includes/functions.php

   1 <?php
   2 /*=====================================================================*\
   3 || ###################################################################
   4 || # Bugdar [#]version[#]
   5 || # Copyright ©2002-[#]year[#] Blue Static
   6 || #
   7 || # This program is free software; you can redistribute it and/or modify
   8 || # it under the terms of the GNU General Public License as published by
   9 || # the Free Software Foundation; version [#]gpl[#] of the License.
  10 || #
  11 || # This program is distributed in the hope that it will be useful, but
  12 || # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  13 || # or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
  14 || # more details.
  15 || #
  16 || # You should have received a copy of the GNU General Public License along
  17 || # with this program; if not, write to the Free Software Foundation, Inc.,
  18 || # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  19 || ###################################################################
  20 \*=====================================================================*/
  21
  22 // ###################################################################
  23 /**
  24 * Constructs HTML code <select>s from an array. You use they keys when
  25 * you need to access a multi-dimensional array of data.
  26 *
  27 * @access       public
  28 *
  29 * @param        string  HTML name of the select
  30 * @param        array   Array of <option>s
  31 * @param        integer ID of the selected item, 0 for none
  32 * @param        string  Name of the index where values are stored in the $array
  33 * @param        string  Name of the iddex where the labels are stored in $array
  34 * @param        bool    Value of the blank option, FALSE turns it off
  35 * @param        bool    Construct a multiple-selection <select> menu and append "[]" to the end of the name
  36 *
  37 * @return       string  Constructed HTML output
  38 */
  39 function construct_option_select($name, $array, $selected = 0, $valuekey = '', $labelkey = '', $includenil = false, $multiple = false)
  40 {
  41         global $bugsys;
  42
  43         if ($multiple)
  44         {
  45                 $selected = explode(',', $selected);
  46         }
  47
  48         // if we're not working on a boolean false, we use it for the value (allows -1 and 0)
  49         if ($includenil !== false)
  50         {
  51                 $opts[] = '<option value="' . $includenil . '"' . ((!$selected OR (is_array($selected) AND in_array($includenil, $selected))) ? ' selected="selected"' : '') . '> ---------</option>';
  52         }
  53         foreach ($array AS $value => $label)
  54         {
  55                 $newval = ($valuekey ? $label["$valuekey"] : $value);
  56                 $newlab = ($labelkey ? $label["$labelkey"] : $label);
  57                 $opts[] = '<option value="' . $newval . '"' . (($selected == $newval OR (is_array($selected) AND in_array($newval, $selected))) ? ' selected="selected"' : '') . '>' . $newlab . '</option>';
  58         }
  59         return '<select class="input" name="' . $name . ($multiple ? '[]' : '') . '"' . ($multiple ? ' multiple="multiple" size="' . (sizeof($array) < 8 ? sizeof($array) + 1 : 8) . '"' : '') . '>' . implode("\n\t", $opts) . "\r</select>";
  60 }
  61
  62 // ################### Start construct_user_display ##################
  63 // $userinfo needs userid, email, displayname, and showemail
  64 function construct_user_display($userinfo, $html = true)
  65 {
  66         global $bugsys;
  67
  68         if (!$userinfo['userid'])
  69         {
  70                 $userinfo['displayname'] = _('Guest');
  71                 $userinfo['showemail'] = false;
  72         }
  73
  74         if ($html)
  75         {
  76                 eval('$username = "' . $bugsys->template->fetch('username_display') . '";');
  77         }
  78         else
  79         {
  80                 if ($userinfo['showemail'])
  81                 {
  82                         $username = sprintf(_('%1$s &lt;%2$s&gt;'), $userinfo['displayname'], $userinfo['email']);
  83                 }
  84                 else
  85                 {
  86                         $username = $userinfo['displayname'];
  87                 }
  88         }
  89
  90         return $username;
  91 }
  92
  93 // ######################## Start can_perform ########################
  94 // short-hand for bitwise &
  95 function can_perform($bitmask, $productid = 0, $userinfo = null)
  96 {
  97         global $bugsys;
  98
  99         // masks that aren't product-specific
 100         static $inspecific = array(
 101                 'cansearch',
 102                 'canbeassignedto',
 103                 'canadminpanel',
 104                 'canadminbugs',
 105                 'canadminfields',
 106                 'canadminversions',
 107                 'canadminusers',
 108                 'canadmingroups',
 109                 'canadmintools'
 110         );
 111
 112         if ($userinfo == null)
 113         {
 114                 $userinfo =& $bugsys->userinfo;
 115         }
 116
 117         $permissions =& $bugsys->datastore['permissions'];
 118
 119         if (!isset($bugsys->permissions["$bitmask"]))
 120         {
 121                 trigger_error('Invalid bitmask "' . $bitmask . '" specified for can_perform() [includes/functions.php]', E_USER_WARNING);
 122         }
 123
 124         if (!$userinfo['permissions'])
