pdf_schema.php3

   1 <?php
   2 /* $Id$ */
   3 // vim: expandtab sw=4 ts=4 sts=4:
   4
   5
   6 /**
   7  * Contributed by Maxime Delorme and merged by lem9
   8  */
   9
  10
  11 /**
  12  * Gets some core scripts
  13  */
  14 require('./libraries/grab_globals.lib.php3');
  15 require('./libraries/common.lib.php3');
  16
  17
  18 /**
  19  * Settings for relation stuff
  20  */
  21 require('./libraries/relation.lib.php3');
  22 $cfgRelation = PMA_getRelationsParam();
  23
  24
  25 /**
  26  * Now in ./libraries/relation.lib.php3 we check for all tables
  27  * that we need, but if we don't find them we are quiet about it
  28  * so people can work without.
  29  * This page is absolutely useless if you didn't set up your tables
  30  * correctly, so it is a good place to see which tables we can and
  31  * complain ;-)
  32  */
  33 if (!$cfgRelation['pdfwork']) {
  34     echo '<font color="red">' . $strError . '</font><br />' . "\n";
  35     $url_to_goto = '<a href="' . $cfg['PmaAbsoluteUri'] . 'chk_rel.php3?' . $url_query . '">';
  36     echo sprintf($strRelationNotWorking, $url_to_goto, '</a>') . "\n";
  37 }
  38
  39
  40 /**
  41  * Gets the "fpdf" libraries and defines the pdf font path
  42  */
  43 require('./libraries/fpdf/fpdf.php3');
  44 // loic1: PHP3 compatibility
  45 // define('FPDF_FONTPATH', './libraries/fpdf/font/');
  46 $FPDF_font_path = './libraries/fpdf/font/';
  47
  48
  49 /**
  50  * Emulates the "array_search" function with PHP < 4.0.5
  51  */
  52 if (PMA_PHP_INT_VERSION < 40005) {
  53     function array_search($needle, $haystack) {
  54         $match         = FALSE;
  55
  56         reset($haystack);
  57         while (list($key, $value) = each($haystack)) {
  58             if ($value == $needle) {
  59                 $match = $key;
  60             }
  61         } // end while
  62
  63         return $match;
  64     } // end of the "array_search" function
  65 } // end if
  66
  67
  68
  69 /**
  70  * Extends the "FPDF" class and prepares the work
  71  *
  72  * @access  public
  73  *
  74  * @see     FPDF
  75  */
  76 class PMA_PDF extends FPDF
  77 {
  78     /**
  79      * Defines private properties
  80      */
  81     var $x_min;
  82     var $y_min;
  83     var $l_marg = 10;
  84     var $t_marg = 10;
  85     var $scale;
  86     var $title;
  87
  88
  89     /**
  90      * The PMA_PDF constructor
  91      *
  92      * This function just refers to the "FPDF" constructor: with PHP3 a class
  93      * must have a constructor
  94      *
  95      * @param  string  The page orientation (p, portrait, l or landscape)
  96      * @param  string  The unit for sizes (pt, mm, cm or in)
  97      * @param  mixed   The page format (A3, A4, A5, letter, legal or an array
  98      *                 with page sizes)
  99      *
 100      * @access public
 101      *
 102      * @see     FPDF::FPDF()
 103      */
 104     function PMA_PDF($orientation = 'P', $unit = 'mm', $format = 'A4')
 105     {
 106         $this->FPDF($orientation, $unit, $format);
 107     } // end of the "PMA_PDF()" method
 108
 109
 110     /**
 111      * Sets the scalling factor, defines minimum coordinates and margins
 112      *
 113      * @param  double  The scalling factor
 114      * @param  double  The minimum X coordinate
 115      * @param  double  The minimum Y coordinate
 116      * @param  double  The left margin
 117      * @param  double  The top margin
 118      *
 119      * @access public
 120      */
 121     function PMA_PDF_setScale($scale = 1, $x_min = 0, $y_min = 0, $l_marg = -1, $t_marg = -1)
 122     {
 123         $this->scale      = $scale;
 124         $this->x_min      = $x_min;
 125         $this->y_min      = $y_min;
 126         if ($this->l_marg != -1) {
 127             $this->l_marg = $l_marg;
 128         }
 129         if ($this->t_marg != -1) {
 130             $this->t_marg = $t_marg;
 131         }
 132     } // end of the "PMA_PDF_setScale" function
 133
 134
 135     /**
 136      * Outputs a scalled cell
 137      *
 138      * @param   double   The cell width
 139      * @param   double   The cell height
 140      * @param   string   The text to output
 141      * @param   mixed    Wether to add borders or not
