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- Timestamp:
- 07/10/2026 05:22:53 PM (2 months ago)
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trunk/src/wp-includes/html-api/class-wp-html-processor.php
r62687 r62689 136 136 * these situations and will bail. 137 137 * 138 * The parser does not implement the "maybe clone an option into selectedcontent" algorithm. 139 * SELECTEDCONTENT elements may not reflect the actual selected content. 140 * 138 141 * @since 6.4.0 139 142 * 140 143 * @see WP_HTML_Tag_Processor 141 * @ seehttps://html.spec.whatwg.org/144 * @link https://html.spec.whatwg.org/ 142 145 * @phpstan-consistent-constructor 143 146 */ … … 1143 1146 case WP_HTML_Processor_State::INSERTION_MODE_IN_CELL: 1144 1147 return $this->step_in_cell(); 1145 1146 case WP_HTML_Processor_State::INSERTION_MODE_IN_SELECT:1147 return $this->step_in_select();1148 1149 case WP_HTML_Processor_State::INSERTION_MODE_IN_SELECT_IN_TABLE:1150 return $this->step_in_select_in_table();1151 1148 1152 1149 case WP_HTML_Processor_State::INSERTION_MODE_IN_TEMPLATE: … … 2682 2679 * > "button", "center", "details", "dialog", "dir", "div", "dl", "fieldset", 2683 2680 * > "figcaption", "figure", "footer", "header", "hgroup", "listing", "main", 2684 * > "menu", "nav", "ol", "pre", "search", "section", "s ummary", "ul"2681 * > "menu", "nav", "ol", "pre", "search", "section", "select", "summary", "ul" 2685 2682 */ 2686 2683 case '-ADDRESS': … … 2709 2706 case '-SEARCH': 2710 2707 case '-SECTION': 2708 case '-SELECT': 2711 2709 case '-SUMMARY': 2712 2710 case '-UL': … … 3027 3025 */ 3028 3026 case '+INPUT': 3027 /* 3028 * > If the parser was created as part of the HTML fragment parsing algorithm 3029 * > (fragment case) and the context element passed to that algorithm is a 3030 * > select element: 3031 * > 1. Parse error. 3032 * > 2. Ignore the token. 3033 * > 3. Return. 3034 */ 3035 if ( isset( $this->context_node ) && 'SELECT' === $this->context_node->node_name ) { 3036 return $this->step(); 3037 } 3038 3039 /* 3040 * > If the stack of open elements has a select element in scope: 3041 * > 1. Parse error. 3042 * > 2. Pop elements from the stack of open elements until a select element 3043 * > has been popped from the stack. 3044 */ 3045 if ( $this->state->stack_of_open_elements->has_element_in_scope( 'SELECT' ) ) { 3046 $this->state->stack_of_open_elements->pop_until( 'SELECT' ); 3047 } 3048 3029 3049 $this->reconstruct_active_formatting_elements(); 3030 3050 $this->insert_html_element( $this->state->current_token ); … … 3058 3078 $this->close_a_p_element(); 3059 3079 } 3080 3081 if ( $this->state->stack_of_open_elements->has_element_in_scope( 'SELECT' ) ) { 3082 $this->generate_implied_end_tags(); 3083 /* 3084 * > If the stack of open elements has an option element in scope or has 3085 * > an optgroup element in scope, then this is a parse error. 3086 * 3087 * @todo Indicate a parse error once it's possible. 3088 */ 3089 } 3090 3060 3091 $this->insert_html_element( $this->state->current_token ); 3061 3092 $this->state->frameset_ok = false; … … 3144 3175 */ 3145 3176 case '+SELECT': 3177 /* 3178 * > If the parser was created as part of the HTML fragment parsing algorithm 3179 * > (fragment case) and the context element passed to that algorithm is a 3180 * > select element: 3181 * > 1. Parse error. 3182 * > 2. Ignore the token. 3183 */ 3184 if ( isset( $this->context_node ) && 'SELECT' === $this->context_node->node_name ) { 3185 // @todo Indicate a parse error once it's possible. 3186 return $this->step(); 3187 } 3188 /* 3189 * > Otherwise, if the stack of open elements has a select element in scope: 3190 * > 1. Parse error. 3191 * > 2. Ignore the token. 3192 * > 3. Pop elements from the stack of open elements until a select element 3193 * > has been popped from the stack. 