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[wfpl.git] / metaform.php
index c20515e..7bfa9f7 100644 (file)
 <?php
 
+#  Copyright (C) 2006 Jason Woofenden
+#
+#  This file is part of wfpl.
+#
+#  wfpl is free software; you can redistribute it and/or modify it under the
+#  terms of the GNU Lesser General Public License as published by the Free
+#  Software Foundation; either version 2.1 of the License, or (at your option)
+#  any later version.
+#
+#  wfpl is distributed in the hope that it will be useful, but WITHOUT ANY
+#  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+#  FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for
+#  more details.
+#
+#  You should have received a copy of the GNU Lesser General Public License
+#  along with wfpl; if not, write to the Free Software Foundation, Inc., 51
+#  Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+
+
+# This file writes the code for you (sql, php, html, email) to handle a form.
+
 require_once('code/wfpl/template.php');
+require_once('code/wfpl/http.php');
+require_once('code/wfpl/tar.php');
+require_once('code/wfpl/format.php');
 
 # see code/wfpl/metaform/template.html for the html templates for these elements
 $GLOBALS['types'] = array(
 #    type                  input          format        sql     
        'name' =>       array('textbox',     'oneline',    'varchar(200)'),
        'textbox' =>    array('textbox',     'oneline',    'varchar(200)'),
+       'int' =>        array('textbox',     'int',        'int'),
+       'bigint' =>     array('textbox',     'int',        'varchar(100)'), # up to 100 digits, stored as a string
        'email' =>      array('textbox',     'email',      'varchar(100)'),
        'phone' =>      array('textbox',     'phone',      'varchar(32)'),
+       'state' =>      array('states',      'oneline',    'varchar(2)'),
        'money' =>      array('textbox',     'money',      'varchar(32)'),
        'dollars' =>    array('textbox',     'dollars',    'varchar(32)'),
        'url' =>        array('textbox',     'url',        'varchar(200)'),
+       'hidden' =>     array('hidden',      'unix',       'varchar(200)'),
+       'password' =>   array('password',    'oneline',    'varchar(200)'),
        'textarea' =>   array('textarea',    'unix',       'text'),
+       'html' =>       array('html',        'unix',       'text'),
        'pulldown' =>   array('pulldown',    'options',    'int'),
-       'checkbox' =>   array('checkbox',    'yesno',   'int'),
-       'yesno' =>      array('checkbox',    'yesno',   'int'),
+       'radio' =>      array('radio',       'oneline',    'varchar(200)'),
+       'checkbox' =>   array('checkbox',    'yesno',      'varchar(3)'),
+       'yesno' =>      array('checkbox',    'yesno',      'varchar(3)'),
+       'delete' =>     array('checkbox',    'yesno',      'n/a'),
+       'image' =>      array('image',       'oneline',    'varchar(200)'),
        'submit' =>     array('submit',      'oneline',    'n/a')
 );
 
-if(isset($_REQUEST['form_name'])) {
-       $GLOBALS['form_name'] = $_REQUEST['form_name'];
-} else {
-       $GLOBALS['form_name'] = 'some_form';
-}
-
-if(isset($_REQUEST['fields'])) {
-       if(isset($_REQUEST['download_sql'])) {
-               download_sql();
-               exit();
-       } elseif(isset($_REQUEST['download_php'])) {
-               download_php();
-               exit();
-       } elseif(isset($_REQUEST['download_template'])) {
-               download_template();
-               exit();
-       } elseif(isset($_REQUEST['download_email'])) {
-               download_email();
-               exit();
+function list_available_types() {
+       $types = '';
+       foreach($GLOBALS['types'] as $key => $value) {
+               if($types) {
+                       $types .= ', ';
+               }
+               $types .= $key;
+       }
+       tem_set('available_types', $types);
+}
+
+
+function metaform() {
+       if(isset($_REQUEST['form_name'])) {
+               $GLOBALS['form_name'] = ereg_replace('[^a-z0-9_-]', '', $_REQUEST['form_name']);
+               $GLOBALS['opt_email'] = format_yesno($_REQUEST['opt_email']);
+               tem_set('opt_email', $GLOBALS['opt_email']);
+               $GLOBALS['opt_db'] = format_yesno($_REQUEST['opt_db']);
+               tem_set('opt_db', $GLOBALS['opt_db']);
        } else {
-               tem_set('message', "Sorry... couldn't tell which button you pressed");
-               # fall through
+               $GLOBALS['form_name'] = 'some_form';
        }
-} else {
+
+       if(isset($_REQUEST['fields'])) {
+               if(isset($_REQUEST['view_sql'])) {
+                       view_sql();
+                       exit();
+               } elseif(isset($_REQUEST['view_php'])) {
+                       view_php();
+                       exit();
+               } elseif(isset($_REQUEST['view_html'])) {
+                       view_html();
+                       exit();
+               } elseif(isset($_REQUEST['view_email'])) {
+                       view_email();
+                       exit();
+               } elseif(isset($_REQUEST['download_tar'])) {
+                       download_tar();
+                       exit();
+               } elseif(isset($_REQUEST['preview'])) {
+                       preview();
+                       exit();
+               } elseif(isset($_REQUEST['edit'])) {
+                       tem_set('fields', $_REQUEST['fields']);
+                       tem_set('form_name', $GLOBALS['form_name']);
+                       # fall through
+               } else {
+                       die("Sorry... couldn't tell which button you pressed");
+               }
+       }
+
+
+       set_form_action();
+       list_available_types();
        tem_output('code/wfpl/metaform/main.html');
 }
 
