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Diffstat (limited to 'camel/gmime-content-field.c')
| -rw-r--r-- | camel/gmime-content-field.c | 370 |
1 files changed, 0 insertions, 370 deletions
diff --git a/camel/gmime-content-field.c b/camel/gmime-content-field.c deleted file mode 100644 index cadd789518..0000000000 --- a/camel/gmime-content-field.c +++ /dev/null @@ -1,370 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* mime-content_field.c : mime content type field utilities */ - -/* - * - * Author : - * Bertrand Guiheneuf <Bertrand.Guiheneuf@aful.org> - * - * Copyright 1999, 2000 HelixCode (http://www.helixcode.com) . - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ - -#include <config.h> -#include "gmime-content-field.h" -#include "string-utils.h" -#include "camel-log.h" -#include <string.h> - - -/** - * gmime_content_field_new: Creates a new GMimeContentField object - * @type: mime type - * @subtype: mime subtype - * - * Creates a GMimeContentField object and initialize it with - * a mime type and a mime subtype. For example, - * gmime_content_field_new ("application", "postcript"); - * will create a content field with complete mime type - * "application/postscript" - * - * Return value: The newly created GMimeContentField object - **/ -GMimeContentField * -gmime_content_field_new (const gchar *type, const gchar *subtype) -{ - GMimeContentField *ctf; - - ctf = g_new (GMimeContentField, 1); - ctf->type = g_strdup (type); - ctf->subtype = g_strdup (subtype); - ctf->parameters = g_hash_table_new (g_str_hash, g_str_equal); - ctf->ref = 1; - - return ctf; -} - - -static void -_free_parameter (gpointer name, gpointer value, gpointer user_data) -{ - g_free (name); - g_free (value); -} - -/** - * gmime_content_field_free: free a GMimeContentField object - * @content_field: GMimeContentField object - * - * This method destroys the object and should be used very carefully. - * Use gmime_content_field_unref instead. - * - **/ -void -gmime_content_field_free (GMimeContentField *content_field) -{ - if (!content_field) return; - - g_hash_table_foreach (content_field->parameters, _free_parameter, NULL); - g_free (content_field->type); - g_free (content_field->subtype); - g_hash_table_destroy (content_field->parameters); - g_free (content_field); -} - -/** - * gmime_content_field_ref: add a reference to a GMimeContentField object - * @content_field: GMimeContentField object - * - * Tell a GMimeContentField object that something holds a reference - * on him. This, coupled with the corresponding - * gmime_content_field_unref() method allow several - * objects to use the same GMimeContentField object. - **/ -void -gmime_content_field_ref (GMimeContentField *content_field) -{ - content_field->ref += 1; -} - -/** - * gmime_content_field_unref: remove a reference to a GMimeContentField object - * @content_field: GMimeContentField object - * - * Tell a GMimeContentField object that something which - * was holding a reference to him does not need it anymore. - * When no more reference exist, the GMimeContentField object - * is freed using gmime_content_field_free(). - * - **/ -void -gmime_content_field_unref (GMimeContentField *content_field) -{ - if (!content_field) return; - - content_field->ref -= 1; - if (content_field->ref <= 0) - gmime_content_field_free (content_field); -} - - - -/** - * gmime_content_field_set_parameter: set a parameter for a GMimeContentField object - * @content_field: content field - * @attribute: parameter name - * @value: paramteter value - * - * set a parameter (called attribute in RFC 2045) of a content field. Meaningfull - * or valid parameters name depend on the content type object. For example, - * gmime_content_field_set_parameter (cf, "charset", "us-ascii"); - * will make sense for a "text/plain" content field but not for