| 1 | // =============================================================== // |
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| 2 | // // |
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| 3 | // File : TreeWrite.cxx // |
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| 4 | // Purpose : // |
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| 5 | // // |
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| 6 | // Institute of Microbiology (Technical University Munich) // |
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| 7 | // http://www.arb-home.de/ // |
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| 8 | // // |
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| 9 | // =============================================================== // |
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| 10 | |
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| 11 | #include <TreeWrite.h> |
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| 12 | #include <TreeNode.h> |
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| 13 | #include <arb_strbuf.h> |
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| 14 | #include <arb_file.h> |
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| 15 | #include <xml.hxx> |
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| 16 | |
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| 17 | using namespace std; |
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| 18 | |
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| 19 | #define tree_assert(cond) arb_assert(cond) |
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| 20 | |
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| 21 | inline void replace_by_underscore(char *str, const char *toReplace) { |
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| 22 | char *unwanted = strpbrk(str, toReplace); |
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| 23 | while (unwanted) { |
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| 24 | unwanted[0] = '_'; |
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| 25 | unwanted = strpbrk(unwanted+1, toReplace); |
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| 26 | } |
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| 27 | } |
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| 28 | |
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| 29 | inline bool isQuoteChar(char c) { return c == '"' || c == '\''; } |
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| 30 | inline bool whole_label_quoted(const char *label, size_t length) { return isQuoteChar(label[0]) && label[0] == label[length-1]; } |
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| 31 | |
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| 32 | |
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| 33 | const char *Node_ID_Labeler::speciesLabel(GBDATA *, GBDATA *, TreeNode *leafNode, const char *) const { |
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| 34 | return leafNode->name; |
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| 35 | } |
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| 36 | const char *Node_ID_Labeler::groupLabel(GBDATA *, GBDATA *, TreeNode *innerNode, const char *) const { |
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| 37 | return innerNode->name; |
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| 38 | } |
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| 39 | |
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| 40 | inline char first_non_ascii_char(const char *label) { |
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| 41 | for (int i = 0; label[i]; ++i) { |
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| 42 | if (label[i]<0) { // non-ASCII chars are negative (because char is signed) |
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| 43 | return label[i]; |
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| 44 | } |
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| 45 | } |
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| 46 | return 0; |
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| 47 | } |
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| 48 | |
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| 49 | static GB_ERROR export_tree_label(const char *label, FILE *out, LabelQuoting qmode) { |
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| 50 | // writes a label into the Newick file |
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| 51 | // label is quoted if necessary |
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| 52 | // label may be an internal_node_label, a leaf_label or a root_label |
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| 53 | GB_ERROR error = NULp; |
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| 54 | |
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| 55 | tree_assert(label); |
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| 56 | |
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| 57 | bool accept_non_ascii = qmode&LABEL_ACCEPT_NON_ASCII; |
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| 58 | char non_ASCII = accept_non_ascii ? 0 : first_non_ascii_char(label); |
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| 59 | |
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| 60 | if (non_ASCII) { |
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| 61 | error = GBS_global_string("non-ASCII character ('%c'=%i) detected in label '%s'", |
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| 62 | non_ASCII, int(safeCharIndex(non_ASCII)), label); |
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| 63 | } |
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| 64 | else { |
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| 65 | const char *disallowed_chars = " \t\'\"()[]:;,"; // '(' is first problem_char |
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| 66 | const char *problem_chars = disallowed_chars+4; |
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| 67 | tree_assert(problem_chars[0] == '('); |
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| 68 | |
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| 69 | bool need_quotes = strpbrk(label, disallowed_chars); |
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| 70 | char used_quote = 0; |
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| 71 | bool force_quotes = (qmode & LABEL_FORCE_QUOTES); |
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| 72 | |
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| 73 | if (force_quotes || need_quotes) { |
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| 74 | if (qmode&LABEL_SINGLE_QUOTES) used_quote = '\''; |
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| 75 | else if (qmode&LABEL_DOUBLE_QUOTES) used_quote = '\"'; |
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| 76 | } |
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| 77 | |
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| 78 | char *fixed_label; |
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| 79 | { |
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| 80 | size_t label_length = strlen(label); |
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| 81 | fixed_label = ARB_strduplen(label, label_length); |
