Documentation TYPO3 par Ameos

tbl_replace.php

00001 <?php
00002 /* $Id: tbl_replace.php,v 2.27 2004/12/28 16:34:44 nijel Exp $ */
00003 // vim: expandtab sw=4 ts=4 sts=4:
00004 
00005 
00009 require_once('./libraries/grab_globals.lib.php');
00010 require_once('./libraries/common.lib.php');
00011 
00012 // Check parameters
00013 PMA_checkParameters(array('db','table','goto'));
00014 
00015 PMA_DBI_select_db($db);
00016 
00020 // Defines the url to return in case of success of the query
00021 if (isset($sql_query)) {
00022     $sql_query = urldecode($sql_query);
00023 }
00024 if (!isset($dontlimitchars)) {
00025     $dontlimitchars = 0;
00026 }
00027 $is_gotofile = FALSE;
00028 if (isset($after_insert) && $after_insert == 'new_insert') {
00029     $goto = 'tbl_change.php?'
00030           . PMA_generate_common_url($db, $table, '&')
00031           . '&goto=' . urlencode($goto)
00032           . '&pos=' . $pos
00033           . '&session_max_rows=' . $session_max_rows
00034           . '&disp_direction=' . $disp_direction
00035           . '&repeat_cells=' . $repeat_cells
00036           . '&dontlimitchars=' . $dontlimitchars
00037           . (empty($sql_query) ? '' : '&sql_query=' . urlencode($sql_query));
00038 } elseif (isset($after_insert) && $after_insert == 'same_insert') {
00039     $goto = 'tbl_change.php?'
00040           . PMA_generate_common_url($db, $table, '&')
00041           . '&goto=' . urlencode($goto)
00042           . '&pos=' . $pos
00043           . '&session_max_rows=' . $session_max_rows
00044           . '&disp_direction=' . $disp_direction
00045           . '&repeat_cells=' . $repeat_cells
00046           . '&dontlimitchars=' . $dontlimitchars
00047           . (empty($sql_query) ? '' : '&sql_query=' . urlencode($sql_query));
00048     if (isset($primary_key)) {
00049         foreach ($primary_key AS $pk) {
00050             $goto .= '&primary_key[]=' . $pk;
00051         }
00052     }
00053 } elseif (isset($after_insert) && $after_insert == 'edit_next') {
00054     $goto = 'tbl_change.php?'
00055           . PMA_generate_common_url($db, $table, '&')
00056           . '&goto=' . urlencode($goto)
00057           . '&pos=' . $pos
00058           . '&session_max_rows=' . $session_max_rows
00059           . '&disp_direction=' . $disp_direction
00060           . '&repeat_cells=' . $repeat_cells
00061           . '&dontlimitchars=' . $dontlimitchars
00062           . (empty($sql_query) ? '' : '&sql_query=' . urlencode($sql_query));
00063     if (isset($primary_key)) {
00064         foreach ($primary_key AS $pk) {
00065             $local_query    = 'SELECT * FROM ' . PMA_backquote($table) . ' WHERE ' . str_replace('` =', '` >', urldecode($pk)) . ' LIMIT 1;';
00066             $res            = PMA_DBI_query($local_query);
00067             $row            = PMA_DBI_fetch_row($res);
00068             $meta           = PMA_DBI_get_fields_meta($res);
00069             $goto .= '&primary_key[]=' . urlencode(PMA_getUvaCondition($res, count($row), $meta, $row));
00070         }
00071     }
00072 } else if ($goto == 'sql.php') {
00073     $goto = 'sql.php?'
