pas d'infobulle sur les mots d'une lettre

Grille.php

@@ -99,6 +99,7 @@ class Grille implements ArrayAccess
                 "verticales" => []
             ];
             foreach($this->lignes as $y => $mots) {
+                $mots = explode_pos(CASE_NOIRE, $this->get_ligne($y, $this->largeur));
                 $this->definitions["horizontales"][$y] = [];
                 foreach($mots as $fin => $mot) {
                     $definitions = $this->dico[strlen($mot)][$mot];
@@ -112,6 +113,7 @@ class Grille implements ArrayAccess
                 }
             }
             foreach($this->colonnes as $x => $mots) {
+                $mots = explode_pos(CASE_NOIRE, $this->get_colonne($x, $this->hauteur));
                 $this->definitions["verticales"][$x] = [];
                 foreach($mots as $fin => $mot) {
                     $definitions = $this->dico[strlen($mot)][$mot];
@@ -150,6 +152,7 @@ class Grille implements ArrayAccess
             $lettres_ligne->branches,
             $lettres_colonne->branches
         );
+        // Sélection des candidats les plus fertiles
         foreach ($lettres_communes as $lettre => $_) {
             $lettres_communes[$lettre] = log(count($lettres_ligne->branches[$lettre])) * count($lettres_colonne->branches[$lettre]) * gaussienne(ECART_TYPE, ECART_TYPE);
         }
@@ -181,8 +184,8 @@ class Grille implements ArrayAccess
 
             // Omission des doublons
             $mots = [];
-            if ($x == $this->largeur - 1) $mots = explode_pos(CASE_NOIRE, $this->get_ligne($y, $this->largeur));
-            else if ($lettre == CASE_NOIRE) $mots = explode_pos(CASE_NOIRE, $this->get_ligne($y, $x));
+            if ($x == $this->largeur - 1) $mots = explode(CASE_NOIRE, $this->get_ligne($y, $this->largeur));
+            else if ($lettre == CASE_NOIRE) $mots = explode(CASE_NOIRE, $this->get_ligne($y, $x));
             else $mots = [];
             $this->lignes[$y] = array_filter($mots, function ($mot) {
                 return strlen($mot) >= 2;
@@ -194,7 +197,7 @@ class Grille implements ArrayAccess
             }
 
             if ($y == $this->hauteur - 1) {
-                $mots = explode_pos(CASE_NOIRE, $this->get_colonne($x, $this->hauteur));
+                $mots = explode(CASE_NOIRE, $this->get_colonne($x, $this->hauteur));
                 foreach ($mots as $rang => $mot) {
                     if (strlen($mot) < 2) continue;
                     if (strlen($mot > 2) && in_array($mot, array_merge(...$this->lignes, ...$this->colonnes))) continue 2;

index.php

@@ -145,14 +145,14 @@ function mot_courant($mots, $position) {
                                     <?php else: ?>
                                         <td class="case blanche">
                                             <?php
-                                                $title = "";
+                                                $title = [];
                                                 $definition_horizontale = mot_courant($grille->definitions["horizontales"][$y], $x);
                                                 $definition_verticale = mot_courant($grille->definitions["verticales"][$x], $y);
-                                                if (isset($definition_horizontale[0])) $title .= "→ " . $definition_horizontale[0];
-                                                if (isset($definition_horizontale[1])) $title .= " (" . $definition_horizontale[1] . ")";
-                                                if (isset($definition_verticale[0])) $title .= "\n ↓ " . $definition_verticale[0];
-                                                if (isset($definition_verticale[1])) $title .= " (" . $definition_verticale[1] . ")";
-                                                $title = htmlspecialchars($title);
+                                                if (isset($definition_horizontale[0])) $title[0] = "→ " . $definition_horizontale[0];
+                                                if (isset($definition_horizontale[1])) $title[0] .= " (" . $definition_horizontale[1] . ")";
+                                                if (isset($definition_verticale[0])) $title[1] = "↓  " . $definition_verticale[0];
+                                                if (isset($definition_verticale[1])) $title[1] .= " (" . $definition_verticale[1] . ")";
+                                                $title = htmlspecialchars(implode("\n", $title));
                                             ?>
                                             <input id="<?= chr($x + 65) . ($y + 1) ?>" type="text" maxlength="1" size="1" pattern="[A-Z]"
                                                 title="<?=$title?>" />
@@ -174,7 +174,9 @@ function mot_courant($mots, $position) {
                                     <?php else: ?>
                                         <ol>
                                         <?php foreach ($definitions as $definition) : ?>
+                                            <?php if (isset($definition[0])): ?>
                                             <li><?= formatter_definition($definition) ?></li>
+                                            <?php endif ?>
                                         <?php endforeach ?>
                                         </ol>
                                     <?php endif ?>
@@ -194,7 +196,9 @@ function mot_courant($mots, $position) {
                                     <?php else: ?>
                                         <ol>
                                             <?php foreach ($definitions as $definition) : ?>
+                                                <?php if (isset($definition[0])): ?>
                                                 <li><?= formatter_definition($definition) ?></li>
+                                                <?php endif ?>
                                             <?php endforeach ?>
                                         </ol>
                                     <?php endif ?>