tbl_addfield.php

   1 <?php
   2 /* vim: set expandtab sw=4 ts=4 sts=4: */
   3 /**
   4  *
   5  * @version $Id$
   6  * @package phpMyAdmin
   7  */
   8
   9 /**
  10  * Get some core libraries
  11  */
  12 require_once './libraries/common.inc.php';
  13 require_once './libraries/Table.class.php';
  14
  15 $GLOBALS['js_include'][] = 'functions.js';
  16 require_once './libraries/header.inc.php';
  17
  18 // Check parameters
  19 PMA_checkParameters(array('db', 'table'));
  20
  21
  22 /**
  23  * Defines the url to return to in case of error in a sql statement
  24  */
  25 $err_url = 'tbl_sql.php?' . PMA_generate_common_url($db, $table);
  26
  27 /**
  28  * The form used to define the field to add has been submitted
  29  */
  30 $abort = false;
  31
  32 // check number of fields to be created
  33 if (isset($_REQUEST['submit_num_fields'])) {
  34     if (isset($_REQUEST['orig_after_field'])) {
  35         $_REQUEST['after_field'] = $_REQUEST['orig_after_field'];
  36     }
  37     if (isset($_REQUEST['orig_field_where'])) {
  38         $_REQUEST['field_where'] = $_REQUEST['orig_field_where'];
  39     }
  40     $num_fields = $_REQUEST['orig_num_fields'] + $_REQUEST['added_fields'];
  41     $regenerate = true;
  42 } elseif (isset($_REQUEST['num_fields']) && intval($_REQUEST['num_fields']) > 0) {
  43     $num_fields = (int) $_REQUEST['num_fields'];
  44 } else {
  45     $num_fields = 1;
  46 }
  47
  48 if (isset($_REQUEST['do_save_data'])) {
  49     $query = '';
  50     $definitions = array();
  51
  52     // Transforms the radio button field_key into 3 arrays
  53     $field_cnt      = count($_REQUEST['field_name']);
  54     $field_primary  = array();
  55     $field_index    = array();
  56     $field_unique   = array();
  57     $field_fulltext = array();
  58     for ($i = 0; $i < $field_cnt; ++$i) {
  59         if (isset($_REQUEST['field_key'][$i])
  60          && strlen($_REQUEST['field_name'][$i])) {
  61             if ($_REQUEST['field_key'][$i] == 'primary_' . $i) {
  62                 $field_primary[] = $i;
  63             }
  64             if ($_REQUEST['field_key'][$i] == 'index_' . $i) {
  65                 $field_index[]   = $i;
  66             }
  67             if ($_REQUEST['field_key'][$i] == 'unique_' . $i) {
  68                 $field_unique[]  = $i;
  69             }
  70             if ($_REQUEST['field_key'][$i] == 'fulltext_' . $i) {
  71                 $field_fulltext[]  = $i;
  72             }
  73         } // end if
  74     } // end for
  75
  76     // Builds the field creation statement and alters the table
  77     for ($i = 0; $i < $field_cnt; ++$i) {
  78         // '0' is also empty for php :-(
  79         if (empty($_REQUEST['field_name'][$i]) && $_REQUEST['field_name'][$i] != '0') {
  80             continue;
  81         }
  82
  83         $definition = ' ADD ' . PMA_Table::generateFieldSpec(
  84             $_REQUEST['field_name'][$i],
  85             $_REQUEST['field_type'][$i],
  86             $_REQUEST['field_length'][$i],
  87             $_REQUEST['field_attribute'][$i],
  88             isset($_REQUEST['field_collation'][$i])
  89                 ? $_REQUEST['field_collation'][$i]
  90                 : '',
  91             isset($_REQUEST['field_null'][$i])
  92                 ? $_REQUEST['field_null'][$i]
  93                 : 'NOT NULL',
  94             $_REQUEST['field_default_type'][$i],
  95             $_REQUEST['field_default_value'][$i],
  96             isset($_REQUEST['field_extra'][$i])
  97                 ? $_REQUEST['field_extra'][$i]
  98                 : false,
  99             isset($_REQUEST['field_comments'][$i])
 100                 ? $_REQUEST['field_comments'][$i]
 101                 : '',
 102             $field_primary,
 103             $i
 104         );
 105
 106         if ($_REQUEST['field_where'] != 'last') {
 107             // Only the first field can be added somewhere other than at the end
 108             if ($i == 0) {
 109                 if ($_REQUEST['field_where'] == 'first') {
 110                     $definition .= ' FIRST';
 111                 } else {
 112                     $definition .= ' AFTER ' . PMA_backquote($_REQUEST['after_field']);
 113                 }
 114             } else {
 115                 $definition .= ' AFTER ' . PMA_backquote($_REQUEST['field_name'][$i-1]);
 116             }
 117         }
 118         $definitions[] = $definition;
 119     } // end for
 120
 121     // Builds the primary keys statements and updates the table
 122     if (count($field_primary)) {
 123         $fields = array();
