wml_compiler.h File Reference

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Functions
int	wml_compile (Octstr *wml_text, Octstr *charset, Octstr **wml_binary, Octstr *version)
void	wml_init (int wml_xml_strict)
void	wml_shutdown (void)

Function Documentation

wml_compile()

int wml_compile	(	Octstr *	wml_text,
		Octstr *	charset,
		Octstr **	wml_binary,
		Octstr *	version
	)

Definition at line 360 of file wml_compiler.c.

References charset, debug(), error(), octstr_create, octstr_get_cstr, octstr_len(), octstr_search_char(), octstr_strip_blanks(), parse_document(), parse_entities(), size, wml_binary_create(), wml_binary_destroy(), wml_binary_output(), wml_xml_parser_opt, and xml_error().

Referenced by convert_wml_to_wmlc(), and main().

{
    int ret = 0;
    size_t size;
    xmlDocPtr pDoc = NULL;
    char *wml_c_text;
    wml_binary_t *wbxml = NULL;

    *wml_binary = octstr_create("");
    wbxml = wml_binary_create();

    /* Remove the extra space from start and the end of the WML Document. */
    octstr_strip_blanks(wml_text);

    /* Check the WML-code for \0-characters and for WML entities. Fast patch.
       -- tuo */
    parse_entities(wml_text);

    size = octstr_len(wml_text);
    wml_c_text = octstr_get_cstr(wml_text);
    
    debug("wml_compile",0, "WML: Given charset: %s", octstr_get_cstr(charset));

    if (octstr_search_char(wml_text, '\0', 0) != -1) {    
        error(0, "WML compiler: Compiling error: "
                 "\\0 character found in the middle of the WML source.");
        ret = -1;
    } else {
        /* 
         * An empty octet string for the binary output is created, the wml 
         * source is parsed into a parsing tree and the tree is then compiled 
         * into binary.
         */
         
        pDoc = xmlReadMemory(wml_c_text, size, NULL, octstr_get_cstr(charset), 
                             wml_xml_parser_opt);
        
        if (pDoc != NULL) {
            /* 
             * If we have a set internal encoding, then apply this information 
             * to the XML parsing tree document for later transcoding ability.
             */
            if (charset)
                pDoc->charset = xmlParseCharEncoding(octstr_get_cstr(charset));

            ret = parse_document(pDoc, charset, &wbxml, version);
            wml_binary_output(*wml_binary, wbxml);
        } else {    
            error(0, "WML compiler: Compiling error: "
                     "libxml2 returned a NULL pointer");
            xml_error();
            ret = -1;
        }
    }

    wml_binary_destroy(wbxml);

    if (pDoc) 
        xmlFreeDoc(pDoc);

    return ret;
}

wml_init()

void wml_init

(

int

wml_xml_strict

)

Definition at line 429 of file wml_compiler.c.

References attr_dict_construct(), attribute_destroy(), dict_create(), dict_put(), gwlist_append(), gwlist_create, hash_create(), hash_destroy(), wml_hash_t::item, text, token, wml_attr_values_list, wml_attribute_values, wml_attributes, wml_attributes_dict, wml_elements, wml_elements_dict, wml_table3_len(), wml_table_len(), wml_URL_values, wml_URL_values_list, wml_xml_parser_opt, and wml_xml_strict.

Referenced by main().

{
    int i = 0, len = 0;
    wml_hash_t *temp = NULL;
    
    /* The wml elements into a hash table. */
    len = wml_table_len(wml_elements);
    wml_elements_dict = dict_create(len, hash_destroy);

    for (i = 0; i < len; i++) {
    temp = hash_create(wml_elements[i].text, wml_elements[i].token);
    dict_put(wml_elements_dict, temp->item, temp);
    }

    /* Attributes. */
    len = wml_table3_len(wml_attributes);
    wml_attributes_dict = dict_create(len, attribute_destroy);
    attr_dict_construct(wml_attributes, wml_attributes_dict);

    /* Attribute values. */
    len = wml_table_len(wml_attribute_values);
    wml_attr_values_list = gwlist_create();

    for (i = 0; i < len; i++) {
    temp = hash_create(wml_attribute_values[i].text, 
               wml_attribute_values[i].token);
    gwlist_append(wml_attr_values_list, temp);
    }

    /* URL values. */
    len = wml_table_len(wml_URL_values);
    wml_URL_values_list = gwlist_create();

    for (i = 0; i < len; i++) {
    temp = hash_create(wml_URL_values[i].text, wml_URL_values[i].token);
    gwlist_append(wml_URL_values_list, temp);
    }
    
    /* Strict XML parsing. */
    wml_xml_parser_opt = wml_xml_strict ? 
            (XML_PARSE_NOERROR | XML_PARSE_NONET) :
            (XML_PARSE_RECOVER | XML_PARSE_NOERROR | XML_PARSE_NONET);
}

wml_shutdown()

void wml_shutdown

(

void

)

Definition at line 479 of file wml_compiler.c.

References dict_destroy(), gwlist_destroy(), hash_destroy(), wml_attr_values_list, wml_attributes_dict, wml_elements_dict, and wml_URL_values_list.

Referenced by main().

{
    dict_destroy(wml_elements_dict);
    dict_destroy(wml_attributes_dict);
    gwlist_destroy(wml_attr_values_list, hash_destroy);
    gwlist_destroy(wml_URL_values_list, hash_destroy);
}