Documentation TYPO3 par Ameos

tbl_addfield.php

00001 <?php
00002 /* $Id: tbl_addfield.php,v 2.14 2005/04/01 17:03:32 lem9 Exp $ */
00003 // vim: expandtab sw=4 ts=4 sts=4:
00004 
00008 require_once('./libraries/grab_globals.lib.php');
00009 $js_to_run = 'functions.js';
00010 require_once('./header.inc.php');
00011 
00012 // Check parameters
00013 PMA_checkParameters(array('db', 'table'));
00014 
00015 
00019 $err_url = 'tbl_properties.php?' . PMA_generate_common_url($db, $table);
00020 
00024 $abort = false;
00025 if (isset($submit_num_fields)) {
00026     if (isset($orig_after_field)) {
00027         $after_field = $orig_after_field;
00028     }
00029     if (isset($orig_field_where)) {
00030         $field_where = $orig_field_where;
00031     }
00032     $num_fields = $orig_num_fields + $added_fields;
00033     $regenerate = TRUE;
00034 } else if (isset($do_save_data)) {
00035     $query = '';
00036 
00037     // Transforms the radio button field_key into 3 arrays
00038     $field_cnt = count($field_name);
00039     for ($i = 0; $i < $field_cnt; ++$i) {
00040         if (isset(${'field_key_' . $i})) {
00041             if (${'field_key_' . $i} == 'primary_' . $i) {
00042                 $field_primary[] = $i;
00043             }
00044             if (${'field_key_' . $i} == 'index_' . $i) {
00045                 $field_index[]   = $i;
00046             }
00047             if (${'field_key_' . $i} == 'unique_' . $i) {
00048                 $field_unique[]  = $i;
00049             }
00050         } // end if
00051     } // end for
00052     // Builds the field creation statement and alters the table
00053 
00054     // TODO: check to see if this logic is exactly the same
00055     //       as in tbl_create.php, and move to an include file
00056 
00057     for ($i = 0; $i < $field_cnt; ++$i) {
00058         // '0' is also empty for php :-(
00059         if (empty($field_name[$i]) && $field_name[$i] != '0') {
00060             continue;
00061         }
00062 
00063         $query .= PMA_backquote($field_name[$i]) . ' ' . $field_type[$i];
00064         if ($field_length[$i] != ''
00065             && !preg_match('@^(DATE|DATETIME|TIME|TINYBLOB|TINYTEXT|BLOB|TEXT|MEDIUMBLOB|MEDIUMTEXT|LONGBLOB|LONGTEXT)$@i', $field_type[$i])) {
00066             $query .= '(' . $field_length[$i] . ')';
00067         }
00068         if ($field_attribute[$i] != '') {
00069             $query .= ' ' . $field_attribute[$i];
00070         } else if (PMA_MYSQL_INT_VERSION >= 40100 && isset($field_collation[$i]) && $field_collation[$i] != '') {
00071             list($tmp_charset) = explode('_', $field_collation[$i]);
00072             $query .= ' CHARACTER SET ' . $tmp_charset . ' COLLATE ' . $field_collation[$i];
00073             unset($tmp_charset);
00074         }
00075 
00076         if (isset($field_default_current_timestamp[$i]) && $field_default_current_timestamp[$i]) {
00077             $query .= ' DEFAULT CURRENT_TIMESTAMP';
00078         } elseif ($field_default[$i] != '') {
00079             if (strtoupper($field_default[$i]) == 'NULL') {
00080                 $query .= ' DEFAULT NULL';
00081             } else {
00082                 $query .= ' DEFAULT \'' . PMA_sqlAddslashes($field_default[$i]) . '\'';
00083             }
00084         }
00085         if ($field_null[$i] != '') {
00086             $query .= ' ' . $field_null[$i];
00087         }
00088         if ($field_extra[$i] != '') {
00089             $query .= ' ' . $field_extra[$i];
00090             // An auto_increment field must be use as a primary key
00091             if ($field_extra[$i] == 'AUTO_INCREMENT' && isset($field_primary)) {
00092                 $primary_cnt = count($field_primary);
00093                 for ($j = 0; $j < $primary_cnt && $field_primary[$j] != $i; $j++) {
00094                     // void
00095                 } // end for
00096                 if ($field_primary[$j] == $i) {
00097                     $query .= ' PRIMARY KEY';
00098                     unset($field_primary[$j]);
00099                 } // end if
00100             } // end if (auto_increment)
00101         }
00102 
00103         if ($field_where != 'last') {
00104             // Only the first field can be added somewhere other than at the end
00105             if ($i == 0) {
00106                 if ($field_where == 'first') {
00107                     $query .= ' FIRST';
00108                 } else {
00109                     $query .= ' AFTER ' . PMA_backquote(urldecode($after_field));
00110                 }
00111             } else {
00112                 $query .= ' AFTER ' . PMA_backquote($field_name[$i-1]);
00113             }
00114         }
00115         $query .= ', ADD ';
00116     } // end for
00117     $query = preg_replace('@, ADD $@', '', $query);
00118 
00119     // To allow replication, we first select the db to use and then run queries
00120     // on this db.