 125         {
 126                 $userinfo['permissions'] = FetchUserPermissions($userinfo);
 127         }
 128
 129         if ($productid AND !in_array($bitmask, $inspecific))
 130         {
 131                 $verdict = (isset($permissions["$userinfo[usergroupid]"]["$productid"]) ? ($permissions["$userinfo[usergroupid]"]["$productid"] & $bugsys->permissions["$bitmask"]) : ($userinfo['permissions'] & $bugsys->permissions["$bitmask"]));
 132
 133                 foreach ($userinfo['groupids'] AS $group)
 134                 {
 135                         if (isset($permissions["$group"]["$productid"]))
 136                         {
 137                                 $verdict |= ($permissions["$group"]["$productid"] & $bugsys->permissions["$bitmask"]);
 138                         }
 139                 }
 140                 $bugsys->debug("verdict* on can_perform($bitmask, $productid, $userinfo[userid]) = $verdict");
 141                 return $verdict;
 142         }
 143
 144         $bugsys->debug("verdict on can_perform($bitmask, $productid, $userinfo[userid]) = " . ($userinfo['permissions'] & $bugsys->permissions["$bitmask"]));
 145         return ($userinfo['permissions'] & $bugsys->permissions["$bitmask"]);
 146 }
 147
 148 // ###################################################################
 149 /**
 150 * Runs through a given datastore item and creates a series of <select>
 151 * options.
 152 *
 153 * @access       public
 154 *
 155 * @param        string  Datastore name
 156 * @param        string  Array index for the label
 157 * @param        string  Array index for the value
 158 * @param        mixed   The selected value(s)
 159 * @param        bool    Include a blank option? TRUE will set a null value, FALSE turns it off, anything else is used as the value for the blank option
 160 * @param        bool    Generate it using admin printers?
 161 *
 162 * @return       string  Unelss in admin mode, returns the constructed options
 163 */
 164 function construct_datastore_select($datastore, $labelname, $valuename, $selectedvalue = 0, $includeblank = false, $adminmode = false)
 165 {
 166         global $bugsys;
 167
 168         if ($adminmode)
 169         {
 170                 global $admin;
 171         }
 172
 173         $select = '';
 174
 175         if ($includeblank === true OR $includeblank !== false)
 176         {
 177                 $newval = ($inclueblank === true ? '' : $includeblank);
 178                 if ($adminmode)
 179                 {
 180                         $admin->list_item('', '', ((!$selectedvalue OR (is_array($selectedvalue) AND in_array($newval, $selectedvalue))) ? true : false));
 181                 }
 182                 else
 183                 {
 184                         $label = '';
 185                         $value = $newval;
 186                         $selected = ((!$selectedvalue OR (is_array($selectedvalue) AND in_array($newval, $selectedvalue))) ? true : false);
 187                         eval('$select .= "' . $bugsys->template->fetch('selectoption') . '";');
 188                 }
 189         }
 190
 191         foreach ($bugsys->datastore["$datastore"] AS $item)
 192         {
 193                 $label = $item["$labelname"];
 194                 $value = $item["$valuename"];
 195                 $selected = (($value == $selectedvalue OR (is_array($selectedvalue) AND in_array($value, $selectedvalue))) ? true : false);
 196
 197                 if ($adminmode)
 198                 {
 199                         $admin->list_item($label, $value, $selected);
 200                 }
 201                 else
 202                 {
 203                         eval('$select .= "' . $bugsys->template->fetch('selectoption') . '";');
 204                 }
 205         }
 206
 207         if (!$adminmode)
 208         {
 209                 return $select;
 210         }
 211 }
 212
 213 // ################## Start construct_custom_fields ##################
 214 function construct_custom_fields($bug = array(), $ignore21mask = false, $nodefault = false, $searchMode = false)
 215 {
 216         global $bugsys;
 217         static $fields;
 218
 219         if (!is_array($fields))
 220         {
 221                 $fields = array();
 222                 $fields_fetch = $bugsys->db->query("
 223                         SELECT bugfield.*, permission.mask
 224                         FROM " . TABLE_PREFIX . "bugfield AS bugfield
 225                         LEFT JOIN " . TABLE_PREFIX . "bugfieldpermission AS permission
 226                                 ON (bugfield.fieldid = permission.fieldid)
 227                         WHERE (permission.mask = 2 OR permission.mask = 1)
 228                         AND permission.usergroupid = {$bugsys->userinfo['usergroupid']}"
 229                 );
 230                 while ($field = $bugsys->db->fetch_array($fields_fetch))
 231                 {
 232                         $fields["$field[fieldid]"] = $field;
 233                 }
 234         }
 235
 236         $fieldbits = array();
 237
 238         foreach ($fields AS $field)
 239         {
 240                 if ($nodefault)
 241                 {
 242                         $field['defaultvalue'] = '';
 243                 }
 244
 245                 if (!is_null($bug["custom$field[fieldid]"]))
 246                 {
 247                         $bugsys->debug("not null: $field[fieldid]");
 248                         $value = $bug["custom$field[fieldid]"];
 249                 }
