Octstr *html_to_sms(Octstr *html) { long i, len; int c; Octstr *sms; sms = octstr_create(""); len = octstr_len(html); i = 0; while (i < len) { c = octstr_get_char(html, i); switch (c) { case '<': if (html_comment_begins(html, i)) skip_html_comment(html, &i); else skip_html_tag(html, &i); break; case '&': convert_html_entity(sms, html, &i); break; default: octstr_append_char(sms, c); ++i; break; } } octstr_shrink_blanks(sms); octstr_strip_blanks(sms); return sms; }
static int next_token(parser_ctx_t *ctx, void *lval) { do { skip_spaces(ctx); if(ctx->ptr == ctx->end) return tEOF; }while(skip_comment(ctx) || skip_html_comment(ctx)); if(isalphaW(*ctx->ptr)) { int ret = check_keywords(ctx, lval); if(ret) return ret; return parse_identifier(ctx, lval); } if(isdigitW(*ctx->ptr)) return parse_numeric_literal(ctx, lval); switch(*ctx->ptr) { case '{': case '(': case ')': case '[': case ']': case ';': case ',': case '~': case '?': case ':': return *ctx->ptr++; case '}': *(const WCHAR**)lval = ctx->ptr++; return '}'; case '.': if(++ctx->ptr < ctx->end && isdigitW(*ctx->ptr)) return parse_double_literal(ctx, 0, lval); return '.'; case '<': if(++ctx->ptr == ctx->end) { *(int*)lval = EXPR_LESS; return tRelOper; } switch(*ctx->ptr) { case '=': /* <= */ ctx->ptr++; *(int*)lval = EXPR_LESSEQ; return tRelOper; case '<': /* << */ if(++ctx->ptr < ctx->end && *ctx->ptr == '=') { /* <<= */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNLSHIFT; return tAssignOper; } *(int*)lval = EXPR_LSHIFT; return tShiftOper; default: /* < */ *(int*)lval = EXPR_LESS; return tRelOper; } case '>': if(++ctx->ptr == ctx->end) { /* > */ *(int*)lval = EXPR_GREATER; return tRelOper; } switch(*ctx->ptr) { case '=': /* >= */ ctx->ptr++; *(int*)lval = EXPR_GREATEREQ; return tRelOper; case '>': /* >> */ if(++ctx->ptr < ctx->end) { if(*ctx->ptr == '=') { /* >>= */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNRSHIFT; return tAssignOper; } if(*ctx->ptr == '>') { /* >>> */ if(++ctx->ptr < ctx->end && *ctx->ptr == '=') { /* >>>= */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNRRSHIFT; return tAssignOper; } *(int*)lval = EXPR_RRSHIFT; return tRelOper; } } *(int*)lval = EXPR_RSHIFT; return tShiftOper; default: *(int*)lval = EXPR_GREATER; return tRelOper; } case '+': ctx->ptr++; if(ctx->ptr < ctx->end) { switch(*ctx->ptr) { case '+': /* ++ */ ctx->ptr++; return tINC; case '=': /* += */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNADD; return tAssignOper; } } return '+'; case '-': ctx->ptr++; if(ctx->ptr < ctx->end) { switch(*ctx->ptr) { case '-': /* -- or --> */ ctx->ptr++; if(ctx->is_html && ctx->nl && ctx->ptr < ctx->end && *ctx->ptr == '>') { ctx->ptr++; return tHTMLCOMMENT; } return tDEC; case '=': /* -= */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNSUB; return tAssignOper; } } return '-'; case '*': if(++ctx->ptr < ctx->end && *ctx->ptr == '=') { /* *= */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNMUL; return tAssignOper; } return '*'; case '%': if(++ctx->ptr < ctx->end && *ctx->ptr == '=') { /* %= */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNMOD; return tAssignOper; } return '%'; case '&': if(++ctx->ptr < ctx->end) { switch(*ctx->ptr) { case '=': /* &= */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNAND; return tAssignOper; case '&': /* && */ ctx->ptr++; return tANDAND; } } return '&'; case '|': if(++ctx->ptr < ctx->end) { switch(*ctx->ptr) { case '=': /* |= */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNOR; return tAssignOper; case '|': /* || */ ctx->ptr++; return tOROR; } } return '|'; case '^': if(++ctx->ptr < ctx->end && *ctx->ptr == '=') { /* ^= */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNXOR; return tAssignOper; } return '^'; case '!': if(++ctx->ptr < ctx->end && *ctx->ptr == '=') { /* != */ if(++ctx->ptr < ctx->end && *ctx->ptr == '=') { /* !== */ ctx->ptr++; *(int*)lval = EXPR_NOTEQEQ; return tEqOper; } *(int*)lval = EXPR_NOTEQ; return tEqOper; } return '!'; case '=': if(++ctx->ptr < ctx->end && *ctx->ptr == '=') { /* == */ if(++ctx->ptr < ctx->end && *ctx->ptr == '=') { /* === */ ctx->ptr++; *(int*)lval = EXPR_EQEQ; return tEqOper; } *(int*)lval = EXPR_EQ; return tEqOper; } return '='; case '/': if(++ctx->ptr < ctx->end) { if(*ctx->ptr == '=') { /* /= */ ctx->ptr++; *(int*)lval = EXPR_ASSIGNDIV; return kDIVEQ; } } return '/'; case '\"': case '\'': return parse_string_literal(ctx, lval, *ctx->ptr); case '_': case '$': return parse_identifier(ctx, lval); case '@': return '@'; } WARN("unexpected char '%c' %d\n", *ctx->ptr, *ctx->ptr); return 0; }