 142      * @param   integer  Where to put the cursor once the output is done
 143      * @param   string   Align mode
 144      * @param   integer  Whether to fill the cell with a color or not
 145      *
 146      * @access public
 147      *
 148      * @see     FPDF::Cell()
 149      */
 150     function PMA_PDF_cellScale($w, $h = 0, $txt = '', $border = 0, $ln = 0, $align = '', $fill = 0)
 151     {
 152         $h = $h / $this->scale;
 153         $w = $w / $this->scale;
 154         $this->Cell($w, $h, $txt, $border, $ln, $align, $fill);
 155     } // end of the "PMA_PDF_cellScale" function
 156
 157
 158     /**
 159      * Draws a scalled line
 160      *
 161      * @param   double  The horizontal position of the starting point
 162      * @param   double  The vertical position of the starting point
 163      * @param   double  The horizontal position of the ending point
 164      * @param   double  The vertical position of the ending point
 165      *
 166      * @access public
 167      *
 168      * @see     FPDF::Line()
 169      */
 170     function PMA_PDF_lineScale($x1, $y1, $x2, $y2)
 171     {
 172         $x1 = ($x1 - $this->x_min) / $this->scale + $this->l_marg;
 173         $y1 = ($y1 - $this->y_min) / $this->scale + $this->t_marg;
 174         $x2 = ($x2 - $this->x_min) / $this->scale + $this->l_marg;
 175         $y2 = ($y2 - $this->y_min) / $this->scale + $this->t_marg;
 176         $this->Line($x1, $y1, $x2, $y2);
 177     } // end of the "PMA_PDF_lineScale" function
 178
 179
 180     /**
 181      * Sets x and y scalled positions
 182      *
 183      * @param   double  The x position
 184      * @param   double  The y position
 185      *
 186      * @access public
 187      *
 188      * @see     FPDF::SetXY()
 189      */
 190     function PMA_PDF_setXyScale($x, $y)
 191     {
 192         $x = ($x - $this->x_min) / $this->scale + $this->l_marg;
 193         $y = ($y - $this->y_min) / $this->scale + $this->t_marg;
 194         $this->SetXY($x, $y);
 195     } // end of the "PMA_PDF_setXyScale" function
 196
 197
 198     /**
 199      * Sets the X scalled positions
 200      *
 201      * @param   double  The x position
 202      *
 203      * @access public
 204      *
 205      * @see     FPDF::SetX()
 206      */
 207     function PMA_PDF_setXScale($x)
 208     {
 209         $x = ($x - $this->x_min) / $this->scale + $this->l_marg;
 210         $this->SetX($x);
 211     } // end of the "PMA_PDF_setXScale" function
 212
 213
 214     /**
 215      * Sets the scalled font size
 216      *
 217      * @param   double   The font size (in points)
 218      *
 219      * @access public
 220      *
 221      * @see     FPDF::SetFontSize()
 222      */
 223     function PMA_PDF_setFontSizeScale($size)
 224     {
 225         // Set font size in points
 226         $size = $size / $this->scale;
 227         $this->SetFontSize($size);
 228     } // end of the "PMA_PDF_setFontSizeScale" function
 229
 230
 231     /**
 232      * Sets the scalled line width
 233      *
 234      * @param   double  The line width
 235      *
 236      * @access public
 237      *
 238      * @see     FPDF::SetLineWidth()
 239      */
 240     function PMA_PDF_setLineWidthScale($width)
 241     {
 242         $width = $width / $this->scale;
 243         $this->SetLineWidth($width);
 244     } // end of the "PMA_PDF_setLineWidthScale" function
 245
 246
 247     /**
 248      * Displays an error message
 249      *
 250      * @param   string   the error mesage
 251      *
 252      * @global  array    the PMA configuration array
 253      * @global  integer  the current server id
 254      * @global  string   the current language
 255      * @global  string   the charset to convert to
 256      * @global  string   the current database name
 257      * @global  string   the current charset
 258      * @global  string   the current text direction
 259      * @global  string   a localized string
 260      * @global  string   an other localized string
 261      *
 262      * @access  public
 263      */
 264     function PMA_PDF_die($error_message = '')
 265     {
 266         global $cfg;
 267         global $server, $lang, $convcharset, $db;
 268         global $charset, $text_dir, $strRunning, $strDatabase;