 250                 else
 251                 {
 252                         $value = $field['defaultvalue'];
 253                 }
 254
 255                 if ($ignore21mask AND $field['mask'] != 0)
 256                 {
 257                         $field['mask'] = 2;
 258                 }
 259
 260                 if ($field['mask'] == 2)
 261                 {
 262                         switch ($field['type'])
 263                         {
 264                                 case 'input_text':
 265                                         eval('$tempfield = "' . $bugsys->template->fetch('bugfield_input_text') . '";');
 266                                 break;
 267
 268                                 case 'input_checkbox':
 269                                         $selected = ($value ? ' checked="checked"' : '');
 270                                         eval('$tempfield = "' . $bugsys->template->fetch('bugfield_input_checkbox') . '";');
 271                                 break;
 272
 273                                 case 'select_single':
 274                                         $selects = unserialize($field['selects']);
 275                                         $value = trim($value);
 276
 277                                         $options = '';
 278
 279                                         $id = -1;
 280                                         $select = '';
 281                                         if (!$field['usedefault'] AND !trim($value))
 282                                         {
 283                                                 $selected = ' selected="selected"';
 284                                         }
 285                                         else
 286                                         {
 287                                                 $selected = '';
 288                                         }
 289                                         eval('$options .= "' . $bugsys->template->fetch('bugfield_select_single_option') . '";');
 290
 291                                         foreach ($selects AS $id => $select)
 292                                         {
 293                                                 $selected = '';
 294                                                 $select = stripslashes(trim($select));
 295                                                 if ($select == $value)
 296                                                 {
 297                                                         $selected = ' selected="selected"';
 298                                                 }
 299                                                 else if ($field['usedefault'] AND $id == 0)
 300                                                 {
 301                                                         $selected = ' selected="selected"';
 302                                                 }
 303                                                 eval('$options .= "' . $bugsys->template->fetch('bugfield_select_single_option') . '";');
 304                                         }
 305                                         eval('$tempfield = "' . $bugsys->template->fetch('bugfield_select_single') . '";');
 306                                 break;
 307                         }
 308                 }
 309                 else
 310                 {
 311                         $bugsys->debug('mask 1 processing');
 312                         if (is_null($bug["custom$field[fieldid]"]))
 313                         {
 314                                 $bugsys->debug("is null: $field[fieldid]");
 315                                 if ($field['type'] == 'select_single')
 316                                 {
 317                                         if ($field['usedefault'])
 318                                         {
 319                                                 $temp = unserialize($field['selects']);
 320                                                 $value = trim($temp[0]);
 321                                         }
 322                                         else
 323                                         {
 324                                                 $value = $bug["custom$field[fieldid]"];
 325                                         }
 326                                 }
 327                                 else
 328                                 {
 329                                         $value = $field['defaultvalue'];
 330                                 }
 331                         }
 332                         else
 333                         {
 334                                 $value = $bug["custom$field[fieldid]"];
 335                         }
 336
 337                         if ($field['type'] == 'input_checkbox')
 338                         {
 339                                 $value = ($value ? 'True' : 'False');
 340                         }
 341                         $field['value'] = $value;
 342                         eval('$tempfield = "' . $bugsys->template->fetch('bugfield_static_text') . '";');
 343                 }
 344                 $fieldbits[] = $tempfield;
 345         }
 346
 347         return $fieldbits;
 348 }
 349
 350 // ###################################################################
 351 /**
 352 * This takes the bug API object and input data and then sanitizes, verifies,
 353 * and processes the data for custom fields. If there are any errors,
 354 * they are passed to the message reporter.
