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- <?php
- /* vim: set expandtab sw=4 ts=4 sts=4: */
- /**
- * Set of functions used with the relation and pdf feature
- *
- * @version $Id: relation.lib.php 11326 2008-06-17 21:32:48Z lem9 $
- */
- if (! defined('PHPMYADMIN')) {
- exit;
- }
-
- /**
- *
- */
- require_once './libraries/Table.class.php';
-
- /**
- * Executes a query as controluser if possible, otherwise as normal user
- *
- * @param string the query to execute
- * @param boolean whether to display SQL error messages or not
- *
- * @return integer the result id
- *
- * @access public
- *
- * @author Mike Beck <mikebeck@users.sourceforge.net>
- */
- function PMA_query_as_cu($sql, $show_error = true, $options = 0)
- {
- // Comparing resource ids works on PHP 5 because, when no controluser
- // is defined, connecting with the same user for controllink does
- // not create a new connection. However a new connection is created
- // on PHP 4, so we cannot directly compare resource ids.
-
- if ($GLOBALS['controllink'] == $GLOBALS['userlink'] || PMA_MYSQL_INT_VERSION < 50000) {
- PMA_DBI_select_db($GLOBALS['cfg']['Server']['pmadb'], $GLOBALS['controllink']);
- }
- if ($show_error) {
- $result = PMA_DBI_query($sql, $GLOBALS['controllink'], $options);
- } else {
- $result = @PMA_DBI_try_query($sql, $GLOBALS['controllink'], $options);
- } // end if... else...
- // It makes no sense to restore database on control user
- if ($GLOBALS['controllink'] == $GLOBALS['userlink'] || PMA_MYSQL_INT_VERSION < 50000) {
- PMA_DBI_select_db($GLOBALS['db'], $GLOBALS['controllink']);
- }
-
- if ($result) {
- return $result;
- } else {
- return false;
- }
- } // end of the "PMA_query_as_cu()" function
-
- /**
- * @uses $GLOBALS['cfgRelation'] to set it
- * @uses PMA__getRelationsParam()
- * @uses PMA_printRelationsParamDiagnostic()
- * @param bool $verbose whether to print diagnostic info
- * @return array $cfgRelation
- */
- function PMA_getRelationsParam($verbose = false)
- {
- static $cfgRelation = null;
-
- if (null === $cfgRelation) {
- $cfgRelation = PMA__getRelationsParam();
- }
-
- if ($verbose) {
- PMA_printRelationsParamDiagnostic($cfgRelation);
- }
-
- // just for BC
- $GLOBALS['cfgRelation'] = $cfgRelation;
-
- return $cfgRelation;
- }
-
- /**
- * prints out diagnostic info for pma relation feature
- *
- * @uses $GLOBALS['server']
- * @uses $GLOBALS['controllink']
- * @uses $GLOBALS['strNotOK']
- * @uses $GLOBALS['strDocu']
- * @uses $GLOBALS['strGeneralRelationFeat']
- * @uses $GLOBALS['strDisabled']
- * @uses $GLOBALS['strEnabled']
- * @uses $GLOBALS['strDisplayFeat']
- * @uses $GLOBALS['strCreatePdfFeat']
- * @uses $GLOBALS['strColComFeat']
- * @uses $GLOBALS['strBookmarkQuery']
- * @uses $GLOBALS['strUpdComTab']
- * @uses $GLOBALS['strQuerySQLHistory']
- * @uses $GLOBALS['strDesigner']
- * @uses $cfg['Server']['pmadb']
- * quses sprintf()
- * @param array $cfgRelation
- */
- function PMA_printRelationsParamDiagnostic($cfgRelation)
- {
- if (false === $GLOBALS['cfg']['Server']['pmadb']) {
- echo 'PMA Database ... '
- . '<font color="red"><b>' . $GLOBALS['strNotOK'] . '</b></font>'
- . '[ <a href="Documentation.html#pmadb">' . $GLOBALS['strDocu']
- . '</a> ]<br />' . "\n"
- . $GLOBALS['strGeneralRelationFeat']
- . ' <font color="green">' . $GLOBALS['strDisabled']
- . '</font>' . "\n";
- return;
- }
-
- $shit = '<font color="red"><b>' . $GLOBALS['strNotOK']
- . '</b></font> [ <a href="Documentation.html#%s">'
- . $GLOBALS['strDocu'] . '</a> ]';
- $hit = '<font color="green"><b>' . $GLOBALS['strOK'] . '</b></font>';
- $enabled = '<font color="green">' . $GLOBALS['strEnabled'] . '</font>';
- $disabled = '<font color="red">' . $GLOBALS['strDisabled'] . '</font>';
-
- echo '<table>' . "\n";
- echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'pmadb\'] ... </th><td align="right">'
- . (($GLOBALS['cfg']['Server']['pmadb'] == false) ? sprintf($shit, 'pmadb') : $hit)
- . '</td></tr>' . "\n";
- echo ' <tr><td> </td></tr>' . "\n";
-
- echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'relation\'] ... </th><td align="right">'
- . ((isset($cfgRelation['relation'])) ? $hit : sprintf($shit, 'relation'))
- . '</td></tr>' . "\n";
- echo ' <tr><td colspan=2 align="center">'. $GLOBALS['strGeneralRelationFeat'] . ': '
- . ($cfgRelation['relwork'] ? $enabled : $disabled)
- . '</td></tr>' . "\n";
- echo ' <tr><td> </td></tr>' . "\n";
-
- echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'table_info\'] ... </th><td align="right">'
- . (($cfgRelation['displaywork'] == false) ? sprintf($shit, 'table_info') : $hit)
- . '</td></tr>' . "\n";
- echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strDisplayFeat'] . ': '
- . ($cfgRelation['displaywork'] ? $enabled : $disabled)
- . '</td></tr>' . "\n";
- echo ' <tr><td> </td></tr>' . "\n";
-
- echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'table_coords\'] ... </th><td align="right">'
- . ((isset($cfgRelation['table_coords'])) ? $hit : sprintf($shit, 'table_coords'))
- . '</td></tr>' . "\n";
- echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'pdf_pages\'] ... </th><td align="right">'
- . ((isset($cfgRelation['pdf_pages'])) ? $hit : sprintf($shit, 'table_coords'))
- . '</td></tr>' . "\n";
- echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strCreatePdfFeat'] . ': '
- . ($cfgRelation['pdfwork'] ? $enabled : $disabled)
- . '</td></tr>' . "\n";
- echo ' <tr><td> </td></tr>' . "\n";
-
- echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'column_info\'] ... </th><td align="right">'
- . ((isset($cfgRelation['column_info'])) ? $hit : sprintf($shit, 'col_com'))
- . '</td></tr>' . "\n";
- echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strColComFeat'] . ': '
- . ($cfgRelation['commwork'] ? $enabled : $disabled)
- . '</td></tr>' . "\n";
- echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strBookmarkQuery'] . ': '
- . ($cfgRelation['bookmarkwork'] ? $enabled : $disabled)
- . '</td></tr>' . "\n";
- echo ' <tr><th align="left">MIME ...</th><td align="right">'
- . ($cfgRelation['mimework'] ? $hit : sprintf($shit, 'col_com'))
- . '</td></tr>' . "\n";
-
- if ($cfgRelation['commwork'] && ! $cfgRelation['mimework']) {
- echo '<tr><td colspan=2 align="left">' . $GLOBALS['strUpdComTab'] . '</td></tr>' . "\n";
- }
-
- echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'history\'] ... </th><td align="right">'
- . ((isset($cfgRelation['history'])) ? $hit : sprintf($shit, 'history'))
- . '</td></tr>' . "\n";
- echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strQuerySQLHistory'] . ': '
- . ($cfgRelation['historywork'] ? $enabled : $disabled)
- . '</td></tr>' . "\n";
-
- echo ' <tr><th align="left">$cfg[\'Servers\'][$i][\'designer_coords\'] ... </th><td align="right">'
- . ((isset($cfgRelation['designer_coords'])) ? $hit : sprintf($shit, 'designer_coords'))
- . '</td></tr>' . "\n";
- echo ' <tr><td colspan=2 align="center">' . $GLOBALS['strDesigner'] . ': '
- . ($cfgRelation['designerwork'] ? $enabled : $disabled)
- . '</td></tr>' . "\n";
-
- echo '</table>' . "\n";
- }
-
- /**
- * Defines the relation parameters for the current user
- * just a copy of the functions used for relations ;-)
- * but added some stuff to check what will work
- *
- * @uses $cfg['Server']['user']
- * @uses $cfg['Server']['pmadb']
- * @uses $cfg['Server']['verbose_check']
- * @uses $GLOBALS['server']
- * @uses $GLOBALS['controllink']
- * @uses PMA_DBI_QUERY_STORE
- * @uses PMA_DBI_select_db()
- * @uses PMA_backquote()
- * @uses PMA_query_as_cu()
- * @uses PMA_DBI_fetch_row()
- * @uses PMA_DBI_free_result()
- * @access protected
- * @author Mike Beck <mikebeck@users.sourceforge.net>
- * @return array the relation parameters for the current user
- */
- function PMA__getRelationsParam()
- {
- $cfgRelation = array();
- $cfgRelation['relwork'] = false;
- $cfgRelation['displaywork'] = false;
- $cfgRelation['bookmarkwork']= false;
- $cfgRelation['pdfwork'] = false;
- $cfgRelation['commwork'] = false;
- $cfgRelation['mimework'] = false;
- $cfgRelation['historywork'] = false;
- $cfgRelation['designerwork'] = false;
- $cfgRelation['allworks'] = false;
- $cfgRelation['user'] = null;
- $cfgRelation['db'] = null;
-
- if ($GLOBALS['server'] == 0 || empty($GLOBALS['cfg']['Server']['pmadb'])
- || ! PMA_DBI_select_db($GLOBALS['cfg']['Server']['pmadb'], $GLOBALS['controllink'])) {
- // No server selected -> no bookmark table
- // we return the array with the falses in it,
- // to avoid some 'Unitialized string offset' errors later
- $GLOBALS['cfg']['Server']['pmadb'] = false;
- return $cfgRelation;
- }
-
-
- $cfgRelation['user'] = $GLOBALS['cfg']['Server']['user'];
- $cfgRelation['db'] = $GLOBALS['cfg']['Server']['pmadb'];
-
- // Now I just check if all tables that i need are present so I can for
- // example enable relations but not pdf...