 269
 270         include('./header.inc.php3');
 271
 272         echo '<p><b>PDF - '. $GLOBALS['strError'] . '</b></p>' . "\n";
 273         if (!empty($error_message)) {
 274             $error_message = htmlspecialchars($error_message);
 275         }
 276         echo '<p>' . "\n";
 277         echo '    ' . $error_message . "\n";
 278         echo '</p>' . "\n";
 279
 280         echo '<a href="db_details_structure.php3'
 281              . '?lang=' . $lang
 282              . '&amp;convcharset=' . $convcharset
 283              . '&amp;server=' . $server
 284              . '&amp;db=' . urlencode($db)
 285              . '">' . $GLOBALS['strBack'] . '</a>';
 286         echo "\n";
 287
 288         include('./footer.inc.php3');
 289         exit();
 290     } // end of the "PMA_PDF_die()" function
 291
 292
 293     /**
 294      * Aliases the "Error()" function from the FPDF class to the
 295      * "PMA_PDF_die()" one
 296      *
 297      * @param   string   the error mesage
 298      *
 299      * @access  public
 300      *
 301      * @see     PMA_PDF_die()
 302      */
 303     function Error($error_message = '')
 304     {
 305         $this->PMA_PDF_die($error_message);
 306     } // end of the "Error()" method
 307 } // end of the "PMA_PDF" class
 308
 309
 310 /**
 311  * Draws tables schema
 312  *
 313  * @access  private
 314  *
 315  * @see     PMA_RT
 316  */
 317 class PMA_RT_Table
 318 {
 319     /**
 320      * Defines private properties
 321      */
 322     var $nb_fiels;
 323     var $table_name;
 324     var $width = 0;
 325     var $height;
 326     var $fields      = array();
 327     var $height_cell = 6;
 328     var $x, $y;
 329     var $primary     = array();
 330
 331
 332     /**
 333      * Sets the width of the table
 334      *
 335      * @param   integer   The font size
 336      *
 337      * @global  object    The current PDF document
 338      *
 339      * @access  private
 340      *
 341      * @see     PMA_PDF
 342      */
 343     function PMA_RT_Table_setWidth($ff)
 344     {
 345         //  this looks buggy to me... does it really work if
 346         //  there are fields that require wider cells than the name of the table?
 347         global $pdf;
 348
 349         reset($this->fields);
 350         while (list(, $field) = each($this->fields)) {
 351             $this->width = max($this->width, $pdf->GetStringWidth($field));
 352         }
 353         $this->width += $pdf->GetStringWidth('  ');
 354         $pdf->SetFont($ff, 'B');
 355         $this->width = max($this->width, $pdf->GetStringWidth('  ' . $this->table_name));
 356         $pdf->SetFont($ff, '');
 357     } // end of the "PMA_RT_Table_setWidth()" method
 358
 359
 360     /**
 361      * Sets the height of the table
 362      *
 363      * @access  private
 364      */
 365     function PMA_RT_Table_setHeight()
 366     {
 367         $this->height = (count($this->fields) + 1) * $this->height_cell;
 368     } // end of the "PMA_RT_Table_setHeight()" method
 369
 370
 371     /**
 372      * Do draw the table
 373      *
 374      * @param   boolean   Whether to display table position or not
 375      * @param   integer   The font size
 376      * @param   boolean   Whether all tables should have the same width or not
 377      * @param   integer   The max. with among tables
 378      *
 379      * @global  object    The current PDF document
 380      *
 381      * @access  private
 382      *
 383      * @see     PMA_PDF
 384      */
 385     function PMA_RT_Table_draw($show_info, $ff, $same_wide = 0, $same_wide_width = 0)
 386     {
 387         global $pdf;
 388
 389         if ($same_wide == 1 && $same_wide_width > 0) {
 390             $this->width = $same_wide_width;
 391         }
 392
 393         $pdf->PMA_PDF_setXyScale($this->x, $this->y);
 394         $pdf->SetFont($ff, 'B');
 395         $pdf->SetTextColor(200);
 396         $pdf->SetFillColor(0, 0, 128);
 397         if ($show_info){
 398             $pdf->PMA_PDF_cellScale($this->width, $this->height_cell, sprintf('%.0f', $this->width) . 'x' . sprintf('%.0f', $this->height) . ' ' . $this->table_name, 1, 1, 'C', 1);
 399         } else {
 400             $pdf->PMA_PDF_cellScale($this->width, $this->height_cell, $this->table_name, 1, 1, 'C', 1);