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| 82 | |
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| 83 | if (whole_label_quoted(fixed_label, label_length)) { |
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| 84 | // if whole label is quoted -> remove quotes |
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| 85 | memmove(fixed_label, fixed_label+1, label_length-2); |
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| 86 | fixed_label[label_length-2] = 0; |
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| 87 | } |
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| 88 | } |
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| 89 | |
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| 90 | if (used_quote) { |
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| 91 | // replace all problematic characters if requested |
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| 92 | bool force_replace = (qmode & LABEL_FORCE_REPLACE); |
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| 93 | if (force_replace) replace_by_underscore(fixed_label, problem_chars); |
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| 94 | |
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| 95 | // replace used quote by an '_' if it appears inside label |
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| 96 | char used_quote_as_string[] = { used_quote, 0 }; |
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| 97 | replace_by_underscore(fixed_label, used_quote_as_string); |
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| 98 | |
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| 99 | if (!force_quotes) { |
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| 100 | need_quotes = strpbrk(fixed_label, disallowed_chars); |
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| 101 | if (!need_quotes) used_quote = 0; // @@@ fails if both quote-types are used in one name |
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| 102 | } |
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| 103 | } |
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| 104 | else { |
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| 105 | // unquoted label - always replace all problematic characters by '_' |
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| 106 | replace_by_underscore(fixed_label, disallowed_chars); |
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| 107 | } |
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| 108 | |
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| 109 | if (used_quote) fputc(used_quote, out); |
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| 110 | fputs(fixed_label, out); |
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| 111 | if (used_quote) fputc(used_quote, out); |
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| 112 | |
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| 113 | free(fixed_label); |
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| 114 | } |
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| 115 | |
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| 116 | return error; |
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| 117 | } |
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| 118 | |
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| 119 | |
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| 120 | |
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| 121 | // documentation of the Newick Format is in ../../SOURCE_TOOLS/docs/newick_doc.html |
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| 122 | |
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| 123 | inline void indentTo(int indent, FILE *out) { |
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| 124 | for (int i = 0; i < indent; i++) { |
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| 125 | putc(' ', out); |
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| 126 | putc(' ', out); |
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| 127 | } |
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| 128 | } |
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| 129 | |
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| 130 | static GB_ERROR export_tree_node_print(GBDATA *gb_main, FILE *out, TreeNode *tree, const char *tree_name, |
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| 131 | bool pretty, int indent, |
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| 132 | const TreeLabeler& labeler, bool save_branchlengths, |
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| 133 | bool save_bootstraps, bool save_groupnames, LabelQuoting qmode) |
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| 134 | { |
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| 135 | GB_ERROR error = NULp; |
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| 136 | |
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| 137 | if (pretty) indentTo(indent, out); |
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| 138 | |
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| 139 | if (tree->is_leaf()) { |
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| 140 | const char *label = labeler.speciesLabel(gb_main, tree->gb_node, tree, tree_name); |
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| 141 | error = export_tree_label(label, out, qmode); |
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| 142 | } |
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| 143 | else { |
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| 144 | if (pretty) fputs("(\n", out); |
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| 145 | else putc('(', out); |
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| 146 | |
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| 147 | error = export_tree_node_print(gb_main, out, tree->get_leftson(), tree_name, pretty, indent+1, labeler, save_branchlengths, save_bootstraps, save_groupnames, qmode); |
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| 148 | if (!error) { |
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| 149 | if (save_branchlengths) fprintf(out, ":%.5f", tree->leftlen); |
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| 150 | fputs(",\n", out); |
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| 151 | |
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| 152 | error = export_tree_node_print(gb_main, out, tree->get_rightson(), tree_name, pretty, indent+1, labeler, save_branchlengths, save_bootstraps, save_groupnames, qmode); |
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| 153 | } |
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| 154 | if (!error) { |
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| 155 | if (save_branchlengths) fprintf(out, ":%.5f", tree->rightlen); |
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| 156 | fputc('\n', out); |
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| 157 | |
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| 158 | if (pretty) indentTo(indent, out); |
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| 159 | fputc(')', out); |
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| 160 | |
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| 161 | char *bootstrap = NULp; |