- // I was thinking of checking if they have all required columns but I
- // fear it might be too slow
-
- $tab_query = 'SHOW TABLES FROM ' . PMA_backquote($GLOBALS['cfg']['Server']['pmadb']);
- $tab_rs = PMA_query_as_cu($tab_query, false, PMA_DBI_QUERY_STORE);
-
- if (! $tab_rs) {
- // query failed ... ?
- //$GLOBALS['cfg']['Server']['pmadb'] = false;
- return $cfgRelation;
- }
-
- while ($curr_table = @PMA_DBI_fetch_row($tab_rs)) {
- if ($curr_table[0] == $GLOBALS['cfg']['Server']['bookmarktable']) {
- $cfgRelation['bookmark'] = $curr_table[0];
- } elseif ($curr_table[0] == $GLOBALS['cfg']['Server']['relation']) {
- $cfgRelation['relation'] = $curr_table[0];
- } elseif ($curr_table[0] == $GLOBALS['cfg']['Server']['table_info']) {
- $cfgRelation['table_info'] = $curr_table[0];
- } elseif ($curr_table[0] == $GLOBALS['cfg']['Server']['table_coords']) {
- $cfgRelation['table_coords'] = $curr_table[0];
- } elseif ($curr_table[0] == $GLOBALS['cfg']['Server']['designer_coords']) {
- $cfgRelation['designer_coords'] = $curr_table[0];
- } elseif ($curr_table[0] == $GLOBALS['cfg']['Server']['column_info']) {
- $cfgRelation['column_info'] = $curr_table[0];
- } elseif ($curr_table[0] == $GLOBALS['cfg']['Server']['pdf_pages']) {
- $cfgRelation['pdf_pages'] = $curr_table[0];
- } elseif ($curr_table[0] == $GLOBALS['cfg']['Server']['history']) {
- $cfgRelation['history'] = $curr_table[0];
- }
- } // end while
- PMA_DBI_free_result($tab_rs);
-
- if (isset($cfgRelation['relation'])) {
- $cfgRelation['relwork'] = true;
- if (isset($cfgRelation['table_info'])) {
- $cfgRelation['displaywork'] = true;
- }
- }
- if (isset($cfgRelation['table_coords']) && isset($cfgRelation['pdf_pages'])) {
- $cfgRelation['pdfwork'] = true;
- }
- if (isset($cfgRelation['column_info'])) {
- $cfgRelation['commwork'] = true;
-
- if ($GLOBALS['cfg']['Server']['verbose_check']) {
- $mime_query = 'SHOW FIELDS FROM '
- . PMA_backquote($cfgRelation['db']) . '.'
