X-Git-Url: http://git.cyclocoop.org/?p=velocampus%2Fweb%2Fwww.git;a=blobdiff_plain;f=www%2Fecrire%2Freq%2Fmysql.php;fp=www%2Fecrire%2Freq%2Fmysql.php;h=191ba968efe8207672297de1c281a7eb14bdaa6c;hp=0000000000000000000000000000000000000000;hb=80b4d3e85f78d402ed2e73f8f5d1bf4c19962eed;hpb=aaf970bf4cdaf76689ecc10609048e18d073820c

diff --git a/www/ecrire/req/mysql.php b/www/ecrire/req/mysql.php
new file mode 100644
index 0000000..191ba96
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@@ -0,0 +1,865 @@
+<?php
+
+/***************************************************************************\
+ *  SPIP, Systeme de publication pour l'internet                           *
+ *                                                                         *
+ *  Copyright (c) 2001-2011                                                *
+ *  Arnaud Martin, Antoine Pitrou, Philippe Riviere, Emmanuel Saint-James  *
+ *                                                                         *
+ *  Ce programme est un logiciel libre distribue sous licence GNU/GPL.     *
+ *  Pour plus de details voir le fichier COPYING.txt ou l'aide en ligne.   *
+\***************************************************************************/
+
+if (!defined('_ECRIRE_INC_VERSION')) return;
+
+// fonction pour la premiere connexion a un serveur MySQL
+
+// http://doc.spip.org/@req_mysql_dist
+function req_mysql_dist($host, $port, $login, $pass, $db='', $prefixe='') {
+	if (!charger_php_extension('mysql')) return false;
+	if ($port > 0) $host = "$host:$port";
+	$link = @mysql_connect($host, $login, $pass, true);
+	if (!$link) {
+		spip_log('Echec mysql_connect. Erreur : ' . mysql_error(),'mysql');
+		return false;
+	}
+	$last = '';
+	if (!$db) {
+		$ok = $link;
+		$db = 'spip';
+	} else {
+		$ok = spip_mysql_selectdb($db);
+		if (defined('_MYSQL_SET_SQL_MODE') 
+		  OR defined('_MYSQL_SQL_MODE_TEXT_NOT_NULL') // compatibilite
+		  )
+			mysql_query($last = "set sql_mode=''");
+	}
+#	spip_log("Connexion vers $host, base $db, prefixe $prefixe "
+#		 . ($ok ? "operationnelle sur $link" : 'impossible'));
+
+	return !$ok ? false : array(
+		'db' => $db,
+		'last' => $last,
+		'prefixe' => $prefixe ? $prefixe : $db,
+		'link' => $GLOBALS['mysql_rappel_connexion'] ? $link : false,
+		);
+}
+
+$GLOBALS['spip_mysql_functions_1'] = array(
+		'alter' => 'spip_mysql_alter',
+		'count' => 'spip_mysql_count',
+		'countsel' => 'spip_mysql_countsel',
+		'create' => 'spip_mysql_create',
+		'create_base' => 'spip_mysql_create_base',
+		'create_view' => 'spip_mysql_create_view',
+		'date_proche' => 'spip_mysql_date_proche',
+		'delete' => 'spip_mysql_delete',
+		'drop_table' => 'spip_mysql_drop_table',
+		'drop_view' => 'spip_mysql_drop_view',
+		'errno' => 'spip_mysql_errno',
+		'error' => 'spip_mysql_error',
+		'explain' => 'spip_mysql_explain',
+		'fetch' => 'spip_mysql_fetch',
+		'seek' => 'spip_mysql_seek',
+		'free' => 'spip_mysql_free',
+		'hex' => 'spip_mysql_hex',
+		'in' => 'spip_mysql_in', 
+		'insert' => 'spip_mysql_insert',
+		'insertq' => 'spip_mysql_insertq',
+		'insertq_multi' => 'spip_mysql_insertq_multi',
+		'listdbs' => 'spip_mysql_listdbs',
+		'multi' => 'spip_mysql_multi',
+		'optimize' => 'spip_mysql_optimize',
+		'query' => 'spip_mysql_query',
+		'quote' => 'spip_mysql_quote',
+		'replace' => 'spip_mysql_replace',
+		'replace_multi' => 'spip_mysql_replace_multi',
+		'repair' => 'spip_mysql_repair',
+		'select' => 'spip_mysql_select',
+		'selectdb' => 'spip_mysql_selectdb',
+		'set_charset' => 'spip_mysql_set_charset',
+		'get_charset' => 'spip_mysql_get_charset',
+		'showbase' => 'spip_mysql_showbase',
+		'showtable' => 'spip_mysql_showtable',