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| 162 | if (save_bootstraps) { |
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| 163 | double value; |
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| 164 | switch (tree->parse_bootstrap(value)) { |
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| 165 | case REMARK_BOOTSTRAP: bootstrap = GBS_global_string_copy("%i", int(value+0.5)); break; |
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| 166 | case REMARK_OTHER: bootstrap = strdup(tree->get_remark()); break; |
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| 167 | case REMARK_NONE: break; |
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| 168 | } |
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| 169 | } |
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| 170 | |
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| 171 | const char *label = NULp; |
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| 172 | { |
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| 173 | bool useGroupLabel = save_groupnames && tree->has_group_info(); |
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| 174 | if (useGroupLabel) { |
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| 175 | const char *group = labeler.groupLabel(gb_main, tree->gb_node, tree, tree_name); |
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| 176 | if (tree->keelTarget()) { |
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| 177 | error = GBS_global_string("contains a keeled group named '%s'\n" |
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| 178 | "(to export a tree, you have to correct all keeled groups)", group); |
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| 179 | } |
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| 180 | else { |
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| 181 | if (bootstrap) label = GBS_global_string("%s:%s", bootstrap, group); |
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| 182 | else label = group; |
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| 183 | } |
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| 184 | } |
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| 185 | else if (bootstrap) label = bootstrap; |
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| 186 | } |
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| 187 | |
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| 188 | if (label) { |
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| 189 | arb_assert(!error); |
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| 190 | error = export_tree_label(label, out, qmode); |
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| 191 | } |
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| 192 | |
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| 193 | free(bootstrap); |
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| 194 | } |
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| 195 | } |
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| 196 | |
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| 197 | return error; |
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| 198 | } |
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| 199 | |
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| 200 | inline string buildNodeIdentifier(const string& parent_id, int& son_counter) { |
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| 201 | ++son_counter; |
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| 202 | if (parent_id.empty()) return GBS_global_string("n_%i", son_counter); |
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| 203 | return GBS_global_string("%s.%i", parent_id.c_str(), son_counter); |
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| 204 | } |
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| 205 | |
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| 206 | static const char *export_tree_node_print_xml(GBDATA *gb_main, TreeNode *tree, double my_length, const char *tree_name, |
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| 207 | const TreeLabeler& labeler, bool skip_folded, const string& parent_id, int& parent_son_counter) { |
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| 208 | const char *error = NULp; |
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| 209 | |
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| 210 | if (tree->is_leaf()) { |
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| 211 | XML_Tag item_tag("ITEM"); |
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| 212 | |
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| 213 | item_tag.add_attribute("name", buildNodeIdentifier(parent_id, parent_son_counter)); |
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| 214 | item_tag.add_attribute("itemname", labeler.speciesLabel(gb_main, tree->gb_node, tree, tree_name)); |
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| 215 | item_tag.add_attribute("length", GBS_global_string("%.5f", my_length)); |
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| 216 | } |
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| 217 | else { |
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| 218 | char *bootstrap = NULp; |
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| 219 | { |
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| 220 | double value; |
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| 221 | switch (tree->parse_bootstrap(value)) { |
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| 222 | case REMARK_BOOTSTRAP: bootstrap = GBS_global_string_copy("%i", int(value+0.5)); break; |
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| 223 | case REMARK_OTHER: break; // @@@ other branch-remarks are currently not saved into xml format |
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| 224 | case REMARK_NONE: break; |
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| 225 | } |
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| 226 | } |
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| 227 | |
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| 228 | bool folded = false; |
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| 229 | char *groupname = NULp; |
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| 230 | if (tree->name) { |
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| 231 | const char *buf = labeler.speciesLabel(gb_main, tree->gb_node, tree, tree_name); |
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| 232 | tree_assert(buf); |
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| 233 | groupname = strdup(buf); |
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| 234 | |
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| 235 | GBDATA *gb_grouped = GB_entry(tree->gb_node, "grouped"); |
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| 236 | if (gb_grouped) { |
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| 237 | folded = GB_read_byte(gb_grouped); |
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| 238 | } |
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| 239 | } |
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| 240 | |
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| 241 | if (my_length || bootstrap || groupname) { |