- . PMA_backquote($cfgRelation['column_info']);
- $mime_rs = PMA_query_as_cu($mime_query, false);
-
- $mime_field_mimetype = false;
- $mime_field_transformation = false;
- $mime_field_transformation_options = false;
- while ($curr_mime_field = @PMA_DBI_fetch_row($mime_rs)) {
- if ($curr_mime_field[0] == 'mimetype') {
- $mime_field_mimetype = true;
- } elseif ($curr_mime_field[0] == 'transformation') {
- $mime_field_transformation = true;
- } elseif ($curr_mime_field[0] == 'transformation_options') {
- $mime_field_transformation_options = true;
- }
- }
- PMA_DBI_free_result($mime_rs);
-
- if ($mime_field_mimetype
- && $mime_field_transformation
- && $mime_field_transformation_options) {
- $cfgRelation['mimework'] = true;
- }
- } else {
- $cfgRelation['mimework'] = true;
- }
- }
-
- if (isset($cfgRelation['history'])) {
- $cfgRelation['historywork'] = true;
- }
-
- // we do not absolutely need that the internal relations or the PDF
- // schema feature be activated
- if (isset($cfgRelation['designer_coords'])) {
- $cfgRelation['designerwork'] = true;
- }
-
- if (isset($cfgRelation['bookmark'])) {
- $cfgRelation['bookmarkwork'] = true;
- }
-
- if ($cfgRelation['relwork'] && $cfgRelation['displaywork']
- && $cfgRelation['pdfwork'] && $cfgRelation['commwork']
- && $cfgRelation['mimework'] && $cfgRelation['historywork']
- && $cfgRelation['bookmarkwork'] && $cfgRelation['designerwork']) {
- $cfgRelation['allworks'] = true;
- }
-
- return $cfgRelation;
- } // end of the 'PMA_getRelationsParam()' function
-
- /**
- * Gets all Relations to foreign tables for a given table or
- * optionally a given column in a table
- *
- * @author Mike Beck <mikebeck@users.sourceforge.net>
- * @author Marc Delisle
- * @access public
- * @uses $GLOBALS['controllink']
- * @uses $GLOBALS['information_schema_relations']
- * @uses PMA_MYSQL_INT_VERSION
- * @uses PMA_getRelationsParam()
- * @uses PMA_backquote()
- * @uses PMA_sqlAddslashes()
- * @uses PMA_DBI_fetch_result()
- * @uses PMA_DBI_fetch_value()
- * @uses PMA_SQP_analyze()
- * @uses PMA_SQP_parse()
- * @uses count()
- * @uses strlen()
- * @param string $db the name of the db to check for
- * @param string $table the name of the table to check for
- * @param string $column the name of the column to check for
- * @param string $source the source for foreign key information
- * @return array db,table,column
- */
- function PMA_getForeigners($db, $table, $column = '', $source = 'both')
- {
- $cfgRelation = PMA_getRelationsParam();
- $foreign = array();
-
- if ($cfgRelation['relwork'] && ($source == 'both' || $source == 'internal')) {
- $rel_query = '
- SELECT `master_field`,
- `foreign_db`,
- `foreign_table`,
- `foreign_field`
- FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['relation']) . '
- WHERE `master_db` = \'' . PMA_sqlAddslashes($db) . '\'
- AND `master_table` = \'' . PMA_sqlAddslashes($table) . '\' ';
- if (strlen($column)) {
- $rel_query .= ' AND `master_field` = \'' . PMA_sqlAddslashes($column) . '\'';
- }
- $foreign = PMA_DBI_fetch_result($rel_query, 'master_field', null, $GLOBALS['controllink']);
- }
-
- if (($source == 'both' || $source == 'innodb') && strlen($table)) {
- $show_create_table_query = 'SHOW CREATE TABLE '
- . PMA_backquote($db) . '.' . PMA_backquote($table);
- $show_create_table = PMA_DBI_fetch_value($show_create_table_query, 0, 1);
- $analyzed_sql = PMA_SQP_analyze(PMA_SQP_parse($show_create_table));
-
- foreach ($analyzed_sql[0]['foreign_keys'] as $one_key) {
- // The analyzer may return more than one column name in the
- // index list or the ref_index_list; if this happens,
- // the current logic just discards the whole index; having
- // more than one index field is currently unsupported (see FAQ 3.6)
- if (count($one_key['index_list']) == 1) {
- foreach ($one_key['index_list'] as $i => $field) {
- // If a foreign key is defined in the 'internal' source (pmadb)
- // and in 'innodb', we won't get it twice if $source='both'
- // because we use $field as key
-
- // The parser looks for a CONSTRAINT clause just before
- // the FOREIGN KEY clause. It finds it (as output from
- // SHOW CREATE TABLE) in MySQL 4.0.13, but not in older
- // versions like 3.23.58.
- // In those cases, the FOREIGN KEY parsing will put numbers
- // like -1, 0, 1... instead of the constraint number.
-
- if (isset($one_key['constraint'])) {
- $foreign[$field]['constraint'] = $one_key['constraint'];
- }
-
- if (isset($one_key['ref_db_name'])) {
- $foreign[$field]['foreign_db'] = $one_key['ref_db_name'];
- } else {
- $foreign[$field]['foreign_db'] = $db;
- }
- $foreign[$field]['foreign_table'] = $one_key['ref_table_name'];
- $foreign[$field]['foreign_field'] = $one_key['ref_index_list'][$i];
- if (isset($one_key['on_delete'])) {
- $foreign[$field]['on_delete'] = $one_key['on_delete'];
- }
- if (isset($one_key['on_update'])) {
- $foreign[$field]['on_update'] = $one_key['on_update'];
- }
- }
- }
- }
- }
-
- /**
- * Emulating relations for some information_schema tables
- */
- if (PMA_MYSQL_INT_VERSION >= 50002 && $db == 'information_schema'
- && ($source == 'internal' || $source == 'both')) {
-
- require_once './libraries/information_schema_relations.lib.php';
-
- if (isset($GLOBALS['information_schema_relations'][$table])) {
- foreach ($GLOBALS['information_schema_relations'][$table] as $field => $relations) {
- if ((! strlen($column) || $column == $field)
- && (! isset($foreign[$field]) || ! strlen($foreign[$field]))) {
- $foreign[$field] = $relations;
- }
- }
- }
- }
-
- return $foreign;
- } // end of the 'PMA_getForeigners()' function
-
- /**
- * Gets the display field of a table
- *
- * @access public
- * @author Mike Beck <mikebeck@users.sourceforge.net>
- * @uses $GLOBALS['controllink']
- * @uses PMA_MYSQL_INT_VERSION
- * @uses PMA_getRelationsParam()
- * @uses PMA_backquote()
- * @uses PMA_sqlAddslashes()
- * @uses PMA_DBI_fetch_single_row()
- * @uses trim()
- * @param string $db the name of the db to check for
- * @param string $table the name of the table to check for
- * @return string field name
- */
- function PMA_getDisplayField($db, $table)
- {
- $cfgRelation = PMA_getRelationsParam();
-
- /**
- * Try to fetch the display field from DB.
