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         'submit' =>     array('submit',      'oneline',    'n/a')
  55 );
  56
  57 function list_available_types() {
  58         ksort($GLOBALS['types']);
  59         foreach($GLOBALS['types'] as $key => $value) {
  60                 tem_set('type', $key);
  61                 tem_show('types');
  62                 tem_show('types_sep');
  63         }
  64 }
  65
  66
  67 function metaform() {
  68         if(isset($_REQUEST['singular'])) {
  69                 $GLOBALS['file_name'] = format_varname($_REQUEST['file_name']);
  70                 $GLOBALS['table_name'] = format_varname($_REQUEST['table_name']);
  71                 $GLOBALS['plural'] = format_oneline($_REQUEST['plural']);
  72                 # backwards compatibility:
  73                 if(isset($_REQUEST['form_name'])) {
  74                         $GLOBALS['file_name'] = $GLOBALS['table_name'] = $GLOBALS['plural'] = format_varname($_REQUEST['form_name']);
  75                 }
  76                 tem_set('file_name', $GLOBALS['file_name']);
  77                 tem_set('table_name', $GLOBALS['table_name']);
  78                 tem_set('plural', $GLOBALS['plural']);
  79
  80                 $GLOBALS['singular'] = format_oneline($_REQUEST['singular']);
  81                 tem_set('singular', $GLOBALS['singular']);
  82                 $GLOBALS['opt_email'] = format_yesno($_REQUEST['opt_email']);
  83                 tem_set('opt_email', $GLOBALS['opt_email']);
  84                 $GLOBALS['opt_db'] = format_yesno($_REQUEST['opt_db']);
  85                 tem_set('opt_db', $GLOBALS['opt_db']);
  86                 $GLOBALS['opt_listing'] = format_yesno($_REQUEST['opt_listing']);
  87                 tem_set('opt_listing', $GLOBALS['opt_listing']);
  88                 $GLOBALS['opt_display'] = format_yesno($_REQUEST['opt_display']);
  89                 tem_set('opt_display', $GLOBALS['opt_display']);
  90                 $GLOBALS['opt_pass'] = format_yesno($_REQUEST['opt_pass']);
  91                 tem_set('opt_pass', $GLOBALS['opt_pass']);
  92         }
  93
  94         if(isset($_REQUEST['fields'])) {
  95                 if(isset($_REQUEST['view_sql'])) {
  96                         view_sql();
  97                         exit();
  98                 } elseif(isset($_REQUEST['view_php'])) {
  99                         view_php();
 100                         exit();
 101                 } elseif(isset($_REQUEST['view_html'])) {
 102                         view_html();
 103                         exit();
 104                 } elseif(isset($_REQUEST['view_email'])) {
 105                         view_email();
 106                         exit();
 107                 } elseif(isset($_REQUEST['download_tar'])) {
 108                         download_tar();
 109                         exit();
 110                 } elseif(isset($_REQUEST['preview'])) {
 111                         preview();
 112                         exit();
 113                 } elseif(isset($_REQUEST['edit'])) {
 114                         tem_set('fields', $_REQUEST['fields']);
 115                         # fall through
 116                 } else {
 117                         die("Sorry... couldn't tell which button you pressed");
 118                 }
 119         }
 120
 121
 122         set_form_action();
 123         tem_load('code/wfpl/metaform/main.html');
 124         list_available_types();
 125         tem_output();
 126 }
 127
 128
 129 function field_input($type)  { return $GLOBALS['types'][$type][0]; }
 130 function field_format($type) { return $GLOBALS['types'][$type][1]; }
 131 function field_sql($type)    { return $GLOBALS['types'][$type][2]; }
 132
 133 function get_fields() {
 134         # no sense in doing all this so many times
 135         if(isset($GLOBALS['gotten_fields'])) {
 136                 return $GLOBALS['gotten_fields'];
 137         }
 138
 139         $fields_str = unix_newlines($_REQUEST['fields']);
 140         $GLOBALS['gotten_fields'] = array();
 141         $fields_str = rtrim($fields_str);
 142         $fields = split("\n", $fields_str);
 143         foreach($fields as $field) {
 144                 list($name, $type, $options) = split('  *', $field);
 145                 if($options) $options = split(',', $options);
 146                 if(!$type) $type = $name;
 147                 $input = field_input($type);
 148                 $format = field_format($type);
 149                 $sql = field_sql($type);
 150                 $GLOBALS['gotten_fields'][] = array($name, $type, $input, $format, $sql, $options);
 151         }
 152         return $GLOBALS['gotten_fields'];
 153 }
 154
 155 # this one, that you're using to create forms
 156 function set_form_action() {
 157         $action = ereg_replace('.*/', '', $_SERVER['REQUEST_URI']);
 158         if($action == '') $action = './';
 159         tem_set('form_action', $action);
 160 }
 161
 162 # perfect HTTP headers for viewing created files
 163 function view_headers() {
 164         header('Content-type: text/plain');
 165 }
 166
 167
 168
 169
 170 function make_sql() {
 171         $tem = new tem();
 172         $tem->load('code/wfpl/metaform/template.sql');
