← All changes | class/Common/Importer/Parser/AbstractParser.php +143 -22 2.14.23 → 2.15.0 View file →

		@@ -137,13 +137,12 @@
137	137	* @return string
138	138	*/
139	139	public function query_string($query)
140	140	{
141		-
142		- $output = preg_replace_callback('/{(.*?)}/', array($this, 'query_matches'), $query);
143		- $output = $this->handle_custom_methods($output);
144		-
145		- return $output;
	141	+ // Parse [iwp:method(...)] before substituting {column} values, otherwise
	142	+ // parentheses in the data (e.g. Excel =Hyperlink("url")) can close a
	143	+ // malformed mapping that is missing ")".
	144	+ return $this->interpolate_braces($this->handle_custom_methods($query));
146	145	}
147	146
148	147	public function query_matches($matches)
149	148	{
		@@ -162,34 +161,156 @@
162	161	}
163	162
164	163	public function handle_custom_methods($input)
165	164	{
166		- // m: Multiline modifier
167		- // s: matches all characters including newlines
168		- $input = preg_replace_callback('/\[([\w]+)\((.*?)\)\]/ms', function ($matches) {
	165	+ // Prefixed [iwp:method(...)] to avoid colliding with shortcodes / Gutenberg content.
	166	+ if (!is_string($input) || $input === '' || strpos($input, '[iwp:') === false) {
	167	+ return $input;
	168	+ }
169	169
170		- $method = $matches[1];
	170	+ $offset = 0;
	171	+ $output = '';
	172	+ $length = strlen($input);
171	173
172		- $result = [];
173		- $args = [];
	174	+ while (($start = strpos($input, '[iwp:', $offset)) !== false) {
	175	+ $output .= substr($input, $offset, $start - $offset);
174	176
175		- // Dont split comma's if they are inside a double quote
176		- if (preg_match_all('/(?:".*?"|[^",\s]+)(?=\s*,|\s*$)/s', $matches[2], $result) > 0) {
177		- $args = $result[0];
178		- foreach ($args as &$arg) {
	177	+ $parsed = $this->parse_custom_method_at($input, $start, $length);
	178	+ if ($parsed === null) {
	179	+ $output .= '[iwp:';
	180	+ $offset = $start + 5;
	181	+ continue;
	182	+ }
179	183
180		- // Strip commas from start and end of string
181		- $arg = preg_replace('/^(\'(.*)\'|"(.*)")$/s', '$2$3', $arg);
	184	+ $output .= $parsed[1];
	185	+ $offset = $parsed[0];
	186	+ }
	187	+
	188	+ return $output . substr($input, $offset);
	189	+ }
	190	+
	191	+ /**
	192	+ * Substitute {column} / {xpath} selectors.
	193	+ *
	194	+ * @param string $query
	195	+ * @return string
	196	+ */
	197	+ private function interpolate_braces($query)
	198	+ {
	199	+ if (!is_string($query) || $query === '' || strpos($query, '{') === false) {
	200	+ return $query;
	201	+ }
	202	+
	203	+ return preg_replace_callback('/{(.*?)}/', array($this, 'query_matches'), $query);
	204	+ }
	205	+
	206	+ /**
	207	+ * @param string $input
	208	+ * @param int $start
	209	+ * @param int $length
	210	+ * @return array{0:int,1:string}|null End offset and replacement, or null if not a complete call.
	211	+ */
	212	+ private function parse_custom_method_at($input, $start, $length)
	213	+ {
	214	+ $i = $start + 5;
	215	+ $name_len = strspn($input, 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_', $i);
	216	+ if ($name_len < 1) {
	217	+ return null;
	218	+ }
	219	+
	220	+ $method = substr($input, $i, $name_len);
	221	+ $i += $name_len;
	222	+ if ($i >= $length || $input[$i] !== '(') {
	223	+ return null;
	224	+ }
	225	+ $i++;
	226	+
	227	+ $extracted = $this->extract_balanced_method_args($input, $i, $length);
	228	+ if ($extracted === null) {
	229	+ return null;
	230	+ }
	231	+
	232	+ list($raw_args, $after_paren) = $extracted;
	233	+ if ($after_paren >= $length || $input[$after_paren] !== ']') {
	234	+ return null;
	235	+ }
	236	+
	237	+ $end = $after_paren + 1;
	238	+ $original = substr($input, $start, $end - $start);
	239	+ $args = $this->split_custom_method_args($raw_args);
	240	+ foreach ($args as &$arg) {
	241	+ $arg = $this->interpolate_braces($arg);
	242	+ }
	243	+ unset($arg);
	244	+
	245	+ if (is_callable($method)) {
	246	+ return array($end, call_user_func_array($method, $args));
	247	+ }
	248	+
	249	+ return array($end, $original);
	250	+ }
	251	+
	252	+ /**
	253	+ * Read until the method's closing ")", ignoring parentheses inside quotes.
	254	+ *
	255	+ * @param string $input
	256	+ * @param int $start
	257	+ * @param int $length
	258	+ * @return array{0:string,1:int}|null Raw args and offset after ")", or null if unterminated.
	259	+ */
	260	+ private function extract_balanced_method_args($input, $start, $length)
	261	+ {
	262	+ $depth = 1;
	263	+ $quote = null;
	264	+ for ($i = $start; $i < $length; $i++) {
	265	+ $ch = $input[$i];
	266	+ if ($quote !== null) {
	267	+ if ($ch === $quote) {
	268	+ $quote = null;
182	269	}
	270	+ continue;
183	271	}
	272	+ if ($ch === '"' || $ch === "'") {
	273	+ $quote = $ch;
	274	+ continue;
	275	+ }
	276	+ if ($ch === '(') {
	277	+ $depth++;
	278	+ continue;
	279	+ }
	280	+ if ($ch === ')') {
	281	+ $depth--;
	282	+ if ($depth === 0) {
	283	+ return array(substr($input, $start, $i - $start), $i + 1);
	284	+ }
	285	+ }
	286	+ }
184	287
185		- if (is_callable($method)) {
186		- return call_user_func_array($method, $args);
	288	+ return null;
	289	+ }
	290	+
	291	+ /**
	292	+ * @param string $raw_args
	293	+ * @return array
	294	+ */
	295	+ private function split_custom_method_args($raw_args)
	296	+ {
	297	+ $args = [];
	298	+ if ($raw_args === '') {
	299	+ return $args;
	300	+ }
	301	+
	302	+ // Dont split comma's if they are inside a double quote
	303	+ if (preg_match_all('/(?:".*?"|[^",\s]+)(?=\s*,|\s*$)/s', $raw_args, $result) > 0) {
	304	+ $args = $result[0];
	305	+ foreach ($args as &$arg) {
	306	+ // Strip quotes from start and end of string
	307	+ $arg = preg_replace('/^(\'(.*)\'|"(.*)")$/s', '$2$3', $arg);
187	308	}
	309	+ unset($arg);
	310	+ }
188	311
189		- return $matches[0];
190		- }, $input);
191		- return $input;
	312	+ return $args;
192	313	}
193	314
194	315	public function map_field_data($input, $map)
195	316	{