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('checkbox',    'bool',       'int(1)'),
  50         'yesno' =>      array('checkbox',    'yesno',      'varchar(3)'),
  51         'delete' =>     array('checkbox',    'yesno',      'n/a'),
  52         'image' =>      array('image',       'oneline',    'varchar(120)'),
  53         'thumb' =>      array('image',       'oneline',    'varchar(240)'),
  54         'file' =>       array('file',        'oneline',    'varchar(100)'),
  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                 $GLOBALS['plural'] = format_oneline($_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                 $GLOBALS['singular'] = format_oneline($_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                 $GLOBALS['opt_pass'] = format_yesno($_REQUEST['opt_pass']);
  92                 tem_set('opt_pass', $GLOBALS['opt_pass']);
  93         }
  94
  95         if(isset($_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 != 'image' && $input != 'file' && $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' || $input == 'file') && !$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 'image':
 248                                         $tem->show('display_image');
 249                                 break;
 250                                 case 'checkbox':
 251                                         $tem->show('display_yesno');
 252                                 break;
 253                                 case 'date':
 254                                         $tem->show('display_date');
 255                                 break;
 256                                 case 'textarea':
 257                                         $tem->show('display_multiline');
 258                                 break;
 259                                 case 'html':
 260                                         $tem->show('display_html');
 261                                 break;
 262                                 default:
 263                                         $tem->show('display_short');
 264                         }
 265                         $tem->show('display_row');
 266                 }
 267
 268                 if($GLOBALS['opt_listing'] == 'Yes') {
 269                         if(show_in_listing($type, $input, $format, $sql)) {
 270                                 if($format == 'bool' || $format == 'yesno') {
 271                                         $tem->set('listing_enc', 'yesno');
 272                                         $tem->show('listing_value_enc');
 273                                 } elseif($input == 'date') {
 274                                         $tem->set('listing_enc', 'mmddyyyy');
 275                                         $tem->show('listing_value_enc');
 276                                 } elseif($type == 'thumb') {
 277                                         $tem->show('listing_value_thumb');
 278                                 } else {
 279                                         $tem->set('listing_enc', 'html');
 280                                         $tem->show('listing_value_enc');
 281                                 }
 282
 283                                 if($GLOBALS['opt_display'] != 'Yes') {
 284                                         $tem->show('opt_display_a_else');
 285                                 }
 286                                 $tem->show('listing_head_col');
 287                                 $tem->show('listing_row_col');
 288                         }
 289                 }
 290         }
 291
 292         if($GLOBALS['opt_db'] == 'Yes') {
 293                 $tem->show('opt_db_1');
 294                 $tem->show('opt_db_2');
 295         } else {
 296                 $tem->show('opt_db_1_else');
 297         }
 298
 299         if($GLOBALS['opt_listing'] == 'Yes') {
 300                 $tem->show('opt_listing_1');
 301         }
 302
 303         if($GLOBALS['opt_display'] == 'Yes') {
 304                 $tem->show('opt_display_1');
 305         }
 306
 307         if($GLOBALS['opt_email'] == 'Yes' && $GLOBALS['opt_db'] != 'Yes') {
 308                 $tem->set('name', 'send');
 309                 $tem->set('caption', 'Send');
 310         } else {
 311                 $tem->set('name', 'save');
 312                 $tem->set('caption', 'Save');
 313         }
 314         $tem->show('submit');
 315         $tem->show('row');
 316
 317         $tem->show('form');
 318
 319         if($has_html_editors) {
 320                 $tem->show('html_editor_headers');
 321         }
 322
 323         if($whole_file) {
 324                 return $tem->run();
 325         } else {
 326                 return $tem->get('form');
 327         }
 328 }
 329
 330 function view_html() {
 331         view_headers();
 332         echo make_html();
 333 }
 334
 335 function show_in_listing($type, $input, $format, $sql) {
 336         switch($input) {
 337                 case 'submit':
 338                 case 'hidden':
 339                 case 'password':
 340                 case 'textarea':
 341                 case 'html':
 342                         return false;
 343         }
 344         if($type == 'image') {
