Display conference dates prominently on conferences page and homepage (#1606)

Show finalTeaserDate under each conference title on the conferences
page and in the homepage sidebar. Replace the outdated $CONF_TEASER
array with NewsHandler::getConferences() to access date information.

Author: lacatoire

conferences/index.php

@@ -21,6 +21,14 @@
     $date = date_format(date_create($entry["updated"] ?? $entry["published"]), 'Y-m-d');
     $content .= '<div class="newsentry">';
     $content .= '<h3 class="newstitle title"><a href="' . $MYSITE . $link . '" id="' . $id . '">' . $entry["title"] . '</a></h3>';
+
+    if (!empty($entry["finalTeaserDate"])) {
+        $confDate = date_create($entry["finalTeaserDate"]);
+        if ($confDate) {
+            $content .= '<p class="conference-date"><strong>' . date_format($confDate, 'F j, Y') . '</strong></p>';
+        }
+    }
+
     $content .= '<div class="newsimage">';
 
     if (isset($entry["newsImage"])) {
@@ -33,7 +41,14 @@
     $content .= '</div>';
     $content .= '</div>';
 
-    $panels .= sprintf('<p class="panel"><a href="%s">%s</a></p>', $entry["newsImage"]["link"] ?? $link, $entry["title"]);
+    $panelExtra = '';
+    if (!empty($entry["finalTeaserDate"])) {
+        $confDate = date_create($entry["finalTeaserDate"]);
+        if ($confDate) {
+            $panelExtra = ' <small>' . date_format($confDate, 'M j, Y') . '</small>';
+        }
+    }
+    $panels .= sprintf('<p class="panel"><a href="%s">%s</a>%s</p>', $entry["newsImage"]["link"] ?? $link, $entry["title"], $panelExtra);
 }
 $content .= "</div>";
 

index.php

@@ -141,25 +141,44 @@
 // Print body of home page.
 echo $content;
 
-// Prepare announcements.
-if (is_array($CONF_TEASER)) {
+// Prepare announcements from conferences.
+$conferences = (new NewsHandler())->getConferences();
+if ($conferences) {
+    $confsByCategory = [];
+    foreach ($conferences as $entry) {
+        foreach ($entry['category'] as $cat) {
+            if ($cat['term'] === 'conferences' || $cat['term'] === 'cfp') {
+                $confsByCategory[$cat['term']][] = $entry;
+                break;
+            }
+        }
+    }
     $conftype = [
-        'conference' => 'Upcoming conferences',
+        'conferences' => 'Upcoming conferences',
         'cfp' => 'Conferences calling for papers',
     ];
     $announcements = "";
-    foreach ($CONF_TEASER as $category => $entries) {
-        if ($entries) {
-            $announcements .= '<div class="panel">';
-            $announcements .= '  <a href="/conferences" class="headline" title="' . $conftype[$category] . '">' . $conftype[$category] . '</a>';
-            $announcements .= '<div class="body"><ul>';
-            foreach (array_slice($entries, 0, 4) as $url => $title) {
-                $title = preg_replace("'([A-Za-z0-9])([\s:\-,]*?)call for(.*?)$'i", "$1", $title);
-                $announcements .= "<li><a href='$url' title='$title'>$title</a></li>";
+    foreach ($confsByCategory as $category => $entries) {
+        $announcements .= '<div class="panel">';
+        $announcements .= '  <a href="/conferences" class="headline" title="' . $conftype[$category] . '">' . $conftype[$category] . '</a>';
+        $announcements .= '<div class="body"><ul>';
+        foreach (array_slice($entries, 0, 4) as $entry) {
+            $title = preg_replace("'([A-Za-z0-9])([\s:\-,]*?)call for(.*?)$'i", "$1", $entry['title']);
+            $link = $entry['newsImage']['link'] ?? preg_replace('~^(http://php.net/|https://www.php.net/)~', '', $entry['id']);
+            $dateInfo = '';
+            if (!empty($entry['finalTeaserDate'])) {
+                $confDate = date_create($entry['finalTeaserDate']);
+                if ($confDate) {
+                    $dateInfo = ' <small>' . date_format($confDate, 'M j') . '</small>';
+                }
             }
-            $announcements .= '</ul></div>';
-            $announcements .= '</div>';
+            $announcements .= "<li><a href='" . htmlspecialchars($link) . "' title='" . htmlspecialchars($title) . "'>" . htmlspecialchars($title) . "</a>$dateInfo</li>";
+        }
+        $announcements .= '</ul></div>';
+        if (count($entries) > 4) {
+            $announcements .= '<div class="body"><a href="/conferences">View all &raquo;</a></div>';
         }
+        $announcements .= '</div>';
     }
 } else {
     $announcements = '';