+		'update' => 'spip_mysql_update',
+		'updateq' => 'spip_mysql_updateq',
+
+  // association de chaque nom http d'un charset aux couples MySQL 
+		'charsets' => array(
+'cp1250'=>array('charset'=>'cp1250','collation'=>'cp1250_general_ci'),
+'cp1251'=>array('charset'=>'cp1251','collation'=>'cp1251_general_ci'),
+'cp1256'=>array('charset'=>'cp1256','collation'=>'cp1256_general_ci'),
+'iso-8859-1'=>array('charset'=>'latin1','collation'=>'latin1_swedish_ci'),
+//'iso-8859-6'=>array('charset'=>'latin1','collation'=>'latin1_swedish_ci'),
+'iso-8859-9'=>array('charset'=>'latin5','collation'=>'latin5_turkish_ci'),
+//'iso-8859-15'=>array('charset'=>'latin1','collation'=>'latin1_swedish_ci'),
+'utf-8'=>array('charset'=>'utf8','collation'=>'utf8_general_ci'))
+		);
+
+// http://doc.spip.org/@spip_mysql_set_charset
+function spip_mysql_set_charset($charset, $serveur='',$requeter=true,$requeter=true){
+	$connexion = &$GLOBALS['connexions'][$serveur ? strtolower($serveur) : 0];
+	#spip_log("changement de charset sql : "."SET NAMES "._q($charset));
+	return mysql_query($connexion['last'] = "SET NAMES "._q($charset));
+}
+
+// http://doc.spip.org/@spip_mysql_get_charset
+function spip_mysql_get_charset($charset=array(), $serveur='',$requeter=true){
+	$connexion = &$GLOBALS['connexions'][$serveur ? strtolower($serveur) : 0];
+	$connexion['last'] = $c = "SHOW CHARACTER SET"
+	. (!$charset ? '' : (" LIKE "._q($charset['charset'])));
+
+	return spip_mysql_fetch(mysql_query($c), NULL, $serveur);
+}
+
+// obsolete, ne plus utiliser
+// http://doc.spip.org/@spip_query_db
+function spip_query_db($query, $serveur='',$requeter=true) {
+	return spip_mysql_query($query, $serveur, $requeter);
+}
+
+// Fonction de requete generale, munie d'une trace a la demande
+
+// http://doc.spip.org/@spip_mysql_query
+function spip_mysql_query($query, $serveur='',$requeter=true) {
+
+	$connexion = &$GLOBALS['connexions'][$serveur ? strtolower($serveur) : 0];
+	$prefixe = $connexion['prefixe'];
+	$link = $connexion['link'];
+	$db = $connexion['db'];
+
+	$query = traite_query($query, $db, $prefixe);
+
+	// renvoyer la requete inerte si demandee
+	if (!$requeter) return $query;
+
+	if (isset($_GET['var_profile'])) {
+		include_spip('public/tracer');
+		$t = trace_query_start();
+	} else $t = 0 ;
+ 
+	$connexion['last'] = $query;
+	$r = $link ? mysql_query($query, $link) : mysql_query($query);
+
+	if ($e = spip_mysql_errno($serveur))	// Log de l'erreur eventuelle
+		$e .= spip_mysql_error($query, $serveur); // et du fautif
+	return $t ? trace_query_end($query, $t, $r, $e, $serveur) : $r;
+}
+
+// http://doc.spip.org/@spip_mysql_alter
+function spip_mysql_alter($query, $serveur='',$requeter=true){
+	return spip_mysql_query("ALTER ".$query, $serveur, $requeter); # i.e. que PG se debrouille
+}
+
+// http://doc.spip.org/@spip_mysql_optimize
+function spip_mysql_optimize($table, $serveur='',$requeter=true){
+	spip_mysql_query("OPTIMIZE TABLE ". $table);
+	return true;
+}
+
+// http://doc.spip.org/@spip_mysql_explain
+function spip_mysql_explain($query, $serveur='',$requeter=true){
+	if (strpos(ltrim($query), 'SELECT') !== 0) return array();
+	$connexion = &$GLOBALS['connexions'][$serveur ? strtolower($serveur) : 0];
+	$prefixe = $connexion['prefixe'];
+	$link = $connexion['link'];
+	$db = $connexion['db'];
+
+	$query = 'EXPLAIN ' . traite_query($query, $db, $prefixe);
+	$r = $link ? mysql_query($query, $link) : mysql_query($query);
+	return spip_mysql_fetch($r, NULL, $serveur);
+}
+// fonction  instance de sql_select, voir ses specs dans abstract.php
+// traite_query pourrait y etre fait d'avance ce serait moins cher
+// Les \n et \t sont utiles au debusqueur.
