Add untracked file

php/generate-listings.php

@@ -0,0 +1,116 @@
+<?php
+    require_once "getenv.php";
+    require_once "$PROJECT_ROOT/php/utils/servers-rooms.php";
+    require_once "$PROJECT_ROOT/php/utils/logging.php";
+
+    class CommunityListing implements JsonSerializable {
+        public readonly string $name;
+        public readonly string $rating;
+        public readonly array $rooms;
+
+        /**
+         * @param \CommunityRoom[] $rooms
+         */
+        public function __construct(string $name, ?string $rating, array $rooms) {
+            $this->name = $name;
+            $this->rating = $rating ?? "unknown";
+            $this->rooms = $rooms;
+        }
+
+        public function jsonSerialize(): mixed {
+            // TODO: Careful serialization
+            $details = get_object_vars($this);
+            $details['rooms'] = array_map(function(\CommunityRoom $room){
+                return $room->to_listing_data();
+            }, $this->rooms);
+            return $details;
+        }
+
+        public function to_summary(): array {
+            return array(
+                'name' => $this->name,
+                'rating' => $this->rating,
+                'rooms' => count($this->rooms)
+            );
+        }
+    }
+
+    /**
+     * @return \CommunityListing[]
+     */
+    function resolve_listings_config(): array {
+        global $LISTINGS_INI, $ROOMS_FILE; 
+        $listings_raw = parse_ini_file($LISTINGS_INI, process_sections: true);
+        $servers_raw = file_get_contents($ROOMS_FILE);
+        $server_data = json_decode($servers_raw, true);
+        $servers = CommunityServer::from_details_array($server_data);
+        $rooms_by_id = [];
+        foreach (CommunityServer::enumerate_rooms($servers) as $room) {
+            $rooms_by_id[$room->get_room_identifier()] = $room;
+        }
+        $sogs_by_pubkey = [];
+        foreach ($servers as $server) {
+            $sogs_by_pubkey[$server->get_pubkey()] = $server;
+        }
+        $listings = [];
+        foreach ($listings_raw as $id => $listing_props) {
+            $rooms = [];
+            if (isset($listing_props['rooms'])) {
+                foreach ($listing_props['rooms'] as $room_id) {
+                    if (isset($rooms_by_id[$room_id])) {
+                        $rooms[] = $rooms_by_id[$room_id];
+                    } else {
+                        log_warning("Could not find room $room_id from listing $id.");
+                    }
+                }
+            }
+            if (isset($listing_props['sogs'])) {
+                foreach ($listing_props['sogs'] as $public_key) {
+                    if (isset($sogs_by_pubkey[$public_key])) {
+                        /** @var \CommunityServer $sogs */
+                        $sogs = $sogs_by_pubkey[$public_key];
+                        array_push($rooms, ...$sogs->rooms);
+                    } else {
+                        log_warning("Could not find sogs $public_key from listing $id.");
+                    }
+                }
+            }
+            $listings[$id] = new CommunityListing(
+                $listing_props['name'],
+                $listing_props['rating'],
+                $rooms
+            );
+        }
+
+        return $listings;
+    }
+
+    function generate_listings() {
+        global $LISTING_PROVIDER_LISTING_SUMMARY, $LISTING_PROVIDER_LISTINGS;
+        log_info("Generating listings...");
+
+        $listings_resolved = resolve_listings_config();
+        log_value($listings_resolved);
+        $summaries = array_map(function(\CommunityListing $listing) {
+            return $listing->to_summary();
+        }, $listings_resolved);
+        file_put_contents($LISTING_PROVIDER_LISTING_SUMMARY, json_encode($summaries));
+        foreach ($listings_resolved as $id => $listing) {
+            file_put_contents(
+                "$LISTING_PROVIDER_LISTINGS/$id",
+                json_encode($listing)
+            );
+        }
+        $listings_count = count($listings_resolved);
+        log_info("Generated $listings_count listings.");
+    }
+
+    file_exists($LISTING_PROVIDER_LISTINGS) or mkdir($LISTING_PROVIDER_LISTINGS, 0755, true);
+
+    $options = getopt("v", ["verbose"]);
+    if (isset($options["v"]) or isset($options["verbose"])) {
+        $LOGGING_VERBOSITY = LoggingVerbosity::Debug;
+    }
+
+    generate_listings();
+?>