_rs = $GLOBALS['dbi']->query(
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'SHOW TABLE STATUS FROM ' . PMA_Util::backquote($foreign_db),
|
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null,
|
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PMA_DatabaseInterface::QUERY_STORE
|
|
);
|
|
while ($row = $GLOBALS['dbi']->fetchRow($tables_rs)) {
|
|
if (isset($row[1])
|
|
&& strtoupper($row[1]) == $tbl_storage_engine
|
|
) {
|
|
$tables[] = $row[0];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
$html_output .= PMA_generateRelationalDropdown(
|
|
'destination_foreign_table[' . $myfield_md5 . ']',
|
|
$tables,
|
|
$foreign_table,
|
|
__('Table')
|
|
);
|
|
// end of foreign table dropdown
|
|
|
|
// foreign column dropdown
|
|
$columns = array();
|
|
if ($foreign_db && $foreign_table) {
|
|
if (isset($existrel_foreign[$myfield])) {
|
|
$foreign_column = $existrel_foreign[$myfield]['foreign_field'];
|
|
}
|
|
$table_obj = new PMA_Table($foreign_table, $foreign_db);
|
|
$columns = $table_obj->getUniqueColumns(false, false);
|
|
}
|
|
$html_output .= PMA_generateRelationalDropdown(
|
|
'destination_foreign_column[' . $myfield_md5 . ']',
|
|
$columns,
|
|
$foreign_column,
|
|
__('Column')
|
|
);
|
|
$html_output .= '</span>';
|
|
// end of foreign column dropdown
|
|
|
|
// For constraint name
|
|
$html_output .= '<span class="formelement clearfloat">';
|
|
$constraint_name = isset($existrel_foreign[$myfield]['constraint'])
|
|
? $existrel_foreign[$myfield]['constraint'] : '';
|
|
$html_output .= __('Constraint name');
|
|
$html_output .= '<input type="text" name="constraint_name['
|
|
. $myfield_md5 . ']"'
|
|
. ' value="' . $constraint_name . '"/>';
|
|
$html_output .= '</span>' . "\n";
|
|
|
|
$html_output .= '<span class="formelement clearfloat">';
|
|
// For ON DELETE and ON UPDATE, the default action
|
|
// is RESTRICT as per MySQL doc; however, a SHOW CREATE TABLE
|
|
// won't display the clause if it's set as RESTRICT.
|
|
$on_delete = isset($existrel_foreign[$myfield]['on_delete'])
|
|
? $existrel_foreign[$myfield]['on_delete'] : 'RESTRICT';
|
|
$html_output .= PMA_generateDropdown(
|
|
'ON DELETE',
|
|
'on_delete[' . $myfield_md5 . ']',
|
|
$options_array,
|
|
$on_delete
|
|
);
|
|
$html_output .= '</span>' . "\n";
|
|
|
|
$html_output .= '<span class="formelement clearfloat">' . "\n";
|
|
$on_update = isset($existrel_foreign[$myfield]['on_update'])
|
|
? $existrel_foreign[$myfield]['on_update'] : 'RESTRICT';
|
|
$html_output .= PMA_generateDropdown(
|
|
'ON UPDATE',
|
|
'on_update[' . $myfield_md5 . ']',
|
|
$options_array,
|
|
$on_update
|
|
);
|
|
$html_output .= '</span>' . "\n";
|
|
} else {
|
|
$html_output .= __('No index defined! Create one below');
|
|
} // end if (a key exists)
|
|
$html_output .= '</td>';
|
|
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Function to send html for table or column dropdown list
|
|
*
|
|
* @return void
|
|
*/
|
|
function PMA_sendHtmlForTableOrColumnDropdownList()
|
|
{
|
|