 355 *
 356 * @param        object  A BugAPI object
 357 * @param        object  MessageReporter object
 358 * @param        bool    If there are errors, add them to an errorbox format? If not, then display-on-encounter
 359 * @param        bool    Search mode: don't change certain fields when they're 0 or empty
 360 *
 361 * @return       mixed   NULL if an ID is passed, string if bugid is NULL
 362 */
 363 function process_custom_fields(&$bugapi, &$msg, $errorbox = false, $searchMode = false)
 364 {
 365         global $bugsys;
 366
 367         if (!$inputdata)
 368         {
 369                 $inputdata =& $bugsys->in;
 370         }
 371
 372         $fields = $bugsys->db->query("
 373                 SELECT bugfield.*
 374                 FROM " . TABLE_PREFIX . "bugfield AS bugfield
 375                 LEFT JOIN " . TABLE_PREFIX . "bugfieldpermission AS permission
 376                         ON (bugfield.fieldid = permission.fieldid)
 377                 WHERE permission.mask = 2
 378                 AND permission.usergroupid = {$bugsys->userinfo['usergroupid']}"
 379         );
 380         while ($field = $bugsys->db->fetch_array($fields))
 381         {
 382                 $fieldname = "custom$field[fieldid]";
 383                 if ($field['type'] == 'input_checkbox')
 384                 {
 385                         if ($searchMode AND intval($inputdata["$fieldname"]) == 0)
 386                         {
 387                                 continue;
 388                         }
 389                         $bugapi->set($fieldname, intval($inputdata["$fieldname"]));
 390                         continue;
 391                 }
 392
 393                 if ($field['required'] AND empty($inputdata["$fieldname"]) AND !$searchMode)
 394                 {
 395                         $errorlist[] = sprintf(_('The "%1$s" field is a required field.'), $field['name']);
 396                         continue;
 397                 }
 398
 399                 if (!empty($field['regexmatch']))
 400                 {
 401                         if (!preg_match('#' . str_replace('#', '\#', $field['regexmatch']) . '#si', $inputdata["$fieldname"]))
 402                         {
 403                                 $errorlist[] = sprintf(_('%1$s does not match the specified format'), $field['name']);
 404                                 continue;
 405                         }
 406                 }
 407
 408                 if (isset($inputdata["$fieldname"]))
 409                 {
 410                         if ($field['type'] == 'input_text')
 411                         {
 412                                 if (empty($inputdata["$fieldname"]) AND $searchMode)
 413                                 {
 414                                         continue;
 415                                 }
 416                                 $bugapi->set($fieldname, $inputdata["$fieldname"]);
 417                         }
 418                         else
 419                         {
 420                                 if ($inputdata["$fieldname"] == -1)
 421                                 {
 422                                         if (!$searchMode)
 423                                         {
 424                                                 $bugapi->set($fieldname, '');
 425                                         }
 426                                         continue;
 427                                 }
 428
 429                                 $temp = unserialize($field['selects']);
 430                                 $bugapi->set($fieldname, trim($temp[ intval($inputdata["$fieldname"]) ]));;
 431                         }
 432                 }
 433         }
 434
 435         if ($errorlist)
 436         {
 437                 if ($errorbox)
 438                 {
 439                         foreach ($errorlist AS $err)
 440                         {
 441                                 $msg->addError($err);
 442                         }
 443                 }
 444                 else
 445                 {
 446                         $msg->error($errorlist[0]);
 447                 }
 448         }
 449 }
 450