 173         $tem->set('table_name', $GLOBALS['table_name']);
 174         $fields = get_fields();
 175         foreach($fields as $field) {
 176                 list($name, $type, $input, $format, $sql) = $field;
 177                 if($sql != 'n/a') {
 178                         $tem->set('name', $name);
 179                         $tem->set('type', $sql);
 180                         if(substr($sql, 0, 3) == 'int' || substr($sql, 0, 7) == 'decimal') {
 181                                 $tem->set('default', '0');
 182                         } elseif($format == 'yesno') {
 183                                 $tem->set('default', '"No"');
 184                         } else {
 185                                 $tem->set('default', '""');
 186                         }
 187                         $tem->show('column');
 188                 }
 189         }
 190         view_headers();
 191         return $tem->run();
 192 }
 193
 194 function view_sql() {
 195         view_headers();
 196         echo make_sql();
 197 }
 198
 199 # always_field is a form field that always submits (unlike say, checkboxes). It's used to detect if the form has submitted or not.
 200 function find_always_field($fields) {
 201         foreach($fields as $field) {
 202                 list($name, $type, $input, $format, $sql) = $field;
 203                 if($input != 'submit' && $input != 'checkbox' && $input != 'radio') {
 204                         return $name;
 205                 }
 206         }
 207
 208         return false;
 209 }
 210
 211
 212
 213 # pass false if you want to exclude the <head> and <body> tag etc.
 214 function make_html($whole_file = true) {
 215         $uploads_output_already = false;
 216         $has_html_editors = false;
 217         $tem = new tem();
 218         $tem->load('code/wfpl/metaform/template.html');
 219         $tem->set('file_name', $GLOBALS['file_name']);
 220         $tem->set('table_name', $GLOBALS['table_name']);
 221         $tem->set('singular', $GLOBALS['singular']);
 222         $tem->set('plural', $GLOBALS['plural']);
 223         $fields = get_fields();
 224         $tem->set('always_field', find_always_field($fields));
 225         foreach($fields as $field) {
 226                 list($name, $type, $input, $format, $sql) = $field;
 227                 $tem->set('name', $name);
 228                 $tem->set('caption', format_caption($name));
 229                 $tem->show($input);
 230                 if($input != 'hidden') {
 231                         $tem->show('row');
 232                 }
 233
 234                 if($input == 'image' && !$uploads_output_already) {
 235                         $tem->show('uploads');
 236                         $tem->set('enctype_attr', '" enctype="multipart/form-data');
 237                         $uploads_output_already = true;
 238                 } elseif($input == 'html') {
 239                         $has_html_editors = true;
 240                         $tem->set('html_field_name', $name);
 241                         $tem->show('replace_textarea');
 242                 }
 243
 244                 if($GLOBALS['opt_display'] == 'Yes') {
 245                         switch($input) {
 246                                 case 'image':
 247                                         $tem->show('display_image');
 248                                 break;
 249                                 case 'checkbox':
 250                                         $tem->show('display_yesno');
 251                                 break;
 252                                 case 'date':
 253                                         $tem->show('display_date');
 254                                 break;
 255                                 case 'textarea':
 256                                         $tem->show('display_multiline');
 257                                 break;
 258                                 case 'html':
 259                                         $tem->show('display_html');
 260                                 break;
 261                                 default:
 262                                         $tem->show('display_short');
 263                         }
 264                         $tem->show('display_row');
 265                 }
 266
 267                 if($GLOBALS['opt_listing'] == 'Yes') {
 268                         if(show_in_listing($type, $input, $format, $sql)) {
 269                                 if($format == 'bool' || $format == 'yesno') {
 270                                         $tem->set('listing_enc', 'yesno');
 271                                         $tem->show('listing_value_enc');
 272                                 } elseif($input == 'date') {
 273                                         $tem->set('listing_enc', 'mmddyyyy');
 274                                         $tem->show('listing_value_enc');
 275                                 } elseif($type == 'thumb') {
 276                                         $tem->show('listing_value_thumb');
 277                                 } else {
 278                                         $tem->set('listing_enc', 'html');
 279                                         $tem->show('listing_value_enc');
