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datagrid.class.php
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<?php
/*
PhotoSynthesis Datagridle
http://www.photosynth.ca/code/datagridle
Ultra-rapid, customizable database content editing interface.
This class is released under the GPL license. If you would like to use it
in proprietary applications, versions under more permissive licenses can
be provided. Write to [email protected].
Suggestions and feedback are welcome.
Copyright (C) 2013 A. McKenty
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
class datagrid{
var $paths;
var $settings;
var $modes = array();
var $mode;
var $struct = array();
var $fields;
var $tabletitle;
var $url;
var $redirect_url;
var $head_links = array(
'css' => array('datagrid.css'),
'js' => array('calendarDateInput.js','jquery.js','datagrid.js'));
var $user_head_links = array(
'css' => array(),
'js' => array()
);
var $dg_name;
var $dg_display_name;
var $ses_name;
var $searchtype;
var $searchfeedback;
var $searchquery;
var $searchsql;
var $sortfield;
var $sorttable;
var $sorttype;
var $newsorttype;
var $feedback;
var $feedback_class;
var $queriedrowsql;
var $totalrowsql;
var $totalrows;
var $queriedrows;
var $displayedrows;
var $start;
var $limit;
var $sql;
var $db;
var $rowcount;
var $primary_table;
var $debug_level = 2;
var $reports = array();
function __construct($primary_table,$db = NULL,$settings = NULL){
// if $db is database object, use that;
// else if db is string, use as database name and get credentials from config
// else if db is array, get credentials from array
// else if db is a mysql link resource, pass to the db class
// else use everything from config
if(is_callable('session_status')){
if (session_status() == PHP_SESSION_NONE) {
session_start();
}
}else if (session_id() == '' && headers_sent() == false){
session_start();
}
$ds = DIRECTORY_SEPARATOR;
$working_abs_path = getcwd().$ds;
$dg_abs_path = dirname(__FILE__).$ds;
$doc_root = $_SERVER['DOCUMENT_ROOT'];
$this->dg_relative_path = '/'.str_replace($doc_root,'',str_replace('\\','/',$dg_abs_path));
if(file_exists($working_abs_path.'dg_config.php')){
include($working_abs_path.'dg_config.php');
}else{
include($dg_abs_path.'dg_config.php');
}
$this->secure_salt = $secure_salt;
if(file_exists($working_abs_path.'dg_paths.php')){
include($working_abs_path.'dg_paths.php');
}else{
include($dg_abs_path.'dg_paths.php');
}
if(file_exists($working_abs_path.'dg_modes.php')){
include($working_abs_path.'dg_modes.php');
}else{
include($dg_abs_path.'dg_modes.php');
}
if(!class_exists('database')){
if(file_exists($this->paths['classes_path'].'database.class.php')){
include($this->paths['classes_path'].'database.class.php');
}else if(file_exists($dg_abs_path.'dependencies/database.class.php')){
include($dg_abs_path.'dependencies/database.class.php');
}else{
$this->exit_error('Database interaction class file not found');
}
}
if(!class_exists('url')){
if(file_exists($this->paths['classes_path'].'url.class.php')){
include($this->paths['classes_path'].'url.class.php');
}else if(file_exists($dg_abs_path.'dependencies/url.class.php')){
include($dg_abs_path.'dependencies/url.class.php');
}else{
$this->exit_error('URL management class file not found');
}
}
if(is_object($db)){
$this->db = $db;
}elseif(is_resource($credentials)){
if(get_resource_type($credentials) == 'mysqli'){
$this->db = new database($credentials);
}
}else{
if(is_array($db)){
foreach ($db as $key=>$value) {