 451 // ####################### Start fetch_on_bits #######################
 452 function fetch_on_bits($mask, $userinfo = null)
 453 {
 454         global $bugsys;
 455
 456         if ($userinfo == null)
 457         {
 458                 $userinfo =& $bugsys->userinfo;
 459         }
 460
 461         $onbits = array();
 462
 463         $usergroupid = $userinfo['usergroupid'];
 464
 465         if ($bugsys->datastore['usergroup']["$usergroupid"]['permissions'] & $bugsys->permissions["$mask"] AND is_array($bugsys->datastore['product']))
 466         {
 467                 foreach ($bugsys->datastore['product'] AS $id => $product)
 468                 {
 469                         $onbits["$id"] = $id;
 470                 }
 471         }
 472
 473         if (is_array($bugsys->datastore['permission']["$usergroupid"]))
 474         {
 475                 foreach ($bugsys->datastore['permission']["$usergroupid"] AS $productid => $bit)
 476                 {
 477                         if ($bit & $bugsys->permissions["$mask"])
 478                         {
 479                                 $onbits["$productid"] = $productid;
 480                         }
 481                         else
 482                         {
 483                                 if ($onbits["$productid"])
 484                                 {
 485                                         unset($onbits["$productid"]);
 486                                 }
 487                         }
 488                 }
 489         }
 490
 491         if (sizeof($onbits) < 1)
 492         {
 493                 $onbits = array(0);
 494         }
 495
 496         return implode(',', $onbits);
 497 }
 498
 499 // #################### Start isso_pre_parse_hook ####################
 500 // the pre-parse hook for ISSO's template engine
 501 function isso_pre_parse_hook($template)
 502 {
 503         $template = preg_replace('#\$help\[(.*)\]#', '" . fetch_help_link("\1") . "', $template);
 504         return $template;
 505 }
 506
 507 // ###################### Start fetch_help_link ######################
 508 // returns a prepared link to insert into templates that opens up a
 509 // help popup in the user-end
 510 function fetch_help_link($topic)
 511 {
 512         global $bugsys;
 513
 514         if (isset($bugsys->datastore['help']["$topic"]))
 515         {
 516                 eval('$temp = "' . $bugsys->template->fetch('help_link') . '";');
 517                 return $temp;
 518         }
 519         else
 520         {
 521                 if ($bugsys->debug)
 522                 {
 523                         return "[[INVALID TOPIC: $topic]]";
 524                 }
 525                 // do we want this?
 526                 else if (null == 1)
 527                 {
 528                         return eval('$temp = "' . $bugsys->template->fetch('help_link') . '";');
 529                 }
 530         }
 531 }
 532
 533 // ###################################################################
 534 /**
 535 * Returns a user array of information that is specific to all visiting
 536 * users (guests). This can then be passed to any function that requires
 537 * user information.
 538 *
 539 * @access       public
 540 *
 541 * @return       array   User information array
 542 */
 543 function fetch_guest_user()
 544 {
 545         global $bugsys;
 546
 547         return array(
 548                 'usergroupid' => 1,
 549                 'groupids' => array(),
 550                 'userid' => 0,
 551                 'email' => '',
 552                 'displayname' => '',
 553                 'showcolors' => 1,
 554                 'permissions' => $bugsys->datastore['usergroup'][1]['permissions'],
 555                 'displaytitle' => $bugsys->datastore['usergroup'][1]['displaytitle'],
 556                 'timezone' => $bugsys->options['defaulttimezone']
 557         );
 558 }
 559
 560 // ###################################################################
 561 /**
 562 * Does an exhaustive permissions check on the bug. It checks for hidden
 563 * bug status and ability to view hidden bugs. This normally was done
 564 * at the top of each page, but it got so big, it was moved to a function.