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| 242 | bool hide_this_group = skip_folded && folded; // hide folded groups only if skip_folded is true |
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| 243 | |
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| 244 | XML_Tag branch_tag(hide_this_group ? "FOLDED_GROUP" : "BRANCH"); |
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| 245 | string my_id = buildNodeIdentifier(parent_id, parent_son_counter); |
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| 246 | |
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| 247 | branch_tag.add_attribute("name", my_id); |
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| 248 | |
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| 249 | if (my_length) { |
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| 250 | branch_tag.add_attribute("length", GBS_global_string("%.5f", my_length)); |
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| 251 | } |
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| 252 | if (bootstrap) { |
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| 253 | branch_tag.add_attribute("bootstrap", bootstrap); |
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| 254 | freenull(bootstrap); |
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| 255 | } |
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| 256 | if (groupname) { |
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| 257 | branch_tag.add_attribute("groupname", groupname); |
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| 258 | freenull(groupname); |
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| 259 | if (folded) branch_tag.add_attribute("folded", "1"); |
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| 260 | } |
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| 261 | else { |
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| 262 | tree_assert(!folded); |
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| 263 | } |
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| 264 | |
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| 265 | if (hide_this_group) { |
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| 266 | branch_tag.add_attribute("items_in_group", GBT_count_leafs(tree)); |
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| 267 | } |
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| 268 | else { |
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| 269 | int my_son_counter = 0; |
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| 270 | if (!error) error = export_tree_node_print_xml(gb_main, tree->get_leftson(), tree->leftlen, tree_name, labeler, skip_folded, my_id, my_son_counter); |
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| 271 | if (!error) error = export_tree_node_print_xml(gb_main, tree->get_rightson(), tree->rightlen, tree_name, labeler, skip_folded, my_id, my_son_counter); |
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| 272 | } |
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| 273 | } |
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| 274 | else { |
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| 275 | if (!error) error = export_tree_node_print_xml(gb_main, tree->get_leftson(), tree->leftlen, tree_name, labeler, skip_folded, parent_id, parent_son_counter); |
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| 276 | if (!error) error = export_tree_node_print_xml(gb_main, tree->get_rightson(), tree->rightlen, tree_name, labeler, skip_folded, parent_id, parent_son_counter); |
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| 277 | } |
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| 278 | } |
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| 279 | |
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| 280 | return error; |
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| 281 | } |
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| 282 | |
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| 283 | GB_ERROR TREE_write_XML(GBDATA *gb_main, const char *db_name, const char *tree_name, const TreeLabeler& labeler, bool skip_folded, const char *path) { |
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| 284 | GB_ERROR error = NULp; |
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| 285 | FILE *output = fopen(path, "w"); |
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| 286 | |
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| 287 | if (!output) error = GB_export_errorf("file '%s' could not be opened for writing", path); |
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| 288 | else { |
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| 289 | GB_transaction ta(gb_main); |
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| 290 | |
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| 291 | TreeNode *tree = GBT_read_tree(gb_main, tree_name, new SimpleRoot); |
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| 292 | if (!tree) error = GB_await_error(); |
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| 293 | else { |
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| 294 | error = GBT_link_tree(tree, gb_main, true, NULp, NULp); |
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| 295 | |
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| 296 | if (!error) { |
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| 297 | GBDATA *tree_cont = GBT_find_tree(gb_main, tree_name); |
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| 298 | GBDATA *tree_remark = GB_entry(tree_cont, "remark"); |
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| 299 | |
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| 300 | XML_Document xml_doc("ARB_TREE", "arb_tree.dtd", output); |
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| 301 | |
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| 302 | xml_doc.add_attribute("database", db_name); |
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| 303 | xml_doc.add_attribute("treename", tree_name); |
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| 304 | xml_doc.add_attribute("export_date", ARB_date_string()); |
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| 305 | |
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| 306 | if (tree_remark) { |
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| 307 | char *remark = GB_read_string(tree_remark); |
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| 308 | XML_Tag remark_tag("COMMENT"); |
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| 309 | XML_Text remark_text(remark); |
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| 310 | free(remark); |
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| 311 | } |
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| 312 | |
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| 313 | int my_son_counter = 0; |
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| 314 | error = export_tree_node_print_xml(gb_main, tree, 0.0, tree_name, labeler, skip_folded, "", my_son_counter); |
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| 315 | } |
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| 316 | } |
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| 317 | fclose(output); |