- */
- if ($cfgRelation['displaywork']) {
- $disp_query = '
- SELECT `display_field`
- FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['table_info']) . '
- WHERE `db_name` = \'' . PMA_sqlAddslashes($db) . '\'
- AND `table_name` = \'' . PMA_sqlAddslashes($table) . '\'';
-
- $row = PMA_DBI_fetch_single_row($disp_query, 'ASSOC', $GLOBALS['controllink']);
- if (isset($row['display_field'])) {
- return $row['display_field'];
- }
- }
-
- /**
- * Emulating the display field for some information_schema tables.
- */
- if (PMA_MYSQL_INT_VERSION >= 50002 && $db == 'information_schema') {
- switch ($table) {
- case 'CHARACTER_SETS': return 'DESCRIPTION';
- case 'TABLES': return 'TABLE_COMMENT';
- }
- }
-
- /**
- * No Luck...
- */
- return false;
-
- } // end of the 'PMA_getDisplayField()' function
-
- /**
- * Gets the comments for all rows of a table
- *
- * @author Mike Beck <mikebeck@users.sourceforge.net>
- * @author lem9
- * @access public
- * @uses PMA_MYSQL_INT_VERSION
- * @uses PMA_DBI_QUERY_STORE
- * @uses PMA_DBI_get_fields()
- * @uses PMA_DBI_num_rows()
- * @uses PMA_DBI_fetch_assoc()
- * @uses PMA_DBI_free_result()
- * @uses PMA_getRelationsParam()
- * @uses PMA_backquote()
- * @uses PMA_sqlAddslashes()
- * @uses PMA_query_as_cu()
- * @uses PMA_setComment()
- * @uses strlen()
- * @param string the name of the db to check for
- * @param string the name of the table to check for
- * @return array [field_name] = comment
- */
- function PMA_getComments($db, $table = '')
- {
- $cfgRelation = PMA_getRelationsParam();
- $comment = array();
-
- if ($table != '') {
- // MySQL 4.1.x native column comments
- if (PMA_MYSQL_INT_VERSION >= 40100) {
- $fields = PMA_DBI_get_fields($db, $table);
- if ($fields) {
- foreach ($fields as $key=>$field) {
- $tmp_col = $field['Field'];
- if (! empty($field['Comment'])) {
- $native_comment[$tmp_col] = $field['Comment'];
- }
- }
- if (isset($native_comment)) {
- $comment = $native_comment;
- }
- }
- }
-
- // pmadb internal column comments
- // (this function can be called even if $cfgRelation['commwork'] is
- // false, to get native column comments, so recheck here)
- if ($cfgRelation['commwork']) {
- $com_qry = '
- SELECT column_name,
- comment
- FROM ' . PMA_backquote($cfgRelation['db']) . '.' .PMA_backquote($cfgRelation['column_info']) . '
- WHERE db_name = \'' . PMA_sqlAddslashes($db) . '\'
- AND table_name = \'' . PMA_sqlAddslashes($table) . '\'';
- $com_rs = PMA_query_as_cu($com_qry, true, PMA_DBI_QUERY_STORE);
- }
- } elseif ($cfgRelation['commwork']) {
- // pmadb internal db comments
- $com_qry = '
- SELECT `comment`
- FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
- WHERE db_name = \'' . PMA_sqlAddslashes($db) . '\'
- AND table_name = \'\'
- AND column_name = \'(db_comment)\'';
- $com_rs = PMA_query_as_cu($com_qry, true, PMA_DBI_QUERY_STORE);
- }
-
-
- if (isset($com_rs) && PMA_DBI_num_rows($com_rs) > 0) {
- $i = 0;
- while ($row = PMA_DBI_fetch_assoc($com_rs)) {
- $i++;
- $col = ($table != '' ? $row['column_name'] : $i);
-
- if (strlen($row['comment']) > 0) {
- $comment[$col] = $row['comment'];
- // if this version supports native comments and this function
- // was called with a table parameter
- if (PMA_MYSQL_INT_VERSION >= 40100 && strlen($table)) {
- // if native comment found, use it instead of pmadb
- if (!empty($native_comment[$col])) {
- $comment[$col] = $native_comment[$col];
- } else {
- // no native comment, so migrate pmadb-style to native
- PMA_setComment($db, $table, $col, $comment[$col], '', 'native');
- // and erase the pmadb-style comment
- PMA_setComment($db, $table, $col, '', '', 'pmadb');
- }
- }
- }
- } // end while
-
- PMA_DBI_free_result($com_rs);
- }
-
- return $comment;
- } // end of the 'PMA_getComments()' function
-
- /**
- * Set a single comment to a certain value.