 280                                 }
 281
 282                                 if($GLOBALS['opt_display'] != 'Yes') {
 283                                         $tem->show('opt_display_a_else');
 284                                 }
 285                                 $tem->show('listing_head_col');
 286                                 $tem->show('listing_row_col');
 287                         }
 288                 }
 289         }
 290
 291         if($GLOBALS['opt_db'] == 'Yes') {
 292                 $tem->show('opt_db_1');
 293                 $tem->show('opt_db_2');
 294         } else {
 295                 $tem->show('opt_db_1_else');
 296         }
 297
 298         if($GLOBALS['opt_listing'] == 'Yes') {
 299                 $tem->show('opt_listing_1');
 300         }
 301
 302         if($GLOBALS['opt_display'] == 'Yes') {
 303                 $tem->show('opt_display_1');
 304                 $tem->show('opt_display_2');
 305         }
 306
 307         if($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         $php_fields = '';
 362         $always_field = find_always_field($fields);
 363         $image_included_yet = false;
 364         foreach($fields as $field) {
 365                 list($name, $type, $input, $format, $sql) = $field;
 366                 if($input != 'submit') {
 367                         $tem->set('format', $format);
 368                         $tem->set('name', $name);
 369                         $tem->set('db_field', ''); # we don't want to use the value from last time
 370                         if($sql != 'n/a') {
 371                                 if($db_fields != '') $db_fields .= ',';
 372                                 $db_fields .= $name;
 373                                 if($php_fields != '') $php_fields .= ', ';
 374                                 $php_fields .= '$' . $name;
 375                         }
 376                         if($input == 'image') {
 377                                 if($type == 'thumb') {
 378                                         $tem->show('thumb_settings');
 379                                         $tem->show('thumb_upload_params');
 380                                         $tem->show('thumb_w_h');
 381                                 }
 382                                 $tem->show('image_settings');
 383                                 $tem->show('image_upload');
 384                                 if(!$image_included_yet) {
 385                                         $tem->show('image_include');
 386                                         $tem->show('upload_max');
 387                                         $tem->show('upload_settings');
 388                                         $image_included_yet = true;
 389                                 }
 390                         } else {
 391                                 if($input == 'html') {
 392                                         $has_html_editors = true;
 393                                 } elseif($input == 'pulldown') {
 394                                         $tem->show('pulldowns');
 395                                         $tem->show('pulldown_format_extra');
 396                                 }
 397                                 $tem->show('formats');
 398                         }
 399                         $tem->show('tem_sets');
 400                 }
 401
 402                 if($GLOBALS['opt_listing'] == 'Yes') {
 403                         if(show_in_listing($type, $input, $format, $sql)) {
 404                                 $tem->show('listing_fields_1');
 405                                 $tem->show('listing_fields_2');
 406                         }
 407                 }
 408         }
 409
 410         if($has_html_editors) {
 411                 $tem->show('show_extra_headers');
 412         }
 413
 414         $tem->set('always_field', $always_field);
 415         $tem->set('db_fields', $db_fields);
 416         $tem->set('php_fields', $php_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                 $tem->show('opt_display_2_else');
 428         }
 429         if($GLOBALS['opt_db'] == 'Yes') {
 430                 $tem->show('opt_db_1');
 431                 $tem->show('opt_db_2');
 432                 $tem->show('opt_db_3');
 433                 $tem->show('opt_db_4');
 434                 $tem->show('opt_db_5');
 435         }
 436         if($GLOBALS['opt_email'] == 'Yes') {
 437                 $tem->show('opt_email_1');
 438                 $tem->show('opt_email_2');
 439         }
 440         if($GLOBALS['opt_pass'] == 'Yes') {
 441                 $tem->show('opt_pass');
 442                 $tem->show('opt_pass');
 443         }
 444         return $tem->run();
 445 }
 446
 447 # make a URL for the edit page with all the fields filled in
 448 function edit_url() {
 449         $url = this_url();
 450         $url = ereg_replace('view_php=[^&]*', 'edit=yes', $url);
 451         $url = ereg_replace('download_tar=[^&]*', 'edit=yes', $url);
 452         $url = ereg_replace('/[a-z0-9_.]*\?', '/?', $url);
 453         $url = str_replace('jasonwoof.l', 'jasonwoof.com', $url); # so that code generated on Jason's home computer will display a publically accessible link.