 345                 return false;
 346         }
 347
 348         return true;
 349 }
 350
 351 function make_php() {
 352         $has_html_editors = false;
 353         $tem = new tem();
 354         $tem->load('code/wfpl/metaform/template.php');
 355         $tem->set('file_name', $GLOBALS['file_name']);
 356         $tem->set('table_name', $GLOBALS['table_name']);
 357         $tem->set('singular', $GLOBALS['singular']);
 358         $tem->set('plural', $GLOBALS['plural']);
 359         $fields = get_fields();
 360         $db_fields = '';
 361         $always_field = find_always_field($fields);
 362         $image_included_yet = false;
 363         foreach($fields as $field) {
 364                 list($name, $type, $input, $format, $sql) = $field;
 365                 if($input != 'submit') {
 366                         $tem->set('format', $format);
 367                         $tem->set('name', $name);
 368                         $tem->set('db_field', ''); # we don't want to use the value from last time
 369                         if($sql != 'n/a') {
 370                                 if($db_fields != '') $db_fields .= ',';
 371                                 $db_fields .= $name;
 372                         }
 373                         if($input == 'image') {
 374                                 if($type == 'thumb') {
 375                                         $tem->show('thumb_settings');
 376                                         $tem->show('thumb_upload_params');
 377                                         $tem->show('thumb_w_h');
 378                                 }
 379                                 $tem->show('image_settings');
 380                                 $tem->show('image_upload');
 381                                 $has_uploads = true;
 382                         } else if($input == 'file') {
 383                                 $tem->show('file_settings');
 384                                 $tem->show('file_upload');
 385                                 $has_uploads = true;
 386                         } else {
 387                                 if($input == 'html') {
 388                                         $has_html_editors = true;
 389                                 } elseif($input == 'pulldown') {
 390                                         $tem->show('pulldowns');
 391                                         $tem->show('pulldown_format_extra');
 392                                 }
 393                                 $tem->show('formats');
 394                         }
 395                 }
 396
 397                 if($GLOBALS['opt_listing'] == 'Yes') {
 398                         if(show_in_listing($type, $input, $format, $sql)) {
 399                                 $tem->show('listing_fields_1');
 400                                 $tem->show('listing_fields_2');
 401                         }
 402                 }
 403         }
 404         if($has_uploads) {
 405                 $tem->show('uploads_include');
 406                 $tem->show('upload_max');
 407                 $tem->show('upload_settings');
 408                 $image_included_yet = true;
 409         }
 410
 411         if($has_html_editors) {
 412                 $tem->show('show_extra_headers');
 413         }
 414
 415         $tem->set('always_field', $always_field);
 416         $tem->set('db_fields', $db_fields);
 417         $tem->set('metaform_url', edit_url());
 418         if($GLOBALS['opt_listing'] == 'Yes') {
 419                 $tem->show('opt_listing_1');
 420                 $tem->show('opt_listing_2');
 421         }
 422         if($GLOBALS['opt_display'] == 'Yes') {
 423                 $tem->show('opt_display_1');
 424                 $tem->show('opt_display_2');
 425         } else {
 426                 $tem->show('opt_display_1_else');
 427         }
 428         if($GLOBALS['opt_db'] == 'Yes') {
 429                 $tem->show('opt_db_1');
 430                 $tem->show('opt_db_2');
 431                 $tem->show('opt_db_3');
 432                 $tem->show('opt_db_4');
 433                 $tem->show('opt_db_5');
 434         }
 435         if($GLOBALS['opt_email'] == 'Yes') {
 436                 $this_domain = $_SERVER['HTTP_HOST'];
 437                 if(substr($this_domain, -2) == '.l') {
 438                         $this_domain = substr($this_domain, 0, -1) . 'com';
 439                 }
 440                 $tem->set('this_domain', $this_domain);
 441                 $tem->show('opt_email_1');
 442                 $tem->show('opt_email_2');
 443         }
 444         if($GLOBALS['opt_pass'] == 'Yes') {
 445                 $tem->show('opt_pass');
 446         }
 447         return $tem->run();
 448 }
 449
 450 # make a URL for the edit page with all the fields filled in
 451 function edit_url() {
 452         $url = this_url();
 453         $url = ereg_replace('view_php=[^&]*', 'edit=yes', $url);
 454         $url = ereg_replace('download_tar=[^&]*', 'edit=yes', $url);
 455         $url = ereg_replace('/[a-z0-9_.]*\?', '/?', $url);
 456         $url = str_replace('jasonwoof.l', 'jasonwoof.com', $url); # so that code generated on Jason's home computer will display a publically accessible link.