3194 */ 3195 if ( $this->state->stack_of_open_elements->has_element_in_scope( 'SELECT' ) ) { 3196 // @todo Indicate a parse error once it's possible. 3197 $this->state->stack_of_open_elements->pop_until( 'SELECT' ); 3198 return $this->step(); 3199 } 3200 3146 3201 $this->reconstruct_active_formatting_elements(); 3147 3202 $this->insert_html_element( $this->state->current_token ); 3148 3203 $this->state->frameset_ok = false; 3149 3150 switch ( $this->state->insertion_mode ) { 3204 return true; 3205 3206 /* 3207 * > A start tag whose tag name is "option" 3208 */ 3209 case '+OPTION': 3210 if ( $this->state->stack_of_open_elements->has_element_in_scope( 'SELECT' ) ) { 3211 $this->generate_implied_end_tags( 'OPTGROUP' ); 3151 3212 /* 3152 * > If the insertion mode is one of "in table", "in caption", "in table body", "in row", 3153 * > or "in cell", then switch the insertion mode to "in select in table". 3213 * > If the stack of open elements has an option element in scope, then this 3214 * > is a parse error. 3215 * @todo Indicate a parse error once it's possible. 3154 3216 */ 3155 case WP_HTML_Processor_State::INSERTION_MODE_IN_TABLE: 3156 case WP_HTML_Processor_State::INSERTION_MODE_IN_CAPTION: 3157 case WP_HTML_Processor_State::INSERTION_MODE_IN_TABLE_BODY: 3158 case WP_HTML_Processor_State::INSERTION_MODE_IN_ROW: 3159 case WP_HTML_Processor_State::INSERTION_MODE_IN_CELL: 3160 $this->state->insertion_mode = WP_HTML_Processor_State::INSERTION_MODE_IN_SELECT_IN_TABLE; 3161 break; 3162 3217 } elseif ( $this->state->stack_of_open_elements->current_node_is( 'OPTION' ) ) { 3218 $this->state->stack_of_open_elements->pop(); 3219 } 3220 3221 $this->reconstruct_active_formatting_elements(); 3222 $this->insert_html_element( $this->state->current_token ); 3223 return true; 3224 3225 /* 3226 * > A start tag whose tag name is "optgroup" 3227 */ 3228 case '+OPTGROUP': 3229 if ( $this->state->stack_of_open_elements->has_element_in_scope( 'SELECT' ) ) { 3230 $this->generate_implied_end_tags(); 3163 3231 /* 3164 * > Otherwise, switch the insertion mode to "in select". 3232 * > If the stack of open elements has an option element in scope or has an 3233 * > optgroup element in scope, then this is a parse error. 3234 * @todo Indicate a parse error once it's possible. 3165 3235 */ 3166 default: 3167 $this->state->insertion_mode = WP_HTML_Processor_State::INSERTION_MODE_IN_SELECT; 3168 break; 3169 } 3170 return true; 3171 3172 /* 3173 * > A start tag whose tag name is one of: "optgroup", "option" 3174 */ 3175 case '+OPTGROUP': 3176 case '+OPTION': 3177 if ( $this->state->stack_of_open_elements->current_node_is( 'OPTION' ) ) { 3236 } elseif ( $this->state->stack_of_open_elements->current_node_is( 'OPTION' ) ) { 3178 3237 $this->state->stack_of_open_elements->pop(); 3179 3238 } 3239 3180 3240 $this->reconstruct_active_formatting_elements(); 3181 3241 $this->insert_html_element( $this->state->current_token ); … … 4133 4193 */ 4134 4194 return $this->step_in_body(); 4135 }4136 4137 /**4138 * Parses next element in the 'in select' insertion mode.4139 *4140 * This internal function performs the 'in select' insertion mode4141 * logic for the generalized WP_HTML_Processor::step() function.4142 *4143 * @since 6.7.04144 * @ignore4145 *4146 * @throws WP_HTML_Unsupported_Exception When encountering unsupported HTML input.4147 *4148 * @see https://html.spec.whatwg.org/multipage/parsing.html#parsing-main-inselect4149 * @see WP_HTML_Processor::step4150 *4151 * @return bool Whether an element was found.4152 */4153 private function step_in_select(): bool {4154 $token_name = $this->get_token_name();4155 $token_type = $this->get_token_type();4156 $op_sigil = '#tag' === $token_type ? ( parent::is_tag_closer() ? '-' : '+' ) : '';4157 $op = "{$op_sigil}{$token_name}";4158 4159 switch ( $op ) {4160 /*4161 * > Any other character token4162 */4163 case '#text':4164 /*4165 * > A character token that is U+0000 NULL4166 *4167 * If a text node only comprises null bytes then it should be4168 * entirely ignored and should not return to calling code.4169 */4170 if ( parent::TEXT_IS_NULL_SEQUENCE === $this->text_node_classification ) {4171 // Parse error: ignore the token.4172 return $this->step();4173 }4174 4175 $this->insert_html_element( $this->state->current_token );4176 return true;4177 4178 /*4179 * > A comment token4180 * > A processing instruction token4181 */4182 case '#comment':4183 case '#funky-comment':4184 case '#presumptuous-tag':4185 case '#processing-instruction':4186 $this->insert_html_element( $this->state->current_token );4187 return true;4188 4189 /*4190 * > A DOCTYPE token4191 */4192 case 'html':4193 // Parse error: ignore the token.4194 return $this->step();4195 4196 /*4197 * > A start tag whose tag name is "html"4198 */4199 case '+HTML':4200 return $this->step_in_body();4201 4202 /*4203 * > A start tag whose tag name is "option"4204 */4205 case '+OPTION':4206 if ( $this->state->stack_of_open_elements->current_node_is( 'OPTION' ) ) {4207 $this->state->stack_of_open_elements->pop();4208 }4209 $this->insert_html_element( $this->state->current_token );4210 return true;4211 4212 /*4213 * > A start tag whose tag name is "optgroup"4214 * > A start tag whose tag name is "hr"4215 *4216 * These rules are identical except for the treatment of the self-closing flag and4217 * the subsequent pop of the HR void element, all of which is handled elsewhere in the processor.4218 */4219 case '+OPTGROUP':4220 case '+HR':4221 if ( $this->state->stack_of_open_elements->current_node_is( 'OPTION' ) ) {4222 $this->state->stack_of_open_elements->pop();4223 }4224 4225 if ( $this->state->stack_of_open_elements->current_node_is( 'OPTGROUP' ) ) {4226 $this->state->stack_of_open_elements->pop();4227 }4228 4229 $this->insert_html_element( $this->state->current_token );4230 return true;4231 4232 /*4233 * > An end tag whose tag name is "optgroup"4234 */4235 case '-OPTGROUP':4236 $current_node = $this->state->stack_of_open_elements->current_node();4237 if ( $current_node && 'OPTION' === $current_node->node_name ) {4238 foreach ( $this->state->stack_of_open_elements->walk_up( $current_node ) as $parent ) {4239 break;4240 }4241 if ( $parent && 'OPTGROUP' === $parent->node_name ) {4242 $this->state->stack_of_open_elements->pop();4243 }4244 }4245 4246 if ( $this->state->stack_of_open_elements->current_node_is( 'OPTGROUP' ) ) {4247 $this->state->stack_of_open_elements->pop();4248 return true;4249 }4250 4251 // Parse error: ignore the token.4252 return $this->step();4253 4254 /*4255 * > An end tag whose tag name is "option"4256 */4257 case '-OPTION':4258 if ( $this->state->stack_of_open_elements->current_node_is( 'OPTION' ) ) {4259 $this->state->stack_of_open_elements->pop();4260 return true;4261 }4262 4263 // Parse error: ignore the token.4264 return $this->step();4265 4266 /*4267 * > An end tag whose tag name is "select"4268 * > A start tag whose tag name is "select"4269 *4270 * > It just gets treated like an end tag.4271 */4272 case '-SELECT':4273 case '+SELECT':4274 if ( ! $this->state->stack_of_open_elements->has_element_in_select_scope( 'SELECT' ) ) {4275 // Parse error: ignore the token.4276 return $this->step();4277 }4278 $this->state->stack_of_open_elements->pop_until( 'SELECT' );4279 $this->reset_insertion_mode_appropriately();4280 return true;4281 4282 /*4283 * > A start tag whose tag name is one of: "input", "keygen", "textarea"4284 *4285 * All three of these tags are considered a parse error when found in this insertion mode.4286 */4287 case '+INPUT':4288 case '+KEYGEN':4289 case '+TEXTAREA':4290 if ( ! $this->state->stack_of_open_elements->has_element_in_select_scope( 