metaform.php

   1 <?php
   2
   3 #  Copyright (C) 2006 Jason Woofenden
   4 #
   5 #  This program is free software: you can redistribute it and/or modify
   6 #  it under the terms of the GNU General Public License as published by
   7 #  the Free Software Foundation, either version 3 of the License, or
   8 #  (at your option) any later version.
   9 #
  10 #  This program is distributed in the hope that it will be useful,
  11 #  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 #  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 #  GNU General Public License for more details.
  14 #
  15 #  You should have received a copy of the GNU General Public License
  16 #  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18
  19 # This file writes the code for you (sql, php, html, email) to handle a form.
  20
  21 require_once('code/wfpl/template.php');
  22 require_once('code/wfpl/http.php');
  23 require_once('code/wfpl/tar.php');
  24 require_once('code/wfpl/format.php');
  25
  26 # see code/wfpl/metaform/template.html for the html templates for these elements
  27 $GLOBALS['types'] = array(
  28 #    type                  input          format        sql
  29         'varname' =>    array('textbox',     'varname',    'varchar(50)'),
  30         'name' =>       array('textbox',     'oneline',    'varchar(200)'),
  31         'textbox' =>    array('textbox',     'oneline',    'varchar(200)'),
  32         'int' =>        array('textbox',     'int',        'int'),
  33         'decimal' =>    array('textbox',     'decimal',    'decimal(12,12)'),
  34         'bigint' =>     array('textbox',     'int',        'varchar(100)'), # up to 100 digits, stored as a string
  35         'zip' =>        array('textbox',     'zip',        'varchar(20)'),
  36         'email' =>      array('textbox',     'email',      'varchar(100)'),
  37         'phone' =>      array('textbox',     'phone',      'varchar(32)'),
  38         'state' =>      array('states',      'oneline',    'varchar(2)'),
  39         'money' =>      array('textbox',     'money',      'varchar(32)'),
  40         'date' =>       array('date',        'mdy_to_ymd', 'char(10)'),
  41         'dollars' =>    array('textbox',     'dollars',    'varchar(32)'),
  42         'url' =>        array('textbox',     'url',        'varchar(200)'),
  43         'hidden' =>     array('hidden',      'unix',       'varchar(200)'),
  44         'password' =>   array('password',    'oneline',    'varchar(200)'),
  45         'textarea' =>   array('textarea',    'unix',       'text'),
  46         'html' =>       array('html',        'unix',       'text'),
  47         'pulldown' =>   array('pulldown',    'options',    'varchar(100)'),
  48         'radio' =>      array('radio',       'oneline',    'varchar(200)'),
  49         'checkbox' =>   array('leftcheck',   'bool',       'int(1)'),
  50         'rightcheck' => array('checkbox',    'bool',       'int(1)'),
  51         'rightyesno' => array('checkbox',    'yesno',      'varchar(3)'),
  52         'yesno' =>      array('leftcheck',   'yesno',      'varchar(3)'),
  53         'delete' =>     array('checkbox',    'yesno',      'n/a'),
  54         'image' =>      array('image',       'oneline',    'varchar(200)'),
  55         'submit' =>     array('submit',      'oneline',    'n/a')
  56 );
  57
  58 function list_available_types() {
  59         ksort($GLOBALS['types']);
  60         foreach($GLOBALS['types'] as $key => $value) {
  61                 tem_set('type', $key);
  62                 tem_show('types');
  63                 tem_show('types_sep');
  64         }
  65 }
  66
  67
  68 function metaform() {
  69         if(isset($_REQUEST['singular'])) {
  70                 $GLOBALS['file_name'] = format_varname($_REQUEST['file_name']);
  71                 $GLOBALS['table_name'] = format_varname($_REQUEST['table_name']);
  72                 $GLOBALS['plural'] = format_varname($_REQUEST['plural']);
  73                 # backwards compatibility:
  74                 if(isset($_REQUEST['form_name'])) {
  75                         $GLOBALS['file_name'] = $GLOBALS['table_name'] = $GLOBALS['plural'] = format_varname($_REQUEST['form_name']);
  76                 }
  77                 tem_set('file_name', $GLOBALS['file_name']);
  78                 tem_set('table_name', $GLOBALS['table_name']);
  79                 tem_set('plural', $GLOBALS['plural']);
  80
  81                 $GLOBALS['singular'] = format_varname($_REQUEST['singular']);
  82                 tem_set('singular', $GLOBALS['singular']);
  83                 $GLOBALS['opt_email'] = format_yesno($_REQUEST['opt_email']);
  84                 tem_set('opt_email', $GLOBALS['opt_email']);
  85                 $GLOBALS['opt_db'] = format_yesno($_REQUEST['opt_db']);
  86                 tem_set('opt_db', $GLOBALS['opt_db']);