 401         }
 402         $pdf->PMA_PDF_setXScale($this->x);
 403         $pdf->SetFont($ff, '');
 404         $pdf->SetTextColor(0);
 405         $pdf->SetFillColor(255);
 406
 407         reset($this->fields);
 408         while (list(, $field) = each($this->fields)) {
 409             // loic1 : PHP3 fix
 410             // if (in_array($field, $this->primary)) {
 411             if (PMA_isInto($field, $this->primary) != -1) {
 412                 $pdf->SetFillColor(215, 121, 123);
 413             }
 414             if ($field == $this->displayfield) {
 415                 $pdf->SetFillColor(142, 159, 224);
 416             }
 417             $pdf->PMA_PDF_cellScale($this->width, $this->height_cell, ' ' . $field, 1, 1, 'L', 1);
 418             $pdf->PMA_PDF_setXScale($this->x);
 419             $pdf->SetFillColor(255);
 420         } // end while
 421
 422         if ($pdf->PageNo() > 1) {
 423             $pdf->PMA_PDF_die($GLOBALS['strScaleFactorSmall']);
 424         }
 425     } // end of the "PMA_RT_Table_draw()" method
 426
 427
 428     /**
 429      * The "PMA_RT_Table" constructor
 430      *
 431      * @param   string    The table name
 432      * @param   integer   The font size
 433      * @param   integer   The max. with among tables
 434      *
 435      * @global  object    The current PDF document
 436      * @global  integer   The current page number (from the
 437      *                    $cfg['Servers'][$i]['table_coords'] table)
 438      * @global  array     The relations settings
 439      * @global  string    The current db name
 440      *
 441      * @access  private
 442      *
 443      * @see     PMA_PDF, PMA_RT_Table::PMA_RT_Table_setWidth,
 444      *          PMA_RT_Table::PMA_RT_Table_setHeight
 445      */
 446     function PMA_RT_Table($table_name, $ff, &$same_wide_width)
 447     {
 448         global $pdf, $pdf_page_number, $cfgRelation, $db;
 449
 450         $this->table_name = $table_name;
 451         $sql              = 'DESCRIBE ' .  PMA_backquote($table_name);
 452         $result           = PMA_mysql_query($sql);
 453         if (!$result || !mysql_num_rows($result)) {
 454             $pdf->PMA_PDF_die(sprintf($GLOBALS['strPdfInvalidTblName'], $table_name));
 455         }
 456         // load fields
 457         while ($row = PMA_mysql_fetch_array($result)) {
 458             $this->fields[] = $row[0];
 459         }
 460
 461         //height and width
 462         $this->PMA_RT_Table_setWidth($ff);
 463         $this->PMA_RT_Table_setHeight();
 464         if ($same_wide_width < $this->width) {
 465             $same_wide_width = $this->width;
 466         }
 467
 468         //x and y
 469         $sql    = 'SELECT x, y FROM '
 470                 . PMA_backquote($cfgRelation['table_coords'])
 471                 .   ' WHERE db_name = \'' . PMA_sqlAddslashes($db) . '\''
 472                 .   ' AND   table_name = \'' . PMA_sqlAddslashes($table_name) . '\''
 473                 .   ' AND   pdf_page_number = ' . $pdf_page_number;
 474         $result = PMA_query_as_cu($sql);
 475
 476         if (!$result || !mysql_num_rows($result)) {
 477             $pdf->PMA_PDF_die(sprintf($GLOBALS['strConfigureTableCoord'], $table_name));
 478         }
 479         list($this->x, $this->y) = PMA_mysql_fetch_array($result);
 480         $this->x = (double) $this->x;
 481         $this->y = (double) $this->y;
 482
 483         // displayfield
 484         $this->displayfield = PMA_getDisplayField($db, $table_name);
 485
 486         // index
 487         $sql    = 'SHOW index FROM ' . PMA_backquote($table_name);
 488         $result = PMA_mysql_query($sql);
 489         if ($result && mysql_num_rows($result) > 0) {
 490             while ($row = PMA_mysql_fetch_array($result)) {
 491                 if ($row['Key_name'] == 'PRIMARY') {
 492                     $this->primary[] = $row['Column_name'];
 493                 }
 494             }
 495         } // end if
 496     } // end of the "PMA_RT_Table()" method
 497 } // end class "PMA_RT_Table"
 498
 499
 500
 501 /**
 502  * Draws relation links
 503  *
 504  * @access  private
 505  *
 506  * @see     PMA_RT
 507  */
 508 class PMA_RT_Relation