+
+
+// http://doc.spip.org/@spip_mysql_select
+function spip_mysql_select($select, $from, $where='',
+			   $groupby='', $orderby='', $limit='', $having='',
+			   $serveur='',$requeter=true) {
+
+
+	$from = (!is_array($from) ? $from : spip_mysql_select_as($from));
+	$query = 
+		  calculer_mysql_expression('SELECT', $select, ', ')
+		. calculer_mysql_expression('FROM', $from, ', ')
+		. calculer_mysql_expression('WHERE', $where)
+		. calculer_mysql_expression('GROUP BY', $groupby, ',')
+		. calculer_mysql_expression('HAVING', $having)
+		. ($orderby ? ("\nORDER BY " . spip_mysql_order($orderby)) :'')
+		. ($limit ? "\nLIMIT $limit" : '');
+
+	// renvoyer la requete inerte si demandee
+	if ($requeter === false) return $query;
+	$r = spip_mysql_query($query, $serveur, $requeter);
+	return $r ? $r : $query;
+}
+
+// 0+x avec un champ x commencant par des chiffres est converti par MySQL
+// en le nombre qui commence x.
+// Pas portable malheureusement, on laisse pour le moment.
+
+// http://doc.spip.org/@spip_mysql_order
+function spip_mysql_order($orderby)
+{
+	return (is_array($orderby)) ? join(", ", $orderby) :  $orderby;
+}
+
+
+// http://doc.spip.org/@calculer_mysql_where
+function calculer_mysql_where($v)
+{
+	if (!is_array($v))
+	  return $v ;
+
+	$op = array_shift($v);
+	if (!($n=count($v)))
+		return $op;
+	else {
+		$arg = calculer_mysql_where(array_shift($v));
+		if ($n==1) {
+			  return "$op($arg)";
+		} else {
+			$arg2 = calculer_mysql_where(array_shift($v));
+			if ($n==2) {
+				return "($arg $op $arg2)";
+			} else return "($arg $op ($arg2) : $v[0])";
+		}
+	}
+}
+
+// http://doc.spip.org/@calculer_mysql_expression
+function calculer_mysql_expression($expression, $v, $join = 'AND'){
+	if (empty($v))
+		return '';
+	
+	$exp = "\n$expression ";
+	
+	if (!is_array($v)) {
+		return $exp . $v;
+	} else {
+		if (strtoupper($join) === 'AND')
+			return $exp . join("\n\t$join ", array_map('calculer_mysql_where', $v));
+		else
+			return $exp . join($join, $v);
+	}
+}
+
+// http://doc.spip.org/@spip_mysql_select_as
+function spip_mysql_select_as($args)
+{
+	$res = '';
+	foreach($args as $k => $v) {
+		if (substr($k,-1)=='@') {
+			// c'est une jointure qui se refere au from precedent
+			// pas de virgule
+		  $res .= '  ' . $v ;
+		}
+		else {
+		  if (!is_numeric($k)) {
+		  	$p = strpos($v, " ");
+			if ($p)
+			  $v = substr($v,0,$p) . " AS `$k`" . substr($v,$p);
+			else $v .= " AS `$k`";
+		  }
+		      
+		  $res .= ', ' . $v ;
+		}
+	}
+	return substr($res,2);
+}
+
+//
+// Changer les noms des tables ($table_prefix)
+// Quand tous les appels SQL seront abstraits on pourra l'ameliorer
+
+define('_SQL_PREFIXE_TABLE', '/([,\s])spip_/S');
+
+// http://doc.spip.org/@traite_query
+function traite_query($query, $db='', $prefixe='') {
+
+	if ($GLOBALS['mysql_rappel_nom_base'] AND $db)
+		$pref = '`'. $db.'`.';
+	else $pref = '';
+
+	if ($prefixe)
+		$pref .= $prefixe . "_";
+
+	if (!preg_match('/\s(SET|VALUES|WHERE|DATABASE)\s/i', $query, $regs)) {
+		$suite ='';
+	} else {
+		$suite = strstr($query, $regs[0]);
+		$query = substr($query, 0, -strlen($suite));
+		if (preg_match('/^(.*?)([(]\s*SELECT\b.*)$/si', $suite, $r)) {
+		  $suite = $r[1] . traite_query($r[2], $db, $prefixe);
+		}
+	}
+	$r = preg_replace(_SQL_PREFIXE_TABLE, '\1'.$pref, $query) . $suite;
+#	spip_log("traite_query: " . substr($r,0, 50) . ".... $db, $prefixe");
+	return $r;
+}
+
+// http://doc.spip.org/@spip_mysql_selectdb
+function spip_mysql_selectdb($db) {
+	$ok = mysql_select_db($db);
+	if (!$ok)
+		spip_log('Echec mysql_selectdb. Erreur : ' . mysql_error(),'mysql');
+	return $ok;
+}
+
+
+// Retourne les bases accessibles
+// Attention on n'a pas toujours les droits
+
+// http://doc.spip.org/@spip_mysql_listdbs