  87                 $GLOBALS['opt_listing'] = format_yesno($_REQUEST['opt_listing']);
  88                 tem_set('opt_listing', $GLOBALS['opt_listing']);
  89                 $GLOBALS['opt_display'] = format_yesno($_REQUEST['opt_display']);
  90                 tem_set('opt_display', $GLOBALS['opt_display']);
  91                 $GLOBALS['opt_http_pass'] = format_yesno($_REQUEST['opt_http_pass']);
  92                 tem_set('opt_http_pass', $GLOBALS['opt_http_pass']);
  93         }
  94
  95         if(isset($_REQUEST['fields'])) {
  96                 if(isset($_REQUEST['view_sql'])) {
  97                         view_sql();
  98                         exit();
  99                 } elseif(isset($_REQUEST['view_php'])) {
 100                         view_php();
 101                         exit();
 102                 } elseif(isset($_REQUEST['view_html'])) {
 103                         view_html();
 104                         exit();
 105                 } elseif(isset($_REQUEST['view_email'])) {
 106                         view_email();
 107                         exit();
 108                 } elseif(isset($_REQUEST['download_tar'])) {
 109                         download_tar();
 110                         exit();
 111                 } elseif(isset($_REQUEST['preview'])) {
 112                         preview();
 113                         exit();
 114                 } elseif(isset($_REQUEST['edit'])) {
 115                         tem_set('fields', $_REQUEST['fields']);
 116                         # fall through
 117                 } else {
 118                         die("Sorry... couldn't tell which button you pressed");
 119                 }
 120         }
 121
 122
 123         set_form_action();
 124         tem_load('code/wfpl/metaform/main.html');
 125         list_available_types();
 126         tem_output();
 127 }
 128
 129
 130 function field_input($type)  { return $GLOBALS['types'][$type][0]; }
 131 function field_format($type) { return $GLOBALS['types'][$type][1]; }
 132 function field_sql($type)    { return $GLOBALS['types'][$type][2]; }
 133
 134 function get_fields() {
 135         # no sense in doing all this so many times
 136         if(isset($GLOBALS['gotten_fields'])) {
 137                 return $GLOBALS['gotten_fields'];
 138         }
 139
 140         $fields_str = unix_newlines($_REQUEST['fields']);
 141         $GLOBALS['gotten_fields'] = array();
 142         $fields_str = rtrim($fields_str);
 143         $fields = split("\n", $fields_str);
 144         foreach($fields as $field) {
 145                 list($name, $type, $options) = split('  *', $field);
 146                 if($options) $options = split(',', $options);
 147                 if(!$type) $type = $name;
 148                 $input = field_input($type);
 149                 $format = field_format($type);
 150                 $sql = field_sql($type);
 151                 $GLOBALS['gotten_fields'][] = array($name, $type, $input, $format, $sql, $options);
 152         }
 153         return $GLOBALS['gotten_fields'];
 154 }
 155
 156 # this one, that you're using to create forms
 157 function set_form_action() {
 158         $action = ereg_replace('.*/', '', $_SERVER['REQUEST_URI']);
 159         if($action == '') $action = './';
 160         tem_set('form_action', $action);
 161 }
 162
 163 # perfect HTTP headers for viewing created files
 164 function view_headers() {
 165         header('Content-type: text/plain');
 166 }
 167
 168
 169
 170
 171 function make_sql() {
 172         $tem = new tem();
 173         $tem->load('code/wfpl/metaform/template.sql');
 174         $tem->set('table_name', $GLOBALS['table_name']);
 175         $fields = get_fields();
 176         foreach($fields as $field) {
 177                 list($name, $type, $input, $format, $sql) = $field;
 178                 if($sql != 'n/a') {
 179                         $tem->set('name', $name);
 180                         $tem->set('type', $sql);
 181                         if(substr($sql, 0, 3) == 'int' || substr($sql, 0, 7) == 'decimal') {
 182                                 $tem->set('default', '0');
 183                         } elseif($format == 'yesno') {
 184                                 $tem->set('default', '"No"');
 185                         } else {
 186                                 $tem->set('default', '""');
 187                         }
 188                         $tem->show('column');
 189                 }
 190         }
 191         view_headers();
 192         return $tem->run();
 193 }
 194
 195 function view_sql() {
 196         view_headers();
 197         echo make_sql();
 198 }
 199
 200 # always_field is a form field that always submits (unlike say, checkboxes). It's used to detect if the form has submitted or not.