$db_config[$key] = $value;
}
}elseif(is_string($db)){
$db_config['db'] = $db;
}
$this->db = new database($db_config);
}
if(count($this->db->errors) > 0){
$this->exit_error('Count not create database class instance. Database connection failed. <b>Please check that the supplied database connection info is correct.</b><br />Database error:'.$this->db->text_errors());
}
if($settings['dg_name']){
$this->dg_name = $settings['dg_name'];
}else{
$this->dg_name = $primary_table;
}
if(!$settings['unique_dg_id']){
//$trace = debug_backtrace();
//$calling_file = $trace[0]['file'];
$this->unique_dg_id = "dg".substr(md5($primary_table),0,5);
}else{
$this->unique_dg_id = $settings['unique_dg_id'];
}
$this->dbg('ugid in __construct',$this->unique_dg_id);
$this->ses_name = $this->unique_dg_id;
/* FUTURE CACHING SCHEME
if(file_exists('cache/'.$dg_name.'_structure_cache.txt'){
//read in xml, php, or csv file and parse into php struct array
//best, simplest: write a php file with the array defined in it, then just include it
}
*/
if(!$structure){
$this->primary_table = $primary_table;
$this->auto_detect_fields($primary_table);
}else{
$this->struct = $structure;
}
if(!$this->session('settings')){
$this->settings = Array(
'privileges' => 'edit,add,delete',
'display_name' => str_replace('_',' ',ucfirst($this->dg_name)),
'defaultsort' => '',
'defaultsearch' => "",
'defaultlimit' => 50,
'content_css' => 'css/pagecontent.css',
'mode' => 'full',
'tmce_version' => '',
'global_debug_function' => 'testit',
'unique_GET_prefix' => $this->unique_dg_id."_",
'search_child_tables' => true
);
if($settings){
foreach ($settings as $key=>$value) {
$this->settings[$key] = $value;
}
}
$this->set_session('settings',$this->settings);
}else{
$this->settings = $this->session('settings');
}
if($this->GET('mode')){
$this->set_setting('mode',$this->GET('mode'));
}
$this->target_url = new url();
}
function setup_child_grid(){
$ugp = $this->settings['unique_GET_prefix'];
$this->ses_name .= '_'.$this->GET('link_value');
$this->target_url->set_query_pair($ugp.'mode','child');
$parent_link_field = $this->GET('parent_link_field');
$child_link_field = $this->GET('child_link_field');
$link_value = $this->GET('link_value');
$this->target_url->set_query_pair($ugp.'parent_link_field',$parent_link_field);
$this->target_url->set_query_pair($ugp.'child_link_field',$child_link_field);
$this->target_url->set_query_pair($ugp.'link_value',$link_value);
$this->detailssql = $this->primary_table.'.'.$child_link_field." = '$link_value'";
$this->set_field_attribs($this->primary_table,$child_link_field,array(
'type' => 'readonly,hidden',
'default' => $link_value
));
$this->set_setting('display_name',$this->setting('display_name').' for '.$child_link_field.' '.$link_value);
$this->set_setting('default_hidden_fields',array($this->primary_table.$child_link_field));
}
function get_search_fields(){
if($this->setting('search_fields')){
$search_fields = $this->setting('search_fields');
}else{
$search_fields = array();
foreach ($this->struct as $t=>$t_ats) {
$this->dbg("Struct[$t]",$t_ats);
if($t_ats['type'] != 'child' || $this->setting('search_child_tables') == true){
foreach ($t_ats['fields'] as $f=>$f_ats) {
if($f_ats['type'] != 'derivative'){
$search_fields[$t.'.'.$f] = $f_ats;
}
}
}
}
}
$this->dbg('Search fields',$search_fields);
return $search_fields;
}
function search_tab(){
$search_block .= '
<form action="'.$this->target_url->get().'" method="GET" style="float:left" class="search_form">