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| 318 | } |
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| 319 | |
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| 320 | return error; |
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| 321 | } |
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| 322 | |
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| 323 | static char *complete_newick_comment(const char *comment) { |
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| 324 | // ensure that all '[' in 'comment' are closed by corresponding ']' by inserting additional brackets |
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| 325 | |
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| 326 | int openBrackets = 0; |
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| 327 | GBS_strstruct out(strlen(comment)*1.1); |
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| 328 | |
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| 329 | for (int o = 0; comment[o]; ++o) { |
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| 330 | switch (comment[o]) { |
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| 331 | case '[': |
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| 332 | openBrackets++; |
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| 333 | break; |
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| 334 | case ']': |
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| 335 | if (openBrackets == 0) { // no brackets opened |
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| 336 | out.put('['); // insert one to enforce balancing |
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| 337 | } |
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| 338 | else { |
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| 339 | openBrackets--; |
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| 340 | } |
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| 341 | break; |
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| 342 | |
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| 343 | default: |
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| 344 | break; |
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| 345 | } |
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| 346 | out.put(comment[o]); |
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| 347 | } |
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| 348 | |
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| 349 | while (openBrackets>0) { // close all opened brackets |
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| 350 | out.put(']'); |
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| 351 | openBrackets--; |
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| 352 | } |
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| 353 | |
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| 354 | tree_assert(openBrackets == 0); |
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| 355 | |
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| 356 | return out.release(); |
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| 357 | } |
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| 358 | |
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| 359 | GB_ERROR TREE_write_Newick(GBDATA *gb_main, const char *tree_name, const TreeLabeler& labeler, bool save_branchlengths, bool save_bootstraps, bool save_groupnames, bool pretty, LabelQuoting quoteMode, const char *path) { |
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| 360 | // userland newick exporter |
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| 361 | // see also: testcode newick exporter in ../../ARBDB/adtree.cxx@NEWICK_EXPORTER |
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| 362 | |
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| 363 | GB_ERROR error = NULp; |
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| 364 | FILE *output = fopen(path, "w"); |
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| 365 | |
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| 366 | if (!output) error = GBS_global_string("file '%s' could not be opened for writing", path); |
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| 367 | else { |
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| 368 | GB_transaction ta(gb_main); |
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| 369 | |
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| 370 | TreeNode *tree = GBT_read_tree(gb_main, tree_name, new SimpleRoot); |
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| 371 | if (!tree) error = GB_await_error(); |
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| 372 | else { |
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| 373 | error = GBT_link_tree(tree, gb_main, true, NULp, NULp); |
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| 374 | |
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| 375 | if (!error) { |
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| 376 | char *remark = NULp; |
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| 377 | GBDATA *tree_cont = GBT_find_tree(gb_main, tree_name); |
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| 378 | GBDATA *tree_remark = GB_entry(tree_cont, "remark"); |
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| 379 | |
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| 380 | if (tree_remark) { |
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| 381 | remark = GB_read_string(tree_remark); |
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| 382 | } |
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| 383 | { |
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| 384 | const char *saved_to = GBS_global_string("%s saved to %s", tree_name, path); |
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| 385 | freeset(remark, GBS_log_action_to(remark, saved_to, true)); |
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| 386 | } |
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| 387 | |
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| 388 | if (remark) { |
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| 389 | char *wellformed = complete_newick_comment(remark); |
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| 390 | |
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| 391 | tree_assert(wellformed); |
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| 392 | |
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| 393 | fputc('[', output); fputs(wellformed, output); fputs("]\n", output); |
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| 394 | free(wellformed); |
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| 395 | } |
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| 396 | free(remark); |
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| 397 | if (!error) { |
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| 398 | error = export_tree_node_print(gb_main, output, tree, tree_name, pretty, 0, labeler, save_branchlengths, save_bootstraps, save_groupnames, quoteMode); |
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| 399 | } |
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| 400 | } |
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| 401 | |