if (isset($_REQUEST['foreignTable'])) { // if both db and table are selected
|
|
PMA_sendHtmlForColumnDropdownList();
|
|
} else { // if only the db is selected
|
|
PMA_sendHtmlForTableDropdownList();
|
|
}
|
|
exit;
|
|
}
|
|
|
|
/**
|
|
* Function to send html for column dropdown list
|
|
*
|
|
* @return void
|
|
*/
|
|
function PMA_sendHtmlForColumnDropdownList()
|
|
{
|
|
$response = PMA_Response::getInstance();
|
|
|
|
$foreignTable = $_REQUEST['foreignTable'];
|
|
$table_obj = new PMA_Table($foreignTable, $_REQUEST['foreignDb']);
|
|
$columns = array();
|
|
foreach ($table_obj->getUniqueColumns(false, false) as $column) {
|
|
$columns[] = htmlspecialchars($column);
|
|
}
|
|
$response->addJSON('columns', $columns);
|
|
}
|
|
|
|
/**
|
|
* Function to send html for table dropdown list
|
|
*
|
|
* @return void
|
|
*/
|
|
function PMA_sendHtmlForTableDropdownList()
|
|
{
|
|
$response = PMA_Response::getInstance();
|
|
$tables = array();
|
|
|
|
$foreign = isset($_REQUEST['foreign']) && $_REQUEST['foreign'] === 'true';
|
|
if ($foreign) {
|
|
$tbl_storage_engine = strtoupper(
|
|
PMA_Table::sGetStatusInfo(
|
|
$_REQUEST['db'],
|
|
$_REQUEST['table'],
|
|
'Engine'
|
|
)
|
|
);
|
|
}
|
|
|
|
// In Drizzle, 'SHOW TABLE STATUS' will show status only for the tables
|
|
// which are currently in the table cache. Hence we have to use 'SHOW TABLES'
|
|
// and manully retrieve table engine values.
|
|
if ($foreign && ! PMA_DRIZZLE) {
|
|
$query = 'SHOW TABLE STATUS FROM '
|
|
. PMA_Util::backquote($_REQUEST['foreignDb']);
|
|
$tables_rs = $GLOBALS['dbi']->query(
|
|
$query,
|
|
null,
|
|
PMA_DatabaseInterface::QUERY_STORE
|
|
);
|
|
|
|
while ($row = $GLOBALS['dbi']->fetchArray($tables_rs)) {
|
|
if (isset($row['Engine'])
|
|
&& strtoupper($row['Engine']) == $tbl_storage_engine
|
|
) {
|
|
$tables[] = htmlspecialchars($row['Name']);
|
|
}
|
|
}
|
|
} else {
|
|
$query = 'SHOW TABLES FROM '
|
|
. PMA_Util::backquote($_REQUEST['foreignDb']);
|
|
$tables_rs = $GLOBALS['dbi']->query(
|
|
$query,
|
|
null,
|
|
PMA_DatabaseInterface::QUERY_STORE
|
|
);
|
|
while ($row = $GLOBALS['dbi']->fetchArray($tables_rs)) {
|
|
if ($foreign && PMA_DRIZZLE) {
|
|
$engine = strtoupper(
|
|
PMA_Table::sGetStatusInfo(
|
|
$_REQUEST['foreignDb'],
|
|
$row[0],
|
|
'Engine'
|
|
)
|
|
);
|
|
if (isset($engine) && $engine == $tbl_storage_engine) {
|
|
$tables[] = htmlspecialchars($row[0]);
|
|
}
|
|
} else {
|
|
$tables[] = htmlspecialchars($row[0]);
|
|
}
|
|
}
|
|
}
|
|
$response->addJSON('tables', $tables);
|
|
}
|
|
|
|
/**
|
|
* Function to handle update for display field
|
|
*
|
|
* @param string $disp field name
|
|
* @param string $display_field display field
|
|
* @param string $db current database
|
|
* @param string $table current table
|
|
* @param array $cfgRelation configuration relation
|
|
*
|
|
* @return void
|
|
*/
|
|
function PMA_handleUpdateForDisplayField($disp, $display_field, $db, $table,
|
|
$cfgRelation
|
|
) {
|
|
$upd_query = PMA_getQueryForDisplayUpdate(
|
|
