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| author | Rafael G. Martins <rafael@rafaelmartins.eng.br> | 2015-12-29 00:12:51 +0100 |
|---|---|---|
| committer | Rafael G. Martins <rafael@rafaelmartins.eng.br> | 2015-12-29 00:13:47 +0100 |
| commit | 8d96c02e5118cf7bd656fde9100570a67115d19a (patch) | |
| tree | a3c638bab8f8e595a10ff9751bbe4c8a603a918d /src/template-parser.c | |
| parent | 14e9d7b2299f15efb695b0202f9c1f6a9f7a4ba6 (diff) | |
| download | blogc-8d96c02e5118cf7bd656fde9100570a67115d19a.tar.gz blogc-8d96c02e5118cf7bd656fde9100570a67115d19a.tar.bz2 blogc-8d96c02e5118cf7bd656fde9100570a67115d19a.zip | |
man: renderer: template-parser: added foreach iterator support
Diffstat (limited to 'src/template-parser.c')
| -rw-r--r-- | src/template-parser.c | 67 |
1 files changed, 66 insertions, 1 deletions
diff --git a/src/template-parser.c b/src/template-parser.c index f6912df..e5c750e 100644 --- a/src/template-parser.c +++ b/src/template-parser.c @@ -32,6 +32,8 @@ typedef enum { TEMPLATE_BLOCK_IF_OPERAND_START, TEMPLATE_BLOCK_IF_STRING_OPERAND, TEMPLATE_BLOCK_IF_VARIABLE_OPERAND, + TEMPLATE_BLOCK_FOREACH_START, + TEMPLATE_BLOCK_FOREACH_VARIABLE, TEMPLATE_BLOCK_END, TEMPLATE_VARIABLE_START, TEMPLATE_VARIABLE, @@ -65,6 +67,7 @@ blogc_template_parse(const char *src, size_t src_len, blogc_error_t **err) blogc_template_stmt_operator_t tmp_op = 0; unsigned int if_count = 0; + bool foreach_open = false; b_slist_t *stmts = NULL; blogc_template_stmt_t *stmt = NULL; @@ -201,11 +204,42 @@ blogc_template_parse(const char *src, size_t src_len, blogc_error_t **err) "statement."); break; } + else if ((current - start == 7) && + (0 == strncmp("foreach", src + start, 7))) + { + if (!foreach_open) { + state = TEMPLATE_BLOCK_FOREACH_START; + type = BLOGC_TEMPLATE_FOREACH_STMT; + start = current; + foreach_open = true; + break; + } + *err = blogc_error_parser(BLOGC_ERROR_TEMPLATE_PARSER, + src, src_len, current, "'foreach' statements can't " + "be nested."); + break; + } + else if ((current - start == 10) && + (0 == strncmp("endforeach", src + start, 10))) + { + if (foreach_open) { + state = TEMPLATE_BLOCK_END; + type = BLOGC_TEMPLATE_ENDFOREACH_STMT; + foreach_open = false; + break; + } + *err = blogc_error_parser(BLOGC_ERROR_TEMPLATE_PARSER, + src, src_len, current, + "'endforeach' statement without an open 'foreach' " + "statement."); + break; + } } *err = blogc_error_parser(BLOGC_ERROR_TEMPLATE_PARSER, src, src_len, current, "Invalid statement type: Allowed types are: 'block', " - "'endblock', 'ifdef', 'ifndef' and 'endif'."); + "'endblock', 'ifdef', 'ifndef', 'endif', 'foreach' and " + "'endforeach'."); break; case TEMPLATE_BLOCK_BLOCK_TYPE_START: @@ -337,6 +371,34 @@ blogc_template_parse(const char *src, size_t src_len, blogc_error_t **err) end2 = current; break; + case TEMPLATE_BLOCK_FOREACH_START: + if (c == ' ') + break; + if (c >= 'A' && c <= 'Z') { + state = TEMPLATE_BLOCK_FOREACH_VARIABLE; + start = current; + break; + } + *err = blogc_error_parser(BLOGC_ERROR_TEMPLATE_PARSER, src, + src_len, current, + "Invalid foreach variable name. Must begin with uppercase " + "letter."); + break; + + case TEMPLATE_BLOCK_FOREACH_VARIABLE: + if ((c >= 'A' && c <= 'Z') || (c >= '0' && c <= '9') || c == '_') + break; + if (c == ' ') { + end = current; + state = TEMPLATE_BLOCK_END; + break; + } + *err = blogc_error_parser(BLOGC_ERROR_TEMPLATE_PARSER, src, + src_len, current, + "Invalid foreach variable name. Must be uppercase letter, " + "number or '_'."); + break; + case TEMPLATE_BLOCK_END: if (c == ' ') break; @@ -469,6 +531,9 @@ blogc_template_parse(const char *src, size_t src_len, blogc_error_t **err) else if (block_state != BLOCK_CLOSED) *err = blogc_error_new(BLOGC_ERROR_TEMPLATE_PARSER, "An open block was not closed!"); + else if (foreach_open) + *err = blogc_error_new(BLOGC_ERROR_TEMPLATE_PARSER, + "An open 'foreach' statement was not closed!"); } if (*err != NULL) { |