+function spip_mysql_listdbs($serveur='',$requeter=true) {
+	return @mysql_list_dbs();
+}
+
+// Fonction de creation d'une table SQL nommee $nom
+// a partir de 2 tableaux PHP :
+// champs: champ => type
+// cles: type-de-cle => champ(s)
+// si $autoinc, c'est une auto-increment (i.e. serial) sur la Primary Key
+// Le nom des caches doit etre inferieur a 64 caracteres
+
+// http://doc.spip.org/@spip_mysql_create
+function spip_mysql_create($nom, $champs, $cles, $autoinc=false, $temporary=false, $serveur='',$requeter=true) {
+
+	$query = ''; $keys = ''; $s = ''; $p='';
+
+	// certains plugins declarent les tables  (permet leur inclusion dans le dump)
+	// sans les renseigner (laisse le compilo recuperer la description)
+	if (!is_array($champs) || !is_array($cles)) 
+		return;
+
+	$res = spip_mysql_query("SELECT version() as v");
+	if ($row = mysql_fetch_array($res)
+	 && (version_compare($row['v'],'5.0','>=')))
+		spip_mysql_query("SET sql_mode=''");
+
+	foreach($cles as $k => $v) {
+		$keys .= "$s\n\t\t$k ($v)";
+		if ($k == "PRIMARY KEY")
+			$p = $v;
+		$s = ",";
+	}
+	$s = '';
+	
+	$character_set = "";
+	if (@$GLOBALS['meta']['charset_sql_base'])
+		$character_set .= " CHARACTER SET ".$GLOBALS['meta']['charset_sql_base'];
+	if (@$GLOBALS['meta']['charset_collation_sql_base'])
+		$character_set .= " COLLATE ".$GLOBALS['meta']['charset_collation_sql_base'];
+
+	foreach($champs as $k => $v) {
+		if (preg_match(',([a-z]*\s*(\(\s*[0-9]*\s*\))?(\s*binary)?),i',$v,$defs)){
+			if (preg_match(',(char|text),i',$defs[1]) AND !preg_match(',binary,i',$defs[1]) ){
+				$v = $defs[1] . $character_set . ' ' . substr($v,strlen($defs[1]));
+			}
+		}
+
+		$query .= "$s\n\t\t$k $v"
+			. (($autoinc && ($p == $k) && preg_match(',\b(big|small|medium)?int\b,i', $v))
+				? " auto_increment"
+				: ''
+			);
+		$s = ",";
+	}
+	$temporary = $temporary ? 'TEMPORARY':'';
+	$q = "CREATE $temporary TABLE IF NOT EXISTS $nom ($query" . ($keys ? ",$keys" : '') . ")".
+	($character_set?" DEFAULT $character_set":"")
+	."\n";
+	return spip_mysql_query($q, $serveur);
+}
+
+function spip_mysql_create_base($nom, $serveur='',$requeter=true) {
+  return spip_mysql_query("CREATE DATABASE `$nom`", $serveur, $requeter);
+}
+
+// Fonction de creation d'une vue SQL nommee $nom
+// http://doc.spip.org/@spip_mysql_create_view
+function spip_mysql_create_view($nom, $query_select, $serveur='',$requeter=true) {
+	if (!$query_select) return false;
+	// vue deja presente
+	if (sql_showtable($nom, false, $serveur)) {
+		spip_log("Echec creation d'une vue sql ($nom) car celle-ci existe deja (serveur:$serveur)");
+		return false;
+	}
+	
+	$query = "CREATE VIEW $nom AS ". $query_select;
+	return spip_mysql_query($query, $serveur, $requeter);
+}
+
+
+// http://doc.spip.org/@spip_mysql_drop_table
+function spip_mysql_drop_table($table, $exist='', $serveur='',$requeter=true)
+{
+	if ($exist) $exist =" IF EXISTS";
+	return spip_mysql_query("DROP TABLE$exist `$table`", $serveur, $requeter);
+}
+
+// supprime une vue 
+// http://doc.spip.org/@spip_mysql_drop_view
+function spip_mysql_drop_view($view, $exist='', $serveur='',$requeter=true) {
+	if ($exist) $exist =" IF EXISTS";
+	return spip_mysql_query("DROP VIEW$exist `$view`", $serveur, $requeter);
+}
+
+// http://doc.spip.org/@spip_mysql_showbase
+function spip_mysql_showbase($match, $serveur='',$requeter=true)
+{
+	return spip_mysql_query("SHOW TABLES LIKE " . _q($match), $serveur, $requeter);
+}
+
+// http://doc.spip.org/@spip_mysql_repair
+function spip_mysql_repair($table, $serveur='',$requeter=true)
+{
+	return spip_mysql_query("REPAIR TABLE `$table`", $serveur, $requeter);
+}
+
+// Recupere la definition d'une table ou d'une vue MySQL
+// colonnes, indexes, etc.
