Alpha 6: Feed-level Pages (#21)

Reviewed-on: #21

src/public/feed/index.php

@@ -0,0 +1,69 @@
+<?php
+/**
+ * Add/Edit/Delete Feed Page
+ *
+ * Allows users to add, edit, and delete feeds
+ */
+
+include '../../start.php';
+
+$db = Data::getConnection();
+Security::verifyUser($db);
+
+$feedId = $_GET['id'] ?? '';
+
+if ($_SERVER['REQUEST_METHOD'] == 'DELETE') {
+    if (!($feed = Feed::retrieveById($feedId, $db))) not_found();
+    $itemDelete = $db->prepare('DELETE FROM item WHERE feed_id = :feed');
+    $itemDelete->bindValue(':feed', $feed['id']);
+    if (!$itemDelete->execute()) add_error(Data::error($db)['error']);
+    $feedDelete = $db->prepare('DELETE FROM feed WHERE id = :feed');
+    $feedDelete->bindValue(':feed', $feed['id']);
+    if ($feedDelete->execute()) {
+        add_info('Feed &ldquo;' . htmlentities($feed['title']) . '&rdquo; deleted successfully');
+    } else {
+        add_error(Data::error($db)['error']);
+    }
+    frc_redirect('/feeds');
+}
+
+if ($_SERVER['REQUEST_METHOD'] == 'POST') {
+    $isNew = $_POST['id'] == 'new';
+    if ($isNew) {
+        $result = Feed::add($_POST['url'], $db);
+    } else {
+        $toEdit = Feed::retrieveById($_POST['id'], $db);
+        $result = $toEdit ? Feed::update($toEdit, $_POST['url'], $db) : ['error' => "Feed {$_POST['id']} not found"];
+    }
+    if (array_key_exists('ok', $result)) {
+        add_info('Feed saved successfully');
+        frc_redirect('/feeds');
+    }
+    add_error($result['error']);
+    $feedId = 'error';
+}
+
+if ($feedId == 'new') {
+    $title = 'Add RSS Feed';
+    $feed = [ 'id' => $_GET['id'], 'url' => ''];
+} else {
+    $title = 'Edit RSS Feed';
+    if ($feedId == 'error') {
+        $feed = ['id' => $_POST['id'] ?? '', 'url' => $_POST['url'] ?? ''];
+    } elseif (!($feed = Feed::retrieveById((int) $feedId, $db))) not_found();
+}
+
+page_head($title); ?>
+<h1><?=$title?></h1>
+<article>
+    <form method=POST action=/feed/ hx-post=/feed/>
+        <input type=hidden name=id value=<?=$feed['id']?>>
+        <label>
+            Feed URL
+            <input type=url name=url required autofocus value="<?=$feed['url']?>">
+        </label><br>
+        <button type=submit>Save</button>
+    </form>
+</article><?php
+page_foot();
+$db->close();

src/public/feed/items.php

@@ -0,0 +1,79 @@
+<?php
+/**
+ * Feed Item List Page
+ *
+ * Lists items in a given feed (all, unread, or bookmarked)
+ */
+
+include '../../start.php';
+
+$db = Data::getConnection();
+Security::verifyUser($db);
+
+if (!($feed = Feed::retrieveById($_GET['id'], $db))) not_found();
+
+/** Display a list of unread items for this feed */
+const TYPE_UNREAD = 0;
+
+/** Display a list of bookmarked items for this feed */
+const TYPE_BOOKMARKED = 1;
+
+/** Display all items for this feed */
+const TYPE_ALL = 2;
+
+$type = match (true) {
+    array_key_exists('unread', $_GET)     => TYPE_UNREAD,
+    array_key_exists('bookmarked', $_GET) => TYPE_BOOKMARKED,
+    default                               => TYPE_ALL
+};
+
+$extraSQL = match ($type) {
+    TYPE_UNREAD     => ' AND is_read = 0',
+    TYPE_BOOKMARKED => ' AND is_bookmarked = 1',
+    default         => ''
+};
+$itemQuery = $db->prepare(<<<SQL
+    SELECT id, title, coalesce(updated_on, published_on) AS as_of, is_read, is_bookmarked
+      FROM item
+     WHERE feed_id = :feed$extraSQL
+     ORDER BY date(coalesce(updated_on, published_on)) DESC
+    SQL);
+$itemQuery->bindValue(':feed', $feed['id']);
+if (!($itemResult = $itemQuery->execute())) add_error(Data::error($db)['error']);
+$item = $itemResult ? $itemResult->fetchArray(SQLITE3_ASSOC) : false;
+
+$queryParam = match ($type) {
+    TYPE_UNREAD     => '&unread',
+    TYPE_BOOKMARKED => '&bookmarked',
+    default         => ''
+};
+$thisURL = urlencode("/feed/items?id={$feed['id']}$queryParam");
+
+$listType = match ($type) {
+    TYPE_UNREAD     => 'Unread',
+    TYPE_BOOKMARKED => 'Bookmarked',
+    default         => ''
+};
+
+page_head(($type != TYPE_ALL ? "$listType Items | " : '') . strip_tags($feed['title']));
+if ($type == TYPE_ALL) { ?>
+    <h1><?=htmlentities($feed['title'])?></h1><?php
+} else { ?>
+    <h1 class=item_heading><?=htmlentities($feed['title'])?></h1>
+    <div class=item_published><?=$listType?> Items</div><?php
+} ?>
+<article><?php
+    if ($item) {
+        while ($item) { ?>
+            <p><?=hx_get("/item?id={$item['id']}&from=$thisURL", strip_tags($item['title']))?><br>
+                <small><?=$item['is_read'] == 0 ? '<strong>New</strong> &nbsp; ' : ''?>
+                    <em><?=date_time($item['as_of'])?></em></small><?php
+            $item = $itemResult->fetchArray(SQLITE3_ASSOC);
+        }
+    } else { ?>
+        <p><em>There are no <?=strtolower($listType)?> items</em><?php
+    } ?>
+</article>
+<?php
+page_foot();
+$db->close();