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<?php
// $Id:
 
/**
* Implementation of hook_install().
*/
function tmessage_install() {
switch ($GLOBALS['db_type']) {
case 'mysql':
case 'mysqli':
// add favorite terms managment by terrysco 20080620.
db_query("CREATE TABLE {tmessage} (
mid   INT NOT NULL AUTO_INCREMENT,
uid   INT NOT NULL,
content  text,
hostname varchar(255),
last  INT,
PRIMARY KEY (mid)
) Type=MyISAM /*!40100 DEFAULT CHARACTER SET utf8 */;
");
break;
case 'pgsql':
// TODO: need someone to do this on PostgreSQL
break;
}
}
 
/**
* Implementation of hook_uninstall().
*/
function tmessage_uninstall() {
db_query('DROP TABLE {tmessage}');
}
?>

<?php
// $Id$
 
/*
* Implementation of hook_perm.
*/
function tmessage_perm() {
return array('leave a message', 'administer message');
}
 
/*
* Implementation of hook_menu.
*/
function tmessage_menu($may_cache) {
$items = array();
 
if ($may_cache) {
$items[] = array(
'path' =&gt; 'admin/settings/tmessage',
'title' =&gt; t('Message Management'),
'callback' =&gt; 'drupal_get_form',
'callback arguments' =&gt; array('tmessage_admin_form'),
'access' =&gt; user_access('administer message'),
);
 
$items[] = array(
'path' =&gt; 'admin/settings/tmessage/list',
'type' =&gt; MENU_DEFAULT_LOCAL_TASK,
'title' =&gt; t('Message List'),
'weight' =&gt; 0,
'access' =&gt; user_access('administer message'),
);
 
$items[] = array(
'path' =&gt; 'admin/settings/tmessage/config',
'title' =&gt; t('Message Config'),
'type' =&gt; MENU_LOCAL_TASK,
'callback' =&gt; 'tmessage_config_page',
'access' =&gt; user_access('administer message'),
'weight' =&gt; 1,
);
 
$items[] = array(
'path' =&gt; 'tmessage',
'title' =&gt; t('Message'),
'callback' =&gt; 'drupal_get_form',
'callback arguments' =&gt; array('tmessage_add_form'),
'type' =&gt; MENU_CALLBACK,
'access' =&gt; user_access('leave a message'),
);
 
$items[] = array(
'path' =&gt; 'tmessage/type/edit',
'title' =&gt; t('Edit Message'),
'callback' =&gt; 'drupal_get_form',
'callback arguments' =&gt; array('tmessage_type_edit_form'),
'type' =&gt; MENU_CALLBACK,
'access' =&gt; user_access('administer message'),
);
 
$items[] = array(
'path' =&gt; 'tmessage/type/delete',
'callback' =&gt; 'tmessage_type_delete',
'type' =&gt; MENU_CALLBACK,
'access' =&gt; user_access('administer message'),
);
}
 
return $items;
}
 
function tmessage_get_type() {
$rows = array();
$rows[0] = t('select the message type...');
$result = db_query('SELECT * FROM {tmessage_type}');
 
while ($type = db_fetch_object($result)) {
$rows[$type-&gt;tid] = $type-&gt;name;
}
 
return $rows;
}
 
function tmessage_config_form() {
$form = array();
 
$form['tmessage_post_interval_min'] = array(
'#type' =&gt; 'textfield',
'#title' =&gt; t('post interval'),
'#description' =&gt; t('setup the time between 2 posts'),
'#required' =&gt; TRUE,
'#default_value' =&gt; variable_get('tmessage_post_interval_min', 60),
'#size' =&gt; 10,
);
 
return system_settings_form($form);
}
 
function tmessage_add_type_form() {
$form = array();
$form['typename'] = array(
'#type' =&gt; 'textfield',
'#required' =&gt; TRUE,
'#size' =&gt; 30,
);
$form['submit'] = array(
'#type' =&gt; 'submit',
'#value' =&gt; t('create type'),
);
 
return $form;
}
 
function tmessage_add_type_form_submit($form_id, $form_values) {
$typename = $form_values['typename'];
db_query("INSERT INTO {tmessage_type} SET name = '%s'", $typename);
drupal_set_message(t('you have created a message type.'));
}
 
function tmessage_config_page() {
$output .= drupal_get_form('tmessage_config_form');
$output .= '&lt;br /&gt;&lt;div class="container-inline"&gt;';
$output .= drupal_get_form('tmessage_add_type_form');
$output .= '&lt;/div&gt;';
$result = db_query('SELECT * FROM {tmessage_type}');
 
while ($type = db_fetch_object($result)) {
$rows[] = array(
check_plain($type-&gt;name),
l(t('edit'), "tmessage/type/edit/$type-&gt;tid"). ' ' .l(t('delete'), "tmessage/type/delete/$type-&gt;tid", array('onclick'
=&gt; 'return confirm("'. t('confirm to delete this type?'). '");'))
);
}
$header = array(t('typename'), t('operation'));
$output .= theme('table', $header, $rows);
return $output;
}
 
/*
* generate a form to add message.
*/
function tmessage_add_form() {
global $user;
$form = array();
$form['desc'] = array(
'#type' =&gt; 'markup',
'#value' =&gt; t('hi @username. welcome to give us advice, any words you leave will improve our service', array('@username' =&gt; $user-&gt;name)),
);
 