';
$search_block .= $this->target_url->get_hidden_inputs();
$search_block .= '
<select name="'.$this->GET_pfx().'searchfield" class="search">';
$search_fields = $this->get_search_fields();
foreach ($search_fields as $field => $fieldattribs){
if($field == $this->searchfield || (!$this->searchfield && $fieldattribs['searchdefault'])){
$selected = 'selected';
}else{
$selected = '';
}
$search_block .= "<option value=\"$field\" $selected>$fieldattribs[title]</option>";
}
$search_block .= '
</select>
<select name="'.$this->GET_pfx().'searchtype" class="search">';
$type_options = array('includes','equals','less_than','greater_than');
foreach ($type_options as $key=>$value){
if($value == $this->searchtype){
$selected = 'selected';
}else{
$selected = '';
}
$search_block .= "<option $selected>$value</option>";
}
$search_block .= '
</select>
<input type="text" class="search" name="'.$this->GET_pfx().'searchquery" value="'.$this->searchquery.'"/>
<button type="submit" style="float: none;" class="search">Search</button></form>';
if($this->searchtype && $this->searchfield && $this->searchquery){
$search_block .= '
<form action="'.$this->target_url->get().'" method="GET" style="float:left" class="search_form">
';
$search_block .= $this->target_url->get_hidden_inputs();
$search_block .= '
<input type="hidden" name="'.$this->GET_pfx().'searchquery" value="showall">
<button type="submit" class="search" style="margin-left: 10px;">Reset</button>';
$search_block .= '
</form>';
}
$search_block .= '<br clear="all"/>';
$search_block .= '
</form>';
return $search_block;
}
function paging_tab(){
//Paging input
$paging_block .= "
<form action=\"".$this->target_url->get()."\" method=\"GET\" class=\"paging_form\">
";
$paging_block .= $this->target_url->get_hidden_inputs();
$paging_block .= "
Showing up to
<input type=\"text\" class=\"paging\" style=\"float: none;\" name=\"".$this->GET_pfx()."limit\" value=\"".$this->limit."\" size=\"4\">
items per page, starting with item
<input type=\"text\" name=\"".$this->GET_pfx()."start\" class=\"paging\" style=\"float: none;\" size=\"4\" value=\"".$this->start."\">
<button type=\"submit\" style=\"float: none\" class=\"paging\" value=\"Update\">Update</button>
</form>";
return $paging_block;
}
function grid_controls(){
$out = '
<script language="javascript" type="text/javascript" src="'.$this->paths['js_path'].'jquery.idTabs.min.js"></script>
';
$control_tabs = array(
'search' => "Search",
'paging' => "Paging",
);
if(count($this->reports) > 0){
$control_tabs['reports'] = "Reports";
}
foreach ($control_tabs as $key=>$value) {
if($this->modes[$this->setting('mode')]['show_'.$key]){
$function = $key."_tab";
$tab_headers .= '<li><a href="#'.$key.'_tab">'.$value.'</a></li>';
$content = $this->$function();
$tabs .= '<div id="'.$key.'_tab">'.$content.'</div>';
}
}
$out .= '
<div id="control_tabs" class="control_tabs">
<ul>
'.$tab_headers.'
</ul>
'.$tabs.'
</div>
<script type="text/javascript">
$("#control_tabs ul").idTabs();
</script>';
return $out;
}
function search(){
$this->dbg('Search vars',$this->searchfield.$this->searchtype.$this->searchquery);
if ($this->GET('searchquery') == 'showall'){
$this->unset_session('searchfield');
$this->unset_session('searchquery');
$this->unset_session('searchtype');
unset($this->searchsql,$this->searchquery,$this->searchfield,$this->searchfeedback);
}elseif ($this->GET('searchquery') && $this->GET('searchtype') && $this->GET('searchfield')){
$this->searchfield = $this->GET('searchfield');
