server_synchronize.php

   1 <?php
   2
   3 /* vim: set expandtab sw=4 ts=4 sts=4: */
   4 /**
   5  *
   6  * @package phpMyAdmin
   7  */
   8
   9 /**
  10 *
  11 */
  12 require_once './libraries/common.inc.php';
  13
  14 /**
  15  * Does the common work
  16  */
  17 $GLOBALS['js_include'][] = 'server_synchronize.js';
  18 require_once './libraries/server_common.inc.php';
  19
  20 /**
  21 * Contains all the functions specific to synchronization
  22 */
  23 require './libraries/server_synchronize.lib.php';
  24
  25 /**
  26  * Increases the time limit up to the configured maximum
  27  */
  28 @set_time_limit($cfg['ExecTimeLimit']);
  29
  30 /**
  31  * Displays the links
  32  */
  33 require './libraries/server_links.inc.php';
  34
  35 /**
  36 * Enables warnings on the page
  37 */
  38 //$cfg['Error_Handler']['display'] = true;
  39 //$cfg['Error_Handler']['gather'] = true;
  40
  41 /**
  42 * Save the value of token generated for this page
  43 */
  44 if (isset($_REQUEST['token'])) {
  45     $_SESSION['token'] = $_REQUEST['token'];
  46 }
  47
  48 // variable for code saving
  49 $cons = array ("src", "trg");
  50
  51 /**
  52  * Displays the page when 'Go' is pressed
  53  */
  54
  55 if ((isset($_REQUEST['submit_connect']))) {
  56     foreach ($cons as $con) {
  57         ${"{$con}_host"}     = $_REQUEST[$con . '_host'];
  58         ${"{$con}_username"} = $_REQUEST[$con . '_username'];
  59         ${"{$con}_password"} = $_REQUEST[$con . '_pass'];
  60         ${"{$con}_port"}     = $_REQUEST[$con . '_port'];
  61         ${"{$con}_socket"}   = $_REQUEST[$con . '_socket'];
  62         ${"{$con}_db"}       = $_REQUEST[$con . '_db'];
  63         ${"{$con}_type"}         = $_REQUEST[$con . '_type'];
  64
  65         if (${"{$con}_type"} == 'cur') {
  66                 ${"{$con}_connection"} = null;
  67                 ${"{$con}_server"} = null;
  68                 ${"{$con}_db"}       = $_REQUEST[$con . '_db_sel'];
  69                 continue;
  70         }
  71
  72         if (isset(${"{$con}_socket"}) && ! empty(${"{$con}_socket"})) {
  73                 ${"{$con}_server"}['socket'] = ${"{$con}_socket"};
  74         } else {
  75                 ${"{$con}_server"}['host'] = ${"{$con}_host"};
  76                 if (isset(${"{$con}_port"}) && ! empty(${"{$con}_port"}) && ((int)${"{$con}_port"} * 1) > 0) {
  77                     ${"{$con}_server"}['port'] = (int)${"{$con}_port"};
  78                 }
  79         }
  80
  81         ${"{$con}_connection"} = PMA_DBI_connect(${"{$con}_username"}, ${"{$con}_password"}, $is_controluser = false, ${"{$con}_server"}, $auxiliary_connection = true);
  82     } // end foreach ($cons as $con)
  83
  84     if ((! $src_connection && $src_type != 'cur') || (! $trg_connection && $trg_type != 'cur')) {
  85         /**
  86         * Displays the connection error string if
  87         * connections are not established
  88         */
  89
  90         echo '<div class="error">';
  91         if(! $src_connection && $src_type != 'cur') {
  92             echo __('Could not connect to the source') . '<br />';
  93         }
  94         if(! $trg_connection && $trg_type != 'cur'){
  95             echo __('Could not connect to the target');
  96         }
  97         echo '</div>';
  98         unset($_REQUEST['submit_connect']);
  99
 100     } else {
 101         /**
 102         * Creating the link object for both source and target databases and
 103         * selecting the source and target databases using these links
 104         */
 105             foreach ($cons as $con) {
 106                 if (${"{$con}_connection"} != null) {
 107                     ${"{$con}_link"} = PMA_DBI_connect(${"{$con}_username"}, ${"{$con}_password"}, $is_controluser = false, ${"{$con}_server"});
 108                 } else {
 109                 ${"{$con}_link"} = null;
 110             }
 111                 ${"{$con}_db_selected"} = PMA_DBI_select_db(${"{$con}_db"}, ${"{$con}_link"});
 112             } // end foreach ($cons as $con)
 113
 114         if (($src_db_selected != 1) || ($trg_db_selected != 1)) {
 115             /**
 116             * Displays error string if the database(s) did not exist
 117             */
 118             echo '<div class="error">';
 119             if ($src_db_selected != 1) {
 120                 echo sprintf(__('\'%s\' database does not exist.'), htmlspecialchars($src_db));
 121             }
 122             if ($trg_db_selected != 1) {
 123                 echo sprintf(__('\'%s\' database does not exist.'), htmlspecialchars($trg_db));
 124             }
 125             echo '</div>';
 126             unset($_REQUEST['submit_connect']);
 127
 128         } else if (($src_db_selected == 1) && ($trg_db_selected == 1)) {
 129
 130             /**
 131             * Using PMA_DBI_get_tables() to get all the tables
 132             * from target and source databases.
 133             */
 134             $src_tables = PMA_DBI_get_tables($src_db, $src_link);
 135             $source_tables_num = sizeof($src_tables);
 136
 137             $trg_tables = PMA_DBI_get_tables($trg_db, $trg_link);
 138             $target_tables_num = sizeof($trg_tables);
 139
 140             /**
 141             * initializing arrays to save matching and non-matching
 142             * table names from target and source databases.
 143             */
 144             $unmatched_num_src = 0;
 145             $source_tables_uncommon = array();
 146             $unmatched_num_trg = 0;
 147             $target_tables_uncommon = array();
 148             $matching_tables = array();
 149             $matching_tables_num = 0;
 150
 151             /**
 152             * Using PMA_getMatchingTables to find which of the tables' names match
 153             * in target and source database.
 154             */
 155             PMA_getMatchingTables($trg_tables, $src_tables, $matching_tables, $source_tables_uncommon);
 156             /**
 157             * Finding the uncommon tables for the target database
 158             * using function PMA_getNonMatchingTargetTables()
 159             */
 160             PMA_getNonMatchingTargetTables($trg_tables, $matching_tables, $target_tables_uncommon);
 161
 162             /**
 163             * Initializing several arrays to save the data and structure
 164             * difference between the source and target databases.
 165             */
 166             $row_count = array();   //number of rows in source table that needs to be created in target database
 167             $fields_num = array();  //number of fields in each matching table
 168             $delete_array = array(); //stores the primary key values for target tables that have excessive rows than corresponding source tables.
 169             $insert_array = array(array(array()));// stores the primary key values for the rows in each source table that are not present in target tables.
 170             $update_array = array(array(array())); //stores the primary key values, name of field to be updated, value of the field to be updated for
 171                                                     // each row of matching table.
 172             $matching_tables_fields = array(); //contains the fields' names for each matching table
 173             $matching_tables_keys   = array(); //contains the primary keys' names for each matching table
 174             $uncommon_tables_fields = array(); //coantains the fields for all the source tables that are not present in target
 175             $matching_tables_num = sizeof($matching_tables);
 176
 177             $source_columns = array();  //contains the full columns' information for all the source tables' columns
 178             $target_columns = array();  //contains the full columns' information for all the target tables' columns
 179             $uncommon_columns = array(); //contains names of columns present in source table but absent from the corresponding target table
 180             $source_indexes = array();   //contains indexes on all the source tables
 181             $target_indexes = array();   //contains indexes on all the target tables
 182             $add_indexes_array = array(); //contains the indexes name present in source but absent from target tables
 183             $target_tables_keys = array(); //contains the keys of all the target tables
 184             $alter_indexes_array = array();  //contains the names of all the indexes for each table that need to be altered in target database
 185             $remove_indexes_array = array();  //contains the names of indexes that are excessive in target tables
 186             $alter_str_array = array(array());  //contains the criteria for each column that needs to be altered in target tables
 187             $add_column_array = array(array()); //contains the name of columns that need to be added in target tables
 188             /**
 189             * The criteria array contains all the criteria against which columns are compared for differences.