 454         return $url;
 455 }
 456
 457 function view_php() {
 458         view_headers();
 459         echo make_php();
 460 }
 461
 462 function make_email() {
 463         $tem = new tem();
 464         $tem->load('code/wfpl/metaform/template.email.txt');
 465         $tem->set('file_name', $GLOBALS['file_name']);
 466         $tem->set('table_name', $GLOBALS['table_name']);
 467         $tem->set('singular', $GLOBALS['singular']);
 468         $tem->set('plural', $GLOBALS['plural']);
 469         $fields = get_fields();
 470         foreach($fields as $field) {
 471                 list($name, $type, $input, $format, $sql) = $field;
 472                 $tem->set('name', $name);
 473                 $tem->set('caption', $name); # fixme
 474                 if($type == 'textarea') {
 475                         $tem->show('multi_line');
 476                 } elseif($type == 'checkbox') {
 477                         $tem->show('checkbox');
 478                 } else {
 479                         $tem->show('normal');
 480                 }
 481                 $tem->show('fields');
 482         }
 483         return $tem->run();
 484 }
 485
 486 function make_htaccess() {
 487         $tem = new tem();
 488         $tem->set('form', $GLOBALS['file_name']);
 489         return $tem->run('code/wfpl/metaform/htaccess');
 490 }
 491
 492 function view_email() {
 493         view_headers();
 494         echo make_email();
 495 }
 496
 497 function preview() {
 498         tem_load('code/wfpl/metaform/preview.html');
 499         tem_set('file_name', $GLOBALS['file_name']);
 500         tem_set('table_name', $GLOBALS['table_name']);
 501         tem_set('singular', $GLOBALS['singular']);
 502         tem_set('plural', $GLOBALS['plural']);
 503         tem_set('fields', $_REQUEST['fields']);
 504         $preview_tem = new tem();
 505         $preview_tem->load_str(make_html(false));
 506         if($GLOBALS['opt_db'] == 'Yes') {
 507                 $preview_tem->show('new_msg');
 508         }
 509         $fields = get_fields();
 510         foreach($fields as $field) {
 511                 list($name, $type, $input, $format, $sql) = $field;
 512                 if($type == 'pulldown') {
 513                         pulldown($name, array('option 1', 'option 2', 'option 3'));
 514                 }
 515         }
 516         $preview = $preview_tem->run();
 517         unset($preview_tem);
 518         $preview = ereg_replace('type="submit"', 'type="submit" disabled="disabled"', $preview);
 519         tem_set('preview', $preview);
 520         tem_show('hiddens');
 521         set_form_action();
 522         tem_output();
 523 }
 524
 525 function download_tar() {
 526         $name = $GLOBALS['file_name'];
 527         $data = array(
 528                 ".htaccess" => make_htaccess(),
 529                 #"run.php ->" => 'code/wfpl/run.php',
 530                 "style.css" => read_whole_file('code/wfpl/metaform/style.css'),
 531                 "$name.html" => make_html(),
 532                 "$name.php" => make_php());
 533         if($GLOBALS['opt_db'] == 'Yes') {
 534                 $data["$name.sql"] = make_sql();
 535         }
 536         if($GLOBALS['opt_email'] == 'Yes') {
 537                 $data["$name.email.txt"] = make_email();
 538         }
 539         make_tar($name, $data);
 540 }
 541
 542
 543 metaform();
 544 exit();