$this->searchtype = $this->GET('searchtype');
$this->searchquery = $this->GET('searchquery');
$this->set_session('searchfield',$this->searchfield);
$this->set_session('searchtype',$this->searchtype);
$this->set_session('searchquery',$this->searchquery);
// Reset paging
$this->start = 0;
$this->set_session('start',0);
}elseif($this->session('searchquery')){
$this->searchfield = $this->session('searchfield');
$this->searchtype = $this->session('searchtype');
$this->searchquery = $this->session('searchquery');
}elseif(is_array($this->setting('defaultsearch'))){
$defsearch = $this->setting('defaultsearch');
if($defsearch['field'] && $defsearch['type'] && $defsearch['value']){
$this->searchfield = $defsearch['field'];
$this->searchtype = $defsearch['type'];
$this->searchquery = $defsearch['value'];
}
}
if($this->searchquery && $this->searchfield && $this->searchtype){
$this->searchfeedback = "Showing items where <b>".$this->searchfield."</b> ".$this->searchtype." <b>\"".$this->searchquery."\"</b>";
$field_parts = explode('.',$this->searchfield);
$this->dbg('Field parts',$field_parts);
if($this->struct[$field_parts[0]]['fields'][$field_parts[1]]){ // Make sure field is legit
$this->searchsql = $this->searchfield;
if ($this->searchtype == "includes"){
$this->searchsql .= " LIKE ";
$this->searchsql .= "'%".$this->escape_str($this->searchquery)."%'";
}elseif($this->searchtype == "greater_than"){
$this->searchsql .= " > ";
$this->searchsql .= "'".$this->escape_str($this->searchquery)."'";
}elseif($this->searchtype == "less_than"){
$this->searchsql .= " < ";
$this->searchsql .= "'".$this->escape_str($this->searchquery)."'";
}else{
$this->searchsql .= " = ";
$this->searchsql .= "'".$this->escape_str($this->searchquery)."'";
}
}else{
$this->set_feedback('Searched field ('.$this->searchfield.') doesn\'t exist!','warning');
}
}
}
// Process sort order
// If not in the get, check session
// if not in session, check the default variable
// if default not set, use first field
function sort(){
if($this->GET('sortfield')){
$attribs = $this->field_attribs($this->GET('sorttable'),$this->GET('sortfield'));
if(!$attribs['noquery']){
$this->sorttable = $this->GET('sorttable');
$this->sortfield = $this->GET('sortfield');
$this->sorttype = $this->GET('sorttype');
}
}
elseif($this->session('sortfield')){
$this->sortfield = $this->session('sortfield');
$this->sorttable = $this->session('sorttable');
$this->sorttype = $this->session('sorttype');
}
elseif (is_array($this->settings['defaultsort'])) {
$this->sortfield = $this->settings['defaultsort']['field'];
$this->sorttable = $this->settings['defaultsort']['table'];
$this->sorttype = $this->settings['defaultsort']['type'];
}
else{
$this->sorttable = $this->primary_table;
$this->sortfield = $this->primary_field;
$this->sorttype = "DESC";
}
// Check for missing bits
if(!$this->sorttype){
$this->sorttype = "DESC";
}
if(!$this->sorttable){
$this->sorttable = $this->primary_table;
}
$this->set_session('sortfield',$this->sortfield);
$this->set_session('sorttable',$this->sorttable);
$this->set_session('sorttype',$this->sorttype);
$this->sorttitle = $this->field_attrib($this->sorttable.$this->sortfield,'title');
}
function rowcount_feedback(){
if($this->mode_shows('result_counts')){
$startplus = ($this->start+ 1);
$finish = ($this->start + $this->limit);
if($finish > $this->queriedrows){
$finish = $this->queriedrows;
}
if ($this->searchquery){