+// au meme format que la definition des tables de SPIP
+// http://doc.spip.org/@spip_mysql_showtable
+function spip_mysql_showtable($nom_table, $serveur='',$requeter=true)
+{
+	$s = spip_mysql_query("SHOW CREATE TABLE `$nom_table`", $serveur, $requeter);
+	if (!$s) return '';
+	if (!$requeter) return $s;
+
+	list(,$a) = mysql_fetch_array($s ,MYSQL_NUM);
+	if (preg_match("/^[^(),]*\((([^()]*\([^()]*\)[^()]*)*)\)[^()]*$/", $a, $r)){
+		$dec = $r[1];
+		if (preg_match("/^(.*?),([^,]*KEY.*)$/s", $dec, $r)) {
+		  $namedkeys = $r[2];
+		  $dec = $r[1];
+		}
+		else 
+		  $namedkeys = "";
+
+		$fields = array();
+		foreach(preg_split("/,\s*`/",$dec) as $v) {
+		  preg_match("/^\s*`?([^`]*)`\s*(.*)/",$v,$r);
+		  $fields[strtolower($r[1])] = $r[2];
+		}
+		$keys = array();
+
+		foreach(preg_split('/\)\s*,?/',$namedkeys) as $v) {
+		  if (preg_match("/^\s*([^(]*)\((.*)$/",$v,$r)) {
+			$k = str_replace("`", '', trim($r[1]));
+			$t = strtolower(str_replace("`", '', $r[2]));
+			if ($k && !isset($keys[$k])) $keys[$k] = $t; else $keys[] = $t;
+		  }
+		}
+		spip_mysql_free($s);
+		return array('field' => $fields, 'key' => $keys);
+	}
+
+	$res = spip_mysql_query("SHOW COLUMNS FROM `$nom_table`", $serveur);
+	if($res) {
+	  $nfields = array();
+	  $nkeys = array();
+	  while($val = spip_mysql_fetch($res)) {
+		$nfields[$val["Field"]] = $val['Type'];
+		if($val['Null']=='NO') {
+		  $nfields[$val["Field"]] .= ' NOT NULL'; 
+		}
+		if($val['Default'] === '0' || $val['Default']) {
+		  if(preg_match('/[A-Z_]/',$val['Default'])) {
+			$nfields[$val["Field"]] .= ' DEFAULT '.$val['Default'];		  
+		  } else {
+			$nfields[$val["Field"]] .= " DEFAULT '".$val['Default']."'";		  
+		  }
+		}
+		if($val['Extra'])
+		  $nfields[$val["Field"]] .= ' '.$val['Extra'];
+		if($val['Key'] == 'PRI') {
+		  $nkeys['PRIMARY KEY'] = $val["Field"];
+		} else if($val['Key'] == 'MUL') {
+		  $nkeys['KEY '.$val["Field"]] = $val["Field"];
+		} else if($val['Key'] == 'UNI') {
+		  $nkeys['UNIQUE KEY '.$val["Field"]] = $val["Field"];
+		}
+	  }
+	  spip_mysql_free($res);
+	  return array('field' => $nfields, 'key' => $nkeys);
+	}
+	return "";
+}
+
+//
+// Recuperation des resultats
+//
+
+// http://doc.spip.org/@spip_mysql_fetch
+function spip_mysql_fetch($r, $t='', $serveur='',$requeter=true) {
+	if (!$t) $t = MYSQL_ASSOC;
+	if ($r) return mysql_fetch_array($r, $t);
+}
+
+function spip_mysql_seek($r, $row_number, $serveur='',$requeter=true) {
+	if ($r) return mysql_data_seek($r,$row_number);
+}
+
+
+// http://doc.spip.org/@spip_mysql_countsel
+function spip_mysql_countsel($from = array(), $where = array(),
+			     $groupby = '', $having = array(), $serveur='',$requeter=true)
+{
+	$c = !$groupby ? '*' : ('DISTINCT ' . (is_string($groupby) ? $groupby : join(',', $groupby)));
+
+	$r = spip_mysql_select("COUNT($c)", $from, $where,'', '', '', $having, $serveur, $requeter);
+
+	if (!$requeter) return $r;
+	if (!is_resource($r)) return 0;
+	list($c) = mysql_fetch_array($r, MYSQL_NUM);
+	mysql_free_result($r);
+	return $c;
+}
+
+// Bien specifier le serveur auquel on s'adresse,
+// mais a l'install la globale n'est pas encore completement definie
+// http://doc.spip.org/@spip_mysql_error
+function spip_mysql_error($query='', $serveur='',$requeter=true) {
+	$link = $GLOBALS['connexions'][$serveur ? strtolower($serveur) : 0]['link'];
+	$s = $link ? mysql_error($link) : mysql_error();
+	if ($s) spip_log("$s - $query", 'mysql');
+	return $s;
+}
+
+// A transposer dans les portages
+// http://doc.spip.org/@spip_mysql_errno
+function spip_mysql_errno($serveur='',$requeter=true) {
+	$link = $GLOBALS['connexions'][$serveur ? $serveur : 0]['link'];
+	$s = $link ? mysql_errno($link) : mysql_errno();
+	// 2006 MySQL server has gone away
+	// 2013 Lost connection to MySQL server during query