- *
- * @uses PMA_MYSQL_INT_VERSION
- * @uses PMA_DBI_QUERY_STORE
- * @uses PMA_DBI_try_query()
- * @uses PMA_DBI_num_rows()
- * @uses PMA_DBI_fetch_assoc()
- * @uses PMA_DBI_free_result()
- * @uses PMA_Table::generateAlter()
- * @uses PMA_getRelationsParam()
- * @uses PMA_backquote()
- * @uses PMA_sqlAddslashes()
- * @uses PMA_query_as_cu()
- * @uses strlen()
- * @access public
- * @param string $db the name of the db
- * @param string $table the name of the table (may be empty in case of a db comment)
- * @param string $col the name of the column
- * @param string $comment the value of the column
- * @param string $removekey if a column is renamed, this is the name of the former key which will get deleted
- * @param string $mode whether we set pmadb comments, native comments or both
- * @return boolean true, if comment-query was made.
- */
- function PMA_setComment($db, $table, $col, $comment, $removekey = '', $mode = 'auto')
- {
- $cfgRelation = PMA_getRelationsParam();
-
- if ($mode == 'auto') {
- if (PMA_MYSQL_INT_VERSION >= 40100) {
- $mode = 'native';
- } else {
- $mode = 'pmadb';
- }
- }
-
- // native mode is only for column comments so we need a table name
- if ($mode == 'native' && strlen($table)) {
- $query = 'ALTER TABLE ' . PMA_backquote($table) . ' CHANGE '
- . PMA_Table::generateAlter($col, $col, '', '', '', '', false, '', false, '', $comment, '', '');
- return PMA_DBI_try_query($query, null, PMA_DBI_QUERY_STORE);
- }
-
- if (! $cfgRelation['commwork']) {
- return false;
- }
-
- // $mode == 'pmadb' section:
-
- if ($removekey != '' && $removekey != $col) {
- $remove_query = '
- DELETE FROM
- ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
- WHERE `db_name` = \'' . PMA_sqlAddslashes($db) . '\'
- AND `table_name` = \'' . PMA_sqlAddslashes($table) . '\'
- AND `column_name` = \'' . PMA_sqlAddslashes($removekey) . '\'';
- PMA_query_as_cu($remove_query);
- }
-
- $test_qry = '
- SELECT `comment`,
- mimetype,
- transformation,
- transformation_options
- FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
- WHERE `db_name` = \'' . PMA_sqlAddslashes($db) . '\'
- AND `table_name` = \'' . PMA_sqlAddslashes($table) . '\'
- AND `column_name` = \'' . PMA_sqlAddslashes($col) . '\'';
- $test_rs = PMA_query_as_cu($test_qry, true, PMA_DBI_QUERY_STORE);
-
- if ($test_rs && PMA_DBI_num_rows($test_rs) > 0) {
- $row = PMA_DBI_fetch_assoc($test_rs);
- PMA_DBI_free_result($test_rs);
-
- if (strlen($comment) || strlen($row['mimetype']) || strlen($row['transformation']) || strlen($row['transformation_options'])) {
- $upd_query = '
- UPDATE ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
- SET `comment` = \'' . PMA_sqlAddslashes($comment) . '\'
- WHERE `db_name` = \'' . PMA_sqlAddslashes($db) . '\'
- AND `table_name` = \'' . PMA_sqlAddslashes($table) . '\'
- AND `column_name` = \'' . PMA_sqlAddSlashes($col) . '\'';
- } else {
- $upd_query = '
- DELETE FROM
- ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
- WHERE `db_name` = \'' . PMA_sqlAddslashes($db) . '\'
- AND `table_name` = \'' . PMA_sqlAddslashes($table) . '\'
- AND `column_name` = \'' . PMA_sqlAddslashes($col) . '\'';
- }
- } elseif (strlen($comment)) {
- $upd_query = '
- INSERT INTO
- ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['column_info']) . '
- (`db_name`, `table_name`, `column_name`, `comment`)
- VALUES (
- \'' . PMA_sqlAddslashes($db) . '\',
- \'' . PMA_sqlAddslashes($table) . '\',
- \'' . PMA_sqlAddslashes($col) . '\',
- \'' . PMA_sqlAddslashes($comment) . '\')';
- }
-
- if (isset($upd_query)){
- return PMA_query_as_cu($upd_query);
- }
-
- return false;
- } // end of 'PMA_setComment()' function
-
- /**
- * Set a SQL history entry
- *
- * @uses $_SESSION['sql_history']
- * @uses $cfg['QueryHistoryMax']
- * @uses PMA_getRelationsParam()