 190             */
 191             $criteria = array('Field', 'Type', 'Null', 'Collation', 'Key', 'Default', 'Comment');
 192
 193             for($i = 0; $i < sizeof($matching_tables); $i++) {
 194                 /**
 195                 * Finding out all the differences structure, data and index diff for all the matching tables only
 196                 */
 197                 PMA_dataDiffInTables($src_db, $trg_db, $src_link, $trg_link, $matching_tables, $matching_tables_fields, $update_array, $insert_array,
 198                 $delete_array, $fields_num, $i, $matching_tables_keys);
 199
 200                 PMA_structureDiffInTables($src_db, $trg_db, $src_link, $trg_link, $matching_tables, $source_columns,
 201                 $target_columns, $alter_str_array, $add_column_array, $uncommon_columns, $criteria, $target_tables_keys, $i);
 202
 203                 PMA_indexesDiffInTables($src_db, $trg_db, $src_link, $trg_link, $matching_tables, $source_indexes, $target_indexes,
 204                 $add_indexes_array, $alter_indexes_array, $remove_indexes_array, $i);
 205             }
 206
 207             for($j = 0; $j < sizeof($source_tables_uncommon); $j++) {
 208                 /**
 209                 * Finding out the number of rows to be added in tables that need to be added in target database
 210                 */
 211                 PMA_dataDiffInUncommonTables($source_tables_uncommon, $src_db, $src_link, $j, $row_count);
 212             }
 213             /**
 214             * Storing all arrays in session for use when page is reloaded for each button press
 215             */
 216             $_SESSION['matching_tables'] = $matching_tables;
 217             $_SESSION['update_array'] = $update_array;
 218             $_SESSION['insert_array'] = $insert_array;
 219             $_SESSION['src_db'] = $src_db;
 220             $_SESSION['trg_db'] =  $trg_db;
 221             $_SESSION['matching_fields'] = $matching_tables_fields;
 222             $_SESSION['src_uncommon_tables'] = $source_tables_uncommon;
 223             $_SESSION['src_username'] = $src_username ;
 224             $_SESSION['trg_username'] = $trg_username;
 225             $_SESSION['src_password'] = $src_password;
 226             $_SESSION['trg_password'] = $trg_password;
 227             $_SESSION['trg_password'] = $trg_password;
 228             $_SESSION['src_server']   = $src_server;
 229                 $_SESSION['trg_server']   = $trg_server;
 230                 $_SESSION['src_type']     = $src_type;
 231             $_SESSION['trg_type']     = $trg_type;
 232             $_SESSION['matching_tables_keys'] = $matching_tables_keys;
 233             $_SESSION['uncommon_tables_fields'] = $uncommon_tables_fields;
 234             $_SESSION['uncommon_tables_row_count'] = $row_count;
 235             $_SESSION['target_tables_uncommon'] = $target_tables_uncommon;
 236             $_SESSION['uncommon_tables'] = $source_tables_uncommon;
 237             $_SESSION['delete_array'] = $delete_array;
 238             $_SESSION['uncommon_columns'] = $uncommon_columns;
 239             $_SESSION['source_columns'] = $source_columns;
 240             $_SESSION['alter_str_array'] = $alter_str_array;
 241             $_SESSION['target_tables_keys'] = $target_tables_keys;
 242             $_SESSION['add_column_array'] = $add_column_array;
 243             $_SESSION['criteria'] = $criteria;
 244             $_SESSION['target_tables'] = $trg_tables;
 245             $_SESSION['add_indexes_array'] = $add_indexes_array;
 246             $_SESSION['alter_indexes_array'] = $alter_indexes_array;
 247             $_SESSION['remove_indexes_array'] = $remove_indexes_array;
 248             $_SESSION['source_indexes'] = $source_indexes;
 249             $_SESSION['target_indexes'] = $target_indexes;
 250
 251             /**
 252             * Displays the sub-heading and icons showing Structure Synchronization and Data Synchronization
 253             */
 254             echo '<form name="synchronize_form" id="synchronize_form" method="post" action="server_synchronize.php">'
 255             . PMA_generate_common_hidden_inputs('', '');
 256             echo '<table id="serverstatustraffic" class="data" width = "60%">
 257             <tr>
 258             <td> <h2>'
 259             . ($GLOBALS['cfg']['MainPageIconic']
 260             ? '<img class="icon" src="' . $pmaThemeImage . 'new_struct.jpg" width="32"'
 261             . ' height="32" alt="" />'
 262             : '')
 263             . __('Structure Synchronization')
 264             .'</h2>' .'</td>';
 265             echo '<td> <h2>'
 266             . ($GLOBALS['cfg']['MainPageIconic']
 267             ? '<img class="icon" src="' . $pmaThemeImage . 'new_data.jpg" width="32"'
 268             . ' height="32" alt="" />'
 269             : '')
 270             . __('Data Synchronization')
 271             . '</h2>' .'</td>';
 272             echo '</tr>
 273             </table>';
 274
 275             /**
 276             * Displays the tables containing the source tables names, their difference with the target tables and target tables names
 277             */
 278             PMA_syncDisplayHeaderSource($src_db);
 279             $odd_row = false;
 280             /**
 281             * Display the matching tables' names and difference, first
 282             */
 283             for($i = 0; $i < count($matching_tables); $i++) {
 284                 /**
 285                 * Calculating the number of updates for each matching table
 286                 */
 287                 if (isset($update_array[$i]) && isset($update_array[$i][0]) &&
 288                         isset($update_array[$i][0][$matching_tables_keys[$i][0]])) {
 289                     $num_of_updates = sizeof($update_array[$i]);
 290                 } else {
 291                     $num_of_updates = 0;
 292                 }
 293                 /**
 294                 * Calculating the number of insertions for each matching table
 295                 */
 296                 if (isset($insert_array[$i]) && isset($insert_array[$i][0]) &&
 297                         isset($insert_array[$i][0][$matching_tables_keys[$i][0]])) {
 298                     $num_of_insertions = sizeof($insert_array[$i]);
 299                 } else {
 300                     $num_of_insertions = 0;
 301                 }
 302                 /**
 303                 * Displays the name of the matching table
 304                 */
 305                 $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 306                 echo '<td>' . htmlspecialchars($matching_tables[$i]) . '</td>
 307                 <td align="center">';
 308                 /**
 309                 * Calculating the number of alter columns, number of columns to be added, number of columns to be removed,
 310                 * number of index to be added and removed.
 311                 */
 312                 $num_alter_cols  = 0;
 313                 $num_insert_cols = 0;
 314                 $num_remove_cols = 0;
 315                 $num_add_index   = 0;
 316                 $num_remove_index = 0;
 317
 318                 if (isset($alter_str_array[$i])) {
 319                     $num_alter_cols = sizeof($alter_str_array[$i]);
 320                 }
 321                 if (isset($add_column_array[$i])) {
 322                     $num_insert_cols = sizeof($add_column_array[$i]);
 323                 }
 324                 if (isset($uncommon_columns[$i])) {
 325                     $num_remove_cols = sizeof($uncommon_columns[$i]);
 326                 }
 327                 if (isset($add_indexes_array[$i])) {
 328                     $num_add_index = sizeof($add_indexes_array[$i]);
 329                 }
 330                 if (isset($remove_indexes_array[$i])) {
 331                     $num_remove_index = sizeof($remove_indexes_array[$i]);
 332                 }
 333                 if (isset($alter_indexes_array[$i])) {
 334                     $num_add_index += sizeof($alter_indexes_array[$i]);
 335                     $num_remove_index += sizeof($alter_indexes_array[$i]);
 336                 }
 337                 /**
 338                 * Display the red button of structure synchronization if there exists any structure difference or index difference.