'SELECT' ) ) {4291 // Ignore the token.4292 return $this->step();4293 }4294 $this->state->stack_of_open_elements->pop_until( 'SELECT' );4295 $this->reset_insertion_mode_appropriately();4296 return $this->step( self::REPROCESS_CURRENT_NODE );4297 4298 /*4299 * > A start tag whose tag name is one of: "script", "template"4300 * > An end tag whose tag name is "template"4301 */4302 case '+SCRIPT':4303 case '+TEMPLATE':4304 case '-TEMPLATE':4305 return $this->step_in_head();4306 }4307 4308 /*4309 * > Anything else4310 * > Parse error: ignore the token.4311 */4312 return $this->step();4313 }4314 4315 /**4316 * Parses next element in the 'in select in table' insertion mode.4317 *4318 * This internal function performs the 'in select in table' insertion mode4319 * logic for the generalized WP_HTML_Processor::step() function.4320 *4321 * @since 6.7.04322 * @ignore4323 *4324 * @throws WP_HTML_Unsupported_Exception When encountering unsupported HTML input.4325 *4326 * @see https://html.spec.whatwg.org/#parsing-main-inselectintable4327 * @see WP_HTML_Processor::step4328 *4329 * @return bool Whether an element was found.4330 */4331 private function step_in_select_in_table(): bool {4332 $token_name = $this->get_token_name();4333 $token_type = $this->get_token_type();4334 $op_sigil = '#tag' === $token_type ? ( parent::is_tag_closer() ? '-' : '+' ) : '';4335 $op = "{$op_sigil}{$token_name}";4336 4337 switch ( $op ) {4338 /*4339 * > A start tag whose tag name is one of: "caption", "table", "tbody", "tfoot", "thead", "tr", "td", "th"4340 */4341 case '+CAPTION':4342 case '+TABLE':4343 case '+TBODY':4344 case '+TFOOT':4345 case '+THEAD':4346 case '+TR':4347 case '+TD':4348 case '+TH':4349 // @todo Indicate a parse error once it's possible.4350 $this->state->stack_of_open_elements->pop_until( 'SELECT' );4351 $this->reset_insertion_mode_appropriately();4352 return $this->step( self::REPROCESS_CURRENT_NODE );4353 4354 /*4355 * > An end tag whose tag name is one of: "caption", "table", "tbody", "tfoot", "thead", "tr", "td", "th"4356 */4357 case '-CAPTION':4358 case '-TABLE':4359 case '-TBODY':4360 case '-TFOOT':4361 case '-THEAD':4362 case '-TR':4363 case '-TD':4364 case '-TH':4365 // @todo Indicate a parse error once it's possible.4366 if ( ! $this->state->stack_of_open_elements->has_element_in_table_scope( $token_name ) ) {4367 return $this->step();4368 }4369 $this->state->stack_of_open_elements->pop_until( 'SELECT' );4370 $this->reset_insertion_mode_appropriately();4371 return $this->step( self::REPROCESS_CURRENT_NODE );4372 }4373 4374 /*4375 * > Anything else4376 */4377 return $this->step_in_select();4378 4195 } 4379 4196 … … 5236 5053 return $this->step_in_cell(); 5237 5054 5238 case WP_HTML_Processor_State::INSERTION_MODE_IN_SELECT:5239 return $this->step_in_select();5240 5241 case WP_HTML_Processor_State::INSERTION_MODE_IN_SELECT_IN_TABLE:5242 return $this->step_in_select_in_table();5243 5244 5055 case WP_HTML_Processor_State::INSERTION_MODE_IN_TEMPLATE: 5245 5056 return $this->step_in_template(); … … 6139 5950 switch ( $node->node_name ) { 6140 5951 /* 6141 * > 4. If node is a `select` element, run these substeps: 6142 * > 1. If _last_ is true, jump to the step below labeled done. 6143 * > 2. Let _ancestor_ be _node_. 6144 * > 3. _Loop_: If _ancestor_ is the first node in the stack of open elements, 6145 * > jump to the step below labeled done. 6146 * > 4. Let ancestor be the node before ancestor in the stack of open elements. 6147 * > … 6148 * > 7. Jump back to the step labeled _loop_. 6149 * > 8. _Done_: Switch the insertion mode to "in select" and return. 6150 */ 6151 case 'SELECT': 6152 if ( ! $last ) { 6153 foreach ( $this->state->stack_of_open_elements->walk_up( $node ) as $ancestor ) { 6154 if ( 'html' !