 201 function find_always_field($fields) {
 202         foreach($fields as $field) {
 203                 list($name, $type, $input, $format, $sql) = $field;
 204                 if($input != 'submit' && $input != 'checkbox' && $input != 'radio') {
 205                         return $name;
 206                 }
 207         }
 208
 209         return false;
 210 }
 211
 212
 213
 214 # pass false if you want to exclude the <head> and <body> tag etc.
 215 function make_html($whole_file = true) {
 216         $uploads_output_already = false;
 217         $has_html_editors = false;
 218         $tem = new tem();
 219         $tem->load('code/wfpl/metaform/template.html');
 220         $tem->set('file_name', $GLOBALS['file_name']);
 221         $tem->set('table_name', $GLOBALS['table_name']);
 222         $tem->set('singular', $GLOBALS['singular']);
 223         $tem->set('plural', $GLOBALS['plural']);
 224         $fields = get_fields();
 225         $tem->set('always_field', find_always_field($fields));
 226         foreach($fields as $field) {
 227                 list($name, $type, $input, $format, $sql) = $field;
 228                 $tem->set('name', $name);
 229                 $tem->set('caption', format_caption($name));
 230                 $tem->show($input);
 231                 if($input != 'hidden') {
 232                         $tem->show('row');
 233                 }
 234
 235                 if($input == 'image' && !$uploads_output_already) {
 236                         $tem->show('uploads');
 237                         $tem->set('enctype_attr', '" enctype="multipart/form-data');
 238                         $uploads_output_already = true;
 239                 } elseif($input == 'html') {
 240                         $has_html_editors = true;
 241                         $tem->set('html_field_name', $name);
 242                         $tem->show('replace_textarea');
 243                 }
 244
 245                 if($GLOBALS['opt_display'] == 'Yes') {
 246                         switch($input) {
 247                                 case 'checkbox':
 248                                 case 'leftcheck':
 249                                         $tem->show('display_yesno');
 250                                 break;
 251                                 case 'date':
 252                                         $tem->show('display_date');
 253                                 break;
 254                                 case 'textarea':
 255                                         $tem->show('display_multiline');
 256                                 break;
 257                                 case 'html':
 258                                         $tem->show('display_html');
 259                                 break;
 260                                 default:
 261                                         $tem->show('display_short');
 262                         }
 263                         $tem->show('display_row');
 264                 }
 265
 266                 if($GLOBALS['opt_listing'] == 'Yes') {
 267                         if($GLOBALS['opt_display'] != 'Yes') {
 268                                 $tem->show('opt_display_a_else');
 269                         }
 270                         if(show_in_listing($type, $input, $format, $sql)) {
 271                                 if($format == 'bool' || $format == 'yesno') {
 272                                         $tem->set('listing_enc', 'yesno');
 273                                 } elseif($input == 'date') {
 274                                         $tem->set('listing_enc', 'mmddyyyy');
 275                                 } else {
 276                                         $tem->set('listing_enc', 'html');
 277                                 }
 278                                 $tem->show('listing_head_col');
 279                                 $tem->show('listing_row_col');
 280                         }
 281                 }
 282         }
 283
 284         if($GLOBALS['opt_db'] == 'Yes') {
 285                 $tem->show('opt_db_1');
 286                 $tem->show('opt_db_2');
 287         } else {
 288                 $tem->show('opt_db_1_else');
 289         }
 290
 291         if($GLOBALS['opt_listing'] == 'Yes') {
 292                 $tem->show('opt_listing_1');
 293         }
 294
 295         if($GLOBALS['opt_display'] == 'Yes') {
 296                 $tem->show('opt_display_1');
 297                 $tem->show('opt_display_2');
 298         }
 299
 300         if($GLOBALS['opt_email'] == 'Yes' && $GLOBALS['opt_db'] != 'Yes') {
 301                 $tem->set('name', 'send');
 302                 $tem->set('caption', 'Send');
 303         } else {
 304                 $tem->set('name', 'save');
 305                 $tem->set('caption', 'Save');
 306         }
 307         $tem->show('submit');
 308         $tem->show('row');
 309
 310         $tem->show('form');
 311
 312         if($has_html_editors) {
 313                 $tem->show('html_editor_headers');
 314         }
 315
 316         if($whole_file) {
 317                 return $tem->run();
