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Improve icon fetching interface

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This commit is contained in:
J. King 2021-01-26 12:03:26 -05:00
parent 1eea3b3a4c
commit cc2672fb0a
2 changed files with 8 additions and 5 deletions
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6
lib/Database.php
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@ -991,12 +991,14 @@ class Database {
* - "url": The URL of the icon
* - "type": The Content-Type of the icon e.g. "image/png"
* - "data": The icon itself, as a binary sring; if $withData is false this will be null
*
* If the subscription has no icon null is returned instead of an array
*
* @param string|null $user The user who owns the subscription being queried; using null here is supported for TT-RSS and SHOULD NOT be used elsewhere as it leaks information
* @param int $subscription The numeric identifier of the subscription
* @param bool $includeData Whether to include the binary data of the icon itself in the result
*/
public function subscriptionIcon(?string $user, int $id, bool $includeData = true): array {
public function subscriptionIcon(?string $user, int $id, bool $includeData = true): ?array {
$data = $includeData ? "i.data" : "null as data";
$q = new Query("SELECT i.id, i.url, i.type, $data from arsse_subscriptions as s join arsse_feeds as f on s.feed = f.id left join arsse_icons as i on f.icon = i.id");
$q->setWhere("s.id = ?", "int", $id);
@ -1006,6 +1008,8 @@ class Database {
$out = $this->db->prepare($q->getQuery(), $q->getTypes())->run($q->getValues())->getRow();
if (!$out) {
throw new Db\ExceptionInput("subjectMissing", ["action" => __FUNCTION__, "field" => "subscription", 'id' => $id]);
} elseif (!$out['id']) {
return null;
}
return $out;
}

7
tests/cases/Database/SeriesSubscription.php
View file

@ -478,7 +478,7 @@ trait SeriesSubscription {
$exp = "http://example.com/favicon.ico";
$this->assertSame($exp, Arsse::$db->subscriptionIcon(null, 1)['url']);
$this->assertSame($exp, Arsse::$db->subscriptionIcon(null, 2)['url']);
$this->assertSame(null, Arsse::$db->subscriptionIcon(null, 3)['url']);
$this->assertSame(null, Arsse::$db->subscriptionIcon(null, 3));
}
public function testRetrieveTheFaviconOfAMissingSubscription(): void {
@ -490,16 +490,15 @@ trait SeriesSubscription {
$exp = "http://example.com/favicon.ico";
$user = "john.doe@example.com";
$this->assertSame($exp, Arsse::$db->subscriptionIcon($user, 1)['url']);
$this->assertSame(null, Arsse::$db->subscriptionIcon($user, 3)['url']);
$this->assertSame(null, Arsse::$db->subscriptionIcon($user, 3));
$user = "jane.doe@example.com";
$this->assertSame($exp, Arsse::$db->subscriptionIcon($user, 2)['url']);
}
public function testRetrieveTheFaviconOfASubscriptionOfTheWrongUser(): void {
$exp = "http://example.com/favicon.ico";
$user = "john.doe@example.com";
$this->assertException("subjectMissing", "Db", "ExceptionInput");
$this->assertSame(null, Arsse::$db->subscriptionIcon($user, 2)['url']);
Arsse::$db->subscriptionIcon($user, 2);
}
public function testListTheTagsOfASubscription(): void {