+	if (in_array($s, array(2006,2013)))
+		define('spip_interdire_cache', true);
+	if ($s) spip_log("Erreur mysql $s");
+	return $s;
+}
+
+// Interface de abstract_sql
+// http://doc.spip.org/@spip_mysql_count
+function spip_mysql_count($r, $serveur='',$requeter=true) {
+	if ($r)	return mysql_num_rows($r);
+}
+
+
+// http://doc.spip.org/@spip_mysql_free
+function spip_mysql_free($r, $serveur='',$requeter=true) {
+	return mysql_free_result($r);
+}
+
+// http://doc.spip.org/@spip_mysql_insert
+function spip_mysql_insert($table, $champs, $valeurs, $desc='', $serveur='',$requeter=true) {
+
+	$connexion = &$GLOBALS['connexions'][$serveur ? strtolower($serveur) : 0];
+	$prefixe = $connexion['prefixe'];
+	$link = $connexion['link'];
+	$db = $connexion['db'];
+
+	if ($prefixe) $table = preg_replace('/^spip/', $prefixe, $table);
+	
+	$query ="INSERT INTO $table $champs VALUES $valeurs";
+	if (!$requeter) return $query;
+	
+	if (isset($_GET['var_profile'])) {
+		include_spip('public/tracer');
+		$t = trace_query_start();
+	} else $t = 0 ;
+
+	$connexion['last'] = $query;
+#	spip_log($query);
+	if (mysql_query($query, $link))
+		$r = mysql_insert_id($link);
+	else {
+	  if ($e = spip_mysql_errno($serveur))	// Log de l'erreur eventuelle
+		$e .= spip_mysql_error($query, $serveur); // et du fautif
+	}
+	return $t ? trace_query_end($query, $t, $r, $e, $serveur) : $r;
+
+	// return $r ? $r : (($r===0) ? -1 : 0); pb avec le multi-base.
+}
+
+// http://doc.spip.org/@spip_mysql_insertq
+function spip_mysql_insertq($table, $couples=array(), $desc=array(), $serveur='',$requeter=true) {
+
+	if (!$desc) $desc = description_table($table);
+	if (!$desc) $couples = array();
+	$fields =  isset($desc['field'])?$desc['field']:array();
+
+	foreach ($couples as $champ => $val) {
+		$couples[$champ]= spip_mysql_cite($val, $fields[$champ]);
+	}
+
+	return spip_mysql_insert($table, "(".join(',',array_keys($couples)).")", "(".join(',', $couples).")", $desc, $serveur, $requeter);
+}
+
+
+// http://doc.spip.org/@spip_mysql_insertq_multi
+function spip_mysql_insertq_multi($table, $tab_couples=array(), $desc=array(), $serveur='',$requeter=true) {
+
+	if (!$desc) $desc = description_table($table);
+	if (!$desc) $tab_couples = array();
+	$fields =  isset($desc['field'])?$desc['field']:array();
+	
+	$cles = "(" . join(',',array_keys($tab_couples[0])) . ')';
+	$valeurs = array();
+	foreach ($tab_couples as $couples) {
+		foreach ($couples as $champ => $val){
+			$couples[$champ]= spip_mysql_cite($val, $fields[$champ]);
+		}
+		$valeurs[] = '(' .join(',', $couples) . ')';
+	}
+
+	// Inserer par groupes de 100 max pour eviter un debordement de pile
+	$r = false;
+	do {
+		$ins = array_slice($valeurs,0,100);
+		$valeurs = array_slice($valeurs,100);
+		$r = spip_mysql_insert($table, $cles, join(', ', $ins), $desc, $serveur, $requeter);
+	}  while (count($valeurs));
+
+	return $r; // dans le cas d'une table auto_increment, le dernier insert_id
+}
+
+// http://doc.spip.org/@spip_mysql_update
+function spip_mysql_update($table, $champs, $where='', $desc='', $serveur='',$requeter=true) {
+	$set = array();
+	foreach ($champs as $champ => $val)
+		$set[] = $champ . "=$val";
+	if (!empty($set))
+		return spip_mysql_query(
+			  calculer_mysql_expression('UPDATE', $table, ',')
+			. calculer_mysql_expression('SET', $set, ',')
+			. calculer_mysql_expression('WHERE', $where), 
+			$serveur, $requeter);
+}
+
+// idem, mais les valeurs sont des constantes a mettre entre apostrophes
+// sauf les expressions de date lorsqu'il s'agit de fonctions SQL (NOW etc)
+// http://doc.spip.org/@spip_mysql_updateq
+function spip_mysql_updateq($table, $champs, $where='', $desc=array(), $serveur='',$requeter=true) {
+
+	if (!$champs) return;
+	if (!$desc) $desc = description_table($table);