 509 {
 510     /**
 511      * Defines private properties
 512      */
 513     var $x_src, $y_src;
 514     var $src_dir ;
 515     var $dest_dir;
 516     var $x_dest, $y_dest;
 517     var $w_tick = 5;
 518
 519
 520     /**
 521      * Gets arrows coordinates
 522      *
 523      * @param   string    The current table name
 524      * @param   string    The relation column name
 525      *
 526      * @return  array     Arrows coordinates
 527      *
 528      * @access  private
 529      */
 530     function PMA_RT_Relation_getXy($table, $column)
 531     {
 532         $pos = array_search($column, $table->fields);
 533         // x_left, x_right, y
 534         return array($table->x, $table->x + $table->width, $table->y + ($pos + 1.5) * $table->height_cell);
 535     } // end of the "PMA_RT_Relation_getXy()" method
 536
 537
 538     /**
 539      * Do draws relation links
 540      *
 541      * @param   boolean   Whether to use one color per relation or not
 542      * @param   integer   The id of the link to draw
 543      *
 544      * @global  object    The current PDF document
 545      *
 546      * @access  private
 547      *
 548      * @see     PMA_PDF
 549      */
 550     function PMA_RT_Relation_draw($change_color, $i)
 551     {
 552         global $pdf;
 553
 554         if ($change_color){
 555             $d    = $i % 6;
 556             $j    = ($i - $d) / 6;
 557             $j    = $j % 4;
 558             $j++;
 559             $case = array(
 560                         array(1, 0, 0),
 561                         array(0, 1, 0),
 562                         array(0, 0, 1),
 563                         array(1, 1, 0),
 564                         array(1, 0, 1),
 565                         array(0, 1, 1)
 566                     );
 567             list ($a, $b, $c) = $case[$d];
 568             $e    = (1 - ($j - 1) / 6);
 569             $pdf->SetDrawColor($a * 255 * $e, $b * 255 * $e, $c * 255 * $e);       }
 570         else {
 571             $pdf->SetDrawColor(0);
 572         } // end if... else...
 573
 574         $pdf->PMA_PDF_setLineWidthScale(0.2);
 575         $pdf->PMA_PDF_lineScale($this->x_src, $this->y_src, $this->x_src + $this->src_dir * $this->w_tick, $this->y_src);
 576         $pdf->PMA_PDF_lineScale($this->x_dest + $this->dest_dir * $this->w_tick, $this->y_dest, $this->x_dest, $this->y_dest);
 577         $pdf->PMA_PDF_setLineWidthScale(0.1);
 578         $pdf->PMA_PDF_lineScale($this->x_src + $this->src_dir * $this->w_tick, $this->y_src, $this->x_dest + $this->dest_dir * $this->w_tick, $this->y_dest);
 579
 580         //arrow
 581         $root2 = 2 * sqrt(2);
 582         $pdf->PMA_PDF_lineScale($this->x_src + $this->src_dir * $this->w_tick * 0.75, $this->y_src, $this->x_src + $this->src_dir * (0.75 - 1 / $root2) * $this->w_tick, $this->y_src + $this->w_tick / $root2);
 583         $pdf->PMA_PDF_lineScale($this->x_src + $this->src_dir * $this->w_tick * 0.75, $this->y_src, $this->x_src + $this->src_dir * (0.75 - 1 / $root2) * $this->w_tick, $this->y_src - $this->w_tick / $root2);
 584
 585         $pdf->PMA_PDF_lineScale($this->x_dest + $this->dest_dir * $this->w_tick / 2, $this->y_dest, $this->x_dest + $this->dest_dir * (0.5 + 1 / $root2) * $this->w_tick, $this->y_dest + $this->w_tick / $root2);
 586         $pdf->PMA_PDF_lineScale($this->x_dest + $this->dest_dir * $this->w_tick / 2, $this->y_dest, $this->x_dest + $this->dest_dir * (0.5 + 1 / $root2) * $this->w_tick, $this->y_dest - $this->w_tick / $root2);
 587         $pdf->SetDrawColor(0);
 588     } // end of the "PMA_RT_Relation_draw()" method
 589
 590
 591     /**
 592      * The "PMA_RT_Relation" constructor
 593      *
 594      * @param   string   The master table name
 595      * @param   string   The relation field in the master table
 596      * @param   string   The foreign table name
 597      * @param   string   The relation field in the foreign table
 598      *
 599      *
 600      * @access  private
 601      *
 602      * @see     PMA_RT_Relation::PMA_RT_Relation_getXy
 603      */
 604     function PMA_RT_Relation($master_table, $master_field,  $foreign_table, $foreign_field)
 605     {
 606         $src_pos    = $this->PMA_RT_Relation_getXy($master_table , $master_field);
