diff options
| -rw-r--r-- | camel/providers/imap/camel-imap-fetch.c | 509 |
1 files changed, 0 insertions, 509 deletions
diff --git a/camel/providers/imap/camel-imap-fetch.c b/camel/providers/imap/camel-imap-fetch.c deleted file mode 100644 index 5d703e61dc..0000000000 --- a/camel/providers/imap/camel-imap-fetch.c +++ /dev/null @@ -1,509 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ -/* - * Authors: Dan Winship <danw@helixcode.com> - * - * Copyright 2000 Helix Code, Inc. (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 Street #330, Boston, MA 02111-1307, USA. - * - */ - -#include "config.h" - -#include <ctype.h> -#include <string.h> -#include "camel-imap-command.h" -#include "camel-imap-folder.h" -#include "camel-imap-summary.h" -#include "camel-imap-utils.h" -#include "camel-imap-private.h" - -#include "camel-internet-address.h" -#include "camel-mime-message.h" -#include "camel-mime-utils.h" -#include "camel-stream-mem.h" - -static const char *imap_protocol_get_summary_specifier (CamelImapStore *store); - -static CamelMessageInfo *parse_headers (char **headers_p); -static CamelMessageContentInfo *parse_body (CamelFolderSummary *summary, - char **body_p, - const char *part_specifier); - -static void skip_astring (char **str_p); - -/** - * imap_add_to_summary: - * @folder: the (IMAP) folder - * @first: the sequence number of the first message to add - * @last: the sequence number of the last message to add - * @changes: a CamelFolderChangeInfo structure to update - * @ex: a CamelException - * - * This fetches information about the messages in the indicated range - * and updates the folder's summary information. As a side effect, it may - * also cache partial messages in the folder message cache. - **/ -void -imap_add_to_summary (CamelFolder *folder, int first, int last, - CamelFolderChangeInfo *changes, CamelException *ex) -{ - CamelImapStore *store = CAMEL_IMAP_STORE (folder->parent_store); - CamelImapResponse *response; - GPtrArray *headers, *messages; - const char *summary_specifier; - char *p, *uid; - int i, seq; - CamelMessageInfo *mi; - CamelMessageContentInfo *content; - guint32 flags, size; - - summary_specifier = imap_protocol_get_summary_specifier (store); - CAMEL_IMAP_STORE_LOCK(store, command_lock); - if (first == last) { - response = camel_imap_command (store, folder, ex, - "FETCH %d (%s)", first, - summary_specifier); - } else { - response = camel_imap_command (store, folder, ex, - "FETCH %d:%d (%s)", first, - last, summary_specifier); - } - CAMEL_IMAP_STORE_UNLOCK(store, command_lock); - if (!response) - return; - - messages = g_ptr_array_new (); - g_ptr_array_set_size (messages, last - first + 1); - headers = response->untagged; - for (i = 0; i < headers->len; i++) { - p = headers->pdata[i]; - if (!g_strncasecmp (p, "* fetch ", 8)) - continue; - seq = strtoul (p + 8, &p, 10); - if (!seq || seq < camel_folder_summary_count (folder->summary)) - continue; - - mi = messages->pdata[seq - first]; - flags = size = 0; - content = NULL; - uid = NULL; - while (p && *p != ')') { - if (*p == ' ') - p++; - if (!g_strncasecmp (p, "flags ", 6)) { - p += 6; - /* FIXME user flags */ - flags = imap_parse_flag_list (&p); - } else if (!g_strncasecmp (p, "size ", 5)) { - size = strtoul (p + 5, &p, 10); - } else if (!g_strncasecmp (p, "uid ", 4)) { - uid = p + 4; - strtoul (uid, &p, 10); - uid = g_strndup (uid, p - uid); - } else if (!g_strncasecmp (p, "body ", 5)) { - p += 5; - content = parse_body (folder->summary, &p, ""); - } else if (!g_strncasecmp (p, "body[header] ", 13) || - !g_strncasecmp (p, "rfc822.header ", 14)) { - p = strchr (p + 13, ' '); - mi = parse_headers (&p); - } else { - g_warning ("Waiter, I did not order this %.