soundwalk/libs/db_helper.php

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PHP
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<?php
if (!class_exists('Soundwalk_DB_Helper')){
class Soundwalk_DB_Helper{
const TABLE_NAME ="soundwalks";
function install(){
global $wpdb;
$table_name = $wpdb->prefix . self::TABLE_NAME;
$sql = "CREATE TABLE $table_name (
id mediumint(9) NOT NULL AUTO_INCREMENT,
time timestamp DEFAULT CURRENT_TIMESTAMP NOT NULL,
name tinytext NOT NULL,
picture tinytext,
pic_id tinytext,
excerpt tinytext NOT NULL,
description text NOT NULL,
recordings int DEFAULT 0 NOT NULL,
language tinytext NOT NULL,
size int DEFAULT 0 NOT NULL,
reference longtext DEFAULT '',
points longtext DEFAULT '',
hash tinytext DEFAULT '',
kml longtext DEFAULT '',
UNIQUE KEY id (id)
);";
require_once(ABSPATH . 'wp-admin/includes/upgrade.php');
dbDelta($sql);
}
function get_array_walks(){
global $wpdb;
$table_name = $wpdb->prefix . self::TABLE_NAME;
$sql = "SELECT * FROM $table_name";
$res = $wpdb->get_results($sql,ARRAY_A);
return $res;
}
function delete_walk($id){
global $wpdb;
$table_name = $wpdb->prefix . self::TABLE_NAME;
$sql = "DELETE FROM $table_name WHERE id='$id'";
$res = $wpdb->get_results($sql,ARRAY_A);
return $res;
}
function get_list_walks(){
$walks = $this->get_array_walks();
if ($walks==NULL)
return NULL;
$r = array();
foreach ($walks as $walk){
$o = new stdClass();
$o->id = $walk['id'];
$o->nombre = $walk['name'];
$o->resumen = $walk['description'];
$o->grabaciones = $walk['recordings'];
$o->idioma = $walk['language'];
$image_attributes = wp_get_attachment_image_src( $walk['pic_id'] );
$o->imagen = $image_attributes[0];
$o->hash = $walk['hash'];
$o->referencia = json_decode($walk['reference']);
$r[] = $o;
}
return $r;
}// get_list_walks
function get_walk($id, $geoJSON = false){
global $wpdb;
$table_name = $wpdb->prefix . self::TABLE_NAME;
$sql = "SELECT * FROM $table_name WHERE id = '$id'";
$res = $wpdb->get_row($sql,OBJECT);
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if (isset($res)):
if($geoJSON){
$r = json_decode($res->points);
$res->geoJSONpoints = $this->toGeoJSON($r);
$res->points = $r;
}else{
$res->points = json_decode($res->points);
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}
endif;
return $res;
}// get_walk
function toGeoJSON($data){
$r = new stdClass();
$r->type = "FeatureCollection";
$r->features = array();
foreach ($data as $point){
$p = new stdClass();
$p->type = "Feature";
$p->geometry = new stdClass();
$p->geometry->type = "Circle";
$p->geometry->properties = new stdClass();
$p->geometry->properties->radius_units = "m";
$p->geometry->radius = $point->radius;
$p->geometry->coordinates = array((float)$point->lng,(float)$point->lat);
$p->properties = new stdClass();
if(($point->files != '') && ($point->files != 'null' )){
$p->properties->file = $point->fileInfo->filename;
}
$p->properties->layer = (int)$point->layer;
$p->properties->type = (int)$point->type;
$p->properties->autofade = $point->autofade;
$p->properties->vibrate = (boolean)$point->vibrate;
$p->properties->essid = $point->wifi;
$p->properties->tolayer = (int)$point->toLayer;
$r->features[] = $p;
}
return $r;
}
function updatePointsAudios($points){
if (!is_array($points)) return;
$sm_helper = new Soundmap_Helper();
$r_points = array();
foreach($points as $point){
$_id = $point->mID;
$_m = $sm_helper->get_marker($_id);
if (!$_m){
$r_points[] = $point;
continue;
}
$_title = get_the_title($_id);
$_attID = $_m->marker['attachments'][0]['id'];
$info = wp_prepare_attachment_for_js($_attID);
$n_p = $point;
$n_p->title = $_title;
$n_p->fileInfo = $info;
$n_p->files = $_attID;
$r_points[] = $n_p;
}
return $r_points;
}
function save_walk($data, $update=false){
//guardar el paseo. Si ya existe, lo actualiza.
global $wpdb;
$table_name = $wpdb->prefix . self::TABLE_NAME;
$sql = "INSERT INTO $table_name";
//Primero chequeo que de verdad hay que guardar
$titulo = $data->info->title;
$description = $data->info->description;
$language = $data->info->language;
$pic_id = $data->info->fID;
$total_points = count($data->points);
$points = json_encode($this->updatePointsAudios($data->points));
$hash = md5(uniqid(rand(), TRUE));
if($update){
$res = $wpdb->update(
$table_name,
array(
'name' => $titulo, // string
'pic_id' => $pic_id,
'description' => $description,
'recordings' => $total_points,
'language' => $language,
'points' => $points,
'hash' => $hash,
),
array( 'id' => $_POST['id'] )
);
}else{
$sql .= "(name, pic_id, description, recordings, language, points, hash) ";
$sql .= "VALUES (%s, %s, %s, %d, %s, %s, %s)";
$res = $wpdb->query( $wpdb->prepare($sql,
$titulo,
$pic_id,
$description,
$total_points,
$language,
$points,
$hash
) );
}//else
if ($res){
$result_id = $wpdb->get_var( "SELECT id FROM $table_name WHERE hash='$hash'");
return $result_id;
}else{
return FALSE;
}//$res
}
}//class Soundwalk_DB_Helper
}