 607         $dest_pos   = $this->PMA_RT_Relation_getXy($foreign_table, $foreign_field);
 608         $src_left   = $src_pos[0] - $this->w_tick;
 609         $src_right  = $src_pos[1] + $this->w_tick;
 610         $dest_left  = $dest_pos[0] - $this->w_tick;
 611         $dest_right = $dest_pos[1] + $this->w_tick;
 612
 613         $d1 = abs($src_left  - $dest_left);
 614         $d2 = abs($src_right - $dest_left);
 615         $d3 = abs($src_left  - $dest_right);
 616         $d4 = abs($src_right - $dest_right);
 617         $d  = min($d1, $d2, $d3, $d4);
 618
 619         if ($d == $d1) {
 620             $this->x_src    = $src_pos[0];
 621             $this->src_dir  = -1;
 622             $this->x_dest   = $dest_pos[0];
 623             $this->dest_dir = -1;
 624         } else if ($d == $d2) {
 625             $this->x_src    = $src_pos[1];
 626             $this->src_dir  = 1;
 627             $this->x_dest   = $dest_pos[0];
 628             $this->dest_dir = -1;
 629         } else if ($d == $d3) {
 630             $this->x_src    = $src_pos[0];
 631             $this->src_dir  = -1;
 632             $this->x_dest   = $dest_pos[1];
 633             $this->dest_dir = 1;
 634         } else {
 635             $this->x_src    =  $src_pos[1];
 636             $this->src_dir  = 1;
 637             $this->x_dest   = $dest_pos[1];
 638             $this->dest_dir = 1;
 639         }
 640         $this->y_src        = $src_pos[2];
 641         $this->y_dest       = $dest_pos[2];
 642     } // end of the "PMA_RT_Relation()" method
 643 } // end of the "PMA_RT_Relation" class
 644
 645
 646
 647 /**
 648  * Draws and send the database schema
 649  *
 650  * @access  public
 651  *
 652  * @see     PMA_PDF
 653  */
 654 class PMA_RT
 655 {
 656     /**
 657      * Defines private properties
 658      */
 659     var $tables    = array();
 660     var $relations = array();
 661     var $ff        = 'Arial';
 662     var $x_max     = 0;
 663     var $y_max     = 0;
 664     var $scale;
 665     var $x_min     = 100000;
 666     var $y_min     = 100000;
 667     var $t_marg    = 10;
 668     var $b_marg    = 10;
 669     var $l_marg    = 10;
 670     var $r_marg    = 10;
 671     var $tablewidth;
 672     var $same_wide = 0;
 673
 674     /**
 675      * Sets X and Y minimum and maximum for a table cell
 676      *
 677      * @param   string   The table name
 678      *
 679      * @access  private
 680      */
 681     function PMA_RT_setMinMax($table)
 682     {
 683         $this->x_max = max($this->x_max, $table->x + $table->width);
 684         $this->y_max = max($this->y_max, $table->y + $table->height);
 685         $this->x_min = min($this->x_min, $table->x);
 686         $this->y_min = min($this->y_min, $table->y);
 687     } // end of the "PMA_RT_setMinMax()" method
 688
 689
 690     /**
 691      * Defines relation objects
 692      *
 693      * @param   string   The master table name
 694      * @param   string   The relation field in the master table
 695      * @param   string   The foreign table name
 696      * @param   string   The relation field in the foreign table
 697      *
 698      * @access  private
 699      *
 700      * @see     PMA_RT_setMinMax()
 701      */
 702     function PMA_RT_addRelation($master_table , $master_field,  $foreign_table, $foreign_field)
 703     {
 704         if (!isset($this->tables[$master_table])) {
 705             $this->tables[$master_table] = new PMA_RT_Table($master_table, $this->ff, $this->tablewidth);
 706             $this->PMA_RT_setMinMax($this->tables[$master_table]);
 707         }
 708         if (!isset($this->tables[$foreign_table])) {
 709             $this->tables[$foreign_table] = new PMA_RT_Table($foreign_table, $this->ff, $this->tablewidth);
 710             $this->PMA_RT_setMinMax($this->tables[$foreign_table]);
 711         }
 712         $this->relations[] = new PMA_RT_Relation($this->tables[$master_table], $master_field, $this->tables[$foreign_table], $foreign_field);
 713     } // end of the "PMA_RT_addRelation()" method
 714
 715
 716     /**
 717      * Draws the grid
 718      *
 719      * @global  object  the current PMA_PDF instance
 720      *
 721      * @access  private
 722      *
 723      * @see     PMA_PDF