 318         } else {
 319                 return $tem->get('form');
 320         }
 321 }
 322
 323 function view_html() {
 324         view_headers();
 325         echo make_html();
 326 }
 327
 328 function show_in_listing($type, $input, $format, $sql) {
 329         switch($input) {
 330                 case 'submit':
 331                 case 'hidden':
 332                 case 'password':
 333                 case 'textarea':
 334                 case 'html':
 335                         return false;
 336                 default:
 337                         return true;
 338         }
 339 }
 340
 341
 342 function make_php() {
 343         $tem = new tem();
 344         $tem->load('code/wfpl/metaform/template.php');
 345         $tem->set('file_name', $GLOBALS['file_name']);
 346         $tem->set('table_name', $GLOBALS['table_name']);
 347         $tem->set('singular', $GLOBALS['singular']);
 348         $tem->set('plural', $GLOBALS['plural']);
 349         $fields = get_fields();
 350         $db_fields = '';
 351         $php_fields = '';
 352         $always_field = find_always_field($fields);
 353         $image_included_yet = false;
 354         foreach($fields as $field) {
 355                 list($name, $type, $input, $format, $sql) = $field;
 356                 if($input != 'submit') {
 357                         $tem->set('format', $format);
 358                         $tem->set('name', $name);
 359                         $tem->set('db_field', ''); # we don't want to use the value from last time
 360                         if($sql != 'n/a') {
 361                                 if($db_fields != '') $db_fields .= ',';
 362                                 $db_fields .= $name;
 363                                 if($php_fields != '') $php_fields .= ', ';
 364                                 $php_fields .= '$' . $name;
 365                         }
 366                         if($input == 'image') {
 367                                 $tem->show('image_upload');
 368                                 $tem->show('image_db');
 369                                 if(!$image_included_yet) {
 370                                         $tem->show('image_include');
 371                                         $tem->show('upload_max');
 372                                         $tem->show('upload_settings');
 373                                         $image_included_yet = true;
 374                                 }
 375                         } else {
 376                                 if($input == 'pulldown') {
 377                                         $tem->show('pulldowns');
 378                                         $tem->show('pulldown_format_extra');
 379                                 }
 380                                 $tem->show('formats');
 381                         }
 382                         $tem->show('tem_sets');
 383                 }
 384
 385                 if($GLOBALS['opt_listing'] == 'Yes') {
 386                         if(show_in_listing($type, $input, $format, $sql)) {
 387                                 $tem->show('listing_fields_1');
 388                                 $tem->show('listing_fields_2');
 389                         }
 390                 }
 391         }
 392
 393         $tem->set('always_field', $always_field);
 394         $tem->set('db_fields', $db_fields);
 395         $tem->set('php_fields', $php_fields);
 396         $tem->set('metaform_url', edit_url());
 397         if($GLOBALS['opt_listing'] == 'Yes') {
 398                 $tem->show('opt_listing_1');
 399                 $tem->show('opt_listing_2');
 400         }
 401         if($GLOBALS['opt_display'] == 'Yes') {
 402                 $tem->show('opt_display_1');
 403                 $tem->show('opt_display_2');
 404         } else {
 405                 $tem->show('opt_display_1_else');
 406                 $tem->show('opt_display_2_else');
 407         }
 408         if($GLOBALS['opt_db'] == 'Yes') {
 409                 $tem->show('opt_db_1');
 410                 $tem->show('opt_db_2');
 411                 $tem->show('opt_db_3');
 412                 $tem->show('opt_db_4');
 413                 $tem->show('opt_db_5');
 414         }
 415         if($GLOBALS['opt_email'] == 'Yes') {
 416                 $tem->show('opt_email_1');
 417                 $tem->show('opt_email_2');
 418         }
 419         if($GLOBALS['opt_http_pass'] == 'Yes') {
 420                 $tem->show('opt_http_pass_1');
 421                 $tem->show('opt_http_pass_2');
 422         }
 423         return $tem->run();
 424 }
 425
 426 # make a URL for the edit page with all the fields filled in
 427 function edit_url() {
 428         $url = this_url();
 429         $url = ereg_replace('view_php=[^&]*', 'edit=yes', $url);
 430         $url = ereg_replace('download_tar=[^&]*', 'edit=yes', $url);
 431         $url = ereg_replace('/[a-z0-9_.]*\?', '/?', $url);
 432         $url = str_replace('jasonwoof.l', 'jasonwoof.com', $url); # so that code generated on Jason's home computer will display a publically accessible link.
