static grn_obj * func_highlight_html(grn_ctx *ctx, int nargs, grn_obj **args, grn_user_data *user_data) { grn_obj *highlighted = NULL; grn_obj *string; grn_obj *lexicon = NULL; grn_obj *expression = NULL; grn_highlighter *highlighter; grn_obj *highlighter_ptr; if (!(1 <= nargs && nargs <= 2)) { GRN_PLUGIN_ERROR(ctx, GRN_INVALID_ARGUMENT, "highlight_html(): wrong number of arguments (%d for 1..2)", nargs); highlighted = grn_plugin_proc_alloc(ctx, user_data, GRN_DB_VOID, 0); return highlighted; } string = args[0]; if (nargs == 2) { lexicon = args[1]; } grn_proc_get_info(ctx, user_data, NULL, NULL, &expression); highlighter_ptr = grn_expr_get_var(ctx, expression, GRN_FUNC_HIGHLIGHT_HTML_CACHE_NAME, strlen(GRN_FUNC_HIGHLIGHT_HTML_CACHE_NAME)); if (highlighter_ptr) { highlighter = (grn_highlighter *)GRN_PTR_VALUE(highlighter_ptr); } else { highlighter_ptr = grn_expr_get_or_add_var(ctx, expression, GRN_FUNC_HIGHLIGHT_HTML_CACHE_NAME, strlen(GRN_FUNC_HIGHLIGHT_HTML_CACHE_NAME)); GRN_OBJ_FIN(ctx, highlighter_ptr); GRN_PTR_INIT(highlighter_ptr, GRN_OBJ_OWN, GRN_DB_OBJECT); highlighter = func_highlight_html_create_highlighter(ctx, expression); grn_highlighter_set_lexicon(ctx, highlighter, lexicon); GRN_PTR_SET(ctx, highlighter_ptr, highlighter); } highlighted = grn_plugin_proc_alloc(ctx, user_data, GRN_DB_TEXT, 0); grn_highlighter_highlight(ctx, highlighter, GRN_TEXT_VALUE(string), GRN_TEXT_LEN(string), highlighted); return highlighted; }
static grn_obj * func_highlight_html(grn_ctx *ctx, int nargs, grn_obj **args, grn_user_data *user_data) { grn_obj *highlighted = NULL; #define N_REQUIRED_ARGS 1 if (nargs == N_REQUIRED_ARGS) { grn_obj *string = args[0]; grn_obj *expression = NULL; grn_obj *keywords; grn_obj *keywords_ptr; grn_bool use_html_escape = GRN_TRUE; grn_proc_get_info(ctx, user_data, NULL, NULL, &expression); keywords_ptr = grn_expr_get_var(ctx, expression, GRN_FUNC_HIGHLIGHT_HTML_CACHE_NAME, strlen(GRN_FUNC_HIGHLIGHT_HTML_CACHE_NAME)); if (keywords_ptr) { keywords = GRN_PTR_VALUE(keywords_ptr); } else { keywords_ptr = grn_expr_get_or_add_var(ctx, expression, GRN_FUNC_HIGHLIGHT_HTML_CACHE_NAME, strlen(GRN_FUNC_HIGHLIGHT_HTML_CACHE_NAME)); GRN_OBJ_FIN(ctx, keywords_ptr); GRN_PTR_INIT(keywords_ptr, GRN_OBJ_OWN, GRN_DB_OBJECT); keywords = func_highlight_html_create_keywords_table(ctx, expression); GRN_PTR_SET(ctx, keywords_ptr, keywords); } highlighted = highlight_keywords(ctx, user_data, string, keywords, use_html_escape, "<span class=\"keyword\">", strlen("<span class=\"keyword\">"), "</span>", strlen("</span>")); } #undef N_REQUIRED_ARGS if (!highlighted) { highlighted = grn_plugin_proc_alloc(ctx, user_data, GRN_DB_VOID, 0); } return highlighted; }
static mrb_value mrb_grn_expression_set_condition(mrb_state *mrb, mrb_value self) { grn_ctx *ctx = (grn_ctx *)mrb->ud; grn_obj *expr; mrb_value mrb_condition; grn_obj *condition_ptr; mrb_get_args(mrb, "o", &mrb_condition); expr = DATA_PTR(self); condition_ptr = grn_expr_get_or_add_var(ctx, expr, GRN_SELECT_INTERNAL_VAR_CONDITION, GRN_SELECT_INTERNAL_VAR_CONDITION_LEN); GRN_OBJ_FIN(ctx, condition_ptr); GRN_PTR_INIT(condition_ptr, 0, GRN_DB_OBJECT); GRN_PTR_SET(ctx, condition_ptr, GRN_MRB_DATA_PTR(mrb_condition)); return mrb_nil_value(); }
static grn_obj * func_snippet_html(grn_ctx *ctx, int nargs, grn_obj **args, grn_user_data *user_data) { grn_obj *snippets = NULL; /* TODO: support parameters */ if (nargs == 1) { grn_obj *text = args[0]; grn_obj *expression = NULL; grn_obj *condition_ptr = NULL; grn_obj *condition = NULL; grn_obj *snip = NULL; int flags = GRN_SNIP_SKIP_LEADING_SPACES; unsigned int width = 200; unsigned int max_n_results = 3; const char *open_tag = "<span class=\"keyword\">"; const char *close_tag = "</span>"; grn_snip_mapping *mapping = GRN_SNIP_MAPPING_HTML_ESCAPE; grn_proc_get_info(ctx, user_data, NULL, NULL, &expression); condition_ptr = grn_expr_get_var(ctx, expression, GRN_SELECT_INTERNAL_VAR_CONDITION, strlen(GRN_SELECT_INTERNAL_VAR_CONDITION)); if (condition_ptr) { condition = GRN_PTR_VALUE(condition_ptr); } if (condition) { grn_obj *snip_ptr; snip_ptr = grn_expr_get_var(ctx, expression, GRN_FUNC_SNIPPET_HTML_CACHE_NAME, strlen(GRN_FUNC_SNIPPET_HTML_CACHE_NAME)); if (snip_ptr) { snip = GRN_PTR_VALUE(snip_ptr); } else { snip_ptr = grn_expr_get_or_add_var(ctx, expression, GRN_FUNC_SNIPPET_HTML_CACHE_NAME, strlen(GRN_FUNC_SNIPPET_HTML_CACHE_NAME)); GRN_OBJ_FIN(ctx, snip_ptr); GRN_PTR_INIT(snip_ptr, GRN_OBJ_OWN, GRN_DB_OBJECT); snip = grn_snip_open(ctx, flags, width, max_n_results, open_tag, strlen(open_tag), close_tag, strlen(close_tag), mapping); if (snip) { grn_snip_set_normalizer(ctx, snip, GRN_NORMALIZER_AUTO); grn_expr_snip_add_conditions(ctx, condition, snip, 0, NULL, NULL, NULL, NULL); GRN_PTR_SET(ctx, snip_ptr, snip); } } } if (snip) { snippets = snippet_exec(ctx, snip, text, user_data, NULL, 0, NULL, 0); } } if (!snippets) { snippets = grn_plugin_proc_alloc(ctx, user_data, GRN_DB_VOID, 0); } return snippets; }