 724      */
 725     function PMA_RT_strokeGrid()
 726     {
 727         global $pdf;
 728
 729         $pdf->SetMargins(0, 0);
 730         $pdf->SetDrawColor(200, 200, 200);
 731
 732         // Draws horizontal lines
 733         for ($l = 0; $l < 21; $l++) {
 734             $pdf->line(0, $l * 10, 297, $l * 10);
 735             // Avoid duplicates
 736             if ($l > 0) {
 737                 $pdf->SetXY(0, $l * 10);
 738                 $label = (string) sprintf('%.0f', ($l * 10 - $this->t_marg) * $this->scale + $this->y_min);
 739                 $pdf->Cell(5, 5, ' ' . $label);
 740             } // end if
 741         } // end for
 742
 743         // Draws vertical lines
 744         for ($j = 0; $j < 30 ;$j++) {
 745             $pdf->line($j * 10, 0, $j * 10, 210);
 746             $pdf->SetXY($j * 10, 0);
 747             $label = (string) sprintf('%.0f', ($j * 10 - $this->l_marg) * $this->scale + $this->x_min);
 748             $pdf->Cell(5, 7, $label);
 749         } // end for
 750     } // end of the "PMA_RT_strokeGrid()" method
 751
 752
 753     /**
 754      * Draws relation arrows
 755      *
 756      * @param   boolean  Whether to use one color per relation or not
 757      *
 758      * @access  private
 759      *
 760      * @see     PMA_RT_Relation::PMA_RT_Relation_draw()
 761      */
 762     function PMA_RT_drawRelations($change_color)
 763     {
 764         $i = 0;
 765         reset($this->relations);
 766         while (list(, $relation) = each($this->relations)) {
 767             $relation->PMA_RT_Relation_draw($change_color, $i);
 768             $i++;
 769         } // end while
 770     } // end of the "PMA_RT_drawRelations()" method
 771
 772
 773     /**
 774      * Draws tables
 775      *
 776      * @param   boolean  Whether to display table position or not
 777      *
 778      * @access  private
 779      *
 780      * @see     PMA_RT_Table::PMA_RT_Table_draw()
 781      */
 782     function PMA_RT_drawTables($show_info)
 783     {
 784         reset($this->tables);
 785         while (list(, $table) = each($this->tables)) {
 786             $table->PMA_RT_Table_draw($show_info, $this->ff, $this->same_wide, $this->tablewidth);
 787         }
 788     } // end of the "PMA_RT_drawTables()" method
 789
 790
 791     /**
 792      * Ouputs the PDF document to a file
 793      *
 794      * @global  object   The current PDF document
 795      * @global  string   The current database name
 796      * @global  integer  The current page number (from the
 797      *                   $cfg['Servers'][$i]['table_coords'] table)
 798      *
 799      * @access  private
 800      *
 801      * @see     PMA_PDF
 802      */
 803     function PMA_RT_showRt()
 804     {
 805         global $pdf, $db, $pdf_page_number;
 806
 807         $pdf->SetDisplayMode('fullpage');
 808         $pdf->Output($db . '_' . $pdf_page_number . '.pdf', TRUE);
 809         //$pdf->Output('', TRUE);
 810     } // end of the "PMA_RT_showRt()" method
 811
 812
 813     /**
 814      * The "PMA_RT" constructor
 815      *
 816      * @param   mixed    The scalling factor
 817      * @param   integer  The page number to draw (from the
 818      *                   $cfg['Servers'][$i]['table_coords'] table)
 819      * @param   boolean  Whether to display table position or not
 820      * @param   boolean  Whether to use one color per relation or not
 821      * @param   boolean  Whether to draw grids or not
 822      * @param   boolean  Whether all tables should have the same width or not
 823      *
 824      * @global  object   The current PDF document
 825      * @global  string   The current db name
 826      * @global  array    The relations settings
 827      *
 828      * @access  private
 829      *
 830      * @see     PMA_PDF
 831      */
 832     function PMA_RT($scale, $which_rel, $show_info = 0, $change_color = 0 , $show_grid = 0, $all_tab_same_wide = 0)
 833     {
 834         global $pdf, $db, $cfgRelation;;
 835
 836         // Font face depends on the current language
 837         $this->ff        = str_replace('"', '', substr($GLOBALS['right_font_family'], 0, strpos($GLOBALS['right_font_family'], ',')));
 838         $this->same_wide = $all_tab_same_wide;
 839