return "Showing records $startplus - $finish out of ".$this->queriedrows." records that matched your query";
}else{
return "Showing records $startplus - $finish out of ".$this->totalrows." records in the table. ";
}
}
}
function paging(){
// Process the start and limit variables
// If not in the get, check session
// if not in session, use defaults
if ($this->GET('limit') === NULL){
if ($this->session('limit') === NULL){
$this->limit = $this->settings['defaultlimit'];
}else{
$this->limit = $this->session('limit');
}
}else{
$this->limit = $this->GET('limit');
$this->set_session('limit',$this->limit);
}
if ($this->GET('start') === NULL){
if ($this->session('start') === NULL){
$this->start = '0';
}else{
$this->start = $this->session('start');
}
}else{
$this->start = $this->GET('start');
if (!$this->start){
$this->start = '0';
}
$this->set_session('start',$this->start);
}
}
function set_setting($var,$value){
$this->settings[$var] = $value;
}
function set_settings($array){
foreach ($array as $key=>$value) {
$this->settings[$key] = $value;
}
}
function setting($setting){
return $this->settings[$setting];
}
function item_delete(){
if($this->GET('id')){
if($this->setting('delete_callback')){
$dele_cb_func = $this->setting('delete_callback');
if(function_exists($dele_cb_func)){
$dele_cb_func($this->GET('id'));
}else{
$this->exit_error('Undefined or inaccessible delete callback: '.$dele_cb_func);
}
}
$id = $this->db->escape_str($this->GET('id'));
$this->db->delete($this->get_primary_table(),$this->get_primary_key()." = '".$id."'");
return "Item ".$this->GET('id')." deleted";
}else{
$this->dbg("Error in item_delete(): missing key");
}
}
function process(){
$action = $this->POST('action');
$update_data = $_POST['data'];
$key_field = $_POST['key_field'];
$key_value = $_POST['key_value'];
$table = $this->get_primary_table();
//if($_POST['continue_edit']){
// $this->continue_edit = array('table' => $table,'key_field' => $key_field,'key_value' => $key_value);
// $this->set_session('continue_edit',$this->continue_edit);
//}
if($_POST['continue'] == 'on'){
$this->set_GET('action','edit');
$this->set_GET('id',$key_value);
}
$this->redir_page = $_POST['redir_page'];
if($_POST['non_array_input_names']){
foreach ($_POST['non_array_input_names'] as $key=>$value) {
$db_field = substr($value, 10);
$update_data[$db_field] = $_POST[$value];
}
}
foreach ($_POST['data'] as $field => $value){
// Check for callbacks
$attribs = $this->field_attribs($table,$field);
if($callback = $attribs['save_callback']){
if(function_exists($callback)){
$update_data[$field] = $callback($table,$field,$value,$_POST['data'],$key_value);
}else{
$this->dbg('Save callback error - undefined function',$callback);
}
}
if($attribs['noinsert']){
unset($update_data[$field]);
}
}
if($action == 'update'){
$updatesql = "UPDATE $table SET ";
$intermed = '';
foreach($update_data as $field => $value){
$esc_value = $this->escape_str($value);
$updatesql .= "$intermed`$field` = '$esc_value'";
$intermed = ', ';
}
$updatesql .= " WHERE `$key_field` = '$key_value'";
if($this->db->update('sql:'.$updatesql)){
$this->feedback = "Item successfully updated in $table table";
}else{
$this->exit_error($this->db->text_errors());
}
}else if($action == 'insert'){
$insertsql = "INSERT INTO $table ";
$intermed = '';
foreach($update_data as $field => $value){
echo $this->dbg('Auto Inc',$attribs['auto_increment']);
if($attribs['auto_increment'] !== true || $value != ''){ // Don't try to insert blank strings for AI fields (duh!)