 124         foreach ($field_primary as $field_nr) {
 125             $fields[] = PMA_backquote($_REQUEST['field_name'][$field_nr]);
 126         }
 127         $definitions[] = ' ADD PRIMARY KEY (' . implode(', ', $fields) . ') ';
 128         unset($fields);
 129     }
 130
 131     // Builds the indexes statements and updates the table
 132     if (count($field_index)) {
 133         $fields = array();
 134         foreach ($field_index as $field_nr) {
 135             $fields[] = PMA_backquote($_REQUEST['field_name'][$field_nr]);
 136         }
 137         $definitions[] = ' ADD INDEX (' . implode(', ', $fields) . ') ';
 138         unset($fields);
 139     }
 140
 141     // Builds the uniques statements and updates the table
 142     if (count($field_unique)) {
 143         $fields = array();
 144         foreach ($field_unique as $field_nr) {
 145             $fields[] = PMA_backquote($_REQUEST['field_name'][$field_nr]);
 146         }
 147         $definitions[] = ' ADD UNIQUE (' . implode(', ', $fields) . ') ';
 148         unset($fields);
 149     }
 150
 151     // Builds the fulltext statements and updates the table
 152     if (count($field_fulltext)) {
 153         $fields = array();
 154         foreach ($field_fulltext as $field_nr) {
 155             $fields[] = PMA_backquote($_REQUEST['field_name'][$field_nr]);
 156         }
 157         $definitions[] = ' ADD FULLTEXT (' . implode(', ', $fields) . ') ';
 158         unset($fields);
 159     }
 160
 161     // To allow replication, we first select the db to use and then run queries
 162     // on this db.
 163     PMA_DBI_select_db($db) or PMA_mysqlDie(PMA_getError(), 'USE ' . PMA_backquotes($db), '', $err_url);
 164     $sql_query    = 'ALTER TABLE ' . PMA_backquote($table) . ' ' . implode(', ', $definitions);
 165     $result = PMA_DBI_try_query($sql_query);
 166
 167     if ($result === true) {
 168         // If comments were sent, enable relation stuff
 169         require_once './libraries/relation.lib.php';
 170         require_once './libraries/transformations.lib.php';
 171
 172         // Update comment table for mime types [MIME]
 173         if (isset($_REQUEST['field_mimetype'])
 174          && is_array($_REQUEST['field_mimetype'])
 175          && $cfg['BrowseMIME']) {
 176             foreach ($_REQUEST['field_mimetype'] as $fieldindex => $mimetype) {
 177                 if (isset($_REQUEST['field_name'][$fieldindex])
 178                  && strlen($_REQUEST['field_name'][$fieldindex])) {
 179                     PMA_setMIME($db, $table,
 180                         $_REQUEST['field_name'][$fieldindex],
 181                         $mimetype,
 182                         $_REQUEST['field_transformation'][$fieldindex],
 183                         $_REQUEST['field_transformation_options'][$fieldindex]);
 184                 }
 185             }
 186         }
 187
 188         // Go back to the structure sub-page
 189         $message = PMA_Message::success(__('Table %1$s has been altered successfully'));
 190         $message->addParam($table);
 191         $active_page = 'tbl_structure.php';
 192         require './tbl_structure.php';
 193     } else {
 194         PMA_mysqlDie('', '', '', $err_url, false);
 195         // An error happened while inserting/updating a table definition.
 196         // to prevent total loss of that data, we embed the form once again.
 197         // The variable $regenerate will be used to restore data in libraries/tbl_properties.inc.php
 198         $num_fields = $_REQUEST['orig_num_fields'];
 199         if (isset($_REQUEST['orig_after_field'])) {
 200             $_REQUEST['after_field'] = $_REQUEST['orig_after_field'];
 201         }
 202         if (isset($_REQUEST['orig_field_where'])) {
 203             $_REQUEST['field_where'] = $_REQUEST['orig_field_where'];
 204         }
 205         $regenerate = true;
 206     }
 207 } // end do alter table
 208
 209 /**
 210  * Displays the form used to define the new field
 211  */
 212 if ($abort == false) {
 213     /**
 214      * Gets tables informations
 215      */
 216     require_once './libraries/tbl_common.php';
 217     require_once './libraries/tbl_info.inc.php';
 218     /**
 219      * Displays top menu links
 220      */
 221     $active_page = 'tbl_structure.php';
 222     require_once './libraries/tbl_links.inc.php';
 223     /**
 224      * Display the form
 225      */
 226     $action = 'tbl_addfield.php';
 227     require_once './libraries/tbl_properties.inc.php';
 228
 229     // Diplays the footer
 230     require_once './libraries/footer.inc.php';
 231 }
 232
 233 ?>