$disp, $display_field, $db, $table, $cfgRelation
|
|
);
|
|
if ($upd_query) {
|
|
PMA_queryAsControlUser($upd_query);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Function to get display query for handlingdisplay update
|
|
*
|
|
* @param string $disp field name
|
|
* @param string $display_field display field
|
|
* @param string $db current database
|
|
* @param string $table current table
|
|
* @param array $cfgRelation configuration relation
|
|
*
|
|
* @return string
|
|
*/
|
|
function PMA_getQueryForDisplayUpdate($disp, $display_field, $db, $table,
|
|
$cfgRelation
|
|
) {
|
|
$upd_query = false;
|
|
if ($disp) {
|
|
if ($display_field != '') {
|
|
$upd_query = 'UPDATE '
|
|
. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
|
|
. '.' . PMA_Util::backquote($cfgRelation['table_info'])
|
|
. ' SET display_field = \''
|
|
. PMA_Util::sqlAddSlashes($display_field) . '\''
|
|
. ' WHERE db_name = \'' . PMA_Util::sqlAddSlashes($db) . '\''
|
|
. ' AND table_name = \'' . PMA_Util::sqlAddSlashes($table) . '\'';
|
|
} else {
|
|
$upd_query = 'DELETE FROM '
|
|
. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
|
|
. '.' . PMA_Util::backquote($cfgRelation['table_info'])
|
|
. ' WHERE db_name = \'' . PMA_Util::sqlAddSlashes($db) . '\''
|
|
. ' AND table_name = \'' . PMA_Util::sqlAddSlashes($table) . '\'';
|
|
}
|
|
} elseif ($display_field != '') {
|
|
$upd_query = 'INSERT INTO '
|
|
. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
|
|
. '.' . PMA_Util::backquote($cfgRelation['table_info'])
|
|
. '(db_name, table_name, display_field) VALUES('
|
|
. '\'' . PMA_Util::sqlAddSlashes($db) . '\','
|
|
. '\'' . PMA_Util::sqlAddSlashes($table) . '\','
|
|
. '\'' . PMA_Util::sqlAddSlashes($display_field) . '\')';
|
|
}
|
|
|
|
return $upd_query;
|
|
}
|
|
|
|
/**
|
|
* Function to handle updates for internal relations
|
|
*
|
|
* @param string $destination_db destination database
|
|
* @param string $multi_edit_columns_name multi edit column name
|
|
* @param string $destination_table destination table
|
|
* @param string $destination_column destination column
|
|
* @param array $cfgRelation configuration relation
|
|
* @param string $db current database
|
|
* @param string $table current table
|
|
* @param array $existrel db, table, column
|
|
*
|
|
* @return void
|
|
*/
|
|
function PMA_handleUpdatesForInternalRelations($destination_db,
|
|
$multi_edit_columns_name, $destination_table, $destination_column, $cfgRelation,
|
|
$db, $table, $existrel
|
|
) {
|
|
foreach ($destination_db as $master_field_md5 => $foreign_db) {
|
|
$upd_query = PMA_getQueryForInternalRelationUpdate(
|
|
$multi_edit_columns_name,
|
|
$master_field_md5, $foreign_db, $destination_table, $destination_column,
|
|
$cfgRelation, $db, $table, isset($existrel) ? $existrel : null
|
|
);
|
|
if ($upd_query) {
|
|
PMA_queryAsControlUser($upd_query);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Function to get update query for updating internal relations
|
|
*
|
|
* @param string $multi_edit_columns_name multi edit column names