 339                 */
 340                 if (($num_alter_cols > 0) || ($num_insert_cols > 0) || ($num_remove_cols > 0) || ($num_add_index > 0) || ($num_remove_index > 0)) {
 341
 342                    echo '<img class="icon" src="' . $pmaThemeImage . 'new_struct.jpg" width="29"  height="29"
 343                    alt="' . __('Click to select') . '" onmouseover="change_Image(this);" onmouseout="change_Image(this);"
 344                    onclick="showDetails(' . "'MS" . $i . "','" . $num_alter_cols . "','" .$num_insert_cols .
 345                    "','" . $num_remove_cols . "','" . $num_add_index . "','" . $num_remove_index . "'"
 346                    . ', this ,' . "'" . htmlspecialchars($matching_tables[$i]) . "'" . ')"/>';
 347                 }
 348                 /**
 349                 * Display the green button of data synchronization if there exists any data difference.
 350                 */
 351                 if (isset($update_array[$i]) || isset($insert_array[$i])) {
 352                     if (isset($update_array[$i][0][$matching_tables_keys[$i][0]]) || isset($insert_array[$i][0][$matching_tables_keys[$i][0]])) {
 353
 354                         echo '<img class="icon" src="' . $pmaThemeImage . 'new_data.jpg" width="29" height="29"
 355                         alt="' . __('Click to select') . '" onmouseover="change_Image(this);" onmouseout="change_Image(this);"
 356                          onclick="showDetails('. "'MD" . $i . "','" . $num_of_updates . "','" . $num_of_insertions .
 357                          "','" . null . "','" . null . "','" . null . "'" . ', this ,' . "'" . htmlspecialchars($matching_tables[$i]) . "'" . ')" />';
 358                     }
 359                 }
 360                 echo '</td>
 361                 </tr>';
 362             }
 363             /**
 364             * Displays the tables' names present in source but missing from target
 365             */
 366             for ($j = 0; $j < count($source_tables_uncommon); $j++) {
 367                 $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 368                 echo '<td> + ' . htmlspecialchars($source_tables_uncommon[$j]) . '</td> ';
 369
 370                 echo '<td align="center"><img class="icon" src="' . $pmaThemeImage .  'new_struct.jpg" width="29"  height="29"
 371                 alt="' . __('Click to select') . '" onmouseover="change_Image(this);" onmouseout="change_Image(this);"
 372                 onclick="showDetails(' . "'US" . $j . "','" . null . "','" . null . "','" . null . "','" . null . "','" . null . "'" . ', this ,'
 373                 . "'" . htmlspecialchars($source_tables_uncommon[$j]) . "'" . ')"/>';
 374
 375                 if ($row_count[$j] > 0)
 376                 {
 377                     echo '<img class="icon" src="' . $pmaThemeImage . 'new_data.jpg" width="29" height="29"
 378                     alt="' . __('Click to select') . '" onmouseover="change_Image(this);" onmouseout="change_Image(this);"
 379                     onclick="showDetails(' . "'UD" . $j . "','" . null . "','" . $row_count[$j] . "','" . null .
 380                     "','" . null . "','" . null . "'" . ', this ,' . "'" . htmlspecialchars($source_tables_uncommon[$j]) . "'" . ')" />';
 381                 }
 382                 echo '</td>
 383                 </tr>';
 384             }
 385             foreach ($target_tables_uncommon as $tbl_nc_name) {
 386                 $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 387                 echo '<td height="32">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </td><td></td>';
 388                 echo '</tr>';
 389             }
 390             /**
 391             * Displays the target tables names
 392             */
 393             echo '</table>';
 394
 395             $odd_row = PMA_syncDisplayHeaderTargetAndMatchingTables($trg_db, $matching_tables);
 396             foreach ($source_tables_uncommon as $tbl_nc_name) {
 397                 $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 398                 echo '<td height="32">' . htmlspecialchars($tbl_nc_name) . ' (' . __('not present') . ')</td>
 399                 </tr>';
 400             }
 401             foreach ($target_tables_uncommon as $tbl_nc_name) {
 402                 $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 403                 echo '<td> - ' . htmlspecialchars($tbl_nc_name) . '</td>';
 404                 echo '</tr>';
 405             }
 406             echo '</table>';
 407             echo '</div>';
 408
 409             /**
 410             * This "list" div will contain a table and each row will depict information about structure/data diffrence in tables.
 411             * Rows will be generated dynamically as soon as the colored  buttons "D" or "S"  are clicked.
 412             */
 413
 414             echo '<div id="list" style = "overflow: auto; width: 1020px; height: 140px;
 415             border-left: 1px gray solid; border-bottom: 1px gray solid;
 416             padding:0px; margin: 0px">
 417
 418             <table>
 419                 <thead>
 420                 <tr style="width: 100%;">
 421                     <th id="table_name" style="width: 10%;" colspan="1">' . __('Table') . ' </th>
 422                     <th id="str_diff"   style="width: 65%;" colspan="6">' . __('Structure Difference') . ' </th>
 423                     <th id="data_diff"  style="width: 20%;" colspan="2">' . __('Data Difference') . '</th>
 424                 </tr>
 425                 <tr style="width: 100%;">
 426                     <th style="width: 10%;">' . __('Table name') . '</th>
 427                     <th style="width: 10%;">' . __('Create table'). '</th>
 428                     <th style="width: 11%;">' . __('Add column(s)') . '</th>
 429                     <th style="width: 13%;">' . __('Remove column(s)') . '</th>
 430                     <th style="width: 11%;">' . __('Alter column(s)') . '</th>
 431                     <th style="width: 12%;">' . __('Remove index(s)') . '</th>
 432                     <th style="width: 11%;">' . __('Apply index(s)') . '</th>
 433                     <th style="width: 10%;">'.  __('Update row(s)') . '</th>
 434                     <th style="width: 10%;">' . __('Insert row(s)') . '</th>
 435                 </tr>
 436                 </thead>
 437                 <tbody></tbody>
 438             </table>
 439             </div>';
 440             /**
 441             *  This fieldset displays the checkbox to confirm deletion of previous rows from target tables
 442             */
 443             echo '<fieldset>
 444             <p><input type= "checkbox" name="delete_rows" id ="delete_rows" /><label for="delete_rows">' . __('Would you like to delete all the previous rows from target tables?') . '</label> </p>
 445             </fieldset>
 446             <fieldset class="tblFooters">';
 447             echo '<input type="button" name="apply_changes" value="' . __('Apply Selected Changes')
 448              . '" onclick ="ApplySelectedChanges(' . "'" . htmlspecialchars($_SESSION['token']) . "'" . ')" />';
 449             echo '<input type="submit" name="synchronize_db" value="' . __('Synchronize Databases') . '" />' . '</fieldset>';
 450             echo '</form>';
 451         }
 452     }