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| 402 | destroy(tree); |
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| 403 | } |
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| 404 | |
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| 405 | fprintf(output, ";\n"); |
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| 406 | fclose(output); |
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| 407 | |
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| 408 | if (error) { |
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| 409 | GB_unlink_or_warn(path, &error); |
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| 410 | } |
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| 411 | } |
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| 412 | |
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| 413 | return error; |
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| 414 | } |
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| 415 | |
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| 416 | // -------------------------------------------------------------------------------- |
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| 417 | |
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| 418 | static void export_tree_node_print_remove(char *str) { |
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| 419 | int i = 0; |
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| 420 | while (char c = str[i]) { |
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| 421 | if (c == '\'' || c == '\"') str[i] = '.'; |
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| 422 | i++; |
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| 423 | } |
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| 424 | } |
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| 425 | |
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| 426 | static void export_tree_rek(TreeNode *tree, FILE *out, bool export_branchlens, bool dquot) { |
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| 427 | if (tree->is_leaf()) { |
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| 428 | export_tree_node_print_remove(tree->name); |
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| 429 | fprintf(out, |
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| 430 | dquot ? " \"%s\" " : " '%s' ", |
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| 431 | tree->name); |
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| 432 | } |
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| 433 | else { |
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| 434 | fputc('(', out); |
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| 435 | export_tree_rek(tree->get_leftson(), out, export_branchlens, dquot); if (export_branchlens) fprintf(out, ":%.5f,", tree->leftlen); |
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| 436 | export_tree_rek(tree->get_rightson(), out, export_branchlens, dquot); if (export_branchlens) fprintf(out, ":%.5f", tree->rightlen); |
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| 437 | fputc(')', out); |
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| 438 | |
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| 439 | if (tree->name) { |
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| 440 | export_tree_node_print_remove(tree->name); |
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| 441 | fprintf(out, |
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| 442 | dquot ? "\"%s\"" : "'%s'", |
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| 443 | tree->name); |
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| 444 | } |
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| 445 | } |
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| 446 | } |
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| 447 | |
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| 448 | // @@@ maybe replace TREE_export_tree by TREE_write_Newick (need some additional parameters: no comment, trifurcation) |
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| 449 | |
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| 450 | GB_ERROR TREE_export_tree(GBDATA *, FILE *out, TreeNode *tree, bool triple_root, bool export_branchlens, bool dquot) { |
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| 451 | if (triple_root) { |
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| 452 | TreeNode *one, *two, *three; |
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| 453 | if (tree->is_leaf()) { |
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| 454 | return GB_export_error("Tree is too small, minimum 3 nodes"); |
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| 455 | } |
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| 456 | if (tree->leftson->is_leaf() && tree->rightson->is_leaf()) { |
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| 457 | return GB_export_error("Tree is too small, minimum 3 nodes"); |
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| 458 | } |
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| 459 | if (tree->leftson->is_leaf()) { |
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| 460 | one = tree->get_leftson(); |
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| 461 | two = tree->get_rightson()->get_leftson(); |
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| 462 | three = tree->get_rightson()->get_rightson(); |
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| 463 | } |
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| 464 | else { |
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| 465 | one = tree->get_leftson()->get_leftson(); |
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| 466 | two = tree->get_leftson()->get_rightson(); |
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| 467 | three = tree->get_rightson(); |
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| 468 | } |
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| 469 | fputc('(', out); |
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| 470 | export_tree_rek(one, out, export_branchlens, dquot); if (export_branchlens) fprintf(out, ":%.5f", 1.0); fputc(',', out); |
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| 471 | export_tree_rek(two, out, export_branchlens, dquot); if (export_branchlens) fprintf(out, ":%.5f", 1.0); fputc(',', out); |
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| 472 | export_tree_rek(three, out, export_branchlens, dquot); if (export_branchlens) fprintf(out, ":%.5f", 1.0); |
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| 473 | fputc(')', out); |
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| 474 | } |
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| 475 | else { |
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| 476 | export_tree_rek(tree, out, export_branchlens, dquot); |
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| 477 | } |
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| 478 | return NULp; |
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| 479 | } |
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| 480 | |
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| 481 | |
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