+
 function field_input($type)  { return $GLOBALS['types'][$type][0]; }
 function field_format($type) { return $GLOBALS['types'][$type][1]; }
 function field_sql($type)    { return $GLOBALS['types'][$type][2]; }
@@ -67,97 +131,235 @@ function get_fields() {
        return $ret;
 }
 
-function download_headers() {
-       header('Content-type: application/octet-stream');
-       header('Content-disposition: download'); # is this correct? does it do anything?
+# this one, that you're using to create forms
+function set_form_action() {
+       $action = ereg_replace('.*/', '', $_SERVER['REQUEST_URI']);
+       if($action == '') $action = './';
+       tem_set('form_action', $action);
+}
+
+# perfect HTTP headers for viewing created files
+function view_headers() {
+       header('Content-type: text/plain');
 }
        
 
 
 
-function download_sql() {
-       tem_load('code/wfpl/metaform/template.sql');
-       tem_set('form_name', $GLOBALS['form_name']);
+function make_sql() {
+       $tem = new tem();
+       $tem->load('code/wfpl/metaform/template.sql');
+       $tem->set('form_name', $GLOBALS['form_name']);
        $fields = get_fields();
        foreach($fields as $field) {
                list($name, $type, $input, $format, $sql) = $field;
                if($sql != 'n/a') {
-                       tem_set('name', $name);
-                       tem_set('type', $sql);
+                       $tem->set('name', $name);
+                       $tem->set('type', $sql);
                        if($sql == 'int') {
-                               tem_set('default', '0');
+                               $tem->set('default', '0');
                        } else {
-                               tem_set('default', '""');
+                               $tem->set('default', '""');
                        }
-                       tem_sub('column');
+                       $tem->sub('column');
                }
        }
-       download_headers();
-       tem_output();
+       view_headers();
+       return $tem->run();
+}
+
+function view_sql() {
+       view_headers();
+       echo make_sql();
 }
        
 
-function download_template() {
-       tem_load('code/wfpl/metaform/template.html');
-       tem_set('form_name', $GLOBALS['form_name']);
+# pass false if you want to exclude the <head> and <body> tag etc.
+function make_html($whole_file = true) {
+       $uploads_output_already = false;
+       $has_html_editors = false;
+       $tem = new tem();
+       $tem->load('code/wfpl/metaform/template.html');
+       $tem->set('form_name', $GLOBALS['form_name']);
        $fields = get_fields();
        foreach($fields as $field) {
                list($name, $type, $input, $format, $sql) = $field;
-               tem_set('name', $name);
-               tem_set('caption', $name); # fixme
-               tem_sub($input);
+               $tem->set('name', $name);
+               $tem->set('caption', $name); # fixme
+               $tem->sub($input);
+               if($input != 'hidden') {
+                       $tem->sub('row');
+               }
+               if($input == 'image' && !$uploads_output_already) {
+                       $tem->sub('uploads');
+                       $tem->set('enctype_attr', '" enctype="multipart/form-data');
+                       $uploads_output_already = true;
+               } elseif($input == 'html') {
+                       $has_html_editors = true;
+                       $tem->set('html_field_name', $name);
+                       $tem->sub('replace_textarea');
+               }
+       }
+
+       if($GLOBALS['opt_db'] == 'Yes') {
+               $tem->sub('opt_db_1');
+       } else {
+               $tem->sub('opt_db_1_else');
+       }
+       $tem->set('name', 'save');
+       $tem->set('caption', 'Save');
+       $tem->sub('submit');
+       $tem->sub('row');
+       $tem->sub('form');
+
+       if($has_html_editors) {
+               $tem->sub('html_editor_headers');
+       }
+
+       if($whole_file) {
+               return $tem->run();
+       } else {
+               return $tem->get('form');
        }
-       tem_set('name', 'save');
-       tem_set('caption', 'Save');
-       tem_sub('submit');
-       download_headers();
-       tem_output();
 }
 
