tbl_addfield.php

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