a - * "image/gif". This routine does not check parameter validity. - **/ -void -gmime_content_field_set_parameter (GMimeContentField *content_field, const gchar *attribute, const gchar *value) -{ - gboolean attribute_exists; - gchar *old_attribute; - gchar *old_value; - CAMEL_LOG_FULL_DEBUG ("GMimeContentField:: Entering set_parameter\n"); - CAMEL_LOG_FULL_DEBUG ("GMimeContentField:: set_parameter content_field=%p name=%s, value=%s\n", content_field, attribute, value); - attribute_exists = g_hash_table_lookup_extended (content_field->parameters, - attribute, - (gpointer *) &old_attribute, - (gpointer *) &old_value); - /** CHECK THAT : is normal to free pointers before insertion ? **/ - if (attribute_exists) { - g_free (old_value); - g_free (old_attribute); - } - - g_hash_table_insert (content_field->parameters, g_strdup (attribute), g_strdup (value)); - CAMEL_LOG_FULL_DEBUG ("GMimeContentField:: Leaving set_parameter\n"); -} - - -/** - * _print_parameter: print a parameter/value pair to a stream as described in RFC 2045 - * @name: name of the parameter - * @value: value of the parameter - * @user_data: CamelStream object to write the text to. - * - * - **/ -static void -_print_parameter (gpointer name, gpointer value, gpointer user_data) -{ - CamelStream *stream = (CamelStream *)user_data; - - camel_stream_write_strings (stream, - "; \n ", - (gchar *)name, - "=", - (gchar *)value, - NULL); - -} - -/** - * gmime_content_field_write_to_stream: write a mime content type to a stream - * @content_field: content type object - * @stream: the stream - * - * - **/ -void -gmime_content_field_write_to_stream (GMimeContentField *content_field, CamelStream *stream) -{ - if (!content_field) return; - - g_assert (stream); - if (content_field->type) { - camel_stream_write_strings (stream, "Content-Type: ", content_field->type, NULL); - if (content_field->subtype) { - camel_stream_write_strings (stream, "/", content_field->subtype, NULL); - } - /* print all parameters */ - g_hash_table_foreach (content_field->parameters, _print_parameter, stream); - camel_stream_write_string (stream, "\n"); - } else CAMEL_LOG_FULL_DEBUG ("GMimeContentField::write_to_stream no mime type found\n"); -} - -/** - * gmime_content_field_get_mime_type: return the mime type of the content field object - * @content_field: content field object - * - * A RFC 2045 content type field contains the mime type in the - * form "type/subtype" (example : "application/postscript") and some - * parameters (attribute/value pairs). This routine returns the mime type - * in a gchar object. - * - * Return value: the mime type in the form "type/subtype" or NULL if not defined. - **/ -gchar * -gmime_content_field_get_mime_type (GMimeContentField *content_field) -{ - gchar *mime_type; - - if (!content_field->type) return NULL; - - if (content_field->subtype) - mime_type = g_strdup_printf ("%s/%s", content_field->type, content_field->subtype); - else - mime_type = g_strdup (content_field->type); - return mime_type; -} - -static void -___debug_print_parameter (gpointer name, gpointer value, gpointer user_data) -{ - - printf ("****** parameter \"%s\"=\"%s\"\n", (gchar *)name, (gchar *)value); - -} - -/** - * gmime_content_field_get_parameter: return the value of a mime type parameter - * @content_field: content field object - * @name: name of the parameter - * - * Returns the value of a parameter contained in the content field - * object. The content type is formed of a mime type, a mime subtype, - * and a parameter list. Each parameter is a name/value pair. This - * routine returns the value assiciated to a given name. - * When the parameter does not exist, NULL is returned. - * - * Return value: parameter value, or NULL if not found. - **/ -const gchar * -gmime_content_field_get_parameter (GMimeContentField *content_field, const