 565 *
 566 * @access       public
 567 *
 568 * @param        array   Bug array
 569 * @param        array   Alternate user array
 570 *
 571 * @return       bool    Does the user have permission
 572 */
 573 function check_bug_permissions($bug, $userinfo = null)
 574 {
 575         global $bugsys;
 576         if ($userinfo == null)
 577         {
 578                 $userinfo = $bugsys->userinfo;
 579         }
 580
 581         $bugsys->debug("checking permissions for $userinfo[userid] on bug $bug[bugid]");
 582
 583         $bugsys->debug('*** START VERBOSE CHECK ***');
 584
 585         $bugsys->debug('* !can_perform(canviewbugs, $bug[product], $userinfo) = ' . (int)(!can_perform('canviewbugs', $bug['product'], $userinfo)));
 586         $bugsys->debug('* $bug[hidden] = ' . (int)$bug['hidden']);
 587         $bugsys->debug('* $userinfo[userid] (' . $userinfo['userid'] . ') == $bug[userid] (' . $bug['userid'] . ') = ' . (int)($userinfo['userid'] == $bug['userid']));
 588         $bugsys->debug('* can_perform(canviewownhidden, $bug[product], $userinfo) = ' . (int)(!!can_perform('canviewownhidden', $bug['product'], $userinfo)));
 589         $bugsys->debug('* can_perform(canviewhidden, $bug[product], $userinfo) = ' . (int)(!!can_perform('canviewhidden', $bug['product'], $userinfo)));
 590         $bugsys->debug('* !$bug[hidden] = ' . (int)(!$bug['hidden']));
 591
 592         $bugsys->debug('*** END PERMISSIONS CHECK ***');
 593
 594         if
 595         (
 596                 !can_perform('canviewbugs', $bug['product'], $userinfo)
 597                         OR
 598                 !(
 599                         (
 600                                 $bug['hidden']
 601                                         AND
 602                                 (A
 603                                         ($userinfo['userid'] == $bug['userid'] AND can_perform('canviewownhidden', $bug['product'], $userinfo))
 604                                                 OR
 605                                         can_perform('canviewhidden', $bug['product'], $userinfo)
 606                                 )
 607                         )
 608                                 OR
 609                         !$bug['hidden']
 610                 )
 611         )
 612         {
 613                 $bugsys->debug('*** DONE WITH REAL CALLS ***');
 614                 return false;
 615         }
 616
 617         $bugsys->debug('*** DONE WITH REAL CALLS ***');
 618
 619         return true;
 620 }
 621
 622 // ###################################################################
 623 /**
 624 * Takes an array of bug information and returns another array with
 625 * information that is suitable for display as all the IDs have been
 626 * replaced by their string equivalents
 627 *
 628 * @param        array   Unprocessed bug data
 629 * @param        string  Color to display if the user has opted to not show status colours
 630 *
 631 * @param        array   Bug array with data fit for display
 632 */
 633 function ProcessBugDataForDisplay($bug, $color = '')
 634 {
 635         global $bugsys;
 636
 637         $bug['hiddendisplay'] = ($bug['hidden'] AND (can_perform('canviewhidden', $bug['product']) OR (can_perform('canviewownhidden') AND $bug['userid'] == $bugsys->userinfo['userid'])));
 638
 639         $bug['bgcolor'] = ($bugsys->userinfo['showcolors'] ? $bugsys->datastore['status']["$bug[status]"]['color'] : $color);
 640         $bug['product'] = $bugsys->datastore['product']["$bug[product]"]['title'];
 641         $bug['version'] = $bugsys->datastore['version']["$bug[version]"]['version'];
 642         $bug['component'] = $bugsys->datastore['component']["$bug[component]"]['title'];
 643         $bug['status'] = $bugsys->datastore['status']["$bug[status]"]['status'];
 644         $bug['resolution'] = $bugsys->datastore['resolution']["$bug[resolution]"]['resolution'];
 645         $bug['priority'] = $bugsys->datastore['priority']["$bug[priority]"]['priority'];
 646         $bug['severity'] = $bugsys->datastore['severity']["$bug[severity]"]['severity'];
 647
