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+<?php
+/**
+ * Class for Database Table management
+ *
+ * PHP version 5
+ *
+ * Copyright © 2010 Remi Collet
+ *
+ * This file is part of rpmphp.
+ *
+ * rpmphp is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * rpmphp 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 Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with rpmphp. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * @category Main
+ * @package RPMPHP
+ *
+ * @author Remi Collet <unknown@unknwown.com>
+ * @author Johan Cwiklinski <johan@x-tnd.be>
+ * @copyright 2010 Remi Collet
+ * @license http://www.gnu.org/licenses/agpl-3.0-standalone.html AGPL License 3.0 or (at your option) any later version
+ * @link http://github.com/remicollet/rpmphp/
+ * @since The begining of times.
+*/
+
+abstract class CommonTable {
+
+ protected $db;
+ protected $table;
+
+ function __construct(PDO $db, $table) {
+
+ $this->db = $db;
+ $this->table = $table;
+
+ if (!$this->existsTable($table)) {
+ $this->createTable($table);
+ }
+ }
+
+ public function existsTable($table) {
+ $req = new TableIterator($this->db, "SHOW TABLES LIKE '$table'");
+ foreach ($req as $data) {
+ return true;
+ }
+ return false;
+ }
+
+ protected function exec($sql) {
+ $res = $this->db->exec($sql);
+ if ($res===false) {
+ $err = $this->db->errorInfo();
+ throw new Exception($err[2]);
+ }
+ }
+
+ protected function add(array $fields) {
+ $col = array();
+ $val = array();
+ foreach ($fields as $name => $value) {
+ $col[] = "`$name`";
+ if (is_null($value)) {
+ $val[] = 'NULL';
+ } else if (is_numeric($value)) {
+ $val[] = $value;
+ } else {
+ $val[] = "'$value'";
+ }
+ }
+ $sql = "INSERT INTO `".$this->table."` (".implode(',',$col).")
+ VALUE (".implode(',',$val).")";
+ $this->exec($sql);
+ }
+ abstract protected function createTable();
+
+ /**
+ * Instanciate a Simple DBIterator
+ *
+ * Examples =
+ * foreach ($DB->request("select * from glpi_states") as $data) { ... }
+ * foreach ($DB->request("glpi_states") as $ID => $data) { ... }
+ * foreach ($DB->request("glpi_states", "ID=1") as $ID => $data) { ... }
+ * foreach ($DB->request("glpi_states", "", "name") as $ID => $data) { ... }
+ * foreach ($DB->request("glpi_computers",array("name"=>"SBEI003W","entities_id"=>1),array("serial","otherserial")) { ... }
+ *
+ * @param $tableorsql table name, array of names or SQL query
+ * @param $crit string or array of field/values, ex array("id"=>1), if empty => all rows
+ *
+ * Examples =
+ * array("id"=>NULL)
+ * array("OR"=>array("id"=>1, "NOT"=>array("state"=>3)));
+ * array("AND"=>array("id"=>1, array("NOT"=>array("state"=>array(3,4,5),"toto"=>2))))
+ *
+ * param 'FIELDS' name or array of field names
+ * param 'ORDER' filed name or array of field names
+ * param 'LIMIT' max of row to retrieve
+ * param 'START' first row to retrieve
+ *
+ * @return DBIterator
+ **/
+ public function request ($crit='') {
+ return new TableIterator ($this->db, $this->table, $crit);
+ }
+
+ public function getAllArray($fieldkey, $fieldvalue) {
+ $crit = array('FIELDS' => array($fieldkey, $fieldvalue),
+ 'ORDER' => $fieldkey);
+ $tab = array();
+ foreach ($this->request($crit) as $data) {
+ $tab[$data[$fieldkey]] = $data[$fieldvalue];
+ }
+ return $tab;
+ }
+}
+
+class TablePearRepo extends CommonTable {
+
+ function __construct($db) {
+ parent::__construct($db, 'pearrepo');
+ }
+
+ protected function createTable() {
+
+ // Table schema
+ $sql = "CREATE TABLE `pearrepo` (
+ `id` int(11) NOT NULL AUTO_INCREMENT,
+ `alias` varchar(30) NOT NULL,
+ `url` varchar(255) NOT NULL,
+ PRIMARY KEY (`id`),
+ UNIQUE KEY `alias` (`alias`)
+ ) DEFAULT CHARSET=utf8";
+
+ $this->exec($sql);
+
+ // Some known repo, other could be add manually
+ // no reply from "phpdb" => "pear.phpdb.org"
+ $channels = array(
+ "pear" => "pear.php.net"
+ ,"doctrine" => "pear.phpdoctrine.org"
+ ,"ezc" => "components.ez.no"
+ ,"pdepend" => "pear.pdepend.org"
+ ,"phing" => "pear.phing.info"
+ ,"phpmd" => "pear.phpmd.org"
+ ,"phpunit" => "pear.phpunit.de"
+ ,"swift" => "pear.swiftmailer.org"
+ ,"symphony" => "pear.symfony-project.com"
+ );
+
+ foreach ($channels as $alias => $url) {
+ $this->add(array('alias'=>$alias, 'url'=>$url));
+ }
+ }
+
+ function getAllRepo() {
+ return $this->getAllArray('alias', 'url');
+ }
+}
+
+/*
+ * Helper for simple query => see $DBmysql->requete
+ */
+class TableIterator implements Iterator {
+
+ private $con;