 453 } // end if ((isset($_REQUEST['submit_connect'])))
 454
 455  /**
 456  * Display the page when 'Apply Selected Changes' is pressed
 457  */
 458 if (isset($_REQUEST['Table_ids'])) {
 459     /**
 460     * Displays success message
 461     */
 462     echo '<div class="success">' . __('Selected target tables have been synchronized with source tables.') . '</div>';
 463
 464     $src_db = $_SESSION['src_db'];
 465     $trg_db = $_SESSION['trg_db'];
 466     $update_array = $_SESSION['update_array'];
 467     $insert_array = $_SESSION['insert_array'];
 468     $src_username = $_SESSION['src_username'];
 469     $trg_username = $_SESSION['trg_username'];
 470     $src_password = $_SESSION['src_password'];
 471     $trg_password = $_SESSION['trg_password'];
 472     $src_server   = $_SESSION['src_server'];
 473     $trg_server   = $_SESSION['trg_server'];
 474     $src_type     = $_SESSION['src_type'];
 475     $trg_type     = $_SESSION['trg_type'];
 476     $uncommon_tables = $_SESSION['uncommon_tables'];
 477     $matching_tables = $_SESSION['matching_tables'];
 478     $matching_tables_keys = $_SESSION['matching_tables_keys'];
 479     $matching_tables_fields = $_SESSION['matching_fields'];
 480     $source_tables_uncommon = $_SESSION['src_uncommon_tables'];
 481     $uncommon_tables_fields = $_SESSION['uncommon_tables_fields'];
 482     $target_tables_uncommon = $_SESSION['target_tables_uncommon'];
 483     $row_count = $_SESSION['uncommon_tables_row_count'];
 484     $target_tables = $_SESSION['target_tables'];
 485
 486     $delete_array = $_SESSION['delete_array'];
 487     $uncommon_columns = $_SESSION['uncommon_columns'];
 488     $source_columns = $_SESSION['source_columns'];
 489     $alter_str_array = $_SESSION['alter_str_array'];
 490     $criteria = $_SESSION['criteria'];
 491     $target_tables_keys = $_SESSION['target_tables_keys'];
 492     $add_column_array = $_SESSION['add_column_array'];
 493     $add_indexes_array = $_SESSION['add_indexes_array'];
 494     $alter_indexes_array = $_SESSION['alter_indexes_array'];
 495     $remove_indexes_array = $_SESSION['remove_indexes_array'];
 496     $source_indexes = $_SESSION['source_indexes'];
 497     $target_indexes = $_SESSION['target_indexes'];
 498     $uncommon_cols = $uncommon_columns;
 499
 500     /**
 501     * Creating link object for source and target databases
 502     */
 503     foreach ($cons as $con) {
 504         if (${"{$con}_type"} != "cur") {
 505             ${"{$con}_link"} = PMA_DBI_connect(${"{$con}_username"}, ${"{$con}_password"}, $is_controluser = false, ${"{$con}_server"});
 506         } else {
 507             ${"{$con}_link"} = null;
 508             // working on current server, so initialize this for tracking
 509             // (does not work if user defined current server as a remote one)
 510             $GLOBALS['db'] = ${"{$con}_db"};
 511         }
 512     } // end foreach ($cons as $con)
 513
 514     /**
 515     * Initializing arrays to save the table ids whose data and structure difference is to be applied
 516     */
 517     $matching_table_data_diff = array();  //stores id of matching table having data difference
 518     $matching_table_structure_diff = array(); //stores id of matching tables having structure difference
 519     $uncommon_table_structure_diff = array(); //stores id of uncommon tables having structure difference
 520     $uncommon_table_data_diff = array();     //stores id of uncommon tables having data difference
 521
 522     for ($i = 0; isset($_REQUEST[$i]); $i++ ) {
 523         if (isset($_REQUEST[$i])) {
 524             $table_id = explode("US", $_REQUEST[$i]);
 525             if (isset($table_id[1])) {
 526                 $uncommon_table_structure_diff[] = $table_id[1];
 527             }
 528             $table_id = explode("UD", $_REQUEST[$i]);
 529             if (isset($table_id[1])) {
 530                 $uncommon_table_data_diff[] = $table_id[1];
 531             }
 532             $table_id = explode("MS", $_REQUEST[$i]);
 533             if (isset($table_id[1])) {
 534                 $matching_table_structure_diff[] = $table_id[1];
 535             }
 536
 537             $table_id = explode("MD", $_REQUEST[$i]);
 538             if (isset($table_id[1])) {
 539                  $matching_table_data_diff[] = $table_id[1];
 540             }
 541         }
 542     } // end for
 543     /**
 544     * Applying the structure difference on selected matching tables
 545     */
 546     for($q = 0; $q < sizeof($matching_table_structure_diff); $q++)
 547     {
 548         if (isset($alter_str_array[$matching_table_structure_diff[$q]])) {
 549
 550             PMA_alterTargetTableStructure($trg_db, $trg_link, $matching_tables, $source_columns, $alter_str_array, $matching_tables_fields,
 551             $criteria, $matching_tables_keys, $target_tables_keys, $matching_table_structure_diff[$q], false);
 552
 553             unset($alter_str_array[$matching_table_structure_diff[$q]]);
 554         }
 555         if (isset($add_column_array[$matching_table_structure_diff[$q]])) {
 556
 557             PMA_findDeleteRowsFromTargetTables($delete_array, $matching_tables, $matching_table_structure_diff[$q], $target_tables_keys,
 558             $matching_tables_keys, $trg_db, $trg_link, $src_db, $src_link);
 559
 560             if (isset($delete_array[$matching_table_structure_diff[$q]])) {
 561
 562                 PMA_deleteFromTargetTable($trg_db, $trg_link, $matching_tables, $matching_table_structure_diff[$q], $target_tables_keys, $delete_array, false);
 563
 564                 unset($delete_array[$matching_table_structure_diff[$q]]);
 565             }
 566             PMA_addColumnsInTargetTable($src_db, $trg_db,$src_link, $trg_link, $matching_tables, $source_columns, $add_column_array, $matching_tables_fields,
 567             $criteria, $matching_tables_keys, $target_tables_keys, $uncommon_tables,$uncommon_tables_fields, $matching_table_structure_diff[$q], $uncommon_cols, false);
 568
 569             unset($add_column_array[$matching_table_structure_diff[$q]]);
 570         }
 571         if (isset($uncommon_columns[$matching_table_structure_diff[$q]])) {
 572
 573             PMA_removeColumnsFromTargetTable($trg_db, $trg_link, $matching_tables, $uncommon_columns, $matching_table_structure_diff[$q], false);
 574
 575             unset($uncommon_columns[$matching_table_structure_diff[$q]]);
 576         }
 577         if (isset($add_indexes_array[$matching_table_structure_diff[$q]]) || isset($remove_indexes_array[$matching_table_structure_diff[$q]])
 578             || isset($alter_indexes_array[$matching_table_structure_diff[$q]])) {
 579
 580             PMA_applyIndexesDiff ($trg_db, $trg_link, $matching_tables, $source_indexes, $target_indexes, $add_indexes_array, $alter_indexes_array,
 581             $remove_indexes_array, $matching_table_structure_diff[$q], false);
 582
 583             unset($add_indexes_array[$matching_table_structure_diff[$q]]);
 584             unset($alter_indexes_array[$matching_table_structure_diff[$q]]);
 585             unset($remove_indexes_array[$matching_table_structure_diff[$q]]);
 586         }
 587     }
 588     /**
 589     * Applying the data difference. First checks if structure diff is applied or not.
 590     * If not, then apply structure difference first then apply data difference.