|
|
* @param string $master_field_md5 master field md5
|
|
* @param string $foreign_db foreign database
|
|
* @param string $destination_table destination table
|
|
* @param string $destination_column destination column
|
|
* @param array $cfgRelation configuration relation
|
|
* @param string $db current database
|
|
* @param string $table current table
|
|
* @param array $existrel db, table, column
|
|
*
|
|
* @return string
|
|
*/
|
|
function PMA_getQueryForInternalRelationUpdate($multi_edit_columns_name,
|
|
$master_field_md5, $foreign_db, $destination_table, $destination_column,
|
|
$cfgRelation, $db, $table, $existrel
|
|
) {
|
|
$upd_query = false;
|
|
|
|
// Map the fieldname's md5 back to its real name
|
|
$master_field = $multi_edit_columns_name[$master_field_md5];
|
|
|
|
$foreign_table = $destination_table[$master_field_md5];
|
|
$foreign_field = $destination_column[$master_field_md5];
|
|
if (! empty($foreign_db)
|
|
&& ! empty($foreign_table)
|
|
&& ! empty($foreign_field)
|
|
) {
|
|
if (! isset($existrel[$master_field])) {
|
|
$upd_query = 'INSERT INTO '
|
|
. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
|
|
. '.' . PMA_Util::backquote($cfgRelation['relation'])
|
|
. '(master_db, master_table, master_field, foreign_db,'
|
|
. ' foreign_table, foreign_field)'
|
|
. ' values('
|
|
. '\'' . PMA_Util::sqlAddSlashes($db) . '\', '
|
|
. '\'' . PMA_Util::sqlAddSlashes($table) . '\', '
|
|
. '\'' . PMA_Util::sqlAddSlashes($master_field) . '\', '
|
|
. '\'' . PMA_Util::sqlAddSlashes($foreign_db) . '\', '
|
|
. '\'' . PMA_Util::sqlAddSlashes($foreign_table) . '\','
|
|
. '\'' . PMA_Util::sqlAddSlashes($foreign_field) . '\')';
|
|
|
|
} elseif ($existrel[$master_field]['foreign_db'] != $foreign_db
|
|
|| $existrel[$master_field]['foreign_table'] != $foreign_table
|
|
|| $existrel[$master_field]['foreign_field'] != $foreign_field
|
|
) {
|
|
$upd_query = 'UPDATE '
|
|
. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
|
|
. '.' . PMA_Util::backquote($cfgRelation['relation']) . ' SET'
|
|
. ' foreign_db = \''
|
|
. PMA_Util::sqlAddSlashes($foreign_db) . '\', '
|
|
. ' foreign_table = \''
|
|
. PMA_Util::sqlAddSlashes($foreign_table) . '\', '
|
|
. ' foreign_field = \''
|
|
. PMA_Util::sqlAddSlashes($foreign_field) . '\' '
|
|
. ' WHERE master_db = \''
|
|
. PMA_Util::sqlAddSlashes($db) . '\''
|
|
. ' AND master_table = \''
|
|
. PMA_Util::sqlAddSlashes($table) . '\''
|
|
. ' AND master_field = \''
|
|
. PMA_Util::sqlAddSlashes($master_field) . '\'';
|
|
} // end if... else....
|
|
} elseif (isset($existrel[$master_field])) {
|
|
$upd_query = 'DELETE FROM '
|
|
. PMA_Util::backquote($GLOBALS['cfgRelation']['db'])
|
|
. '.' . PMA_Util::backquote($cfgRelation['relation'])
|
|
. ' WHERE master_db = \'' . PMA_Util::sqlAddSlashes($db) . '\''
|
|
. ' AND master_table = \'' . PMA_Util::sqlAddSlashes($table) . '\''
|
|
. ' AND master_field = \'' . PMA_Util::sqlAddSlashes($master_field)
|
|
. '\'';
|
|
} // end if... else....