+ private $sql;
+ private $res = false;
+ private $row;
+ private $pos;
+
+ /**
+ * Constructor
+ *
+ * @param $dbconnexion Database Connnexion (must be a CommonDBTM object)
+ * @param $table table name
+ * @param $crit string or array of filed/values, ex array("id"=>1), if empty => all rows
+ *
+ **/
+ function __construct (PDO $dbconnexion, $table, $crit='') {
+
+ $this->conn = $dbconnexion;
+ if (is_string($table) && strpos($table, " ")) {
+ $this->sql = $table;
+ } else {
+ // check field, orderby, limit, start in criterias
+ $field="";
+ $orderby="";
+ $limit=0;
+ $start=0;
+
+ if (is_array($crit) && count($crit)) {
+ foreach ($crit as $key => $val) {
+ if ($key==="FIELDS") {
+ $field = $val;
+ unset($crit[$key]);
+ } else if ($key==="ORDER") {
+ $orderby = $val;
+ unset($crit[$key]);
+ } else if ($key==="LIMIT") {
+ $limit = $val;
+ unset($crit[$key]);
+ } else if ($key==="START") {
+ $start = $val;
+ unset($crit[$key]);
+ }
+ }
+ }
+
+ // SELECT field list
+ if (is_array($field)) {
+ $this->sql = "";
+ foreach ($field as $t => $f) {
+ if (is_numeric($t)) {
+ $this->sql .= (empty($this->sql) ? "SELECT " : ",") . $f;
+ } else if (is_array($f)) {
+ $this->sql .= (empty($this->sql) ? "SELECT $t." : ",$t.") . implode(",$t.",$f);
+ } else {
+ $this->sql .= (empty($this->sql) ? "SELECT " : ",") . "$t.$f";
+ }
+ }
+ } else if (empty($field)) {
+ $this->sql = "SELECT *";
+ } else {
+ $this->sql = "SELECT `$field`";
+ }
+ // FROM table list
+ if (is_array($table)) {
+ $this->sql .= " FROM `".implode("`, `",$table)."`";
+ } else {
+ $this->sql .= " FROM `$table`";
+ }
+ // WHERE criteria list
+ if (!empty($crit)) {
+ print_r($crit);
+ $this->sql .= " WHERE ".$this->analyseCrit($crit);
+ }
+ // ORDER BY
+ if (is_array($orderby)) {
+ $this->sql .= " ORDER BY `".implode("`, `",$orderby)."`";
+ } else if (!empty($orderby)) {
+ $this->sql .= " ORDER BY `$orderby`";
+ }
+ if (is_numeric($limit) && $limit>0) {
+ $this->sql .= " LIMIT $limit";
+ if (is_numeric($start) && $start>0) {
+ $this->sql .= " OFFSET $start";
+ }
+ }
+ }
+ //echo "SQL: ".$this->sql."\n";
+ $this->res = $this->conn->prepare($this->sql);
+ if ($this->res===false) {
+ $err = $this->db->errorInfo();
+ throw new Exception($err[2]);
+ }
+
+ $this->pos = -1;
+ }
+
+ function __destruct () {
+
+ if ($this->res) {
+ $this->res->closeCursor();
+ }
+ }
+
+ private function analyseCrit ($crit, $bool="AND") {
+
+ if (!is_array($crit)) {
+ return $crit;
+ }
+ $ret = "";
+ foreach ($crit as $name => $value) {
+ if (!empty($ret)) {
+ $ret .= " $bool ";
+ }
+ if (is_numeric($name)) {
+ // No Key case => recurse.
+ $ret .= "(" . $this->analyseCrit($value, $bool) . ")";
+ } else if ($name==="OR" || $name==="AND") {
+ // Binary logical operator
+ $ret .= "(" . $this->analyseCrit($value, $name) . ")";
+ } else if ($name==="NOT") {
+ // Uninary logicial operator
+ $ret .= " NOT (" . $this->analyseCrit($value, "AND") . ")";
+ } else if ($name==="FKEY") {
+ // Foreign Key condition
+ if (is_array($value) && count($value)==2) {
+ reset($value);
+ list($t1,$f1)=each($value);
+ list($t2,$f2)=each($value);
+ $ret .= (is_numeric($t1) ? "$f1" : "$t1.$f1") . "=" .
+ (is_numeric($t2) ? "$f2" : "$t2.$f2");
+ } else {
+ trigger_error("BAD FOREIGN KEY", E_USER_ERROR);
+ }
+ } else if (is_array($value)) {
+ // Array of Value
+ $ret .= "$name IN ('". implode("','",$value)."')";
+ } else if (is_null($value)) {
+ // NULL condition
+ $ret .= "$name IS NULL";
+ } else if (is_numeric($value)) {
+ // Integer
+ $ret .= "$name=$value";
+ } else {
+ // String
+ $ret .= "$name='$value'";
+ }
+ }
+ return $ret;
+ }
+
+ public function rewind () {
+
+ if ($this->res && $this->pos>=0) {
+ $this->res->closeCursor();
+ $this->pos = -1;
+ }
+
+ if ($this->res && $this->pos<0) {
+ if (!$this->res->execute()) {
+ $err = $this->res->errorInfo();
+ throw new Exception($err[2]);
+ }
+ }
+ return $this->next();
+ }
+
+ public function current() {
+
+ return $this->row;
+ }
+
+ public function key() {
+
+ return (isset($this->row["id"]) ? $this->row["id"] : $this->pos);
+ }
+
+ public function next() {
+
+ if (!$this->res) {
+ return false;
+ }
+ $this->row = $this->res->fetch(PDO::FETCH_ASSOC);
+ $this->pos++;
+ return $this->row;
+ }
+
+ public function valid() {
+
+ return $this->res && $this->row;
+ }
+
+ public function numrows() {
+
+ return ($this->res ? $this->res->rowCount() : 0);
+ }
+}
+?>
generated by cgit (git 2.34.1) at 2024-11-22 16:07:33 +0000