00121     PMA_DBI_select_db($db) or PMA_mysqlDie(PMA_getError(), 'USE ' . PMA_backquotes($db), '', $err_url);
00122     $sql_query     = 'ALTER TABLE ' . PMA_backquote($table) . ' ADD ' . $query;
00123     $error_create = FALSE;
00124     PMA_DBI_try_query($sql_query) or $error_create = TRUE;
00125 
00126     if ($error_create == false) {
00127 
00128         $sql_query_cpy = $sql_query . ';';
00129 
00130         // Builds the primary keys statements and updates the table
00131         $primary = '';
00132         if (isset($field_primary)) {
00133             $primary_cnt = count($field_primary);
00134             for ($i = 0; $i < $primary_cnt; $i++) {
00135                 $j       = $field_primary[$i];
00136                 if (!empty($field_name[$j])) {
00137                     $primary .= PMA_backquote($field_name[$j]) . ', ';
00138                 }
00139             } // end for
00140             $primary     = preg_replace('@, $@', '', $primary);
00141             if (!empty($primary)) {
00142                 $sql_query      = 'ALTER TABLE ' . PMA_backquote($table) . ' ADD PRIMARY KEY (' . $primary . ');';
00143                 $result         = PMA_DBI_query($sql_query);
00144                 $sql_query_cpy  .= "\n" . $sql_query . ';';
00145             }
00146         } // end if
00147 
00148         // Builds the indexes statements and updates the table
00149         $index = '';
00150         if (isset($field_index)) {
00151             $index_cnt = count($field_index);
00152             for ($i = 0; $i < $index_cnt; $i++) {
00153                 $j     = $field_index[$i];
00154                 if (!empty($field_name[$j])) {
00155                     $index .= PMA_backquote($field_name[$j]) . ', ';
00156                 }
00157             } // end for
00158             $index     = preg_replace('@, $@', '', $index);
00159             if (!empty($index)) {
00160                 $sql_query      = 'ALTER TABLE ' . PMA_backquote($table) . ' ADD INDEX (' . $index . ')';
00161                 $result         = PMA_DBI_query($sql_query);
00162                 $sql_query_cpy  .= "\n" . $sql_query . ';';
00163             }
00164         } // end if
00165 
00166         // Builds the uniques statements and updates the table
00167         $unique = '';
00168         if (isset($field_unique)) {
00169             $unique_cnt = count($field_unique);
00170             for ($i = 0; $i < $unique_cnt; $i++) {
00171                 $j      = $field_unique[$i];
00172                 if (!empty($field_name[$j])) {
00173                     $unique .= PMA_backquote($field_name[$j]) . ', ';
00174                 }
00175             } // end for
00176             $unique = preg_replace('@, $@', '', $unique);
00177             if (!empty($unique)) {
00178                 $sql_query      = 'ALTER TABLE ' . PMA_backquote($table) . ' ADD UNIQUE (' . $unique . ')';
00179                 $result         = PMA_DBI_query($sql_query);
00180                 $sql_query_cpy  .= "\n" . $sql_query . ';';
00181             }
00182         } // end if
00183 
00184 
00185         // Builds the fulltext statements and updates the table
00186         $fulltext = '';
00187         if (isset($field_fulltext)) {
00188             $fulltext_cnt = count($field_fulltext);
00189             for ($i = 0; $i < $fulltext_cnt; $i++) {
00190                 $j        = $field_fulltext[$i];
00191                 $fulltext .= PMA_backquote($field_name[$j]) . ', ';