|
|
|
|
return $upd_query;
|
|
}
|
|
|
|
/**
|
|
* Function to handle foreign key updates
|
|
*
|
|
* @param string $destination_foreign_db destination foreign database
|
|
* @param string $multi_edit_columns_name multi edit column names
|
|
* @param string $destination_foreign_table destination foreign table
|
|
* @param string $destination_foreign_column destination foreign column
|
|
* @param array $options_array options array
|
|
* @param string $table current table
|
|
* @param array $existrel_foreign db, table, column
|
|
*
|
|
* @return string
|
|
*/
|
|
function PMA_handleUpdatesForForeignKeys($destination_foreign_db,
|
|
$multi_edit_columns_name, $destination_foreign_table,
|
|
$destination_foreign_column, $options_array, $table, $existrel_foreign
|
|
) {
|
|
$html_output = '';
|
|
$display_query = '';
|
|
$seen_error = false;
|
|
foreach ($destination_foreign_db as $master_field_md5 => $foreign_db) {
|
|
$html_output .= PMA_handleUpdateForForeignKey(
|
|
$multi_edit_columns_name, $master_field_md5,
|
|
$destination_foreign_table, $destination_foreign_column, $options_array,
|
|
$existrel_foreign, $table, $seen_error, $display_query, $foreign_db
|
|
);
|
|
} // end foreach
|
|
if (! empty($display_query) && ! $seen_error) {
|
|
$GLOBALS['display_query'] = $display_query;
|
|
$html_output = PMA_Util::getMessage(
|
|
__('Your SQL query has been executed successfully'),
|
|
null, 'success'
|
|
);
|
|
}
|
|
|
|
return $html_output;
|
|
}
|
|
|
|
/**
|
|
* Function to handle update for a foreign key
|
|
*
|
|
* @param array $multi_edit_columns_name multu edit columns name
|
|
* @param string $master_field_md5 master field md5
|
|
* @param string $destination_foreign_table destination foreign table
|
|
* @param string $destination_foreign_column destination foreign column
|
|
* @param array $options_array options array
|
|
* @param array $existrel_foreign db, table, column
|
|
* @param string $table current table
|
|
* @param bool &$seen_error whether seen error
|
|
* @param string &$display_query display query
|
|
* @param string $foreign_db foreign database
|
|
*
|
|
* @return string
|
|
*/
|
|
function PMA_handleUpdateForForeignKey($multi_edit_columns_name, $master_field_md5,
|
|
$destination_foreign_table, $destination_foreign_column, $options_array,
|
|
$existrel_foreign, $table, &$seen_error, &$display_query, $foreign_db
|
|
) {
|
|
$html_output = '';
|
|
$create = false;
|
|
$drop = false;
|
|
|
|
// Map the fieldname's md5 back to its real name
|
|
$master_field = $multi_edit_columns_name[$master_field_md5];
|
|
|
|
$foreign_table = $destination_foreign_table[$master_field_md5];
|
|
$foreign_field = $destination_foreign_column[$master_field_md5];
|
|
if (! empty($foreign_db)
|
|
&& ! empty($foreign_table)
|
|
&& ! empty($foreign_field)
|
|
) {
|
|
if ( isset($existrel_foreign[$master_field])) {
|
|
$constraint_name = $existrel_foreign[$master_field]['constraint'];
|
|
$on_delete = ! empty(
|
|
$existrel_foreign[$master_field]['on_delete'])
|
|
? $existrel_foreign[$master_field]['on_delete'] : 'RESTRICT';
|
|
$on_update = ! empty(
|
|
$existrel_foreign[$master_field]['on_update'])
|
|
? $existrel_foreign[$master_field]['on_update'] : 'RESTRICT';
|
|
}
|
|
if (! isset($existrel_foreign[$master_field])) {
|
|
// no key defined for this field
|
|
$create = true;
|
|
} elseif ($existrel_foreign[$master_field]['foreign_db'] != $foreign_db
|
|
|| $existrel_foreign[$master_field]['foreign_table'] != $foreign_table
|
|
|| $existrel_foreign[$master_field]['foreign_field'] != $foreign_field
|
|
|| $_REQUEST['constraint_name'][$master_field_md5] != $constraint_name
|
|
|| ($_REQUEST['on_delete'][$master_field_md5] != $on_delete)
|
|
|| ($_REQUEST['on_update'][$master_field_md5] != $on_update)
|
|
) {
|
|
// another foreign key is already defined for this field
|
|
// or an option has been changed for ON DELETE or ON UPDATE
|
|
$drop = true;
|
|
$create = true;
|
|
} // end if... else....