 591     */
 592     for($p = 0; $p < sizeof($matching_table_data_diff); $p++)
 593     {
 594         if ($_REQUEST['checked'] == 'true') {
 595
 596             PMA_findDeleteRowsFromTargetTables($delete_array, $matching_tables, $matching_table_data_diff[$p], $target_tables_keys,
 597             $matching_tables_keys, $trg_db, $trg_link, $src_db, $src_link);
 598
 599             if (isset($delete_array[$matching_table_data_diff[$p]])) {
 600
 601                 PMA_deleteFromTargetTable($trg_db, $trg_link, $matching_tables, $matching_table_data_diff[$p], $target_tables_keys, $delete_array, false);
 602
 603                 unset($delete_array[$matching_table_data_diff[$p]]);
 604             }
 605         }
 606         if (isset($alter_str_array[$matching_table_data_diff[$p]])) {
 607
 608             PMA_alterTargetTableStructure($trg_db, $trg_link, $matching_tables, $source_columns, $alter_str_array, $matching_tables_fields,
 609             $criteria, $matching_tables_keys, $target_tables_keys, $matching_table_data_diff[$p], false);
 610
 611             unset($alter_str_array[$matching_table_data_diff[$p]]);
 612         }
 613         if (isset($add_column_array[$matching_table_data_diff[$p]])) {
 614
 615             PMA_findDeleteRowsFromTargetTables($delete_array, $matching_tables, $matching_table_data_diff[$p], $target_tables_keys,
 616             $matching_tables_keys, $trg_db, $trg_link, $src_db, $src_link);
 617
 618             if (isset($delete_array[$matching_table_data_diff[$p]])) {
 619
 620                 PMA_deleteFromTargetTable($trg_db, $trg_link, $matching_tables, $matching_table_data_diff[$p], $target_tables_keys, $delete_array, false);
 621
 622                 unset($delete_array[$matching_table_data_diff[$p]]);
 623             }
 624             PMA_addColumnsInTargetTable($src_db, $trg_db,$src_link, $trg_link, $matching_tables, $source_columns, $add_column_array, $matching_tables_fields,
 625             $criteria, $matching_tables_keys, $target_tables_keys, $uncommon_tables, $uncommon_tables_fields, $matching_table_data_diff[$p], $uncommon_cols, false);
 626
 627             unset($add_column_array[$matching_table_data_diff[$p]]);
 628         }
 629         if (isset($uncommon_columns[$matching_table_data_diff[$p]])) {
 630
 631             PMA_removeColumnsFromTargetTable($trg_db, $trg_link, $matching_tables, $uncommon_columns, $matching_table_data_diff[$p], false);
 632
 633             unset($uncommon_columns[$matching_table_data_diff[$p]]);
 634         }
 635         if ((isset($matching_table_structure_diff[$q]) && isset($add_indexes_array[$matching_table_structure_diff[$q]]))
 636             || (isset($matching_table_structure_diff[$q]) && isset($remove_indexes_array[$matching_table_structure_diff[$q]]))
 637             || (isset($matching_table_structure_diff[$q]) && isset($alter_indexes_array[$matching_table_structure_diff[$q]]))) {
 638
 639             PMA_applyIndexesDiff ($trg_db, $trg_link, $matching_tables, $source_indexes, $target_indexes, $add_indexes_array, $alter_indexes_array,
 640             $remove_indexes_array, $matching_table_structure_diff[$q], false);
 641
 642             unset($add_indexes_array[$matching_table_structure_diff[$q]]);
 643             unset($alter_indexes_array[$matching_table_structure_diff[$q]]);
 644             unset($remove_indexes_array[$matching_table_structure_diff[$q]]);
 645         }
 646         /**
 647         * Applying the data difference.
 648         */
 649         PMA_updateTargetTables($matching_tables, $update_array, $src_db, $trg_db, $trg_link, $matching_table_data_diff[$p], $matching_tables_keys, false);
 650
 651         PMA_insertIntoTargetTable($matching_tables, $src_db, $trg_db, $src_link, $trg_link , $matching_tables_fields, $insert_array,
 652         $matching_table_data_diff[$p], $matching_tables_keys, $source_columns, $add_column_array, $criteria, $target_tables_keys,
 653         $uncommon_tables, $uncommon_tables_fields, $uncommon_cols, $alter_str_array, $source_indexes, $target_indexes, $add_indexes_array,
 654         $alter_indexes_array, $delete_array, $update_array, false);
 655     }
 656     /**
 657     * Updating the session variables to the latest values of the arrays.
 658     */
 659     $_SESSION['delete_array'] = $delete_array;
 660     $_SESSION['uncommon_columns'] = $uncommon_columns;
 661     $_SESSION['alter_str_array']  = $alter_str_array;
 662     $_SESSION['add_column_array'] = $add_column_array;
 663     $_SESSION['add_indexes_array'] = $add_indexes_array;
 664     $_SESSION['remove_indexes_array'] = $remove_indexes_array;
 665     $_SESSION['insert_array'] = $insert_array;
 666     $_SESSION['update_array'] = $update_array;
 667
 668     /**
 669     * Applying structure difference to selected non-matching tables (present in Source but absent from Target).
 670     */
 671     for($s = 0; $s < sizeof($uncommon_table_structure_diff); $s++)
 672     {
 673         PMA_createTargetTables($src_db, $trg_db, $src_link, $trg_link, $uncommon_tables, $uncommon_table_structure_diff[$s], $uncommon_tables_fields, false);
 674         $_SESSION['uncommon_tables_fields'] = $uncommon_tables_fields;
 675
 676         unset($uncommon_tables[$uncommon_table_structure_diff[$s]]);
 677     }
 678     /**
 679     * Applying data difference to selected non-matching tables (present in Source but absent from Target).
 680     * Before data synchronization, structure synchronization is confirmed.
 681     */
 682     for($r = 0; $r < sizeof($uncommon_table_data_diff); $r++)
 683     {
 684         if (!(in_array($uncommon_table_data_diff[$r], $uncommon_table_structure_diff))) {
 685             if (isset($uncommon_tables[$uncommon_table_data_diff[$r]])) {
 686
 687                 PMA_createTargetTables($src_db, $trg_db, $src_link, $trg_link, $uncommon_tables, $uncommon_table_data_diff[$r],
 688                     $uncommon_tables_fields, false);
 689                 $_SESSION['uncommon_tables_fields'] = $uncommon_tables_fields;
 690
 691                 unset($uncommon_tables[$uncommon_table_data_diff[$r]]);
 692             }
 693         }
 694         PMA_populateTargetTables($src_db, $trg_db, $src_link, $trg_link, $source_tables_uncommon, $uncommon_table_data_diff[$r],
 695             $_SESSION['uncommon_tables_fields'], false);
 696
 697         unset($row_count[$uncommon_table_data_diff[$r]]);
 698     }
 699     /**
 700     * Again all the tables from source and target database are displayed with their differences.
 701     * The differences have been removed from tables that have been synchronized
 702     */
 703     echo '<form name="applied_difference" id="synchronize_form" method="post" action="server_synchronize.php">'
 704         . PMA_generate_common_hidden_inputs('', '');
 705
 706     PMA_syncDisplayHeaderSource($src_db);
 707     $odd_row = false;
 708     for($i = 0; $i < count($matching_tables); $i++) {
 709         $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 710         echo '<td align="center">' . htmlspecialchars($matching_tables[$i]) . '</td>
 711         <td align="center">';
 712
 713         $num_alter_cols  = 0;
 714         $num_insert_cols = 0;
 715         $num_remove_cols = 0;
 716         $num_add_index = 0;
 717         $num_remove_index = 0;
 718
 719         if (isset($alter_str_array[$i])) {
 720             $num_alter_cols = sizeof($alter_str_array[$i]);
 721         }
 722         if (isset($add_column_array[$i])) {
 723             $num_insert_cols = sizeof($add_column_array[$i]);
 724         }
 725         if (isset($uncommon_columns[$i])) {
 726             $num_remove_cols = sizeof($uncommon_columns[$i]);
 727         }
 728         if (isset($add_indexes_array[$i])) {
 729             $num_add_index = sizeof($add_indexes_array[$i]);
 730         }
 731         if (isset($remove_indexes_array[$i])) {
 732             $num_remove_index = sizeof($remove_indexes_array[$i]);
 733         }
 734
 735         if (($num_alter_cols > 0) || ($num_insert_cols > 0) || ($num_remove_cols > 0) || ($num_add_index > 0) || ($num_remove_index > 0)) {
 736             echo '<img class="icon" src="' . $pmaThemeImage .  'new_struct.jpg" width="29"  height="29"
 737             alt="' . __('Click to select') . '" onmouseover="change_Image(this);" onmouseout="change_Image(this);"
 738             onclick="showDetails(' . "'MS" . $i . "','" . $num_alter_cols . "','" . $num_insert_cols . "','" . $num_remove_cols . "','" . $num_add_index . "','" . $num_remove_index . "'" .',
 739             this ,' . "'" . htmlspecialchars($matching_tables[$i]) . "'" . ')"/>';
 740         }
 741         if (!(in_array($i, $matching_table_data_diff))) {
 742
 743             if (isset($matching_tables_keys[$i][0]) && isset($update_array[$i][0][$matching_tables_keys[$i][0]])) {
 744                 if (isset($update_array[$i])) {
 745                     $num_of_updates = sizeof($update_array[$i]);
 746                 } else {
 747                     $num_of_updates = 0;
 748                 }
 749             } else {
 750                 $num_of_updates = 0;
 751             }
 752             if (isset($matching_tables_keys[$i][0]) && isset($insert_array[$i][0][$matching_tables_keys[$i][0]])) {
 753                 if (isset($insert_array[$i])) {
 754                     $num_of_insertions = sizeof($insert_array[$i]);
 755                 } else {
 756                     $num_of_insertions = 0;
 757                 }
 758             } else {
 759                 $num_of_insertions = 0;
 760             }
 761
 762             if ((isset($matching_tables_keys[$i][0]) && isset($update_array[$i][0][$matching_tables_keys[$i][0]]))
 763                 || (isset($matching_tables_keys[$i][0]) && isset($insert_array[$i][0][$matching_tables_keys[$i][0]]))) {
 764                 echo '<img class="icon" src="' . $pmaThemeImage . 'new_data.jpg" width="29" height="29"
 765                 alt="' . __('Click to select') . '" onmouseover="change_Image(this);" onmouseout="change_Image(this);"
 766                 onclick="showDetails(' . "'MD" . $i . "','" . $num_of_updates . "','" . $num_of_insertions .