 457         return $url;
 458 }
 459
 460 function view_php() {
 461         view_headers();
 462         echo make_php();
 463 }
 464
 465 function make_email() {
 466         $tem = new tem();
 467         $tem->load('code/wfpl/metaform/template.email.txt');
 468         $tem->set('file_name', $GLOBALS['file_name']);
 469         $tem->set('table_name', $GLOBALS['table_name']);
 470         $tem->set('singular', $GLOBALS['singular']);
 471         $tem->set('plural', $GLOBALS['plural']);
 472         $fields = get_fields();
 473         foreach($fields as $field) {
 474                 list($name, $type, $input, $format, $sql) = $field;
 475                 $tem->set('name', $name);
 476                 $tem->set('caption', format_caption($name));
 477                 if($type == 'textarea') {
 478                         $tem->show('multi_line');
 479                 } elseif($type == 'checkbox') {
 480                         $tem->show('checkbox');
 481                 } else {
 482                         $tem->show('normal');
 483                 }
 484                 $tem->show('fields');
 485         }
 486         return $tem->run();
 487 }
 488
 489 function make_htaccess() {
 490         $tem = new tem();
 491         $tem->set('form', $GLOBALS['file_name']);
 492         return $tem->run('code/wfpl/metaform/htaccess');
 493 }
 494
 495 function view_email() {
 496         view_headers();
 497         echo make_email();
 498 }
 499
 500 function preview() {
 501         tem_load('code/wfpl/metaform/preview.html');
 502         tem_set('file_name', $GLOBALS['file_name']);
 503         tem_set('table_name', $GLOBALS['table_name']);
 504         tem_set('singular', $GLOBALS['singular']);
 505         tem_set('plural', $GLOBALS['plural']);
 506         tem_set('fields', $_REQUEST['fields']);
 507         $preview_tem = new tem();
 508         $preview_tem->load_str(make_html(false));
 509         if($GLOBALS['opt_db'] == 'Yes') {
 510                 $preview_tem->show('new_msg');
 511         }
 512         $fields = get_fields();
 513         foreach($fields as $field) {
 514                 list($name, $type, $input, $format, $sql) = $field;
 515                 if($type == 'pulldown') {
 516                         pulldown($name, array('option 1', 'option 2', 'option 3'));
 517                 }
 518         }
 519         $preview = $preview_tem->run();
 520         unset($preview_tem);
 521         $preview = ereg_replace('type="submit"', 'type="submit" disabled="disabled"', $preview);
 522         tem_set('preview', $preview);
 523         tem_show('hiddens');
 524         set_form_action();
 525         tem_output();
 526 }
 527
 528 function download_tar() {
 529         $name = $GLOBALS['file_name'];
 530         $data = array(
 531                 "INSTALL" => read_whole_file('code/wfpl/metaform/INSTALL'),
 532                 ".htaccess" => make_htaccess(),
 533                 #"run.php ->" => 'code/wfpl/run.php',
 534                 "style.css" => read_whole_file('code/wfpl/metaform/style.css'),
 535                 "$name.html" => make_html(),
 536                 "$name.php" => make_php());
 537         if($GLOBALS['opt_db'] == 'Yes') {
 538                 $data["$name.sql"] = make_sql();
 539         }
 540         if($GLOBALS['opt_email'] == 'Yes') {
 541                 $data["$name.email.txt"] = make_email();
 542         }
 543         make_tar($name, $data);
 544 }
 545
 546
 547 metaform();
 548 exit();