 433         return $url;
 434 }
 435
 436 function view_php() {
 437         view_headers();
 438         echo make_php();
 439 }
 440
 441
 442 function make_email() {
 443         $tem = new tem();
 444         $tem->load('code/wfpl/metaform/template.email.txt');
 445         $tem->set('file_name', $GLOBALS['file_name']);
 446         $tem->set('table_name', $GLOBALS['table_name']);
 447         $tem->set('singular', $GLOBALS['singular']);
 448         $tem->set('plural', $GLOBALS['plural']);
 449         $fields = get_fields();
 450         foreach($fields as $field) {
 451                 list($name, $type, $input, $format, $sql) = $field;
 452                 $tem->set('name', $name);
 453                 $tem->set('caption', $name); # fixme
 454                 if($type == 'textarea') {
 455                         $tem->show('multi_line');
 456                 } elseif($type == 'checkbox') {
 457                         $tem->show('checkbox');
 458                 } else {
 459                         $tem->show('normal');
 460                 }
 461                 $tem->show('fields');
 462         }
 463         return $tem->run();
 464 }
 465
 466 function make_htaccess() {
 467         $tem = new tem();
 468         $tem->set('form', $GLOBALS['file_name']);
 469         return $tem->run('code/wfpl/metaform/htaccess');
 470 }
 471
 472 function view_email() {
 473         view_headers();
 474         echo make_email();
 475 }
 476
 477
 478 function preview() {
 479         tem_load('code/wfpl/metaform/preview.html');
 480         tem_set('file_name', $GLOBALS['file_name']);
 481         tem_set('table_name', $GLOBALS['table_name']);
 482         tem_set('singular', $GLOBALS['singular']);
 483         tem_set('plural', $GLOBALS['plural']);
 484         tem_set('fields', $_REQUEST['fields']);
 485         $preview_tem = new tem();
 486         $preview_tem->load_str(make_html(false));
 487         if($GLOBALS['opt_db'] == 'Yes') {
 488                 $preview_tem->show('new_msg');
 489         }
 490         $fields = get_fields();
 491         foreach($fields as $field) {
 492                 list($name, $type, $input, $format, $sql) = $field;
 493                 if($type == 'pulldown') {
 494                         pulldown($name, array('option 1', 'option 2', 'option 3'));
 495                 }
 496         }
 497         $preview = $preview_tem->run();
 498         unset($preview_tem);
 499         $preview = ereg_replace('type="submit"', 'type="submit" disabled="disabled"', $preview);
 500         tem_set('preview', $preview);
 501         tem_show('hiddens');
 502         set_form_action();
 503         tem_output();
 504 }
 505
 506 function download_tar() {
 507         $name = $GLOBALS['file_name'];
 508         $data = array(
 509                 ".htaccess" => make_htaccess(),
 510                 "run.php ->" => 'code/wfpl/run.php',
 511                 "style.css" => read_whole_file('code/wfpl/metaform/style.css'),
 512                 "$name.html" => make_html(),
 513                 "$name.php" => make_php());
 514         if($GLOBALS['opt_db'] == 'Yes') {
 515                 $data["$name.sql"] = make_sql();
 516         }
 517         if($GLOBALS['opt_email'] == 'Yes') {
 518                 $data["$name.email.txt"] = make_email();
 519         }
 520         make_tar($name, $data);
 521 }
 522
 523
 524 metaform();
 525 exit();
 526
 527 ?>