00074           . PMA_generate_common_url($db, $table, '&')
00075           . '&pos=' . $pos
00076           . '&session_max_rows=' . $session_max_rows
00077           . '&disp_direction=' . $disp_direction
00078           . '&repeat_cells=' . $repeat_cells
00079           . '&dontlimitchars=' . $dontlimitchars
00080           . '&sql_query=' . urlencode($sql_query);
00081 } else if (!empty($goto)) {
00082     // Security checkings
00083     $is_gotofile     = preg_replace('@^([^?]+).*$@', '\\1', $goto);
00084     if (!@file_exists('./' . $is_gotofile)) {
00085         $goto        = (empty($table)) ? 'db_details.php' : 'tbl_properties.php';
00086         $is_gotofile = TRUE;
00087     } else {
00088         $is_gotofile = ($is_gotofile == $goto);
00089     }
00090 }
00091 
00092 // Defines the url to return in case of failure of the query
00093 if (isset($err_url)) {
00094     $err_url = urldecode($err_url);
00095 } else {
00096     $err_url = str_replace('&', '&amp;', $goto)
00097              . (empty($primary_key) ? '' : '&amp;primary_key=' . (is_array($primary_key) ? $primary_key[0] : $primary_key));
00098 }
00099 
00100 // Misc
00101 $seen_binary = FALSE;
00102 
00106 if (isset($primary_key)) {
00107     // we were editing something => use primary key
00108     $loop_array = (is_array($primary_key) ? $primary_key : array(0 => $primary_key));
00109     $using_key  = TRUE;
00110     $is_insert  = ($submit_type == $strInsertAsNewRow);
00111 } else {
00112     // new row => use indexes
00113     $loop_array = array();
00114     for ($i = 0; $i < $cfg['InsertRows']; $i++) $loop_array[$i] = $i;
00115     $using_key  = FALSE;
00116     $is_insert  = TRUE;
00117 }
00118 
00119 $query = array();
00120 $message = '';
00121 
00122 foreach ($loop_array AS $primary_key_index => $enc_primary_key) {
00123     // skip fields to be ignored
00124     if (!$using_key && isset($GLOBALS['insert_ignore_' . $enc_primary_key])) continue;
00125 
00126     // Restore the "primary key" to a convenient format
00127     $primary_key = urldecode($enc_primary_key);
00128 
00129     // Defines the SET part of the sql query
00130     $valuelist = '';
00131     $fieldlist = '';
00132 
00133     // Map multi-edit keys to single-level arrays, dependent on how we got the fields
00134     $me_fields      = isset($fields['multi_edit'])      && isset($fields['multi_edit'][$enc_primary_key])      ? $fields['multi_edit'][$enc_primary_key]      : null;
00135     $me_fields_prev = isset($fields_prev['multi_edit']) && isset($fields_prev['multi_edit'][$enc_primary_key]) ? $fields_prev['multi_edit'][$enc_primary_key] : null;
00136     $me_funcs       = isset($funcs['multi_edit'])       && isset($funcs['multi_edit'][$enc_primary_key])       ? $funcs['multi_edit'][$enc_primary_key]       : null;
00137     $me_fields_type = isset($fields_type['multi_edit']) && isset($fields_type['multi_edit'][$enc_primary_key]) ? $fields_type['multi_edit'][$enc_primary_key] : null;
00138     $me_fields_null = isset($fields_null['multi_edit']) && isset($fields_null['multi_edit'][$enc_primary_key]) ? $fields_null['multi_edit'][$enc_primary_key] : null;
00139 
00140     if ($using_key && isset($me_fields_type) && is_array($me_fields_type) && isset($primary_key)) {
00141         $prot_result      = PMA_DBI_query('SELECT * FROM ' . PMA_backquote($table) . ' WHERE ' . $primary_key . ';');
00142         $prot_row         = PMA_DBI_fetch_assoc($prot_result);
00143         PMA_DBI_free_result($prot_result);
00144         unset($prot_result);
00145     }
00146 
00147     foreach ($me_fields AS $encoded_key => $val) {
00148         $key         = urldecode($encoded_key);
00149         $fieldlist   .= PMA_backquote($key) . ', ';
00150 
00151         require('./tbl_replace_fields.php');
00152 
00153         if (empty($me_funcs[$encoded_key])) {
00154             $cur_value = $val . ', ';
00155         } else if (preg_match('@^(UNIX_TIMESTAMP)$@', $me_funcs[$encoded_key]) && $val != '\'\'') {
00156             $cur_value = $me_funcs[$encoded_key] . '(' . $val . '), ';
00157         } else if (preg_match('@^(NOW|CURDATE|CURTIME|UNIX_TIMESTAMP|RAND|USER|LAST_INSERT_ID)$@', $me_funcs[$encoded_key])) {
00158             $cur_value = $me_funcs[$encoded_key] . '(), ';
00159         } else {
00160             $cur_value = $me_funcs[$encoded_key] . '(' . $val . '), ';