+function view_html() {
+       view_headers();
+       echo make_html();
+}
 
-function download_php() {
-       tem_load('code/wfpl/metaform/template.php');
-       tem_set('form_name', $GLOBALS['form_name']);
+
+function make_php() {
+       $tem = new tem();
+       $tem->load('code/wfpl/metaform/template.php');
+       $tem->set('form_name', $GLOBALS['form_name']);
        $fields = get_fields();
        $db_fields = '';
+       $php_fields = '';
        $always_field = false;
+       $image_included_yet = false;
        foreach($fields as $field) {
                list($name, $type, $input, $format, $sql) = $field;
                if($input != 'submit') {
-                       tem_set('format', $format);
-                       tem_set('name', $name);
-                       tem_set('db_field', ''); # we don't want to use the value from last time
+                       $tem->set('format', $format);
+                       $tem->set('name', $name);
+                       $tem->set('db_field', ''); # we don't want to use the value from last time
                        if($sql != 'n/a') {
-                               tem_sub('db_field');
                                if($db_fields != '') $db_fields .= ',';
                                $db_fields .= $name;
+                               if($php_fields != '') $php_fields .= ', ';
+                               $php_fields .= '$' . $name;
+                       }
+                       if($input == 'image') {
+                               $tem->sub('image_upload');
+                               $tem->sub('image_db');
+                               if(!$image_included_yet) {
+                                       $tem->sub('image_include');
+                                       $tem->sub('upload_max');
+                                       $tem->sub('upload_settings');
+                                       $image_included_yet = true;
+                               }
+                       } else {
+                               $tem->sub('formats');
                        }
-                       tem_sub('formats');
+                       $tem->sub('tem_sets');
                        if(!$always_field and $input != 'checkbox' and $input != 'radio') {
                                $always_field = $name;
                        }
                }
        }
        # always_field is a form field that always submits (unlike say, checkboxes). It's used to detect if the form has submitted or not.
-       tem_set('always_field', $always_field);
-       tem_set('db_fields', $db_fields);
-       download_headers();
-       tem_output();
+       $tem->set('always_field', $always_field);
+       $tem->set('db_fields', $db_fields);
+       $tem->set('php_fields', $php_fields);
+       $tem->set('metaform_url', edit_url());
+       if($GLOBALS['opt_db'] == 'Yes') {
+               $tem->sub('opt_db_1');
+               $tem->sub('opt_db_2');
+               $tem->sub('opt_db_3');
+               $tem->sub('opt_db_4');
+               $tem->sub('opt_db_5');
+       }
+       if($GLOBALS['opt_email'] == 'Yes') {
+               $tem->sub('opt_email_1');
+               $tem->sub('opt_email_2');
+       }
+       return $tem->run();
 }
 
+# make a URL for the edit page with all the fields filled in
+function edit_url() {
+       $url = this_url();
+       $url = ereg_replace('view_php=[^&]*', 'edit=yes', $url);
+       $url = ereg_replace('download_tar=[^&]*', 'edit=yes', $url);
+       $url = ereg_replace('/[a-z0-9_.]*\?', '/?', $url);
+       return $url;
+}
 
-function download_email() {
-       tem_load('code/wfpl/metaform/template.email.txt');
-       tem_set('form_name', $GLOBALS['form_name']);
+function view_php() {
+       view_headers();
+       echo make_php();
+}
+
+
+function make_email() {
+       $tem = new tem();
+       $tem->load('code/wfpl/metaform/template.email.txt');
+       $tem->set('form_name', $GLOBALS['form_name']);
        $fields = get_fields();
        foreach($fields as $field) {
                list($name, $type, $input, $format, $sql) = $field;
-               tem_set('name', $name);
-               tem_set('caption', $name); # fixme
-               tem_sub('fields');
+               $tem->set('name', $name);
+               $tem->set('caption', $name); # fixme
+               if($type == 'textarea') {
+                       $tem->sub('multi_line');
+               } else {
+                       $tem->sub('fields');
+               }
        }
-       download_headers();
+       return $tem->run();
+}
+
+function make_htaccess() {
+       $tem = new tem();
+       $tem->set('form', $GLOBALS['form_name']);
+       return $tem->run('code/wfpl/metaform/template.htaccess');
+}
+
+function view_email() {
+       view_headers();
+       echo make_email();
+}
+
+
+function preview() {
+       tem_load('code/wfpl/metaform/preview.html');
+       tem_set('form_name', $GLOBALS['form_name']);
+       tem_set('fields', $_REQUEST['fields']);
+       $preview_tem = new tem();
+       $preview = $preview_tem->run(make_html(false));
+       unset($preview_tem);
+       tem_set('preview', $preview);
+       set_form_action();
        tem_output();
 }
 
+function download_tar() {
+       $name = $GLOBALS['form_name'];
+       $data = array(
+               ".htaccess" => make_htaccess(),
+               "run.php ->" => 'code/wfpl/run.php',
+               "$name.html" => make_html(),
+               "$name.sql" => make_sql(),
+               "$name.php" => make_php());
+       if($GLOBALS['opt_email'] == 'Yes') {
+               $data["$name.email.txt"] = make_email();
+       }
+       make_wfpl_tar($name, $data);
+}
+
+
+metaform();
+exit();
+
 ?>