- * @uses PMA_query_as_cu()
- * @uses PMA_backquote()
- * @uses PMA_sqlAddslashes()
- * @uses count()
- * @uses md5()
- * @uses array_shift()
- * @param string $db the name of the db
- * @param string $table the name of the table
- * @param string $username the username
- * @param string $sqlquery the sql query
- * @access public
- */
- function PMA_setHistory($db, $table, $username, $sqlquery)
- {
- $cfgRelation = PMA_getRelationsParam();
-
- if (! isset($_SESSION['sql_history'])) {
- $_SESSION['sql_history'] = array();
- }
-
- $key = md5($sqlquery . $db . $table);
-
- if (isset($_SESSION['sql_history'][$key])) {
- unset($_SESSION['sql_history'][$key]);
- }
-
- $_SESSION['sql_history'][$key] = array(
- 'db' => $db,
- 'table' => $table,
- 'sqlquery' => $sqlquery,
- );
-
- if (count($_SESSION['sql_history']) > $GLOBALS['cfg']['QueryHistoryMax']) {
- // history should not exceed a maximum count
- array_shift($_SESSION['sql_history']);
- }
-
- if (! $cfgRelation['historywork']) {
- return;
- }
-
- PMA_query_as_cu('
- INSERT INTO
- ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['history']) . '
- (`username`,
- `db`,
- `table`,
- `timevalue`,
- `sqlquery`)
- VALUES
- (\'' . PMA_sqlAddslashes($username) . '\',
- \'' . PMA_sqlAddslashes($db) . '\',
- \'' . PMA_sqlAddslashes($table) . '\',
- NOW(),
- \'' . PMA_sqlAddslashes($sqlquery) . '\')');
- } // end of 'PMA_setHistory()' function
-
- /**
- * Gets a SQL history entry
- *
- * @uses $_SESSION['sql_history']
- * @uses $GLOBALS['controllink']
- * @uses PMA_getRelationsParam()
- * @uses PMA_backquote()
- * @uses PMA_sqlAddslashes()
- * @uses PMA_DBI_fetch_result()
- * @uses array_reverse()
- * @param string $username the username
- * @return array list of history items
- * @access public
- */
- function PMA_getHistory($username)
- {
- $cfgRelation = PMA_getRelationsParam();
-
- if (isset($_SESSION['sql_history'])) {
- return array_reverse($_SESSION['sql_history']);
- }
-
- if (! $cfgRelation['historywork']) {
- return false;
- }
-
- $hist_query = '
- SELECT `db`,
- `table`,
- `sqlquery`
- FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['history']) . '
- WHERE `username` = \'' . PMA_sqlAddslashes($username) . '\'
- ORDER BY `id` DESC';
-
- return PMA_DBI_fetch_result($hist_query, null, null, $GLOBALS['controllink']);
- } // end of 'PMA_getHistory()' function
-
- /**
- * purges SQL history
- *
- * deletes entries that exceeds $cfg['QueryHistoryMax'], oldest first, for the
- * given user
- *
- * @uses $cfg['QueryHistoryMax']
- * @uses $cfg['QueryHistoryDB']
- * @uses $GLOBALS['controllink']
- * @uses PMA_backquote()
- * @uses PMA_sqlAddSlashes()
- * @uses PMA_query_as_cu()
- * @uses PMA_DBI_fetch_value()
- * @param string $username the username
- * @access public
- */
- function PMA_purgeHistory($username)
- {
- $cfgRelation = PMA_getRelationsParam();
- if (! $GLOBALS['cfg']['QueryHistoryDB'] || ! $cfgRelation['historywork']) {
- return;
- }
-
- if (! $cfgRelation['historywork']) {
- return;
- }
-
- $search_query = '
- SELECT `timevalue`
- FROM ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['history']) . '
- WHERE `username` = \'' . PMA_sqlAddSlashes($username) . '\'
- ORDER BY `timevalue` DESC
- LIMIT ' . $GLOBALS['cfg']['QueryHistoryMax'] . ', 1';
-
- if ($max_time = PMA_DBI_fetch_value($search_query, 0, 0, $GLOBALS['controllink'])) {
- PMA_query_as_cu('
- DELETE FROM
- ' . PMA_backquote($cfgRelation['db']) . '.' . PMA_backquote($cfgRelation['history']) . '
- WHERE `username` = \'' . PMA_sqlAddSlashes($username) . '\'
- AND `timevalue` <= \'' . $max_time . '\'');
- }
- } // end of 'PMA_purgeHistory()' function
-
- /**
- * Prepares the dropdown for one mode
- *
- * @uses $cfg['LimitChars']
- * @uses $cfg['NaturalOrder']
- * @uses PMA_strlen()