00192             } // end for
00193             $fulltext = preg_replace('@, $@', '', $fulltext);
00194             if (!empty($fulltext)) {
00195                 $sql_query      = 'ALTER TABLE ' . PMA_backquote($table) . ' ADD FULLTEXT (' . $fulltext . ')';
00196                 $result         = PMA_DBI_query($sql_query);
00197                 $sql_query_cpy  .= "\n" . $sql_query . ';';
00198             }
00199         } // end if
00200 
00201         // garvin: If comments were sent, enable relation stuff
00202         require_once('./libraries/relation.lib.php');
00203         require_once('./libraries/transformations.lib.php');
00204 
00205         $cfgRelation = PMA_getRelationsParam();
00206 
00207         // garvin: Update comment table, if a comment was set.
00208         // lem9: FIXME: here we take care of native comments and
00209         //       pmadb-style comments, however, in the case of
00210         //       native comments, users do not see the COMMENT clause
00211         //       when SQL query is displayed
00212         if (isset($field_comments) && is_array($field_comments) && ($cfgRelation['commwork'] || PMA_MYSQL_INT_VERSION >= 40100)) {
00213             foreach ($field_comments AS $fieldindex => $fieldcomment) {
00214                 PMA_setComment($db, $table, $field_name[$fieldindex], $fieldcomment);
00215             }
00216         }
00217 
00218         // garvin: Update comment table for mime types [MIME]
00219         if (isset($field_mimetype) && is_array($field_mimetype) && $cfgRelation['commwork'] && $cfgRelation['mimework'] && $cfg['BrowseMIME']) {
00220             foreach ($field_mimetype AS $fieldindex => $mimetype) {
00221                 PMA_setMIME($db, $table, $field_name[$fieldindex], $mimetype, $field_transformation[$fieldindex], $field_transformation_options[$fieldindex]);
00222             }
00223         }
00224 
00225         // Go back to the structure sub-page
00226         $sql_query = $sql_query_cpy;
00227         unset($sql_query_cpy);
00228         $message   = $strTable . ' ' . htmlspecialchars($table) . ' ' . $strHasBeenAltered;
00229         $active_page = 'tbl_properties_structure.php';
00230         require('./tbl_properties_structure.php');
00231     } else {
00232         PMA_mysqlDie('', '', '', $err_url, FALSE);
00233         // garvin: An error happened while inserting/updating a table definition.
00234         // to prevent total loss of that data, we embed the form once again.
00235         // The variable $regenerate will be used to restore data in tbl_properties.inc.php
00236         $num_fields = $orig_num_fields;
00237         if (isset($orig_after_field)) {
00238             $after_field = $orig_after_field;
00239         }
00240         if (isset($orig_field_where)) {
00241             $field_where = $orig_field_where;
00242         }
00243         $regenerate = true;
00244     }
00245 } // end do alter table
00246 
00250 if ($abort == FALSE) {
00254     require('./tbl_properties_common.php');
00255     require('./tbl_properties_table_info.php');
00259     $active_page = 'tbl_properties_structure.php';
00260     require('./tbl_properties_links.php');
00264     $action = 'tbl_addfield.php';
00265     require('./tbl_properties.inc.php');
00266 
00267     // Diplays the footer
00268     echo "\n";
00269     require_once('./footer.inc.php');
00270 }
00271 
00272 ?>


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