 767                 "','" . null . "','" . null . "','" . null . "'" .', this ,' . "'" . htmlspecialchars($matching_tables[$i]) . "'" . ')" />';
 768             }
 769         } else {
 770             unset($update_array[$i]);
 771             unset($insert_array[$i]);
 772         }
 773         echo '</td>
 774         </tr>';
 775     }
 776     /**
 777     * placing updated value of arrays in session
 778     *
 779     */
 780     $_SESSION['update_array'] = $update_array;
 781     $_SESSION['insert_array'] = $insert_array;
 782
 783     for ($j = 0; $j < count($source_tables_uncommon); $j++) {
 784         $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 785         echo '<td align="center"> + ' . htmlspecialchars($source_tables_uncommon[$j]) . '</td>
 786         <td align="center">';
 787         /**
 788         * Display the difference only when it has not been applied
 789         */
 790         if (!(in_array($j, $uncommon_table_structure_diff))) {
 791             if (isset($uncommon_tables[$j])) {
 792                 echo '<img class="icon" src="' . $pmaThemeImage  . 'new_struct.jpg" width="29"  height="29"
 793                 alt="' . __('Click to select') . '" onmouseover="change_Image(this);" onmouseout="change_Image(this);"
 794                 onclick="showDetails(' . "'US" . $j . "','" . null . "','" . null . "','" . null . "','" . null . "','" . null . "'" . ', this ,' . "'" . htmlspecialchars($source_tables_uncommon[$j]) . "'" . ')"/>' .' ';
 795             }
 796         } else {
 797             unset($uncommon_tables[$j]);
 798         }
 799         /**
 800         * Display the difference only when it has not been applied
 801         */
 802         if (!(in_array($j, $uncommon_table_data_diff))) {
 803             if (isset($row_count[$j]) && ($row_count > 0)) {
 804                 echo '<img class="icon" src="' . $pmaThemeImage . 'new_data.jpg" width="29" height="29"
 805                 alt="' . __('Click to select') . '" onmouseover="change_Image(this);" onmouseout="change_Image(this);"
 806                 onclick="showDetails(' . "'UD" . $j . "','" . null ."','" . $row_count[$j] ."','"
 807                 . null . "','" . null . "','" . null . "'" . ', this ,' . "'". htmlspecialchars($source_tables_uncommon[$j]) . "'" . ')" />';
 808             }
 809         } else {
 810             unset($row_count[$j]);
 811         }
 812
 813         echo '</td>
 814         </tr>';
 815     }
 816     /**
 817     * placing the latest values of arrays in session
 818     */
 819
 820     $_SESSION['uncommon_tables'] = $uncommon_tables;
 821     $_SESSION['uncommon_tables_row_count'] = $row_count;
 822
 823
 824     /**
 825     * Displaying the target database tables
 826     */
 827     foreach ($target_tables_uncommon as $tbl_nc_name) {
 828         $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 829         echo '<td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </td><td></td>';
 830         echo '</tr>';
 831     }
 832     echo '</table>';
 833     $odd_row = PMA_syncDisplayHeaderTargetAndMatchingTables($trg_db, $matching_tables);
 834     foreach ($source_tables_uncommon as $tbl_nc_name) {
 835         $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 836         if (in_array($tbl_nc_name, $uncommon_tables)) {
 837             echo '<td>' . htmlspecialchars($tbl_nc_name) . ' (' .  __('not present') . ')</td>';
 838         } else {
 839             echo '<td>' . htmlspecialchars($tbl_nc_name) . '</td>';
 840         }
 841         echo '
 842         </tr>';
 843     }
 844     foreach ($target_tables_uncommon as $tbl_nc_name) {
 845         $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 846         echo '<td> - ' . htmlspecialchars($tbl_nc_name) . '</td>';
 847         echo '</tr>';
 848     }
 849     echo '</table>
 850     </div>';
 851
 852     /**
 853     * This "list" div will contain a table and each row will depict information about structure/data diffrence in tables.
 854     * Rows will be generated dynamically as soon as the colored  buttons "D" or "S"  are clicked.
 855     */
 856
 857     echo '<div id="list" style = "overflow: auto; width: 1020px; height: 140px;
 858           border-left: 1px gray solid; border-bottom: 1px gray solid;
 859           padding:0px; margin: 0px">';
 860
 861     echo '<table>
 862           <thead>
 863             <tr style="width: 100%;">
 864                 <th id="table_name" style="width: 10%;" colspan="1">' . __('Table') . ' </th>
 865                 <th id="str_diff"   style="width: 65%;" colspan="6">' . __('Structure Difference') . ' </th>
 866                 <th id="data_diff"  style="width: 20%;" colspan="2">' . __('Data Difference') . '</th>
 867             </tr>
 868             <tr style="width: 100%;">
 869                 <th style="width: 10%;">' . __('Table name') . '</th>
 870                 <th style="width: 10%;">' . __('Create table'). '</th>
 871                 <th style="width: 11%;">' . __('Add column(s)') . '</th>
 872                 <th style="width: 13%;">' . __('Remove column(s)') . '</th>
 873                 <th style="width: 11%;">' . __('Alter column(s)') . '</th>
 874                 <th style="width: 12%;">' . __('Remove index(s)') . '</th>
 875                 <th style="width: 11%;">' . __('Apply index(s)') . '</th>
 876                 <th style="width: 10%;">' . __('Update row(s)') . '</th>
 877                 <th style="width: 10%;">' . __('Insert row(s)') . '</th>
 878             </tr>
 879             </thead>
 880             <tbody></tbody>
 881          </table>
 882         </div>';
 883
 884     /**
 885     *  This fieldset displays the checkbox to confirm deletion of previous rows from target tables
 886     */
 887     echo '<fieldset>
 888     <p><input type="checkbox" name="delete_rows" id ="delete_rows" /><label for="delete_rows">' . __('Would you like to delete all the previous rows from target tables?') . '</label> </p>
 889     </fieldset>';
 890
 891     echo '<fieldset class="tblFooters">';
 892     echo '<input type="button" name="apply_changes" value="' . __('Apply Selected Changes') . '"
 893           onclick ="ApplySelectedChanges(' . "'" . htmlspecialchars($_SESSION['token']) . "'" .')" />';
 894     echo '<input type="submit" name="synchronize_db" value="' . __('Synchronize Databases') . '" />'
 895           . '</fieldset>';
 896     echo '</form>';
 897 }
 898
 899 /**
 900 * Displays the page when 'Synchronize Databases' is pressed.