== $ancestor->namespace ) { 6155 continue; 6156 } 6157 6158 switch ( $ancestor->node_name ) { 6159 /* 6160 * > 5. If _ancestor_ is a `template` node, jump to the step below 6161 * > labeled _done_. 6162 */ 6163 case 'TEMPLATE': 6164 break 2; 6165 6166 /* 6167 * > 6. If _ancestor_ is a `table` node, switch the insertion mode to 6168 * > "in select in table" and return. 6169 */ 6170 case 'TABLE': 6171 $this->state->insertion_mode = WP_HTML_Processor_State::INSERTION_MODE_IN_SELECT_IN_TABLE; 6172 return; 6173 } 6174 } 6175 } 6176 $this->state->insertion_mode = WP_HTML_Processor_State::INSERTION_MODE_IN_SELECT; 6177 return; 6178 6179 /* 6180 * > 5. If _node_ is a `td` or `th` element and _last_ is false, then switch the 5952 * > 4. If _node_ is a `td` or `th` element and _last_ is false, then switch the 6181 5953 * > insertion mode to "in cell" and return. 6182 5954 */ … … 6189 5961 break; 6190 5962 6191 6192 * > 6. If _node_ is a `tr` element, then switch the insertion mode to "in row"6193 6194 5963 /* 5964 * > 5. If _node_ is a `tr` element, then switch the insertion mode to "in row" 5965 * > and return. 5966 */ 6195 5967 case 'TR': 6196 5968 $this->state->insertion_mode = WP_HTML_Processor_State::INSERTION_MODE_IN_ROW; … … 6198 5970 6199 5971 /* 6200 * > 7. If _node_ is a `tbody`, `thead`, or `tfoot` element, then switch the5972 * > 6. If _node_ is a `tbody`, `thead`, or `tfoot` element, then switch the 6201 5973 * > insertion mode to "in table body" and return. 6202 5974 */ … … 6208 5980 6209 5981 /* 6210 * > 8. If _node_ is a `caption` element, then switch the insertion mode to5982 * > 7. If _node_ is a `caption` element, then switch the insertion mode to 6211 5983 * > "in caption" and return. 6212 5984 */ … … 6216 5988 6217 5989 /* 6218 * > 9. If _node_ is a `colgroup` element, then switch the insertion mode to5990 * > 8. If _node_ is a `colgroup` element, then switch the insertion mode to 6219 5991 * > "in column group" and return. 6220 5992 */ … … 6224 5996 6225 5997 /* 6226 * > 10. If _node_ is a `table` element, then switch the insertion mode to6227 * > 5998 * > 9. If _node_ is a `table` element, then switch the insertion mode to 5999 * > "in table" and return. 6228 6000 */ 6229 6001 case 'TABLE': … … 6232 6004 6233 6005 /* 6234 * > 1 1. If _node_ is a `template` element, then switch the insertion mode to the6006 * > 10. If _node_ is a `template` element, then switch the insertion mode to the 6235 6007 * > current template insertion mode and return. 6236 6008 */ … … 6240 6012 6241 6013 /* 6242 * > 1 2. If _node_ is a `head` element and _last_ is false, then switch the6014 * > 11. If _node_ is a `head` element and _last_ is false, then switch the 6243 6015 * > insertion mode to "in head" and return. 6244 6016 */ … … 6251 6023 6252 6024 /* 6253 * > 1 3. If _node_ is a `body` element, then switch the insertion mode to "in body"6025 * > 12. If _node_ is a `body` element, then switch the insertion mode to "in body" 6254 6026 * > and return. 6255 6027 */ … … 6259 6031 6260 6032 /* 6261 * > 1 4. If _node_ is a `frameset` element, then switch the insertion mode to6033 * > 13. If _node_ is a `frameset` element, then switch the insertion mode to 6262 6034 * > "in frameset" and return. (fragment case) 6263 6035 */ … … 6267 6039 6268 6040 /* 6269 * > 1 5. If _node_ is an `html` element, run these substeps:6041 * > 14. If _node_ is an `html` element, run these substeps: 6270 6042 * > 1. If the head element pointer is null, switch the insertion mode to 6271 6043 * > "before head" and return. (fragment case) … … 6282 6054 6283 6055 /* 6284 * > 1 6. If _last_ is true, then switch the insertion mode to "in body"6056 * > 15. If _last_ is true, then switch the insertion mode to "in body" 6285 6057 * > and return. (fragment case) 6286 6058 *
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