+	if (!$desc) $champs = array(); else $fields =  $desc['field'];
+	$set = array();
+	foreach ($champs as $champ => $val) {
+		$set[] = $champ . '=' . spip_mysql_cite($val, $fields[$champ]);
+	}
+	return spip_mysql_query(
+			  calculer_mysql_expression('UPDATE', $table, ',')
+			. calculer_mysql_expression('SET', $set, ',')
+			. calculer_mysql_expression('WHERE', $where),
+			$serveur, $requeter);
+}
+
+// http://doc.spip.org/@spip_mysql_delete
+function spip_mysql_delete($table, $where='', $serveur='',$requeter=true) {
+	$res = spip_mysql_query(
+			  calculer_mysql_expression('DELETE FROM', $table, ',')
+			. calculer_mysql_expression('WHERE', $where),
+			$serveur, $requeter);
+	if (!$requeter) return $res;
+	if ($res){
+		$connexion = &$GLOBALS['connexions'][$serveur ? $serveur : 0];
+		$link = $connexion['link'];
+		return $link ? mysql_affected_rows($link) : mysql_affected_rows();
+	}
+	else
+		return false;
+}
+
+// http://doc.spip.org/@spip_mysql_replace
+function spip_mysql_replace($table, $couples, $desc=array(), $serveur='',$requeter=true) {
+	return spip_mysql_query("REPLACE $table (" . join(',',array_keys($couples)) . ') VALUES (' .join(',',array_map('_q', $couples)) . ')', $serveur, $requeter);
+}
+
+
+// http://doc.spip.org/@spip_mysql_replace_multi
+function spip_mysql_replace_multi($table, $tab_couples, $desc=array(), $serveur='',$requeter=true) {
+	$cles = "(" . join(',',array_keys($tab_couples[0])). ')';
+	$valeurs = array();
+	foreach ($tab_couples as $couples) {
+		$valeurs[] = '(' .join(',',array_map('_q', $couples)) . ')';
+	}
+	$valeurs = implode(', ',$valeurs);
+	return spip_mysql_query("REPLACE $table $cles VALUES $valeurs", $serveur, $requeter);
+}
+
+
+// http://doc.spip.org/@spip_mysql_multi
+function spip_mysql_multi ($objet, $lang) {
+	$lengthlang = strlen("[$lang]");
+	$posmulti = "INSTR(".$objet.", '<multi>')";
+	$posfinmulti = "INSTR(".$objet.", '</multi>')";
+	$debutchaine = "LEFT(".$objet.", $posmulti-1)";
+	$finchaine = "RIGHT(".$objet.", CHAR_LENGTH(".$objet.") -(7+$posfinmulti))";
+	$chainemulti = "TRIM(SUBSTRING(".$objet.", $posmulti+7, $posfinmulti -(7+$posmulti)))";
+	$poslang = "INSTR($chainemulti,'[".$lang."]')";
+	$poslang = "IF($poslang=0,INSTR($chainemulti,']')+1,$poslang+$lengthlang)";
+	$chainelang = "TRIM(SUBSTRING(".$objet.", $posmulti+7+$poslang-1,$posfinmulti -($posmulti+7+$poslang-1) ))";
+	$posfinlang = "INSTR(".$chainelang.", '[')";
+	$chainelang = "IF($posfinlang>0,LEFT($chainelang,$posfinlang-1),$chainelang)";
+	//$chainelang = "LEFT($chainelang,$posfinlang-1)";
+	$retour = "(TRIM(IF($posmulti = 0 , ".
+		"     TRIM(".$objet."), ".
+		"     CONCAT( ".
+		"          $debutchaine, ".
+		"          IF( ".
+		"               $poslang = 0, ".
+		"                     $chainemulti, ".
+		"               $chainelang".
+		"          ), ". 
+		"          $finchaine".
+		"     ) ".
+		"))) AS multi";
+
+	return $retour;
+}
+
+// http://doc.spip.org/@spip_mysql_hex
+function spip_mysql_hex($v)
+{
+	return "0x" . $v;
+}
+
+function spip_mysql_quote($v, $type='')
+{
+	return ($type === 'int' AND !$v) ? '0' :  _q($v);
+}
+
+function spip_mysql_date_proche($champ, $interval, $unite)
+{
+	return '('
+	. $champ
+        . (($interval <= 0) ? '>' : '<')
+        . (($interval <= 0) ? 'DATE_SUB' : 'DATE_ADD')
+	. '('
+	. sql_quote(date('Y-m-d H:i:s'))
+	. ', INTERVAL '
+	. (($interval > 0) ? $interval : (0-$interval))
+	. ' '
+	. $unite
+	. '))';
+}
+
+//
+// IN (...) est limite a 255 elements, d'ou cette fonction assistante
+//
+// http://doc.spip.org/@spip_mysql_in
+function spip_mysql_in($val, $valeurs, $not='', $serveur='',$requeter=true) {
+	$n = $i = 0;
+	$in_sql ="";
+	while ($n = strpos($valeurs, ',', $n+1)) {
+	  if ((++$i) >= 255) {
+			$in_sql .= "($val $not IN (" .