 901 */
 902
 903 if (isset($_REQUEST['synchronize_db'])) {
 904
 905     $src_db = $_SESSION['src_db'];
 906     $trg_db = $_SESSION['trg_db'];
 907     $update_array = $_SESSION['update_array'];
 908     $insert_array = $_SESSION['insert_array'];
 909     $src_username = $_SESSION['src_username'];
 910     $trg_username = $_SESSION['trg_username'];
 911     $src_password = $_SESSION['src_password'];
 912     $trg_password = $_SESSION['trg_password'];
 913     $matching_tables = $_SESSION['matching_tables'];
 914     $matching_tables_keys = $_SESSION['matching_tables_keys'];
 915     $matching_tables_fields = $_SESSION['matching_fields'];
 916     $source_tables_uncommon = $_SESSION['src_uncommon_tables'];
 917     $uncommon_tables_fields = $_SESSION['uncommon_tables_fields'];
 918     $target_tables_uncommon = $_SESSION['target_tables_uncommon'];
 919     $row_count = $_SESSION['uncommon_tables_row_count'];
 920     $uncommon_tables = $_SESSION['uncommon_tables'];
 921     $target_tables = $_SESSION['target_tables'];
 922
 923     $delete_array = $_SESSION['delete_array'];
 924     $uncommon_columns = $_SESSION['uncommon_columns'];
 925     $source_columns = $_SESSION['source_columns'];
 926     $alter_str_array = $_SESSION['alter_str_array'];
 927     $criteria = $_SESSION['criteria'];
 928     $target_tables_keys = $_SESSION['target_tables_keys'];
 929     $add_column_array = $_SESSION['add_column_array'];
 930     $add_indexes_array = $_SESSION['add_indexes_array'];
 931     $alter_indexes_array = $_SESSION['alter_indexes_array'];
 932     $remove_indexes_array = $_SESSION['remove_indexes_array'];
 933     $source_indexes = $_SESSION['source_indexes'];
 934     $target_indexes = $_SESSION['target_indexes'];
 935     $uncommon_cols = $uncommon_columns;
 936
 937    /**
 938    * Display success message.
 939    */
 940     echo '<div class="success">' . __('Target database has been synchronized with source database') . '</div>';
 941     /**
 942     * Displaying all the tables of source and target database and now no difference is there.
 943     */
 944     PMA_syncDisplayHeaderSource($src_db);
 945
 946         $odd_row = false;
 947         for($i = 0; $i < count($matching_tables); $i++)
 948         {
 949             $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 950             echo '<td>' . htmlspecialchars($matching_tables[$i]) . '</td>
 951             <td></td>
 952             </tr>';
 953         }
 954         for ($j = 0; $j < count($source_tables_uncommon); $j++) {
 955             $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 956             echo '<td> + ' . htmlspecialchars($source_tables_uncommon[$j]) . '</td> ';
 957             echo '<td></td>
 958             </tr>';
 959         }
 960         foreach ($target_tables_uncommon as $tbl_nc_name) {
 961             $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 962             echo '<td>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </td><td></td>';
 963             echo '</tr>';
 964         }
 965         echo '</table>';
 966         $odd_row = PMA_syncDisplayHeaderTargetAndMatchingTables($trg_db, $matching_tables);
 967         foreach ($source_tables_uncommon as $tbl_nc_name) {
 968             $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 969             echo '<td>' . htmlspecialchars($tbl_nc_name) . ' </td>
 970             </tr>';
 971         }
 972         foreach ($target_tables_uncommon as $tbl_nc_name) {
 973             $odd_row = PMA_syncDisplayBeginTableRow($odd_row);
 974             echo '<td>  ' . htmlspecialchars($tbl_nc_name) . '</td>';
 975             echo '</tr>';
 976         }
 977     echo '</table> </div>';
 978
 979     /**
 980     * connecting the source and target servers
 981     */
 982     if ('cur' != $_SESSION['src_type']) {
 983         $src_link = PMA_DBI_connect($src_username, $src_password, $is_controluser = false, $_SESSION['src_server']);
 984     } else {
 985         $src_link = $GLOBALS['userlink'];
 986         // working on current server, so initialize this for tracking
 987         // (does not work if user defined current server as a remote one)
 988         $GLOBALS['db'] = $_SESSION['src_db'];
 989     }
 990     if ('cur' != $_SESSION['trg_type']) {
 991         $trg_link = PMA_DBI_connect($trg_username, $trg_password, $is_controluser = false, $_SESSION['trg_server']);
 992     } else {
 993         $trg_link = $GLOBALS['userlink'];
 994         // working on current server, so initialize this for tracking
 995         $GLOBALS['db'] = $_SESSION['trg_db'];
 996     }
 997
 998     /**
 999     * Displaying the queries.
1000     */
1001     echo '<h5>' . __('The following queries have been executed:') . '</h5>';
1002     echo '<div id="serverstatus" style = "overflow: auto; width: 1050px; height: 180px;
1003          border-left: 1px gray solid; border-bottom: 1px gray solid; padding: 0px; margin: 0px"> ';
1004     /**
1005     * Applying all sorts of differences for each matching table
1006     */
1007     for($p = 0; $p < sizeof($matching_tables); $p++) {
1008         /**
1009         *  If the check box is checked for deleting previous rows from the target database tables then
1010         *  first find out rows to be deleted and then delete the rows.
1011         */
1012         if (isset($_REQUEST['delete_rows'])) {
1013             PMA_findDeleteRowsFromTargetTables($delete_array, $matching_tables, $p, $target_tables_keys, $matching_tables_keys,
1014                 $trg_db, $trg_link, $src_db, $src_link);
1015
1016             if (isset($delete_array[$p])) {
1017                 PMA_deleteFromTargetTable($trg_db, $trg_link, $matching_tables, $p, $target_tables_keys, $delete_array, true);
1018                 unset($delete_array[$p]);
1019             }
1020         }
1021         if (isset($alter_str_array[$p])) {
1022             PMA_alterTargetTableStructure($trg_db, $trg_link, $matching_tables, $source_columns, $alter_str_array, $matching_tables_fields,
1023             $criteria, $matching_tables_keys, $target_tables_keys, $p, true);
1024             unset($alter_str_array[$p]);
1025         }
1026         if (! empty($add_column_array[$p])) {
1027             PMA_findDeleteRowsFromTargetTables($delete_array, $matching_tables, $p, $target_tables_keys, $matching_tables_keys,
1028             $trg_db, $trg_link, $src_db, $src_link);
1029
1030             if (isset($delete_array[$p])) {
1031                 PMA_deleteFromTargetTable($trg_db, $trg_link, $matching_tables, $p, $target_tables_keys, $delete_array, true);
1032                 unset($delete_array[$p]);
1033             }
1034             PMA_addColumnsInTargetTable($src_db, $trg_db, $src_link, $trg_link, $matching_tables, $source_columns, $add_column_array,
1035                 $matching_tables_fields, $criteria, $matching_tables_keys, $target_tables_keys, $uncommon_tables, $uncommon_tables_fields,
1036                 $p, $uncommon_cols, true);
1037             unset($add_column_array[$p]);
1038         }
1039         if (isset($uncommon_columns[$p])) {
1040             PMA_removeColumnsFromTargetTable($trg_db, $trg_link, $matching_tables, $uncommon_columns, $p, true);
1041             unset($uncommon_columns[$p]);
1042         }
1043         if (isset($matching_table_structure_diff) &&
1044             (isset($add_indexes_array[$matching_table_structure_diff[$p]])
1045             || isset($remove_indexes_array[$matching_table_structure_diff[$p]])
1046             || isset($alter_indexes_array[$matching_table_structure_diff[$p]]))) {
1047             PMA_applyIndexesDiff ($trg_db, $trg_link, $matching_tables, $source_indexes, $target_indexes, $add_indexes_array, $alter_indexes_array,
1048             $remove_indexes_array, $matching_table_structure_diff[$p], true);
1049
1050             unset($add_indexes_array[$matching_table_structure_diff[$p]]);
1051             unset($alter_indexes_array[$matching_table_structure_diff[$p]]);
1052             unset($remove_indexes_array[$matching_table_structure_diff[$p]]);
1053         }
1054
1055         PMA_updateTargetTables($matching_tables, $update_array, $src_db, $trg_db, $trg_link, $p, $matching_tables_keys, true);
1056
1057         PMA_insertIntoTargetTable($matching_tables, $src_db, $trg_db, $src_link, $trg_link , $matching_tables_fields, $insert_array, $p,
1058             $matching_tables_keys, $matching_tables_keys, $source_columns, $add_column_array, $criteria, $target_tables_keys, $uncommon_tables,
1059             $uncommon_tables_fields,$uncommon_cols, $alter_str_array,$source_indexes, $target_indexes, $add_indexes_array,
1060             $alter_indexes_array, $delete_array, $update_array, true);
1061     }
1062
1063     /**
1064     *  Creating and populating tables present in source but absent from target database.