*s", - (int)strcspn (p, " \n"), p); - p = NULL; - } - } - - /* Ideally we got everything on one line, but if we - * we didn't, and we didn't get the body yet, then we - * have to postpone this line for later. - */ - if (mi == NULL) { - p = headers->pdata[i]; - g_ptr_array_remove_index (headers, i); - g_ptr_array_add (headers, p); - continue; - } - - messages->pdata[seq - first] = mi; - if (uid) - camel_message_info_set_uid (mi, uid); - if (flags) - mi->flags = flags; - if (content) - mi->content = content; - if (size) - mi->size = size; - } - camel_imap_response_free (response); - - for (i = 0; i < messages->len; i++) { - mi = messages->pdata[i]; - camel_folder_summary_add (folder->summary, mi); - } - g_ptr_array_free (messages, TRUE); -} - -static const char * -imap_protocol_get_summary_specifier (CamelImapStore *store) -{ - if (store->server_level >= IMAP_LEVEL_IMAP4REV1) - return "UID FLAGS RFC822.SIZE BODY BODY.PEEK[HEADER]"; - else - return "UID FLAGS RFC822.SIZE BODY RFC822.HEADER"; -} - -/** - * skip_char: - * @str_p: a pointer to a string - * @ch: the character to skip - * - * Skip the specified character, or fail. Updates the position of - * *@str_p on success, sets it to %NULL on failure. - **/ -static inline void -skip_char (char **str_p, char ch) -{ - if (*str_p && **str_p == ch) - *str_p = *str_p + 1; - else - *str_p = NULL; -} - -/** - * skip_astring: - * @str_p: a pointer to a string - * - * Skip an astring, or fail. Updates the position of *@str_p on - * success, sets it to %NULL on failure. - **/ -static void -skip_astring (char **str_p) -{ - char *str = *str_p; - - if (!str) - return; - else if (*str == '"') { - while (*++str && *str != '"') { - if (*str == '\\') { - str++; - if (!*str) - break; - } - } - if (*str == '"') - *str_p = str + 1; - else - *str_p = NULL; - } else if (*str == '{') { - unsigned long len; - - len = strtoul (str + 1, &str, 10); - if (*str != '}' || *(str + 1) != '\n' || - strlen (str + 2) < len) { - *str_p = NULL; - return; - } - *str_p = str + 2 + len; - } else { - /* We assume the string is well-formed and don't - * bother making sure it's a valid atom. - */ - while (*str && *str != ')' && *str != ' ') - str++; - *str_p = str; - } -} - -/** - * skip_list: - * @str_p: a pointer to the open parenthesis of a list - * - * Skips over a list of astrings and lists. Updates the position of - * *@str_p on success, sets it to %NULL on failure. - **/ -void -skip_list (char **str_p) -{ - skip_char (str_p, '('); - while (*str_p && **str_p != ')') { - if (**str_p == '(') - skip_list (str_p); - else - skip_astring (str_p); - if (*str_p && **str_p == ' ') - skip_char (str_p, ' '); - } - skip_char (str_p, ')'); -} - -/** - * parse_params: - * @parms_p: a pointer to the start of an IMAP "body_fld_param". - * @ct: a content-type structure - * - * This parses the body_fld_param and sets parameters on @ct - * appropriately. - * - * On a successful return, *@params_p will be set to point to the - * character after the last character of the body_fld_param. On - * failure, it will be set to %NULL. - **/ -static void -parse_params (char **parms_p, struct _header_content_type *ct) -{ - char *parms = *parms_p, *name, *value; - int len; - - if (!g_strncasecmp (parms, "nil", 3)) { - *parms_p += 3; - return; - } - - if (*parms++ != '(') { - *parms_p = NULL; - return; - } - - while (*parms == '(') { - parms++; - - name = imap_parse_nstring (&parms, &len); - value = imap_parse_nstring (&parms, &len); - - if (name && value) - header_content_type_set_param (ct, name, value); - g_free (name); - g_free (value); - - if (!parms) - break; - if (*parms++ != ')') { - parms = NULL; - break; - } - } - - if (!parms || *parms++ != ')') { - *parms_p = NULL; - return; - } - *parms_p = parms; -} - -static CamelMessageContentInfo * -parse_body (CamelFolderSummary *summary, char **body_p, - const char *part_specifier) -{ - char *body = *body_p; - CamelMessageContentInfo *ci; - CamelImapMessageContentInfo *ici; - char *child_specifier; - int speclen, len; - - if (*body++ != '(') { - *body_p = NULL; - return NULL; - } - - ci = camel_folder_summary_content_info_new (summary); - ici = (CamelImapMessageContentInfo *)ci; - ici->part_specifier = g_strdup (part_specifier); - - if (*body == '(') { - /* multipart */ - GPtrArray *children; - CamelMessageContentInfo *child; - char *subtype; - int i; - - speclen = strlen (part_specifier); - child_specifier = g_malloc (speclen + 10); - memcpy (child_specifier, part_specifier, speclen); - child_specifier[speclen] = '.'; - - /* Parse the child body parts */ - children = g_ptr_array_new (); - i = 0; - while (body && *body == '(') { - sprintf (child_specifier + speclen + 