← All changes | includes/admin/importers/class-abstract-plugin-exporter.php +105 -0 2.9.0 → 2.13.0 View file →

		@@ -254,8 +254,113 @@
254	254	return '';
255	255	}
256	256
257	257	/**
	258	+ * Placeholder a mapped token travels as while the rest of a template is
	259	+ * resolved literally. A control character no source vocabulary uses, so
	260	+ * no literal resolver matches, strips or splits on it.
	261	+ */
	262	+ private const TOKEN_MARK = "\x1A";
	263	+
	264	+ /**
	265	+ * Convert a per-object (post or term) SEO value into ThinkRank variable
	266	+ * tags wherever ThinkRank resolves the same thing per request, and into
	267	+ * literal text everywhere else.
	268	+ *
	269	+ * A source title such as "%%title%% %%sep%% %%sitename%%" used to be
	270	+ * resolved to literal text at import, so the site name, separator and
	271	+ * post title were frozen as they stood that day: renaming the site or
	272	+ * switching the separator left every imported title behind, and every
	273	+ * exporter wrote " - " whatever separator the source used. Mapped tokens
	274	+ * now become `%title%`, `%sep%`, `%sitename%`… — the tags the metabox
	275	+ * inserts and Pattern_Resolver resolves on every output path — and only
	276	+ * tokens ThinkRank has no per-object equivalent for are resolved here.
	277	+ *
	278	+ * Mapped tokens are masked before `$resolve_rest` runs, so a literal
	279	+ * resolver that knows them (Rank Math's shares ThinkRank's syntax) never
	280	+ * sees them, and unmasked afterwards. A value with no mapped token is
	281	+ * returned exactly as `$resolve_rest` produces it.
	282	+ *
	283	+ * @param string $value Raw source value (already stringified)
	284	+ * @param array $token_map Regex matching a source token => ThinkRank tag
	285	+ * @param callable $resolve_rest fn(string): string — the exporter's literal resolver
	286	+ * @return string ThinkRank value
	287	+ */
	288	+ final protected function tokenize_object_template(string $value, array $token_map, callable $resolve_rest): string {
	289	+ $tags = [];
	290	+ $masked = $value;
	291	+
	292	+ if ($value !== '') {
	293	+ foreach ($token_map as $pattern => $tag) {
	294	+ $masked = (string) preg_replace_callback(
	295	+ $pattern,
	296	+ static function () use (&$tags, $tag): string {
	297	+ $index = array_search($tag, $tags, true);
	298	+ if ($index === false) {
	299	+ $tags[] = $tag;
	300	+ $index = count($tags) - 1;
	301	+ }
	302	+
	303	+ return self::TOKEN_MARK . $index . self::TOKEN_MARK;
	304	+ },
	305	+ $masked
	306	+ );
	307	+ }
	308	+ }
	309	+
	310	+ if (empty($tags)) {
	311	+ return (string) $resolve_rest($value);
	312	+ }
	313	+
	314	+ $resolved = (string) preg_replace_callback(
	315	+ '/' . self::TOKEN_MARK . '(\d+)' . self::TOKEN_MARK . '/',
	316	+ static fn(array $m): string => $tags[(int) $m[1]] ?? '',
	317	+ (string) $resolve_rest($masked)
	318	+ );
	319	+
	320	+ // Tokens resolved to '' (e.g. %%page%%) leave separators with nothing
	321	+ // between or around them; Pattern_Resolver tidies those too, but the
	322	+ // stored value should read cleanly in the metabox.
	323	+ $resolved = trim((string) preg_replace('/\s+/', ' ', $resolved));
	324	+ $resolved = (string) preg_replace('/%sep%(?:\s*%sep%)+/', '%sep%', $resolved);
	325	+ $resolved = (string) preg_replace('/^(?:%sep%\s*)+|(?:\s*%sep%)+$/', '', $resolved);
	326	+
	327	+ return trim($resolved);
	328	+ }
	329	+
	330	+ /**
	331	+ * Token map for tokenize_object_template() from literal source tokens
	332	+ * (`%%title%%`, `%title%`), matched case-insensitively.
	333	+ *
	334	+ * @param array<string,string> $map Source token => ThinkRank tag
	335	+ * @return array<string,string> Regex => ThinkRank tag
	336	+ */
	337	+ final protected static function literal_token_patterns(array $map): array {
	338	+ $patterns = [];
	339	+ foreach ($map as $token => $tag) {
	340	+ $patterns['/' . preg_quote((string) $token, '/') . '/i'] = $tag;
	341	+ }
	342	+
	343	+ return $patterns;
	344	+ }
	345	+
	346	+ /**
	347	+ * Token map for tokenize_object_template() from brace-style variable
	348	+ * names (`title` matches `{{title}}` and `{{ title }}`).
	349	+ *
	350	+ * @param array<string,string> $map Variable name => ThinkRank tag
	351	+ * @return array<string,string> Regex => ThinkRank tag
	352	+ */
	353	+ final protected static function brace_token_patterns(array $map): array {
	354	+ $patterns = [];
	355	+ foreach ($map as $name => $tag) {
	356	+ $patterns['/\{\{\s*' . preg_quote((string) $name, '/') . '\s*\}\}/i'] = $tag;
	357	+ }
	358	+
	359	+ return $patterns;
	360	+ }
	361	+
	362	+ /**
258	363	* Export a chunk of data and write to snapshot
259	364	*
260	365	* This is the main orchestration method. It calls the appropriate
261	366	* export_*_page() method, writes the chunk via Snapshot_Store, and