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     $field_unique   = array();
  57     for ($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[]  = $i;
  68             }
  69         } // end if
  70     } // end for
  71
  72     // Builds the field creation statement and alters the table
  73     for ($i = 0; $i < $field_cnt; ++$i) {
  74         // '0' is also empty for php :-(
  75         if (empty($_REQUEST['field_name'][$i]) && $_REQUEST['field_name'][$i] != '0') {
  76             continue;
  77         }
  78
  79         $definition = ' ADD ' . PMA_Table::generateFieldSpec(
  80             $_REQUEST['field_name'][$i],
  81             $_REQUEST['field_type'][$i],
  82             $_REQUEST['field_length'][$i],
  83             $_REQUEST['field_attribute'][$i],
  84             isset($_REQUEST['field_collation'][$i])
  85                 ? $_REQUEST['field_collation'][$i]
  86                 : '',
  87             isset($_REQUEST['field_null'][$i])
  88                 ? $_REQUEST['field_null'][$i]
  89                 : 'NOT NULL',
  90             $_REQUEST['field_default_type'][$i],
  91             $_REQUEST['field_default_value'][$i],
  92             isset($_REQUEST['field_extra'][$i])
  93                 ? $_REQUEST['field_extra'][$i]
  94                 : false,
  95             isset($_REQUEST['field_comments'][$i])
  96                 ? $_REQUEST['field_comments'][$i]
  97                 : '',
  98             $field_primary,
  99             $i
 100         );
 101
 102         if ($_REQUEST['field_where'] != 'last') {
 103             // Only the first field can be added somewhere other than at the end
 104             if ($i == 0) {
 105                 if ($_REQUEST['field_where'] == 'first') {
 106                     $definition .= ' FIRST';
 107                 } else {
 108                     $definition .= ' AFTER ' . PMA_backquote($_REQUEST['after_field']);
 109                 }
 110             } else {
 111                 $definition .= ' AFTER ' . PMA_backquote($_REQUEST['field_name'][$i-1]);
 112             }
 113         }
 114         $definitions[] = $definition;
 115     } // end for
 116
 117     // Builds the primary keys statements and updates the table
 118     if (count($field_primary)) {
 119         $fields = array();
 120         foreach ($field_primary as $field_nr) {
 121             $fields[] = $_REQUEST['field_name'][$field_nr];
 122         }
 123         $definitions[] = ' ADD PRIMARY KEY (' . implode(', ', $fields) . ') ';
 124     }
 125
 126     // Builds the indexes statements and updates the table
 127     if (count($field_index)) {
 128         $fields = array();
 129         foreach ($field_index as $field_nr) {
 130             $fields[] = $_REQUEST['field_name'][$field_nr];
 131         }
 132         $definitions[] = ' ADD INDEX (' . implode(', ', $fields) . ') ';
 133     }
 134
 135     // Builds the uniques statements and updates the table
 136     if (count($field_unique)) {
 137         $fields = array();
 138         foreach ($field_unique as $field_nr) {
 139             $fields[] = $_REQUEST['field_name'][$field_nr];
 140         }
 141         $definitions[] = ' ADD UNIQUE (' . implode(', ', $fields) . ') ';
 142     }
 143
 144     // Builds the fulltext statements and updates the table
 145     if (isset($field_fulltext) && count($field_fulltext)) {
 146         $fields = array();
 147         foreach ($field_fulltext as $field_nr) {
 148             $fields[] = $_REQUEST['field_name'][$field_nr];
 149         }
 150         $definitions[] = ' ADD FULLTEXT (' . implode(', ', $fields) . ') ';
 151     }
 152
 153     // To allow replication, we first select the db to use and then run queries
 154     // on this db.
 155     PMA_DBI_select_db($db) or PMA_mysqlDie(PMA_getError(), 'USE ' . PMA_backquotes($db), '', $err_url);
 156     $sql_query    = 'ALTER TABLE ' . PMA_backquote($table) . ' ' . implode(', ', $definitions);
 157     $result = PMA_DBI_try_query($sql_query);
 158
 159     if ($result === true) {
 160         // garvin: If comments were sent, enable relation stuff
 161         require_once './libraries/relation.lib.php';
 162         require_once './libraries/transformations.lib.php';
 163
 164         // garvin: Update comment table for mime types [MIME]
 165         if (isset($_REQUEST['field_mimetype'])
 166          && is_array($_REQUEST['field_mimetype'])
 167          && $cfg['BrowseMIME']) {
 168             foreach ($_REQUEST['field_mimetype'] as $fieldindex => $mimetype) {
 169                 if (isset($_REQUEST['field_name'][$fieldindex])
 170                  && strlen($_REQUEST['field_name'][$fieldindex])) {
 171                     PMA_setMIME($db, $table,
 172                         $_REQUEST['field_name'][$fieldindex],
 173                         $mimetype,
 174                         $_REQUEST['field_transformation'][$fieldindex],
 175                         $_REQUEST['field_transformation_options'][$fieldindex]);
 176                 }
 177             }
 178         }
 179
 180         // Go back to the structure sub-page
 181         $message = PMA_Message::success('strTableAlteredSuccessfully');
 182         $message->addParam($table);
 183         $active_page = 'tbl_structure.php';
 184         require './tbl_structure.php';
 185     } else {
 186         PMA_mysqlDie('', '', '', $err_url, false);
 187         // garvin: An error happened while inserting/updating a table definition.
 188         // to prevent total loss of that data, we embed the form once again.
 189         // The variable $regenerate will be used to restore data in libraries/tbl_properties.inc.php
 190         $num_fields = $_REQUEST['orig_num_fields'];
 191         if (isset($_REQUEST['orig_after_field'])) {
 192             $_REQUEST['after_field'] = $_REQUEST['orig_after_field'];
 193         }
 194         if (isset($_REQUEST['orig_field_where'])) {
 195             $_REQUEST['field_where'] = $_REQUEST['orig_field_where'];
 196         }
 197         $regenerate = true;
 198     }
 199 } // end do alter table
 200
 201 /**
 202  * Displays the form used to define the new field
 203  */
 204 if ($abort == false) {
 205     /**
 206      * Gets tables informations
 207      */
 208     require_once './libraries/tbl_common.php';
 209     require_once './libraries/tbl_info.inc.php';
 210     /**
 211      * Displays top menu links
 212      */
 213     $active_page = 'tbl_structure.php';
 214     require_once './libraries/tbl_links.inc.php';
 215     /**
 216      * Display the form
 217      */
 218     $action = 'tbl_addfield.php';
 219     require_once './libraries/tbl_properties.inc.php';
 220
 221     // Diplays the footer
 222     require_once './libraries/footer.inc.php';
 223 }
 224
 225 ?>