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< ? php
include 'config.php' ;
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if ( ! isset ( $_SESSION [ " team_id " ]))
error403 ();
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if ( isset ( $_POST [ " send_solution " ])) {
$error_message = saveSolution ();
}
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$solutions_req = $DB -> prepare ( " SELECT `file_id`, `problem`, COUNT(`problem`) AS `version` FROM `solutions` WHERE `team` = ? GROUP BY `problem`, `uploaded_at` ORDER BY `problem`, `uploaded_at` DESC; " );
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$solutions_req -> execute ([ $_SESSION [ " team_id " ]]);
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$tournament_req = $DB -> prepare ( " SELECT `date_solutions` FROM `tournaments` WHERE `id` = ?; " );
$tournament_req -> execute ([ $_SESSION [ " tournament_id " ]]);
$tournament_data = $tournament_req -> fetch ();
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function saveSolution () {
global $LOCAL_PATH , $DB ;
try {
$problem = $_POST [ " problem " ];
if ( $problem < 1 || $problem > 9 )
return " Le numéro de problème est invalide. " ;
}
catch ( Throwable $t ) {
return " Le numéro de problème n'est pas valide. Merci de ne pas créer vos propres requêtes. " ;
}
$file = $_FILES [ " solution " ];
if ( $file [ " size " ] > 5000000 || $file [ " error " ])
return " Une erreur est survenue. Merci de vérifier que le fichier pèse moins que 5 Mo. " ;
if ( finfo_file ( finfo_open ( FILEINFO_MIME_TYPE ), $file [ " tmp_name " ]) != 'application/pdf' )
return " Le fichier doit être au format PDF. " ;
if ( ! is_dir ( " $LOCAL_PATH /files " ) && ! mkdir ( " $LOCAL_PATH /files " ))
return " Les droits sont insuffisants. Veuillez contacter l'administrateur du serveur. " ;
$alphabet = " abcdefghijklmnopqrstuvwxyz0123456789 " ;
do {
$id = " " ;
for ( $i = 0 ; $i < 64 ; ++ $i ) {
$id .= $alphabet [ rand ( 0 , strlen ( $alphabet ) - 1 )];
}
}
while ( file_exists ( " $LOCAL_PATH /files/ $id " ));
if ( ! rename ( $file [ " tmp_name " ], " $LOCAL_PATH /files/ $id " ))
return " Une erreur est survenue lors de l'envoi du fichier. " ;
$req = $DB -> prepare ( " INSERT INTO `solutions`(`file_id`, `team`, `tournament`, `problem`)
VALUES ( ? , ? , ? , ? ); " );
$req -> execute ([ $id , $_SESSION [ " team_id " ], $_SESSION [ " tournament_id " ], $problem ]);
return false ;
}
?>
< ? php include 'header.php' ?>
< ? php if ( isset ( $error_message )) {
if ( $error_message !== false ) {
echo " <h2>Erreur : " . $error_message . " </h2> " ;
} else {
echo " <h2>Le fichier a été correctement envoyé !</h2> " ;
}
} ?>
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< ? php if ( date ( " yyyy-mm-dd " ) < $tournament_data [ " date_solutions " ]) { ?>
< form method = " post " enctype = " multipart/form-data " >
< input type = " hidden " name = " MAX_FILE_SIZE " value = " 5000000 " />
< table >
< tbody >
< tr >
< td >
< label for = " problem " > Problème :</ label >
</ td >
< td >
< select id = " problem " name = " problem " >
< ? php
for ( $i = 1 ; $i <= 9 ; ++ $i ) {
echo " <option value= \" $i\ " > $i </ option > \n " ;
}
?>
</ select >
</ td >
</ tr >
< tr >
< td >
< label for = " file " > Fichier :</ label >
</ td >
< td >
< input type = " file " id = " file " name = " solution " />
</ td >
</ tr >
< tr >
< td colspan = " 2 " >
< input style = " width: 100%; " type = " submit " name = " send_solution " value = " Envoyer " />
</ td >
</ tr >
</ tbody >
</ table >
</ form >
< ? php } ?>
< hr />
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< h2 > Solutions soumises :</ h2 >
< ? php
while (( $data = $solutions_req -> fetch ()) !== false ) {
$file_id = $data [ " file_id " ];
$problem = $data [ " problem " ];
$version = $data [ " version " ];
echo " Problème $problem (Version $version ) : <a href= \" $URL_BASE /file/ $file_id\ " > Télécharger </ a >< br /> " ;
}
?>
< ? php include 'footer.php' ?>