- * @uses htmlspecialchars()
- * @uses substr()
- * @uses uksort()
- * @uses ksort()
- * @uses natcasesort()
- * @uses asort()
- * @param array $foreign the keys and values for foreigns
- * @param string $data the current data of the dropdown
- * @param string $mode the needed mode
- *
- * @return array the <option value=""><option>s
- *
- * @access protected
- */
- function PMA__foreignDropdownBuild($foreign, $data, $mode)
- {
- $reloptions = array();
-
- if ($mode == 'id-content') {
- // sort for id-content
- if ($GLOBALS['cfg']['NaturalOrder']) {
- uksort($foreign, 'strnatcasecmp');
- } else {
- ksort($foreign);
- }
- } elseif ($mode == 'content-id') {
- // sort for content-id
- if ($GLOBALS['cfg']['NaturalOrder']) {
- natcasesort($foreign);
- } else {
- asort($foreign);
- }
- }
-
- foreach ($foreign as $key => $value) {
-
- if (PMA_strlen($value) <= $GLOBALS['cfg']['LimitChars']) {
- $vtitle = '';
- $value = htmlspecialchars($value);
- } else {
- $vtitle = htmlspecialchars($value);
- $value = htmlspecialchars(substr($value, 0, $GLOBALS['cfg']['LimitChars']) . '...');
- }
-
- $reloption = ' <option value="' . htmlspecialchars($key) . '"';
- if ($vtitle != '') {
- $reloption .= ' title="' . $vtitle . '"';
- }
-
- if ((string) $key == (string) $data) {
- $reloption .= ' selected="selected"';
- }
-
- if ($mode == 'content-id') {
- $reloptions[] = $reloption . '>' . $value . ' - ' . htmlspecialchars($key) . '</option>' . "\n";
- } else {
- $reloptions[] = $reloption . '>' . htmlspecialchars($key) . ' - ' . $value . '</option>' . "\n";
- }
- } // end foreach
-
- return $reloptions;
- } // end of 'PMA__foreignDropdownBuild' function
-
- /**
- * Outputs dropdown with values of foreign fields
- *
- * @uses $cfg['ForeignKeyMaxLimit']
- * @uses $cfg['ForeignKeyDropdownOrder']
- * @uses PMA__foreignDropdownBuild()
- * @uses PMA_isValid()
- * @uses implode()
- * @see get_foreign.lib.php
- * @param array array of the displayed row
- * @param string the foreign field
- * @param string the foreign field to display
- * @param string the current data of the dropdown (field in row)
- * @return string the <option value=""><option>s
- * @access public
- */
- function PMA_foreignDropdown($disp_row, $foreign_field, $foreign_display, $data,
- $max = null)
- {
- if (null === $max) {
- $max = $GLOBALS['cfg']['ForeignKeyMaxLimit'];
- }
-
- $foreign = array();
-
- // collect the data
- foreach ($disp_row as $relrow) {
- $key = $relrow[$foreign_field];
-
- // if the display field has been defined for this foreign table
- if ($foreign_display) {
- $value = $relrow[$foreign_display];
- } else {
- $value = '';
- } // end if ($foreign_display)
-
- $foreign[$key] = $value;
- } // end foreach
-
- // put the dropdown sections in correct order
- $top = array();
- $bot = array();
- if (PMA_isValid($GLOBALS['cfg']['ForeignKeyDropdownOrder'], 'array')) {
- if (PMA_isValid($GLOBALS['cfg']['ForeignKeyDropdownOrder'][0])) {
- $top = PMA__foreignDropdownBuild($foreign, $data,
- $GLOBALS['cfg']['ForeignKeyDropdownOrder'][0]);
- }
- if (PMA_isValid($GLOBALS['cfg']['ForeignKeyDropdownOrder'][1])) {
- $bot = PMA__foreignDropdownBuild($foreign, $data,
- $GLOBALS['cfg']['ForeignKeyDropdownOrder'][1]);
- }
- } else {
- $top = PMA__foreignDropdownBuild($foreign, $data, 'id-content');
- $bot = PMA__foreignDropdownBuild($foreign, $data, 'content-id');
- }
-
- // beginning of dropdown
- $ret = '<option value=""> </option>' . "\n";
-
- $top_count = count($top);
- if ($max == -1 || $top_count < $max) {
- $ret .= implode('', $top);
- if ($top_count > 0) {
- $ret .= ' <option value=""> </option>' . "\n";
- $ret .= ' <option value=""> </option>' . "\n";
- }
- }
- $ret .= implode('', $bot);
-
- return $ret;
- } // end of 'PMA_foreignDropdown()' function
-
- ?>
-