1065     */
1066     for($q = 0; $q < sizeof($source_tables_uncommon); $q++) {
1067         if (isset($uncommon_tables[$q])) {
1068             PMA_createTargetTables($src_db, $trg_db, $src_link, $trg_link, $source_tables_uncommon, $q, $uncommon_tables_fields, true);
1069         }
1070         if (isset($row_count[$q])) {
1071             PMA_populateTargetTables($src_db, $trg_db, $src_link, $trg_link, $source_tables_uncommon, $q, $uncommon_tables_fields, true);
1072         }
1073     }
1074     echo "</div>";
1075 }
1076
1077 /**
1078  * Displays the main page when none of the following buttons is pressed
1079  */
1080
1081  if (! isset($_REQUEST['submit_connect']) && ! isset($_REQUEST['synchronize_db']) && ! isset($_REQUEST['Table_ids']) )
1082 {
1083 /**
1084 * Displays the sub-page heading
1085 */
1086     echo '<h2>' . ($GLOBALS['cfg']['MainPageIconic']
1087     ? '<img class="icon" src="' . $pmaThemeImage . 's_sync.png" width="18"'
1088         . ' height="18" alt="" />'
1089     : '')
1090     . __('Synchronize')
1091     .'</h2>';
1092
1093     echo  '<div id="serverstatus">
1094     <form name="connection_form" id="connection_form" method="post" action="server_synchronize.php"
1095    >' // TODO: add check if all var. are filled in
1096     . PMA_generate_common_hidden_inputs('', '');
1097     echo '<fieldset>';
1098     echo '<legend>' . __('Synchronize') . '</legend>';
1099     /**
1100      * Displays the forms
1101      */
1102
1103     $databases = PMA_DBI_get_databases_full(null, false, null, 'SCHEMA_NAME',
1104         'ASC', 0, true);
1105
1106     foreach ($cons as $type) {
1107         if ('src' == $type) {
1108             $database_header = __('Source database');
1109         } else {
1110             $database_header = __('Target database');
1111         }
1112 ?>
1113       <table id="serverconnection_<?php echo $type; ?>_remote" class="data">
1114       <caption class="tblHeaders"><?php echo $database_header; ?></caption>
1115       <tr class="odd">
1116           <td colspan="2" style="text-align: center">
1117              <select name="<?php echo $type; ?>_type" id="<?php echo $type; ?>_type" class="server_selector">
1118               <option value="rmt"><?php echo __('Enter manually'); ?></option>
1119               <option value="cur"><?php echo __('Current connection'); ?></option>
1120 <?php
1121         foreach ($GLOBALS['cfg']['Servers'] as $key => $tmp_server) {
1122             if (empty($tmp_server['host'])) {
1123                 continue;
1124             }
1125
1126             if (!empty($tmp_server['verbose'])) {
1127                 $label = $tmp_server['verbose'];
1128             } else {
1129                 $label = $tmp_server['host'];
1130                 if (!empty($tmp_server['port'])) {
1131                     $label .= ':' . $tmp_server['port'];
1132                 }
1133             }
1134             $value = $tmp_server['host'];
1135             $value .= '||||';
1136             if (empty($tmp_server['port']) && empty($tmp_server['socket'])) {
1137                 $value .= '3306';
1138             } else {
1139                 $value .= $tmp_server['port'];
1140             }
1141             $value .= '||||';
1142             $value .= $tmp_server['socket'];
1143             $value .= '||||';
1144             $value .= $tmp_server['user'];
1145             $value .= '||||';
1146             $value .= $tmp_server['only_db'];
1147             echo '<option value="' . $value . '">'
1148                 . htmlspecialchars(sprintf(__('Configuration: %s'), $label)) . '</option>' . "\n";
1149         } // end foreach
1150 ?>
1151              </select>
1152           </td>
1153       </tr>
1154         <tr class="even toggler remote-server">
1155             <td><?php echo __('Host'); ?></td>
1156             <td><input type="text" name="<?php echo $type; ?>_host" class="server-host" /></td>
1157         </tr>
1158         <tr class="odd toggler remote-server">
1159             <td><?php echo __('Port'); ?></td>
1160             <td><input type="text" name="<?php echo $type; ?>_port" class="server-port" value="3306" maxlength="5" size="5" /></td>
1161         </tr>
1162         <tr class="even toggler remote-server">
1163             <td><?php echo __('Socket'); ?></td>
1164             <td><input type="text" name="<?php echo $type; ?>_socket" class="server-socket" /></td>
1165         </tr>
1166         <tr class="odd toggler remote-server">
1167             <td><?php echo __('User name'); ?></td>
1168             <td><input type="text" name="<?php echo $type; ?>_username" class="server-user" /></td>
1169         </tr>
1170         <tr class="even toggler remote-server">
1171             <td><?php echo __('Password'); ?></td>
1172             <td><input type="password" name="<?php echo $type; ?>_pass" class="server-pass" /> </td>
1173         </tr>
1174         <tr class="odd toggler remote-server">
1175             <td><?php echo __('Database'); ?></td>
1176             <td><input type="text" name="<?php echo $type; ?>_db" class="server-db" /></td>
1177         </tr>
1178         <tr class="even toggler current-server" style="display: none;">
1179             <td><?php echo __('Database'); ?></td>
1180             <td>
1181 <?php
1182       // these unset() do not complain if the elements do not exist
1183     unset($databases['mysql']);
1184     unset($databases['information_schema']);
1185
1186         if (count($databases) == 0) {
1187                 echo __('No databases');
1188         } else {
1189                 echo '
1190                 <select name="' . $type . '_db_sel">
1191                 ';
1192                 foreach ($databases as $db) {
1193             echo '              <option>' . htmlspecialchars($db['SCHEMA_NAME']) . '</option>';
1194                 }
1195         echo '</select>';
1196         }
1197         echo '</td> </tr>
1198       </table>';
1199    }
1200    unset ($types, $type);
1201
1202     echo '
1203     </fieldset>
1204     <fieldset class="tblFooters">
1205         <input type="submit" name="submit_connect" value="' . __('Go') .'" id="buttonGo" />
1206     </fieldset>
1207     </form>
1208     </div>
1209     <div class="notice">' . __('Target database will be completely synchronized with source database. Source database will remain unchanged.') . '</div>';
1210 }
1211
1212  /**
1213  * Displays the footer
1214  */
1215 require './libraries/footer.inc.php';
1216 ?>