$esc_value = $this->escape_str($value);
$sqlfields .= "$intermed $field";
$sqlvalues .= "$intermed '$esc_value'";
$intermed = ',';
}
}
$insertsql .= "($sqlfields) VALUES ($sqlvalues)";
if($this->db->insert('sql:'.$insertsql)){
$this->set_feedback("Item successfully added to $table table");
}else{
$this->exit_error('SQL error in INSERT'.$this->db->text_errors());
}
}
}
function set_session($var,$value){
$_SESSION[$this->ses_name][$var] = $value;
}
function unset_session($var){
unset($_SESSION[$this->ses_name][$var]);
}
function session($var){
return $_SESSION[$this->ses_name][$var];
}
function set_field_position($table,$field,$position_type = "before",$relative_field = NULL){
$temp_tbl = $this->struct[$table]['fields'][$field];
$temp_fid = $this->fields[$table.$field];
unset($this->struct[$table]['fields'][$field]);
unset($this->fields[$table.$field]);
if($position_type == "start"){
$temp_fids = array_reverse($this->fields, true);
$temp_fids[$table.$field] = $temp_fid;
$this->fields = array_reverse($temp_fids, true);
$temp_tbl_fields = array_reverse($this->struct[$table]['fields'], true);
$temp_tbl_fields[$field] = $temp_tbl;
$this->struct[$table]['fields'] = array_reverse($temp_tbl_fields, true);
}
if($position_type == "end"){
$this->add_field($table,$field,$temp_tbl);
}
if($position_type && $relative_field){
$this->struct[$table]['fields'] = $this->array_insert_assoc($this->struct[$table]['fields'],$relative_field,$field,$temp_tbl,$position_type);
$this->fields = $this->array_insert_assoc($this->fields,$table.$relative_field,$table.$field,$temp_fid,$position_type);
}
}
function add_field($table,$field,$attribs = array('type' => 'text')){
if(!$attribs['title']){
$attribs['title'] = ucfirst(trim($field));
}
if(!$attribs['fid']){
$attribs['fid'] = $table.$field;
}
$attribs['table'] = $table;
$attribs['field'] = $field;
$this->set_field_attribs($table,$field,$attribs);
}
function set_field_attribs($table,$field,$attribs){
foreach($attribs as $attrib => $value){
$this->set_field_attrib($table,$field,$attrib,$value);
$this->set_fid_attrib($table.$field,$attrib,$value);
}
}
function set_field_attrib($table,$field,$attrib,$value){
# [STRUCT FLAG]
$this->struct[$table]['fields'][$field][$attrib] = $value;
$this->set_fid_attrib($table.$field,$attrib,$value);
}
function set_fid_attrib($fid,$attrib,$value){
# [STRUCT FLAG]
$this->fields[$fid][$attrib] = $value;
}
function get_table_fields($table){
# [STRUCT FLAG]
return $this->struct[$table]['fields'];
}
function get_table_info($table){
# [STRUCT FLAG]
return $this->struct[$table];
}
function get_primary_table(){
# [STRUCT FLAG]
foreach ($this->struct as $table=>$attribs) {
if($attribs['type'] == 'primary'){
return $table;
}
}
}
function get_primary_key($table = NULL){
if(!$table){
$table = $this->get_primary_table();
}
# [STRUCT FLAG]
foreach($this->struct[$table]['fields'] as $field => $attribs){
if($attribs['key']=='primary'){
return $field;
}
}
}
function get_tables(){
# [STRUCT FLAG]
return $this->struct;
}
function remove_field($table,$field){
# [STRUCT FLAG]
unset($this->struct[$table]['fields'][$field]);
unset($this->fields[$table.$field]);
}
function add_parent_table($table,$local_key,$foreign_key,$display_field = null){
# [STRUCT FLAG]
if(!$display_field) $display_field = $foreign_key;
$primary_table = $this->get_primary_table();
$this->struct[$table]['local_key'] = $local_key;
$this->struct[$table]['foreign_key'] = $foreign_key;
$this->struct[$table]['type'] = 'parent';
// set the local key to a dynamic select
$this->struct[$primary_table]['fields'][$local_key]['type'] = "select:$table,$foreign_key,$display_field";
// Guess at the singular title of this table's items
if(substr($table,-3) == 'ies'){
$column_title = substr($table,0,-3).'y';
}elseif(substr($table,-1) == 's'){
$column_title = substr($table,0,-1);
}else{
$column_title = $table;
}
$column_title = ucfirst(str_replace('_',' ',$column_title));
// Hide the (probably numeric) local key so it doesn't show in the grid
$this->struct[$primary_table]['fields'][$local_key]['display_type'] = "none";
//Get the possible values (added 2016-12 for Ajax purposes)
$options_rows = $this->db->select_all($table,$foreign_key);
foreach ($options_rows as $opt_key => $opt_row){
$options[$opt_key] = $opt_row[$display_field];
}
$this->struct[$primary_table]['fields'][$local_key]['options'] = $options;
// Show the foreign title field, with appropriate (local field) header
$this->struct[$table]['fields'][$display_field] = array(
'type'=>'text',
'title'=>$column_title,
'fid' => $table.$display_field,
'relation' => 'parent_secondary', // Relation values added 2016-12-07, used in grid_template for setting up Ajax edit for parent table values (in parent record title column). Don't like this. It's too ad hoc. Need a better, more consistent way of notating table and field relations...