+			  substr($valeurs, 0, $n) .
+			  "))\n" .
+			  ($not ? "AND\t" : "OR\t");
+			$valeurs = substr($valeurs, $n+1);
+			$i = $n = 0;
+		}
+	}
+	$in_sql .= "($val $not IN ($valeurs))";
+
+	return "($in_sql)";
+}
+
+// pour compatibilite. Ne plus utiliser.
+// http://doc.spip.org/@calcul_mysql_in
+function calcul_mysql_in($val, $valeurs, $not='') {
+	if (is_array($valeurs))
+		$valeurs = join(',', array_map('_q', $valeurs));
+	elseif ($valeurs[0]===',') $valeurs = substr($valeurs,1);
+	if (!strlen(trim($valeurs))) return ($not ? "0=0" : '0=1');
+	return spip_mysql_in($val, $valeurs, $not);
+}
+
+// http://doc.spip.org/@spip_mysql_cite
+function spip_mysql_cite($v, $type) {
+	if (sql_test_date($type) AND preg_match('/^\w+\(/', $v)
+	OR (sql_test_int($type)
+		 AND (is_numeric($v)
+		      OR (ctype_xdigit(substr($v,2))
+			  AND $v[0]=='0' AND $v[1]=='x'))))
+		return $v;
+	else return  ("'" . addslashes($v) . "'");
+}
+
+// Ces deux fonctions n'ont pas d'equivalent exact PostGres
+// et ne sont la que pour compatibilite avec les extensions de SPIP < 1.9.3
+
+//
+// Poser un verrou local a un SPIP donne
+// Changer de nom toutes les heures en cas de blocage MySQL (ca arrive)
+//
+// http://doc.spip.org/@spip_get_lock
+function spip_get_lock($nom, $timeout = 0) {
+
+	define('_LOCK_TIME', intval(time()/3600-316982));
+
+	$connexion = &$GLOBALS['connexions'][0];
+	$prefixe = $connexion['prefixe'];
+	$nom = "$bd:$prefix:$nom" .  _LOCK_TIME;
+
+	$connexion['last'] = $q = "SELECT GET_LOCK(" . _q($nom) . ", $timeout) AS n";
+	$q = @sql_fetch(mysql_query($q));
+	if (!$q) spip_log("pas de lock sql pour $nom");
+	return $q['n'];
+}
+
+// http://doc.spip.org/@spip_release_lock
+function spip_release_lock($nom) {
+
+	$connexion = &$GLOBALS['connexions'][0];
+	$prefixe = $connexion['prefixe'];
+	$nom = "$bd:$prefix:$nom" . _LOCK_TIME;
+
+	$connexion['last'] = $q = "SELECT RELEASE_LOCK(" . _q($nom) . ")";
+	@mysql_query($q);
+}
+
+// Renvoie false si on n'a pas les fonctions mysql (pour l'install)
+// http://doc.spip.org/@spip_versions_mysql
+function spip_versions_mysql() {
+	charger_php_extension('mysql');
+	return function_exists('mysql_query');
+}
+
+// Tester si mysql ne veut pas du nom de la base dans les requetes
+
+// http://doc.spip.org/@test_rappel_nom_base_mysql
+function test_rappel_nom_base_mysql($server_db)
+{
+	$GLOBALS['mysql_rappel_nom_base'] = true;
+	sql_delete('spip_meta', "nom='mysql_rappel_nom_base'", $server_db);
+	$ok = spip_query("INSERT INTO spip_meta (nom,valeur) VALUES ('mysql_rappel_nom_base', 'test')", $server_db);
+
+	if ($ok) {
+		sql_delete('spip_meta', "nom='mysql_rappel_nom_base'", $server_db);
+		return '';
+	} else {
+		$GLOBALS['mysql_rappel_nom_base'] = false;
+		return "\$GLOBALS['mysql_rappel_nom_base'] = false; ".
+		"/* echec de test_rappel_nom_base_mysql a l'installation. */\n";
+	}
+}
+
+// http://doc.spip.org/@test_sql_mode_mysql
+function test_sql_mode_mysql($server_db){
+	$res = sql_select("version() as v",'','','','','','',$server_db);
+	$row = sql_fetch($res,$server_db);
+	if (version_compare($row['v'],'5.0.0','>=')){
+		define('_MYSQL_SET_SQL_MODE',true);
+		return "define('_MYSQL_SET_SQL_MODE',true);\n";
+	}
+	return '';
+}
+
+?>