|
|
} elseif (isset($existrel_foreign[$master_field])) {
|
|
$drop = true;
|
|
} // end if... else....
|
|
|
|
$tmp_error_drop = false;
|
|
if ($drop) {
|
|
$drop_query = PMA_getSQLToDropForeignKey(
|
|
$table, $existrel_foreign[$master_field]['constraint']
|
|
);
|
|
$display_query .= $drop_query . "\n";
|
|
$GLOBALS['dbi']->tryQuery($drop_query);
|
|
$tmp_error_drop = $GLOBALS['dbi']->getError();
|
|
|
|
if (! empty($tmp_error_drop)) {
|
|
$seen_error = true;
|
|
$html_output .= PMA_Util::mysqlDie(
|
|
$tmp_error_drop, $drop_query, false, '', false
|
|
);
|
|
return $html_output;
|
|
}
|
|
}
|
|
$tmp_error_create = false;
|
|
if ($create) {
|
|
$create_query = PMA_getSQLToCreateForeignKey(
|
|
$table, $master_field, $foreign_db, $foreign_table, $foreign_field,
|
|
$_REQUEST['constraint_name'][$master_field_md5],
|
|
$options_array[$_REQUEST['on_delete'][$master_field_md5]],
|
|
$options_array[$_REQUEST['on_update'][$master_field_md5]]
|
|
);
|
|
|
|
$display_query .= $create_query . "\n";
|
|
$GLOBALS['dbi']->tryQuery($create_query);
|
|
$tmp_error_create = $GLOBALS['dbi']->getError();
|
|
if (! empty($tmp_error_create)) {
|
|
$seen_error = true;
|
|
|
|
if (substr($tmp_error_create, 1, 4) == '1005') {
|
|
$message = PMA_Message::error(
|
|
__('Error creating foreign key on %1$s (check data types)')
|
|
);
|
|
$message->addParam($master_field);
|
|
$html_output .= $message->getDisplay();
|
|
} else {
|
|
$html_output .= PMA_Util::mysqlDie(
|
|
$tmp_error_create, $create_query, false, '', false
|
|
);
|
|
}
|
|
$html_output .= PMA_Util::showMySQLDocu(
|
|
'InnoDB_foreign_key_constraints'
|
|
) . "\n";
|
|
}
|
|
|
|
// this is an alteration and the old constraint has been dropped
|
|
// without creation of a new one
|
|
if ($drop && $create && empty($tmp_error_drop)
|
|
&& ! empty($tmp_error_create)
|
|
) {
|
|
// a rollback may be better here
|
|
$sql_query_recreate = '# Restoring the dropped constraint...' . "\n";
|
|
$sql_query_recreate .= PMA_getSQLToCreateForeignKey(
|
|
$table,
|
|
$master_field,
|
|
$existrel_foreign[$master_field]['foreign_db'],
|
|
$existrel_foreign[$master_field]['foreign_table'],
|
|
$existrel_foreign[$master_field]['foreign_field'],
|
|
$existrel_foreign[$master_field]['constraint'],
|
|
$options_array[$existrel_foreign[$master_field]['on_delete']],
|
|
$options_array[$existrel_foreign[$master_field]['on_update']]
|
|
);
|
|
$display_query .= $sql_query_recreate . "\n";
|
|
$GLOBALS['dbi']->tryQuery($sql_query_recreate);
|
|
}
|
|
}
|
|
|
|
return $html_output;
|
|
}
|
|
?>
|