'relation_key_field' => $foreign_key,
'relation_table' => $table,
'table' => $table,
'field' => $display_field
);
$this->fields[$table.$display_field] = $this->struct[$table]['fields'][$display_field];
$this->fields[$primary_table.$local_key] = $this->struct[$primary_table]['fields'][$local_key];
}
function add_child_table($table,$parent_link_field,$child_link_field = NULL,$fields = null){
$this->struct[$table]['parent_link_field'] = $parent_link_field;
$clf = $child_link_field ? $child_link_field : $parent_link_field;
$this->struct[$table]['child_link_field'] = $clf;
$this->struct[$table]['type'] = 'child';
$this->struct[$table]['display_type'] = 'popup';
$this->struct[$table]['title'] = ucfirst($table);
$this->struct[$table]['GET_pfx'] = 'dg'.substr(md5($table),0,5).'_';
if($fields){
# [STRUCT FLAG]
$this->struct[$table]['fields'] = $fields;
}else{
$this->auto_detect_fields($table,'child');
}
}
function field_attribs($arg1,$arg2 = NULL){
if($arg2){ // Field and table
return $this->struct[$arg1]['fields'][$arg2];
}else{ // Find by FID
return $this->fields[$arg1];
}
}
function field_attrib($fid,$attrib){
return $this->fields[$fid][$attrib];
}
function auto_detect_fields($table,$type='primary'){
$table_description = $this->db->select("sql:DESCRIBE $table");
if(!$table_description){
$this->exit_error('Database error in auto_detect_fields(). <b>Please make sure your table names are correct in main and child table related code.</b><br /><br />Database errors:<br />'.$this->db->text_errors());
}
foreach ($table_description as $key=>$row){
$attribs = array();
$attribs['maxlength'] = substr(strrchr($row['Type'], "("), 1, -1);
if(strpos($row['Type'],"(") !== false){
$attribs['db_type'] = substr($row['Type'],0,strpos($row['Type'],"("));
}else{
$attribs['db_type'] = $row['Type'];
}
if($row['Extra'] == 'auto_increment'){
$attribs['auto_increment'] = true;
}
$name = $row['Field'];
if($row['Key'] == 'PRI'){
$attribs['type'] = "readonly,hidden";
$attribs['key'] = 'primary';
$this->struct[$table]['primary_key_field'] = $name;
if(substr($name,-2) == "id"){
$attribs['title'] = 'ID';
}
if($this->primary_field == ''){
$this->primary_field = $row['Field'];
}
if($this->primary_table == ''){
$this->primary_table = $table;
}
}elseif(strpos($row['Type'],'text') !== false){
$attribs['type']= "textarea";
$attribs['key']= NULL;
}else{
$attribs['type'] = "text";
$attribs['key']= NULL;
}
if($row['Field'] == 'content'){
$attribs['type'] = 'wysiwyg';
}elseif($row['Field'] == 'date'){
$attribs['type'] = 'date';
}
if(!$attribs['title']){
$attribs['title'] = str_replace('_',' ',ucfirst($row['Field']));
}
$attribs['fid'] = $table.$name;
$attribs['table'] = $table;
$attribs['field'] = $name;
$this->fields[$table.$name] = $attribs;
$this->struct[$table]['fields'][$row['Field']] = $attribs;
$this->struct[$table]['type'] = $type;
$attribs['table'] = $table;
}
}
function grid_query(){
$sql = 'SELECT ';
$db_fields = array();
$db_tables = array();
foreach ($this->get_tables() as $table => $tabledata){
if($tabledata['type'] != 'child'){
$db_tables[$table] = $tabledata;
if($tabledata['type'] == 'primary'){
$primary_table = $table;
}
$table_fields = $this->get_table_fields($table);