00161         }
00162 
00163         if ($is_insert) {
00164             // insert, no need to add column
00165             $valuelist .= $cur_value;
00166         } else if (empty($me_funcs[$encoded_key])
00167             && isset($me_fields_prev) && isset($me_fields_prev[$encoded_key])
00168             && ("'" . PMA_sqlAddslashes(urldecode($me_fields_prev[$encoded_key])) . "'" == $val)) {
00169             // No change for this column and no MySQL function is used -> next column
00170             continue;
00171         }
00172         else if (!empty($val)) {
00173             $valuelist .= PMA_backquote($key) . ' = ' . $cur_value;
00174         }
00175     } // end while
00176 
00177     // get rid of last ,
00178     $valuelist    = preg_replace('@, $@', '', $valuelist);
00179 
00180     // Builds the sql query
00181     if ($is_insert) {
00182         if (empty($query)) {
00183             // first inserted row -> prepare template
00184             $fieldlist = preg_replace('@, $@', '', $fieldlist);
00185             $query = array('INSERT INTO ' . PMA_backquote($table) . ' (' . $fieldlist . ') VALUES ');
00186         }
00187         // append current values
00188         $query[0]  .= '(' . $valuelist . '), ';
00189         $message   = $strInsertedRows . '&nbsp;';
00190     } elseif (!empty($valuelist)) {
00191         // build update query
00192         $query[]   = 'UPDATE ' . PMA_backquote($table) . ' SET ' . $valuelist . ' WHERE' . $primary_key . ' LIMIT 1';
00193 
00194         $message  = $strAffectedRows . '&nbsp;';
00195     }
00196 } // end for
00197 
00198 // trim last , from insert query
00199 if ($is_insert) {
00200     $query[0] = preg_replace('@, $@', '', $query[0]);
00201 }
00202 
00203 if (empty($valuelist) && empty($query)) {
00204     // No change -> move back to the calling script
00205     $message = $strNoModification;
00206     if ($is_gotofile) {
00207         $js_to_run = 'functions.js';
00208         require_once('./header.inc.php');
00209         require('./' . PMA_securePath($goto));
00210     } else {
00211         PMA_sendHeaderLocation($cfg['PmaAbsoluteUri'] . $goto . '&disp_message=' . urlencode($message) . '&disp_query=');
00212 
00213     }
00214     exit();
00215 }
00216 
00221 $sql_query = implode(';', $query) . ';';
00222 $total_affected_rows = 0;
00223 $last_message = '';
00224 
00225 foreach ($query AS $query_index => $single_query) {
00226     if ($cfg['IgnoreMultiSubmitErrors']) {
00227         $result = PMA_DBI_try_query($single_query);
00228     } else {
00229         $result = PMA_DBI_query($single_query);
00230     }
00231     if (!$result) {
00232         $message .= PMA_DBI_getError();
00233     } else {
00234         if (@PMA_DBI_affected_rows()) {
00235             $total_affected_rows += @PMA_DBI_affected_rows();
00236         }
00237 
00238         $insert_id = PMA_DBI_insert_id();
00239         if ($insert_id != 0) {
00240             $last_message .= '[br]'.$strInsertedRowId . '&nbsp;' . $insert_id;
00241         }
00242     } // end if
00243     PMA_DBI_free_result($result);
00244     unset($result);
00245 }
00246 
00247 if ($total_affected_rows != 0) {
00248     $message .= $total_affected_rows;
00249 } else {
00250     $message .= $strModifications;
00251 }
00252 
00253 $message .= $last_message;
00254 
00255 if ($is_gotofile) {
00256     if ($goto == 'db_details.php' && !empty($table)) {
00257         unset($table);
00258     }
00259     $js_to_run = 'functions.js';
00260     $active_page = $goto;
00261     require_once('./header.inc.php');
00262     require('./' . PMA_securePath($goto));
00263 } else {
00264     // I don't understand this one:
00265     //$add_query = (strpos(' ' . $goto, 'tbl_change') ? '&disp_query=' . urlencode($sql_query) : '');
00266 
00267     // if we have seen binary,
00268     // we do not append the query to the Location so it won't be displayed
00269     // on the resulting page
00270     // Nijel: we also need to limit size of url...
00271     $add_query = (!$seen_binary && strlen($sql_query) < 1024 ? '&disp_query=' . urlencode($sql_query) : '');
00272     PMA_sendHeaderLocation($cfg['PmaAbsoluteUri'] . $goto . '&disp_message=' . urlencode($message) . $add_query);
00273 }
00274 exit();
00275 ?>


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