1, "%d", i++); - child = parse_body (summary, &body, child_specifier); - if (!child) - break; - child->parent = ci; - g_ptr_array_add (children, child); - } - g_free (child_specifier); - skip_char (&body, ' '); - - /* If there is a parse error, or there are no children, - * abort. - */ - if (!body || !children->len) { - for (i = 0; i < children->len; i++) { - child = children->pdata[i]; - camel_folder_summary_content_info_free (summary, child); - } - g_ptr_array_free (children, TRUE); - camel_folder_summary_content_info_free (summary, ci); - *body_p = NULL; - return NULL; - } - - /* Chain the children. */ - ci->childs = children->pdata[0]; - for (i = 0; i < children->len - 1; i++) { - child = children->pdata[i]; - child->next = children->pdata[i + 1]; - } - g_ptr_array_free (children, TRUE); - - /* Parse the multipart subtype */ - subtype = imap_parse_string (&body, &len); - ci->type = header_content_type_new ("multipart", subtype); - g_free (subtype); - } else { - /* single part */ - char *type, *subtype; - - type = imap_parse_string (&body, &len); - skip_char (&body, ' '); - subtype = imap_parse_string (&body, &len); - skip_char (&body, ' '); - if (!body) { - camel_folder_summary_content_info_free (summary, ci); - *body_p = NULL; - return NULL; - } - ci->type = header_content_type_new (type, subtype); - parse_params (&body, ci->type); - skip_char (&body, ' '); - - ci->id = imap_parse_string (&body, &len); - skip_char (&body, ' '); - ci->description = imap_parse_string (&body, &len); - skip_char (&body, ' '); - ci->encoding = imap_parse_string (&body, &len); - skip_char (&body, ' '); - ci->size = strtoul (body, &body, 10); - - if (header_content_type_is (ci->type, "message", "rfc822")) { - skip_char (&body, ' '); - ici->message_info = camel_folder_summary_info_new (summary); - skip_list (&body); /* envelope */ - skip_char (&body, ' '); - ci->childs = parse_body (summary, &body, - part_specifier); - skip_char (&body, ' '); - strtoul (body, &body, 10); - } else if (header_content_type_is (ci->type, "text", "*")) - strtoul (body, &body, 10); - - g_free (type); - g_free (subtype); - } - - if (!body || *body++ != ')') { - *body_p = NULL; - camel_folder_summary_content_info_free (summary, ci); - return NULL; - } - - *body_p = body; - return ci; -} - -void -parse_bodypart (char **body_p, CamelFolder *folder, CamelMessageInfo *mi) -{ - CamelMessageContentInfo *ci; - char *body = *body_p; - int num; - - /* Skip "body[" */ - body += 5; - ci = mi->content; - - /* Parse the 'nz_number *["." nz_number]' prefix. This is fun, - * because the numbers mean different things depending on where - * you are. See RFC 2060 for details. - */ - while (isdigit((unsigned char)*body)) { - num = strtoul (body, &body, 10); - if (num == 0 || (*body != '.' && *body != ']')) { - *body = NULL; - return; - } - - if (header_content_type_is (ci->type, "multipart", "*")) { - ci = ci->childs; - while (ci && --num) - ci = ci->next; - if (!ci) { - *body = NULL; - return; - } - } else if (num != 1) { - *body = NULL; - return; - } - - if (*body == ']') - break; - - if (isdigit ((unsigned char)*++body) && - header_content_type_is (ci->type, "message", "rfc822")) { - mi = ((CamelImapMessageContentInfo *)ci)->message_info; - ci = mi->content; - } - } - - if (!g_strncasecmp (body, "header] ", 8)) { - char *headers; - int len; - CamelMimeMessage *msg; - CamelStream *stream; - - body += 9; - mi = parse_headers (&body, folder); - /* XXX */ - } else if (!g_strncasecmp (body, "] ", 2)) { - CamelImapMessageContentInfo *ici = (CamelImapMessageContentInfo *)ci; - body += 2; - /* XXX */ - } else - *body = NULL; -} - -CamelMessageInfo * -imap_parse_headers (char **headers_p, CamelFolder *folder) -{ - CamelMimeMessage *msg; - CamelStream *stream; - char *headers; - int len; - - headers = imap_parse_nstring (headers_p, &len); - msg = camel_mime_message_new (); - stream = camel_stream_mem_new_with_buffer (headers, len); - g_free (headers); - camel_data_wrapper_construct_from_stream (CAMEL_DATA_WRAPPER (msg), stream); - camel_object_unref (CAMEL_OBJECT (stream)); - - mi = camel_folder_summary_info_new_from_message (folder->summary, msg); - camel_imap_folder_cache_message (folder, mi, msg); -} |