gchar *name) -{ - const gchar *parameter; - const gchar *old_name; - gboolean parameter_exists; - - CAMEL_LOG_FULL_DEBUG ("Entering GMimeContentField::get_parameter content_field =%p\n", content_field); - g_assert (content_field->parameters); - g_assert (name); - CAMEL_LOG_FULL_DEBUG ("GMimeContentField::get_parameter looking for parameter \"%s\"\n", name); - /* parameter = (const gchar *)g_hash_table_lookup (content_field->parameters, name); */ - parameter_exists = g_hash_table_lookup_extended (content_field->parameters, - name, - (gpointer *) &old_name, - (gpointer *) ¶meter); - if (!parameter_exists) { - CAMEL_LOG_FULL_DEBUG ("GMimeContentField::get_parameter, parameter not found\n"); - g_hash_table_foreach (content_field->parameters, ___debug_print_parameter, NULL); - return NULL; - } - CAMEL_LOG_FULL_DEBUG ("Leaving GMimeContentField::get_parameter\n"); - return parameter; -} - - - - -/** - * gmime_content_field_construct_from_string: construct a ContentType object by parsing a string. - * - * @content_field: content type object to construct - * @string: string containing the content type field - * - * Parse a string containing a content type field as defined in - * RFC 2045, and construct the corresponding ContentType object. - * The string is not modified and not used in the ContentType - * object. It can and must be freed by the calling part. - **/ -void -gmime_content_field_construct_from_string (GMimeContentField *content_field, const gchar *string) -{ - gint first, len; - gchar *str; - gint i=0; - gchar *type, *subtype; - gchar *param_name, *param_value; - gboolean param_end; - - CAMEL_LOG_TRACE ( "GMimeContentField::construct_from_string, entering\n"); - g_assert (string); - g_assert (content_field); - - g_free (content_field->type); - g_free (content_field->subtype); - - - first = 0; - len = strlen (string); - if (!len) return; - CAMEL_LOG_FULL_DEBUG ("GMimeContentField::construct_from_string, All checks done\n"); - - /* find the type */ - while ( (i<len) && (!strchr ("/;", string[i])) ) i++; - - if (i == 0) return; - - type = g_strndup (string, i); - string_trim (type, " \t", STRING_TRIM_STRIP_TRAILING | STRING_TRIM_STRIP_LEADING); - content_field->type = type; - CAMEL_LOG_TRACE ( "GMimeContentField::construct_from_string, Found mime type : \"%s\"\n", type); - if (i >= len-1) { - content_field->subtype = NULL; - return; - } - - first = i+1; - /* find the subtype, if any */ - if (string[i++] == '/') { - while ( (i<len) && (string[i] != ';') ) i++; - if (i != first) { - subtype = g_strndup (string+first, i-first); - string_trim (subtype, " \t", STRING_TRIM_STRIP_TRAILING | STRING_TRIM_STRIP_LEADING); - content_field->subtype = subtype; - CAMEL_LOG_TRACE ( "GMimeContentField::construct_from_string, Found mime subtype: \"%s\"\n", subtype); - if (i >= len-1) return; - } - } - first = i+1; - - /* parse parameters list */ - param_end = FALSE; - do { - while ( (i<len) && (string[i] != '=') ) i++; - if ((i == len) || (i==first)) param_end = TRUE; - else { - /* we have found parameter name */ - param_name = g_strndup (string+first, i-first); - string_trim (param_name, " ", STRING_TRIM_STRIP_TRAILING | STRING_TRIM_STRIP_LEADING); - i++; - first = i; - /* Let's find parameter value */ - while ( (i<len) && (string[i] != ';') ) i++; - if (i != first) param_value = g_strndup (string+first, i-first); - else param_value = g_strdup (""); - CAMEL_LOG_TRACE ( "GMimeContentField::construct_from_string, Found mime parameter \"%s\"=\"%s\"\n", param_name, param_value); - string_trim (param_value, " \t", STRING_TRIM_STRIP_TRAILING | STRING_TRIM_STRIP_LEADING); - gmime_content_field_set_parameter (content_field, param_name, param_value); - g_free (param_name); - g_free (param_value); - i++; - first = i; - } - } while ((!param_end) && (first < len)); - - -} - |