 840         // Initializes a new document
 841         $pdf          = new PMA_PDF('L');
 842         $pdf->title   = sprintf($GLOBALS['strPdfDbSchema'], $GLOBALS['db'], $which_rel);
 843         $pdf->cMargin = 0;
 844         $pdf->Open();
 845         $pdf->SetTitle($pdf->title);
 846         $pdf->SetAuthor('phpMyAdmin ' . PMA_VERSION);
 847         $pdf->AliasNbPages();
 848         $pdf->Addpage();
 849         $pdf->SetFont($this->ff, '', 14);
 850         $pdf->SetAutoPageBreak('auto');
 851
 852         // Gets tables on this page
 853         $tab_sql  = 'SELECT table_name FROM ' . PMA_backquote($cfgRelation['table_coords'])
 854                   .   ' WHERE db_name = \'' . PMA_sqlAddslashes($db) . '\''
 855                   .   ' AND pdf_page_number = ' . $which_rel;
 856         $tab_rs   = PMA_query_as_cu($tab_sql);
 857         if (!$tab_rs || !mysql_num_rows($tab_rs) > 0) {
 858             $pdf->PMA_PDF_die($GLOBALS['strPdfNoTables']);
 859 //            die('No tables');
 860         }
 861         while ($curr_table = @PMA_mysql_fetch_array($tab_rs)) {
 862             $alltables[] = PMA_sqlAddslashes($curr_table['table_name']);
 863             $intable     = '\'' . implode('\', \'', $alltables) . '\'';
 864         }
 865
 866         $sql    = 'SELECT * FROM ' . PMA_backquote($cfgRelation['relation'])
 867                 .   ' WHERE master_db   = \'' . PMA_sqlAddslashes($db) . '\' '
 868                 .   ' AND foreign_db    = \'' . PMA_sqlAddslashes($db) . '\' '
 869                 .   ' AND master_table  IN (' . $intable . ')'
 870                 .   ' AND foreign_table IN (' . $intable . ')';
 871         $result =  PMA_query_as_cu($sql);
 872
 873         // loic1: also show tables without relations
 874         $norelations     = TRUE;
 875         if ($result && mysql_num_rows($result) > 0) {
 876             $norelations = FALSE;
 877             while ($row = PMA_mysql_fetch_array($result)) {
 878                 $this->PMA_RT_addRelation($row['master_table'] , $row['master_field'], $row['foreign_table'], $row['foreign_field']);
 879             }
 880         }
 881         reset ($alltables);
 882         while (list(, $table) = each ($alltables)) {
 883             if (!isset($this->tables[$table])) {
 884                 $this->tables[$table] = new PMA_RT_Table($table, $this->ff, $this->tablewidth);
 885                 $this->PMA_RT_setMinMax($this->tables[$table]);
 886             }
 887         } // while
 888
 889         // Defines the scale factor
 890         if ($scale == 'auto') {
 891             $this->scale = ceil(max(($this->x_max - $this->x_min) / (297 - $this->r_marg - $this->l_marg), ($this->y_max - $this->y_min) / (210 - $this->t_marg - $this->b_marg)) * 100) / 100;
 892             $pdf->PMA_PDF_setScale($this->scale, $this->x_min, $this->y_min, $this->l_marg, $this->t_marg);
 893         } else {
 894             $this->scale = $scale;
 895             $pdf->PMA_PDF_setScale($scale);
 896         } // end if... else...
 897
 898         // Builds and save the PDF document
 899         $pdf->PMA_PDF_setLineWidthScale(0.1);
 900
 901         if ($show_grid) {
 902             $pdf->SetFontSize(10);
 903             $this->PMA_RT_strokeGrid();
 904         }
 905         $pdf->PMA_PDF_setFontSizeScale(14);
 906         if ($norelations == FALSE) {
 907             $this->PMA_RT_drawRelations($change_color);
 908         }
 909         $this->PMA_RT_drawTables($show_info);
 910
 911         $this->PMA_RT_showRt();
 912     } // end of the "PMA_RT()" method
 913 } // end of the "PMA_RT" class
 914
 915
 916
 917
 918 /**
 919  * Main logic
 920  */
 921 if (!isset($pdf_page_number)) {
 922     $pdf_page_number  = 1;
 923 }
 924 $show_grid            = (isset($show_grid) && $show_grid == 'on') ? 1 : 0;
 925 $show_color           = (isset($show_color) && $show_color == 'on') ? 1 : 0;
 926 $show_table_dimension = (isset($show_table_dimension) && $show_table_dimension == 'on') ? 1 : 0;
 927 $all_tab_same_wide    = (isset($all_tab_same_wide) && $all_tab_same_wide == 'on') ? 1 : 0;
 928
 929 PMA_mysql_select_db($db);
 930
 931 $rt = new PMA_RT('auto', $pdf_page_number, $show_table_dimension, $show_color, $show_grid, $all_tab_same_wide);
 932 ?>