$form['typeid'] = array(
'#type' =&gt; 'select',
'#title' =&gt; t('Message type'),
'#required' =&gt; TRUE,
'#options' =&gt; tmessage_get_type(),
);
$form['content'] = array(
'#type' =&gt; 'textarea',
'#title' =&gt; t('Message'),
'#rows' =&gt; 5,
'#cols' =&gt; 50,
'#resizable' =&gt; TRUE,
'#required' =&gt; TRUE,
);
$form['contact'] = array(
'#type' =&gt; 'textfield',
'#size' =&gt; 30,
'#title' =&gt; t('contact'),
'#description' =&gt; t('email or phone number here.'),
);
$form['submit'] = array(
'#type' =&gt; 'submit',
'#value' =&gt; t('submit'),
);
return $form;
}
/*
* validate the submit time, if less than 60 sec, throw an error.
*/
function tmessage_add_form_validate($form_id, $form_values) {
global $user;
$last_post = db_result(db_query("SELECT MAX(last) AS last_post FROM {tmessage} WHERE hostname = '%s'", $user-&gt;hostname));
$post_interval = variable_get('tmessage_post_interval_min', 60);
 
if ($form_values['typeid'] == 0) {
form_set_error('typeid', t('you must select the feedback type.'));
}
 
if ((time() - $last_post) &lt; $post_interval) {
form_set_error('content', t('you must leave a message after 1 min.'));
}
}
 
/*
* handle the form tmessage_form.
*/
function tmessage_add_form_submit($form_id, $form_values) {
global $user;
$typeid = intval($form_values['typeid']);
$content = $form_values['content'];
db_query("INSERT INTO {tmessage} SET uid = %d, tid = %d, content = '%s', hostname = '%s', contact = '%s', last = %d", $user-&gt;uid, $typeid, $content, $user-&gt;hostname, $form_values['contact'], time());
drupal_set_message(t('you send a message successfully!'));
}
/*
* return an array of all message.
*/
function tmessage_get_message() {
$rows = array();
 
$result = db_query('SELECT * FROM {tmessage} t INNER JOIN {tmessage_type} s USING(tid) ORDER BY last DESC');
while ($message = db_fetch_object($result)) {
$rows[$message-&gt;mid] = $message;
}
 
return $rows;
}
 
function tmessage_admin_form() {
$form = array();
$form['#tree'] = TRUE;
 
foreach (tmessage_get_message() as $message) {
$form['mid'][$message-&gt;mid] = array(
'#type' =&gt; 'checkbox',
'#return_value' =&gt; $message-&gt;mid,
);
}
$form['delete'] = array(
'#type' =&gt; 'submit',
'#value' =&gt; t('delete'),
'#attributes' =&gt; array(
'onclick'=&gt; 'return confirm("' . t('confirm to delete the message selected?') . '")'
),
);
return $form;
}
 
function tmessage_delete_item($mid) {
if ($mid) {
db_query('DELETE FROM {tmessage} WHERE mid = %d', intval($mid));
}
}
 
function tmessage_admin_form_submit($form_id, $form_values) {
$messages = array_filter($form_values['mid']);
foreach ($messages as $mid) {
tmessage_delete_item($mid);
}
drupal_set_message(t('you have successfully delete the message selected.'));
}
 
function theme_tmessage_admin_form($form) {
drupal_add_css(drupal_get_path('module', 'tmessage') . '/tmessage.css');
$output = '';
 
$messages = tmessage_get_message();
if ($messages) {
foreach ($messages as $message) {
$output .= '&lt;hr class="break_line" /&gt;';
$output .= '&lt;div class="tmessage"&gt;';
$output .= '&lt;div class="tmessage_body"&gt;';
$output .= drupal_render($form['mid'][$message-&gt;mid]);
$output .= '&lt;strong&gt;' .check_plain($message-&gt;name). '&lt;/strong&gt;';
$output .= check_plain($message-&gt;content);
$output .= '&lt;/div&gt;';
$output .= '&lt;div class="tmessage_author_info"&gt;';
if ($message-&gt;uid) {
$from = user_load(array('uid' =&gt; $message-&gt;uid));
$username = check_plain($from-&gt;name);
}
else {
$username = variable_get('anonymous', t('no name'));
}
$output .= '&lt;span class="tmessage_name_link"&gt;' .$username. ' [' .check_plain($message-&gt;contact). ']&lt;/span&gt;';
$output .= '&lt;span class="tmessage_addr"&gt;' .format_date($message-&gt;last, 'custom', 'Y-m-d H:i'). ' [' .$message-&gt;hostname. ']&lt;/span&gt;';
$output .= '&lt;/div&gt;&lt;/div&gt;';
}
$output .= '&lt;div class="tmessage_op"&gt;' .drupal_render($form). '&lt;/div&gt;';
$output .= theme('pager');
}
return $output;
}
 
function tmessage_type_edit_form($tid) {
$tid = intval($tid);
$typename = db_result(db_query('SELECT name FROM {tmessage_type} WHERE tid = %d', $tid));
$form = array();
if ($typename) {
$form['typeid'] = array(
'#type' => 'value',
'#value' => $tid,
);
$form['typename'] = array(
'#type' => 'textfield',
'#title' => t('edit the type name'),
'#default_value' => $typename,
'#size' => 10,
'#required' => TRUE,
);
$form['submit'] = array(
'#type' =>  'submit',
'#value' =&gt; t('submit'),
);
}
return $form;
}
 
function tmessage_type_edit_form_submit($form_id, $form_values) {
db_query("UPDATE {tmessage_type} SET name = '%s' WHERE tid = %d", $form_values['typename'], $form_values['typeid']);
drupal_set_message('the message type has been updated!');
return 'admin/settings/tmessage/config';
}
 
function tmessage_type_delete($tid) {
$tid = intval($tid);
db_query('DELETE FROM {tmessage_type} WHERE tid = %d', $tid);
db_query('DELETE FROM {tmessage} WHERE tid = %d', $tid);
drupal_set_message('the message type has been deleted!');
drupal_goto('admin/settings/tmessage/config');
}