From 2eab32b23556a89b3190e208b88c1fd3bec4eb4d Mon Sep 17 00:00:00 2001
From: Jason Woofenden <jason183@herkamire.com>
Date: Sun, 31 Dec 2006 14:54:15 -0500
Subject: [PATCH] added (untested) updates to metaform's php template to do
 editing and deleting from database

---
 metaform.php          |    1 +
 metaform/template.php |   57 ++++++++++++++++++++++++++++++++++++++++++-------
 2 files changed, 50 insertions(+), 8 deletions(-)

diff --git a/metaform.php b/metaform.php
index 2adf13b..347717c 100644
--- a/metaform.php
+++ b/metaform.php
@@ -201,6 +201,7 @@ function make_php() {
 				$php_fields .= '$' . $name;
 			}
 			$tem->sub('formats');
+			$tem->sub('tem_sets');
 			if(!$always_field and $input != 'checkbox' and $input != 'radio') {
 				$always_field = $name;
 			}
diff --git a/metaform/template.php b/metaform/template.php
index 2ee09ee..2755101 100644
--- a/metaform/template.php
+++ b/metaform/template.php
@@ -2,32 +2,65 @@
 
 # This form requires wfpl. See: http://jasonwoof.org/wfpl
 
-# You'll need to set the following to a valid email address:
+# This code can send form results by e-mail and/or save them to a database. See
+# the next two comments to enable either or both.
+
+# To send results by e-mail, all you have to do is set your e-mail address here:
 $GLOBALS['~form_name~_form_recipient'] = "fixme@example.com";
 
+# To save results to a database, you'll need to create the ~form_name~ table
+# (the file ~form_name~.sql should help with this), and create a file called
+# 'db_connect.php' which calls db_connect() see:
+# code/wfpl/examples/db_connect.php
+
 if(!file_exists('code/wfpl/template.php')) { die('This form requires <a href="http://jasonwoof.org/wfpl">wfpl</a>.'); }
 require_once('code/wfpl/template.php');
 require_once('code/wfpl/format.php');
 require_once('code/wfpl/email.php');
+require_once('code/wfpl/db.php');
 
 function ~form_name~_get_fields() {
 	$fields = array();
 	<!--~formats start~-->
-	$~name~ = format_~format~($_REQUEST['~name~']);
-	tem_set('~name~', $~name~);
-	<!--~end~-->
+	$~name~ = format_~format~($_REQUEST['~name~']);<!--~end~-->
+	<!--~tem_sets~-->
+	tem_set('~name~', $~name~);<!--~end~-->
+
 	return array(~php_fields~);
 }
 
 function ~form_name~() {
+	$event_id = format_int($_REQUEST['~form_name~_edit_id']);
+	if($edit_id) {
+		# add hidden field for database id of row we're editing
+		tem_set('~form_name~_event_id', $edit_id);
+		tem_sub('editing');
+	}
+
+	$delete_id = format_int($_REQUEST['~form_name~_delete_id']);
+	if($delete_id) {
+		db_delete('~form_name~', 'id = %"', $delete_id);
+
+		# FIXME: what to do after delete?
+		return;
+	}
+
 	if(isset($_REQUEST['~always_field~'])) {
 		list(~php_fields~) = ~form_name~_get_fields();
 
 		if("you're happy with the POSTed values") {
-			# uncomment the following lines to save the values recieved to the
-			# database. You can use ~form_name~.sql to create the database table.
-			#require_once('db_connect.php');
-			#db_insert('~form_name~', '~db_fields~', ~php_fields~);
+			# to enable saving to a database, create a file called 'db_connect.php'
+			# see: code/wfpl/examples/db_connect.php
+			if(file_exists('db_connect.php') {
+				require_once('db_connect.php');
+				if($edit_id) {
+					db_update('~form_name~', '~db_fields~', ~php_fields~, 'id = %"', $edit_id);
+					tem_set('did', 'updated');
+				} else {
+					db_insert('~form_name~', '~db_fields~', ~php_fields~);
+					tem_set('did', 'saved');
+				}
+			}
 			if($GLOBALS['~form_name~_form_recipient'] != "fixme@example.com") {
 				$to = $GLOBALS['~form_name~_form_recipient'];
 				if(isset($_REQUEST['email']) and valid_email($_REQUEST['email'])) {
@@ -54,6 +87,14 @@ function ~form_name~() {
 		# show up in the form fields. You should add some message asking people to
 		# fix their entry in whatever way you require.
 	}
+	} elseif($edit_id) {
+		# we've recieved an edit id, but no data. So we grab the values to be edited from the database
+		list(~php_fields~) = db_get_row('events', '~db_fields~', 'id = %"', $event_id);
+		~tem_sets~
+	} else {
+		# form not submitted, you can set default values like so
+		#tem_set('~always_field~', 'Yes');
+	}
 
 	tem_sub('form');
 }
-- 
1.7.10.4