 648         $bug['lastposttime'] = ($bug['hiddendisplay'] ? $bug['hiddenlastposttime'] : $bug['lastposttime']);
 649         $bug['lastpost'] = ($bug['hiddendisplay'] ? $bug['hiddenlastpostbyname'] : $bug['lastpostbyname']);
 650
 651         $bug['lastposttime'] = $bugsys->datef->format($bugsys->options['dateformat'], $bug['lastposttime']);
 652
 653         return $bug;
 654 }
 655
 656 // ###################################################################
 657 /**
 658 * Loads the pagination module and sets all of the appropriate options
 659 * for it
 660 *
 661 * @access       public
 662 */
 663 function LoadPaginationFramework()
 664 {
 665         global $bugsys;
 666
 667         $bugsys->load('pagination', 'pagination', true);
 668         $bugsys->pagination->setDefaultPerPage($bugsys->options['defaultpp']);
 669         $bugsys->pagination->setMaxPerPage($bugsys->options['maxpp']);
 670         $bugsys->pagination->setPageLinks($bugsys->options['pagelinks']);
 671         $bugsys->pagination->setPageVar('p');
 672         $bugsys->pagination->setPerPageVar('pp');
 673         $bugsys->pagination->setBitProcessor('PageNavigatorBitCallback');
 674         $bugsys->pagination->setNavigatorProcessor('PageNavigatorCallback');
 675         $bugsys->pagination->processIncomingData();
 676 }
 677
 678 // ###################################################################
 679 /**
 680 * Callback function for the Pagination->BitProcessor()
 681 *
 682 * @param        string  Base link
 683 * @param        bool    Do not show this as a link
 684 * @param        integer Page number
 685 * @param        object  Page navigator framework
 686 *
 687 * @return       string  Processed HTML
 688 */
 689 function PageNavigatorBitCallback($baselink, $nolink, $number, $paginator)
 690 {
 691         global $bugsys;
 692         eval('$return = "' . $bugsys->template->fetch('pagenav_bit') . '";');
 693         return $return;
 694 }
 695
 696 // ###################################################################
 697 /**
 698 * Callback function for the Pagination->NavigatorProcessor()
 699 *
 700 * @param        string  Base URL
 701 * @param        integer Next page number
 702 * @param        integer Previous page number
 703 * @param        array   Show information
 704 * @param        string  Individual page bits
 705 * @param        object  Page navigator framework
 706 *
 707 * @return       string  Processed HTML
 708 */
 709 function PageNavigatorCallback($baselink, $nextpage, $prevpage, $show, $pagebits, $paginator)
 710 {
 711         global $bugsys;
 712         eval('$return = "' . $bugsys->template->fetch('pagenav') . '";');
 713         return $return;
 714 }
 715
 716 // ###################################################################
 717 /**
 718 * Determines the correct permissions of the user. This is especially
 719 * important for working with multiple-usergroup permission schemes.
 720 * If a user is assigned to more than one usergroup, the highest level
 721 * will always override (so a YES will always override a NO); this is
 722 * because permissions are calculated with bitwise OR.
 723 *
 724 * @param        array   The user array with usergroups already exploded
 725 *
 726 * @return       integer Permissions value
 727 */
 728 function FetchUserPermissions(&$user)
 729 {
 730         global $bugsys;
 731
 732         $perms = (int)$bugsys->datastore['usergroup']["$user[usergroupid]"]['permissions'];
 733         if (!is_array($user['groupids']))
 734         {
 735                 $user['groupids'] = explode(',', $bugsys->userinfo['groupids']);
 736         }
 737
 738         foreach ($user['groupids'] AS $group)
 739         {
 740                 $perms |= (int)$bugsys->datastore['usergroup']["$group"]['permissions'];
 741         }
 742
 743         return $perms;
 744 }
 745
 746 /*=====================================================================*\
 747 || ###################################################################
 748 || # $HeadURL$
 749 || # $Id$
 750 || ###################################################################
 751 \*=====================================================================*/
 752 ?>