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| Rev | Author | Line No. | Line |
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| 3584 | sourcerer | 1 | /* |
| 2 | * This file is part of Hubbub. |
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| 3 | * Licensed under the MIT License, |
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| 4 | * http://www.opensource.org/licenses/mit-license.php |
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| 5 | * Copyright 2008 Andrew Sidwell |
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| 6 | */ |
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| 7 | |||
| 8 | #include |
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| 9 | #include |
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| 10 | |||
| 11 | #include "treebuilder/modes.h" |
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| 12 | #include "treebuilder/internal.h" |
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| 13 | #include "treebuilder/treebuilder.h" |
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| 14 | #include "utils/utils.h" |
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| 15 | |||
| 16 | |||
| 17 | /** |
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| 18 | * Clear the stack back to a table row context. |
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| 19 | * |
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| 20 | * \param treebuilder The treebuilder instance |
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| 21 | */ |
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| 22 | static void table_clear_stack(hubbub_treebuilder *treebuilder) |
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| 23 | { |
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| 24 | element_type cur_node = current_node(treebuilder); |
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| 25 | |||
| 26 | while (cur_node != TR && cur_node != HTML) { |
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| 27 | hubbub_ns ns; |
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| 28 | element_type type; |
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| 29 | void *node; |
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| 30 | |||
| 31 | element_stack_pop(treebuilder, &ns, &type, &node); |
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| 32 | |||
| 33 | treebuilder->tree_handler->unref_node( |
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| 34 | treebuilder->tree_handler->ctx, |
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| 35 | node); |
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| 36 | |||
| 37 | cur_node = current_node(treebuilder); |
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| 38 | } |
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| 39 | |||
| 40 | return; |
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| 41 | } |
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| 42 | |||
| 43 | |||
| 44 | /** |
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| 45 | * Handle | ||
| 46 | * |
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| 47 | * \param treebuilder The treebuilder instance |
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| 48 | * \return True to reprocess the token, false otherwise |
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| 49 | */ |
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| 50 | static hubbub_error act_as_if_end_tag_tr(hubbub_treebuilder *treebuilder) |
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| 51 | { |
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| 52 | hubbub_ns ns; |
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| 53 | element_type otype; |
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| 54 | void *node; |
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| 55 | |||
| 56 | /** \todo fragment case */ |
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| 57 | |||
| 58 | table_clear_stack(treebuilder); |
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| 59 | |||
| 60 | element_stack_pop(treebuilder, &ns, &otype, &node); |
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| 61 | |||
| 62 | treebuilder->tree_handler->unref_node(treebuilder->tree_handler->ctx, |
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| 63 | node); |
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| 64 | |||
| 65 | treebuilder->context.mode = IN_TABLE_BODY; |
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| 66 | |||
| 67 | return HUBBUB_REPROCESS; |
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| 68 | } |
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| 69 | |||
| 70 | |||
| 71 | /** |
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| 72 | * Handle tokens in "in row" insertion mode |
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| 73 | * |
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| 74 | * \param treebuilder The treebuilder instance |
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| 75 | * \param token The token to process |
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| 76 | * \return True to reprocess the token, false otherwise |
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| 77 | */ |
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| 78 | hubbub_error handle_in_row(hubbub_treebuilder *treebuilder, |
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| 79 | const hubbub_token *token) |
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| 80 | { |
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| 81 | hubbub_error err = HUBBUB_OK; |
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| 82 | |||
| 83 | switch (token->type) { |
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| 84 | case HUBBUB_TOKEN_START_TAG: |
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| 85 | { |
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| 86 | element_type type = element_type_from_name(treebuilder, |
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| 87 | &token->data.tag.name); |
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| 88 | |||
| 89 | if (type == TH || type == TD) { |
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| 90 | table_clear_stack(treebuilder); |
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| 91 | |||
| 92 | err = insert_element(treebuilder, &token->data.tag, |
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| 93 | true); |
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| 94 | if (err != HUBBUB_OK) |
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| 95 | return err; |
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| 96 | |||
| 97 | treebuilder->context.mode = IN_CELL; |
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| 98 | |||
| 99 | /* ref node for formatting list */ |
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| 100 | treebuilder->tree_handler->ref_node( |
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| 101 | treebuilder->tree_handler->ctx, |
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| 102 | treebuilder->context.element_stack[ |
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| 103 | treebuilder->context.current_node].node); |
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| 104 | |||
| 105 | err = formatting_list_append(treebuilder, |
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| 106 | token->data.tag.ns, type, |
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| 107 | treebuilder->context.element_stack[ |
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| 108 | treebuilder->context.current_node].node, |
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| 109 | treebuilder->context.current_node); |
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| 110 | if (err != HUBBUB_OK) { |
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| 111 | hubbub_ns ns; |
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| 112 | element_type type; |
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| 113 | void *node; |
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| 114 | |||
| 115 | /* Revert changes */ |
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| 116 | |||
| 117 | remove_node_from_dom(treebuilder, |
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| 118 | treebuilder->context.element_stack[ |
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| 119 | treebuilder->context.current_node].node); |
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| 120 | element_stack_pop(treebuilder, &ns, &type, |
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| 121 | &node); |
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| 122 | |||
| 123 | return err; |
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| 124 | } |
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| 125 | } else if (type == CAPTION || type == COL || |
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| 126 | type == COLGROUP || type == TBODY || |
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| 127 | type == TFOOT || type == THEAD || type == TR) { |
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| 128 | err = act_as_if_end_tag_tr(treebuilder); |
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| 129 | } else { |
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| 130 | err = handle_in_table(treebuilder, token); |
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| 131 | } |
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| 132 | } |
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| 133 | break; |
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| 134 | case HUBBUB_TOKEN_END_TAG: |
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| 135 | { |
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| 136 | element_type type = element_type_from_name(treebuilder, |
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| 137 | &token->data.tag.name); |
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| 138 | |||
| 139 | if (type == TR) { |
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| 140 | /* We're done with this token, but act_as_if_end_tag_tr |
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| 141 | * will return HUBBUB_REPROCESS. Therefore, ignore the |
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| 142 | * return value. */ |
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| 143 | (void) act_as_if_end_tag_tr(treebuilder); |
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| 144 | } else if (type == TABLE) { |
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| 145 | err = act_as_if_end_tag_tr(treebuilder); |
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| 146 | } else if (type == BODY || type == CAPTION || type == COL || |
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| 147 | type == COLGROUP || type == HTML || |
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| 148 | type == TD || type == TH) { |
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| 149 | /** \todo parse error */ |
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| 150 | /* Ignore the token */ |
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| 151 | } else { |
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| 152 | err = handle_in_table(treebuilder, token); |
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| 153 | } |
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| 154 | } |
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| 155 | break; |
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| 156 | case HUBBUB_TOKEN_CHARACTER: |
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| 157 | case HUBBUB_TOKEN_COMMENT: |
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| 158 | case HUBBUB_TOKEN_DOCTYPE: |
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| 159 | case HUBBUB_TOKEN_EOF: |
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| 160 | err = handle_in_table(treebuilder, token); |
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| 161 | break; |
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| 162 | } |
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| 163 | |||
| 164 | return err; |
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| 165 | } |
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| 166 |